Imported Upstream version 1.1.1+rev1207upstream/1.1.1+rev1207

36 files changed, 5500 insertions, 0 deletions

diff --git a/lib/libucsi/atsc/Makefile b/lib/libucsi/atsc/Makefile
new file mode 100644
index 0000000..c3d8e6b
--- /dev/null
+++ b/lib/libucsi/atsc/Makefile
@@ -0,0 +1,55 @@
+# Makefile for linuxtv.org dvb-apps/lib/libucsi/atsc
+
+.PHONY: sub-error-atsc
+
+sub-error-atsc:
+	$(error You can't use this makefile directly.)
+
+ifneq ($(lib_name),)
+
+objects += atsc/atsc_text.o      \
+           atsc/cvct_section.o   \
+           atsc/dccsct_section.o \
+           atsc/dcct_section.o   \
+           atsc/eit_section.o    \
+           atsc/ett_section.o    \
+           atsc/mgt_section.o    \
+           atsc/rrt_section.o    \
+           atsc/stt_section.o    \
+           atsc/tvct_section.o   \
+           atsc/types.o
+
+sub-install += atsc
+
+else
+
+includes = ac3_descriptor.h                   \
+           caption_service_descriptor.h       \
+           component_name_descriptor.h        \
+           content_advisory_descriptor.h      \
+           cvct_section.h                     \
+           dcc_arriving_request_descriptor.h  \
+           dcc_departing_request_descriptor.h \
+           dccsct_section.h                   \
+           dcct_section.h                     \
+           descriptor.h                       \
+           eit_section.h                      \
+           ett_section.h                      \
+           extended_channel_name_descriptor.h \
+           genre_descriptor.h                 \
+           mgt_section.h                      \
+           rc_descriptor.h                    \
+           rrt_section.h                      \
+           section.h                          \
+           service_location_descriptor.h      \
+           stt_section.h                      \
+           stuffing_descriptor.h              \
+           time_shifted_service_descriptor.h  \
+           tvct_section.h                     \
+           types.h
+
+include ../../../Make.rules
+
+lib_name = libucsi/atsc
+
+endif
diff --git a/lib/libucsi/atsc/ac3_descriptor.h b/lib/libucsi/atsc/ac3_descriptor.h
new file mode 100644
index 0000000..489695b
--- /dev/null
+++ b/lib/libucsi/atsc/ac3_descriptor.h
@@ -0,0 +1,112 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_atsc@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_AC3_DESCRIPTOR
+#define _UCSI_ATSC_AC3_DESCRIPTOR 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/descriptor.h>
+#include <libucsi/endianops.h>
+
+enum atsc_ac3_channels {
+	ATSC_AC3_CHANNELS_1_PLUS_1	= 0x0,
+	ATSC_AC3_CHANNELS_1_0		= 0x1,
+	ATSC_AC3_CHANNELS_2_0		= 0x2,
+	ATSC_AC3_CHANNELS_3_0		= 0x3,
+	ATSC_AC3_CHANNELS_2_1		= 0x4,
+	ATSC_AC3_CHANNELS_3_1 		= 0x5,
+	ATSC_AC3_CHANNELS_2_2		= 0x6,
+	ATSC_AC3_CHANNELS_3_2		= 0x7,
+	ATSC_AC3_CHANNELS_1		= 0x8,
+	ATSC_AC3_CHANNELS_LTEQ_2	= 0x9,
+	ATSC_AC3_CHANNELS_LTEQ_3	= 0xa,
+	ATSC_AC3_CHANNELS_LTEQ_4	= 0xb,
+	ATSC_AC3_CHANNELS_LTEQ_5	= 0xc,
+	ATSC_AC3_CHANNELS_LTEQ_6	= 0xd,
+};
+
+/**
+ * atsc_ac3_descriptor structure.
+ */
+struct atsc_ac3_descriptor {
+	struct descriptor d;
+
+  EBIT2(uint8_t sample_rate_code        : 3; ,
+	uint8_t bsid			: 5; );
+  EBIT2(uint8_t bit_rate_code	        : 6; ,
+	uint8_t surround_mode		: 2; );
+  EBIT3(uint8_t bsmod		        : 3; ,
+	uint8_t num_channels		: 4; ,
+	uint8_t full_svc		: 1; );
+	/* uint8_t additional_info[] */
+} __ucsi_packed;
+
+/**
+ * Process an atsc_ac3_descriptor.
+ *
+ * @param d Generic descriptor structure.
+ * @return atsc_ac3_descriptor pointer, or NULL on error.
+ */
+static inline struct atsc_ac3_descriptor*
+	atsc_ac3_descriptor_codec(struct descriptor* d)
+{
+	int pos = 0;
+
+	if (d->len < (pos+4))
+		return NULL;
+	pos += 4;
+
+	return (struct atsc_ac3_descriptor*) d;
+}
+
+/**
+ * Retrieve pointer to additional_info field of a atsc_ac3_descriptor.
+ *
+ * @param d atsc_ac3_descriptor pointer.
+ * @return Pointer to additional_info field.
+ */
+static inline uint8_t *atsc_ac3_descriptor_additional_info(struct atsc_ac3_descriptor *d)
+{
+	int pos = sizeof(struct atsc_ac3_descriptor);
+
+	return ((uint8_t *) d) + pos;
+}
+
+/**
+ * Determine length of additional_info field of a atsc_ac3_descriptor.
+ *
+ * @param d atsc_ac3_descriptor pointer.
+ * @return Length of field in bytes.
+ */
+static inline int atsc_ac3_descriptor_additional_info_length(struct atsc_ac3_descriptor* d)
+{
+	return d->d.len - 3;
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/atsc_text.c b/lib/libucsi/atsc/atsc_text.c
new file mode 100644
index 0000000..d79c83f
--- /dev/null
+++ b/lib/libucsi/atsc/atsc_text.c
@@ -0,0 +1,743 @@
+/*
+* section and descriptor parser
+*
+* Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+*
+* This library is free software; you can redistribute it and/or
+* modify it under the terms of the GNU Lesser General Public
+* License as published by the Free Software Foundation; either
+* version 2.1 of the License, or (at your option) any later version.
+*
+* This library is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+* Lesser General Public License for more details.
+*
+* You should have received a copy of the GNU Lesser General Public
+* License along with this library; if not, write to the Free Software
+* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+*/
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include "libucsi/endianops.h"
+#include "libucsi/atsc/types.h"
+
+#define HUFFTREE_LITERAL_MASK 0x80
+#define HUFFSTRING_END 0x00
+#define HUFFSTRING_ESCAPE 0x1b
+
+#define DEST_ALLOC_DELTA 20
+
+struct hufftree_entry {
+	uint8_t left_idx;
+	uint8_t right_idx;
+} __ucsi_packed;
+
+struct huffbuff {
+	uint8_t *buf;
+	uint32_t buf_len;
+
+	uint32_t cur_byte;
+	uint8_t cur_bit;
+};
+
+
+static struct hufftree_entry program_description_hufftree[][128] = {
+	{ {0x14, 0x15}, {0x9b, 0xd6}, {0xc9, 0xcf}, {0xd7, 0xc7}, {0x01, 0xa2},
+	{0xce, 0xcb}, {0x02, 0x03}, {0xc5, 0xcc}, {0xc6, 0xc8}, {0x04, 0xc4},
+	{0x05, 0xc2}, {0x06, 0xc3}, {0xd2, 0x07}, {0xd3, 0x08}, {0xca, 0xd4},
+	{0x09, 0xcd}, {0xd0, 0x0a}, {0xc1, 0x0b}, {0x0c, 0x0d}, {0x0e, 0x0f},
+	{0x10, 0x11}, {0x12, 0x13}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x38, 0x39}, {0xad, 0xaf}, {0xb7, 0xda}, {0xa8, 0xb3}, {0xb5, 0x01},
+	{0x02, 0x9b}, {0xb4, 0xf1}, {0xa2, 0xd5}, {0xd6, 0xd9}, {0x03, 0x04},
+	{0x05, 0xcf}, {0x06, 0xc9}, {0xf9, 0xea}, {0xeb, 0xf5}, {0xf6, 0x07},
+	{0x08, 0x09}, {0xb2, 0xc5}, {0xc6, 0xb1}, {0x0a, 0xee}, {0xcb, 0x0b},
+	{0xd4, 0x0c}, {0xc4, 0xc8}, {0xd2, 0x0d}, {0x0e, 0x0f}, {0xc7, 0xca},
+	{0xce, 0xd0}, {0xd7, 0x10}, {0xc2, 0x11}, {0xcc, 0xec}, {0xe5, 0xe7},
+	{0x12, 0xcd}, {0x13, 0x14}, {0xc3, 0x15}, {0x16, 0x17}, {0xed, 0x18},
+	{0x19, 0xf2}, {0x1a, 0xd3}, {0x1b, 0x1c}, {0xe4, 0x1d}, {0xc1, 0xe3},
+	{0x1e, 0xe9}, {0xf0, 0xe2}, {0xf7, 0x1f}, {0xf3, 0xe6}, {0x20, 0x21},
+	{0x22, 0xe8}, {0xef, 0x23}, {0x24, 0x25}, {0x26, 0x27}, {0x28, 0x29},
+	{0x2a, 0xf4}, {0x2b, 0x2c}, {0x2d, 0x2e}, {0x2f, 0xe1}, {0x30, 0x31},
+	{0x32, 0x33}, {0x34, 0x35}, {0x36, 0x37}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x03, 0x04}, {0x80, 0xae}, {0xc8, 0xd4}, {0x01, 0x02}, {0x9b, 0xa0}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x02, 0xf3}, {0xa0, 0xf4}, {0x9b, 0x01}, },
+	{ {0x9b, 0x9b}, },
+	{ {0xac, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x01, 0xa0}, {0x9b, 0xa2}, },
+	{ {0x07, 0x08}, {0xe2, 0xe4}, {0xe5, 0xe6}, {0xa0, 0xf2}, {0xe1, 0x01},
+	{0x02, 0xf3}, {0xe3, 0x03}, {0x04, 0x05}, {0x9b, 0x06}, },
+	{ {0x04, 0x80}, {0xca, 0xd3}, {0xa2, 0x01}, {0x9b, 0x02}, {0x03, 0xa0}, },
+	{ {0x9b, 0xa0}, },
+	{ {0x03, 0x04}, {0x9b, 0xb7}, {0xf4, 0xa0}, {0xb0, 0xf3}, {0x01, 0x02}, },
+	{ {0xb9, 0x02}, {0xb8, 0x9b}, {0xa0, 0x01}, },
+	{ {0xae, 0x02}, {0xb6, 0x9b}, {0x01, 0xa0}, },
+	{ {0xa0, 0x01}, {0x9b, 0xb0}, },
+	{ {0xae, 0x01}, {0x9b, 0xa0}, },
+	{ {0xae, 0x01}, {0xa0, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x01}, {0xac, 0xae}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x02, 0x03}, {0x9b, 0xa0}, {0xb5, 0xb6}, {0xb8, 0x01}, },
+	{ {0x9b, 0xa0}, },
+	{ {0x9b, 0xa0}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0xa0}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x08, 0x09}, {0xe6, 0xf5}, {0xf3, 0xf4}, {0x9b, 0xe4}, {0x01, 0xed},
+	{0x02, 0x03}, {0x04, 0xf2}, {0x05, 0x06}, {0xec, 0xee}, {0x07, 0xa0}, },
+	{ {0x05, 0x06}, {0x9b, 0xec}, {0xf5, 0x01}, {0x02, 0xe1}, {0xef, 0xe5},
+	{0xe9, 0xf2}, {0x03, 0x04}, },
+	{ {0x06, 0x07}, {0x9b, 0xe9}, {0xf9, 0xf2}, {0xf5, 0x01}, {0x02, 0x03},
+	{0xec, 0xef}, {0xe1, 0x04}, {0xe8, 0x05}, },
+	{ {0x05, 0x06}, {0xf9, 0xf2}, {0xf5, 0x9b}, {0xe5, 0xef}, {0x01, 0x02},
+	{0xe9, 0xe1}, {0x03, 0x04}, },
+	{ {0x06, 0x07}, {0xe1, 0xe9}, {0xee, 0xf6}, {0xe4, 0xec}, {0xf3, 0x01},
+	{0x02, 0xf2}, {0x03, 0x04}, {0x9b, 0x05}, },
+	{ {0x02, 0x03}, {0xe5, 0xec}, {0x9b, 0xef}, {0x01, 0xf2}, },
+	{ {0x05, 0x06}, {0xf5, 0xef}, {0x9b, 0xec}, {0xe9, 0x01}, {0xe1, 0xf2},
+	{0x02, 0xe5}, {0x03, 0x04}, },
+	{ {0x03, 0x04}, {0x9b, 0xe5}, {0xe9, 0xf5}, {0xe1, 0x01}, {0xef, 0x02}, },
+	{ {0x04, 0x05}, {0xa0, 0xc9}, {0xf3, 0x9b}, {0xae, 0xf2}, {0x01, 0x02},
+	{0x03, 0xee}, },
+	{ {0xef, 0x05}, {0x9b, 0xae}, {0xe9, 0xe5}, {0x01, 0xf5}, {0x02, 0xe1},
+	{0x03, 0x04}, },
+	{ {0xe5, 0x03}, {0xe1, 0xe9}, {0xf2, 0x9b}, {0x01, 0x02}, },
+	{ {0x03, 0x04}, {0x9b, 0xe9}, {0xf5, 0x01}, {0xe5, 0x02}, {0xef, 0xe1}, },
+	{ {0xe1, 0x05}, {0x9b, 0xe3}, {0xef, 0x01}, {0xf5, 0xe5}, {0x02, 0x03},
+	{0xe9, 0x04}, },
+	{ {0xe5, 0x03}, {0x9b, 0xe9}, {0x01, 0xe1}, {0xef, 0x02}, },
+	{ {0x03, 0x04}, {0xa7, 0xee}, {0xec, 0xf2}, {0xf3, 0x01}, {0x9b, 0x02}, },
+	{ {0xe1, 0x06}, {0x9b, 0xe8}, {0xe9, 0x01}, {0xf2, 0xec}, {0x02, 0xef},
+	{0x03, 0xe5}, {0x04, 0x05}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x03, 0x04}, {0x9b, 0xae}, {0x01, 0xe9}, {0x02, 0xe1}, {0xe5, 0xef}, },
+	{ {0x09, 0x0a}, {0xf6, 0xf9}, {0x01, 0xae}, {0xe3, 0xe9}, {0xf5, 0x9b},
+	{0xe5, 0xef}, {0x02, 0x03}, {0xe1, 0x04}, {0xe8, 0x05}, {0x06, 0xf4},
+	{0x07, 0x08}, },
+	{ {0xe8, 0x07}, {0xe5, 0xf7}, {0xd6, 0xe1}, {0x9b, 0xe9}, {0xf2, 0x01},
+	{0x02, 0x03}, {0x04, 0xef}, {0x05, 0x06}, },
+	{ {0xae, 0x01}, {0x9b, 0xee}, },
+	{ {0xe9, 0x02}, {0xe5, 0x9b}, {0xa0, 0x01}, },
+	{ {0x03, 0x04}, {0x9b, 0xe8}, {0xe5, 0xe1}, {0xef, 0x01}, {0xe9, 0x02}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0xef}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x18, 0x19}, {0xe8, 0xef}, {0xf8, 0x9b}, {0xa7, 0xf7}, {0xfa, 0x01},
+	{0x02, 0x03}, {0x04, 0xe5}, {0xae, 0x05}, {0xe6, 0xe2}, {0x06, 0xf6},
+	{0xeb, 0xf5}, {0xe9, 0x07}, {0xf0, 0xf9}, {0xe7, 0x08}, {0x09, 0xe4},
+	{0x0a, 0xe3}, {0x0b, 0xed}, {0x0c, 0xf3}, {0x0d, 0x0e}, {0x0f, 0xec},
+	{0x10, 0xf4}, {0x11, 0x12}, {0xf2, 0xa0}, {0x13, 0x14}, {0x15, 0xee},
+	{0x16, 0x17}, },
+	{ {0x0b, 0x0c}, {0xe4, 0xf3}, {0x9b, 0xae}, {0xe2, 0x01}, {0x02, 0x03},
+	{0xec, 0xa0}, {0x04, 0xe9}, {0xf2, 0xf5}, {0x05, 0xf9}, {0xe1, 0x06},
+	{0xef, 0x07}, {0xe5, 0x08}, {0x09, 0x0a}, },
+	{ {0x0f, 0x10}, {0xf1, 0xae}, {0xc4, 0xf9}, {0xac, 0x01}, {0xe3, 0x02},
+	{0x9b, 0xf2}, {0x03, 0x04}, {0xa0, 0xec}, {0xf5, 0x05}, {0x06, 0xe9},
+	{0x07, 0xeb}, {0x08, 0xf4}, {0x09, 0xe5}, {0x0a, 0xef}, {0xe1, 0xe8},
+	{0x0b, 0x0c}, {0x0d, 0x0e}, },
+	{ {0x13, 0x14}, {0xa7, 0xbb}, {0xe6, 0xed}, {0xf7, 0xe7}, {0xf6, 0x01},
+	{0x02, 0x9b}, {0xee, 0x03}, {0x04, 0xec}, {0x05, 0xf5}, {0x06, 0xac},
+	{0xe4, 0xf9}, {0xf2, 0x07}, {0x08, 0x09}, {0xae, 0x0a}, {0xef, 0x0b},
+	{0xe1, 0xf3}, {0x0c, 0xe9}, {0x0d, 0x0e}, {0x0f, 0x10}, {0xe5, 0x11},
+	{0x12, 0xa0}, },
+	{ {0x1d, 0x1e}, {0xa9, 0xe8}, {0xf5, 0x9b}, {0x01, 0xad}, {0xbb, 0xeb},
+	{0xfa, 0x02}, {0xa7, 0xe6}, {0xe2, 0xe7}, {0x03, 0x04}, {0x05, 0x06},
+	{0xe9, 0xf8}, {0x07, 0xac}, {0xef, 0xf0}, {0x08, 0xed}, {0xf6, 0xf9},
+	{0x09, 0xf7}, {0x0a, 0x0b}, {0xae, 0x0c}, {0xe3, 0x0d}, {0xe5, 0xf4},
+	{0x0e, 0x0f}, {0xe4, 0x10}, {0xec, 0x11}, {0xe1, 0x12}, {0x13, 0x14},
+	{0x15, 0x16}, {0xee, 0xf3}, {0x17, 0x18}, {0xf2, 0xa0}, {0x19, 0x1a},
+	{0x1b, 0x1c}, },
+	{ {0x09, 0x0a}, {0xae, 0x9b}, {0xec, 0x01}, {0xf5, 0x02}, {0xf4, 0xe6},
+	{0x03, 0xe1}, {0xe5, 0xe9}, {0x04, 0xf2}, {0xef, 0x05}, {0x06, 0x07},
+	{0xa0, 0x08}, },
+	{ {0x0e, 0x0f}, {0xad, 0xe7}, {0x9b, 0xa7}, {0xf9, 0x01}, {0xec, 0x02},
+	{0xac, 0xf2}, {0x03, 0xae}, {0xf3, 0xf5}, {0x04, 0x05}, {0xef, 0x06},
+	{0x07, 0xe9}, {0xe1, 0x08}, {0x09, 0xe8}, {0x0a, 0x0b}, {0xe5, 0x0c},
+	{0xa0, 0x0d}, },
+	{ {0x0d, 0x0e}, {0xa7, 0xac}, {0xf3, 0xad}, {0x01, 0x02}, {0x9b, 0xf9},
+	{0xf5, 0xae}, {0x03, 0xee}, {0x04, 0xf2}, {0x05, 0x06}, {0xf4, 0x07},
+	{0x08, 0x09}, {0xef, 0xe1}, {0xa0, 0x0a}, {0xe9, 0x0b}, {0x0c, 0xe5}, },
+	{ {0x14, 0x15}, {0xac, 0xe2}, {0xf8, 0x9b}, {0xae, 0xfa}, {0x01, 0xeb},
+	{0x02, 0xa0}, {0x03, 0x04}, {0xf0, 0x05}, {0x06, 0xe6}, {0xf6, 0x07},
+	{0xe4, 0xed}, {0xe7, 0x08}, {0xe1, 0xef}, {0xf2, 0x09}, {0x0a, 0x0b},
+	{0xec, 0x0c}, {0xe5, 0xe3}, {0x0d, 0xf4}, {0x0e, 0xf3}, {0x0f, 0x10},
+	{0x11, 0xee}, {0x12, 0x13}, },
+	{ {0x03, 0xef}, {0x9b, 0xe1}, {0xe5, 0xf5}, {0x01, 0x02}, },
+	{ {0x08, 0x09}, {0xec, 0xf9}, {0xa7, 0xee}, {0x01, 0xac}, {0x9b, 0xae},
+	{0x02, 0x03}, {0x04, 0xf3}, {0x05, 0xe9}, {0x06, 0xa0}, {0x07, 0xe5}, },
+	{ {0x16, 0x17}, {0xa7, 0xad}, {0xee, 0xe3}, {0xeb, 0xf2}, {0x9b, 0xe2},
+	{0x01, 0x02}, {0xf5, 0x03}, {0xf4, 0xac}, {0x04, 0x05}, {0xe6, 0xed},
+	{0xf6, 0x06}, {0xae, 0xf0}, {0x07, 0x08}, {0xf3, 0x09}, {0x0a, 0xe4},
+	{0x0b, 0x0c}, {0xf9, 0x0d}, {0xef, 0x0e}, {0xe1, 0x0f}, {0x10, 0xe9},
+	{0xec, 0x11}, {0xa0, 0xe5}, {0x12, 0x13}, {0x14, 0x15}, },
+	{ {0x0c, 0x0d}, {0xa7, 0xbb}, {0x9b, 0x01}, {0xf9, 0xae}, {0xe2, 0x02},
+	{0xed, 0xf3}, {0x03, 0xf5}, {0xef, 0xf0}, {0x04, 0x05}, {0xe9, 0x06},
+	{0x07, 0x08}, {0x09, 0xa0}, {0xe1, 0xe5}, {0x0a, 0x0b}, },
+	{ {0x19, 0x1a}, {0xad, 0xbb}, {0xe2, 0xea}, {0xed, 0xf2}, {0xfa, 0xe6},
+	{0xec, 0x01}, {0x02, 0x03}, {0x9b, 0xf5}, {0x04, 0xa7}, {0xf6, 0xf9},
+	{0x05, 0x06}, {0xeb, 0xef}, {0x07, 0x08}, {0x09, 0x0a}, {0xac, 0x0b},
+	{0x0c, 0xe3}, {0xae, 0x0d}, {0xee, 0xe9}, {0x0e, 0xe1}, {0x0f, 0xf3},
+	{0x10, 0x11}, {0xf4, 0x12}, {0xe7, 0xe5}, {0x13, 0x14}, {0xe4, 0x15},
+	{0x16, 0x17}, {0xa0, 0x18}, },
+	{ {0x1a, 0x1b}, {0xc2, 0x9b}, {0xad, 0xac}, {0xf8, 0x01}, {0xae, 0x02},
+	{0x03, 0xe5}, {0xe7, 0xe8}, {0xf9, 0xe9}, {0xeb, 0x04}, {0xe3, 0xe1},
+	{0x05, 0xf6}, {0x06, 0xe4}, {0x07, 0xe2}, {0xf0, 0x08}, {0x09, 0xf3},
+	{0xf4, 0xf7}, {0xef, 0x0a}, {0x0b, 0x0c}, {0x0d, 0xec}, {0x0e, 0x0f},
+	{0x10, 0xf5}, {0xed, 0x11}, {0xe6, 0xa0}, {0x12, 0xf2}, {0x13, 0x14},
+	{0x15, 0xee}, {0x16, 0x17}, {0x18, 0x19}, },
+	{ {0x0e, 0x0f}, {0xad, 0xed}, {0xf9, 0x9b}, {0xae, 0x01}, {0xf3, 0x02},
+	{0x03, 0xf5}, {0xf4, 0xf0}, {0x04, 0xef}, {0x05, 0xe9}, {0x06, 0xe8},
+	{0xa0, 0xe1}, {0xec, 0x07}, {0xf2, 0x08}, {0xe5, 0x09}, {0x0a, 0x0b},
+	{0x0c, 0x0d}, },
+	{ {0x9b, 0xf5}, },
+	{ {0x19, 0x1a}, {0xa9, 0xbb}, {0xf6, 0xe6}, {0x01, 0x9b}, {0xad, 0xe2},
+	{0xf0, 0x02}, {0xa7, 0x03}, {0x04, 0x05}, {0xf5, 0xe3}, {0xac, 0xe7},
+	{0xf2, 0x06}, {0xeb, 0x07}, {0xec, 0xed}, {0xee, 0xf9}, {0x08, 0xae},
+	{0x09, 0x0a}, {0xe4, 0x0b}, {0x0c, 0xf4}, {0x0d, 0xf3}, {0x0e, 0x0f},
+	{0x10, 0xe1}, {0xef, 0x11}, {0xe9, 0x12}, {0x13, 0xe5}, {0x14, 0xa0},
+	{0x15, 0x16}, {0x17, 0x18}, },
+	{ {0xa0, 0x16}, {0xa2, 0xa7}, {0xe2, 0xeb}, {0xed, 0xee}, {0x9b, 0xf7},
