freeswitch php esl,FreeSWITCH的ESL消息接口
FreeSWITCH的ESL消息接口
tags：FreeSWITCH ESL SOCKET 创建时间：2015-11-22 20:48:25
```c
ESL_DECLARE(esl_status_t) esl_send(esl_handle_t handle, const charcmd)
{
const char *e = cmd + strlen(cmd) -1;
if (!handle || !handle->connected || handle->sock == ESL_SOCK_INVALID) {
return ESL_FAIL;
}
esl_log(ESL_LOG_DEBUG, "SEND\n%s\n", cmd);
if (send(handle->sock, cmd, strlen(cmd), 0) != (int)strlen(cmd)) {
handle->connected = 0;
if (!(strerror_r(handle->errnum, handle->err, sizeof(handle->err))))
*(handle->err)=0;
return ESL_FAIL;
}
if (!(*e == '\n' && *(e-1) == '\n')) {
if (send(handle->sock, "\n\n", 2, 0) != 2) {
handle->connected = 0;
if (!(strerror_r(handle->errnum, handle->err, sizeof(handle->err))))
*(handle->err)=0;
return ESL_FAIL;
}
}
return ESL_SUCCESS;
}
ESL_DECLARE(esl_status_t) esl_send_recv_timed(esl_handle_t handle, const charcmd, uint32_t ms)
{
const char *hval;
esl_status_t status;
if (!handle || !handle->connected || handle->sock == ESL_SOCK_INVALID) {
return ESL_FAIL;
}
esl_mutex_lock(handle->mutex);
if (!handle->connected || handle->sock == ESL_SOCK_INVALID) {
handle->connected = 0;
esl_mutex_unlock(handle->mutex);
return ESL_FAIL;
}
esl_event_safe_destroy(&handle->last_sr_event);
*handle->last_sr_reply = '\0';
if ((status = esl_send(handle, cmd))) {
esl_mutex_unlock(handle->mutex);
return status;
}
recv:
esl_event_safe_destroy(&handle->last_sr_event);
*handle->last_sr_reply = '\0';
status = esl_recv_event_timed(handle, ms, 0, &handle->last_sr_event);
if (handle->last_sr_event) {
char *ct = esl_event_get_header(handle->last_sr_event,"content-type");
if (strcasecmp(ct, "api/response") && strcasecmp(ct, "command/reply")) {
esl_event_t *ep;
for(ep = handle->race_event; ep && ep->next; ep = ep->next);
if (ep) {
ep->next = handle->last_sr_event;
} else {
handle->race_event = handle->last_sr_event;
}
handle->last_sr_event = NULL;
esl_mutex_unlock(handle->mutex);
esl_mutex_lock(handle->mutex);
if (!handle->connected || handle->sock == ESL_SOCK_INVALID) {
handle->connected = 0;
esl_mutex_unlock(handle->mutex);
return ESL_FAIL;
}
goto recv;
}
if (handle->last_sr_event) {
hval = esl_event_get_header(handle->last_sr_event, "reply-text");
if (!esl_strlen_zero(hval)) {
strncpy(handle->last_sr_reply, hval, sizeof(handle->last_sr_reply));
}
}
}
esl_mutex_unlock(handle->mutex);
return status;
}
```
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