1 /* Copyright 2016 IBM 2 * 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 * 15 */ 16 17 #define _GNU_SOURCE 18 #include <stdarg.h> 19 #include <stdbool.h> 20 #include <stdio.h> 21 #include <stdint.h> 22 #include <string.h> 23 #include <sys/types.h> 24 #include <syslog.h> 25 #include <time.h> 26 27 #include "common.h" 28 29 void (*mbox_vlog)(int p, const char *fmt, va_list args); 30 31 enum verbose verbosity; 32 33 void mbox_log_console(int p, const char *fmt, va_list args) 34 { 35 struct timespec time; 36 FILE *s = (p < LOG_WARNING) ? stdout : stderr; 37 38 clock_gettime(CLOCK_REALTIME, &time); 39 40 fprintf(s, "[%s %ld.%.9ld] ", PREFIX, time.tv_sec, time.tv_nsec); 41 42 vfprintf(s, fmt, args); 43 } 44 45 __attribute__((format(printf, 2, 3))) 46 void mbox_log(int p, const char *fmt, ...) 47 { 48 va_list args; 49 50 va_start(args, fmt); 51 mbox_vlog(p, fmt, args); 52 va_end(args); 53 } 54 55 uint16_t get_u16(uint8_t *ptr) 56 { 57 return le16toh(*(uint16_t *)ptr); 58 } 59 60 void put_u16(uint8_t *ptr, uint16_t val) 61 { 62 val = htole16(val); 63 memcpy(ptr, &val, sizeof(val)); 64 } 65 66 uint32_t get_u32(uint8_t *ptr) 67 { 68 return le32toh(*(uint32_t *)ptr); 69 } 70 71 void put_u32(uint8_t *ptr, uint32_t val) 72 { 73 val = htole32(val); 74 memcpy(ptr, &val, sizeof(val)); 75 } 76 77