diff options
| author | tilghman <tilghman@f38db490-d61c-443f-a65b-d21fe96a405b> | 2006-02-03 22:37:29 +0000 |
|---|---|---|
| committer | tilghman <tilghman@f38db490-d61c-443f-a65b-d21fe96a405b> | 2006-02-03 22:37:29 +0000 |
| commit | d36e97804dbe692d04add6f5cda2b02130a7b0c5 (patch) | |
| tree | 7ee7bba9af76d6bbba703f9f46349e75ac245ab6 /funcs/func_sha1.c | |
| parent | 1168220a4d32b532beeb4ac16ca896f65322a822 (diff) | |
Bug 6322 - Implementation of SHA1 in Asterisk (plus dialplan function to use it)
git-svn-id: http://svn.digium.com/svn/asterisk/trunk@9138 f38db490-d61c-443f-a65b-d21fe96a405b
Diffstat (limited to 'funcs/func_sha1.c')
| -rw-r--r-- | funcs/func_sha1.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/funcs/func_sha1.c b/funcs/func_sha1.c new file mode 100644 index 000000000..020b842ee --- /dev/null +++ b/funcs/func_sha1.c @@ -0,0 +1,68 @@ +/*
+ * Asterisk -- An open source telephony toolkit.
+ *
+ * Copyright (C) 2006, Digium, Inc.
+ * Copyright (C) 2006, 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 SHA1 digest related dialplan functions
+ *
+ * \author Claude Patry <cpatry@gmail.com>
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include "asterisk.h"
+
+/* ASTERISK_FILE_VERSION(__FILE__, "$Revision: 8403 $") */
+
+#include "asterisk/channel.h"
+#include "asterisk/pbx.h"
+#include "asterisk/logger.h"
+#include "asterisk/utils.h"
+#include "asterisk/app.h"
+
+static char *builtin_function_sha1(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
+{
+ if (ast_strlen_zero(data)) {
+ ast_log(LOG_WARNING, "Syntax: SHA1(<data>) - missing argument!\n");
+ return NULL;
+ }
+
+ if (len >= 41)
+ ast_sha1_hash(buf, data);
+ else {
+ ast_log(LOG_ERROR, "Insufficient space to produce SHA1 hash result (%d < 41)\n", len);
+ *buf = '\0';
+ }
+ return buf;
+}
+
+
+#ifndef BUILTIN_FUNC
+static
+#endif
+struct ast_custom_function sha1_function = {
+ .name = "SHA1",
+ .synopsis = "Computes a SHA1 digest",
+ .syntax = "SHA1(<data>)",
+ .read = builtin_function_sha1,
+ .desc = "Generate a SHA1 digest via the SHA1 algorythm.\n"
+ " Example: Set(sha1hash=${SHA1(junky)})\n"
+ " Sets the asterisk variable sha1hash to the string '60fa5675b9303eb62f99a9cd47f9f5837d18f9a0'\n"
+ " which is known as his hash\n",
+};
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