Asterisk - The Open Source Telephony Project GIT-master-0bf3178
Functions | Variables
func_blacklist.c File Reference

Function to lookup the callerid number, and see if it is blacklisted. More...

#include "asterisk.h"
#include "asterisk/pbx.h"
#include "asterisk/module.h"
#include "asterisk/channel.h"
#include "asterisk/astdb.h"
Include dependency graph for func_blacklist.c:

Go to the source code of this file.

Functions

static void __reg_module (void)
 
static void __unreg_module (void)
 
struct ast_moduleAST_MODULE_SELF_SYM (void)
 
static int blacklist_read (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
 
static int blacklist_read2 (struct ast_channel *chan, const char *cmd, char *data, struct ast_str **str, ssize_t len)
 
static int load_module (void)
 
static int unload_module (void)
 

Variables

static struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "Look up Caller*ID name/number from blacklist database" , .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 = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, .load_pri = AST_MODPRI_DEFAULT, .support_level = AST_MODULE_SUPPORT_CORE, }
 
static const struct ast_module_infoast_module_info = &__mod_info
 
static struct ast_custom_function blacklist_function
 

Detailed Description

Function to lookup the callerid number, and see if it is blacklisted.

Author
Mark Spencer marks.nosp@m.ter@.nosp@m.digiu.nosp@m.m.co.nosp@m.m

Definition in file func_blacklist.c.

Function Documentation

◆ __reg_module()

static void __reg_module ( void  )
static

Definition at line 112 of file func_blacklist.c.

◆ __unreg_module()

static void __unreg_module ( void  )
static

Definition at line 112 of file func_blacklist.c.

◆ AST_MODULE_SELF_SYM()

struct ast_module * AST_MODULE_SELF_SYM ( void  )

Definition at line 112 of file func_blacklist.c.

◆ blacklist_read()

static int blacklist_read ( struct ast_channel chan,
const char *  cmd,
char *  data,
char *  buf,
size_t  len 
)
static

Definition at line 57 of file func_blacklist.c.

58{
59 char blacklist[1];
60 int bl = 0;
61
62 if (!chan) {
63 ast_log(LOG_WARNING, "No channel was provided to %s function.\n", cmd);
64 return -1;
65 }
66
67 if (ast_channel_caller(chan)->id.number.valid && ast_channel_caller(chan)->id.number.str) {
68 if (!ast_db_get("blacklist", ast_channel_caller(chan)->id.number.str, blacklist, sizeof (blacklist)))
69 bl = 1;
70 }
71 if (ast_channel_caller(chan)->id.name.valid && ast_channel_caller(chan)->id.name.str) {
72 if (!ast_db_get("blacklist", ast_channel_caller(chan)->id.name.str, blacklist, sizeof (blacklist)))
73 bl = 1;
74 }
75
76 snprintf(buf, len, "%d", bl);
77 return 0;
78}
int ast_db_get(const char *family, const char *key, char *value, int valuelen)
Get key value specified by family/key.
Definition: main/db.c:427
#define ast_log
Definition: astobj2.c:42
struct ast_party_caller * ast_channel_caller(struct ast_channel *chan)
char buf[BUFSIZE]
Definition: eagi_proxy.c:66
static const char name[]
Definition: format_mp3.c:68
static int len(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t buflen)
#define LOG_WARNING
Number structure.
Definition: app_followme.c:154

References ast_channel_caller(), ast_db_get(), ast_log, buf, len(), LOG_WARNING, and name.

Referenced by blacklist_read2().

◆ blacklist_read2()

static int blacklist_read2 ( struct ast_channel chan,
const char *  cmd,
char *  data,
struct ast_str **  str,
ssize_t  len 
)
static

Definition at line 80 of file func_blacklist.c.

81{
82 /* 2 bytes is a single integer, plus terminating null */
83 if (ast_str_size(*str) - ast_str_strlen(*str) < 2) {
84 if (len > ast_str_size(*str) || len == 0) {
86 }
87 }
88 if (ast_str_size(*str) - ast_str_strlen(*str) >= 2) {
89 int res = blacklist_read(chan, cmd, data, ast_str_buffer(*str) + ast_str_strlen(*str), 2);
91 return res;
92 }
93 return -1;
94}
const char * str
Definition: app_jack.c:147
static int blacklist_read(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
char * ast_str_buffer(const struct ast_str *buf)
Returns the string buffer within the ast_str buf.
Definition: strings.h:761
#define ast_str_make_space(buf, new_len)
Definition: strings.h:828
void ast_str_update(struct ast_str *buf)
Update the length of the buffer, after using ast_str merely as a buffer.
Definition: strings.h:703
size_t ast_str_strlen(const struct ast_str *buf)
Returns the current length of the string stored within buf.
Definition: strings.h:730
size_t ast_str_size(const struct ast_str *buf)
Returns the current maximum length (without reallocation) of the current buffer.
Definition: strings.h:742

References ast_str_buffer(), ast_str_make_space, ast_str_size(), ast_str_strlen(), ast_str_update(), blacklist_read(), len(), and str.

◆ load_module()

static int load_module ( void  )
static

Definition at line 107 of file func_blacklist.c.

108{
110}
static struct ast_custom_function blacklist_function
#define ast_custom_function_register(acf)
Register a custom function.
Definition: pbx.h:1558

References ast_custom_function_register, and blacklist_function.

◆ unload_module()

static int unload_module ( void  )
static

Definition at line 102 of file func_blacklist.c.

103{
105}
int ast_custom_function_unregister(struct ast_custom_function *acf)
Unregister a custom function.

References ast_custom_function_unregister(), and blacklist_function.

Variable Documentation

◆ __mod_info

struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "Look up Caller*ID name/number from blacklist database" , .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 = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, .load_pri = AST_MODPRI_DEFAULT, .support_level = AST_MODULE_SUPPORT_CORE, }
static

Definition at line 112 of file func_blacklist.c.

◆ ast_module_info

const struct ast_module_info* ast_module_info = &__mod_info
static

Definition at line 112 of file func_blacklist.c.

◆ blacklist_function

struct ast_custom_function blacklist_function
static
Initial value:
= {
.name = "BLACKLIST",
.read = blacklist_read,
.read2 = blacklist_read2,
}
static int blacklist_read2(struct ast_channel *chan, const char *cmd, char *data, struct ast_str **str, ssize_t len)

Definition at line 96 of file func_blacklist.c.

Referenced by load_module(), and unload_module().