+	{0x01, 0x02}, {0x03, 0xbb}, {0xf9, 0xf0}, {0x04, 0x05}, {0xec, 0x06},
+	{0x07, 0x08}, {0xf5, 0xe1}, {0x09, 0xac}, {0xe3, 0x0a}, {0xe8, 0x0b},
+	{0xe9, 0x0c}, {0xef, 0xf3}, {0xae, 0x0d}, {0x0e, 0xe5}, {0x0f, 0x10},
+	{0x11, 0xf4}, {0x12, 0x13}, {0x14, 0x15}, },
+	{ {0x14, 0x15}, {0xbb, 0xe2}, {0xad, 0xed}, {0x01, 0x9b}, {0xa7, 0xe3},
+	{0xac, 0xec}, {0xee, 0x02}, {0xf7, 0x03}, {0x04, 0xf9}, {0x05, 0x06},
+	{0x07, 0x08}, {0xf4, 0xae}, {0xf5, 0x09}, {0x0a, 0xf2}, {0xe1, 0xf3},
+	{0x0b, 0x0c}, {0x0d, 0xe9}, {0x0e, 0x0f}, {0xef, 0xe5}, {0x10, 0xa0},
+	{0xe8, 0x11}, {0x12, 0x13}, },
+	{ {0x11, 0x12}, {0xef, 0xf6}, {0x9b, 0xeb}, {0xf9, 0x01}, {0xa0, 0xe2},
+	{0x02, 0xe1}, {0x03, 0xed}, {0x04, 0xe3}, {0xe9, 0x05}, {0xe4, 0xe5},
+	{0xe7, 0x06}, {0xec, 0xf0}, {0x07, 0x08}, {0x09, 0x0a}, {0x0b, 0xf3},
+	{0x0c, 0xf4}, {0xee, 0x0d}, {0xf2, 0x0e}, {0x0f, 0x10}, },
+	{ {0x05, 0xe5}, {0xf3, 0xf9}, {0x9b, 0x01}, {0xef, 0x02}, {0x03, 0xe1},
+	{0x04, 0xe9}, },
+	{ {0x0a, 0x0b}, {0xae, 0x9b}, {0xec, 0xed}, {0x01, 0x02}, {0xf3, 0xee},
+	{0xf2, 0x03}, {0xe5, 0x04}, {0xe8, 0xa0}, {0xe1, 0x05}, {0xef, 0x06},
+	{0x07, 0x08}, {0xe9, 0x09}, },
+	{ {0x05, 0x06}, {0xa0, 0xac}, {0xad, 0xf4}, {0xe9, 0x01}, {0x02, 0xe1},
+	{0xe5, 0x03}, {0x9b, 0x04}, },
+	{ {0x11, 0xa0}, {0xbf, 0xe1}, {0xe2, 0xe6}, {0xed, 0xe4}, {0xe9, 0xf7},
+	{0xa7, 0x01}, {0x02, 0xbb}, {0x03, 0x04}, {0xec, 0x05}, {0x9b, 0xee},
+	{0x06, 0xef}, {0x07, 0xac}, {0xe5, 0xf3}, {0x08, 0x09}, {0x0a, 0xae},
+	{0x0b, 0x0c}, {0x0d, 0x0e}, {0x0f, 0x10}, },
+	{ {0x06, 0x07}, {0xa0, 0xae}, {0xe1, 0xe5}, {0xec, 0xfa}, {0x9b, 0xef},
+	{0xe9, 0x01}, {0x02, 0x03}, {0x04, 0x05}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+};
+
+static struct hufftree_entry program_title_hufftree[][128] = {
+	{ {0x1b, 0x1c}, {0xb4, 0xa4}, {0xb2, 0xb7}, {0xda, 0x01}, {0xd1, 0x02},
+	{0x03, 0x9b}, {0x04, 0xd5}, {0xd9, 0x05}, {0xcb, 0xd6}, {0x06, 0xcf},
+	{0x07, 0x08}, {0xca, 0x09}, {0xc9, 0xc5}, {0xc6, 0x0a}, {0xd2, 0xc4},
+	{0xc7, 0xcc}, {0xd0, 0xc8}, {0xd7, 0xce}, {0x0b, 0xc1}, {0x0c, 0xc2},
+	{0xcd, 0xc3}, {0x0d, 0x0e}, {0x0f, 0x10}, {0xd3, 0x11}, {0xd4, 0x12},
+	{0x13, 0x14}, {0x15, 0x16}, {0x17, 0x18}, {0x19, 0x1a}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x29, 0x2a}, {0xd8, 0xe5}, {0xb9, 0x01}, {0xa7, 0xb1}, {0xec, 0xd1},
+	{0x02, 0xad}, {0xb2, 0xda}, {0xe3, 0xb3}, {0x03, 0xe4}, {0xe6, 0x04},
+	{0x9b, 0xe2}, {0x05, 0x06}, {0x07, 0x08}, {0x09, 0xd5}, {0x0a, 0xd6},
+	{0x0b, 0xd9}, {0x0c, 0xa6}, {0xe9, 0xcb}, {0xc5, 0xcf}, {0x0d, 0x0e},
+	{0xca, 0xc9}, {0x0f, 0xc7}, {0x10, 0x11}, {0xe1, 0x12}, {0x13, 0xc6},
+	{0xd2, 0xc8}, {0xce, 0xc1}, {0xc4, 0xd0}, {0xcc, 0x14}, {0x15, 0xef},
+	{0xc2, 0xd7}, {0x16, 0xcd}, {0x17, 0xf4}, {0xd4, 0x18}, {0x19, 0x1a},
+	{0xc3, 0xd3}, {0x1b, 0x1c}, {0x1d, 0x1e}, {0x1f, 0x20}, {0x21, 0x22},
+	{0x23, 0x24}, {0x25, 0x26}, {0x27, 0x28}, },
+	{ {0x01, 0x80}, {0xa0, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0xb1, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0xa0}, },
+	{ {0x04, 0xf3}, {0xe4, 0xb9}, {0x01, 0xf4}, {0xa0, 0x9b}, {0x02, 0x03}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x01, 0x02}, {0x9b, 0xc1}, {0xc8, 0xd3}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0xa0}, },
+	{ {0x07, 0x08}, {0xb1, 0xd2}, {0xd3, 0xd4}, {0xd5, 0xad}, {0xcd, 0xc1},
+	{0x01, 0x02}, {0x03, 0xa0}, {0x04, 0x9b}, {0x05, 0x06}, },
+	{ {0xa0, 0x05}, {0xc9, 0xd7}, {0xd3, 0x01}, {0x02, 0x9b}, {0xae, 0x80},
+	{0x03, 0x04}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x02, 0x03}, {0xad, 0x9b}, {0x01, 0x80}, {0xa0, 0xb0}, },
+	{ {0x04, 0x05}, {0x80, 0x9b}, {0xb1, 0xb2}, {0xa0, 0xb0}, {0xb9, 0x01},
+	{0x02, 0x03}, },
+	{ {0x02, 0x03}, {0xb1, 0xba}, {0x01, 0xb0}, {0x9b, 0x80}, },
+	{ {0x80, 0x01}, {0xb0, 0x9b}, },
+	{ {0x9b, 0xb8}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0xb0}, },
+	{ {0x9b, 0xa0}, },
+	{ {0x02, 0x03}, {0xb1, 0xb3}, {0xb9, 0xb0}, {0x01, 0x9b}, },
+	{ {0x9b, 0xa0}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x80}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x13, 0x14}, {0xaa, 0xad}, {0xae, 0xf6}, {0xe7, 0xf4}, {0xe2, 0xe9},
+	{0x01, 0x02}, {0xc2, 0xf0}, {0x9b, 0xf3}, {0xe3, 0xe6}, {0xf7, 0x03},
+	{0xf5, 0x04}, {0x05, 0x06}, {0xf2, 0x07}, {0x08, 0x09}, {0x0a, 0x0b},
+	{0x0c, 0xe4}, {0xa0, 0x0d}, {0xec, 0xee}, {0x0e, 0xed}, {0x0f, 0x10},
+	{0x11, 0x12}, },
+	{ {0x08, 0x09}, {0xc1, 0xd3}, {0x9b, 0x01}, {0xc3, 0x02}, {0xe9, 0xec},
+	{0x03, 0xf2}, {0xf5, 0x04}, {0xef, 0xe1}, {0x05, 0xe5}, {0x06, 0x07}, },
+	{ {0x0b, 0x0c}, {0xc1, 0xf9}, {0x01, 0xc2}, {0xcf, 0xe5}, {0xf5, 0x9b},
+	{0xe9, 0x02}, {0xa0, 0x03}, {0x04, 0x05}, {0xf2, 0x06}, {0xec, 0x07},
+	{0xe1, 0x08}, {0x09, 0xe8}, {0x0a, 0xef}, },
+	{ {0x05, 0x06}, {0xf9, 0x9b}, {0x01, 0xf5}, {0x02, 0xf2}, {0xe9, 0xe5},
+	{0xef, 0x03}, {0xe1, 0x04}, },
+	{ {0x0a, 0x0b}, {0xf1, 0xf5}, {0xf3, 0x01}, {0xed, 0xf9}, {0xc3, 0x02},
+	{0xec, 0xee}, {0xe4, 0xf8}, {0x03, 0x9b}, {0xf6, 0x04}, {0x05, 0xe1},
+	{0x06, 0x07}, {0x08, 0x09}, },
+	{ {0x07, 0x08}, {0xa0, 0x9b}, {0xcc, 0x01}, {0xe5, 0x02}, {0xec, 0xf5},
+	{0xef, 0x03}, {0xe9, 0xf2}, {0x04, 0x05}, {0xe1, 0x06}, },
+	{ {0x09, 0x0a}, {0xae, 0xec}, {0xf9, 0xc1}, {0xe8, 0x01}, {0x9b, 0x02},
+	{0x03, 0x04}, {0xe1, 0xf5}, {0xe9, 0x05}, {0xe5, 0x06}, {0xf2, 0xef},
+	{0x07, 0x08}, },
+	{ {0xef, 0x05}, {0x80, 0x9b}, {0xf5, 0x01}, {0x02, 0xe9}, {0xe1, 0x03},
+	{0xe5, 0x04}, },
+	{ {0xee, 0x0b}, {0xba, 0xd4}, {0xae, 0xf2}, {0xe3, 0x01}, {0xa0, 0x02},
+	{0x80, 0x9b}, {0xed, 0x03}, {0xc9, 0xf3}, {0xf4, 0x04}, {0x05, 0x06},
+	{0x07, 0x08}, {0x09, 0x0a}, },
+	{ {0x02, 0x03}, {0x9b, 0xf5}, {0x01, 0xe1}, {0xef, 0xe5}, },
+	{ {0x05, 0xe9}, {0xe1, 0xef}, {0xf5, 0xee}, {0x9b, 0xe5}, {0x01, 0x02},
+	{0x03, 0x04}, },
+	{ {0x04, 0x05}, {0xa0, 0x9b}, {0x01, 0xf5}, {0x02, 0xe5}, {0xef, 0x03},
+	{0xe1, 0xe9}, },
+	{ {0x08, 0x09}, {0xaa, 0xd4}, {0x01, 0x9b}, {0xe3, 0x02}, {0xf2, 0x03},
+	{0xe5, 0x04}, {0xf5, 0xf9}, {0xe9, 0x05}, {0xef, 0x06}, {0x07, 0xe1}, },
+	{ {0xe5, 0x08}, {0xce, 0xa0}, {0xc6, 0xf5}, {0x01, 0x02}, {0x9b, 0xc2},
+	{0x03, 0xe1}, {0x04, 0xef}, {0x05, 0xe9}, {0x06, 0x07}, },
+	{ {0x09, 0x0a}, {0xe4, 0xf3}, {0xe6, 0xf6}, {0xf7, 0xf0}, {0xf2, 0x01},
+	{0xec, 0x02}, {0x03, 0xa0}, {0x9b, 0x04}, {0x05, 0xf5}, {0x06, 0x07},
+	{0xee, 0x08}, },
+	{ {0x0b, 0x0c}, {0xa0, 0xf3}, {0xf9, 0xae}, {0xd2, 0xc7}, {0x01, 0x9b},
+	{0x02, 0xf5}, {0x03, 0x04}, {0x05, 0xe9}, {0xec, 0x06}, {0xe5, 0x07},
+	{0xef, 0x08}, {0xe1, 0x09}, {0xf2, 0x0a}, },
+	{ {0x01, 0xf5}, {0x9b, 0xd6}, },
+	{ {0x04, 0x05}, {0xe8, 0x9b}, {0x01, 0xf5}, {0x02, 0xe1}, {0xe9, 0xef},
+	{0x03, 0xe5}, },
+	{ {0x10, 0x11}, {0xaa, 0xec}, {0xf1, 0xae}, {0xa0, 0xf7}, {0xed, 0xee},
+	{0x01, 0x02}, {0x9b, 0xeb}, {0x03, 0x04}, {0x05, 0x06}, {0xe3, 0x07},
+	{0xef, 0x08}, {0xe9, 0xf5}, {0x09, 0xe1}, {0xe5, 0xf0}, {0xe8, 0x0a},
+	{0x0b, 0x0c}, {0x0d, 0xf4}, {0x0e, 0x0f}, },
+	{ {0xe8, 0x0a}, {0xad, 0xce}, {0x9b, 0x01}, {0xd6, 0x02}, {0xf5, 0xf7},
+	{0x03, 0x04}, {0xe1, 0xe5}, {0xe9, 0x05}, {0xf2, 0x06}, {0xef, 0x07},
+	{0x08, 0x09}, },
+	{ {0xee, 0x03}, {0xec, 0xae}, {0x01, 0x9b}, {0x02, 0xf0}, },
+	{ {0x06, 0xe9}, {0xa0, 0xc3}, {0xef, 0x9b}, {0xe5, 0x01}, {0x80, 0x02},
+	{0x03, 0xe1}, {0x04, 0x05}, },
+	{ {0x06, 0x07}, {0xc6, 0xd7}, {0x01, 0x9b}, {0xf2, 0x02}, {0x03, 0xe8},
+	{0xe5, 0xe1}, {0x04, 0xe9}, {0xef, 0x05}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x02, 0xef}, {0xe1, 0x9b}, {0x01, 0xe5}, },
+	{ {0x01, 0xef}, {0x9b, 0xe1}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x19, 0x1a}, {0x9b, 0xba}, {0xe5, 0xea}, {0xf8, 0x01}, {0x02, 0xe6},
+	{0xa7, 0x03}, {0xfa, 0xe8}, {0x04, 0xf7}, {0x05, 0xf5}, {0xe2, 0x06},
+	{0xeb, 0x07}, {0xf0, 0x08}, {0x80, 0xf6}, {0xe7, 0x09}, {0xe4, 0x0a},
+	{0xa0, 0xe9}, {0x0b, 0xe3}, {0xf9, 0x0c}, {0x0d, 0xed}, {0x0e, 0x0f},
+	{0xf3, 0x10}, {0x11, 0xec}, {0x12, 0xf4}, {0xf2, 0x13}, {0xee, 0x14},
+	{0x15, 0x16}, {0x17, 0x18}, },
+	{ {0x0a, 0x0b}, {0xf3, 0x9b}, {0xf5, 0xe2}, {0x01, 0x80}, {0xa0, 0x02},
+	{0xe5, 0xf2}, {0xe9, 0x03}, {0xec, 0x04}, {0xf9, 0x05}, {0xef, 0x06},
+	{0xe1, 0x07}, {0x08, 0x09}, },
+	{ {0x10, 0x11}, {0xc3, 0xcc}, {0xc7, 0x9b}, {0xe3, 0x01}, {0x80, 0xec},
+	{0xf9, 0x02}, {0xf3, 0x03}, {0xf5, 0x04}, {0x05, 0xf2}, {0x06, 0xe9},
+	{0xa0, 0x07}, {0x08, 0xef}, {0xf4, 0x09}, {0x0a, 0xe1}, {0x0b, 0xe8},
+	{0xeb, 0xe5}, {0x0c, 0x0d}, {0x0e, 0x0f}, },
+	{ {0x0e, 0x0f}, {0xae, 0xf5}, {0xf7, 0x01}, {0xec, 0x02}, {0xe4, 0xe7},
+	{0xf2, 0x03}, {0x9b, 0xef}, {0x04, 0xf6}, {0x05, 0x06}, {0xf9, 0xf3},
+	{0x07, 0xe9}, {0xe1, 0x08}, {0x09, 0x80}, {0x0a, 0x0b}, {0xe5, 0x0c},
+	{0x0d, 0xa0}, },
+	{ {0x1e, 0x1f}, {0x9b, 0xa1}, {0xad, 0xe8}, {0xea, 0xf1}, {0xf5, 0xfa},
+	{0x01, 0x02}, {0x03, 0x04}, {0xba, 0xf8}, {0xa7, 0xe2}, {0xe9, 0x05},
+	{0x06, 0x07}, {0xe6, 0xed}, {0xe7, 0xeb}, {0x08, 0x09}, {0xf6, 0xf0},
+	{0x0a, 0xef}, {0x0b, 0xe3}, {0x0c, 0x0d}, {0x0e, 0xf9}, {0x0f, 0xe4},
+	{0xec, 0x10}, {0xe5, 0x11}, {0xf4, 0xf7}, {0x12, 0x13}, {0xe1, 0x14},
+	{0x15, 0x16}, {0xee, 0xf3}, {0x17, 0x80}, {0x18, 0x19}, {0xf2, 0x1a},
+	{0x1b, 0xa0}, {0x1c, 0x1d}, },
+	{ {0xa0, 0x0b}, {0xf5, 0x9b}, {0x01, 0xec}, {0xf3, 0xf2}, {0x80, 0xe1},
+	{0x02, 0x03}, {0xf4, 0xe9}, {0xef, 0xe6}, {0x04, 0x05}, {0x06, 0x07},
+	{0xe5, 0x08}, {0x09, 0x0a}, },
+	{ {0x0f, 0x10}, {0xba, 0xf9}, {0xa7, 0xf4}, {0x9b, 0x01}, {0xe7, 0xec},
+	{0x02, 0xee}, {0x03, 0xef}, {0xf5, 0x04}, {0xf2, 0x05}, {0x06, 0xe9},
+	{0x07, 0xf3}, {0xe1, 0x08}, {0x09, 0x0a}, {0x0b, 0xe5}, {0x80, 0x0c},
+	{0xe8, 0xa0}, {0x0d, 0x0e}, },
+	{ {0xe5, 0x0d}, {0xe2, 0xf5}, {0xf7, 0x9b}, {0xec, 0x01}, {0xf9, 0xee},
+	{0x02, 0x03}, {0x04, 0xf2}, {0x05, 0x80}, {0x06, 0xa0}, {0xe1, 0xef},
+	{0x07, 0xf4}, {0xe9, 0x08}, {0x09, 0x0a}, {0x0b, 0x0c}, },
+	{ {0x15, 0x16}, {0xa1, 0xf8}, {0xe9, 0xeb}, {0x01, 0x80}, {0x9b, 0xfa},
+	{0xe2, 0x02}, {0x03, 0x04}, {0xa0, 0xf0}, {0x05, 0x06}, {0x07, 0xe1},
+	{0x08, 0xe6}, {0xf2, 0xed}, {0xf6, 0x09}, {0xe4, 0x0a}, {0xef, 0xf4},
+	{0xec, 0xf3}, {0xe7, 0xe5}, {0x0b, 0xe3}, {0x0c, 0x0d}, {0x0e, 0x0f},
+	{0x10, 0x11}, {0x12, 0x13}, {0xee, 0x14}, },
+	{ {0xef, 0x01}, {0x9b, 0xe1}, },
+	{ {0x0b, 0x0c}, {0xd4, 0xef}, {0xe6, 0xec}, {0xf7, 0xe1}, {0x01, 0xba},
+	{0x02, 0x9b}, {0xf9, 0x03}, {0x04, 0x05}, {0xf3, 0x06}, {0x07, 0x08},
+	{0xe9, 0xa0}, {0x09, 0x80}, {0xe5, 0x0a}, },
+	{ {0x15, 0x16}, {0xa7, 0xba}, {0xe3, 0xf7}, {0xf2, 0xad}, {0xe2, 0x01},
+	{0x02, 0x9b}, {0xe6, 0x03}, {0xed, 0xf6}, {0x04, 0xeb}, {0x05, 0xf4},
+	{0x06, 0x07}, {0x08, 0xf3}, {0x09, 0xf5}, {0x0a, 0xef}, {0x0b, 0x0c},
+	{0x80, 0xf9}, {0xe1, 0x0d}, {0xe4, 0xe9}, {0xa0, 0x0e}, {0x0f, 0xec},
+	{0xe5, 0x10}, {0x11, 0x12}, {0x13, 0x14}, },
+	{ {0x0a, 0x0b}, {0xf9, 0x9b}, {0xf5, 0xf3}, {0x01, 0x02}, {0xe2, 0xed},
+	{0x80, 0x03}, {0xf0, 0xef}, {0x04, 0xa0}, {0x05, 0xe9}, {0x06, 0xe1},
+	{0x07, 0x08}, {0x09, 0xe5}, },
+	{ {0x18, 0x19}, {0xe2, 0xea}, {0xf2, 0xe8}, {0xec, 0xed}, {0xfa, 0x9b},
+	{0x01, 0xf5}, {0x02, 0x03}, {0xf6, 0x04}, {0xba, 0xe6}, {0x05, 0x06},
+	{0xeb, 0xef}, {0x07, 0xa7}, {0xf9, 0x08}, {0x09, 0x0a}, {0x0b, 0xe3},
+	{0x0c, 0xee}, {0xe1, 0x0d}, {0xf3, 0x0e}, {0xe9, 0x0f}, {0x10, 0xf4},
+	{0x80, 0xe4}, {0xe5, 0x11}, {0x12, 0xe7}, {0xa0, 0x13}, {0x14, 0x15},
+	{0x16, 0x17}, },
+	{ {0x1b, 0x1c}, {0xae, 0xfa}, {0xbf, 0x01}, {0xa7, 0x9b}, {0x02, 0xe9},
+	{0xf8, 0xf9}, {0x03, 0xe5}, {0xe8, 0x04}, {0xe1, 0xeb}, {0x05, 0xe2},
+	{0x06, 0x07}, {0xe3, 0x08}, {0xe7, 0xf4}, {0x09, 0x80}, {0xf6, 0xf0},
+	{0x0a, 0xe4}, {0x0b, 0xf3}, {0xf7, 0x0c}, {0x0d, 0xef}, {0xec, 0xa0},
+	{0x0e, 0x0f}, {0xed, 0xe6}, {0x10, 0xf5}, {0x11, 0x12}, {0x13, 0x14},
+	{0x15, 0xf2}, {0x16, 0xee}, {0x17, 0x18}, {0x19, 0x1a}, },
+	{ {0x0e, 0x0f}, {0xed, 0xa7}, {0x9b, 0xe4}, {0x01, 0xf9}, {0xf3, 0xf2},
+	{0xf4, 0x02}, {0xe8, 0x03}, {0xec, 0xf0}, {0x04, 0xe1}, {0xe9, 0x05},
+	{0x06, 0x80}, {0xa0, 0x07}, {0x08, 0x09}, {0x0a, 0xe5}, {0xef, 0x0b},
+	{0x0c, 0x0d}, },
+	{ {0x9b, 0xf5}, },
+	{ {0x18, 0x19}, {0xba, 0xac}, {0xf6, 0x9b}, {0xf0, 0xe2}, {0x01, 0xe6},
+	{0x02, 0xa7}, {0xae, 0xe7}, {0x03, 0xe3}, {0xf5, 0x04}, {0xed, 0x05},
+	{0x06, 0x07}, {0xeb, 0x08}, {0x09, 0xee}, {0xf2, 0x0a}, {0xe4, 0x0b},
+	{0xf9, 0xec}, {0x0c, 0x0d}, {0xf4, 0x80}, {0x0e, 0xef}, {0xf3, 0xa0},
+	{0xe1, 0x0f}, {0xe9, 0x10}, {0x11, 0xe5}, {0x12, 0x13}, {0x14, 0x15},
+	{0x16, 0x17}, },
+	{ {0x19, 0x1a}, {0xa7, 0xac}, {0xbf, 0xc3}, {0xc8, 0xe4}, {0xe6, 0xed},
+	{0xf2, 0xae}, {0xec, 0xee}, {0xf9, 0x01}, {0x02, 0x03}, {0x04, 0xba},
+	{0x05, 0x9b}, {0xf5, 0x06}, {0x07, 0x08}, {0x09, 0xeb}, {0xf0, 0x0a},
+	{0x0b, 0x0c}, {0xe1, 0xe3}, {0x0d, 0xe8}, {0x0e, 0x0f}, {0xef, 0x10},
+	{0x11, 0xf3}, {0x12, 0xe9}, {0x13, 0xe5}, {0x14, 0x15}, {0xf4, 0x16},
+	{0x17, 0xa0}, {0x18, 0x80}, },
+	{ {0x14, 0x15}, {0xba, 0xbf}, {0xe4, 0xf7}, {0x9b, 0xa7}, {0x01, 0xee},
+	{0x02, 0x03}, {0x04, 0xe3}, {0xe2, 0xed}, {0x05, 0xf9}, {0x06, 0xf4},
+	{0x07, 0xec}, {0x08, 0xf5}, {0xf2, 0x09}, {0xe1, 0xf3}, {0x0a, 0xef},
+	{0x0b, 0x0c}, {0x0d, 0xe9}, {0x80, 0xe5}, {0x0e, 0xa0}, {0x0f, 0xe8},
+	{0x10, 0x11}, {0x12, 0x13}, },
+	{ {0x11, 0x12}, {0xeb, 0xfa}, {0x80, 0xe6}, {0x9b, 0x01}, {0xa0, 0x02},
+	{0x03, 0xe9}, {0xe1, 0x04}, {0xe4, 0xf0}, {0xed, 0xe2}, {0xe3, 0xe7},
+	{0xec, 0x05}, {0xe5, 0x06}, {0x07, 0x08}, {0x09, 0xf4}, {0x0a, 0x0b},
+	{0x0c, 0xf3}, {0xee, 0x0d}, {0x0e, 0xf2}, {0x0f, 0x10}, },
+	{ {0x04, 0xe5}, {0xf3, 0xef}, {0x9b, 0x01}, {0xe1, 0x02}, {0x03, 0xe9}, },
+	{ {0x0b, 0x0c}, {0xa7, 0xe2}, {0xec, 0xe3}, {0xf2, 0x01}, {0x9b, 0x02},
+	{0x03, 0x04}, {0xe9, 0xef}, {0xee, 0xe5}, {0xe1, 0x80}, {0x05, 0xa0},
+	{0x06, 0x07}, {0x08, 0x09}, {0xf3, 0x0a}, },
+	{ {0x05, 0x06}, {0x9b, 0xa0}, {0xe1, 0xe5}, {0xe9, 0x01}, {0x80, 0xf0},
+	{0x02, 0xf4}, {0x03, 0x04}, },
+	{ {0xa0, 0x13}, {0xe3, 0xad}, {0xe4, 0xe9}, {0xee, 0xef}, {0xf0, 0xf4},
+	{0xf6, 0xa1}, {0xe1, 0xed}, {0x01, 0xe2}, {0x02, 0x03}, {0x04, 0xa7},
+	{0x05, 0x06}, {0xf7, 0x07}, {0x9b, 0xec}, {0x08, 0xe5}, {0x09, 0x0a},
+	{0x0b, 0x0c}, {0x0d, 0x0e}, {0xf3, 0x0f}, {0x10, 0x11}, {0x80, 0x12}, },
+	{ {0x05, 0x06}, {0xe5, 0xfa}, {0xa0, 0xf9}, {0x9b, 0x01}, {0x80, 0xe9},
+	{0x02, 0xe1}, {0x03, 0x04}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+	{ {0x9b, 0x9b}, },
+};
+
+
+
+static inline void huffbuff_init(struct huffbuff *hbuf, uint8_t *buf, uint32_t buf_len)
+{
+	memset(hbuf, 0, sizeof(struct huffbuff));
+	hbuf->buf = buf;
+	hbuf->buf_len = buf_len;
+}
+
+static inline int huffbuff_bits(struct huffbuff *hbuf, uint8_t nbits)
+{
+	uint8_t result = 0;
+
+	if (nbits > 8)
+		return -1;
+
+	while(nbits--) {
+		if (hbuf->cur_byte >= hbuf->buf_len) {
+			return -1;
+		}
+
+		result <<= 1;
+		if (hbuf->buf[hbuf->cur_byte] & (0x80 >> hbuf->cur_bit))
+			result |= 1;
+
+		if (++hbuf->cur_bit > 7) {
+			hbuf->cur_byte++;
+			hbuf->cur_bit = 0;
+		}
+	}
+
+	return result;
+}
+
+static inline int append_unicode_char(uint8_t **destbuf, size_t *destbuflen, size_t *destbufpos,
+				      uint32_t c)
+{
+	uint8_t tmp[3];
+	int tmplen = 0;
+
+	// encode the unicode character first of all
+	if (c < 0x80) {
+		tmp[0] = c;
+		tmplen = 1;
+	} else if (c < 0x800) {
+		tmp[0] = 0xc0 | ((c >> 6) & 0x1f);
+		tmp[1] = 0x80 | (c & 0x3f);
+		tmplen = 2;
+	} else if (c < 0x10000) {
+		tmp[0] = 0xe0 | ((c >> 12) & 0x0f);
+		tmp[1] = 0x80 | ((c >> 6) & 0x3f);
+		tmp[2] = 0x80 | (c & 0x3f);
+		tmplen = 3;
+	} else {
+		return -1;
+	}
+
+	// do we have enough buffer space?
