res_musiconhold.c File Reference
Routines implementing music on hold. More...
#include "asterisk.h"#include <ctype.h>#include <signal.h>#include <sys/time.h>#include <sys/signal.h>#include <netinet/in.h>#include <sys/stat.h>#include <dirent.h>#include <sys/ioctl.h>#include "asterisk/lock.h"#include "asterisk/file.h"#include "asterisk/channel.h"#include "asterisk/pbx.h"#include "asterisk/app.h"#include "asterisk/module.h"#include "asterisk/translate.h"#include "asterisk/say.h"#include "asterisk/musiconhold.h"#include "asterisk/config.h"#include "asterisk/utils.h"#include "asterisk/cli.h"#include "asterisk/stringfields.h"#include "asterisk/linkedlists.h"#include "asterisk/manager.h"#include "asterisk/paths.h"#include "asterisk/astobj2.h"
Go to the source code of this file.
Data Structures | |
| struct | moh_files_state |
| struct | mohclass |
| struct | mohdata |
Defines | |
| #define | DONT_UNREF 0 |
| #define | get_mohbyname(a, b, c) _get_mohbyname(a,b,c,__FILE__,__LINE__,__PRETTY_FUNCTION__) |
| #define | HANDLE_REF 1 |
| #define | INITIAL_NUM_FILES 8 |
| #define | LOCAL_MPG_123 "/usr/local/bin/mpg123" |
| #define | MAX_MP3S 256 |
| #define | MOH_CACHERTCLASSES (1 << 5) |
| #define | moh_class_malloc() _moh_class_malloc(__FILE__,__LINE__,__PRETTY_FUNCTION__) |
| #define | MOH_CUSTOM (1 << 2) |
| #define | MOH_MS_INTERVAL 100 |
| #define | MOH_NOTDELETED (1 << 30) |
| #define | MOH_QUIET (1 << 0) |
| #define | MOH_RANDOMIZE (1 << 3) |
| #define | moh_register(a, b, c) _moh_register(a,b,c,__FILE__,__LINE__,__PRETTY_FUNCTION__) |
| #define | MOH_SINGLE (1 << 1) |
| #define | MOH_SORTALPHA (1 << 4) |
| #define | mohclass_ref(class, string) (ao2_t_ref((class), +1, (string)), class) |
| #define | mohclass_unref(class, string) (ao2_t_ref((class), -1, (string)), (struct mohclass *) NULL) |
| #define | MPG_123 "/usr/bin/mpg123" |
Functions | |
| static void | __reg_module (void) |
| static void | __unreg_module (void) |
| static struct mohclass * | _get_mohbyname (const char *name, int warn, int flags, const char *file, int lineno, const char *funcname) |
| static struct mohclass * | _moh_class_malloc (const char *file, int line, const char *funcname) |
| static int | _moh_register (struct mohclass *moh, int reload, int unref, const char *file, int line, const char *funcname) |
| static void | ast_moh_destroy (void) |
| static int | ast_moh_files_next (struct ast_channel *chan) |
| static struct mohclass * | get_mohbydigit (char digit) |
| static char * | handle_cli_moh_reload (struct ast_cli_entry *e, int cmd, struct ast_cli_args *a) |
| static char * | handle_cli_moh_show_classes (struct ast_cli_entry *e, int cmd, struct ast_cli_args *a) |
| static char * | handle_cli_moh_show_files (struct ast_cli_entry *e, int cmd, struct ast_cli_args *a) |
| static int | init_app_class (struct mohclass *class) |
| static int | init_files_class (struct mohclass *class) |
| static int | load_module (void) |
| static int | load_moh_classes (int reload) |
| static void | local_ast_moh_cleanup (struct ast_channel *chan) |
| static int | local_ast_moh_start (struct ast_channel *chan, const char *mclass, const char *interpclass) |
| static void | local_ast_moh_stop (struct ast_channel *chan) |
| static int | moh_add_file (struct mohclass *class, const char *filepath) |
| static void * | moh_alloc (struct ast_channel *chan, void *params) |
| static int | moh_class_cmp (void *obj, void *arg, int flags) |
| static void | moh_class_destructor (void *obj) |
| static int | moh_class_hash (const void *obj, const int flags) |
| static int | moh_class_inuse (void *obj, void *arg, int flags) |
| static int | moh_class_mark (void *obj, void *arg, int flags) |
| static int | moh_classes_delete_marked (void *obj, void *arg, int flags) |
| static int | moh_diff (struct mohclass *old, struct mohclass *new) |
| static int | moh_digit_match (void *obj, void *arg, int flags) |
| static void * | moh_files_alloc (struct ast_channel *chan, void *params) |
| static int | moh_files_generator (struct ast_channel *chan, void *data, int len, int samples) |
| static struct ast_frame * | moh_files_readframe (struct ast_channel *chan) |
| static void | moh_files_release (struct ast_channel *chan, void *data) |
| static int | moh_generate (struct ast_channel *chan, void *data, int len, int samples) |
| static void | moh_handle_digit (struct ast_channel *chan, char digit) |
| static void | moh_release (struct ast_channel *chan, void *data) |
| static void | moh_rescan_files (void) |
| static int | moh_scan_files (struct mohclass *class) |
| static int | moh_sort_compare (const void *i1, const void *i2) |
| static struct mohdata * | mohalloc (struct mohclass *cl) |
| static void * | monmp3thread (void *data) |
| static int | play_moh_exec (struct ast_channel *chan, void *data) |
| static int | reload (void) |
| static int | set_moh_exec (struct ast_channel *chan, void *data) |
| static int | spawn_mp3 (struct mohclass *class) |
| static int | start_moh_exec (struct ast_channel *chan, void *data) |
| static int | stop_moh_exec (struct ast_channel *chan, void *data) |
| static int | unload_module (void) |
| static int | wait_moh_exec (struct ast_channel *chan, void *data) |
Variables | |
| static struct ast_module_info __MODULE_INFO_SECTION | __mod_info = { __MODULE_INFO_GLOBALS .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "Music On Hold Resource" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, .reload = reload, } |
| static struct ast_module_info * | ast_module_info = &__mod_info |
| static struct ast_cli_entry | cli_moh [] |
| static struct ast_flags | global_flags [1] = {{0}} |
| static struct ast_generator | moh_file_stream |
| static struct ao2_container * | mohclasses |
| static struct ast_generator | mohgen |
| static char * | play_moh = "MusicOnHold" |
| static char * | play_moh_desc = "Returns 0 when done, -1 on hangup.\n" |
| static char * | play_moh_syn = "Play Music On Hold indefinitely" |
| static int | respawn_time = 20 |
| static char * | set_moh = "SetMusicOnHold" |
| static char * | set_moh_desc = " !!! DEPRECATED. USe Set(CHANNEL(musicclass)=...) instead !!!\n" |
| static char * | set_moh_syn = "Set default Music On Hold class" |
| static char * | start_moh = "StartMusicOnHold" |
| static char * | start_moh_desc = "music source for the channel will be used. Always returns 0.\n" |
| static char * | start_moh_syn = "Play Music On Hold" |
| static char * | stop_moh = "StopMusicOnHold" |
| static char * | stop_moh_desc = "Stops playing music on hold.\n" |
| static char * | stop_moh_syn = "Stop Playing Music On Hold" |
| static char * | wait_moh = "WaitMusicOnHold" |
| static char * | wait_moh_desc = " !!! DEPRECATED. Use MusicOnHold instead !!!\n" |
| static char * | wait_moh_syn = "Wait, playing Music On Hold" |
Detailed Description
Routines implementing music on hold.
- See also Music on Hold Configuration
Definition in file res_musiconhold.c.
Define Documentation
| #define DONT_UNREF 0 |
Definition at line 77 of file res_musiconhold.c.
Referenced by local_ast_moh_start().
| #define get_mohbyname | ( | a, | |
| b, | |||
| c | |||
| ) | _get_mohbyname(a,b,c,__FILE__,__LINE__,__PRETTY_FUNCTION__) |
Definition at line 795 of file res_musiconhold.c.
Referenced by local_ast_moh_start().
| #define HANDLE_REF 1 |
Definition at line 76 of file res_musiconhold.c.
Referenced by load_moh_classes().
| #define INITIAL_NUM_FILES 8 |
Definition at line 75 of file res_musiconhold.c.
Referenced by moh_add_file().
| #define LOCAL_MPG_123 "/usr/local/bin/mpg123" |
Definition at line 194 of file res_musiconhold.c.
Referenced by spawn_mp3().
| #define MAX_MP3S 256 |
Definition at line 196 of file res_musiconhold.c.
Referenced by spawn_mp3().
| #define MOH_CACHERTCLASSES (1 << 5) |
Should we use a separate instance of MOH for each user or not
Definition at line 147 of file res_musiconhold.c.
Referenced by load_moh_classes(), and local_ast_moh_start().
| #define moh_class_malloc | ( | ) | _moh_class_malloc(__FILE__,__LINE__,__PRETTY_FUNCTION__) |
Definition at line 1240 of file res_musiconhold.c.
Referenced by load_moh_classes(), and local_ast_moh_start().
| #define MOH_CUSTOM (1 << 2) |
Definition at line 143 of file res_musiconhold.c.
Referenced by handle_cli_moh_show_classes(), init_app_class(), local_ast_moh_start(), and spawn_mp3().
| #define MOH_MS_INTERVAL 100 |
Referenced by monmp3thread().
| #define MOH_NOTDELETED (1 << 30) |
Find only records that aren't deleted?
Definition at line 150 of file res_musiconhold.c.
Referenced by _moh_register(), and moh_class_cmp().
| #define MOH_QUIET (1 << 0) |
Definition at line 141 of file res_musiconhold.c.
Referenced by init_app_class(), local_ast_moh_start(), and spawn_mp3().
| #define MOH_RANDOMIZE (1 << 3) |
Definition at line 144 of file res_musiconhold.c.
Referenced by ast_moh_files_next(), init_files_class(), load_moh_classes(), local_ast_moh_start(), and moh_files_alloc().
| #define moh_register | ( | a, | |
| b, | |||
| c | |||
| ) | _moh_register(a,b,c,__FILE__,__LINE__,__PRETTY_FUNCTION__) |
- Note:
- This function owns the reference it gets to moh if unref is true
Definition at line 1170 of file res_musiconhold.c.
Referenced by load_moh_classes(), and local_ast_moh_start().
| #define MOH_SINGLE (1 << 1) |
Definition at line 142 of file res_musiconhold.c.
Referenced by init_app_class(), local_ast_moh_start(), and spawn_mp3().
| #define MOH_SORTALPHA (1 << 4) |
Definition at line 145 of file res_musiconhold.c.
