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add English device state output (bug #4733, with minor mod)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6174 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Kevin P. Fleming
2005-07-20 00:34:01 +00:00
parent 3db82d8597
commit 1c30af0622
3 changed files with 33 additions and 10 deletions
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35
devicestate.c
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@@ -27,6 +27,16 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include "asterisk/pbx.h"
#include "asterisk/options.h"
static const char *devstatestring[] = {
/* 0 AST_DEVICE_UNKNOWN */ "Unknown", /* Valid, but unknown state */
/* 1 AST_DEVICE_NOT_INUSE */ "Not in use", /* Not used */
/* 2 AST_DEVICE IN USE */ "In use", /* In use */
/* 3 AST_DEVICE_BUSY */ "Busy", /* Busy */
/* 4 AST_DEVICE_INVALID */ "Invalid", /* Invalid - not known to Asterisk */
/* 5 AST_DEVICE_UNAVAILABLE */ "Unavailable", /* Unavailable (not registred) */
/* 6 AST_DEVICE_RINGING */ "Ringing" /* Ring, ring, ring */
};
/* ast_devstate_cb: A device state watcher (callback) */
struct devstate_cb {
void *data;
@@ -46,6 +56,13 @@ static AST_LIST_HEAD_STATIC(state_changes, state_change);
static pthread_t change_thread = AST_PTHREADT_NULL;
static pthread_cond_t change_pending;
/*--- devstate2str: Find devicestate as text message for output */
const char *devstate2str(int devstate)
{
return devstatestring[devstate];
}
/*--- ast_parse_device_state: Find out if device is active in a call or not */
int ast_parse_device_state(const char *device)
{
struct ast_channel *chan;
@@ -69,6 +86,7 @@ int ast_parse_device_state(const char *device)
return res;
}
/*--- ast_device_state: Check device state through channel specific function or generic function */
int ast_device_state(const char *device)
{
char *buf;
@@ -81,16 +99,16 @@ int ast_device_state(const char *device)
tech = strsep(&buf, "/");
number = buf;
if (!number)
return AST_DEVICE_INVALID;
return AST_DEVICE_INVALID;
chan_tech = ast_get_channel_tech(tech);
if (!chan_tech)
return AST_DEVICE_INVALID;
if (!chan_tech->devicestate)
return ast_parse_device_state(device);
if (!chan_tech->devicestate) /* Does the channel driver support device state notification? */
return ast_parse_device_state(device); /* No, try the generic function */
else {
res = chan_tech->devicestate(number);
res = chan_tech->devicestate(number); /* Ask the channel driver for device state */
if (res == AST_DEVICE_UNKNOWN)
return ast_parse_device_state(device);
else
@@ -145,7 +163,7 @@ static void do_state_change(const char *device)
state = ast_device_state(device);
if (option_debug > 2)
ast_log(LOG_DEBUG, "Changing state for %s - state %d\n", device, state);
ast_log(LOG_DEBUG, "Changing state for %s - state %d (%s)\n", device, state, devstate2str(state));
AST_LIST_LOCK(&devstate_cbs);
AST_LIST_TRAVERSE(&devstate_cbs, devcb, list)
@@ -155,6 +173,7 @@ static void do_state_change(const char *device)
ast_hint_state_changed(device);
}
/*--- ast_device_state_changed: Accept change notification, add it to change queue */
int ast_device_state_changed(const char *fmt, ...)
{
char buf[AST_MAX_EXTENSION];
@@ -191,7 +210,8 @@ int ast_device_state_changed(const char *fmt, ...)
return 1;
}
static void *do_changes(void *data)
/*--- do_devstate_changes: Go through the dev state change queue and update changes in the dev state thread */
static void *do_devstate_changes(void *data)
{
struct state_change *cur;
@@ -215,6 +235,7 @@ static void *do_changes(void *data)
return NULL;
}
/*--- ast_device_state_engine_init: Initialize the device state engine in separate thread */
int ast_device_state_engine_init(void)
{
pthread_attr_t attr;
@@ -222,7 +243,7 @@ int ast_device_state_engine_init(void)
pthread_cond_init(&change_pending, NULL);
pthread_attr_init(&attr);
pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
if (ast_pthread_create(&change_thread, &attr, do_changes, NULL) < 0) {
if (ast_pthread_create(&change_thread, &attr, do_devstate_changes, NULL) < 0) {
ast_log(LOG_ERROR, "Unable to start device state change thread.\n");
return -1;
}