+	if ((*destbufpos + tmplen) >= *destbuflen) {
+		uint8_t *new_dest = realloc(*destbuf, *destbuflen + DEST_ALLOC_DELTA);
+		if (new_dest == NULL)
+			return -ENOMEM;
+		*destbuf = new_dest;
+		*destbuflen += DEST_ALLOC_DELTA;
+	}
+
+	// copy it into position
+	memcpy(*destbuf + *destbufpos, tmp, tmplen);
+	*destbufpos += tmplen;
+
+	return 0;
+}
+
+static inline int unicode_decode(uint8_t *srcbuf, size_t srcbuflen, int mode,
+				 uint8_t **destbuf, size_t *destbuflen, size_t *destbufpos)
+{
+	size_t i;
+	uint32_t msb = mode << 8;
+
+	for(i=0; i< srcbuflen; i++) {
+		if (append_unicode_char(destbuf, destbuflen, destbufpos, msb + srcbuf[i]))
+			return -1;
+	}
+
+	return *destbufpos;
+}
+
+static int huffman_decode_uncompressed(struct huffbuff *hbuf,
+				       uint8_t **destbuf, size_t *destbuflen, size_t *destbufpos)
+{
+	int c;
+
+	while(hbuf->cur_byte < hbuf->buf_len) {
+		// get next byte
+		if ((c = huffbuff_bits(hbuf, 8)) < 0)
+			return -1;
+
+		switch(c) {
+		case HUFFSTRING_END:
+			return 0;
+
+		case HUFFSTRING_ESCAPE:
+			return HUFFSTRING_ESCAPE;
+
+		default:
+			if (append_unicode_char(destbuf, destbuflen, destbufpos, c))
+				return -1;
+
+			// if it is 7 bit, we swap back to the compressed context
+			if ((c & 0x80) == 0)
+				return c;
+
+			// characters following an 8 bit uncompressed char are uncompressed as well
+			break;
+		}
+	}
+
+	// ran out of string; pretend we saw an end of string char
+	return HUFFSTRING_END;
+}
+
+static int huffman_decode(uint8_t *src, size_t srclen,
+			  uint8_t **destbuf, size_t *destbuflen, size_t *destbufpos,
+			  struct hufftree_entry hufftree[][128])
+{
+	struct huffbuff hbuf;
+	int bit;
+	struct hufftree_entry *tree = hufftree[0];
+	uint8_t treeidx = 0;
+	uint8_t treeval;
+	int tmp;
+
+	huffbuff_init(&hbuf, src, srclen);
+
+	while(hbuf.cur_byte < hbuf.buf_len) {
+		// get the next bit
+		if ((bit = huffbuff_bits(&hbuf, 1)) < 0)
+			return *destbufpos;
+
+		if (!bit) {
+			treeval = tree[treeidx].left_idx;
+		} else {
+			treeval = tree[treeidx].right_idx;
+		}
+
+		if (treeval & HUFFTREE_LITERAL_MASK) {
+			switch(treeval & ~HUFFTREE_LITERAL_MASK) {
+			case HUFFSTRING_END:
+				return 0;
+
+			case HUFFSTRING_ESCAPE:
+				if ((tmp =
+					huffman_decode_uncompressed(&hbuf,
+							destbuf, destbuflen, destbufpos)) < 0)
+					return tmp;
+				if (tmp == 0)
+					return *destbufpos;
+
+				tree = hufftree[tmp];
+				treeidx = 0;
+				break;
+
+			default:
+				// stash it
+				if (append_unicode_char(destbuf, destbuflen, destbufpos,
+				    			treeval & ~HUFFTREE_LITERAL_MASK))
+					return -1;
+				tree = hufftree[treeval & ~HUFFTREE_LITERAL_MASK];
+				treeidx = 0;
+				break;
+			}
+		} else {
+			treeidx = treeval;
+		}
+	}
+
+	return *destbufpos;
+}
+
+int atsc_text_segment_decode(struct atsc_text_string_segment *segment,
+			     uint8_t **destbuf, size_t *destbufsize, size_t *destbufpos)
+{
+	if (segment->mode > ATSC_TEXT_SEGMENT_MODE_UNICODE_RANGE_MAX)
+		return -1;
+
+	// mode==0 MUST be used for compressed text
+	if ((segment->mode) && (segment->compression_type))
+		return -1;
+
+	uint8_t *buf = atsc_text_string_segment_bytes(segment);
+
+	switch(segment->compression_type) {
+	case ATSC_TEXT_COMPRESS_NONE:
+		return unicode_decode(buf, segment->number_bytes, segment->mode,
+				      destbuf, destbufsize, destbufpos);
+
+	case ATSC_TEXT_COMPRESS_PROGRAM_TITLE:
+		return huffman_decode(buf, segment->number_bytes,
+				      destbuf, destbufsize, destbufpos,
+				      program_title_hufftree);
+
+	case ATSC_TEXT_COMPRESS_PROGRAM_DESCRIPTION:
+		return huffman_decode(buf, segment->number_bytes,
+				      destbuf, destbufsize, destbufpos,
+				      program_description_hufftree);
+	}
+
+	return -1;
+}
diff --git a/lib/libucsi/atsc/caption_service_descriptor.h b/lib/libucsi/atsc/caption_service_descriptor.h
new file mode 100644
index 0000000..29d1794
--- /dev/null
+++ b/lib/libucsi/atsc/caption_service_descriptor.h
@@ -0,0 +1,137 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_CAPTION_SERVICE_DESCRIPTOR
+#define _UCSI_ATSC_CAPTION_SERVICE_DESCRIPTOR 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/descriptor.h>
+#include <libucsi/endianops.h>
+#include <libucsi/types.h>
+
+/**
+ * atsc_caption_service_descriptor structure.
+ */
+struct atsc_caption_service_descriptor {
+	struct descriptor d;
+
+  EBIT2(uint8_t reserved		: 3; ,
+	uint8_t number_of_services	: 5; );
+	/* struct atsc_caption_service_entry entries[] */
+} __ucsi_packed;
+
+/**
+ * An entry in the entries field of a atsc_caption_service_descriptor.
+ */
+struct atsc_caption_service_entry {
+	iso639lang_t language_code;
+  EBIT3(uint8_t digital_cc 		: 1; ,
+	uint8_t reserved		: 1; ,
+	uint8_t value			: 6; );
+  EBIT3(uint16_t easy_reader 		: 1; ,
+	uint16_t wide_aspect_ratio	: 1; ,
+	uint16_t reserved1		:14; );
+} __ucsi_packed;
+
+/**
+ * Process an atsc_caption_service_descriptor.
+ *
+ * @param d Generic descriptor pointer.
+ * @return atsc_caption_service_descriptor pointer, or NULL on error.
+ */
+static inline struct atsc_caption_service_descriptor*
+	atsc_caption_service_descriptor_codec(struct descriptor* d)
+{
+	struct atsc_caption_service_descriptor *ret =
+		(struct atsc_caption_service_descriptor *) d;
+	uint8_t *buf = (uint8_t*) d + 2;
+	int pos = 0;
+	int idx;
+
+	if (d->len < 1)
+		return NULL;
+	pos++;
+
+	for(idx = 0; idx < ret->number_of_services; idx++) {
+		if (d->len < (pos + sizeof(struct atsc_caption_service_entry)))
+			return NULL;
+
+		bswap16(buf+pos+4);
+
+		pos += sizeof(struct atsc_caption_service_entry);
+	}
+
+	return (struct atsc_caption_service_descriptor*) d;
+}
+
+/**
+ * Iterator for entries field of a atsc_caption_service_descriptor.
+ *
+ * @param d atsc_caption_service_descriptor pointer.
+ * @param pos Variable holding a pointer to the current atsc_caption_service_entry.
+ * @param idx Field iterator integer.
+ */
+#define atsc_caption_service_descriptor_entries_for_each(d, pos, idx) \
+	for ((pos) = atsc_caption_service_descriptor_entries_first(d), idx=0; \
+	     (pos); \
+	     (pos) = atsc_caption_service_descriptor_entries_next(d, pos, ++idx))
+
+
+
+
+
+
+
+
+
+
+/******************************** PRIVATE CODE ********************************/
+static inline struct atsc_caption_service_entry*
+	atsc_caption_service_descriptor_entries_first(struct atsc_caption_service_descriptor *d)
+{
+	if (d->number_of_services == 0)
+		return NULL;
+
+	return (struct atsc_caption_service_entry *)
+		((uint8_t*) d + sizeof(struct atsc_caption_service_descriptor));
+}
+
+static inline struct atsc_caption_service_entry*
+	atsc_caption_service_descriptor_entries_next(struct atsc_caption_service_descriptor *d,
+						     struct atsc_caption_service_entry *pos,
+						     int idx)
+{
+	if (idx >= d->number_of_services)
+		return NULL;
+
+	return (struct atsc_caption_service_entry *)
+		((uint8_t *) pos + sizeof(struct atsc_caption_service_entry));
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/component_name_descriptor.h b/lib/libucsi/atsc/component_name_descriptor.h
new file mode 100644
index 0000000..3b9cab7
--- /dev/null
+++ b/lib/libucsi/atsc/component_name_descriptor.h
@@ -0,0 +1,92 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_COMPONENT_NAME_DESCRIPTOR
+#define _UCSI_ATSC_COMPONENT_NAME_DESCRIPTOR 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/descriptor.h>
+#include <libucsi/endianops.h>
+#include <libucsi/types.h>
+#include <libucsi/atsc/types.h>
+
+/**
+ * atsc_component_name_descriptor structure.
+ */
+struct atsc_component_name_descriptor {
+	struct descriptor d;
+
+	/* struct atsc_text text[] */
+} __ucsi_packed;
+
+/**
+ * Process an atsc_component_name_descriptor.
+ *
+ * @param d Generic descriptor pointer.
+ * @return atsc_component_name_descriptor pointer, or NULL on error.
+ */
+static inline struct atsc_component_name_descriptor*
+	atsc_component_name_descriptor_codec(struct descriptor* d)
+{
+	uint8_t *txt = ((uint8_t*) d) + sizeof(struct atsc_component_name_descriptor);
+
+	if (atsc_text_validate(txt, d->len))
+		return NULL;
+
+	return (struct atsc_component_name_descriptor*) d;
+}
+
+/**
+ * Accessor for the text field of an atsc_component_name_descriptor.
+ *
+ * @param d atsc_component_name_descriptor pointer.
+ * @return Pointer to the atsc_text data, or NULL on error.
+ */
+static inline struct atsc_text*
+	atsc_component_name_descriptor_text(struct atsc_component_name_descriptor *d)
+{
+	uint8_t *txt = ((uint8_t*) d) + sizeof(struct atsc_component_name_descriptor);
+
+	return (struct atsc_text*) txt;
+}
+
+/**
+ * Accessor for the length of the text field of an atsc_component_name_descriptor_text.
+ *
+ * @param d atsc_component_name_descriptor pointer.
+ * @return The length in bytes.
+ */
+static inline int
+	atsc_component_name_descriptor_text_length(struct atsc_component_name_descriptor *d)
+{
+	return d->d.len;
+}
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/content_advisory_descriptor.h b/lib/libucsi/atsc/content_advisory_descriptor.h
new file mode 100644
index 0000000..da19813
--- /dev/null
+++ b/lib/libucsi/atsc/content_advisory_descriptor.h
@@ -0,0 +1,235 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_CONTENT_ADVISORY_DESCRIPTOR
+#define _UCSI_ATSC_CONTENT_ADVISORY_DESCRIPTOR 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/descriptor.h>
+#include <libucsi/endianops.h>
+#include <libucsi/types.h>
+
+/**
+ * atsc_content_advisory_descriptor structure.
+ */
+struct atsc_content_advisory_descriptor {
+	struct descriptor d;
+
+  EBIT2(uint8_t reserved		: 2; ,
+	uint8_t rating_region_count	: 6; );
+	/* struct atsc_content_advisory_entry entries[] */
+} __ucsi_packed;
+
+/**
+ * An entry in the entries field of a atsc_content_advisory_descriptor.
+ */
+struct atsc_content_advisory_entry {
+	uint8_t rating_region;
+	uint8_t rated_dimensions;
+	/* struct atsc_content_advisory_entry_dimension dimensions[] */
+	/* struct atsc_content_advisory_entry_part2 part2 */
+} __ucsi_packed;
+
+/**
+ * An entry in the entries field of a atsc_content_advisory_descriptor.
+ */
+struct atsc_content_advisory_entry_dimension {
+	uint8_t rating_dimension_j;
+  EBIT2(uint8_t reserved		: 4; ,
+	uint8_t rating_value		: 4; );
+} __ucsi_packed;
+
+/**
+ * Part2 of an atsc_content_advisory_entry.
+ */
+struct atsc_content_advisory_entry_part2 {
+	uint8_t rating_description_length;
+	/* struct atsc_text description */
+} __ucsi_packed;
+
+/**
+ * Process an atsc_content_advisory_descriptor.
+ *
+ * @param d Generic descriptor pointer.
+ * @return atsc_content_advisory_descriptor pointer, or NULL on error.
+ */
+static inline struct atsc_content_advisory_descriptor*
+	atsc_content_advisory_descriptor_codec(struct descriptor* d)
+{
+	struct atsc_content_advisory_descriptor *ret =
+		(struct atsc_content_advisory_descriptor *) d;
+	uint8_t *buf = (uint8_t*) d + 2;
+	int pos = 0;
+	int idx;
+
+	if (d->len < 1)
+		return NULL;
+	pos++;
+
+	for(idx = 0; idx < ret->rating_region_count; idx++) {
+		if (d->len < (pos + sizeof(struct atsc_content_advisory_entry)))
+			return NULL;
+		struct atsc_content_advisory_entry *entry =
+			(struct atsc_content_advisory_entry *) (buf + pos);
+		pos += sizeof(struct atsc_content_advisory_entry);
+
+		if (d->len < (pos + (sizeof(struct atsc_content_advisory_entry_dimension) *
+				  entry->rated_dimensions)))
+			return NULL;
+		pos += sizeof(struct atsc_content_advisory_entry_dimension) * entry->rated_dimensions;
+
+		if (d->len < (pos + sizeof(struct atsc_content_advisory_entry_part2)))
+			return NULL;
+		struct atsc_content_advisory_entry_part2 *part2 =
+				(struct atsc_content_advisory_entry_part2 *) (buf + pos);
+		pos += sizeof(struct atsc_content_advisory_entry_part2);
+
+		if (d->len < (pos + part2->rating_description_length))
+			return NULL;
+
+		if (atsc_text_validate(buf+pos, part2->rating_description_length))
+			return NULL;
+
+		pos += part2->rating_description_length;
+	}
+
+	return (struct atsc_content_advisory_descriptor*) d;
+}
+
+/**
+ * Iterator for entries field of a atsc_content_advisory_descriptor.
+ *
+ * @param d atsc_content_advisory_descriptor pointer.
+ * @param pos Variable holding a pointer to the current atsc_content_advisory_entry.
+ * @param idx Integer used to count which entry we are in.
+ */
+#define atsc_content_advisory_descriptor_entries_for_each(d, pos, idx) \
+	for ((pos) = atsc_content_advisory_descriptor_entries_first(d), idx=0; \
+	     (pos); \
+	     (pos) = atsc_content_advisory_descriptor_entries_next(d, pos, ++idx))
+
+/**
+ * Iterator for dimensions field of a atsc_content_advisory_entry.
+ *
+ * @param d atsc_content_advisory_entry pointer.
+ * @param pos Variable holding a pointer to the current atsc_content_advisory_entry_dimension.
+ * @param idx Integer used to count which dimension we are in.
+ */
+#define atsc_content_advisory_entry_dimensions_for_each(d, pos, idx) \
+	for ((pos) = atsc_content_advisory_entry_dimensions_first(d), idx=0; \
+	     (pos); \
+	     (pos) = atsc_content_advisory_entry_dimensions_next(d, pos, ++idx))
+
+/**
+ * Accessor for the part2 field of an atsc_content_advisory_entry.
+ *
+ * @param entry atsc_content_advisory_entry pointer.
+ * @return struct atsc_content_advisory_entry_part2 pointer.
+ */
+static inline struct atsc_content_advisory_entry_part2 *
+	atsc_content_advisory_entry_part2(struct atsc_content_advisory_entry *entry)
+{
+	int pos = sizeof(struct atsc_content_advisory_entry);
+	pos += entry->rated_dimensions * sizeof(struct atsc_content_advisory_entry_dimension);
+
+	return (struct atsc_content_advisory_entry_part2 *) (((uint8_t*) entry) + pos);
+}
+
+
+/**
+ * Accessor for the description field of an atsc_content_advisory_entry_part2.
+ *
+ * @param part2 atsc_content_advisory_entry_part2 pointer.
+ * @return Pointer to the atsc_text data, or NULL on error.
+ */
+static inline struct atsc_text*
+	atsc_content_advisory_entry_part2_description(struct atsc_content_advisory_entry_part2 *part2)
+{
+	uint8_t *txt = ((uint8_t*) part2) + sizeof(struct atsc_content_advisory_entry_part2);
+
+	return (struct atsc_text *) txt;
+}
+
+
+
+
+
+
+
+
+/******************************** PRIVATE CODE ********************************/
+static inline struct atsc_content_advisory_entry*
+	atsc_content_advisory_descriptor_entries_first(struct atsc_content_advisory_descriptor *d)
+{
+	if (d->rating_region_count == 0)
+		return NULL;
+
+	return (struct atsc_content_advisory_entry *)
+		((uint8_t*) d + sizeof(struct atsc_content_advisory_descriptor));
+}
+
+static inline struct atsc_content_advisory_entry*
+	atsc_content_advisory_descriptor_entries_next(struct atsc_content_advisory_descriptor *d,
+						      struct atsc_content_advisory_entry *pos,
+						      int idx)
+{
+	if (idx >= d->rating_region_count)
+		return NULL;
+	struct atsc_content_advisory_entry_part2 *part2 =
+		atsc_content_advisory_entry_part2(pos);
+
+	return (struct atsc_content_advisory_entry *)
+		((uint8_t *) part2 +
+		 sizeof(struct atsc_content_advisory_entry_part2) +
+		 part2->rating_description_length);
+}
+
+static inline struct atsc_content_advisory_entry_dimension*
+	atsc_content_advisory_entry_dimensions_first(struct atsc_content_advisory_entry *e)
+{
+	if (e->rated_dimensions == 0)
+		return NULL;
+
+	return (struct atsc_content_advisory_entry_dimension *)
+		((uint8_t*) e + sizeof(struct atsc_content_advisory_entry));
+}
+
+static inline struct atsc_content_advisory_entry_dimension*
+	atsc_content_advisory_entry_dimensions_next(struct atsc_content_advisory_entry *e,
+				   		    struct atsc_content_advisory_entry_dimension *pos,
+						    int idx)
+{
+	uint8_t *next =	(uint8_t *) pos + sizeof(struct atsc_content_advisory_entry_dimension);
+
+	if (idx >= e->rated_dimensions)
+		return NULL;
+	return (struct atsc_content_advisory_entry_dimension *) next;
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/cvct_section.c b/lib/libucsi/atsc/cvct_section.c
new file mode 100644
index 0000000..6edbc03
--- /dev/null
+++ b/lib/libucsi/atsc/cvct_section.c
@@ -0,0 +1,77 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <libucsi/atsc/cvct_section.h>
+
+struct atsc_cvct_section *atsc_cvct_section_codec(struct atsc_section_psip *psip)
+{
+	uint8_t * buf = (uint8_t *) psip;
+	size_t pos = sizeof(struct atsc_section_psip);
+	size_t len = section_ext_length(&(psip->ext_head));
+	int idx;
+
+	if (len < sizeof(struct atsc_cvct_section))
+		return NULL;
+	struct atsc_cvct_section *cvct = (struct atsc_cvct_section *) psip;
+
+	pos++;
+	for(idx =0; idx < cvct->num_channels_in_section; idx++) {
+		if ((pos + sizeof(struct atsc_cvct_channel)) > len)
+			return NULL;
+		struct atsc_cvct_channel *channel = (struct atsc_cvct_channel *) (buf+pos);
+
+		pos += 7*2;
+
+		bswap32(buf+pos);
+		bswap32(buf+pos+4);
+		bswap16(buf+pos+8);
+		bswap16(buf+pos+10);
+		bswap16(buf+pos+12);
+		bswap16(buf+pos+14);
+		bswap16(buf+pos+16);
+		pos+=18;
+
+		if ((pos + channel->descriptors_length) > len)
+			return NULL;
+		if (verify_descriptors(buf + pos, channel->descriptors_length))
+			return NULL;
+
+		pos += channel->descriptors_length;
+	}
+
+	if ((pos + sizeof(struct atsc_cvct_section_part2)) > len)
+		return NULL;
+	struct atsc_cvct_section_part2 *part2 = (struct atsc_cvct_section_part2 *) (buf+pos);
+
+	bswap16(buf+pos);
+	pos+=2;
+
+	if ((pos + part2->descriptors_length) > len)
+		return NULL;
+	if (verify_descriptors(buf + pos, part2->descriptors_length))
+		return NULL;
+
+	pos += part2->descriptors_length;
+	if (pos != len)
+		return NULL;
+
+	return (struct atsc_cvct_section *) psip;
+}
diff --git a/lib/libucsi/atsc/cvct_section.h b/lib/libucsi/atsc/cvct_section.h
new file mode 100644
index 0000000..c3d418a
--- /dev/null
+++ b/lib/libucsi/atsc/cvct_section.h
@@ -0,0 +1,228 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_CVCT_SECTION_H
+#define _UCSI_ATSC_CVCT_SECTION_H 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/atsc/section.h>
+
+/**
+ * atsc_cvct_section structure.