Referenced by load_moh_classes(), local_ast_moh_start(), and moh_scan_files().
| #define mohclass_ref | ( | class, | |
| string | |||
| ) | (ao2_t_ref((class), +1, (string)), class) |
Definition at line 200 of file res_musiconhold.c.
Referenced by moh_alloc(), moh_files_alloc(), and mohalloc().
| #define mohclass_unref | ( | class, | |
| string | |||
| ) | (ao2_t_ref((class), -1, (string)), (struct mohclass *) NULL) |
Definition at line 203 of file res_musiconhold.c.
Referenced by _moh_register(), handle_cli_moh_show_classes(), handle_cli_moh_show_files(), load_moh_classes(), local_ast_moh_cleanup(), local_ast_moh_start(), moh_files_release(), moh_handle_digit(), moh_release(), and unload_module().
| #define MPG_123 "/usr/bin/mpg123" |
Definition at line 195 of file res_musiconhold.c.
Referenced by spawn_mp3().
Function Documentation
| static void __reg_module | ( | void | ) | [static] |
Definition at line 1914 of file res_musiconhold.c.
| static void __unreg_module | ( | void | ) | [static] |
Definition at line 1914 of file res_musiconhold.c.
| static struct mohclass* _get_mohbyname | ( | const char * | name, |
| int | warn, | ||
| int | flags, | ||
| const char * | file, | ||
| int | lineno, | ||
| const char * | funcname | ||
| ) | [static, read] |
Definition at line 797 of file res_musiconhold.c.
References _ao2_find(), _ao2_find_debug(), ast_copy_string(), ast_log(), mohclass::flags, LOG_DEBUG, moh, and mohclass::name.
Referenced by _moh_register().
{
struct mohclass *moh = NULL;
struct mohclass tmp_class = {
.flags = 0,
};
ast_copy_string(tmp_class.name, name, sizeof(tmp_class.name));
#ifdef REF_DEBUG
moh = _ao2_find_debug(mohclasses, &tmp_class, flags, "get_mohbyname", (char *) file, lineno, funcname);
#else
moh = _ao2_find(mohclasses, &tmp_class, flags);
#endif
if (!moh && warn) {
ast_log(LOG_DEBUG, "Music on Hold class '%s' not found in memory\n", name);
}
return moh;
}
| static struct mohclass* _moh_class_malloc | ( | const char * | file, |
| int | line, | ||
| const char * | funcname | ||
| ) | [static, read] |
Definition at line 1242 of file res_musiconhold.c.
References __AST_DEBUG_MALLOC, _ao2_alloc_debug(), ao2_alloc, AST_FORMAT_SLINEAR, mohclass::format, and moh_class_destructor().
{
struct mohclass *class;
if ((class =
#ifdef REF_DEBUG
_ao2_alloc_debug(sizeof(*class), moh_class_destructor, "Allocating new moh class", file, line, funcname, 1)
#elif defined(__AST_DEBUG_MALLOC)
_ao2_alloc_debug(sizeof(*class), moh_class_destructor, "Allocating new moh class", file, line, funcname, 0)
#else
ao2_alloc(sizeof(*class), moh_class_destructor)
#endif
)) {
class->format = AST_FORMAT_SLINEAR;
class->srcfd = -1;
class->pseudofd = -1;
}
return class;
}
| static int _moh_register | ( | struct mohclass * | moh, |
| int | reload, | ||
| int | unref, | ||
| const char * | file, | ||
| int | line, | ||
| const char * | funcname | ||
| ) | [static] |
Definition at line 1171 of file res_musiconhold.c.
References _get_mohbyname(), ao2_t_link, ast_log(), init_app_class(), init_files_class(), LOG_WARNING, mohclass::mode, moh_diff(), MOH_NOTDELETED, mohclass_unref, mohclass::name, respawn_time, and mohclass::start.
{
struct mohclass *mohclass = NULL;
if ((mohclass = _get_mohbyname(moh->name, 0, MOH_NOTDELETED, file, line, funcname)) && !moh_diff(mohclass, moh)) {
ast_log(LOG_WARNING, "Music on Hold class '%s' already exists\n", moh->name);
mohclass = mohclass_unref(mohclass, "unreffing mohclass we just found by name");
if (unref) {
moh = mohclass_unref(moh, "unreffing potential new moh class (it is a duplicate)");
}
return -1;
} else if (mohclass) {
/* Found a class, but it's different from the one being registered */
mohclass = mohclass_unref(mohclass, "unreffing mohclass we just found by name");
}
time(&moh->start);
moh->start -= respawn_time;
if (!strcasecmp(moh->mode, "files")) {
if (init_files_class(moh)) {
if (unref) {
moh = mohclass_unref(moh, "unreffing potential new moh class (init_files_class failed)");
}
return -1;
}
} else if (!strcasecmp(moh->mode, "mp3") || !strcasecmp(moh->mode, "mp3nb") ||
!strcasecmp(moh->mode, "quietmp3") || !strcasecmp(moh->mode, "quietmp3nb") ||
!strcasecmp(moh->mode, "httpmp3") || !strcasecmp(moh->mode, "custom")) {
if (init_app_class(moh)) {
if (unref) {
moh = mohclass_unref(moh, "unreffing potential new moh class (init_app_class_failed)");
}
return -1;
}
} else {
ast_log(LOG_WARNING, "Don't know how to do a mode '%s' music on hold\n", moh->mode);
if (unref) {
moh = mohclass_unref(moh, "unreffing potential new moh class (unknown mode)");
}
return -1;
}
ao2_t_link(mohclasses, moh, "Adding class to container");
if (unref) {
moh = mohclass_unref(moh, "Unreffing new moh class because we just added it to the container");
}
return 0;
}
| static void ast_moh_destroy | ( | void | ) | [static] |
Definition at line 1707 of file res_musiconhold.c.
References ao2_t_callback, ast_verb, OBJ_MULTIPLE, OBJ_NODATA, and OBJ_UNLINK.
Referenced by load_module(), and unload_module().
{
ast_verb(2, "Destroying musiconhold processes\n");
ao2_t_callback(mohclasses, OBJ_UNLINK | OBJ_NODATA | OBJ_MULTIPLE, NULL, NULL, "Destroy callback");
}
| static int ast_moh_files_next | ( | struct ast_channel * | chan | ) | [static] |
Definition at line 256 of file res_musiconhold.c.
References ast_closestream(), ast_debug, ast_fileexists(), ast_log(), ast_openstream_full(), ast_random(), ast_seekstream(), ast_test_flag, moh_files_state::class, errno, mohclass::filearray, ast_channel::language, LOG_WARNING, MOH_RANDOMIZE, ast_channel::music_state, ast_channel::name, mohclass::name, moh_files_state::pos, moh_files_state::samples, moh_files_state::save_pos, moh_files_state::save_pos_filename, ast_channel::stream, and mohclass::total_files.
Referenced by moh_files_readframe().
{
struct moh_files_state *state = chan->music_state;
int tries;
/* Discontinue a stream if it is running already */
if (chan->stream) {
ast_closestream(chan->stream);
chan->stream = NULL;
}
if (!state->class->total_files) {
ast_log(LOG_WARNING, "No files available for class '%s'\n", state->class->name);
return -1;
}
if (state->pos == 0 && state->save_pos_filename == NULL) {
/* First time so lets play the file. */
state->save_pos = -1;
} else if (state->save_pos >= 0 && state->save_pos < state->class->total_files && state->class->filearray[state->save_pos] == state->save_pos_filename) {
/* If a specific file has been saved confirm it still exists and that it is still valid */
state->pos = state->save_pos;
state->save_pos = -1;
} else if (ast_test_flag(state->class, MOH_RANDOMIZE)) {
/* Get a random file and ensure we can open it */
for (tries = 0; tries < 20; tries++) {
state->pos = ast_random() % state->class->total_files;
if (ast_fileexists(state->class->filearray[state->pos], NULL, NULL) > 0) {
break;
}
}
state->save_pos = -1;
state->samples = 0;
} else {
/* This is easy, just increment our position and make sure we don't exceed the total file count */
state->pos++;
state->pos %= state->class->total_files;
state->save_pos = -1;
state->samples = 0;
}
for (tries = 0; tries < state->class->total_files; ++tries) {
if (ast_openstream_full(chan, state->class->filearray[state->pos], chan->language, 1)) {
break;
}
ast_log(LOG_WARNING, "Unable to open file '%s': %s\n", state->class->filearray[state->pos], strerror(errno));
state->pos++;
state->pos %= state->class->total_files;
}
if (tries == state->class->total_files) {
return -1;
}
/* Record the pointer to the filename for position resuming later */
state->save_pos_filename = state->class->filearray[state->pos];
ast_debug(1, "%s Opened file %d '%s'\n", chan->name, state->pos, state->class->filearray[state->pos]);
if (state->samples) {
ast_seekstream(chan->stream, state->samples, SEEK_SET);
}
return 0;
}
| static struct mohclass* get_mohbydigit | ( | char | digit | ) | [static, read] |
- Note:
- This function should be called with the mohclasses list locked
Definition at line 417 of file res_musiconhold.c.
References ao2_t_callback, and moh_digit_match().
Referenced by moh_handle_digit().
{
return ao2_t_callback(mohclasses, 0, moh_digit_match, &digit, "digit callback");
}
| static char* handle_cli_moh_reload | ( | struct ast_cli_entry * | e, |
| int | cmd, | ||
| struct ast_cli_args * | a | ||
| ) | [static] |
Definition at line 1713 of file res_musiconhold.c.
References ast_cli_args::argc, ast_cli_entry::args, CLI_GENERATE, CLI_INIT, CLI_SHOWUSAGE, CLI_SUCCESS, ast_cli_entry::command, reload, and ast_cli_entry::usage.
{
switch (cmd) {
case CLI_INIT:
e->command = "moh reload";
e->usage =
"Usage: moh reload\n"
" Reloads the MusicOnHold module.\n"
" Alias for 'module reload res_musiconhold.so'\n";
return NULL;
case CLI_GENERATE:
return NULL;
}
if (a->argc != e->args)
return CLI_SHOWUSAGE;
reload();
return CLI_SUCCESS;
}
| static char* handle_cli_moh_show_classes | ( | struct ast_cli_entry * | e, |
| int | cmd, | ||
| struct ast_cli_args * | a | ||
| ) | [static] |
Definition at line 1773 of file res_musiconhold.c.
References ao2_iterator_destroy(), ao2_iterator_init(), ao2_t_iterator_next, ast_cli_args::argc, ast_cli_entry::args, ast_cli(), ast_getformatname(), ast_test_flag, CLI_GENERATE, CLI_INIT, CLI_SHOWUSAGE, CLI_SUCCESS, ast_cli_entry::command, ast_cli_args::fd, MOH_CUSTOM, mohclass_unref, S_OR, and ast_cli_entry::usage.
