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258 lines
15 KiB
C
258 lines
15 KiB
C
/****************************************************************************
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** File name : HTSntp.h
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** Description : sntp header
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** Create date : 2019.09.01
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** Auther by : Liuyx
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** Version info : V1.0.01
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** Copyright (C) 2002-2019 xi'an huatek, Inc Co., Ltd
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** Update record:
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** DATE AUTHER DESC
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** -------------------------------------------------------------------------
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** 2019.09.01 Liuyx first build
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****************************************************************************/
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#ifndef __HT_SNTP_H
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#define __HT_SNTP_H
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#include "HTNtptime.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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//Representation of an NTP timestamp
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//Lookup table to convert from Milliseconds (hence 1000 Entries)
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//to fractions of a second expressed as a ulong
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static ulong m_Ms2NTP[1000]=
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{
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0x00000000, 0x00418937, 0x0083126f, 0x00c49ba6, 0x010624dd, 0x0147ae14,
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0x0189374c, 0x01cac083, 0x020c49ba, 0x024dd2f2, 0x028f5c29, 0x02d0e560,
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0x03126e98, 0x0353f7cf, 0x03958106, 0x03d70a3d, 0x04189375, 0x045a1cac,
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0x049ba5e3, 0x04dd2f1b, 0x051eb852, 0x05604189, 0x05a1cac1, 0x05e353f8,
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0x0624dd2f, 0x06666666, 0x06a7ef9e, 0x06e978d5, 0x072b020c, 0x076c8b44,
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0x07ae147b, 0x07ef9db2, 0x083126e9, 0x0872b021, 0x08b43958, 0x08f5c28f,
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0x09374bc7, 0x0978d4fe, 0x09ba5e35, 0x09fbe76d, 0x0a3d70a4, 0x0a7ef9db,
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0x0ac08312, 0x0b020c4a, 0x0b439581, 0x0b851eb8, 0x0bc6a7f0, 0x0c083127,
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0x0c49ba5e, 0x0c8b4396, 0x0ccccccd, 0x0d0e5604, 0x0d4fdf3b, 0x0d916873,
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0x0dd2f1aa, 0x0e147ae1, 0x0e560419, 0x0e978d50, 0x0ed91687, 0x0f1a9fbe,
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0x0f5c28f6, 0x0f9db22d, 0x0fdf3b64, 0x1020c49c, 0x10624dd3, 0x10a3d70a,
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0x10e56042, 0x1126e979, 0x116872b0, 0x11a9fbe7, 0x11eb851f, 0x122d0e56,
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0x126e978d, 0x12b020c5, 0x12f1a9fc, 0x13333333, 0x1374bc6a, 0x13b645a2,
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0x13f7ced9, 0x14395810, 0x147ae148, 0x14bc6a7f, 0x14fdf3b6, 0x153f7cee,
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0x15810625, 0x15c28f5c, 0x16041893, 0x1645a1cb, 0x16872b02, 0x16c8b439,
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0x170a3d71, 0x174bc6a8, 0x178d4fdf, 0x17ced917, 0x1810624e, 0x1851eb85,
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0x189374bc, 0x18d4fdf4, 0x1916872b, 0x19581062, 0x1999999a, 0x19db22d1,
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0x1a1cac08, 0x1a5e353f, 0x1a9fbe77, 0x1ae147ae, 0x1b22d0e5, 0x1b645a1d,
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0x1ba5e354, 0x1be76c8b, 0x1c28f5c3, 0x1c6a7efa, 0x1cac0831, 0x1ced9168,
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0x1d2f1aa0, 0x1d70a3d7, 0x1db22d0e, 0x1df3b646, 0x1e353f7d, 0x1e76c8b4,
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0x1eb851ec, 0x1ef9db23, 0x1f3b645a, 0x1f7ced91, 0x1fbe76c9, 0x20000000,
