Mon Jul 14 17:25:18 2008

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_list_head(), ast_app_group_list_lock(), ast_app_group_list_unlock(), ast_app_group_split_group(), AST_LIST_NEXT, ast_log(), ast_strlen_zero(), ast_group_info::category, ast_group_info::chan, ast_group_info::group, 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 no group has been provided let's find one */
00049    if (ast_strlen_zero(group)) {
00050       struct ast_group_info *gi = NULL;
00051 
00052       ast_app_group_list_lock();
00053       for (gi = ast_app_group_list_head(); gi; gi = AST_LIST_NEXT(gi, list)) {
00054          if (gi->chan != chan)
00055             continue;
00056          if (ast_strlen_zero(category) || (!ast_strlen_zero(gi->category) && !strcasecmp(gi->category, category)))
00057             break;
00058       }
00059       if (gi) {
00060          ast_copy_string(group, gi->group, sizeof(group));
00061          if (!ast_strlen_zero(gi->category))
00062             ast_copy_string(category, gi->category, sizeof(category));
00063       }
00064       ast_app_group_list_unlock();
00065    }
00066 
00067    if ((count = ast_app_group_get_count(group, category)) == -1)
00068       ast_log(LOG_NOTICE, "No group could be found for channel '%s'\n", chan->name);
00069    else
00070       snprintf(buf, len, "%d", count);
00071 
00072    return 0;
00073 }

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

Definition at line 116 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.

00118 {
00119    struct ast_group_info *gi = NULL;
00120    
00121    ast_app_group_list_lock();
00122    
00123    for (gi = ast_app_group_list_head(); gi; gi = AST_LIST_NEXT(gi, list)) {
00124       if (gi->chan != chan)
00125          continue;
00126       if (ast_strlen_zero(data))
00127          break;
00128       if (!ast_strlen_zero(gi->category) && !strcasecmp(gi->category, data))
00129          break;
00130    }
00131    
00132    if (gi)
00133       ast_copy_string(buf, gi->group, len);
00134    
00135    ast_app_group_list_unlock();
00136    
00137    return 0;
00138 }

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

Definition at line 140 of file func_groupcount.c.

References ast_app_group_set_channel(), ast_log(), ast_strlen_zero(), ast_group_info::chan, and LOG_WARNING.

00142 {
00143    char grpcat[256];
00144 
00145    if (!ast_strlen_zero(data)) {
00146       snprintf(grpcat, sizeof(grpcat), "%s@%s", value, data);
00147    } else {
00148       ast_copy_string(grpcat, value, sizeof(grpcat));
00149    }
00150 
00151    if (ast_app_group_set_channel(chan, grpcat))
00152       ast_log(LOG_WARNING,
00153             "Setting a group requires an argument (group name)\n");
00154 
00155    return 0;
00156 }

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

Definition at line 167 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.

00169 {
00170    struct ast_group_info *gi = NULL;
00171    char tmp1[1024] = "";
00172    char tmp2[1024] = "";
00173 
00174    if (!chan)
00175       return -1;
00176 
00177    ast_app_group_list_lock();
00178 
00179    for (gi = ast_app_group_list_head(); gi; gi = AST_LIST_NEXT(gi, list)) {
00180       if (gi->chan != chan)
00181          continue;
00182       if (!ast_strlen_zero(tmp1)) {
00183          ast_copy_string(tmp2, tmp1, sizeof(tmp2));
00184          if (!ast_strlen_zero(gi->category))
00185             snprintf(tmp1, sizeof(tmp1), "%s %s@%s", tmp2, gi->group, gi->category);
00186          else
00187             snprintf(tmp1, sizeof(tmp1), "%s %s", tmp2, gi->group);
00188       } else {
00189          if (!ast_strlen_zero(gi->category))
00190             snprintf(tmp1, sizeof(tmp1), "%s@%s", gi->group, gi->category);
00191          else
00192             snprintf(tmp1, sizeof(tmp1), "%s", gi->group);
00193       }
00194    }
00195    
00196    ast_app_group_list_unlock();
00197 
00198    ast_copy_string(buf, tmp1, len);
00199 
00200    return 0;
00201 }

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

Definition at line 85 of file func_groupcount.c.

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

00088 {
00089    int count;
00090    char group[80] = "";
00091    char category[80] = "";
00092 
00093    ast_app_group_split_group(data, group, sizeof(group), category,
00094               sizeof(category));
00095 
00096    if (!ast_strlen_zero(group)) {
00097       count = ast_app_group_match_get_count(group, category);
00098       snprintf(buf, len, "%d", count);
00099    }
00100 
00101    return 0;
00102 }

static int load_module ( void   )  [static]

Definition at line 224 of file func_groupcount.c.

References ast_custom_function_register(), group_count_function, group_function, group_list_function, and group_match_count_function.

00225 {
00226    int res = 0;
00227 
00228    res |= ast_custom_function_register(&group_count_function);
00229    res |= ast_custom_function_register(&group_match_count_function);
00230    res |= ast_custom_function_register(&group_list_function);
00231    res |= ast_custom_function_register(&group_function);
00232 
00233    return res;
00234 }

static int unload_module ( void   )  [static]

Definition at line 212 of file func_groupcount.c.

References ast_custom_function_unregister(), group_count_function, group_function, group_list_function, and group_match_count_function.

00213 {
00214    int res = 0;
00215 
00216    res |= ast_custom_function_unregister(&group_count_function);
00217    res |= ast_custom_function_unregister(&group_match_count_function);
00218    res |= ast_custom_function_unregister(&group_list_function);
00219    res |= ast_custom_function_unregister(&group_function);
00220 
00221    return res;
00222 }


Variable Documentation

struct ast_custom_function group_count_function [static]

Definition at line 75 of file func_groupcount.c.

Referenced by load_module(), and unload_module().

struct ast_custom_function group_function [static]

Definition at line 158 of file func_groupcount.c.

Referenced by load_module(), and unload_module().

struct ast_custom_function group_list_function [static]

Definition at line 203 of file func_groupcount.c.

Referenced by load_module(), and unload_module().

struct ast_custom_function group_match_count_function [static]

Definition at line 104 of file func_groupcount.c.

Referenced by load_module(), and unload_module().


Generated on Mon Jul 14 17:25:18 2008 for Asterisk - the Open Source PBX by  doxygen 1.5.1