#include "config.h"
#include <assert.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include "mosquitto_internal.h"
#include "mosquitto.h"
#include "memory_mosq.h"
int log__printf(struct mosquitto *mosq, int priority, const char *fmt, ...)
{
va_list va;
char *s;
size_t len;
assert(mosq);
assert(fmt);
pthread_mutex_lock(&mosq->log_callback_mutex);
if(mosq->on_log){
len = strlen(fmt) + 500;
s = mosquitto__malloc(len*sizeof(char));
if(!s){
pthread_mutex_unlock(&mosq->log_callback_mutex);
return MOSQ_ERR_NOMEM;
}
va_start(va, fmt);
vsnprintf(s, len, fmt, va);
va_end(va);
s[len-1] = '\0';
mosq->on_log(mosq, mosq->userdata, priority, s);
mosquitto__free(s);
}
pthread_mutex_unlock(&mosq->log_callback_mutex);
return MOSQ_ERR_SUCCESS;
}