+ */
+struct atsc_cvct_section {
+	struct atsc_section_psip head;
+
+	uint8_t num_channels_in_section;
+	/* struct atsc_cvct_channel channels[] */
+ 	/* struct atsc_cvct_channel_part2 part2 */
+} __ucsi_packed;
+
+struct atsc_cvct_channel {
+	uint16_t short_name[7]; // UTF-16 network ordered
+  EBIT4(uint32_t reserved			: 4; ,
+	uint32_t major_channel_number		:10; ,
+  	uint32_t minor_channel_number		:10; ,
+	uint32_t modulation_mode		: 8; );
+	uint32_t carrier_frequency;
+	uint16_t channel_TSID;
+	uint16_t program_number;
+  EBIT8(uint16_t ETM_location			: 2; ,
+	uint16_t access_controlled		: 1; ,
+	uint16_t hidden				: 1; ,
+	uint16_t path_select			: 1; ,
+	uint16_t out_of_band			: 1; ,
+	uint16_t hide_guide			: 1; ,
+	uint16_t reserved2			: 3; ,
+	uint16_t service_type			: 6; );
+	uint16_t source_id;
+  EBIT2(uint16_t reserved3			: 6; ,
+	uint16_t descriptors_length		:10; );
+	/* struct descriptor descriptors[] */
+} __ucsi_packed;
+
+struct atsc_cvct_section_part2 {
+  EBIT2(uint16_t reserved			: 6; ,
+	uint16_t descriptors_length		:10; );
+	/* struct descriptor descriptors[] */
+} __ucsi_packed;
+
+static inline struct atsc_cvct_channel *atsc_cvct_section_channels_first(struct atsc_cvct_section *cvct);
+static inline struct atsc_cvct_channel *
+	atsc_cvct_section_channels_next(struct atsc_cvct_section *cvct, struct atsc_cvct_channel *pos, int idx);
+
+/**
+ * Process a atsc_cvct_section.
+ *
+ * @param section Pointer to anj atsc_section_psip structure.
+ * @return atsc_cvct_section pointer, or NULL on error.
+ */
+struct atsc_cvct_section *atsc_cvct_section_codec(struct atsc_section_psip *section);
+
+/**
+ * Accessor for the transport_stream_id field of a CVCT.
+ *
+ * @param cvdt CVDT pointer.
+ * @return The transport_stream_id.
+ */
+static inline uint16_t atsc_cvct_section_transport_stream_id(struct atsc_cvct_section *cvct)
+{
+	return cvct->head.ext_head.table_id_ext;
+}
+
+/**
+ * Iterator for the tables field in an atsc_cvct_section.
+ *
+ * @param mgt atsc_cvct_section pointer.
+ * @param pos Variable containing a pointer to the current atsc_cvct_channel.
+ * @param idx Integer used to count which table we in.
+ */
+#define atsc_cvct_section_channels_for_each(mgt, pos, idx) \
+	for ((pos) = atsc_cvct_section_channels_first(mgt), idx=0; \
+	     (pos); \
+	     (pos) = atsc_cvct_section_channels_next(mgt, pos, ++idx))
+
+/**
+ * Iterator for the descriptors field in a atsc_cvct_channel structure.
+ *
+ * @param table atsc_cvct_channel pointer.
+ * @param pos Variable containing a pointer to the current descriptor.
+ */
+#define atsc_cvct_channel_descriptors_for_each(table, pos) \
+	for ((pos) = atsc_cvct_channel_descriptors_first(table); \
+	     (pos); \
+	     (pos) = atsc_cvct_channel_descriptors_next(table, pos))
+
+/**
+ * Accessor for the second part of an atsc_cvct_section.
+ *
+ * @param mgt atsc_cvct_section pointer.
+ * @return atsc_cvct_section_part2 pointer.
+ */
+static inline struct atsc_cvct_section_part2 *
+	atsc_cvct_section_part2(struct atsc_cvct_section *mgt)
+{
+	int pos = sizeof(struct atsc_cvct_section);
+
+	struct atsc_cvct_channel *cur_table;
+	int idx;
+	atsc_cvct_section_channels_for_each(mgt, cur_table, idx) {
+		pos += sizeof(struct atsc_cvct_channel);
+		pos += cur_table->descriptors_length;
+	}
+
+	return (struct atsc_cvct_section_part2 *) (((uint8_t*) mgt) + pos);
+}
+
+/**
+ * Iterator for the descriptors field in a atsc_cvct_section structure.
+ *
+ * @param part2 atsc_cvct_section_part2 pointer.
+ * @param pos Variable containing a pointer to the current descriptor.
+ */
+#define atsc_cvct_section_part2_descriptors_for_each(part2, pos) \
+	for ((pos) = atsc_cvct_section_part2_descriptors_first(part2); \
+	     (pos); \
+	     (pos) = atsc_cvct_section_part2_descriptors_next(part2, pos))
+
+
+
+
+
+
+
+
+
+
+
+/******************************** PRIVATE CODE ********************************/
+static inline struct atsc_cvct_channel *
+	atsc_cvct_section_channels_first(struct atsc_cvct_section *cvct)
+{
+	size_t pos = sizeof(struct atsc_cvct_section);
+
+	if (cvct->num_channels_in_section == 0)
+		return NULL;
+
+	return (struct atsc_cvct_channel*) (((uint8_t *) cvct) + pos);
+}
+
+static inline struct atsc_cvct_channel *
+	atsc_cvct_section_channels_next(struct atsc_cvct_section *cvct,
+				     struct atsc_cvct_channel *pos,
+				     int idx)
+{
+	if (idx >= cvct->num_channels_in_section)
+		return NULL;
+
+	return (struct atsc_cvct_channel *)
+		(((uint8_t*) pos) + sizeof(struct atsc_cvct_channel) + pos->descriptors_length);
+}
+
+static inline struct descriptor *
+	atsc_cvct_channel_descriptors_first(struct atsc_cvct_channel *table)
+{
+	size_t pos = sizeof(struct atsc_cvct_channel);
+
+	if (table->descriptors_length == 0)
+		return NULL;
+
+	return (struct descriptor*) (((uint8_t *) table) + pos);
+}
+
+static inline struct descriptor *
+	atsc_cvct_channel_descriptors_next(struct atsc_cvct_channel *table,
+					struct descriptor *pos)
+{
+	return next_descriptor((uint8_t*) table + sizeof(struct atsc_cvct_channel),
+				table->descriptors_length,
+				pos);
+}
+
+static inline struct descriptor *
+	atsc_cvct_section_part2_descriptors_first(struct atsc_cvct_section_part2 *part2)
+{
+	size_t pos = sizeof(struct atsc_cvct_section_part2);
+
+	if (part2->descriptors_length == 0)
+		return NULL;
+
+	return (struct descriptor*) (((uint8_t *) part2) + pos);
+}
+
+static inline struct descriptor *
+	atsc_cvct_section_part2_descriptors_next(struct atsc_cvct_section_part2 *part2,
+						 struct descriptor *pos)
+{
+	return next_descriptor((uint8_t*) part2 + sizeof(struct atsc_cvct_section_part2),
+				part2->descriptors_length,
+				pos);
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/dcc_arriving_request_descriptor.h b/lib/libucsi/atsc/dcc_arriving_request_descriptor.h
new file mode 100644
index 0000000..af76eac
--- /dev/null
+++ b/lib/libucsi/atsc/dcc_arriving_request_descriptor.h
@@ -0,0 +1,107 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_DCC_ARRIVING_REQUEST_DESCRIPTOR
+#define _UCSI_ATSC_DCC_ARRIVING_REQUEST_DESCRIPTOR 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/descriptor.h>
+#include <libucsi/endianops.h>
+#include <libucsi/types.h>
+
+enum atsc_dcc_arriving_request_type {
+	DCC_ARRIVAL_TYPE_DEFER_10SEC	= 0x01,
+	DCC_ARRIVAL_TYPE_DEFER		= 0x02,
+};
+
+/**
+ * atsc_dcc_arriving_request_descriptor structure.
+ */
+struct atsc_dcc_arriving_request_descriptor {
+	struct descriptor d;
+
+	uint8_t dcc_arriving_request_type;
+	uint8_t dcc_arriving_request_text_length;
+	/* struct atsc_text text[] */
+} __ucsi_packed;
+
+/**
+ * Process an atsc_dcc_arriving_request_descriptor.
+ *
+ * @param d Generic descriptor pointer.
+ * @return atsc_dcc_arriving_request_descriptor pointer, or NULL on error.
+ */
+static inline struct atsc_dcc_arriving_request_descriptor*
+	atsc_dcc_arriving_request_descriptor_codec(struct descriptor* d)
+{
+	struct atsc_dcc_arriving_request_descriptor *ret =
+		(struct atsc_dcc_arriving_request_descriptor *) d;
+
+	if (d->len < 2)
+		return NULL;
+
+	if (d->len != 2 + ret->dcc_arriving_request_text_length)
+		return NULL;
+
+	if (atsc_text_validate((uint8_t*) d + sizeof(struct atsc_dcc_arriving_request_descriptor),
+	                       ret->dcc_arriving_request_text_length))
+		return NULL;
+
+	return (struct atsc_dcc_arriving_request_descriptor*) d;
+}
+
+/**
+ * Accessor for the text field of an atsc_dcc_arriving_request_descriptor.
+ *
+ * @param d atsc_dcc_arriving_request_descriptor pointer.
+ * @return Pointer to the atsc_text data, or NULL on error.
+ */
+static inline struct atsc_text*
+	atsc_dcc_arriving_request_descriptor_text(struct atsc_dcc_arriving_request_descriptor *d)
+{
+	uint8_t *txt = ((uint8_t*) d) + sizeof(struct atsc_dcc_arriving_request_descriptor);
+
+	return (struct atsc_text*) txt;
+}
+
+/**
+ * Accessor for the length of the text field of an atsc_dcc_arriving_request_descriptor.
+ *
+ * @param d atsc_dcc_arriving_request_descriptor pointer.
+ * @return The length in bytes.
+ */
+static inline int
+	atsc_dcc_arriving_request_descriptor_text_length(struct
+		atsc_dcc_arriving_request_descriptor *d)
+{
+	return d->d.len - 2;
+}
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/dcc_departing_request_descriptor.h b/lib/libucsi/atsc/dcc_departing_request_descriptor.h
new file mode 100644
index 0000000..851f0cc
--- /dev/null
+++ b/lib/libucsi/atsc/dcc_departing_request_descriptor.h
@@ -0,0 +1,108 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_DCC_DEPARTING_REQUEST_DESCRIPTOR
+#define _UCSI_ATSC_DCC_DEPARTING_REQUEST_DESCRIPTOR 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/descriptor.h>
+#include <libucsi/endianops.h>
+#include <libucsi/types.h>
+
+enum atsc_dcc_departing_request_type {
+	DCC_DEPART_TYPE_IMMEDIATE	= 0x01,
+	DCC_DEPART_TYPE_DEFER_10SEC	= 0x02,
+	DCC_DEPART_TYPE_DEFER		= 0x03,
+};
+
+/**
+ * atsc_dcc_departing_request_descriptor structure.
+ */
+struct atsc_dcc_departing_request_descriptor {
+	struct descriptor d;
+
+	uint8_t dcc_departing_request_type;
+	uint8_t dcc_departing_request_text_length;
+	/* struct atsc_text text[] */
+} __ucsi_packed;
+
+/**
+ * Process an atsc_dcc_departing_request_descriptor.
+ *
+ * @param d Generic descriptor pointer.
+ * @return atsc_dcc_departing_request_descriptor pointer, or NULL on error.
+ */
+static inline struct atsc_dcc_departing_request_descriptor*
+	atsc_dcc_departing_request_descriptor_codec(struct descriptor* d)
+{
+	struct atsc_dcc_departing_request_descriptor *ret =
+		(struct atsc_dcc_departing_request_descriptor *) d;
+
+	if (d->len < 2)
+		return NULL;
+
+	if (d->len != 2 + ret->dcc_departing_request_text_length)
+		return NULL;
+
+	if (atsc_text_validate(((uint8_t*) d) + sizeof(struct atsc_dcc_departing_request_descriptor),
+	    		       ret->dcc_departing_request_text_length))
+		return NULL;
+
+	return (struct atsc_dcc_departing_request_descriptor*) d;
+}
+
+/**
+ * Accessor for the text field of an atsc_dcc_departing_request_descriptor.
+ *
+ * @param d atsc_dcc_departing_request_descriptor pointer.
+ * @return Pointer to the atsc_text data, or NULL on error.
+ */
+static inline struct atsc_text*
+	atsc_dcc_departing_request_descriptor_text(struct atsc_dcc_departing_request_descriptor *d)
+{
+	uint8_t *txt = ((uint8_t*) d) + sizeof(struct atsc_dcc_departing_request_descriptor);
+
+	return (struct atsc_text*) txt;
+}
+
+/**
+ * Accessor for the length of the text field of an atsc_dcc_departing_request_descriptor.
+ *
+ * @param d atsc_dcc_departing_request_descriptor pointer.
+ * @return The length in bytes.
+ */
+static inline int
+	atsc_dcc_departing_request_descriptor_text_length(struct
+		atsc_dcc_departing_request_descriptor *d)
+{
+	return d->d.len - 2;
+}
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/dccsct_section.c b/lib/libucsi/atsc/dccsct_section.c
new file mode 100644
index 0000000..59ad069
--- /dev/null
+++ b/lib/libucsi/atsc/dccsct_section.c
@@ -0,0 +1,109 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <libucsi/atsc/dccsct_section.h>
+
+struct atsc_dccsct_section *atsc_dccsct_section_codec(struct atsc_section_psip *psip)
+{
+	uint8_t * buf = (uint8_t *) psip;
+	size_t pos = 0;
+	size_t len = section_ext_length(&(psip->ext_head));
+	int idx;
+
+	if (len < sizeof(struct atsc_dccsct_section))
+		return NULL;
+	struct atsc_dccsct_section *dccsct = (struct atsc_dccsct_section *) psip;
+
+	pos += sizeof(struct atsc_dccsct_section);
+	for(idx =0; idx < dccsct->updates_defined; idx++) {
+		if (len < (pos + sizeof(struct atsc_dccsct_update)))
+			return NULL;
+		struct atsc_dccsct_update *update = (struct atsc_dccsct_update *) (buf+pos);
+
+		pos += sizeof(struct atsc_dccsct_update);
+		if (len < (pos + update->update_data_length))
+			return NULL;
+
+		switch(update->update_type) {
+		case ATSC_DCCST_UPDATE_NEW_GENRE: {
+			int sublen = sizeof(struct atsc_dccsct_update_new_genre);
+			if (update->update_data_length < sublen)
+				return NULL;
+
+			if (atsc_text_validate(buf+pos+sublen, update->update_data_length - sublen))
+				return NULL;
+			break;
+		}
+		case ATSC_DCCST_UPDATE_NEW_STATE: {
+			int sublen = sizeof(struct atsc_dccsct_update_new_state);
+			if (update->update_data_length < sublen)
+				return NULL;
+
+			if (atsc_text_validate(buf+pos+sublen, update->update_data_length - sublen))
+				return NULL;
+			break;
+		}
+		case ATSC_DCCST_UPDATE_NEW_COUNTY: {
+			int sublen = sizeof(struct atsc_dccsct_update_new_county);
+			if (update->update_data_length < sublen)
+				return NULL;
+			bswap16(buf+pos+1);
+
+			if (atsc_text_validate(buf+pos+sublen, update->update_data_length - sublen))
+				return NULL;
+			break;
+		}
+		}
+
+		pos += update->update_data_length;
+		if (len < (pos + sizeof(struct atsc_dccsct_update_part2)))
+			return NULL;
+		struct atsc_dccsct_update_part2 *part2 = (struct atsc_dccsct_update_part2 *) buf + pos;
+
+		bswap16(buf+pos);
+
+		pos += sizeof(struct atsc_dccsct_update_part2);
+		if (len < (pos + part2->descriptors_length))
+			return NULL;
+		if (verify_descriptors(buf + pos, part2->descriptors_length))
+			return NULL;
+
+		pos += part2->descriptors_length;
+	}
+
+	if (len < (pos + sizeof(struct atsc_dccsct_section_part2)))
+		return NULL;
+	struct atsc_dccsct_section_part2 *part2 = (struct atsc_dccsct_section_part2 *) (buf+pos);
+
+	bswap16(buf+pos);
+
+	pos += sizeof(struct atsc_dccsct_section_part2);
+	if (len < (pos + part2->descriptors_length))
+		return NULL;
+	if (verify_descriptors(buf + pos, part2->descriptors_length))
+		return NULL;
+
+	pos += part2->descriptors_length;
+	if (pos != len)
+		return NULL;
+
+	return (struct atsc_dccsct_section *) psip;
+}
diff --git a/lib/libucsi/atsc/dccsct_section.h b/lib/libucsi/atsc/dccsct_section.h
new file mode 100644
index 0000000..f9f3522
--- /dev/null
+++ b/lib/libucsi/atsc/dccsct_section.h
@@ -0,0 +1,327 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_DCCSCT_SECTION_H
+#define _UCSI_ATSC_DCCSCT_SECTION_H 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/atsc/section.h>
+#include <libucsi/atsc/types.h>
+
+enum atsc_dccst_update_types {
+	ATSC_DCCST_UPDATE_NEW_GENRE 	= 0x01,
+	ATSC_DCCST_UPDATE_NEW_STATE 	= 0x02,
+	ATSC_DCCST_UPDATE_NEW_COUNTY 	= 0x03,
+};
+
+/**
+ * atsc_dccsct_section structure.
+ */
+struct atsc_dccsct_section {
+	struct atsc_section_psip head;
+
+	uint8_t updates_defined;
+	/* struct atsc_dccsct_update updates */
+	/* struct atsc_dccsct_section_part2 part2 */
+} __ucsi_packed;
+
+struct atsc_dccsct_update {
+	uint8_t update_type;
+	uint8_t update_data_length;
+	/* struct atsc_dccsct_update_XXX data -- depends on update_type */
+	/* struct atsc_dccsct_update_part2 part2 */
+} __ucsi_packed;
+
+struct atsc_dccsct_update_new_genre {
+	uint8_t genre_category_code;
+	/* atsc_text name */
+} __ucsi_packed;
+
+struct atsc_dccsct_update_new_state {
+	uint8_t dcc_state_location_code;
+	/* atsc_text name */
+} __ucsi_packed;
+
+struct atsc_dccsct_update_new_county {
+	uint8_t state_code;
+  EBIT2(uint16_t reserved			: 6; ,
+	uint16_t dcc_county_location_code	:10; );
+	/* atsc_text name */
+} __ucsi_packed;
+
+struct atsc_dccsct_update_part2 {
+  EBIT2(uint16_t reserved			: 6; ,
+	uint16_t descriptors_length		:10; );
+	/* struct descriptor descriptors[] */
+} __ucsi_packed;
+
+struct atsc_dccsct_section_part2 {
+  EBIT2(uint16_t reserved			: 6; ,
+	uint16_t descriptors_length		:10; );
+	/* struct descriptor descriptors[] */
+} __ucsi_packed;
+
+/**
+ * Process an atsc_dccsct_section.
+ *
+ * @param section Pointer to an atsc_section_psip structure.
+ * @return atsc_dccsct_section pointer, or NULL on error.
+ */
+struct atsc_dccsct_section *atsc_dccsct_section_codec(struct atsc_section_psip *section);
+
+/**
+ * Accessor for the dccsct_type field of a dccsct.
+ *
+ * @param dccsct dccsct pointer.
+ * @return The dccsct_type.
+ */
+static inline uint16_t atsc_dccsct_section_dccsct_type(struct atsc_dccsct_section *dccsct)
+{
+	return dccsct->head.ext_head.table_id_ext;
+}
+
+/**
+ * Iterator for the updates field in an atsc_dccsct_section.
+ *
+ * @param dccsct atsc_dccsct_section pointer.
+ * @param pos Variable containing a pointer to the current atsc_dccsct_update.
+ * @param idx Integer used to count which test we are in.
+ */
+#define atsc_dccsct_section_updates_for_each(dccsct, pos, idx) \
+	for ((pos) = atsc_dccsct_section_updates_first(dccsct), idx=0; \
+	     (pos); \
+	     (pos) = atsc_dccsct_section_updates_next(dccsct, pos, ++idx))
+
+/**
+ * Accessor for the data field of a new genre atsc_dccsct_update.
+ *
+ * @param update atsc_dccsct_update pointer.
+ * @return struct atsc_dccsct_update_new_genre pointer.
+ */
+static inline struct atsc_dccsct_update_new_genre *atsc_dccsct_update_new_genre(struct atsc_dccsct_update *update)
+{
+	if (update->update_type != ATSC_DCCST_UPDATE_NEW_GENRE)
+		return NULL;
+
+	return (struct atsc_dccsct_update_new_genre *)
+		(((uint8_t*) update) + sizeof(struct atsc_dccsct_update));
+}
+
+/**
+ * Accessor for the name field of an atsc_dccsct_update_new_genre.
+ *
+ * @param update atsc_dccsct_update_new_genre pointer.
+ * @return text pointer.
+ */
+static inline struct atsc_text *atsc_dccsct_update_new_genre_name(struct atsc_dccsct_update *update)
+{
+	if ((update->update_data_length - 1) == 0)
+		return NULL;
+
+	return (struct atsc_text *)
+		(((uint8_t*) update) + sizeof(struct atsc_dccsct_update_new_genre));
+}
+
+/**
+ * Accessor for the data field of a new state atsc_dccsct_update.
+ *
+ * @param update atsc_dccsct_update pointer.
+ * @return struct atsc_dccsct_update_new_state pointer.
+ */
+static inline struct atsc_dccsct_update_new_state *
+	atsc_dccsct_update_new_state(struct atsc_dccsct_update *update)
+{
+	if (update->update_type != ATSC_DCCST_UPDATE_NEW_STATE)
+		return NULL;
+
+	return (struct atsc_dccsct_update_new_state *)
+		(((uint8_t*) update) + sizeof(struct atsc_dccsct_update));
+}
+
+/**
+ * Accessor for the name field of an atsc_dccsct_update_new_state.
+ *
+ * @param update atsc_dccsct_update_new_state pointer.
+ * @return text pointer.
+ */
+static inline struct atsc_text *atsc_dccsct_update_new_state_name(struct atsc_dccsct_update *update)
+{
+	if ((update->update_data_length - 1) == 0)
+		return NULL;
+
+	return (struct atsc_text *)
+		(((uint8_t*) update) + sizeof(struct atsc_dccsct_update_new_state));
+}
+
+/**
+ * Accessor for the data field of a new county atsc_dccsct_update.
+ *
+ * @param update atsc_dccsct_update pointer.
+ * @return struct atsc_dccsct_update_new_county pointer.
+ */
+static inline struct atsc_dccsct_update_new_county *
+	atsc_dccsct_update_new_county(struct atsc_dccsct_update *update)
+{
+	if (update->update_type != ATSC_DCCST_UPDATE_NEW_COUNTY)
+		return NULL;
+
+	return (struct atsc_dccsct_update_new_county *)
+		(((uint8_t*) update) + sizeof(struct atsc_dccsct_update));
+}
+
+/**
+ * Accessor for the name field of an atsc_dccsct_update_new_county.
+ *
+ * @param update atsc_dccsct_update_new_county pointer.
+ * @return text pointer.
+ */
+static inline struct atsc_text *atsc_dccsct_update_new_county_name(struct atsc_dccsct_update *update)
+{
+	if ((update->update_data_length - 3) == 0)
+		return NULL;
+
+	return (struct atsc_text*)
+		(((uint8_t*) update) + sizeof(struct atsc_dccsct_update_new_county));
+}
+
+/**
+ * Accessor for the part2 field of an atsc_dccsct_update.
+ *
+ * @param update atsc_dccsct_update pointer.
+ * @return struct atsc_dccsct_test_part2 pointer.
+ */
+static inline struct atsc_dccsct_update_part2 *atsc_dccsct_update_part2(struct atsc_dccsct_update *update)
+{
+	int pos = sizeof(struct atsc_dccsct_update);
+	pos += update->update_data_length;
+
+	return (struct atsc_dccsct_update_part2 *) (((uint8_t*) update) + pos);
+}
+
+/**
+ * Iterator for the descriptors field in an atsc_dccsct_update_part2 structure.
+ *
+ * @param part2 atsc_dccsct_update_part2 pointer.
