[asterisk-commits] russell: branch russell/func_config r107784 - /team/russell/func_config/funcs/

[SVN commits to the Asterisk project]

Author: russell
Date: Tue Mar 11 16:46:24 2008
New Revision: 107784

URL: http://svn.digium.com/view/asterisk?view=rev&rev=107784
Log:
add function skeleton

Added:
    team/russell/func_config/funcs/func_config.c   (with props)

Added: team/russell/func_config/funcs/func_config.c
URL: http://svn.digium.com/view/asterisk/team/russell/func_config/funcs/func_config.c?view=auto&rev=107784
==============================================================================
--- team/russell/func_config/funcs/func_config.c (added)
+++ team/russell/func_config/funcs/func_config.c Tue Mar 11 16:46:24 2008
@@ -1,0 +1,86 @@
+/*
+ * Asterisk -- An open source telephony toolkit.
+ *
+ * Copyright (C) 2008, Digium, Inc.
+ *
+ * Russell Bryant <russell at digium.com>
+ *
+ * See http://www.asterisk.org for more information about
+ * the Asterisk project. Please do not directly contact
+ * any of the maintainers of this project for assistance;
+ * the project provides a web site, mailing lists and IRC
+ * channels for your use.
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License Version 2. See the LICENSE file
+ * at the top of the source tree.
+ */
+
+/*! \file
+ *
+ * \brief A function to retrieve variables from an Asterisk configuration file
+ *
+ * \author Russell Bryant <russell at digium.com>
+ * 
+ * \ingroup functions
+ */
+
+#include "asterisk.h"
+
+ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
+
+#include "asterisk/module.h"
+#include "asterisk/channel.h"
+#include "asterisk/pbx.h"
+#include "asterisk/app.h"
+
+static int config_function_read(struct ast_channel *chan, const char *cmd, char *data, 
+	char *buf, size_t len) 
+{
+	char *parse;
+	AST_DECLARE_APP_ARGS(args,
+		AST_APP_ARG(file);
+		AST_APP_ARG(category);
+		AST_APP_ARG(variable);
+		AST_APP_ARG(index);
+	);
+
+	if (ast_strlen_zero(data)) {
+		ast_log(LOG_ERROR, "AST_CONFIG() requires an argument\n");
+		return -1;
+	}
+
+	parse = ast_strdupa(data);
+	AST_STANDARD_APP_ARGS(args, parse);
+
+	/* XXX */
+
+	return 0;
+}
+
+static struct ast_custom_function config_function = {
+	.name = "AST_CONFIG",
+	.syntax = "AST_CONFIG(config_file,category,variable_name[,index])",
+	.synopsis = "Retrieve a variable from a configuration file",
+	.desc = 
+	"   This function reads a variable from an Asterisk configuration file.\n"
+	"The optional index parameter would be used in the case that a variable\n"
+	"exists more than once in a category.  The index is zero-based, so an\n"
+	"index of 0 returns the first instance of the variable.  Also, if the\n"
+	"word \"count\" in the index field, the number of instances of that\n"
+	"variable will be returned.\n"
+	"",
+	.read = config_function_read,
+};
+
+static int unload_module(void)
+{
+	return ast_custom_function_unregister(&config_function);
+}
+
+static int load_module(void)
+{
+	return ast_custom_function_register(&config_function);
+}
+
+AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Asterisk configuration file variable access");

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