Sat Aug 6 00:39:57 2011

Asterisk developer's documentation


func_sha1.c File Reference

SHA1 digest related dialplan functions. More...

#include "asterisk.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include "asterisk/module.h"
#include "asterisk/channel.h"
#include "asterisk/pbx.h"
#include "asterisk/logger.h"
#include "asterisk/utils.h"
#include "asterisk/app.h"

Go to the source code of this file.

Functions

static void __reg_module (void)
static void __unreg_module (void)
static int load_module (void)
static int sha1 (struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
static int unload_module (void)

Variables

static struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT | AST_MODFLAG_BUILDSUM, .description = "SHA-1 computation dialplan function" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = "361d7bb937402d51e4658efb5b4d76e4" , .load = load_module, .unload = unload_module, }
static const struct ast_module_infoast_module_info = &__mod_info
static struct ast_custom_function sha1_function


Detailed Description

SHA1 digest related dialplan functions.

Author:
Claude Patry <cpatry@gmail.com>

Definition in file func_sha1.c.


Function Documentation

static void __reg_module ( void   )  [static]

Definition at line 83 of file func_sha1.c.

static void __unreg_module ( void   )  [static]

Definition at line 83 of file func_sha1.c.

static int load_module ( void   )  [static]

Definition at line 78 of file func_sha1.c.

References ast_custom_function_register(), and sha1_function.

00079 {
00080    return ast_custom_function_register(&sha1_function);
00081 }

static int sha1 ( struct ast_channel chan,
char *  cmd,
char *  data,
char *  buf,
size_t  len 
) [static]

Definition at line 41 of file func_sha1.c.

References ast_log(), ast_sha1_hash(), ast_strlen_zero(), LOG_ERROR, and LOG_WARNING.

00043 {
00044    *buf = '\0';
00045 
00046    if (ast_strlen_zero(data)) {
00047       ast_log(LOG_WARNING, "Syntax: SHA1(<data>) - missing argument!\n");
00048       return -1;
00049    }
00050 
00051    if (len >= 41)
00052       ast_sha1_hash(buf, data);
00053    else {
00054       ast_log(LOG_ERROR,
00055             "Insufficient space to produce SHA1 hash result (%d < 41)\n",
00056             (int) len);
00057    }
00058 
00059    return 0;
00060 }

static int unload_module ( void   )  [static]

Definition at line 73 of file func_sha1.c.

References ast_custom_function_unregister(), and sha1_function.

00074 {
00075    return ast_custom_function_unregister(&sha1_function);
00076 }


Variable Documentation

struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT | AST_MODFLAG_BUILDSUM, .description = "SHA-1 computation dialplan function" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = "361d7bb937402d51e4658efb5b4d76e4" , .load = load_module, .unload = unload_module, } [static]

Definition at line 83 of file func_sha1.c.

const struct ast_module_info* ast_module_info = &__mod_info [static]

Definition at line 83 of file func_sha1.c.

struct ast_custom_function sha1_function [static]

Definition at line 62 of file func_sha1.c.

Referenced by load_module(), and unload_module().


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