+ * @param pos Variable containing a pointer to the current descriptor.
+ */
+#define atsc_dccsct_update_part2_descriptors_for_each(part2, pos) \
+	for ((pos) = atsc_dccsct_update_part2_descriptors_first(part2); \
+	     (pos); \
+	     (pos) = atsc_dccsct_update_part2_descriptors_next(part2, pos))
+
+/**
+ * Iterator for the descriptors field in a atsc_dccsct_section_part2 structure.
+ *
+ * @param part2 atsc_dccsct_section_part2 pointer.
+ * @param pos Variable containing a pointer to the current descriptor.
+ */
+#define atsc_dccsct_section_part2_descriptors_for_each(part2, pos) \
+	for ((pos) = atsc_dccsct_section_part2_descriptors_first(part2); \
+	     (pos); \
+	     (pos) = atsc_dccsct_section_part2_descriptors_next(part2, pos))
+
+
+
+
+
+
+
+
+
+
+
+/******************************** PRIVATE CODE ********************************/
+static inline struct atsc_dccsct_update *
+	atsc_dccsct_section_updates_first(struct atsc_dccsct_section *dccsct)
+{
+	size_t pos = sizeof(struct atsc_dccsct_section);
+
+	if (dccsct->updates_defined == 0)
+		return NULL;
+
+	return (struct atsc_dccsct_update*) (((uint8_t *) dccsct) + pos);
+}
+
+static inline struct atsc_dccsct_update*
+	atsc_dccsct_section_updates_next(struct atsc_dccsct_section *dccsct,
+				         struct atsc_dccsct_update *pos,
+				         int idx)
+{
+	if (idx >= dccsct->updates_defined)
+		return NULL;
+
+	struct atsc_dccsct_update_part2 *part2 = atsc_dccsct_update_part2(pos);
+	int len = sizeof(struct atsc_dccsct_update_part2);
+	len += part2->descriptors_length;
+
+	return (struct atsc_dccsct_update *) (((uint8_t*) part2) + len);
+}
+
+static inline struct descriptor *
+	atsc_dccsct_update_part2_descriptors_first(struct atsc_dccsct_update_part2 *part2)
+{
+	size_t pos = sizeof(struct atsc_dccsct_update_part2);
+
+	if (part2->descriptors_length == 0)
+		return NULL;
+
+	return (struct descriptor*) (((uint8_t *) part2) + pos);
+}
+
+static inline struct descriptor *
+	atsc_dccsct_update_part2_descriptors_next(struct atsc_dccsct_update_part2 *part2,
+						  struct descriptor *pos)
+{
+	return next_descriptor((uint8_t*) part2 + sizeof(struct atsc_dccsct_update_part2),
+				part2->descriptors_length,
+				pos);
+}
+
+static inline struct descriptor *
+	atsc_dccsct_section_part2_descriptors_first(struct atsc_dccsct_section_part2 *part2)
+{
+	size_t pos = sizeof(struct atsc_dccsct_section_part2);
+
+	if (part2->descriptors_length == 0)
+		return NULL;
+
+	return (struct descriptor*) (((uint8_t *) part2) + pos);
+}
+
+static inline struct descriptor *
+	atsc_dccsct_section_part2_descriptors_next(struct atsc_dccsct_section_part2 *part2,
+						 struct descriptor *pos)
+{
+	return next_descriptor((uint8_t*) part2 + sizeof(struct atsc_dccsct_section_part2),
+				part2->descriptors_length,
+				pos);
+}
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/dcct_section.c b/lib/libucsi/atsc/dcct_section.c
new file mode 100644
index 0000000..7d0b83b
--- /dev/null
+++ b/lib/libucsi/atsc/dcct_section.c
@@ -0,0 +1,96 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <libucsi/atsc/dcct_section.h>
+
+struct atsc_dcct_section *atsc_dcct_section_codec(struct atsc_section_psip *psip)
+{
+	uint8_t * buf = (uint8_t *) psip;
+	size_t pos = 0;
+	size_t len = section_ext_length(&(psip->ext_head));
+	int testidx;
+	int termidx;
+
+	if (len < sizeof(struct atsc_dcct_section))
+		return NULL;
+	struct atsc_dcct_section *dcct = (struct atsc_dcct_section *) psip;
+
+	pos += sizeof(struct atsc_dcct_section);
+	for(testidx =0; testidx < dcct->dcc_test_count; testidx++) {
+		if (len < (pos + sizeof(struct atsc_dcct_test)))
+			return NULL;
+		struct atsc_dcct_test *test = (struct atsc_dcct_test *) (buf+pos);
+
+		bswap24(buf+pos);
+		bswap24(buf+pos+3);
+		bswap32(buf+pos+6);
+		bswap32(buf+pos+10);
+
+		pos += sizeof(struct atsc_dcct_test);
+		for(termidx =0; termidx < test->dcc_term_count; termidx++) {
+			if (len < (pos + sizeof(struct atsc_dcct_term)))
+				return NULL;
+			struct atsc_dcct_term *term = (struct atsc_dcct_term *) (buf+pos);
+
+			bswap64(buf+pos+1);
+			bswap16(buf+pos+9);
+
+			pos += sizeof(struct atsc_dcct_term);
+			if (len < (pos + term->descriptors_length))
+				return NULL;
+			if (verify_descriptors(buf + pos, term->descriptors_length))
+				return NULL;
+
+			pos += term->descriptors_length;
+		}
+
+		if (len < (pos + sizeof(struct atsc_dcct_test_part2)))
+			return NULL;
+		struct atsc_dcct_test_part2 *part2 = (struct atsc_dcct_test_part2 *) (buf+pos);
+
+		bswap16(buf+pos);
+
+		pos += sizeof(struct atsc_dcct_test_part2);
+		if (len < (pos + part2->descriptors_length))
+			return NULL;
+		if (verify_descriptors(buf + pos, part2->descriptors_length))
+			return NULL;
+		pos += part2->descriptors_length;
+	}
+
+	if (len < (pos + sizeof(struct atsc_dcct_section_part2)))
+		return NULL;
+	struct atsc_dcct_section_part2 *part2 = (struct atsc_dcct_section_part2 *) (buf+pos);
+
+	bswap16(buf+pos);
+
+	pos += sizeof(struct atsc_dcct_section_part2);
+	if (len < (pos + part2->descriptors_length))
+		return NULL;
+	if (verify_descriptors(buf + pos, part2->descriptors_length))
+		return NULL;
+
+	pos += part2->descriptors_length;
+	if (pos != len)
+		return NULL;
+
+	return (struct atsc_dcct_section *) psip;
+}
diff --git a/lib/libucsi/atsc/dcct_section.h b/lib/libucsi/atsc/dcct_section.h
new file mode 100644
index 0000000..647bd4b
--- /dev/null
+++ b/lib/libucsi/atsc/dcct_section.h
@@ -0,0 +1,380 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_DCCT_SECTION_H
+#define _UCSI_ATSC_DCCT_SECTION_H 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/atsc/section.h>
+#include <libucsi/atsc/types.h>
+
+enum atsc_dcc_context {
+	ATSC_DCC_CONTEXT_TEMPORARY_RETUNE = 0,
+	ATSC_DCC_CONTEXT_CHANNEL_REDIRECT = 1,
+};
+
+enum atsc_dcc_selection_type {
+	ATSC_DCC_SELECTION_UNCONDITIONAL_CHANNEL_CHANGE = 0x00,
+	ATSC_DCC_SELECTION_NUMERIC_POSTAL_CODE_INCLUSION = 0x01,
+	ATSC_DCC_SELECTION_ALPHANUMERIC_POSTAL_CODE_INCLUSION = 0x02,
+	ATSC_DCC_SELECTION_DEMOGRAPHIC_CATEGORY_ONE_OR_MORE = 0x05,
+	ATSC_DCC_SELECTION_DEMOGRAPHIC_CATEGORY_ALL = 0x06,
+	ATSC_DCC_SELECTION_GENRE_CATEGORY_ONE_OR_MORE = 0x07,
+	ATSC_DCC_SELECTION_GENRE_CATEGORY_ALL = 0x08,
+	ATSC_DCC_SELECTION_CANNOT_BE_AUTHORIZED = 0x09,
+	ATSC_DCC_SELECTION_GEOGRAPHIC_LOCATION_INCLUSION = 0x0c,
+	ATSC_DCC_SELECTION_RATING_BLOCKED = 0x0d,
+	ATSC_DCC_SELECTION_RETURN_TO_ORIGINAL_CHANNEL = 0x0f,
+	ATSC_DCC_SELECTION_NUMERIC_POSTAL_CODE_EXCLUSION = 0x11,
+	ATSC_DCC_SELECTION_ALPHANUMERIC_POSTAL_CODE_EXCLUSION = 0x12,
+	ATSC_DCC_SELECTION_DEMOGRAPHIC_CATEGORY_NOT_ONE_OR_MORE = 0x15,
+	ATSC_DCC_SELECTION_DEMOGRAPHIC_CATEGORY_NOT_ALL = 0x16,
+	ATSC_DCC_SELECTION_GENRE_CATEGORY_NOT_ONE_OR_MORE = 0x17,
+	ATSC_DCC_SELECTION_GENRE_CATEGORY_NOT_ALL = 0x18,
+	ATSC_DCC_SELECTION_GEOGRAPHIC_LOCATION_EXCLUSION = 0x1c,
+	ATSC_DCC_SELECTION_VIEWER_DIRECT_SELECT_A = 0x20,
+	ATSC_DCC_SELECTION_VIEWER_DIRECT_SELECT_B = 0x21,
+	ATSC_DCC_SELECTION_VIEWER_DIRECT_SELECT_C = 0x22,
+	ATSC_DCC_SELECTION_VIEWER_DIRECT_SELECT_D = 0x23,
+};
+
+/**
+ * atsc_dcct_section structure.
+ */
+struct atsc_dcct_section {
+	struct atsc_section_psip head;
+
+	uint8_t dcc_test_count;
+	/* struct atsc_dcct_test tests */
+	/* struct atsc_dcct_section_part2 part2 */
+} __ucsi_packed;
+
+struct atsc_dcct_test {
+  EBIT4(uint32_t dcc_context			: 1; ,
+	uint32_t reserved			: 3; ,
+	uint32_t dcc_from_major_channel_number	:10; ,
+	uint32_t dcc_from_minor_channel_number	:10; );
+  EBIT3(uint32_t reserved1			: 4; ,
+	uint32_t dcc_to_major_channel_number	:10; ,
+	uint32_t dcc_to_minor_channel_number	:10; );
+	atsctime_t start_time;
+	atsctime_t end_time;
+	uint8_t dcc_term_count;
+	/* struct atsc_dcct_term terms */
+	/* struct atsc_dcct_test_part2 part2 */
+} __ucsi_packed;
+
+struct atsc_dcct_term {
+	uint8_t dcc_selection_type;
+	uint64_t dcc_selection_id;
+  EBIT2(uint16_t reserved			: 6; ,
+	uint16_t descriptors_length		:10; );
+	/* struct descriptor descriptors[] */
+} __ucsi_packed;
+
+struct atsc_dcct_test_part2 {
+  EBIT2(uint16_t reserved			: 6; ,
+	uint16_t descriptors_length		:10; );
+	/* struct descriptor descriptors[] */
+} __ucsi_packed;
+
+struct atsc_dcct_section_part2 {
+  EBIT2(uint16_t reserved			: 6; ,
+	uint16_t descriptors_length		:10; );
+	/* struct descriptor descriptors[] */
+} __ucsi_packed;
+
+static inline struct atsc_dcct_test *
+	atsc_dcct_section_tests_first(struct atsc_dcct_section *dcct);
+static inline struct atsc_dcct_test *
+	atsc_dcct_section_tests_next(struct atsc_dcct_section *dcct,
+				     struct atsc_dcct_test *pos,
+				     int idx);
+static inline struct atsc_dcct_term *
+	atsc_dcct_test_terms_first(struct atsc_dcct_test *test);
+static inline struct atsc_dcct_term *
+	atsc_dcct_test_terms_next(struct atsc_dcct_test *test,
+				  struct atsc_dcct_term *pos,
+				  int idx);
+
+
+/**
+ * Process an atsc_dcct_section.
+ *
+ * @param section Pointer to an atsc_section_psip structure.
+ * @return atsc_dcct_section pointer, or NULL on error.
+ */
+struct atsc_dcct_section *atsc_dcct_section_codec(struct atsc_section_psip *section);
+
+/**
+ * Accessor for the dcc_subtype field of a dcct.
+ *
+ * @param dcct dcct pointer.
+ * @return The dcc_subtype.
+ */
+static inline uint8_t atsc_dcct_section_dcc_subtype(struct atsc_dcct_section *dcct)
+{
+	return dcct->head.ext_head.table_id_ext >> 8;
+}
+
+/**
+ * Accessor for the dcc_id field of a dcct.
+ *
+ * @param dcct dcct pointer.
+ * @return The dcc_id.
+ */
+static inline uint8_t atsc_dcct_section_dcc_id(struct atsc_dcct_section *dcct)
+{
+	return dcct->head.ext_head.table_id_ext & 0xff;
+}
+
+/**
+ * Iterator for the tests field in an atsc_dcct_section.
+ *
+ * @param dcct atsc_dcct_section pointer.
+ * @param pos Variable containing a pointer to the current atsc_dcct_test.
+ * @param idx Integer used to count which test we are in.
+ */
+#define atsc_dcct_section_tests_for_each(dcct, pos, idx) \
+	for ((pos) = atsc_dcct_section_tests_first(dcct), idx=0; \
+	     (pos); \
+	     (pos) = atsc_dcct_section_tests_next(dcct, pos, ++idx))
+
+/**
+ * Iterator for the terms field in an atsc_dcct_test.
+ *
+ * @param test atsc_dcct_test pointer.
+ * @param pos Variable containing a pointer to the current atsc_dcct_term.
+ * @param idx Integer used to count which test we are in.
+ */
+#define atsc_dcct_test_terms_for_each(test, pos, idx) \
+	for ((pos) = atsc_dcct_test_terms_first(test), idx=0; \
+	     (pos); \
+	     (pos) = atsc_dcct_test_terms_next(test, pos, ++idx))
+
+/**
+ * Iterator for the descriptors field in a atsc_dcct_term structure.
+ *
+ * @param term atsc_dcct_term pointer.
+ * @param pos Variable containing a pointer to the current descriptor.
+ */
+#define atsc_dcct_term_descriptors_for_each(term, pos) \
+	for ((pos) = atsc_dcct_term_descriptors_first(term); \
+	     (pos); \
+	     (pos) = atsc_dcct_term_descriptors_next(term, pos))
+
+/**
+ * Accessor for the part2 field of an atsc_dcct_test.
+ *
+ * @param test atsc_dcct_test pointer.
+ * @return struct atsc_dcct_test_part2 pointer.
+ */
+static inline struct atsc_dcct_test_part2 *atsc_dcct_test_part2(struct atsc_dcct_test *test)
+{
+	int pos = sizeof(struct atsc_dcct_test);
+
+	struct atsc_dcct_term *cur_term;
+	int idx;
+	atsc_dcct_test_terms_for_each(test, cur_term, idx) {
+		pos += sizeof(struct atsc_dcct_term);
+		pos += cur_term->descriptors_length;
+	}
+
+	return (struct atsc_dcct_test_part2 *) (((uint8_t*) test) + pos);
+}
+
+/**
+ * Iterator for the descriptors field in a atsc_dcct_test_part2 structure.
+ *
+ * @param term atsc_dcct_test_part2 pointer.
+ * @param pos Variable containing a pointer to the current descriptor.
+ */
+#define atsc_dcct_test_part2_descriptors_for_each(part2, pos) \
+	for ((pos) = atsc_dcct_test_part2_descriptors_first(part2); \
+	     (pos); \
+	     (pos) = atsc_dcct_test_part2_descriptors_next(part2, pos))
+
+/**
+ * Accessor for the part2 field of an atsc_dcct_section.
+ *
+ * @param dcct atsc_dcct_section pointer.
+ * @return struct atsc_dcct_section_part2 pointer.
+ */
+static inline struct atsc_dcct_section_part2 *atsc_dcct_section_part2(struct atsc_dcct_section *dcct)
+{
+	int pos = sizeof(struct atsc_dcct_section);
+
+	struct atsc_dcct_test *cur_test;
+	int testidx;
+	atsc_dcct_section_tests_for_each(dcct, cur_test, testidx) {
+		struct atsc_dcct_test_part2 *part2 = atsc_dcct_test_part2(cur_test);
+		pos += ((uint8_t*) part2 - (uint8_t*) cur_test);
+
+		pos += sizeof(struct atsc_dcct_test_part2);
+		pos += part2->descriptors_length;
+	}
+
+	return (struct atsc_dcct_section_part2 *) (((uint8_t*) dcct) + pos);
+}
+
+/**
+ * Iterator for the descriptors field in a atsc_dcct_section_part2 structure.
+ *
+ * @param part2 atsc_dcct_section_part2 pointer.
+ * @param pos Variable containing a pointer to the current descriptor.
+ */
+#define atsc_dcct_section_part2_descriptors_for_each(part2, pos) \
+	for ((pos) = atsc_dcct_section_part2_descriptors_first(part2); \
+	     (pos); \
+	     (pos) = atsc_dcct_section_part2_descriptors_next(part2, pos))
+
+
+
+
+
+
+
+
+
+
+
+/******************************** PRIVATE CODE ********************************/
+static inline struct atsc_dcct_test *
+	atsc_dcct_section_tests_first(struct atsc_dcct_section *dcct)
+{
+	size_t pos = sizeof(struct atsc_dcct_section);
+
+	if (dcct->dcc_test_count == 0)
+		return NULL;
+
+	return (struct atsc_dcct_test*) (((uint8_t *) dcct) + pos);
+}
+
+static inline struct atsc_dcct_test *
+	atsc_dcct_section_tests_next(struct atsc_dcct_section *dcct,
+				     struct atsc_dcct_test *pos,
+				     int idx)
+{
+	if (idx >= dcct->dcc_test_count)
+		return NULL;
+
+	struct atsc_dcct_test_part2 *part2 = atsc_dcct_test_part2(pos);
+	int len = sizeof(struct atsc_dcct_test_part2);
+	len += part2->descriptors_length;
+
+	return (struct atsc_dcct_test *) (((uint8_t*) part2) + len);
+}
+
+static inline struct atsc_dcct_term *
+	atsc_dcct_test_terms_first(struct atsc_dcct_test *test)
+{
+	size_t pos = sizeof(struct atsc_dcct_test);
+
+	if (test->dcc_term_count == 0)
+		return NULL;
+
+	return (struct atsc_dcct_term*) (((uint8_t *) test) + pos);
+}
+
+static inline struct atsc_dcct_term *
+	atsc_dcct_test_terms_next(struct atsc_dcct_test *test,
+				  struct atsc_dcct_term *pos,
+				  int idx)
+{
+	if (idx >= test->dcc_term_count)
+		return NULL;
+
+	int len = sizeof(struct atsc_dcct_term);
+	len += pos->descriptors_length;
+
+	return (struct atsc_dcct_term *) (((uint8_t*) pos) + len);
+}
+
+static inline struct descriptor *
+	atsc_dcct_term_descriptors_first(struct atsc_dcct_term *term)
+{
+	size_t pos = sizeof(struct atsc_dcct_term);
+
+	if (term->descriptors_length == 0)
+		return NULL;
+
+	return (struct descriptor*) (((uint8_t *) term) + pos);
+}
+
+static inline struct descriptor *
+	atsc_dcct_term_descriptors_next(struct atsc_dcct_term *term,
+					struct descriptor *pos)
+{
+	return next_descriptor((uint8_t*) term + sizeof(struct atsc_dcct_term),
+				term->descriptors_length,
+				pos);
+}
+
+static inline struct descriptor *
+	atsc_dcct_test_part2_descriptors_first(struct atsc_dcct_test_part2 *part2)
+{
+	size_t pos = sizeof(struct atsc_dcct_test_part2);
+
+	if (part2->descriptors_length == 0)
+		return NULL;
+
+	return (struct descriptor*) (((uint8_t *) part2) + pos);
+}
+
+static inline struct descriptor *
+	atsc_dcct_test_part2_descriptors_next(struct atsc_dcct_test_part2 *part2,
+					      struct descriptor *pos)
+{
+	return next_descriptor((uint8_t*) part2 + sizeof(struct atsc_dcct_test_part2),
+				part2->descriptors_length,
+				pos);
+}
+
+static inline struct descriptor *
+	atsc_dcct_section_part2_descriptors_first(struct atsc_dcct_section_part2 *part2)
+{
+	size_t pos = sizeof(struct atsc_dcct_section_part2);
+
+	if (part2->descriptors_length == 0)
+		return NULL;
+
+	return (struct descriptor*) (((uint8_t *) part2) + pos);
+}
+
+static inline struct descriptor *
+	atsc_dcct_section_part2_descriptors_next(struct atsc_dcct_section_part2 *part2,
+						 struct descriptor *pos)
+{
+	return next_descriptor((uint8_t*) part2 + sizeof(struct atsc_dcct_section_part2),
+				part2->descriptors_length,
+				pos);
+}
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/descriptor.h b/lib/libucsi/atsc/descriptor.h
new file mode 100644
index 0000000..a57176a
--- /dev/null
+++ b/lib/libucsi/atsc/descriptor.h
@@ -0,0 +1,68 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_DESCRIPTOR_H
+#define _UCSI_ATSC_DESCRIPTOR_H 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/endianops.h>
+#include <libucsi/atsc/stuffing_descriptor.h>
+#include <libucsi/atsc/ac3_descriptor.h>
+#include <libucsi/atsc/caption_service_descriptor.h>
+#include <libucsi/atsc/component_name_descriptor.h>
+#include <libucsi/atsc/content_advisory_descriptor.h>
+#include <libucsi/atsc/dcc_arriving_request_descriptor.h>
+#include <libucsi/atsc/dcc_departing_request_descriptor.h>
+#include <libucsi/atsc/extended_channel_name_descriptor.h>
+#include <libucsi/atsc/genre_descriptor.h>
+#include <libucsi/atsc/rc_descriptor.h>
+#include <libucsi/atsc/service_location_descriptor.h>
+#include <libucsi/atsc/time_shifted_service_descriptor.h>
+
+/**
+ * Enumeration of ATSC descriptor tags.
+ */
+enum atsc_descriptor_tag {
+	dtag_atsc_stuffing			= 0x80,
+	dtag_atsc_ac3_audio			= 0x81,
+	dtag_atsc_caption_service		= 0x86,
+	dtag_atsc_content_advisory		= 0x87,
+	dtag_atsc_extended_channel_name		= 0xa0,
+	dtag_atsc_service_location		= 0xa1,
+	dtag_atsc_time_shifted_service		= 0xa2,
+	dtag_atsc_component_name		= 0xa3,
+	dtag_atsc_dcc_departing_request		= 0xa8,
+	dtag_atsc_dcc_arriving_request		= 0xa9,
+	dtag_atsc_redistribution_control	= 0xaa,
+	dtag_atsc_private_information		= 0xad,
+	dtag_atsc_content_identifier		= 0xb6,
+	dtag_atsc_genre				= 0xab,
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/eit_section.c b/lib/libucsi/atsc/eit_section.c
new file mode 100644
index 0000000..48cdda6
--- /dev/null
+++ b/lib/libucsi/atsc/eit_section.c
@@ -0,0 +1,71 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <libucsi/atsc/eit_section.h>
+
+struct atsc_eit_section *atsc_eit_section_codec(struct atsc_section_psip *psip)
+{
+	uint8_t * buf = (uint8_t *) psip;
+	size_t pos = 0;
+	size_t len = section_ext_length(&(psip->ext_head));
+	int idx;
+
+	if (len < sizeof(struct atsc_eit_section))
+		return NULL;
+	struct atsc_eit_section *eit = (struct atsc_eit_section *) psip;
+
+	pos += sizeof(struct atsc_eit_section);
+	for(idx =0; idx < eit->num_events_in_section; idx++) {
+		if (len < (pos + sizeof(struct atsc_eit_event)))
+			return NULL;
+		struct atsc_eit_event *event = (struct atsc_eit_event *) (buf+pos);
+
+		bswap16(buf+pos);
+		bswap32(buf+pos+2);
+		bswap32(buf+pos+6);
+
+		pos += sizeof(struct atsc_eit_event);
+		if (len < (pos + event->title_length))
+			return NULL;
+		if (atsc_text_validate(buf+pos, event->title_length))
+			return NULL;
+
+		pos += event->title_length;
+		if (len < (pos + sizeof(struct atsc_eit_event_part2)))
+			return NULL;
+		struct atsc_eit_event_part2 *part2 = (struct atsc_eit_event_part2 *) (buf+pos);
+
+		bswap16(buf+pos);
+
+		pos += sizeof(struct atsc_eit_event_part2);
+		if (len < (pos + part2->descriptors_length))
+			return NULL;
+
+		if (verify_descriptors(buf + pos, part2->descriptors_length))
+			return NULL;
+		pos += part2->descriptors_length;
+	}
+
+	if (pos != len)
+		return NULL;
+
+	return (struct atsc_eit_section *) psip;
+}
diff --git a/lib/libucsi/atsc/eit_section.h b/lib/libucsi/atsc/eit_section.h
new file mode 100644
index 0000000..84bef16
--- /dev/null
+++ b/lib/libucsi/atsc/eit_section.h
@@ -0,0 +1,191 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_EIT_SECTION_H
+#define _UCSI_ATSC_EIT_SECTION_H 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/atsc/section.h>
+#include <libucsi/atsc/types.h>
+
+/**
+ * atsc_eit_section structure.
