1 /*
2  * Copyright (C) 2015-2018 Alibaba Group Holding Limited
3  */
4 
5 #ifndef NTP_H
6 #define NTP_H
7 
8 #if defined(__cplusplus) /* If this is a C++ compiler, use C linkage */
9 extern "C" {
10 #endif
11 
12 #define TOPIC_NTP            "/ext/ntp/%s/%s/request"
13 #define TOPIC_NTP_REPLY      "/ext/ntp/%s/%s/response"
14 
15 #define NTP_TIME_STR_MAX_LEN (20)
16 
17 int linkkit_ntp_time_request(void (*)(const char *ntp_offset_time_ms));
18 
19 #if defined(__cplusplus) /* If this is a C++ compiler, use C linkage */
20 }
21 #endif
22 
23 #endif
24