Dial group dialplan function. More...
#include "asterisk.h"
#include <sys/stat.h>
#include "asterisk/module.h"
#include "asterisk/channel.h"
#include "asterisk/pbx.h"
#include "asterisk/utils.h"
#include "asterisk/app.h"
#include "asterisk/astobj2.h"
#include "asterisk/astdb.h"
Go to the source code of this file.
Data Structures | |
struct | group |
struct | group_entry |
Functions | |
static void | __reg_module (void) |
static void | __unreg_module (void) |
static int | dialgroup_read (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len) |
static int | dialgroup_refreshdb (struct ast_channel *chan, const char *cdialgroup) |
static int | dialgroup_write (struct ast_channel *chan, const char *cmd, char *data, const char *cvalue) |
static int | entry_cmp_fn (void *obj1, void *name2, int flags) |
static int | entry_hash_fn (const void *obj, const int flags) |
static int | group_cmp_fn (void *obj1, void *name2, int flags) |
static void | group_destroy (void *vgroup) |
static int | group_hash_fn (const void *obj, const int flags) |
static int | load_module (void) |
static int | unload_module (void) |
Variables | |
static struct ast_module_info __MODULE_INFO_SECTION | __mod_info = { __MODULE_INFO_GLOBALS .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "Dialgroup dialplan function" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, } |
static struct ast_module_info * | ast_module_info = &__mod_info |
static struct ast_custom_function | dialgroup_function |
static struct ao2_container * | group_container = NULL |
Dial group dialplan function.
Definition in file func_dialgroup.c.
static void __reg_module | ( | void | ) | [static] |
Definition at line 309 of file func_dialgroup.c.
static void __unreg_module | ( | void | ) | [static] |
Definition at line 309 of file func_dialgroup.c.
static int dialgroup_read | ( | struct ast_channel * | chan, |
const char * | cmd, | ||
char * | data, | ||
char * | buf, | ||
size_t | len | ||
) | [static] |
Definition at line 125 of file func_dialgroup.c.
References ao2_find, ao2_iterator_destroy(), ao2_iterator_init(), ao2_iterator_next, ao2_ref, ast_copy_string(), ast_log(), ast_strlen_zero(), group::entries, LOG_WARNING, group_entry::name, and OBJ_POINTER.
Referenced by dialgroup_refreshdb().
{ struct ao2_iterator i; struct group *grhead = ao2_find(group_container, data, 0); struct group_entry *entry; size_t bufused = 0; int trunc_warning = 0; int res = 0; if (!grhead) { if (!ast_strlen_zero(cmd)) { ast_log(LOG_WARNING, "No such dialgroup '%s'\n", data); } return -1; } buf[0] = '\0'; i = ao2_iterator_init(grhead->entries, OBJ_POINTER); while ((entry = ao2_iterator_next(&i))) { int tmp = strlen(entry->name); /* Ensure that we copy only complete names, not partials */ if (len - bufused > tmp + 2) { if (bufused != 0) buf[bufused++] = '&'; ast_copy_string(buf + bufused, entry->name, len - bufused); bufused += tmp; } else if (trunc_warning++ == 0) { if (!ast_strlen_zero(cmd)) { ast_log(LOG_WARNING, "Dialgroup '%s' is too large. Truncating list.\n", data); } else { res = 1; ao2_ref(entry, -1); break; } } ao2_ref(entry, -1); } ao2_iterator_destroy(&i); return res; }
static int dialgroup_refreshdb | ( | struct ast_channel * | chan, |
const char * | cdialgroup | ||
) | [static] |
Definition at line 168 of file func_dialgroup.c.
References ast_db_del(), ast_db_put(), ast_free, ast_realloc, ast_strdupa, ast_strlen_zero(), buf, dialgroup_read(), and len().
Referenced by dialgroup_write().
{ int len = 500, res = 0; char *buf = NULL; char *dialgroup = ast_strdupa(cdialgroup); do { len *= 2; buf = ast_realloc(buf, len); if ((res = dialgroup_read(chan, "", dialgroup, buf, len)) < 0) { ast_free(buf); return -1; } } while (res == 1); if (ast_strlen_zero(buf)) { ast_db_del("dialgroup", cdialgroup); } else { ast_db_put("dialgroup", cdialgroup, buf); } ast_free(buf); return 0; }
static int dialgroup_write | ( | struct ast_channel * | chan, |
const char * | cmd, | ||
char * | data, | ||
const char * | cvalue | ||
) | [static] |
Definition at line 193 of file func_dialgroup.c.
References ao2_alloc, ao2_container_alloc, ao2_find, ao2_link, ao2_ref, ao2_unlink, AST_APP_ARG, ast_copy_string(), AST_DECLARE_APP_ARGS, ast_log(), AST_NONSTANDARD_APP_ARGS, AST_STANDARD_APP_ARGS, ast_strdupa, ast_strlen_zero(), dialgroup_refreshdb(), group::entries, entry_cmp_fn(), entry_hash_fn(), group_destroy(), LOG_ERROR, LOG_WARNING, group_entry::name, group::name, and OBJ_UNLINK.
Referenced by load_module().
