Tiny SNTP(NTP) Client
Dependencies: EthernetNetIf mbed
TinySNTP.h
- Committer:
- okini3939
- Date:
- 2011-07-28
- Revision:
- 1:d3c1871be1e9
- Parent:
- 0:41e7cfdbd23a
File content as of revision 1:d3c1871be1e9:
/* * mbed Tiny SNTP(NTP) Client * Copyright (c) 2011 Hiroshi Suga * Released under the MIT License: http://mbed.org/license/mit */ /** @file * @brief Tiny DNS Resolver */ #ifndef TinySNTP_h #define TinySNTP_h #include <inttypes.h> #define DEBUG #define NTP_PORT 123 #define NTP_SRC_PORT 50420 #define NTP_TIMESTAMP_DELTA 2208988800ull #define NTP_TIMEOUT 15000 // ms struct SNTPPacket { uint8_t info; uint8_t stratum; uint8_t poll; uint8_t precision; uint32_t rootDelay; uint32_t rootDispersion; uint32_t refId; uint32_t refTm_s; uint32_t refTm_f; uint32_t origTm_s; uint32_t origTm_f; uint32_t rxTm_s; uint32_t rxTm_f; uint32_t txTm_s; uint32_t txTm_f; } __attribute__((packed)); int createSntpRequest (char*); int getSntpResponse (const char*, uint32_t *time); /** resolv host by name * @param name NTP server * @param tim time (return) * @return 0:success, -1:failue */ int ntpdate (const char* name, uint32_t *tim); #endif