Fri Sep 25 19:28:36 2009

Asterisk developer's documentation


func_groupcount.c File Reference

Channel group related dialplan functions. More...

#include "asterisk.h"
#include <stdlib.h>
#include <stdio.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"

Include dependency graph for func_groupcount.c:

Go to the source code of this file.

Functions

 AST_MODULE_INFO_STANDARD (ASTERISK_GPL_KEY,"Channel group dialplan functions")
static int group_count_function_read (struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
static int group_function_read (struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
static int group_function_write (struct ast_channel *chan, char *cmd, char *data, const char *value)
static int group_list_function_read (struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
static int group_match_count_function_read (struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
static int load_module (void)
static int unload_module (void)

Variables

static struct ast_custom_function group_count_function
static struct ast_custom_function group_function
static struct ast_custom_function group_list_function
static struct ast_custom_function group_match_count_function


Detailed Description

Channel group related dialplan functions.

Definition in file func_groupcount.c.


Function Documentation

AST_MODULE_INFO_STANDARD ( ASTERISK_GPL_KEY  ,
"Channel group dialplan functions"   
)

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

Definition at line 39 of file func_groupcount.c.

References ast_app_group_get_count(), ast_app_group_split_group(), ast_log(), group, and LOG_NOTICE.

00041 {
00042    int count = -1;
00043    char group[80] = "", category[80] = "";
00044 
00045    ast_app_group_split_group(data, group, sizeof(group), category,
00046               sizeof(category));
00047 
00048    if ((count = ast_app_group_get_count(group, category)) == -1)
00049       ast_log(LOG_NOTICE, "No group could be found for channel '%s'\n", chan->name);
00050    else
00051       snprintf(buf, len, "%d", count);
00052 
00053    return 0;
00054 }

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

Definition at line 97 of file func_groupcount.c.

References ast_app_group_list_head(), ast_app_group_list_lock(), ast_app_group_list_unlock(), AST_LIST_NEXT, ast_strlen_zero(), ast_group_info::category, ast_group_info::chan, and ast_group_info::group.

00099 {
00100    struct ast_group_info *gi = NULL;
00101    
00102    ast_app_group_list_lock();
00103    
00104    for (gi = ast_app_group_list_head(); gi; gi = AST_LIST_NEXT(gi, list)) {
00105       if (gi->chan != chan)
00106          continue;
00107       if (ast_strlen_zero(data))
00108          break;
00109       if (!ast_strlen_zero(gi->category) && !strcasecmp(gi->category, data))
00110          break;
00111    }
00112    
00113    if (gi)
00114       ast_copy_string(buf, gi->group, len);
00115    
00116    ast_app_group_list_unlock();
00117    
00118    return 0;
00119 }

static int group_function_write ( struct ast_channel chan,
char *  cmd,
char *  data,
const char *  value 
) [static]

Definition at line 121 of file func_groupcount.c.

References ast_app_group_set_channel(), ast_log(), ast_strlen_zero(), and LOG_WARNING.

00123 {
00124    char grpcat[256];
00125 
00126    if (!ast_strlen_zero(data)) {
00127       snprintf(grpcat, sizeof(grpcat), "%s@%s", value, data);
00128    } else {
00129       ast_copy_string(grpcat, value, sizeof(grpcat));
00130    }
00131 
00132    if (ast_app_group_set_channel(chan, grpcat))
00133       ast_log(LOG_WARNING,
00134             "Setting a group requires an argument (group name)\n");
00135 
00136    return 0;
00137 }

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

Definition at line 148 of file func_groupcount.c.

References ast_app_group_list_head(), ast_app_group_list_lock(), ast_app_group_list_unlock(), AST_LIST_NEXT, ast_strlen_zero(), ast_group_info::category, ast_group_info::chan, and ast_group_info::group.

00150 {
00151    struct ast_group_info *gi = NULL;
00152    char tmp1[1024] = "";
00153    char tmp2[1024] = "";
00154 
00155    if (!chan)
00156       return -1;
00157 
00158    ast_app_group_list_lock();
00159 
00160    for (gi = ast_app_group_list_head(); gi; gi = AST_LIST_NEXT(gi, list)) {
00161       if (gi->chan != chan)
00162          continue;
00163       if (!ast_strlen_zero(tmp1)) {
00164          ast_copy_string(tmp2, tmp1, sizeof(tmp2));
00165          if (!ast_strlen_zero(gi->category))
00166             snprintf(tmp1, sizeof(tmp1), "%s %s@%s", tmp2, gi->group, gi->category);
00167          else
00168             snprintf(tmp1, sizeof(tmp1), "%s %s", tmp2, gi->group);
00169       } else {
00170          if (!ast_strlen_zero(gi->category))
00171             snprintf(tmp1, sizeof(tmp1), "%s@%s", gi->group, gi->category);
00172          else
00173             snprintf(tmp1, sizeof(tmp1), "%s", gi->group);
00174       }
00175    }
00176    
00177    ast_app_group_list_unlock();
00178 
00179    ast_copy_string(buf, tmp1, len);
00180 
00181    return 0;
00182 }

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

Definition at line 66 of file func_groupcount.c.

References ast_app_group_match_get_count(), ast_app_group_split_group(), ast_strlen_zero(), and group.

00069 {
00070    int count;
00071    char group[80] = "";
00072    char category[80] = "";
00073 
00074    ast_app_group_split_group(data, group, sizeof(group), category,
00075               sizeof(category));
00076 
00077    if (!ast_strlen_zero(group)) {
00078       count = ast_app_group_match_get_count(group, category);
00079       snprintf(buf, len, "%d", count);
00080    }
00081 
00082    return 0;
00083 }

static int load_module ( void   )  [static]

Definition at line 205 of file func_groupcount.c.

References ast_custom_function_register().

00206 {
00207    int res = 0;
00208 
00209    res |= ast_custom_function_register(&group_count_function);
00210    res |= ast_custom_function_register(&group_match_count_function);
00211    res |= ast_custom_function_register(&group_list_function);
00212    res |= ast_custom_function_register(&group_function);
00213 
00214    return res;
00215 }

static int unload_module ( void   )  [static]

Definition at line 193 of file func_groupcount.c.

References ast_custom_function_unregister().

00194 {
00195    int res = 0;
00196 
00197    res |= ast_custom_function_unregister(&group_count_function);
00198    res |= ast_custom_function_unregister(&group_match_count_function);
00199    res |= ast_custom_function_unregister(&group_list_function);
00200    res |= ast_custom_function_unregister(&group_function);
00201 
00202    return res;
00203 }


Variable Documentation

Definition at line 56 of file func_groupcount.c.

Definition at line 139 of file func_groupcount.c.

Definition at line 184 of file func_groupcount.c.

Definition at line 85 of file func_groupcount.c.


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