{ struct group *grhead; struct group_entry *entry; int j, needrefresh = 1; AST_DECLARE_APP_ARGS(args, AST_APP_ARG(group); AST_APP_ARG(op); ); AST_DECLARE_APP_ARGS(inter, AST_APP_ARG(faces)[100]; ); char *value = ast_strdupa(cvalue); AST_STANDARD_APP_ARGS(args, data); AST_NONSTANDARD_APP_ARGS(inter, value, '&'); if (!(grhead = ao2_find(group_container, args.group, 0))) { /* Create group */ grhead = ao2_alloc(sizeof(*grhead), group_destroy); if (!grhead) return -1; grhead->entries = ao2_container_alloc(37, entry_hash_fn, entry_cmp_fn); if (!grhead->entries) { ao2_ref(grhead, -1); return -1; } ast_copy_string(grhead->name, args.group, sizeof(grhead->name)); ao2_link(group_container, grhead); } if (ast_strlen_zero(args.op)) { /* Wholesale replacement of the group */ args.op = "add"; /* Remove all existing */ ao2_ref(grhead->entries, -1); if (!(grhead->entries = ao2_container_alloc(37, entry_hash_fn, entry_cmp_fn))) { ao2_unlink(group_container, grhead); ao2_ref(grhead, -1); return -1; } } if (strcasecmp(args.op, "add") == 0) { for (j = 0; j < inter.argc; j++) { /* Eliminate duplicates */ if ((entry = ao2_find(grhead->entries, inter.faces[j], 0))) { ao2_ref(entry, -1); continue; } if ((entry = ao2_alloc(sizeof(*entry), NULL))) { ast_copy_string(entry->name, inter.faces[j], sizeof(entry->name)); ao2_link(grhead->entries, entry); ao2_ref(entry, -1); } else { ast_log(LOG_WARNING, "Unable to add '%s' to dialgroup '%s'\n", inter.faces[j], grhead->name); } } } else if (strncasecmp(args.op, "del", 3) == 0) { for (j = 0; j < inter.argc; j++) { if ((entry = ao2_find(grhead->entries, inter.faces[j], OBJ_UNLINK))) { ao2_ref(entry, -1); } else { ast_log(LOG_WARNING, "Interface '%s' not found in dialgroup '%s'\n", inter.faces[j], grhead->name); } } } else { ast_log(LOG_ERROR, "Unrecognized operation: %s\n", args.op); needrefresh = 0; } ao2_ref(grhead, -1); if (needrefresh) { dialgroup_refreshdb(chan, args.group); } return 0; }
static int entry_cmp_fn | ( | void * | obj1, |
void * | name2, | ||
int | flags | ||
) | [static] |
Definition at line 115 of file func_dialgroup.c.
References CMP_MATCH, CMP_STOP, group_entry::name, name, and OBJ_POINTER.
Referenced by dialgroup_write().
{ struct group_entry *e1 = obj1, *e2 = name2; char *name = name2; if (flags & OBJ_POINTER) return strcmp(e1->name, e2->name) ? 0 : CMP_MATCH | CMP_STOP; else return strcmp(e1->name, name) ? 0 : CMP_MATCH | CMP_STOP; }
static int entry_hash_fn | ( | const void * | obj, |
const int | flags | ||
) | [static] |
Definition at line 109 of file func_dialgroup.c.
References ast_str_hash(), and group_entry::name.
Referenced by dialgroup_write().
{ const struct group_entry *e = obj; return ast_str_hash(e->name); }
static int group_cmp_fn | ( | void * | obj1, |
void * | name2, | ||
int | flags | ||
) | [static] |
Definition at line 99 of file func_dialgroup.c.
References CMP_MATCH, CMP_STOP, group::name, name, and OBJ_POINTER.
Referenced by load_module().
static void group_destroy | ( | void * | vgroup | ) | [static] |
Definition at line 87 of file func_dialgroup.c.
References ao2_ref, and group::entries.
Referenced by dialgroup_write().
static int group_hash_fn | ( | const void * | obj, |
const int | flags | ||
) | [static] |
Definition at line 93 of file func_dialgroup.c.
References ast_str_hash(), and group::name.
Referenced by load_module().
{ const struct group *g = obj; return ast_str_hash(g->name); }
static int load_module | ( | void | ) | [static] |
Definition at line 286 of file func_dialgroup.c.
References ao2_container_alloc, ast_copy_string(), ast_custom_function_register, ast_db_freetree(), ast_db_gettree(), AST_MAX_EXTENSION, AST_MODULE_LOAD_DECLINE, ast_db_entry::data, dialgroup_write(), group_cmp_fn(), group_hash_fn(), ast_db_entry::key, and ast_db_entry::next.
{ struct ast_db_entry *dbtree, *tmp; char groupname[AST_MAX_EXTENSION], *ptr; if ((group_container = ao2_container_alloc(37, group_hash_fn, group_cmp_fn))) { /* Refresh groups from astdb */ if ((dbtree = ast_db_gettree("dialgroup", NULL))) { for (tmp = dbtree; tmp; tmp = tmp->next) { ast_copy_string(groupname, tmp->key, sizeof(groupname)); if ((ptr = strrchr(groupname, '/'))) { ptr++; dialgroup_write(NULL, "", ptr, tmp->data); } } ast_db_freetree(dbtree); } return ast_custom_function_register(&dialgroup_function); } else { return AST_MODULE_LOAD_DECLINE; } }
static int unload_module | ( | void | ) | [static] |
Definition at line 279 of file func_dialgroup.c.
References ao2_ref, and ast_custom_function_unregister().
{ int res = ast_custom_function_unregister(&dialgroup_function); ao2_ref(group_container, -1); return res; }
struct ast_module_info __MODULE_INFO_SECTION __mod_info = { __MODULE_INFO_GLOBALS .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "Dialgroup dialplan function" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, } [static] |
Definition at line 309 of file func_dialgroup.c.
struct ast_module_info* ast_module_info = &__mod_info [static] |
Definition at line 309 of file func_dialgroup.c.
struct ast_custom_function dialgroup_function [static] |
{ .name = "DIALGROUP", .read = dialgroup_read, .write = dialgroup_write, }
Definition at line 273 of file func_dialgroup.c.
struct ao2_container* group_container = NULL [static] |
Definition at line 76 of file func_dialgroup.c.