+ */
+struct atsc_eit_section {
+	struct atsc_section_psip head;
+
+	uint8_t num_events_in_section;
+	/* struct atsc_eit_event events[] */
+} __ucsi_packed;
+
+struct atsc_eit_event {
+  EBIT2(uint16_t reserved			: 2; ,
+	uint16_t event_id			:14; );
+	atsctime_t start_time;
+  EBIT4(uint32_t reserved1			: 2; ,
+	uint32_t ETM_location			: 2; ,
+	uint32_t length_in_seconds		:20; ,
+	uint32_t title_length			: 8; );
+	/* struct atsc_text title_text */
+	/* struct atsc_eit_event_part2 part2 */
+} __ucsi_packed;
+
+struct atsc_eit_event_part2 {
+  EBIT2(uint16_t reserved			: 4; ,
+	uint16_t descriptors_length		:12; );
+	/* struct descriptor descriptors[] */
+} __ucsi_packed;
+
+
+/**
+ * Process a atsc_eit_section.
+ *
+ * @param section Pointer to an atsc_section_psip structure.
+ * @return atsc_eit_section pointer, or NULL on error.
+ */
+struct atsc_eit_section *atsc_eit_section_codec(struct atsc_section_psip *section);
+
+/**
+ * Accessor for the source_id field of an EIT.
+ *
+ * @param eit EIT pointer.
+ * @return The source_id .
+ */
+static inline uint16_t atsc_eit_section_source_id(struct atsc_eit_section *eit)
+{
+	return eit->head.ext_head.table_id_ext;
+}
+
+/**
+ * Iterator for the events field in an atsc_eit_section.
+ *
+ * @param eit atsc_eit_section pointer.
+ * @param pos Variable containing a pointer to the current atsc_eit_event.
+ * @param idx Integer used to count which event we are in.
+ */
+#define atsc_eit_section_events_for_each(eit, pos, idx) \
+	for ((pos) = atsc_eit_section_events_first(eit), idx=0; \
+	     (pos); \
+	     (pos) = atsc_eit_section_events_next(eit, pos, ++idx))
+
+/**
+ * Accessor for the title_text field of an atsc_eit_event.
+ *
+ * @param event atsc_eit_event pointer.
+ * @return struct atsc_text pointer, or NULL on error.
+ */
+static inline struct atsc_text *atsc_eit_event_name_title_text(struct atsc_eit_event *event)
+{
+	if (event->title_length == 0)
+		return NULL;
+
+	return (struct atsc_text*)(((uint8_t*) event) + sizeof(struct atsc_eit_event));
+}
+
+/**
+ * Accessor for the part2 field of an atsc_eit_event.
+ *
+ * @param event atsc_eit_event pointer.
+ * @return struct atsc_eit_event_part2 pointer.
+ */
+static inline struct atsc_eit_event_part2 *atsc_eit_event_part2(struct atsc_eit_event *event)
+{
+	return (struct atsc_eit_event_part2 *)
+		(((uint8_t*) event) + sizeof(struct atsc_eit_event) + event->title_length);
+}
+
+/**
+ * Iterator for the descriptors field in a atsc_eit_section structure.
+ *
+ * @param part2 atsc_eit_event_part2 pointer.
+ * @param pos Variable containing a pointer to the current descriptor.
+ */
+#define atsc_eit_event_part2_descriptors_for_each(part2, pos) \
+	for ((pos) = atsc_eit_event_part2_descriptors_first(part2); \
+	     (pos); \
+	     (pos) = atsc_eit_event_part2_descriptors_next(part2, pos))
+
+
+
+
+
+
+
+
+
+
+
+/******************************** PRIVATE CODE ********************************/
+static inline struct atsc_eit_event *
+	atsc_eit_section_events_first(struct atsc_eit_section *eit)
+{
+	size_t pos = sizeof(struct atsc_eit_section);
+
+	if (eit->num_events_in_section == 0)
+		return NULL;
+
+	return (struct atsc_eit_event*) (((uint8_t *) eit) + pos);
+}
+
+static inline struct atsc_eit_event *
+	atsc_eit_section_events_next(struct atsc_eit_section *eit,
+				     struct atsc_eit_event *pos,
+				     int idx)
+{
+	if (idx >= eit->num_events_in_section)
+		return NULL;
+
+	struct atsc_eit_event_part2 *part2 = atsc_eit_event_part2(pos);
+	int len = sizeof(struct atsc_eit_event_part2);
+	len += part2->descriptors_length;
+
+	return (struct atsc_eit_event *) (((uint8_t*) part2) + len);
+}
+
+static inline struct descriptor *
+	atsc_eit_event_part2_descriptors_first(struct atsc_eit_event_part2 *part2)
+{
+	size_t pos = sizeof(struct atsc_eit_event_part2);
+
+	if (part2->descriptors_length == 0)
+		return NULL;
+
+	return (struct descriptor*) (((uint8_t *) part2) + pos);
+}
+
+static inline struct descriptor *
+	atsc_eit_event_part2_descriptors_next(struct atsc_eit_event_part2 *part2,
+					      struct descriptor *pos)
+{
+	return next_descriptor((uint8_t*) part2 + sizeof(struct atsc_eit_event_part2),
+				part2->descriptors_length,
+				pos);
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/ett_section.c b/lib/libucsi/atsc/ett_section.c
new file mode 100644
index 0000000..ab2ff9c
--- /dev/null
+++ b/lib/libucsi/atsc/ett_section.c
@@ -0,0 +1,42 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <libucsi/atsc/ett_section.h>
+#include <libucsi/atsc/types.h>
+
+struct atsc_ett_section *atsc_ett_section_codec(struct atsc_section_psip *psip)
+{
+	uint8_t * buf = (uint8_t *) psip;
+	size_t pos = sizeof(struct atsc_section_psip);
+	size_t len = section_ext_length(&(psip->ext_head));
+
+	if (len < sizeof(struct atsc_ett_section))
+		return NULL;
+
+	bswap32(buf + pos);
+	pos += 4;
+
+	if (atsc_text_validate(buf + pos,
+	    		       section_ext_length(&psip->ext_head) - sizeof(struct atsc_ett_section)))
+		return NULL;
+
+	return (struct atsc_ett_section *) psip;
+}
diff --git a/lib/libucsi/atsc/ett_section.h b/lib/libucsi/atsc/ett_section.h
new file mode 100644
index 0000000..e2bb510
--- /dev/null
+++ b/lib/libucsi/atsc/ett_section.h
@@ -0,0 +1,91 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_ETT_SECTION_H
+#define _UCSI_ATSC_ETT_SECTION_H 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/atsc/section.h>
+
+enum atsc_etm_type {
+	ATSC_ETM_CHANNEL 	= 0x00,
+	ATSC_ETM_EVENT 		= 0x02,
+};
+
+/**
+ * atsc_ett_section structure.
+ */
+struct atsc_ett_section {
+	struct atsc_section_psip head;
+
+  EBIT3(uint32_t ETM_source_id			:16; ,
+	uint32_t ETM_sub_id			:14; ,
+	uint32_t ETM_type			: 2; );
+	/* struct atsc_text extended_text_message */
+} __ucsi_packed;
+
+/**
+ * Process a atsc_ett_section.
+ *
+ * @param section Pointer to an atsc_section_psip structure.
+ * @return atsc_ett_section pointer, or NULL on error.
+ */
+struct atsc_ett_section *atsc_ett_section_codec(struct atsc_section_psip *section);
+
+/**
+ * Accessor for the extended_text_message part of an atsc_ett_section.
+ *
+ * @param ett atsc_ett_section pointer.
+ * @return atsc_text pointer, or NULL on error.
+ */
+static inline struct atsc_text*
+	atsc_ett_section_extended_text_message(struct atsc_ett_section *ett)
+{
+	int pos = sizeof(struct atsc_ett_section);
+	int len = section_ext_length(&ett->head.ext_head) - sizeof(struct atsc_ett_section);
+
+	if (len == 0)
+		return NULL;
+
+	return (struct atsc_text*)(((uint8_t*) ett) + pos);
+}
+
+/**
+ * Accessor for the extended_text_message part of an atsc_ett_section.
+ *
+ * @param ett atsc_ett_section pointer.
+ * @return The length.
+ */
+static inline int
+	atsc_ett_section_extended_text_message_length(struct atsc_ett_section *ett)
+{
+	return section_ext_length(&ett->head.ext_head) - sizeof(struct atsc_ett_section);
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/extended_channel_name_descriptor.h b/lib/libucsi/atsc/extended_channel_name_descriptor.h
new file mode 100644
index 0000000..d0b714b
--- /dev/null
+++ b/lib/libucsi/atsc/extended_channel_name_descriptor.h
@@ -0,0 +1,92 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_EXTENDED_CHANNEL_NAME_DESCRIPTOR
+#define _UCSI_ATSC_EXTENDED_CHANNEL_NAME_DESCRIPTOR 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/descriptor.h>
+#include <libucsi/endianops.h>
+#include <libucsi/types.h>
+#include <libucsi/atsc/types.h>
+
+/**
+ * atsc_extended_channel_name_descriptor structure.
+ */
+struct atsc_extended_channel_name_descriptor {
+	struct descriptor d;
+
+	/* struct atsc_text text[] */
+} __ucsi_packed;
+
+/**
+ * Process an atsc_extended_channel_name_descriptor.
+ *
+ * @param d Generic descriptor pointer.
+ * @return atsc_extended_channel_name_descriptor pointer, or NULL on error.
+ */
+static inline struct atsc_extended_channel_name_descriptor*
+	atsc_extended_channel_name_descriptor_codec(struct descriptor* d)
+{
+	if (atsc_text_validate(((uint8_t*) d) + sizeof(struct atsc_extended_channel_name_descriptor),
+	    		       d->len))
+		return NULL;
+
+	return (struct atsc_extended_channel_name_descriptor*) d;
+}
+
+/**
+ * Accessor for the text field of an atsc_extended_channel_name_descriptor.
+ *
+ * @param d atsc_extended_channel_name_descriptor pointer.
+ * @return Pointer to the atsc_text data, or NULL on error.
+ */
+static inline struct atsc_text*
+	atsc_extended_channel_name_descriptor_text(struct atsc_extended_channel_name_descriptor *d)
+{
+	uint8_t *txt = ((uint8_t*) d) + sizeof(struct atsc_extended_channel_name_descriptor);
+
+	return (struct atsc_text*) txt;
+}
+
+/**
+ * Accessor for the length of the text field of an atsc_extended_channel_name_descriptor.
+ *
+ * @param d atsc_extended_channel_name_descriptor pointer.
+ * @return The length in bytes.
+ */
+static inline int
+	atsc_extended_channel_name_descriptor_text_length(struct
+							atsc_extended_channel_name_descriptor *d)
+{
+	return d->d.len;
+}
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/genre_descriptor.h b/lib/libucsi/atsc/genre_descriptor.h
new file mode 100644
index 0000000..a6fc542
--- /dev/null
+++ b/lib/libucsi/atsc/genre_descriptor.h
@@ -0,0 +1,82 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_GENRE_DESCRIPTOR
+#define _UCSI_ATSC_GENRE_DESCRIPTOR 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/descriptor.h>
+#include <libucsi/endianops.h>
+#include <libucsi/types.h>
+
+/**
+ * atsc_genre_descriptor structure.
+ */
+struct atsc_genre_descriptor {
+	struct descriptor d;
+
+  EBIT2(uint8_t reserved		: 3; ,
+	uint8_t attribute_count		: 5; );
+	/* uint8_t attributes[] */
+} __ucsi_packed;
+
+/**
+ * Process an atsc_genre_descriptor.
+ *
+ * @param d Generic descriptor pointer.
+ * @return atsc_genre_descriptor pointer, or NULL on error.
+ */
+static inline struct atsc_genre_descriptor*
+	atsc_genre_descriptor_codec(struct descriptor* d)
+{
+	struct atsc_genre_descriptor *ret =
+		(struct atsc_genre_descriptor *) d;
+
+	if (d->len < 1)
+		return NULL;
+
+	if (d->len != (1 + ret->attribute_count))
+		return NULL;
+
+	return (struct atsc_genre_descriptor*) d;
+}
+
+/**
+ * Accessor for the attributes field of an atsc_genre_descriptor.
+ *
+ * @param d atsc_genre_descriptor pointer.
+ * @return Pointer to the attributes.
+ */
+static inline uint8_t*
+	atsc_genre_descriptor_attributes(struct atsc_genre_descriptor *d)
+{
+	return ((uint8_t*) d) + sizeof(struct atsc_genre_descriptor);
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/mgt_section.c b/lib/libucsi/atsc/mgt_section.c
new file mode 100644
index 0000000..bc6b3f2
--- /dev/null
+++ b/lib/libucsi/atsc/mgt_section.c
@@ -0,0 +1,76 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <libucsi/atsc/mgt_section.h>
+
+struct atsc_mgt_section *atsc_mgt_section_codec(struct atsc_section_psip *psip)
+{
+	uint8_t * buf = (uint8_t *) psip;
+	size_t pos = sizeof(struct atsc_section_psip);
+	size_t len = section_ext_length(&(psip->ext_head));
+	struct atsc_mgt_section *mgt = (struct atsc_mgt_section *) psip;
+	int i;
+
+	if (len < sizeof(struct atsc_mgt_section))
+		return NULL;
+
+	bswap16(buf + pos);
+	pos += 2;
+
+	// we cannot use the tables_defined value here because of the braindead ATSC spec!
+	for(i=0; i < mgt->tables_defined; i++) {
+		// we think we're still in the tables - process as normal
+		if ((pos + sizeof(struct atsc_mgt_table)) > len)
+			return NULL;
+		struct atsc_mgt_table *table = (struct atsc_mgt_table *) (buf+pos);
+
+		bswap16(buf+pos);
+		bswap16(buf+pos+2);
+		bswap32(buf+pos+5);
+		bswap16(buf+pos+9);
+
+		pos += sizeof(struct atsc_mgt_table);
+		if ((pos + table->table_type_descriptors_length) > len)
+			return NULL;
+		if (verify_descriptors(buf + pos, table->table_type_descriptors_length))
+			return NULL;
+
+		pos += table->table_type_descriptors_length;
+	}
+
+	if ((pos + sizeof(struct atsc_mgt_section_part2)) > len)
+		return NULL;
+	struct atsc_mgt_section_part2 *part2 = (struct atsc_mgt_section_part2 *) (buf+pos);
+
+	bswap16(buf+pos);
+
+	pos += sizeof(struct atsc_mgt_section_part2);
+	if ((pos + part2->descriptors_length) > len)
+		return NULL;
+	if (verify_descriptors(buf + pos, part2->descriptors_length))
+		return NULL;
+	pos += part2->descriptors_length;
+
+	if (pos != len)
+		return NULL;
+
+	return (struct atsc_mgt_section *) psip;
+}
diff --git a/lib/libucsi/atsc/mgt_section.h b/lib/libucsi/atsc/mgt_section.h
new file mode 100644
index 0000000..3102a54
--- /dev/null
+++ b/lib/libucsi/atsc/mgt_section.h
@@ -0,0 +1,215 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_MGT_SECTION_H
+#define _UCSI_ATSC_MGT_SECTION_H 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/atsc/section.h>
+
+enum atsc_mgt_section_table_type {
+	ATSC_MGT_TABLE_TYPE_TVCT_CURRENT = 0,
+	ATSC_MGT_TABLE_TYPE_TVCT_NEXT = 1,
+	ATSC_MGT_TABLE_TYPE_CVCT_CURRENT = 2,
+	ATSC_MGT_TABLE_TYPE_CVCT_NEXT = 3,
+	ATSC_MGT_TABLE_TYPE_CHANNEL_ETT = 4,
+	ATSC_MGT_TABLE_TYPE_DCCSCT = 5,
+};
+
+/**
+ * atsc_mgt_section structure.
+ */
+struct atsc_mgt_section {
+	struct atsc_section_psip head;
+
+	uint16_t tables_defined;
+	/* struct atsc_mgt_table tables[] */
+	/* struct atsc_mgt_section_part2 part2 */
+} __ucsi_packed;
+
+struct atsc_mgt_table {
+	uint16_t table_type;
+  EBIT2(uint16_t reserved			: 3; ,
+	uint16_t table_type_PID			:13; );
+  EBIT2(uint8_t reserved1			: 3; ,
+	uint8_t table_type_version_number	: 5; );
+	uint32_t number_bytes;
+  EBIT2(uint16_t reserved2			: 4; ,
+	uint16_t table_type_descriptors_length	:12; );
+	/* struct descriptor descriptors[] */
+} __ucsi_packed;
+
+struct atsc_mgt_section_part2 {
+  EBIT2(uint16_t reserved			: 4; ,
+	uint16_t descriptors_length		:12; );
+	/* struct descriptor descriptors[] */
+} __ucsi_packed;
+
+static inline struct atsc_mgt_table * atsc_mgt_section_tables_first(struct atsc_mgt_section *mgt);
+static inline struct atsc_mgt_table *
+	atsc_mgt_section_tables_next(struct atsc_mgt_section *mgt, struct atsc_mgt_table *pos, int idx);
+
+/**
+ * Process a atsc_mgt_section.
+ *
+ * @param section Pointer to an atsc_section_psip structure.
+ * @return atsc_mgt_section pointer, or NULL on error.
+ */
+struct atsc_mgt_section *atsc_mgt_section_codec(struct atsc_section_psip *section);
+
+/**
+ * Iterator for the tables field in an atsc_mgt_section.
+ *
+ * @param mgt atsc_mgt_section pointer.
+ * @param pos Variable containing a pointer to the current atsc_mgt_table.
+ * @param idx Integer used to count which table we in.
+ */
+#define atsc_mgt_section_tables_for_each(mgt, pos, idx) \
+	for ((pos) = atsc_mgt_section_tables_first(mgt), idx=0; \
+	     (pos); \
+	     (pos) = atsc_mgt_section_tables_next(mgt, pos, ++idx))
+
+/**
+ * Iterator for the descriptors field in a atsc_mgt_table structure.
+ *
+ * @param table atsc_mgt_table pointer.
+ * @param pos Variable containing a pointer to the current descriptor.
+ */
+#define atsc_mgt_table_descriptors_for_each(table, pos) \
+	for ((pos) = atsc_mgt_table_descriptors_first(table); \
+	     (pos); \
+	     (pos) = atsc_mgt_table_descriptors_next(table, pos))
+
+/**
+ * Accessor for the second part of an atsc_mgt_section.
+ *
+ * @param mgt atsc_mgt_section pointer.
+ * @return atsc_mgt_section_part2 pointer.
+ */
+static inline struct atsc_mgt_section_part2 *
+	atsc_mgt_section_part2(struct atsc_mgt_section *mgt)
+{
+	int pos = sizeof(struct atsc_mgt_section);
+
+	struct atsc_mgt_table *cur_table;
+	int idx;
+	atsc_mgt_section_tables_for_each(mgt, cur_table, idx) {
+		pos += sizeof(struct atsc_mgt_table);
+		pos += cur_table->table_type_descriptors_length;
+	}
+
+	return (struct atsc_mgt_section_part2 *) (((uint8_t*) mgt) + pos);
+}
+
+/**
+ * Iterator for the descriptors field in a atsc_mgt_section structure.
+ *
+ * @param part2 atsc_mgt_section_part2 pointer.
+ * @param pos Variable containing a pointer to the current descriptor.
+ */
+#define atsc_mgt_section_part2_descriptors_for_each(part2, pos) \
+	for ((pos) = atsc_mgt_section_part2_descriptors_first(part2); \
+	     (pos); \
+	     (pos) = atsc_mgt_section_part2_descriptors_next(part2, pos))
+
+
+
+
+
+
+
+
+
+
+
+/******************************** PRIVATE CODE ********************************/
+static inline struct atsc_mgt_table *
+	atsc_mgt_section_tables_first(struct atsc_mgt_section *mgt)
+{
+	size_t pos = sizeof(struct atsc_mgt_section);
+
+	if (mgt->tables_defined == 0)
+		return NULL;
+
+	return (struct atsc_mgt_table*) (((uint8_t *) mgt) + pos);
+}
+
+static inline struct atsc_mgt_table *
+	atsc_mgt_section_tables_next(struct atsc_mgt_section *mgt,
+				     struct atsc_mgt_table *pos,
+				     int idx)
+{
+	if (idx >= mgt->tables_defined)
+		return NULL;
+
+	return (struct atsc_mgt_table *)
+		(((uint8_t*) pos) + sizeof(struct atsc_mgt_table) + pos->table_type_descriptors_length);
+}
+
+static inline struct descriptor *
+	atsc_mgt_table_descriptors_first(struct atsc_mgt_table *table)
+{
+	size_t pos = sizeof(struct atsc_mgt_table);
+
+	if (table->table_type_descriptors_length == 0)
+		return NULL;
+
+	return (struct descriptor*) (((uint8_t *) table) + pos);
+}
+
+static inline struct descriptor *
+	atsc_mgt_table_descriptors_next(struct atsc_mgt_table *table,
+					struct descriptor *pos)
+{
+	return next_descriptor((uint8_t*) table + sizeof(struct atsc_mgt_table),
+				table->table_type_descriptors_length,
+				pos);
+}
+
+static inline struct descriptor *
+	atsc_mgt_section_part2_descriptors_first(struct atsc_mgt_section_part2 *part2)
+{
+	size_t pos = sizeof(struct atsc_mgt_section_part2);
+
+	if (part2->descriptors_length == 0)
+		return NULL;
+
+	return (struct descriptor*) (((uint8_t *) part2) + pos);
+}
+
+static inline struct descriptor *
+	atsc_mgt_section_part2_descriptors_next(struct atsc_mgt_section_part2 *part2,
+						struct descriptor *pos)
+{
+	return next_descriptor((uint8_t*) part2 + sizeof(struct atsc_mgt_section_part2),
+				part2->descriptors_length,
+				pos);
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/rc_descriptor.h b/lib/libucsi/atsc/rc_descriptor.h
new file mode 100644
index 0000000..4fb0e8e
--- /dev/null
+++ b/lib/libucsi/atsc/rc_descriptor.h
@@ -0,0 +1,83 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_RC_DESCRIPTOR
+#define _UCSI_ATSC_RC_DESCRIPTOR 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/descriptor.h>
+#include <libucsi/endianops.h>
+#include <libucsi/types.h>
+
+/**
+ * atsc_rc_descriptor structure.
+ */
+struct atsc_rc_descriptor {
+	struct descriptor d;
+
+	/* uint8_t info[] */
+} __ucsi_packed;
+
+/**
+ * Process an atsc_rc_descriptor.
+ *
+ * @param d Generic descriptor pointer.
+ * @return atsc_rc_descriptor pointer, or NULL on error.
+ */
+static inline struct atsc_rc_descriptor*
+	atsc_rc_descriptor_codec(struct descriptor* d)
+{
+	return (struct atsc_rc_descriptor*) d;
+}
+
+/**
+ * Accessor for the info field of an atsc_rc_descriptor.
+ *
+ * @param d atsc_rc_descriptor pointer.
+ * @return Pointer to the atsc_text data.
+ */
+static inline uint8_t*
+	atsc_rc_descriptor_info(struct atsc_rc_descriptor *d)
+{
+	return ((uint8_t*) d) + sizeof(struct atsc_rc_descriptor);
+}
+
+/**
+ * Accessor for the length of the info field of an atsc_rc_descriptor.
+ *
+ * @param d atsc_rc_descriptor pointer.