{
struct mohclass *class;
struct ao2_iterator i;
switch (cmd) {
case CLI_INIT:
e->command = "moh show classes";
e->usage =
"Usage: moh show classes\n"
" Lists all MusicOnHold classes.\n";
return NULL;
case CLI_GENERATE:
return NULL;
}
if (a->argc != e->args)
return CLI_SHOWUSAGE;
i = ao2_iterator_init(mohclasses, 0);
for (; (class = ao2_t_iterator_next(&i, "Show classes iterator")); mohclass_unref(class, "Unref iterator in moh show classes")) {
ast_cli(a->fd, "Class: %s\n", class->name);
ast_cli(a->fd, "\tMode: %s\n", S_OR(class->mode, "<none>"));
ast_cli(a->fd, "\tDirectory: %s\n", S_OR(class->dir, "<none>"));
if (ast_test_flag(class, MOH_CUSTOM)) {
ast_cli(a->fd, "\tApplication: %s\n", S_OR(class->args, "<none>"));
}
if (strcasecmp(class->mode, "files")) {
ast_cli(a->fd, "\tFormat: %s\n", ast_getformatname(class->format));
}
}
ao2_iterator_destroy(&i);
return CLI_SUCCESS;
}
| static char* handle_cli_moh_show_files | ( | struct ast_cli_entry * | e, |
| int | cmd, | ||
| struct ast_cli_args * | a | ||
| ) | [static] |
Definition at line 1735 of file res_musiconhold.c.
References ao2_iterator_destroy(), ao2_iterator_init(), ao2_t_iterator_next, ast_cli_args::argc, ast_cli_entry::args, ast_cli(), CLI_GENERATE, CLI_INIT, CLI_SHOWUSAGE, CLI_SUCCESS, ast_cli_entry::command, ast_cli_args::fd, mohclass_unref, and ast_cli_entry::usage.
{
struct mohclass *class;
struct ao2_iterator i;
switch (cmd) {
case CLI_INIT:
e->command = "moh show files";
e->usage =
"Usage: moh show files\n"
" Lists all loaded file-based MusicOnHold classes and their\n"
" files.\n";
return NULL;
case CLI_GENERATE:
return NULL;
}
if (a->argc != e->args)
return CLI_SHOWUSAGE;
i = ao2_iterator_init(mohclasses, 0);
for (; (class = ao2_t_iterator_next(&i, "Show files iterator")); mohclass_unref(class, "Unref iterator in moh show files")) {
int x;
if (!class->total_files) {
continue;
}
ast_cli(a->fd, "Class: %s\n", class->name);
for (x = 0; x < class->total_files; x++) {
ast_cli(a->fd, "\tFile: %s\n", class->filearray[x]);
}
}
ao2_iterator_destroy(&i);
return CLI_SUCCESS;
}
| static int init_app_class | ( | struct mohclass * | class | ) | [static] |
Definition at line 1124 of file res_musiconhold.c.
References ast_log(), ast_pthread_create_background, ast_set_flag, LOG_WARNING, MOH_CUSTOM, MOH_QUIET, MOH_SINGLE, and monmp3thread().
Referenced by _moh_register().
{
#ifdef HAVE_DAHDI
int x;
#endif
if (!strcasecmp(class->mode, "custom")) {
ast_set_flag(class, MOH_CUSTOM);
} else if (!strcasecmp(class->mode, "mp3nb")) {
ast_set_flag(class, MOH_SINGLE);
} else if (!strcasecmp(class->mode, "quietmp3nb")) {
ast_set_flag(class, MOH_SINGLE | MOH_QUIET);
} else if (!strcasecmp(class->mode, "quietmp3")) {
ast_set_flag(class, MOH_QUIET);
}
class->srcfd = -1;
class->pseudofd = -1;
#ifdef HAVE_DAHDI
/* Open /dev/zap/pseudo for timing... Is
there a better, yet reliable way to do this? */
class->pseudofd = open("/dev/dahdi/pseudo", O_RDONLY);
if (class->pseudofd < 0) {
ast_log(LOG_WARNING, "Unable to open pseudo channel for timing... Sound may be choppy.\n");
} else {
x = 320;
ioctl(class->pseudofd, DAHDI_SET_BLOCKSIZE, &x);
}
#endif
if (ast_pthread_create_background(&class->thread, NULL, monmp3thread, class)) {
ast_log(LOG_WARNING, "Unable to create moh thread...\n");
if (class->pseudofd > -1) {
close(class->pseudofd);
class->pseudofd = -1;
}
return -1;
}
return 0;
}
| static int init_files_class | ( | struct mohclass * | class | ) | [static] |
Definition at line 1063 of file res_musiconhold.c.
References ast_set_flag, ast_verbose(), MOH_RANDOMIZE, moh_scan_files(), option_verbose, and VERBOSE_PREFIX_3.
Referenced by _moh_register().
{
int res;
res = moh_scan_files(class);
if (res < 0) {
return -1;
}
if (!res) {
if (option_verbose > 2) {
ast_verbose(VERBOSE_PREFIX_3 "Files not found in %s for moh class:%s\n",
class->dir, class->name);
}
return -1;
}
#if 0
/* XXX This isn't correct. Args is an application for custom mode. XXX */
if (strchr(class->args, 'r')) {
ast_set_flag(class, MOH_RANDOMIZE);
}
#endif
return 0;
}
| static int load_module | ( | void | ) | [static] |
Definition at line 1831 of file res_musiconhold.c.
References ao2_t_container_alloc, ARRAY_LEN, ast_check_realtime(), ast_cli_register_multiple(), ast_install_music_functions(), ast_log(), AST_MODULE_LOAD_DECLINE, AST_MODULE_LOAD_SUCCESS, ast_moh_destroy(), ast_register_application, ast_register_atexit(), load_moh_classes(), local_ast_moh_cleanup(), local_ast_moh_start(), local_ast_moh_stop(), LOG_WARNING, moh_class_cmp(), moh_class_hash(), play_moh_exec(), set_moh_exec(), start_moh_exec(), stop_moh_exec(), and wait_moh_exec().
{
int res;
if (!(mohclasses = ao2_t_container_alloc(53, moh_class_hash, moh_class_cmp, "Moh class container"))) {
return AST_MODULE_LOAD_DECLINE;
}
if (!load_moh_classes(0) && ast_check_realtime("musiconhold") == 0) { /* No music classes configured, so skip it */
ast_log(LOG_WARNING, "No music on hold classes configured, "
"disabling music on hold.\n");
} else {
ast_install_music_functions(local_ast_moh_start, local_ast_moh_stop,
local_ast_moh_cleanup);
}
res = ast_register_application(play_moh, play_moh_exec, play_moh_syn, play_moh_desc);
ast_register_atexit(ast_moh_destroy);
ast_cli_register_multiple(cli_moh, ARRAY_LEN(cli_moh));
if (!res)
res = ast_register_application(wait_moh, wait_moh_exec, wait_moh_syn, wait_moh_desc);
if (!res)
res = ast_register_application(set_moh, set_moh_exec, set_moh_syn, set_moh_desc);
if (!res)
res = ast_register_application(start_moh, start_moh_exec, start_moh_syn, start_moh_desc);
if (!res)
res = ast_register_application(stop_moh, stop_moh_exec, stop_moh_syn, stop_moh_desc);
return AST_MODULE_LOAD_SUCCESS;
}
| static int load_moh_classes | ( | int | reload | ) | [static] |
Definition at line 1598 of file res_musiconhold.c.
References ao2_t_callback, ast_category_browse(), ast_check_realtime(), ast_clear_flag, ast_config_destroy(), ast_config_load, ast_copy_string(), AST_FLAGS_ALL, AST_FORMAT_SLINEAR, ast_getformatbyname(), ast_log(), ast_set2_flag, ast_set_flag, ast_strlen_zero(), ast_true(), ast_variable_browse(), CONFIG_FLAG_FILEUNCHANGED, CONFIG_STATUS_FILEINVALID, CONFIG_STATUS_FILEMISSING, CONFIG_STATUS_FILEUNCHANGED, HANDLE_REF, LOG_WARNING, MOH_CACHERTCLASSES, moh_class_malloc, moh_class_mark(), moh_classes_delete_marked(), MOH_RANDOMIZE, moh_register, moh_rescan_files(), MOH_SORTALPHA, mohclass_unref, ast_variable::name, ast_variable::next, OBJ_MULTIPLE, OBJ_NODATA, OBJ_UNLINK, ast_variable::value, and var.
Referenced by load_module().
{
struct ast_config *cfg;
struct ast_variable *var;
struct mohclass *class;
char *cat;
int numclasses = 0;
struct ast_flags config_flags = { reload ? CONFIG_FLAG_FILEUNCHANGED : 0 };
cfg = ast_config_load("musiconhold.conf", config_flags);
if (cfg == CONFIG_STATUS_FILEMISSING || cfg == CONFIG_STATUS_FILEUNCHANGED || cfg == CONFIG_STATUS_FILEINVALID) {
if (ast_check_realtime("musiconhold") && reload) {
ao2_t_callback(mohclasses, OBJ_NODATA, moh_class_mark, NULL, "Mark deleted classes");
ao2_t_callback(mohclasses, OBJ_UNLINK | OBJ_NODATA | OBJ_MULTIPLE, moh_classes_delete_marked, NULL, "Purge marked classes");
}
if (cfg == CONFIG_STATUS_FILEUNCHANGED) {
moh_rescan_files();
}
return 0;
}
if (reload) {
ao2_t_callback(mohclasses, OBJ_NODATA, moh_class_mark, NULL, "Mark deleted classes");
}
ast_clear_flag(global_flags, AST_FLAGS_ALL);
cat = ast_category_browse(cfg, NULL);
for (; cat; cat = ast_category_browse(cfg, cat)) {
/* Setup common options from [general] section */
if (!strcasecmp(cat, "general")) {
for (var = ast_variable_browse(cfg, cat); var; var = var->next) {
if (!strcasecmp(var->name, "cachertclasses")) {
ast_set2_flag(global_flags, ast_true(var->value), MOH_CACHERTCLASSES);
} else {
ast_log(LOG_WARNING, "Unknown option '%s' in [general] section of musiconhold.conf\n", var->name);
}
}
}
/* These names were deprecated in 1.4 and should not be used until after the next major release. */
if (!strcasecmp(cat, "classes") || !strcasecmp(cat, "moh_files") ||
!strcasecmp(cat, "general")) {
continue;
}
if (!(class = moh_class_malloc())) {
break;
}
ast_copy_string(class->name, cat, sizeof(class->name));
for (var = ast_variable_browse(cfg, cat); var; var = var->next) {
if (!strcasecmp(var->name, "mode"))
ast_copy_string(class->mode, var->value, sizeof(class->mode));
else if (!strcasecmp(var->name, "directory"))
ast_copy_string(class->dir, var->value, sizeof(class->dir));
else if (!strcasecmp(var->name, "application"))
ast_copy_string(class->args, var->value, sizeof(class->args));
else if (!strcasecmp(var->name, "digit") && (isdigit(*var->value) || strchr("*#", *var->value)))
class->digit = *var->value;
else if (!strcasecmp(var->name, "random"))
ast_set2_flag(class, ast_true(var->value), MOH_RANDOMIZE);
else if (!strcasecmp(var->name, "sort") && !strcasecmp(var->value, "random"))
ast_set_flag(class, MOH_RANDOMIZE);
else if (!strcasecmp(var->name, "sort") && !strcasecmp(var->value, "alpha"))
ast_set_flag(class, MOH_SORTALPHA);
else if (!strcasecmp(var->name, "format")) {
class->format = ast_getformatbyname(var->value);
if (!class->format) {
ast_log(LOG_WARNING, "Unknown format '%s' -- defaulting to SLIN\n", var->value);
class->format = AST_FORMAT_SLINEAR;
}
}
}
if (ast_strlen_zero(class->dir)) {
if (!strcasecmp(class->mode, "custom")) {
strcpy(class->dir, "nodir");
} else {
ast_log(LOG_WARNING, "A directory must be specified for class '%s'!\n", class->name);
class = mohclass_unref(class, "unreffing potential mohclass (no directory)");
continue;
}
}
if (ast_strlen_zero(class->mode)) {
ast_log(LOG_WARNING, "A mode must be specified for class '%s'!\n", class->name);
class = mohclass_unref(class, "unreffing potential mohclass (no mode)");
continue;
}
if (ast_strlen_zero(class->args) && !strcasecmp(class->mode, "custom")) {
ast_log(LOG_WARNING, "An application must be specified for class '%s'!\n", class->name);
class = mohclass_unref(class, "unreffing potential mohclass (no app for custom mode)");
continue;
}
/* Don't leak a class when it's already registered */
if (!moh_register(class, reload, HANDLE_REF)) {
numclasses++;
}
}
ast_config_destroy(cfg);
ao2_t_callback(mohclasses, OBJ_UNLINK | OBJ_NODATA | OBJ_MULTIPLE,
moh_classes_delete_marked, NULL, "Purge marked classes");
return numclasses;
}
| static void local_ast_moh_cleanup | ( | struct ast_channel * | chan | ) | [static] |
Definition at line 1223 of file res_musiconhold.c.
References ast_free, ast_module_unref(), moh_files_state::class, mohclass_unref, ast_channel::music_state, and ast_module_info::self.
Referenced by load_module().
{
struct moh_files_state *state = chan->music_state;
if (state) {
if (state->class) {
state->class = mohclass_unref(state->class, "Channel MOH state destruction");
}
ast_free(chan->music_state);
chan->music_state = NULL;
/* Only held a module reference if we had a music state */
ast_module_unref(ast_module_info->self);
}
}
| static int local_ast_moh_start | ( | struct ast_channel * | chan, |
| const char * | mclass, | ||
| const char * | interpclass | ||
| ) | [static] |
Definition at line 1263 of file res_musiconhold.c.
References mohclass::args, ast_activate_generator(), ast_check_realtime(), ast_copy_string(), AST_FLAG_MOH, AST_FORMAT_SLINEAR, ast_getformatbyname(), ast_load_realtime(), ast_log(), ast_pthread_create_background, ast_set2_flag, ast_set_flag, ast_strlen_zero(), ast_test_flag, ast_true(), ast_variables_destroy(), moh_files_state::class, mohclass::digit, mohclass::dir, DONT_UNREF, EVENT_FLAG_CALL, mohclass::format, get_mohbyname, LOG_NOTICE, LOG_WARNING, manager_event, mohclass::mode, MOH_CACHERTCLASSES, moh_class_malloc, MOH_CUSTOM, MOH_QUIET, MOH_RANDOMIZE, moh_register, moh_scan_files(), MOH_SINGLE, MOH_SORTALPHA, mohclass_unref, monmp3thread(), ast_channel::music_state, ast_channel::musicclass, ast_channel::name, mohclass::name, ast_variable::name, ast_variable::next, mohclass::pseudofd, mohclass::realtime, respawn_time, SENTINEL, mohclass::srcfd, mohclass::start, mohclass::thread, mohclass::total_files, ast_channel::uniqueid, ast_variable::value, and var.
Referenced by load_module().
{
struct mohclass *mohclass = NULL;
struct moh_files_state *state = chan->music_state;
struct ast_variable *var = NULL;
int res;
int realtime_possible = ast_check_realtime("musiconhold");
/* The following is the order of preference for which class to use:
* 1) The channels explicitly set musicclass, which should *only* be
* set by a call to Set(CHANNEL(musicclass)=whatever) in the dialplan.
* 2) The mclass argument. If a channel is calling ast_moh_start() as the
* result of receiving a HOLD control frame, this should be the
* payload that came with the frame.
* 3) The interpclass argument. This would be from the mohinterpret
* option from channel drivers. This is the same as the old musicclass
* option.
* 4) The default class.
*/
if (!ast_strlen_zero(chan->musicclass)) {
mohclass = get_mohbyname(chan->musicclass, 1, 0);
if (!mohclass && realtime_possible) {
var = ast_load_realtime("musiconhold", "name", chan->musicclass, SENTINEL);
}
}
if (!mohclass && !var && !ast_strlen_zero(mclass)) {
mohclass = get_mohbyname(mclass, 1, 0);
if (!mohclass && realtime_possible) {
var = ast_load_realtime("musiconhold", "name", mclass, SENTINEL);
}
}
if (!mohclass && !var && !ast_strlen_zero(interpclass)) {
mohclass = get_mohbyname(interpclass, 1, 0);
if (!mohclass && realtime_possible) {
var = ast_load_realtime("musiconhold", "name", interpclass, SENTINEL);
}
}
if (!mohclass && !var) {
mohclass = get_mohbyname("default", 1, 0);
if (!mohclass && realtime_possible) {
var = ast_load_realtime("musiconhold", "name", "default", SENTINEL);
}
}
/* If no moh class found in memory, then check RT. Note that the logic used
* above guarantees that if var is non-NULL, then mohclass must be NULL.
*/
if (var) {
struct ast_variable *tmp = NULL;
if ((mohclass = moh_class_malloc())) {
mohclass->realtime = 1;
for (tmp = var; tmp; tmp = tmp->next) {
if (!strcasecmp(tmp->name, "name"))
ast_copy_string(mohclass->name, tmp->value, sizeof(mohclass->name));
else if (!strcasecmp(tmp->name, "mode"))
ast_copy_string(mohclass->mode, tmp->value, sizeof(mohclass->mode));
else if (!strcasecmp(tmp->name, "directory"))
ast_copy_string(mohclass->dir, tmp->value, sizeof(mohclass->dir));
else if (!strcasecmp(tmp->name, "application"))
ast_copy_string(mohclass->args, tmp->value, sizeof(mohclass->args));
else if (!strcasecmp(tmp->name, "digit") && (isdigit(*tmp->value) || strchr("*#", *tmp->value)))
mohclass->digit = *tmp->value;
else if (!strcasecmp(tmp->name, "random"))
ast_set2_flag(mohclass, ast_true(tmp->value), MOH_RANDOMIZE);
else if (!strcasecmp(tmp->name, "sort") && !strcasecmp(tmp->value, "random"))
ast_set_flag(mohclass, MOH_RANDOMIZE);
else if (!strcasecmp(tmp->name, "sort") && !strcasecmp(tmp->value, "alpha"))
ast_set_flag(mohclass, MOH_SORTALPHA);
else if (!strcasecmp(tmp->name, "format")) {
mohclass->format = ast_getformatbyname(tmp->value);
if (!mohclass->format) {
ast_log(LOG_WARNING, "Unknown format '%s' -- defaulting to SLIN\n", tmp->value);
mohclass->format = AST_FORMAT_SLINEAR;
}
}
}
ast_variables_destroy(var);
if (ast_strlen_zero(mohclass->dir)) {
if (!strcasecmp(mohclass->mode, "custom")) {
strcpy(mohclass->dir, "nodir");
} else {
ast_log(LOG_WARNING, "A directory must be specified for class '%s'!\n", mohclass->name);
mohclass = mohclass_unref(mohclass, "unreffing potential mohclass (no directory specified)");
return -1;
}
}
if (ast_strlen_zero(mohclass->mode)) {
ast_log(LOG_WARNING, "A mode must be specified for class '%s'!\n", mohclass->name);
mohclass = mohclass_unref(mohclass, "unreffing potential mohclass (no mode specified)");
return -1;
}
if (ast_strlen_zero(mohclass->args) && !strcasecmp(mohclass->mode, "custom")) {
ast_log(LOG_WARNING, "An application must be specified for class '%s'!\n", mohclass->name);
mohclass = mohclass_unref(mohclass, "unreffing potential mohclass (no app specified for custom mode");
return -1;
}
if (ast_test_flag(global_flags, MOH_CACHERTCLASSES)) {
/* CACHERTCLASSES enabled, let's add this class to default tree */
if (state && state->class) {
/* Class already exist for this channel */
ast_log(LOG_NOTICE, "This channel already has a MOH class attached (%s)!\n", state->class->name);
if (state->class->realtime && !ast_test_flag(global_flags, MOH_CACHERTCLASSES) && !strcasecmp(mohclass->name, state->class->name)) {
/* we found RT class with the same name, seems like we should continue playing existing one */
/* XXX This code is impossible to reach */
mohclass = mohclass_unref(mohclass, "unreffing potential mohclass (channel already has a class)");
mohclass = state->class;
}
}
/* We don't want moh_register to unref the mohclass because we do it at the end of this function as well.
* If we allowed moh_register to unref the mohclass,too, then the count would be off by one. The result would
* be that the destructor would be called when the generator on the channel is deactivated. The container then
* has a pointer to a freed mohclass, so any operations involving the mohclass container would result in reading
* invalid memory.
*/
if (moh_register(mohclass, 0, DONT_UNREF) == -1) {
mohclass = mohclass_unref(mohclass, "unreffing mohclass failed to register");
return -1;
}
} else {
/* We don't register RT moh class, so let's init it manualy */
time(&mohclass->start);
mohclass->start -= respawn_time;
if (!strcasecmp(mohclass->mode, "files")) {
if (!moh_scan_files(mohclass)) {
mohclass = mohclass_unref(mohclass, "unreffing potential mohclass (moh_scan_files failed)");
return -1;
}
if (strchr(mohclass->args, 'r'))
ast_set_flag(mohclass, MOH_RANDOMIZE);
} else if (!strcasecmp(mohclass->mode, "mp3") || !strcasecmp(mohclass->mode, "mp3nb") || !strcasecmp(mohclass->mode, "quietmp3") || !strcasecmp(mohclass->mode, "quietmp3nb") || !strcasecmp(mohclass->mode, "httpmp3") || !strcasecmp(mohclass->mode, "custom")) {
if (!strcasecmp(mohclass->mode, "custom"))
ast_set_flag(mohclass, MOH_CUSTOM);
else if (!strcasecmp(mohclass->mode, "mp3nb"))
ast_set_flag(mohclass, MOH_SINGLE);
else if (!strcasecmp(mohclass->mode, "quietmp3nb"))
ast_set_flag(mohclass, MOH_SINGLE | MOH_QUIET);
else if (!strcasecmp(mohclass->mode, "quietmp3"))
ast_set_flag(mohclass, MOH_QUIET);
mohclass->srcfd = -1;
#ifdef HAVE_DAHDI
/* Open /dev/dahdi/pseudo for timing... Is
there a better, yet reliable way to do this? */
mohclass->pseudofd = open("/dev/dahdi/pseudo", O_RDONLY);
if (mohclass->pseudofd < 0) {
ast_log(LOG_WARNING, "Unable to open pseudo channel for timing... Sound may be choppy.\n");
} else {
int x = 320;
ioctl(mohclass->pseudofd, DAHDI_SET_BLOCKSIZE, &x);
}
#else
mohclass->pseudofd = -1;
#endif
/* Let's check if this channel already had a moh class before */
if (state && state->class) {
/* Class already exist for this channel */
ast_log(LOG_NOTICE, "This channel already has a MOH class attached (%s)!\n", state->class->name);
if (state->class->realtime && !ast_test_flag(global_flags, MOH_CACHERTCLASSES) && !strcasecmp(mohclass->name, state->class->name)) {
/* we found RT class with the same name, seems like we should continue playing existing one */
mohclass = mohclass_unref(mohclass, "unreffing potential mohclass (channel already has one)");
mohclass = state->class;
}
} else {
if (ast_pthread_create_background(&mohclass->thread, NULL, monmp3thread, mohclass)) {
ast_log(LOG_WARNING, "Unable to create moh...\n");
if (mohclass->pseudofd > -1) {
close(mohclass->pseudofd);
mohclass->pseudofd = -1;
}
mohclass = mohclass_unref(mohclass, "Unreffing potential mohclass (failed to create background thread)");
return -1;
}
}
} else {
ast_log(LOG_WARNING, "Don't know how to do a mode '%s' music on hold\n", mohclass->mode);
mohclass = mohclass_unref(mohclass, "unreffing potential mohclass (unknown mode)");
return -1;
}
}
} else {
ast_variables_destroy(var);
}
}
if (!mohclass) {
return -1;
}
manager_event(EVENT_FLAG_CALL, "MusicOnHold",
"State: Start\r\n"
"Channel: %s\r\n"
"UniqueID: %s\r\n",
chan->name, chan->uniqueid);
ast_set_flag(chan, AST_FLAG_MOH);
if (mohclass->total_files) {
res = ast_activate_generator(chan, &moh_file_stream, mohclass);
} else {
res = ast_activate_generator(chan, &mohgen, mohclass);
}
mohclass = mohclass_unref(mohclass, "unreffing local reference to mohclass in local_ast_moh_start");
return res;
}
| static void local_ast_moh_stop | ( | struct ast_channel * | chan | ) | [static] |
Definition at line 1476 of file res_musiconhold.c.
References ast_channel_lock, ast_channel_unlock, ast_clear_flag, ast_closestream(), ast_deactivate_generator(), AST_FLAG_MOH, EVENT_FLAG_CALL, manager_event, ast_channel::music_state, ast_channel::name, ast_channel::stream, and ast_channel::uniqueid.
Referenced by load_module().
{
ast_clear_flag(chan, AST_FLAG_MOH);
ast_deactivate_generator(chan);
ast_channel_lock(chan);
if (chan->music_state) {
if (chan->stream) {
ast_closestream(chan->stream);
chan->stream = NULL;
}
}
manager_event(EVENT_FLAG_CALL, "MusicOnHold",
"State: Stop\r\n"
"Channel: %s\r\n"
"UniqueID: %s\r\n",
chan->name, chan->uniqueid);
ast_channel_unlock(chan);
}
| static int moh_add_file | ( | struct mohclass * | class, |
| const char * | filepath | ||
| ) | [static] |
Definition at line 946 of file res_musiconhold.c.
References ast_calloc, ast_realloc, ast_strdup, and INITIAL_NUM_FILES.
Referenced by moh_scan_files().
{
if (!class->allowed_files) {
if (!(class->filearray = ast_calloc(1, INITIAL_NUM_FILES * sizeof(*class->filearray))))
return -1;
class->allowed_files = INITIAL_NUM_FILES;
} else if (class->total_files == class->allowed_files) {
if (!(class->filearray = ast_realloc(class->filearray, class->allowed_files * sizeof(*class->filearray) * 2))) {
class->allowed_files = 0;
class->total_files = 0;
return -1;
}
class->allowed_files *= 2;
}
if (!(class->filearray[class->total_files] = ast_strdup(filepath)))
return -1;
class->total_files++;
return 0;
}
| static void* moh_alloc | ( | struct ast_channel * | chan, |
| void * | params | ||
| ) | [static] |
Definition at line 881 of file res_musiconhold.c.
References ast_calloc, ast_codec2str(), ast_log(), ast_module_ref(), ast_set_write_format(), ast_verb, moh_files_state::class, mohclass::format, LOG_WARNING, moh_release(), mohalloc(), mohclass_ref, ast_channel::music_state, mohclass::name, ast_channel::name, mohdata::origwfmt, ast_module_info::self, and ast_channel::writeformat.
{
struct mohdata *res;
struct mohclass *class = params;
struct moh_files_state *state;
/* Initiating music_state for current channel. Channel should know name of moh class */
if (!chan->music_state && (state = ast_calloc(1, sizeof(*state)))) {
chan->music_state = state;
state->class = mohclass_ref(class, "Copying reference into state container");
ast_module_ref(ast_module_info->self);
} else
state = chan->music_state;
if (state && state->class != class) {
memset(state, 0, sizeof(*state));
state->class = class;
}
if ((res = mohalloc(class))) {
res->origwfmt = chan->writeformat;
if (ast_set_write_format(chan, class->format)) {
ast_log(LOG_WARNING, "Unable to set channel '%s' to format '%s'\n", chan->name, ast_codec2str(class->format));
moh_release(NULL, res);
res = NULL;
}
ast_verb(3, "Started music on hold, class '%s', on channel '%s'\n", class->name, chan->name);
}
return res;
}
| static int moh_class_cmp | ( | void * | obj, |
| void * | arg, | ||
| int | flags | ||
| ) | [static] |
Definition at line 1822 of file res_musiconhold.c.
References CMP_MATCH, CMP_STOP, and MOH_NOTDELETED.
Referenced by load_module().
{
struct mohclass *class = obj, *class2 = arg;
return strcasecmp(class->name, class2->name) ? 0 :
(flags & MOH_NOTDELETED) && (class->delete || class2->delete) ? 0 :
CMP_MATCH | CMP_STOP;
}
| static void moh_class_destructor | ( | void * | obj | ) | [static] |
Definition at line 1497 of file res_musiconhold.c.
References ast_debug, AST_LIST_REMOVE_HEAD, ast_log(), AST_PTHREADT_NULL, ast_wait_for_input(), buff, errno, free, LOG_DEBUG, LOG_WARNING, and mohclass::pid.
Referenced by _moh_class_malloc().
{
struct mohclass *class = obj;
struct mohdata *member;
pthread_t tid = 0;
ast_debug(1, "Destroying MOH class '%s'\n", class->name);
/* Kill the thread first, so it cannot restart the child process while the
* class is being destroyed */
if (class->thread != AST_PTHREADT_NULL && class->thread != 0) {
tid = class->thread;
class->thread = AST_PTHREADT_NULL;
pthread_cancel(tid);
/* We'll collect the exit status later, after we ensure all the readers
* are dead. */
}
if (class->pid > 1) {
char buff[8192];
int bytes, tbytes = 0, stime = 0, pid = 0;
ast_log(LOG_DEBUG, "killing %d!\n", class->pid);
stime = time(NULL) + 2;
pid = class->pid;
class->pid = 0;
/* Back when this was just mpg123, SIGKILL was fine. Now we need
* to give the process a reason and time enough to kill off its
* children. */
do {
if (killpg(pid, SIGHUP) < 0) {
ast_log(LOG_WARNING, "Unable to send a SIGHUP to MOH process?!!: %s\n", strerror(errno));
}
usleep(100000);
if (killpg(pid, SIGTERM) < 0) {
if (errno == ESRCH) {
break;
}
ast_log(LOG_WARNING, "Unable to terminate MOH process?!!: %s\n", strerror(errno));
}
usleep(100000);
if (killpg(pid, SIGKILL) < 0) {
if (errno == ESRCH) {
break;
}
ast_log(LOG_WARNING, "Unable to kill MOH process?!!: %s\n", strerror(errno));
}
} while (0);
while ((ast_wait_for_input(class->srcfd, 100) > 0) &&
(bytes = read(class->srcfd, buff, 8192)) && time(NULL) < stime) {
tbytes = tbytes + bytes;
}
ast_log(LOG_DEBUG, "mpg123 pid %d and child died after %d bytes read\n", pid, tbytes);
close(class->srcfd);
}
while ((member = AST_LIST_REMOVE_HEAD(&class->members, list))) {
free(member);
}
if (class->pseudofd > -1) {
close(class->pseudofd);
class->pseudofd = -1;
}
if (class->filearray) {
int i;
for (i = 0; i < class->total_files; i++) {
free(class->filearray[i]);
}
free(class->filearray);
class->filearray = NULL;
}
/* Finally, collect the exit status of the monitor thread */
if (tid > 0) {
pthread_join(tid, NULL);
}
}
| static int moh_class_hash | ( | const void * | obj, |
| const int | flags | ||
| ) | [static] |
Definition at line 1815 of file res_musiconhold.c.
References ast_str_case_hash().
Referenced by load_module().
{
const struct mohclass *class = obj;
return ast_str_case_hash(class->name);
}
| static int moh_class_inuse | ( | void * | obj, |
| void * | arg, | ||
| int | flags | ||
| ) | [static] |
Definition at line 1872 of file res_musiconhold.c.
References AST_LIST_EMPTY, CMP_MATCH, and CMP_STOP.
Referenced by unload_module().
{
struct mohclass *class = obj;
return AST_LIST_EMPTY(&class->members) ? 0 : CMP_MATCH | CMP_STOP;
}
| static int moh_class_mark | ( | void * | obj, |
| void * | arg, | ||
| int | flags | ||
| ) | [static] |
Definition at line 1582 of file res_musiconhold.c.
References mohclass::delete.
Referenced by load_moh_classes().
| static int moh_classes_delete_marked | ( | void * | obj, |
| void * | arg, | ||
| int | flags | ||
| ) | [static] |
Definition at line 1591 of file res_musiconhold.c.
References CMP_MATCH, and mohclass::delete.
Referenced by load_moh_classes().
Definition at line 1105 of file res_musiconhold.c.
References mohclass::args, mohclass::dir, mohclass::flags, and mohclass::mode.
Referenced by _moh_register().
| static int moh_digit_match | ( | void * | obj, |
| void * | arg, | ||
| int | flags | ||
| ) | [static] |
Definition at line 408 of file res_musiconhold.c.
References CMP_MATCH, CMP_STOP, and mohclass::digit.
Referenced by get_mohbydigit().
| static void* moh_files_alloc | ( | struct ast_channel * | chan, |
| void * | params | ||
| ) | [static] |
Definition at line 369 of file res_musiconhold.c.
References ast_calloc, ast_copy_string(), ast_module_ref(), ast_random(), ast_test_flag, ast_verb, moh_files_state::class, MOH_RANDOMIZE, mohclass_ref, ast_channel::music_state, ast_channel::name, moh_files_state::name, moh_files_state::origwfmt, moh_files_state::pos, moh_files_state::save_total, ast_module_info::self, and ast_channel::writeformat.
{
struct moh_files_state *state;
struct mohclass *class = params;
if (!chan->music_state && (state = ast_calloc(1, sizeof(*state)))) {
chan->music_state = state;
ast_module_ref(ast_module_info->self);
} else {
state = chan->music_state;
}
if (!state) {
return NULL;
}
/* LOGIC: Comparing an unrefcounted pointer is a really bad idea, because
* malloc may allocate a different class to the same memory block. This
* might only happen when two reloads are generated in a short period of
* time, but it's still important to protect against.
* PROG: Compare the quick operation first, to save CPU. */
if (state->save_total != class->total_files || strcmp(state->name, class->name) != 0) {
memset(state, 0, sizeof(*state));
if (ast_test_flag(class, MOH_RANDOMIZE) && class->total_files) {
state->pos = ast_random() % class->total_files;
}
}
state->class = mohclass_ref(class, "Reffing music class for channel");
state->origwfmt = chan->writeformat;
/* For comparison on restart of MOH (see above) */
ast_copy_string(state->name, class->name, sizeof(state->name));
state->save_total = class->total_files;
ast_verb(3, "Started music on hold, class '%s', on %s\n", class->name, chan->name);
return chan->music_state;
}
| static int moh_files_generator | ( | struct ast_channel * | chan, |
| void * | data, | ||
| int | len, | ||
| int | samples | ||
| ) | [static] |
Definition at line 335 of file res_musiconhold.c.
References ast_channel_lock, ast_channel_unlock, ast_frfree, ast_log(), ast_write(), errno, f, LOG_WARNING, moh_files_readframe(), ast_channel::music_state, ast_channel::name, moh_files_state::sample_queue, moh_files_state::samples, and ast_frame::samples.
{
struct moh_files_state *state = chan->music_state;
struct ast_frame *f = NULL;
int res = 0;
state->sample_queue += samples;
while (state->sample_queue > 0) {
ast_channel_lock(chan);
if ((f = moh_files_readframe(chan))) {
/* We need to be sure that we unlock
* the channel prior to calling
* ast_write. Otherwise, the recursive locking
* that occurs can cause deadlocks when using
* indirect channels, like local channels
*/
ast_channel_unlock(chan);
state->samples += f->samples;
state->sample_queue -= f->samples;
res = ast_write(chan, f);
ast_frfree(f);
if (res < 0) {
ast_log(LOG_WARNING, "Failed to write frame to '%s': %s\n", chan->name, strerror(errno));
return -1;
}
} else {
ast_channel_unlock(chan);
return -1;
}
}
return res;
}
| static struct ast_frame* moh_files_readframe | ( | struct ast_channel * | chan | ) | [static, read] |
Definition at line 323 of file res_musiconhold.c.
References ast_moh_files_next(), ast_readframe(), f, and ast_channel::stream.
Referenced by moh_files_generator().
{
struct ast_frame *f = NULL;
if (!(chan->stream && (f = ast_readframe(chan->stream)))) {
if (!ast_moh_files_next(chan))
f = ast_readframe(chan->stream);
}
return f;
}
| static void moh_files_release | ( | struct ast_channel * | chan, |
| void * | data | ||
| ) | [static] |
Definition at line 228 of file res_musiconhold.c.
References ast_closestream(), ast_log(), ast_set_write_format(), ast_verbose(), moh_files_state::class, LOG_WARNING, mohclass_unref, ast_channel::music_state, ast_channel::name, option_verbose, moh_files_state::origwfmt, moh_files_state::pos, moh_files_state::save_pos, ast_channel::stream, and VERBOSE_PREFIX_3.
{
struct moh_files_state *state;
if (!chan || !chan->music_state) {
return;
}
state = chan->music_state;
if (chan->stream) {
ast_closestream(chan->stream);
chan->stream = NULL;
}
if (option_verbose > 2) {
ast_verbose(VERBOSE_PREFIX_3 "Stopped music on hold on %s\n", chan->name);
}
if (state->origwfmt && ast_set_write_format(chan, state->origwfmt)) {
ast_log(LOG_WARNING, "Unable to restore channel '%s' to format '%d'\n", chan->name, state->origwfmt);
}
state->save_pos = state->pos;
state->class = mohclass_unref(state->class, "Unreffing channel's music class upon deactivation of generator");
}
| static int moh_generate | ( | struct ast_channel * | chan, |
| void * | data, | ||
| int | len, | ||
| int | samples | ||
| ) | [static] |
Definition at line 911 of file res_musiconhold.c.
References ast_codec_get_len(), ast_codec_get_samples(), AST_FRIENDLY_OFFSET, ast_log(), ast_write(), buf, ast_frame::data, ast_frame::datalen, errno, mohdata::f, mohclass::format, LOG_WARNING, moh, ast_channel::name, mohdata::parent, mohdata::pipe, ast_frame::ptr, and ast_frame::samples.
{
struct mohdata *moh = data;
short buf[1280 + AST_FRIENDLY_OFFSET / 2];
int res;
len = ast_codec_get_len(moh->parent->format, samples);
if (len > sizeof(buf) - AST_FRIENDLY_OFFSET) {
ast_log(LOG_WARNING, "Only doing %d of %d requested bytes on %s\n", (int)sizeof(buf), len, chan->name);
len = sizeof(buf) - AST_FRIENDLY_OFFSET;
}
res = read(moh->pipe[0], buf + AST_FRIENDLY_OFFSET/2, len);
if (res <= 0)
return 0;
moh->f.datalen = res;
moh->f.data.ptr = buf + AST_FRIENDLY_OFFSET / 2;
moh->f.samples = ast_codec_get_samples(&moh->f);
if (ast_write(chan, &moh->f) < 0) {
ast_log(LOG_WARNING, "Failed to write frame to '%s': %s\n", chan->name, strerror(errno));
return -1;
}
return 0;
}
| static void moh_handle_digit | ( | struct ast_channel * | chan, |
| char | digit | ||
| ) | [static] |
Definition at line 422 of file res_musiconhold.c.
References ast_moh_start(), ast_moh_stop(), ast_strdupa, ast_string_field_set, get_mohbydigit(), mohclass_unref, and musicclass.
{
struct mohclass *class;
const char *classname = NULL;
if ((class = get_mohbydigit(digit))) {
classname = ast_strdupa(class->name);
class = mohclass_unref(class, "Unreffing ao2_find from finding by digit");
ast_string_field_set(chan,musicclass,classname);
ast_moh_stop(chan);
ast_moh_start(chan, classname, NULL);
}
}
| static void moh_release | ( | struct ast_channel * | chan, |
| void * | data | ||
| ) | [static] |
Definition at line 852 of file res_musiconhold.c.
References ao2_lock(), ao2_unlock(), ast_free, ast_getformatname(), AST_LIST_REMOVE, ast_log(), ast_set_write_format(), ast_verb, LOG_WARNING, mohclass::members, moh, mohclass_unref, ast_channel::name, mohdata::origwfmt, mohdata::parent, and mohdata::pipe.
Referenced by moh_alloc().
{
struct mohdata *moh = data;
struct mohclass *class = moh->parent;
int oldwfmt;
ao2_lock(class);
AST_LIST_REMOVE(&moh->parent->members, moh, list);
ao2_unlock(class);
close(moh->pipe[0]);
close(moh->pipe[1]);
oldwfmt = moh->origwfmt;
moh->parent = class = mohclass_unref(class, "unreffing moh->parent upon deactivation of generator");
ast_free(moh);
if (chan) {
if (oldwfmt && ast_set_write_format(chan, oldwfmt)) {
ast_log(LOG_WARNING, "Unable to restore channel '%s' to format %s\n",
chan->name, ast_getformatname(oldwfmt));
}
ast_verb(3, "Stopped music on hold on %s\n", chan->name);
}
}
| static void moh_rescan_files | ( | void | ) | [static] |
Definition at line 1091 of file res_musiconhold.c.
References ao2_iterator_destroy(), ao2_iterator_init(), ao2_iterator_next, ao2_ref, and moh_scan_files().
Referenced by load_moh_classes().
{
struct ao2_iterator i;
struct mohclass *c;
i = ao2_iterator_init(mohclasses, 0);
while ((c = ao2_iterator_next(&i))) {
moh_scan_files(c);
ao2_ref(c, -1);
}
ao2_iterator_destroy(&i);
}
| static int moh_scan_files | ( | struct mohclass * | class | ) | [static] |
Definition at line 979 of file res_musiconhold.c.
References ast_config_AST_DATA_DIR, ast_copy_string(), ast_debug, ast_free, ast_log(), ast_test_flag, errno, ext, LOG_WARNING, moh_add_file(), moh_sort_compare(), and MOH_SORTALPHA.
Referenced by init_files_class(), local_ast_moh_start(), and moh_rescan_files().
{
DIR *files_DIR;
struct dirent *files_dirent;
char dir_path[PATH_MAX];
char path[PATH_MAX];
char filepath[PATH_MAX];
char *ext;
struct stat statbuf;
int dirnamelen;
int i;
if (class->dir[0] != '/') {
ast_copy_string(dir_path, ast_config_AST_DATA_DIR, sizeof(dir_path));
strncat(dir_path, "/", sizeof(dir_path) - 1);
strncat(dir_path, class->dir, sizeof(dir_path) - 1);
} else {
ast_copy_string(dir_path, class->dir, sizeof(dir_path));
}
ast_debug(4, "Scanning '%s' for files for class '%s'\n", dir_path, class->name);
files_DIR = opendir(dir_path);
if (!files_DIR) {
ast_log(LOG_WARNING, "Cannot open dir %s or dir does not exist\n", dir_path);
return -1;
}
for (i = 0; i < class->total_files; i++)
ast_free(class->filearray[i]);
class->total_files = 0;
dirnamelen = strlen(dir_path) + 2;
if (!getcwd(path, sizeof(path))) {
ast_log(LOG_WARNING, "getcwd() failed: %s\n", strerror(errno));
return -1;
}
if (chdir(dir_path) < 0) {
ast_log(LOG_WARNING, "chdir() failed: %s\n", strerror(errno));
return -1;
}
while ((files_dirent = readdir(files_DIR))) {
/* The file name must be at least long enough to have the file type extension */
if ((strlen(files_dirent->d_name) < 4))
continue;
/* Skip files that starts with a dot */
if (files_dirent->d_name[0] == '.')
continue;
/* Skip files without extensions... they are not audio */
if (!strchr(files_dirent->d_name, '.'))
continue;
snprintf(filepath, sizeof(filepath), "%s/%s", dir_path, files_dirent->d_name);
if (stat(filepath, &statbuf))
continue;
if (!S_ISREG(statbuf.st_mode))
continue;
if ((ext = strrchr(filepath, '.')))
*ext = '\0';
/* if the file is present in multiple formats, ensure we only put it into the list once */
for (i = 0; i < class->total_files; i++)
if (!strcmp(filepath, class->filearray[i]))
break;
if (i == class->total_files) {
if (moh_add_file(class, filepath))
break;
}
}
closedir(files_DIR);
if (chdir(path) < 0) {
ast_log(LOG_WARNING, "chdir() failed: %s\n", strerror(errno));
return -1;
}
if (ast_test_flag(class, MOH_SORTALPHA))
qsort(&class->filearray[0], class->total_files, sizeof(char *), moh_sort_compare);
return class->total_files;
}
| static int moh_sort_compare | ( | const void * | i1, |
| const void * | i2 | ||
| ) | [static] |
Definition at line 969 of file res_musiconhold.c.
Referenced by moh_scan_files().
{
char *s1, *s2;
s1 = ((char **)i1)[0];
s2 = ((char **)i2)[0];
return strcasecmp(s1, s2);
}
Definition at line 819 of file res_musiconhold.c.
References ao2_lock(), ao2_unlock(), ast_calloc, AST_FRAME_VOICE, ast_free, AST_FRIENDLY_OFFSET, AST_LIST_INSERT_HEAD, ast_log(), errno, mohdata::f, mohclass::flags, mohclass::format, ast_frame::frametype, LOG_WARNING, mohclass::members, moh, mohclass_ref, ast_frame::offset, mohdata::parent, mohdata::pipe, and ast_frame::subclass.
Referenced by moh_alloc().
{
struct mohdata *moh;
long flags;
if (!(moh = ast_calloc(1, sizeof(*moh))))
return NULL;
if (pipe(moh->pipe)) {
ast_log(LOG_WARNING, "Failed to create pipe: %s\n", strerror(errno));
ast_free(moh);
return NULL;
}
/* Make entirely non-blocking */
flags = fcntl(moh->pipe[0], F_GETFL);
fcntl(moh->pipe[0], F_SETFL, flags | O_NONBLOCK);
flags = fcntl(moh->pipe[1], F_GETFL);
fcntl(moh->pipe[1], F_SETFL, flags | O_NONBLOCK);
moh->f.frametype = AST_FRAME_VOICE;
moh->f.subclass = cl->format;
moh->f.offset = AST_FRIENDLY_OFFSET;
moh->parent = mohclass_ref(cl, "Reffing music class for mohdata parent");
ao2_lock(cl);
AST_LIST_INSERT_HEAD(&cl->members, moh, list);
ao2_unlock(cl);
return moh;
}
| static void* monmp3thread | ( | void * | data | ) | [static] |
Definition at line 585 of file res_musiconhold.c.
References ao2_lock(), ao2_unlock(), ast_codec_get_len(), ast_debug, AST_LIST_EMPTY, AST_LIST_TRAVERSE, ast_log(), ast_samp2tv(), ast_tvadd(), ast_tvdiff_ms(), ast_tvnow(), ast_tvzero(), buf, errno, len(), LOG_NOTICE, LOG_WARNING, moh, MOH_MS_INTERVAL, mohdata::pipe, and spawn_mp3().
Referenced by init_app_class(), and local_ast_moh_start().
{
#define MOH_MS_INTERVAL 100
struct mohclass *class = data;
struct mohdata *moh;
char buf[8192];
short sbuf[8192];
int res, res2;
int len;
struct timeval deadline, tv_tmp;
deadline.tv_sec = 0;
deadline.tv_usec = 0;
for(;/* ever */;) {
pthread_testcancel();
/* Spawn mp3 player if it's not there */
if (class->srcfd < 0) {
if ((class->srcfd = spawn_mp3(class)) < 0) {
ast_log(LOG_WARNING, "Unable to spawn mp3player\n");
/* Try again later */
sleep(500);
pthread_testcancel();
}
}
if (class->pseudofd > -1) {
#ifdef SOLARIS
thr_yield();
#endif
/* Pause some amount of time */
res = read(class->pseudofd, buf, sizeof(buf));
pthread_testcancel();
} else {
long delta;
/* Reliable sleep */
tv_tmp = ast_tvnow();
if (ast_tvzero(deadline))
deadline = tv_tmp;
delta = ast_tvdiff_ms(tv_tmp, deadline);
if (delta < MOH_MS_INTERVAL) { /* too early */
deadline = ast_tvadd(deadline, ast_samp2tv(MOH_MS_INTERVAL, 1000)); /* next deadline */
usleep(1000 * (MOH_MS_INTERVAL - delta));
pthread_testcancel();
} else {
ast_log(LOG_NOTICE, "Request to schedule in the past?!?!\n");
deadline = tv_tmp;
}
res = 8 * MOH_MS_INTERVAL; /* 8 samples per millisecond */
}
if ((strncasecmp(class->dir, "http://", 7) && strcasecmp(class->dir, "nodir")) && AST_LIST_EMPTY(&class->members))
continue;
/* Read mp3 audio */
len = ast_codec_get_len(class->format, res);
if ((res2 = read(class->srcfd, sbuf, len)) != len) {
if (!res2) {
close(class->srcfd);
class->srcfd = -1;
pthread_testcancel();
if (class->pid > 1) {
do {
if (killpg(class->pid, SIGHUP) < 0) {
if (errno == ESRCH) {
break;
}
ast_log(LOG_WARNING, "Unable to send a SIGHUP to MOH process?!!: %s\n", strerror(errno));
}
usleep(100000);
if (killpg(class->pid, SIGTERM) < 0) {
if (errno == ESRCH) {
break;
}
ast_log(LOG_WARNING, "Unable to terminate MOH process?!!: %s\n", strerror(errno));
}
usleep(100000);
if (killpg(class->pid, SIGKILL) < 0) {
if (errno == ESRCH) {
break;
}
ast_log(LOG_WARNING, "Unable to kill MOH process?!!: %s\n", strerror(errno));
}
} while (0);
class->pid = 0;
}
} else {
ast_debug(1, "Read %d bytes of audio while expecting %d\n", res2, len);
}
continue;
}
pthread_testcancel();
ao2_lock(class);
AST_LIST_TRAVERSE(&class->members, moh, list) {
/* Write data */
if ((res = write(moh->pipe[1], sbuf, res2)) != res2) {
ast_debug(1, "Only wrote %d of %d bytes to pipe\n", res, res2);
}
}
ao2_unlock(class);
}
return NULL;
}
| static int play_moh_exec | ( | struct ast_channel * | chan, |
| void * | data | ||
| ) | [static] |
Definition at line 689 of file res_musiconhold.c.
References mohclass::args, AST_APP_ARG, AST_DECLARE_APP_ARGS, ast_log(), ast_moh_start(), ast_moh_stop(), ast_safe_sleep(), AST_STANDARD_APP_ARGS, ast_strdupa, ast_strlen_zero(), LOG_WARNING, ast_channel::name, parse(), and S_OR.
Referenced by load_module().
{
char *parse;
char *class;
int timeout = -1;
int res;
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(class);
AST_APP_ARG(duration);
);
parse = ast_strdupa(data);
AST_STANDARD_APP_ARGS(args, parse);
if (!ast_strlen_zero(args.duration)) {
if (sscanf(args.duration, "%30d", &timeout) == 1) {
timeout *= 1000;
} else {
ast_log(LOG_WARNING, "Invalid MusicOnHold duration '%s'. Will wait indefinitely.\n", args.duration);
}
}
class = S_OR(args.class, NULL);
if (ast_moh_start(chan, class, NULL)) {
ast_log(LOG_WARNING, "Unable to start music on hold class '%s' on channel %s\n", class, chan->name);
return 0;
}
if (timeout > 0)
res = ast_safe_sleep(chan, timeout);
else {
while (!(res = ast_safe_sleep(chan, 10000)));
}
ast_moh_stop(chan);
return res;
}
| static int reload | ( | void | ) | [static] |
| static int set_moh_exec | ( | struct ast_channel * | chan, |
| void * | data | ||
| ) | [static] |
Definition at line 752 of file res_musiconhold.c.
References ast_log(), ast_string_field_set, ast_strlen_zero(), LOG_WARNING, and musicclass.
Referenced by load_module().
{
static int deprecation_warning = 0;
if (!deprecation_warning) {
deprecation_warning = 1;
ast_log(LOG_WARNING, "SetMusicOnHold application is deprecated and will be removed. Use Set(CHANNEL(musicclass)=...) instead\n");
}
if (ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "SetMusicOnHold requires an argument (class)\n");
return -1;
}
ast_string_field_set(chan, musicclass, data);
return 0;
}
| static int spawn_mp3 | ( | struct mohclass * | class | ) | [static] |
Definition at line 444 of file res_musiconhold.c.
References ast_close_fds_above_n(), ast_copy_string(), ast_log(), ast_opt_high_priority, ast_safe_fork(), ast_set_priority(), ast_strlen_zero(), ast_test_flag, mohclass::dir, errno, LOCAL_MPG_123, LOG_WARNING, MAX_MP3S, MOH_CUSTOM, MOH_QUIET, MOH_SINGLE, MPG_123, and strsep().
Referenced by monmp3thread().
{
int fds[2];
int files = 0;
char fns[MAX_MP3S][80];
char *argv[MAX_MP3S + 50];
char xargs[256];
char *argptr;
int argc = 0;
DIR *dir = NULL;
struct dirent *de;
if (!strcasecmp(class->dir, "nodir")) {
files = 1;
} else {
dir = opendir(class->dir);
if (!dir && strncasecmp(class->dir, "http://", 7)) {
ast_log(LOG_WARNING, "%s is not a valid directory\n", class->dir);
return -1;
}
}
if (!ast_test_flag(class, MOH_CUSTOM)) {
argv[argc++] = "mpg123";
argv[argc++] = "-q";
argv[argc++] = "-s";
argv[argc++] = "--mono";
argv[argc++] = "-r";
argv[argc++] = "8000";
if (!ast_test_flag(class, MOH_SINGLE)) {
argv[argc++] = "-b";
argv[argc++] = "2048";
}
argv[argc++] = "-f";
if (ast_test_flag(class, MOH_QUIET))
argv[argc++] = "4096";
else
argv[argc++] = "8192";
/* Look for extra arguments and add them to the list */
ast_copy_string(xargs, class->args, sizeof(xargs));
argptr = xargs;
while (!ast_strlen_zero(argptr)) {
argv[argc++] = argptr;
strsep(&argptr, ",");
}
} else {
/* Format arguments for argv vector */
ast_copy_string(xargs, class->args, sizeof(xargs));
argptr = xargs;
while (!ast_strlen_zero(argptr)) {
argv[argc++] = argptr;
strsep(&argptr, " ");
}
}
if (!strncasecmp(class->dir, "http://", 7)) {
ast_copy_string(fns[files], class->dir, sizeof(fns[files]));
argv[argc++] = fns[files];
files++;
} else if (dir) {
while ((de = readdir(dir)) && (files < MAX_MP3S)) {
if ((strlen(de->d_name) > 3) &&
((ast_test_flag(class, MOH_CUSTOM) &&
(!strcasecmp(de->d_name + strlen(de->d_name) - 4, ".raw") ||
!strcasecmp(de->d_name + strlen(de->d_name) - 4, ".sln"))) ||
!strcasecmp(de->d_name + strlen(de->d_name) - 4, ".mp3"))) {
ast_copy_string(fns[files], de->d_name, sizeof(fns[files]));
argv[argc++] = fns[files];
files++;
}
}
}
argv[argc] = NULL;
if (dir) {
closedir(dir);
}
if (pipe(fds)) {
ast_log(LOG_WARNING, "Pipe failed\n");
return -1;
}
if (!files) {
ast_log(LOG_WARNING, "Found no files in '%s'\n", class->dir);
close(fds[0]);
close(fds[1]);
return -1;
}
if (!strncasecmp(class->dir, "http://", 7) && time(NULL) - class->start < respawn_time) {
sleep(respawn_time - (time(NULL) - class->start));
}
time(&class->start);
class->pid = ast_safe_fork(0);
if (class->pid < 0) {
close(fds[0]);
close(fds[1]);
ast_log(LOG_WARNING, "Fork failed: %s\n", strerror(errno));
return -1;
}
if (!class->pid) {
if (ast_opt_high_priority)
ast_set_priority(0);
close(fds[0]);
/* Stdout goes to pipe */
dup2(fds[1], STDOUT_FILENO);
/* Close everything else */
ast_close_fds_above_n(STDERR_FILENO);
/* Child */
if (strncasecmp(class->dir, "http://", 7) && strcasecmp(class->dir, "nodir") && chdir(class->dir) < 0) {
ast_log(LOG_WARNING, "chdir() failed: %s\n", strerror(errno));
_exit(1);
}
setpgid(0, getpid());
if (ast_test_flag(class, MOH_CUSTOM)) {
execv(argv[0], argv);
} else {
/* Default install is /usr/local/bin */
execv(LOCAL_MPG_123, argv);
/* Many places have it in /usr/bin */
execv(MPG_123, argv);
/* Check PATH as a last-ditch effort */
execvp("mpg123", argv);
}
/* Can't use logger, since log FDs are closed */
fprintf(stderr, "MOH: exec failed: %s\n", strerror(errno));
close(fds[1]);
_exit(1);
} else {
/* Parent */
close(fds[1]);
}
return fds[0];
}
| static int start_moh_exec | ( | struct ast_channel * | chan, |
| void * | data | ||
| ) | [static] |
Definition at line 769 of file res_musiconhold.c.
References mohclass::args, AST_APP_ARG, AST_DECLARE_APP_ARGS, ast_log(), ast_moh_start(), AST_STANDARD_APP_ARGS, ast_strdupa, LOG_WARNING, ast_channel::name, parse(), and S_OR.
Referenced by load_module().
{
char *parse;
char *class;
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(class);
);
parse = ast_strdupa(data);
AST_STANDARD_APP_ARGS(args, parse);
class = S_OR(args.class, NULL);
if (ast_moh_start(chan, class, NULL))
ast_log(LOG_WARNING, "Unable to start music on hold class '%s' on channel %s\n", class, chan->name);
return 0;
}
| static int stop_moh_exec | ( | struct ast_channel * | chan, |
| void * | data | ||
| ) | [static] |
Definition at line 788 of file res_musiconhold.c.
References ast_moh_stop().
Referenced by load_module().
{
ast_moh_stop(chan);
return 0;
}
| static int unload_module | ( | void | ) | [static] |
Definition at line 1879 of file res_musiconhold.c.
References ao2_t_callback, ARRAY_LEN, ast_cli_unregister_multiple(), ast_log(), ast_moh_destroy(), ast_uninstall_music_functions(), ast_unregister_application(), ast_unregister_atexit(), LOG_WARNING, moh_class_inuse(), and mohclass_unref.
{
int res = 0;
struct mohclass *class = NULL;
/* XXX This check shouldn't be required if module ref counting was being used
* properly ... */
if ((class = ao2_t_callback(mohclasses, 0, moh_class_inuse, NULL, "Module unload callback"))) {
class = mohclass_unref(class, "unref of class from module unload callback");
res = -1;
}
if (res < 0) {
ast_log(LOG_WARNING, "Unable to unload res_musiconhold due to active MOH channels\n");
return res;
}
ast_uninstall_music_functions();
ast_moh_destroy();
res = ast_unregister_application(play_moh);
res |= ast_unregister_application(wait_moh);
res |= ast_unregister_application(set_moh);
res |= ast_unregister_application(start_moh);
res |= ast_unregister_application(stop_moh);
ast_cli_unregister_multiple(cli_moh, ARRAY_LEN(cli_moh));
ast_unregister_atexit(ast_moh_destroy);
return res;
}
| static int wait_moh_exec | ( | struct ast_channel * | chan, |
| void * | data | ||
| ) | [static] |
Definition at line 729 of file res_musiconhold.c.
References ast_log(), ast_moh_start(), ast_moh_stop(), ast_safe_sleep(), LOG_WARNING, and ast_channel::name.
Referenced by load_module().
{
static int deprecation_warning = 0;
int res;
if (!deprecation_warning) {
deprecation_warning = 1;
ast_log(LOG_WARNING, "WaitMusicOnHold application is deprecated and will be removed. Use MusicOnHold with duration parameter instead\n");
}
if (!data || !atoi(data)) {
ast_log(LOG_WARNING, "WaitMusicOnHold requires an argument (number of seconds to wait)\n");
return -1;
}
if (ast_moh_start(chan, NULL, NULL)) {
ast_log(LOG_WARNING, "Unable to start music on hold for %d seconds on channel %s\n", atoi(data), chan->name);
return 0;
}
res = ast_safe_sleep(chan, atoi(data) * 1000);
ast_moh_stop(chan);
return res;
}
Variable Documentation
struct ast_module_info __MODULE_INFO_SECTION __mod_info = { __MODULE_INFO_GLOBALS .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "Music On Hold Resource" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, .reload = reload, } [static] |
Definition at line 1914 of file res_musiconhold.c.
struct ast_module_info* ast_module_info = &__mod_info [static] |
Definition at line 1914 of file res_musiconhold.c.
struct ast_cli_entry cli_moh[] [static] |
{
AST_CLI_DEFINE(handle_cli_moh_reload, "Reload MusicOnHold"),
AST_CLI_DEFINE(handle_cli_moh_show_classes, "List MusicOnHold classes"),
AST_CLI_DEFINE(handle_cli_moh_show_files, "List MusicOnHold file-based classes")
}
Definition at line 1809 of file res_musiconhold.c.
struct ast_flags global_flags[1] = {{0}} [static] |
global MOH_ flags
Definition at line 152 of file res_musiconhold.c.
struct ast_generator moh_file_stream [static] |
Definition at line 436 of file res_musiconhold.c.
struct ao2_container* mohclasses [static] |
Definition at line 192 of file res_musiconhold.c.
struct ast_generator mohgen [static] |
Definition at line 939 of file res_musiconhold.c.
char* play_moh = "MusicOnHold" [static] |
Definition at line 79 of file res_musiconhold.c.
char* play_moh_desc = "Returns 0 when done, -1 on hangup.\n" [static] |
Definition at line 91 of file res_musiconhold.c.
char* play_moh_syn = "Play Music On Hold indefinitely" [static] |
Definition at line 85 of file res_musiconhold.c.
int respawn_time = 20 [static] |
Definition at line 127 of file res_musiconhold.c.
Referenced by _moh_register(), and local_ast_moh_start().
char* set_moh = "SetMusicOnHold" [static] |
Definition at line 81 of file res_musiconhold.c.
char* set_moh_desc = " !!! DEPRECATED. USe Set(CHANNEL(musicclass)=...) instead !!!\n" [static] |
Definition at line 109 of file res_musiconhold.c.
char* set_moh_syn = "Set default Music On Hold class" [static] |
Definition at line 87 of file res_musiconhold.c.
char* start_moh = "StartMusicOnHold" [static] |
Definition at line 82 of file res_musiconhold.c.
char* start_moh_desc = "music source for the channel will be used. Always returns 0.\n" [static] |
Definition at line 119 of file res_musiconhold.c.
char* start_moh_syn = "Play Music On Hold" [static] |
Definition at line 88 of file res_musiconhold.c.
char* stop_moh = "StopMusicOnHold" [static] |
Definition at line 83 of file res_musiconhold.c.
char* stop_moh_desc = "Stops playing music on hold.\n" [static] |
Definition at line 124 of file res_musiconhold.c.
char* stop_moh_syn = "Stop Playing Music On Hold" [static] |
Definition at line 89 of file res_musiconhold.c.
char* wait_moh = "WaitMusicOnHold" [static] |
Definition at line 80 of file res_musiconhold.c.
char* wait_moh_desc = " !!! DEPRECATED. Use MusicOnHold instead !!!\n" [static] |
Definition at line 99 of file res_musiconhold.c.
char* wait_moh_syn = "Wait, playing Music On Hold" [static] |
Definition at line 86 of file res_musiconhold.c.
