blob: 540cec59b394c7cebedab565fe978cb4862cfcfa [file] [log] [blame]
/* Copyright 2016 IBM
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#define _GNU_SOURCE
#include <stdarg.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <sys/types.h>
#include <syslog.h>
#include <time.h>
#include "common.h"
void (*mbox_vlog)(int p, const char *fmt, va_list args);
enum verbose verbosity;
void mbox_log_console(int p, const char *fmt, va_list args)
{
struct timespec time;
FILE *s = (p < LOG_WARNING) ? stdout : stderr;
clock_gettime(CLOCK_REALTIME, &time);
fprintf(s, "[%s %ld.%.9ld] ", PREFIX, time.tv_sec, time.tv_nsec);
vfprintf(s, fmt, args);
}
__attribute__((format(printf, 2, 3)))
void mbox_log(int p, const char *fmt, ...)
{
static bool warned = false;
va_list args;
if (!mbox_vlog) {
if (!warned) {
fprintf(stderr, "Logging backend not configured, "
"log output disabled\n");
warned = true;
}
return;
}
va_start(args, fmt);
mbox_vlog(p, fmt, args);
va_end(args);
}
uint16_t get_u16(uint8_t *ptr)
{
return le16toh(*(uint16_t *)ptr);
}
void put_u16(uint8_t *ptr, uint16_t val)
{
val = htole16(val);
memcpy(ptr, &val, sizeof(val));
}
uint32_t get_u32(uint8_t *ptr)
{
return le32toh(*(uint32_t *)ptr);
}
void put_u32(uint8_t *ptr, uint32_t val)
{
val = htole32(val);
memcpy(ptr, &val, sizeof(val));
}