+ * @return The length
+ */
+static inline int
+	atsc_rc_descriptor_info_length(struct atsc_rc_descriptor *d)
+{
+	return d->d.len;
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/rrt_section.c b/lib/libucsi/atsc/rrt_section.c
new file mode 100644
index 0000000..6e96c3a
--- /dev/null
+++ b/lib/libucsi/atsc/rrt_section.c
@@ -0,0 +1,108 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <libucsi/atsc/rrt_section.h>
+
+struct atsc_rrt_section *atsc_rrt_section_codec(struct atsc_section_psip *psip)
+{
+	uint8_t * buf = (uint8_t *) psip;
+	size_t pos = 0;
+	size_t len = section_ext_length(&(psip->ext_head));
+	int idx;
+	int vidx;
+	struct atsc_rrt_section *rrt = (struct atsc_rrt_section *) psip;
+
+	if (len < sizeof(struct atsc_rrt_section))
+		return NULL;
+	pos += sizeof(struct atsc_rrt_section);
+
+	if (len < (pos + rrt->rating_region_name_length))
+		return NULL;
+	if (atsc_text_validate(buf+pos, rrt->rating_region_name_length))
+		return NULL;
+
+	pos += rrt->rating_region_name_length;
+	if (len < (pos + sizeof(struct atsc_rrt_section_part2)))
+		return NULL;
+	struct atsc_rrt_section_part2 *rrtpart2 = (struct atsc_rrt_section_part2 *) (buf+pos);
+
+	pos += sizeof(struct atsc_rrt_section_part2);
+	for(idx =0; idx < rrtpart2->dimensions_defined; idx++) {
+		if (len < (pos + sizeof(struct atsc_rrt_dimension)))
+			return NULL;
+		struct atsc_rrt_dimension *dimension = (struct atsc_rrt_dimension *) (buf+pos);
+
+		pos += sizeof(struct atsc_rrt_dimension);
+		if (len < (pos + dimension->dimension_name_length))
+			return NULL;
+		if (atsc_text_validate(buf+pos, dimension->dimension_name_length))
+			return NULL;
+
+		pos += dimension->dimension_name_length;
+		if (len < (pos + sizeof(struct atsc_rrt_dimension_part2)))
+			return NULL;
+		struct atsc_rrt_dimension_part2 *dpart2 = (struct atsc_rrt_dimension_part2 *) (buf+pos);
+
+		pos += sizeof(struct atsc_rrt_dimension_part2);
+		for(vidx =0; vidx < dpart2->values_defined; vidx++) {
+			if (len < (pos + sizeof(struct atsc_rrt_dimension_value)))
+				return NULL;
+			struct atsc_rrt_dimension_value *value = (struct atsc_rrt_dimension_value *) (buf+pos);
+
+			pos += sizeof(struct atsc_rrt_dimension_value);
+			if (len < (pos + value->abbrev_rating_value_length))
+				return NULL;
+			if (atsc_text_validate(buf+pos, value->abbrev_rating_value_length))
+				return NULL;
+
+			pos += value->abbrev_rating_value_length;
+			if (len < (pos + sizeof(struct atsc_rrt_dimension_value_part2)))
+				return NULL;
+			struct atsc_rrt_dimension_value_part2 *vpart2 =
+				(struct atsc_rrt_dimension_value_part2 *) (buf+pos);
+
+			pos += sizeof(struct atsc_rrt_dimension_value_part2);
+			if (len < (pos + vpart2->rating_value_length))
+				return NULL;
+			if (atsc_text_validate(buf+pos, vpart2->rating_value_length))
+				return NULL;
+
+			pos+= vpart2->rating_value_length;
+		}
+	}
+
+	if (len < (pos + sizeof(struct atsc_rrt_section_part3)))
+		return NULL;
+	struct atsc_rrt_section_part3 *part3 = (struct atsc_rrt_section_part3 *) (buf+pos);
+
+	pos += sizeof(struct atsc_rrt_section_part3);
+	if (len < (pos + part3->descriptors_length))
+		return NULL;
+
+	if (verify_descriptors(buf + pos, part3->descriptors_length))
+		return NULL;
+
+	pos += part3->descriptors_length;
+	if (pos != len)
+		return NULL;
+
+	return (struct atsc_rrt_section *) psip;
+}
diff --git a/lib/libucsi/atsc/rrt_section.h b/lib/libucsi/atsc/rrt_section.h
new file mode 100644
index 0000000..fba4596
--- /dev/null
+++ b/lib/libucsi/atsc/rrt_section.h
@@ -0,0 +1,379 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_RRT_SECTION_H
+#define _UCSI_ATSC_RRT_SECTION_H 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/atsc/section.h>
+#include <libucsi/atsc/types.h>
+
+/**
+ * atsc_rrt_section structure.
+ */
+struct atsc_rrt_section {
+	struct atsc_section_psip head;
+
+	uint8_t rating_region_name_length;
+	/* struct atsc_text rating_region_name_text */
+	/* struct atsc_rrt_section_part2 part2 */
+} __ucsi_packed;
+
+struct atsc_rrt_section_part2 {
+	uint8_t dimensions_defined;
+	/* struct atsc_rrt_dimension dimensions[] */
+	/* struct atsc_rrt_section_part3 part3 */
+} __ucsi_packed;
+
+struct atsc_rrt_dimension {
+	uint8_t dimension_name_length;
+	/* struct atsc_text dimension_name_text */
+	/* struct atsc_rrt_dimension_part2 part2 */
+} __ucsi_packed;
+
+struct atsc_rrt_dimension_part2 {
+  EBIT3(uint8_t reserved			: 3; ,
+	uint8_t graduated_scale			: 1; ,
+	uint8_t values_defined			: 4; );
+	/* struct atsc_rrt_dimension_value values[] */
+} __ucsi_packed;
+
+struct atsc_rrt_dimension_value {
+	uint8_t abbrev_rating_value_length;
+	/* struct atsc_text abbrev_rating_value_text */
+	/* struct atsc_rrt_dimension_value_part2 */
+} __ucsi_packed;
+
+struct atsc_rrt_dimension_value_part2 {
+	uint8_t rating_value_length;
+	/* struct atsc_text rating_value_text */
+} __ucsi_packed;
+
+struct atsc_rrt_section_part3 {
+  EBIT2(uint16_t reserved			: 6; ,
+	uint16_t descriptors_length		:10; );
+	/* struct descriptor descriptors[] */
+} __ucsi_packed;
+
+
+static inline struct atsc_rrt_dimension *
+		atsc_rrt_section_dimensions_first(struct atsc_rrt_section_part2 *part2);
+static inline struct atsc_rrt_dimension *
+		atsc_rrt_section_dimensions_next(struct atsc_rrt_section_part2 *part2,
+		struct atsc_rrt_dimension *pos,
+		int idx);
+static inline struct atsc_rrt_dimension_value *
+		atsc_rrt_dimension_part2_values_first(struct atsc_rrt_dimension_part2 *part2);
+static inline struct atsc_rrt_dimension_value *
+		atsc_rrt_dimension_part2_values_next(struct atsc_rrt_dimension_part2 *part2,
+		struct atsc_rrt_dimension_value *pos,
+		int idx);
+
+/**
+ * Process a atsc_rrt_section.
+ *
+ * @param section Pointer to anj atsc_section_psip structure.
+ * @return atsc_rrt_section pointer, or NULL on error.
+ */
+struct atsc_rrt_section *atsc_rrt_section_codec(struct atsc_section_psip *section);
+
+/**
+ * Accessor for the rating_region field of an RRT.
+ *
+ * @param rrt RRT pointer.
+ * @return The transport_stream_id.
+ */
+static inline uint8_t atsc_rrt_section_rating_region(struct atsc_rrt_section *rrt)
+{
+	return rrt->head.ext_head.table_id_ext & 0xff;
+}
+
+/**
+ * Accessor for the rating_region_name_text field of an RRT.
+ *
+ * @param rrt RRT pointer.
+ * @return struct atsc_text pointer, or NULL.
+ */
+static inline struct atsc_text *atsc_rrt_section_rating_region_name_text(struct atsc_rrt_section *rrt)
+{
+	if (rrt->rating_region_name_length == 0)
+		return NULL;
+
+	return (struct atsc_text*)(((uint8_t*) rrt) + sizeof(struct atsc_rrt_section));
+}
+
+/**
+ * Accessor for the part2 field of an RRT.
+ *
+ * @param rrt RRT pointer.
+ * @return struct atsc_rrt_section_part2 pointer.
+ */
+static inline struct atsc_rrt_section_part2 *atsc_rrt_section_part2(struct atsc_rrt_section *rrt)
+{
+	return (struct atsc_rrt_section_part2 *)
+		(((uint8_t*) rrt) + sizeof(struct atsc_rrt_section) +
+			rrt->rating_region_name_length);
+}
+
+/**
+ * Iterator for the dimensions field in an atsc_rrt_section_part2.
+ *
+ * @param rrt atsc_rrt_section pointer.
+ * @param pos Variable containing a pointer to the current atsc_rrt_dimension.
+ * @param idx Integer used to count which dimension we are in.
+ */
+#define atsc_rrt_section_dimensions_for_each(rrt, pos, idx) \
+	for ((pos) = atsc_rrt_section_dimensions_first(rrt), idx=0; \
+	     (pos); \
+	     (pos) = atsc_rrt_section_dimensions_next(rrt, pos, ++idx))
+
+/**
+ * Accessor for the dimension_name_text field of an atsc_rrt_dimension.
+ *
+ * @param dimension atsc_rrt_dimension pointer.
+ * @return struct atsc_text pointer, or NULL on error.
+ */
+static inline struct atsc_text *atsc_rrt_dimension_name_text(struct atsc_rrt_dimension *dimension)
+{
+	if (dimension->dimension_name_length == 0)
+		return NULL;
+
+	return (struct atsc_text*)(((uint8_t*) dimension) + sizeof(struct atsc_rrt_dimension));
+}
+
+/**
+ * Accessor for the part2 field of an atsc_rrt_dimension.
+ *
+ * @param dimension atsc_rrt_dimension pointer.
+ * @return struct atsc_rrt_dimension_part2 pointer.
+ */
+static inline struct atsc_rrt_dimension_part2 *atsc_rrt_dimension_part2(struct atsc_rrt_dimension *dimension)
+{
+	return (struct atsc_rrt_dimension_part2 *)
+			(((uint8_t*) dimension) +
+			sizeof(struct atsc_rrt_dimension) +
+			dimension->dimension_name_length);
+}
+
+/**
+ * Iterator for the values field in a atsc_rrt_dimension_part2 structure.
+ *
+ * @param part2 atsc_rrt_dimension_part2 pointer.
+ * @param pos Variable containing a pointer to the current value.
+ * @param idx Integer used to count which value we are in
+ */
+#define atsc_rrt_dimension_part2_values_for_each(part2, pos, idx) \
+	for ((pos) = atsc_rrt_dimension_part2_values_first(part2), idx=0; \
+	     (pos); \
+	     (pos) = atsc_rrt_dimension_part2_values_next(part2, pos, ++idx))
+
+/**
+ * Accessor for the dimension_name_text field of an atsc_rrt_dimension.
+ *
+ * @param dimension atsc_rrt_dimension pointer.
+ * @return struct atsc_text pointer.
+ */
+static inline struct atsc_text *
+	atsc_rrt_dimension_value_abbrev_rating_value_text(struct atsc_rrt_dimension_value *value)
+{
+	if (value->abbrev_rating_value_length == 0)
+		return NULL;
+
+	return (struct atsc_text*)(((uint8_t*) value) + sizeof(struct atsc_rrt_dimension_value));
+}
+
+/**
+ * Accessor for the part2 field of an atsc_rrt_dimension_value.
+ *
+ * @param value atsc_rrt_dimension_value pointer.
+ * @return struct atsc_rrt_dimension_value_part2 pointer.
+ */
+static inline struct atsc_rrt_dimension_value_part2 *atsc_rrt_dimension_value_part2(struct atsc_rrt_dimension_value *value)
+{
+	return (struct atsc_rrt_dimension_value_part2 *)
+		(((uint8_t*) value) +
+		sizeof(struct atsc_rrt_dimension_value) +
+		value->abbrev_rating_value_length);
+}
+
+/**
+ * Accessor for the rating_value_text field of an atsc_rrt_dimension_value_part2.
+ *
+ * @param part2 atsc_rrt_dimension_value_part2 pointer.
+ * @return struct atsc_text pointer.
+ */
+static inline struct atsc_text *atsc_rrt_dimension_value_part2_rating_value_text(struct atsc_rrt_dimension_value_part2 *part2)
+{
+	if (part2->rating_value_length == 0)
+		return NULL;
+
+	return (struct atsc_text*)(((uint8_t*) part2) + sizeof(struct atsc_rrt_dimension_value_part2));
+}
+
+/**
+ * Accessor for the third part of an atsc_rrt_section.
+ *
+ * @param part2 atsc_rrt_section_part2 pointer.
+ * @return atsc_rrt_section_part3 pointer.
+ */
+static inline struct atsc_rrt_section_part3 *
+	atsc_rrt_section_part3(struct atsc_rrt_section_part2 *part2)
+{
+	int pos = sizeof(struct atsc_rrt_section_part2);
+
+	struct atsc_rrt_dimension *cur_dimension;
+	int idx;
+	atsc_rrt_section_dimensions_for_each(part2, cur_dimension, idx) {
+		pos += sizeof(struct atsc_rrt_dimension);
+		pos += cur_dimension->dimension_name_length;
+		pos += sizeof(struct atsc_rrt_dimension_part2);
+
+		// now we need to iterate over the values. yuck
+		struct atsc_rrt_dimension_part2 *dpart2 = atsc_rrt_dimension_part2(cur_dimension);
+		struct atsc_rrt_dimension_value *cur_value;
+		int vidx;
+		atsc_rrt_dimension_part2_values_for_each(dpart2, cur_value, vidx) {
+			pos += sizeof(struct atsc_rrt_dimension_value);
+			pos += cur_value->abbrev_rating_value_length;
+
+			struct atsc_rrt_dimension_value_part2 *vpart2 = atsc_rrt_dimension_value_part2(cur_value);
+			pos += sizeof(struct atsc_rrt_dimension_value_part2);
+			pos += vpart2->rating_value_length;
+		}
+	}
+
+	return (struct atsc_rrt_section_part3 *) (((uint8_t*) part2) + pos);
+}
+
+/**
+ * Iterator for the descriptors field in a atsc_rrt_section structure.
+ *
+ * @param part3 atsc_rrt_section_part3 pointer.
+ * @param pos Variable containing a pointer to the current descriptor.
+ */
+#define atsc_rrt_section_part3_descriptors_for_each(part3, pos) \
+	for ((pos) = atsc_rrt_section_part3_descriptors_first(part3); \
+	     (pos); \
+	     (pos) = atsc_rrt_section_part3_descriptors_next(part3, pos))
+
+
+
+
+
+
+
+
+
+
+
+/******************************** PRIVATE CODE ********************************/
+static inline struct atsc_rrt_dimension *
+	atsc_rrt_section_dimensions_first(struct atsc_rrt_section_part2 *part2)
+{
+	size_t pos = sizeof(struct atsc_rrt_section_part2);
+
+	if (part2->dimensions_defined == 0)
+		return NULL;
+
+	return (struct atsc_rrt_dimension*) (((uint8_t *) part2) + pos);
+}
+
+static inline struct atsc_rrt_dimension *
+	atsc_rrt_section_dimensions_next(struct atsc_rrt_section_part2 *part2,
+					 struct atsc_rrt_dimension *pos,
+					 int idx)
+{
+	if (idx >= part2->dimensions_defined)
+		return NULL;
+
+	struct atsc_rrt_dimension_part2 *dpart2 = atsc_rrt_dimension_part2(pos);
+	int len = sizeof(struct atsc_rrt_dimension_part2);
+
+	// now we need to iterate over the values. yuck
+	struct atsc_rrt_dimension_value *cur_value;
+	int vidx;
+	atsc_rrt_dimension_part2_values_for_each(dpart2, cur_value, vidx) {
+		len += sizeof(struct atsc_rrt_dimension_value);
+		len += cur_value->abbrev_rating_value_length;
+
+		struct atsc_rrt_dimension_value_part2 *vpart2 = atsc_rrt_dimension_value_part2(cur_value);
+		len += sizeof(struct atsc_rrt_dimension_value_part2);
+		len += vpart2->rating_value_length;
+	}
+
+	return (struct atsc_rrt_dimension *) (((uint8_t*) dpart2) + len);
+}
+
+static inline struct atsc_rrt_dimension_value *
+	atsc_rrt_dimension_part2_values_first(struct atsc_rrt_dimension_part2 *part2)
+{
+	size_t pos = sizeof(struct atsc_rrt_dimension_part2);
+
+	if (part2->values_defined == 0)
+		return NULL;
+
+	return (struct atsc_rrt_dimension_value*) (((uint8_t *) part2) + pos);
+}
+
+static inline struct atsc_rrt_dimension_value *
+	atsc_rrt_dimension_part2_values_next(struct atsc_rrt_dimension_part2 *part2,
+					     struct atsc_rrt_dimension_value *pos,
+					     int idx)
+{
+	if (idx >= part2->values_defined)
+		return NULL;
+
+	struct atsc_rrt_dimension_value_part2 *vpart2 = atsc_rrt_dimension_value_part2(pos);
+	int len = sizeof(struct atsc_rrt_dimension_value_part2);
+	len += vpart2->rating_value_length;
+
+	return (struct atsc_rrt_dimension_value *) (((uint8_t*) vpart2) + len);
+}
+
+static inline struct descriptor *
+	atsc_rrt_section_part3_descriptors_first(struct atsc_rrt_section_part3 *part3)
+{
+	size_t pos = sizeof(struct atsc_rrt_section_part3);
+
+	if (part3->descriptors_length == 0)
+		return NULL;
+
+	return (struct descriptor*) (((uint8_t *) part3) + pos);
+}
+
+static inline struct descriptor *
+	atsc_rrt_section_part3_descriptors_next(struct atsc_rrt_section_part3 *part3,
+						struct descriptor *pos)
+{
+	return next_descriptor((uint8_t*) part3 + sizeof(struct atsc_rrt_section_part3),
+				part3->descriptors_length,
+				pos);
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/section.h b/lib/libucsi/atsc/section.h
new file mode 100644
index 0000000..23d59ea
--- /dev/null
+++ b/lib/libucsi/atsc/section.h
@@ -0,0 +1,84 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <libucsi/section.h>
+#include <libucsi/atsc/mgt_section.h>
+#include <libucsi/atsc/tvct_section.h>
+#include <libucsi/atsc/cvct_section.h>
+#include <libucsi/atsc/rrt_section.h>
+#include <libucsi/atsc/eit_section.h>
+#include <libucsi/atsc/ett_section.h>
+#include <libucsi/atsc/stt_section.h>
+#include <libucsi/atsc/dcct_section.h>
+#include <libucsi/atsc/dccsct_section.h>
+
+#ifndef _UCSI_ATSC_SECTION_H
+#define _UCSI_ATSC_SECTION_H 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#define ATSC_BASE_PID 0x1ffb
+
+/**
+ * Enumeration of ATSC section tags.
+ */
+enum atsc_section_tag {
+	stag_atsc_master_guide					= 0xc7,
+	stag_atsc_terrestrial_virtual_channel			= 0xc8,
+	stag_atsc_cable_virtual_channel				= 0xc9,
+	stag_atsc_rating_region					= 0xca,
+	stag_atsc_event_information				= 0xcb,
+	stag_atsc_extended_text					= 0xcc,
+	stag_atsc_system_time					= 0xcd,
+};
+
+/**
+ * ATSC specific PSIP section structure.
+ */
+struct atsc_section_psip {
+	struct section_ext		ext_head;
+	uint8_t				protocol_version;
+} __ucsi_packed;
+
+/**
+ * Decode a PSIP section structure.
+ *
+ * @param section_ext Pointer to the processed section_ext structure.
+ * @return Pointer to the parsed section_psip structure, or NULL if invalid.
+ */
+static inline struct atsc_section_psip *atsc_section_psip_decode(struct section_ext *section_ext)
+{
+	size_t len = section_ext_length(section_ext);
+	if (len < sizeof(struct atsc_section_psip)) {
+		return NULL;
+	}
+
+	return (struct atsc_section_psip *) section_ext;
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/service_location_descriptor.h b/lib/libucsi/atsc/service_location_descriptor.h
new file mode 100644
index 0000000..aad5b4a
--- /dev/null
+++ b/lib/libucsi/atsc/service_location_descriptor.h
@@ -0,0 +1,141 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_SERVICE_LOCATION_DESCRIPTOR
+#define _UCSI_ATSC_SERVICE_LOCATION_DESCRIPTOR 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/descriptor.h>
+#include <libucsi/endianops.h>
+#include <libucsi/types.h>
+
+enum atsc_stream_types {
+	ATSC_STREAM_TYPE_VIDEO			= 0x02,
+	ATSC_STREAM_TYPE_AUDIO 			= 0x81,
+};
+
+/**
+ * atsc_service_location_descriptor structure.
+ */
+struct atsc_service_location_descriptor {
+	struct descriptor d;
+
+  EBIT2(uint16_t reserved		: 3; ,
+	uint16_t PCR_PID		:13; );
+	uint8_t number_elements;
+	/* struct atsc_service_location_element elements[] */
+} __ucsi_packed;
+
+/**
+ * An entry in the elements field of an atsc_service_location_descriptor.
+ */
+struct atsc_caption_service_location_element {
+	uint8_t stream_type;
+  EBIT2(uint16_t reserved 		: 3; ,
+	uint16_t elementary_PID		:13; );
+	iso639lang_t language_code;
+} __ucsi_packed;
+
+/**
+ * Process an atsc_service_location_descriptor.
+ *
+ * @param d Generic descriptor pointer.
+ * @return atsc_service_location_descriptor pointer, or NULL on error.
+ */
+static inline struct atsc_service_location_descriptor*
+	atsc_service_location_descriptor_codec(struct descriptor* d)
+{
+	struct atsc_service_location_descriptor *ret =
+		(struct atsc_service_location_descriptor *) d;
+	uint8_t *buf = (uint8_t*) d + 2;
+	int pos = 0;
+	int idx;
+
+	if (d->len < 3)
+		return NULL;
+	bswap16(buf + pos);
+	pos+=3;
+
+	for(idx = 0; idx < ret->number_elements; idx++) {
+		if (d->len < (pos + sizeof(struct atsc_caption_service_entry)))
+			return NULL;
+
+		bswap16(buf+pos+1);
+
+		pos += sizeof(struct atsc_caption_service_entry);
+	}
+
+	return (struct atsc_service_location_descriptor*) d;
+}
+
+/**
+ * Iterator for elements field of a atsc_service_location_descriptor.
+ *
+ * @param d atsc_service_location_descriptor pointer.
+ * @param pos Variable holding a pointer to the current atsc_service_location_element.
+ * @param idx Integer used to count which dimension we are in.
+ */
+#define atsc_service_location_descriptor_elements_for_each(d, pos, idx) \
+	for ((pos) = atsc_service_location_descriptor_elements_first(d), idx=0; \
+	     (pos); \
+	     (pos) = atsc_service_location_descriptor_elements_next(d, pos, ++idx))
+
+
+
+
+
+
+
+
+
+
+/******************************** PRIVATE CODE ********************************/
+static inline struct atsc_caption_service_location_element*
+	atsc_service_location_descriptor_elements_first(struct atsc_service_location_descriptor *d)
+{
+	if (d->number_elements == 0)
+		return NULL;
+
+	return (struct atsc_caption_service_location_element *)
+		((uint8_t*) d + sizeof(struct atsc_service_location_descriptor));
+}
+
+static inline struct atsc_caption_service_location_element*
+ 	atsc_service_location_descriptor_elements_next(struct atsc_service_location_descriptor *d,
+						       struct atsc_caption_service_location_element *pos,
+ 						       int idx)
+{
+	uint8_t *next =	(uint8_t *) pos + sizeof(struct atsc_caption_service_location_element);
+
+	if (idx >= d->number_elements)
+		return NULL;
+	return (struct atsc_caption_service_location_element *) next;
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/stt_section.c b/lib/libucsi/atsc/stt_section.c
new file mode 100644
index 0000000..23ddd76
--- /dev/null
+++ b/lib/libucsi/atsc/stt_section.c
@@ -0,0 +1,42 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <libucsi/atsc/stt_section.h>
+
+struct atsc_stt_section *atsc_stt_section_codec(struct atsc_section_psip *psip)
+{
+	uint8_t *buf = (uint8_t *) psip;
+	size_t pos = sizeof(struct atsc_section_psip);
+	size_t len = section_ext_length(&(psip->ext_head));
+
+	if (len < sizeof(struct atsc_stt_section))
+		return NULL;
+
+	bswap32(buf + pos);
+	pos += 5;
+	bswap16(buf + pos);
+	pos += 2;
+
+	if (verify_descriptors(buf + pos, len - sizeof(struct atsc_stt_section)))
+		return NULL;
+
+	return (struct atsc_stt_section *) psip;
+}
diff --git a/lib/libucsi/atsc/stt_section.h b/lib/libucsi/atsc/stt_section.h
new file mode 100644
index 0000000..79db5a1
--- /dev/null
+++ b/lib/libucsi/atsc/stt_section.h
@@ -0,0 +1,105 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_STT_SECTION_H
+#define _UCSI_ATSC_STT_SECTION_H 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/atsc/section.h>
+#include <libucsi/atsc/types.h>
+
+/**
+ * atsc_stt_section structure.
+ */
+struct atsc_stt_section {
+	struct atsc_section_psip head;
+
+	atsctime_t system_time;
+	uint8_t gps_utc_offset;
+  EBIT4(uint16_t DS_status			: 1; ,
+	uint16_t reserved			: 2; ,
+	uint16_t DS_day_of_month		: 5; ,
+	uint16_t DS_hour			: 8; );
+	/* struct descriptor descriptors[] */
+} __ucsi_packed;
+
+/**
+ * Process a atsc_stt_section.
+ *
+ * @param section Pointer to an atsc_section_psip structure.
+ * @return atsc_stt_section pointer, or NULL on error.
+ */
+struct atsc_stt_section *atsc_stt_section_codec(struct atsc_section_psip *section);
+
+/**
+ * Iterator for the services field in a atsc_stt_section.
+ *
+ * @param stt atsc_stt_section pointer.
+ * @param pos Variable containing a pointer to the current descriptor.
