1 files changed, 84 insertions, 0 deletions
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
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+/*
+ * 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