Imported Upstream version 1.1.1+rev1207upstream/1.1.1+rev1207

1 files changed, 136 insertions, 0 deletions

diff --git a/lib/libdvbcfg/dvbcfg_common.c b/lib/libdvbcfg/dvbcfg_common.c
new file mode 100644
index 0000000..1609e51
--- /dev/null
+++ b/lib/libdvbcfg/dvbcfg_common.c
@@ -0,0 +1,136 @@
+/*
+ * dvbcfg - support for linuxtv configuration files
+ * common functions
+ *
+ * Copyright (C) 2006 Christoph Pfister <christophpfister@gmail.com>
+ * 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 <stdio.h>
+#include <string.h>
+#include <ctype.h>
+#include "dvbcfg_common.h"
+
+int dvbcfg_parse_int(char **text, char *tokens)
+{
+	char *start = *text;
+	char *stop = *text;
+	int value;
+
+	while (*stop != '\0') {
+		if (strchr(tokens, *stop) != NULL) {
+			*stop = '\0';
+			stop++;
+			break;
+		}
+		stop++;
+	}
+
+	if (sscanf(start, "%i", &value) == 1) {
+		*text = stop;
+		return value;
+	}
+
+	*text = NULL;
+	return -1;
+}
+
+int dvbcfg_parse_char(char **text, char *tokens)
+{
+	char *start = *text;
+	char *stop = *text;
+	char value;
+
+	while (*stop != '\0') {
+		if (strchr(tokens, *stop) != NULL) {
+			*stop = '\0';
+			stop++;
+			break;
+		}
+		stop++;
+	}
+
+	if (sscanf(start, "%c", &value) == 1) {
+		*text = stop;
+		return value;
+	}
+
+	*text = NULL;
+	return -1;
+}
+
+int dvbcfg_parse_setting(char **text, char *tokens, const struct dvbcfg_setting *settings)
+{
+	char *start = *text;
+	char *stop = *text;
+
+	while (*stop != '\0') {
+		if (strchr(tokens, *stop) != NULL) {
+			*stop = '\0';
+			stop++;
+			break;
+		}
+		stop++;
+	}
+
+	while (settings->name) {
+		if (strcmp(start, settings->name) == 0) {
+			*text = stop;
+			return settings->value;
+		}
+		settings++;
+	}
+
+	*text = NULL;
+	return -1;
+}
+
+void dvbcfg_parse_string(char **text, char *tokens, char *dest, unsigned long size)
+{
+	char *start = *text;
+	char *stop = *text;
+	unsigned long length;
+
+	while ((*stop != '\0') && (strchr(tokens, *stop) == NULL))
+		stop++;
+
+	length = (stop - start) + 1;
+
+	if (length <= size) {
+		if (strchr(tokens, *stop) != NULL) {
+			*stop = '\0';
+			*text = stop + 1;
+		} else
+			*text = stop;
+			memcpy(dest, start, length);
+			return;
+	}
+
+	*text = NULL;
+	return;
+}
+
+const char *dvbcfg_lookup_setting(unsigned int setting, const struct dvbcfg_setting *settings)
+{
+	while (settings->name) {
+		if (setting == settings->value)
+			return settings->name;
+		settings++;
+	}
+
+	return NULL;
+}