+ */
+#define atsc_stt_section_descriptors_for_each(stt, pos) \
+	for ((pos) = atsc_stt_section_descriptors_first(stt); \
+	     (pos); \
+	     (pos) = atsc_stt_section_descriptors_next(stt, pos))
+
+
+
+
+
+
+
+
+
+
+
+/******************************** PRIVATE CODE ********************************/
+static inline struct descriptor *
+	atsc_stt_section_descriptors_first(struct atsc_stt_section *stt)
+{
+	size_t pos = sizeof(struct atsc_stt_section);
+
+	if (pos >= section_ext_length(&stt->head.ext_head))
+		return NULL;
+
+	return (struct descriptor*) ((uint8_t *) stt + pos);
+}
+
+static inline struct descriptor *
+	atsc_stt_section_descriptors_next(struct atsc_stt_section *stt,
+				          struct descriptor *pos)
+{
+	int len = section_ext_length(&stt->head.ext_head);
+	len -= sizeof(struct atsc_stt_section);
+
+	return next_descriptor((uint8_t*) stt + sizeof(struct atsc_stt_section),
+				len,
+				pos);
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/stuffing_descriptor.h b/lib/libucsi/atsc/stuffing_descriptor.h
new file mode 100644
index 0000000..777c282
--- /dev/null
+++ b/lib/libucsi/atsc/stuffing_descriptor.h
@@ -0,0 +1,82 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_atsc@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_STUFFING_DESCRIPTOR
+#define _UCSI_ATSC_STUFFING_DESCRIPTOR 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/descriptor.h>
+#include <libucsi/endianops.h>
+
+/**
+ * atsc_stuffing_descriptor.
+ */
+struct atsc_stuffing_descriptor {
+	struct descriptor d;
+
+	/* uint8_t data[] */
+} __ucsi_packed;
+
+/**
+ * Process a atsc_stuffing_descriptor.
+ *
+ * @param d Generic descriptor structure.
+ * @return atsc_stuffing_descriptor pointer, or NULL on error.
+ */
+static inline struct atsc_stuffing_descriptor*
+	atsc_stuffing_descriptor_codec(struct descriptor* d)
+{
+	return (struct atsc_stuffing_descriptor*) d;
+}
+
+/**
+ * Retrieve a pointer to the data field of a atsc_stuffing_descriptor.
+ *
+ * @param d atsc_stuffing_descriptor pointer.
+ * @return Pointer to the field.
+ */
+static inline uint8_t *
+	atsc_stuffing_descriptor_data(struct atsc_stuffing_descriptor *d)
+{
+	return (uint8_t *) d + sizeof(struct atsc_stuffing_descriptor);
+}
+
+/**
+ * Calculate length of the data field of a atsc_stuffing_descriptor.
+ *
+ * @param d atsc_stuffing_descriptor pointer.
+ * @return The length in bytes.
+ */
+static inline int
+	atsc_stuffing_descriptor_data_length(struct atsc_stuffing_descriptor *d)
+{
+	return d->d.len;
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/time_shifted_service_descriptor.h b/lib/libucsi/atsc/time_shifted_service_descriptor.h
new file mode 100644
index 0000000..599e66d
--- /dev/null
+++ b/lib/libucsi/atsc/time_shifted_service_descriptor.h
@@ -0,0 +1,136 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_TIME_SHIFTED_SERVICE_DESCRIPTOR
+#define _UCSI_ATSC_TIME_SHIFTED_SERVICE_DESCRIPTOR 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/descriptor.h>
+#include <libucsi/endianops.h>
+#include <libucsi/types.h>
+
+/**
+ * atsc_time_shifted_service_descriptor structure.
+ */
+struct atsc_time_shifted_service_descriptor {
+	struct descriptor d;
+
+  EBIT2(uint8_t reserved		: 3; ,
+	uint8_t number_of_services	: 5; );
+	/* struct atsc_time_shifted_service services[] */
+} __ucsi_packed;
+
+/**
+ * An entry in the services field of an atsc_time_shifted_service_descriptor.
+ */
+struct atsc_time_shifted_service {
+  EBIT2(uint16_t reserved 		: 6; ,
+	uint16_t time_shift		:10; );
+  EBIT3(uint32_t reserved2 		: 4; ,
+	uint32_t major_channel_number	:10; ,
+	uint32_t minor_channel_number	:10; );
+} __ucsi_packed;
+
+/**
+ * Process an atsc_time_shifted_service_descriptor.
+ *
+ * @param d Generic descriptor pointer.
+ * @return atsc_time_shifted_service_descriptor pointer, or NULL on error.
+ */
+static inline struct atsc_time_shifted_service_descriptor*
+	atsc_time_shifted_service_descriptor_codec(struct descriptor* d)
+{
+	struct atsc_time_shifted_service_descriptor *ret =
+		(struct atsc_time_shifted_service_descriptor *) d;
+	uint8_t *buf = (uint8_t*) d + 2;
+	int pos = 0;
+	int idx;
+
+	if (d->len < 1)
+		return NULL;
+	pos++;
+
+	for(idx = 0; idx < ret->number_of_services; idx++) {
+		if (d->len < (pos + sizeof(struct atsc_time_shifted_service)))
+			return NULL;
+
+		bswap16(buf+pos);
+		bswap24(buf+pos+2);
+
+		pos += sizeof(struct atsc_time_shifted_service);
+	}
+
+	return (struct atsc_time_shifted_service_descriptor*) d;
+}
+
+/**
+ * Iterator for services field of a atsc_time_shifted_service_descriptor.
+ *
+ * @param d atsc_time_shifted_service_descriptor pointer.
+ * @param pos Variable holding a pointer to the current atsc_service_location_element.
+ * @param idx Integer used to count which service we are in.
+ */
+#define atsc_time_shifted_service_descriptor_services_for_each(d, pos, idx) \
+	for ((pos) = atsc_time_shifted_service_descriptor_services_first(d), idx=0; \
+	     (pos); \
+	     (pos) = atsc_time_shifted_service_descriptor_services_next(d, pos, ++idx))
+
+
+
+
+
+
+
+
+
+
+/******************************** PRIVATE CODE ********************************/
+static inline struct atsc_time_shifted_service*
+	atsc_time_shifted_service_descriptor_services_first(struct atsc_time_shifted_service_descriptor *d)
+{
+	if (d->number_of_services == 0)
+		return NULL;
+
+	return (struct atsc_time_shifted_service *)
+		((uint8_t*) d + sizeof(struct atsc_time_shifted_service_descriptor));
+}
+
+static inline struct atsc_time_shifted_service*
+ 	atsc_time_shifted_service_descriptor_services_next(struct atsc_time_shifted_service_descriptor *d,
+							   struct atsc_time_shifted_service *pos,
+							   int idx)
+{
+	uint8_t *next =	(uint8_t *) pos + sizeof(struct atsc_time_shifted_service);
+
+	if (idx >= d->number_of_services)
+		return NULL;
+	return (struct atsc_time_shifted_service *) next;
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/tvct_section.c b/lib/libucsi/atsc/tvct_section.c
new file mode 100644
index 0000000..d187414
--- /dev/null
+++ b/lib/libucsi/atsc/tvct_section.c
@@ -0,0 +1,81 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <libucsi/atsc/tvct_section.h>
+
+struct atsc_tvct_section *atsc_tvct_section_codec(struct atsc_section_psip *psip)
+{
+	uint8_t * buf = (uint8_t *) psip;
+	size_t pos = sizeof(struct atsc_section_psip);
+	size_t len = section_ext_length(&(psip->ext_head));
+	int idx;
+	struct atsc_tvct_section *tvct = (struct atsc_tvct_section *) psip;
+
+	if (len < sizeof(struct atsc_tvct_section))
+		return NULL;
+
+	pos++;
+
+	for(idx =0; idx < tvct->num_channels_in_section; idx++) {
+
+		if ((pos + sizeof(struct atsc_tvct_channel)) > len)
+			return NULL;
+		struct atsc_tvct_channel *channel = (struct atsc_tvct_channel *) (buf+pos);
+
+		pos += 7*2;
+
+		bswap32(buf+pos);
+		bswap32(buf+pos+4);
+		bswap16(buf+pos+8);
+		bswap16(buf+pos+10);
+		bswap16(buf+pos+12);
+		bswap16(buf+pos+14);
+		bswap16(buf+pos+16);
+		pos+=18;
+
+		if ((pos + channel->descriptors_length) > len)
+			return NULL;
+		if (verify_descriptors(buf + pos, channel->descriptors_length))
+			return NULL;
+
+		pos += channel->descriptors_length;
+	}
+
+	if ((pos + sizeof(struct atsc_tvct_section_part2)) > len)
+		return NULL;
+	struct atsc_tvct_section_part2 *part2 = (struct atsc_tvct_section_part2 *) (buf+pos);
+
+	bswap16(buf+pos);
+	pos+=2;
+
+	if ((pos + part2->descriptors_length) > len)
+		return NULL;
+
+	if (verify_descriptors(buf + pos, part2->descriptors_length))
+		return NULL;
+
+	pos += part2->descriptors_length;
+
+	if (pos != len)
+		return NULL;
+
+	return (struct atsc_tvct_section *) psip;
+}
diff --git a/lib/libucsi/atsc/tvct_section.h b/lib/libucsi/atsc/tvct_section.h
new file mode 100644
index 0000000..77bc5f4
--- /dev/null
+++ b/lib/libucsi/atsc/tvct_section.h
@@ -0,0 +1,227 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org)
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_TVCT_SECTION_H
+#define _UCSI_ATSC_TVCT_SECTION_H 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <libucsi/atsc/section.h>
+
+/**
+ * atsc_tvct_section structure.
+ */
+struct atsc_tvct_section {
+	struct atsc_section_psip head;
+
+	uint8_t num_channels_in_section;
+	/* struct atsc_tvct_channel channels[] */
+ 	/* struct atsc_tvct_channel_part2 part2 */
+} __ucsi_packed;
+
+struct atsc_tvct_channel {
+	uint16_t short_name[7]; // UTF-16 network ordered
+  EBIT4(uint32_t reserved			: 4; ,
+	uint32_t major_channel_number		:10; ,
+  	uint32_t minor_channel_number		:10; ,
+	uint32_t modulation_mode		: 8; );
+	uint32_t carrier_frequency;
+	uint16_t channel_TSID;
+	uint16_t program_number;
+  EBIT7(uint16_t ETM_location			: 2; ,
+	uint16_t access_controlled		: 1; ,
+	uint16_t hidden				: 1; ,
+	uint16_t reserved1			: 2; ,
+	uint16_t hide_guide			: 1; ,
+	uint16_t reserved2			: 3; ,
+	uint16_t service_type			: 6; );
+	uint16_t source_id;
+  EBIT2(uint16_t reserved3			: 6; ,
+	uint16_t descriptors_length		:10; );
+	/* struct descriptor descriptors[] */
+} __ucsi_packed;
+
+struct atsc_tvct_section_part2 {
+  EBIT2(uint16_t reserved			: 6; ,
+	uint16_t descriptors_length		:10; );
+	/* struct descriptor descriptors[] */
+} __ucsi_packed;
+
+static inline struct atsc_tvct_channel *atsc_tvct_section_channels_first(struct atsc_tvct_section *tvct);
+static inline struct atsc_tvct_channel *
+	atsc_tvct_section_channels_next(struct atsc_tvct_section *tvct, struct atsc_tvct_channel *pos, int idx);
+
+/**
+ * Process a atsc_tvct_section.
+ *
+ * @param section Pointer to an atsc_section_psip structure.
+ * @return atsc_tvct_section pointer, or NULL on error.
+ */
+struct atsc_tvct_section *atsc_tvct_section_codec(struct atsc_section_psip *section);
+
+/**
+ * Accessor for the transport_stream_id field of a TVCT.
+ *
+ * @param tvct TVCT pointer.
+ * @return The transport_stream_id.
+ */
+static inline uint16_t atsc_tvct_section_transport_stream_id(struct atsc_tvct_section *tvct)
+{
+	return tvct->head.ext_head.table_id_ext;
+}
+
+/**
+ * Iterator for the channels field in an atsc_tvct_section.
+ *
+ * @param mgt atsc_tvct_section pointer.
+ * @param pos Variable containing a pointer to the current atsc_tvct_channel.
+ * @param idx Integer used to count which channel we in.
+ */
+#define atsc_tvct_section_channels_for_each(mgt, pos, idx) \
+	for ((pos) = atsc_tvct_section_channels_first(mgt), idx=0; \
+	     (pos); \
+	     (pos) = atsc_tvct_section_channels_next(mgt, pos, ++idx))
+
+/**
+ * Iterator for the descriptors field in a atsc_tvct_channel structure.
+ *
+ * @param channel atsc_tvct_channel pointer.
+ * @param pos Variable containing a pointer to the current descriptor.
+ */
+#define atsc_tvct_channel_descriptors_for_each(channel, pos) \
+	for ((pos) = atsc_tvct_channel_descriptors_first(channel); \
+	     (pos); \
+	     (pos) = atsc_tvct_channel_descriptors_next(channel, pos))
+
+/**
+ * Accessor for the second part of an atsc_tvct_section.
+ *
+ * @param mgt atsc_tvct_section pointer.
+ * @return atsc_tvct_section_part2 pointer.
+ */
+static inline struct atsc_tvct_section_part2 *
+	atsc_tvct_section_part2(struct atsc_tvct_section *mgt)
+{
+	int pos = sizeof(struct atsc_tvct_section);
+
+	struct atsc_tvct_channel *cur_channel;
+	int idx;
+	atsc_tvct_section_channels_for_each(mgt, cur_channel, idx) {
+		pos += sizeof(struct atsc_tvct_channel);
+		pos += cur_channel->descriptors_length;
+	}
+
+	return (struct atsc_tvct_section_part2 *) (((uint8_t*) mgt) + pos);
+}
+
+/**
+ * Iterator for the descriptors field in a atsc_tvct_section structure.
+ *
+ * @param part2 atsc_tvct_section_part2 pointer.
+ * @param pos Variable containing a pointer to the current descriptor.
+ */
+#define atsc_tvct_section_part2_descriptors_for_each(part2, pos) \
+	for ((pos) = atsc_tvct_section_part2_descriptors_first(part2); \
+	     (pos); \
+	     (pos) = atsc_tvct_section_part2_descriptors_next(part2, pos))
+
+
+
+
+
+
+
+
+
+
+
+/******************************** PRIVATE CODE ********************************/
+static inline struct atsc_tvct_channel *
+	atsc_tvct_section_channels_first(struct atsc_tvct_section *tvct)
+{
+	size_t pos = sizeof(struct atsc_tvct_section);
+
+	if (tvct->num_channels_in_section == 0)
+		return NULL;
+
+	return (struct atsc_tvct_channel*) (((uint8_t *) tvct) + pos);
+}
+
+static inline struct atsc_tvct_channel *
+	atsc_tvct_section_channels_next(struct atsc_tvct_section *tvct,
+				     struct atsc_tvct_channel *pos,
+				     int idx)
+{
+	if (idx >= tvct->num_channels_in_section)
+		return NULL;
+
+	return (struct atsc_tvct_channel *)
+		(((uint8_t*) pos) + sizeof(struct atsc_tvct_channel) + pos->descriptors_length);
+}
+
+static inline struct descriptor *
+	atsc_tvct_channel_descriptors_first(struct atsc_tvct_channel *channel)
+{
+	size_t pos = sizeof(struct atsc_tvct_channel);
+
+	if (channel->descriptors_length == 0)
+		return NULL;
+
+	return (struct descriptor*) (((uint8_t *) channel) + pos);
+}
+
+static inline struct descriptor *
+	atsc_tvct_channel_descriptors_next(struct atsc_tvct_channel *channel,
+					struct descriptor *pos)
+{
+	return next_descriptor((uint8_t*) channel + sizeof(struct atsc_tvct_channel),
+				channel->descriptors_length,
+				pos);
+}
+
+static inline struct descriptor *
+	atsc_tvct_section_part2_descriptors_first(struct atsc_tvct_section_part2 *part2)
+{
+	size_t pos = sizeof(struct atsc_tvct_section_part2);
+
+	if (part2->descriptors_length == 0)
+		return NULL;
+
+	return (struct descriptor*) (((uint8_t *) part2) + pos);
+}
+
+static inline struct descriptor *
+	atsc_tvct_section_part2_descriptors_next(struct atsc_tvct_section_part2 *part2,
+						 struct descriptor *pos)
+{
+	return next_descriptor((uint8_t*) part2 + sizeof(struct atsc_tvct_section_part2),
+				part2->descriptors_length,
+				pos);
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/libucsi/atsc/types.c b/lib/libucsi/atsc/types.c
new file mode 100644
index 0000000..8f4b7ea
--- /dev/null
+++ b/lib/libucsi/atsc/types.c
@@ -0,0 +1,71 @@
+/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <string.h>
+#include "libucsi/atsc/types.h"
+
+/* GPS epoch == unix time_t at 06/Jan/1980 */
+#define GPS_EPOCH 315964800
+
+
+int atsc_text_validate(uint8_t *buf, int len)
+{
+	int i;
+	int j;
+	int number_strings;
+	int number_segments;
+	int number_bytes;
+	int pos = 0;
+
+	if (len == 0)
+		return 0;
+	number_strings = buf[pos];
+	pos++;
+
+	for(i=0; i< number_strings; i++) {
+		if (len < (pos+4))
+			return -1;
+		number_segments = buf[pos+3];
+		pos+=4;
+
+		for(j=0; j < number_segments; j++) {
+			if (len < (pos+3))
+				return -1;
+			number_bytes = buf[pos+2];
+			pos+=3;
+
+			if (len < (pos + number_bytes))
+				return -1;
+			pos += number_bytes;
+		}
+	}
+
+	return 0;
+}
+
+time_t atsctime_to_unixtime(atsctime_t atsc)
+{
+	return atsc + GPS_EPOCH;
+}
+
+atsctime_t unixtime_to_atsctime(time_t t)
+{
+	return t - GPS_EPOCH;
+}
diff --git a/lib/libucsi/atsc/types.h b/lib/libucsi/atsc/types.h
new file mode 100644
index 0000000..4d4b802
--- /dev/null
+++ b/lib/libucsi/atsc/types.h
@@ -0,0 +1,227 @@
+	/*
+ * section and descriptor parser
+ *
+ * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef _UCSI_ATSC_TYPES_H
+#define _UCSI_ATSC_TYPES_H 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <stdint.h>
+#include <time.h>
+#include <libucsi/types.h>
+
+enum atsc_vct_modulation {
+	ATSC_VCT_MODULATION_ANALOG 	= 0x01,
+	ATSC_VCT_MODULATION_SCTE_MODE1 	= 0x02,
+	ATSC_VCT_MODULATION_SCTE_MODE2 	= 0x03,
+	ATSC_VCT_MODULATION_8VSB 	= 0x04,
+	ATSC_VCT_MODULATION_16VSB 	= 0x05,
+};
+
+enum atsc_vct_service_type {
+	ATSC_VCT_SERVICE_TYPE_ANALOG 	= 0x01,
+	ATSC_VCT_SERVICE_TYPE_TV 	= 0x02,
+	ATSC_VCT_SERVICE_TYPE_AUDIO 	= 0x03,
+	ATSC_VCT_SERVICE_TYPE_DATA 	= 0x04,
+};
+
+enum atsc_etm_location {
+	ATSC_VCT_ETM_NONE	 		= 0x00,
+	ATSC_VCT_ETM_IN_THIS_PTC 		= 0x01,
+	ATSC_VCT_ETM_IN_CHANNEL_TSID 		= 0x02,
+};
+
+enum atsc_text_compress_type {
+	ATSC_TEXT_COMPRESS_NONE			= 0x00,
+	ATSC_TEXT_COMPRESS_PROGRAM_TITLE	= 0x01,
+	ATSC_TEXT_COMPRESS_PROGRAM_DESCRIPTION	= 0x02,
+};
+
+enum atsc_text_segment_mode {
+	ATSC_TEXT_SEGMENT_MODE_UNICODE_RANGE_MIN	= 0x00,
+	ATSC_TEXT_SEGMENT_MODE_UNICODE_RANGE_MAX	= 0x33,
+	ATSC_TEXT_SEGMENT_MODE_SCSU			= 0x3e,
+	ATSC_TEXT_SEGMENT_MODE_UTF16			= 0x3f,
+	ATSC_TEXT_SEGMENT_MODE_TAIWAN_BITMAP		= 0x40,
+	ATSC_TEXT_SEGMENT_MODE_TAIWAN_CODEWORD_BITMAP	= 0x41,
+};
+
+typedef uint32_t atsctime_t;
+
+struct atsc_text {
+	uint8_t number_strings;
+	/* struct atsc_text_string strings[] */
+};
+
+struct atsc_text_string {
+	iso639lang_t language_code;
+	uint8_t number_segments;
+	/* struct atsc_text_string_segment segments[] */
+};
+
+struct atsc_text_string_segment {
+	uint8_t compression_type;
+	uint8_t mode;
+	uint8_t number_bytes;
+	/* uint8_t bytes[] */
+};
+
+/**
+ * Iterator for strings field of an atsc_text structure.
+ *
+ * @param txt atsc_text pointer.
+ * @param pos Variable holding a pointer to the current atsc_text_string.
+ * @param idx Iterator variable.
+ */
+#define atsc_text_strings_for_each(txt, pos, idx) \
+	for ((pos) = atsc_text_strings_first(txt), idx=0; \
+	     (pos); \
+	     (pos) = atsc_text_strings_next(txt, pos, ++idx))
+
+/**
+ * Iterator for segments field of an atsc_text_string structure.
+ *
+ * @param str atsc_text_string pointer.
+ * @param pos Variable holding a pointer to the current atsc_text_string_segment.
+ * @param idx Iterator variable.
+ */
+#define atsc_text_string_segments_for_each(str, pos, idx) \
+	for ((pos) = atsc_text_string_segments_first(str), idx=0; \
+	     (pos); \
+	     (pos) = atsc_text_string_segments_next(str, pos, ++idx))
+
+/**
+ * Accessor for the bytes field of an atsc_text_string_segment.
+ *
+ * @param seg atsc_text_string_segment pointer.
+ * @return Pointer to the bytes.
+ */
+static inline uint8_t*
+	atsc_text_string_segment_bytes(struct atsc_text_string_segment *d)
+{
+	return ((uint8_t*) d) + sizeof(struct atsc_text_string_segment);
+}
+
+/**
+ * Validate a buffer containing an atsc_text structure.
+ *
+ * @param buf Start of the atsc_text structure.
+ * @param len Length in bytes of the buffer.
+ * @return 0 if valid, nonzero if not.
+ */
+extern int atsc_text_validate(uint8_t *buf, int len);
+
+/**
+ * Decodes an atsc_text_segment with mode < 0x3e. Decompression of the ATSC text encoding IS
+ * supported. The output text will be in the UTF-8 encoding.
+ *
+ * @param segment Pointer to the segment to decode.
+ * @param destbuf Pointer to the malloc()ed buffer to append text to (pass NULL if none).
+ * @param destbufsize Size of destbuf in bytes.
+ * @param destbufpos Position within destbuf. This will be updated to point after the end of the
+ * string on exit.
+ * @return New value of destbufpos, or < 0 on error.
+ */
+extern int atsc_text_segment_decode(struct atsc_text_string_segment *segment,
+				    uint8_t **destbuf, size_t *destbufsize, size_t *destbufpos);
+
+/**
+ * Convert from ATSC time to unix time_t.
+ *
+ * @param atsc ATSC time.
+ * @return The time value.
+ */
+extern time_t atsctime_to_unixtime(atsctime_t atsc);
+
+/**
+ * Convert from unix time_t to atsc time.
+ *
+ * @param t unix time_t.
+ * @return The atsc time value.
+ */
+extern atsctime_t unixtime_to_atsctime(time_t t);
+
+
+
+
+
+
+
+/******************************** PRIVATE CODE ********************************/
+static inline struct atsc_text_string*
+	atsc_text_strings_first(struct atsc_text *txt)
+{
+	if (txt->number_strings == 0)
+		return NULL;
+
+	return (struct atsc_text_string *)
+		((uint8_t*) txt + sizeof(struct atsc_text));
+}
+
+static inline struct atsc_text_string*
+	atsc_text_strings_next(struct atsc_text *txt, struct atsc_text_string *pos, int idx)
+{
+	int i;
+	uint8_t *buf;
+
+	if (idx >= txt->number_strings)
+		return NULL;
+
+	buf = ((uint8_t*) pos) + sizeof(struct atsc_text_string);
+	for(i=0; i < pos->number_segments; i++) {
+		struct atsc_text_string_segment *seg =
+			(struct atsc_text_string_segment *) buf;
+
+		buf += sizeof(struct atsc_text_string_segment);
+		buf += seg->number_bytes;
+	}
+
+	return (struct atsc_text_string *) buf;
+}
+
+static inline struct atsc_text_string_segment*
+	atsc_text_string_segments_first(struct atsc_text_string *str)
+{
+	if (str->number_segments == 0)
+		return NULL;
+
+	return (struct atsc_text_string_segment *)
+		((uint8_t*) str + sizeof(struct atsc_text_string));
+}
+
+static inline struct atsc_text_string_segment*
+	atsc_text_string_segments_next(struct atsc_text_string *str,
+				       struct atsc_text_string_segment *pos, int idx)
+{
+	if (idx >= str->number_segments)
+		return NULL;
+
+	return (struct atsc_text_string_segment *)
+		(((uint8_t*) pos) + sizeof(struct atsc_text_string_segment) + pos->number_bytes);
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif