committing 5924 with minor white space changes

and adding it to the Makefile for functions.


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@7921 65c4cc65-6c06-0410-ace0-fbb531ad65f3

funcs/Makefile

@@ -23,7 +23,8 @@ BUILTINS=func_md5.o \
          func_db.o \
          func_timeout.o \
          func_language.o \
-         func_moh.o
+         func_moh.o \
+	 func_base64.o
 
 AVAILABLE_FUNCS=$(filter-out $(BUILTINS),$(patsubst %.c,%.o,$(wildcard func*.c)))
 

funcs/func_base64.c

@@ -0,0 +1,85 @@
+/*
+ * Asterisk -- An open source telephony toolkit.
+ *
+ * Copyright (C) 2005, Digium, Inc.
+ * Copyright (C) 2005, Claude Patry
+ *
+ * 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 Use the base64 as functions
+ * 
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include "asterisk.h"
+
+/* ASTERISK_FILE_VERSION(__FILE__, "Revision: 7221 ") */
+
+#include "asterisk/channel.h"
+#include "asterisk/pbx.h"
+#include "asterisk/logger.h"
+#include "asterisk/utils.h"
+#include "asterisk/app.h"
+
+static char *builtin_function_base64_encode(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len) 
+{
+	int res = 0;
+
+	if (ast_strlen_zero(data) ) {
+		ast_log(LOG_WARNING, "Syntax: BASE64_ENCODE(<data>) - missing argument!\n");
+		return NULL;
+	}
+
+	ast_log(LOG_DEBUG, "data=%s\n",data);
+	res = ast_base64encode(buf, data, strlen(data), len);
+	ast_log(LOG_DEBUG, "res=%d\n", res);
+	return buf;
+}
+
+static char *builtin_function_base64_decode(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len) 
+{
+	if (ast_strlen_zero(data) ) {
+		ast_log(LOG_WARNING, "Syntax: BASE64_DECODE(<base_64 string>) - missing argument!\n");
+		return NULL;
+	}
+
+	ast_log(LOG_DEBUG, "data=%s\n", data);
+	ast_base64decode(buf, data, len);
+	return buf;
+}
+
+#ifndef BUILTIN_FUNC
+static
+#endif
+struct ast_custom_function base64_encode_function = {
+	.name = "BASE64_ENCODE",
+	.synopsis = "Encode a string in base64",
+	.desc = "Returns the base64 string\n",
+	.syntax = "BASE64_ENCODE(<string>)",
+	.read = builtin_function_base64_encode,
+};
+
+#ifndef BUILTIN_FUNC
+static
+#endif
+struct ast_custom_function base64_decode_function = {
+	.name = "BASE64_DECODE",
+	.synopsis = "Decode a base64 string",
+	.desc = "Returns the plain text string\n",
+	.syntax = "BASE64_DECODE(<base64_string>)",
+	.read = builtin_function_base64_decode,
+};