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0x20418937, 0x2083126f, 0x20c49ba6, 0x210624dd, 0x2147ae14, 0x2189374c,
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0x21cac083, 0x220c49ba, 0x224dd2f2, 0x228f5c29, 0x22d0e560, 0x23126e98,
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0x2353f7cf, 0x23958106, 0x23d70a3d, 0x24189375, 0x245a1cac, 0x249ba5e3,
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0x24dd2f1b, 0x251eb852, 0x25604189, 0x25a1cac1, 0x25e353f8, 0x2624dd2f,
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0x26666666, 0x26a7ef9e, 0x26e978d5, 0x272b020c, 0x276c8b44, 0x27ae147b,
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0x27ef9db2, 0x283126e9, 0x2872b021, 0x28b43958, 0x28f5c28f, 0x29374bc7,
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0x2978d4fe, 0x29ba5e35, 0x29fbe76d, 0x2a3d70a4, 0x2a7ef9db, 0x2ac08312,
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0x2b020c4a, 0x2b439581, 0x2b851eb8, 0x2bc6a7f0, 0x2c083127, 0x2c49ba5e,
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0x2c8b4396, 0x2ccccccd, 0x2d0e5604, 0x2d4fdf3b, 0x2d916873, 0x2dd2f1aa,
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0x2e147ae1, 0x2e560419, 0x2e978d50, 0x2ed91687, 0x2f1a9fbe, 0x2f5c28f6,
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0x2f9db22d, 0x2fdf3b64, 0x3020c49c, 0x30624dd3, 0x30a3d70a, 0x30e56042,
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0x3126e979, 0x316872b0, 0x31a9fbe7, 0x31eb851f, 0x322d0e56, 0x326e978d,
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0x32b020c5, 0x32f1a9fc, 0x33333333, 0x3374bc6a, 0x33b645a2, 0x33f7ced9,
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0x34395810, 0x347ae148, 0x34bc6a7f, 0x34fdf3b6, 0x353f7cee, 0x35810625,
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0x35c28f5c, 0x36041893, 0x3645a1cb, 0x36872b02, 0x36c8b439, 0x370a3d71,
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0x374bc6a8, 0x378d4fdf, 0x37ced917, 0x3810624e, 0x3851eb85, 0x389374bc,
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0x38d4fdf4, 0x3916872b, 0x39581062, 0x3999999a, 0x39db22d1, 0x3a1cac08,
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0x3a5e353f, 0x3a9fbe77, 0x3ae147ae, 0x3b22d0e5, 0x3b645a1d, 0x3ba5e354,
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0x3be76c8b, 0x3c28f5c3, 0x3c6a7efa, 0x3cac0831, 0x3ced9168, 0x3d2f1aa0,
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0x3d70a3d7, 0x3db22d0e, 0x3df3b646, 0x3e353f7d, 0x3e76c8b4, 0x3eb851ec,
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0x3ef9db23, 0x3f3b645a, 0x3f7ced91, 0x3fbe76c9, 0x40000000, 0x40418937,
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0x4083126f, 0x40c49ba6, 0x410624dd, 0x4147ae14, 0x4189374c, 0x41cac083,
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0x420c49ba, 0x424dd2f2, 0x428f5c29, 0x42d0e560, 0x43126e98, 0x4353f7cf,
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0x43958106, 0x43d70a3d, 0x44189375, 0x445a1cac, 0x449ba5e3, 0x44dd2f1b,
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0x451eb852, 0x45604189, 0x45a1cac1, 0x45e353f8, 0x4624dd2f, 0x46666666,
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0x46a7ef9e, 0x46e978d5, 0x472b020c, 0x476c8b44, 0x47ae147b, 0x47ef9db2,
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0x483126e9, 0x4872b021, 0x48b43958, 0x48f5c28f, 0x49374bc7, 0x4978d4fe,
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0x49ba5e35, 0x49fbe76d, 0x4a3d70a4, 0x4a7ef9db, 0x4ac08312, 0x4b020c4a,
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0x4b439581, 0x4b851eb8, 0x4bc6a7f0, 0x4c083127, 0x4c49ba5e, 0x4c8b4396,
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0x4ccccccd, 0x4d0e5604, 0x4d4fdf3b, 0x4d916873, 0x4dd2f1aa, 0x4e147ae1,
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0x4e560419, 0x4e978d50, 0x4ed91687, 0x4f1a9fbe, 0x4f5c28f6, 0x4f9db22d,
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0x4fdf3b64, 0x5020c49c, 0x50624dd3, 0x50a3d70a, 0x50e56042, 0x5126e979,
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0x516872b0, 0x51a9fbe7, 0x51eb851f, 0x522d0e56, 0x526e978d, 0x52b020c5,
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0x52f1a9fc, 0x53333333, 0x5374bc6a, 0x53b645a2, 0x53f7ced9, 0x54395810,
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0x547ae148, 0x54bc6a7f, 0x54fdf3b6, 0x553f7cee, 0x55810625, 0x55c28f5c,
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0x56041893, 0x5645a1cb, 0x56872b02, 0x56c8b439, 0x570a3d71, 0x574bc6a8,
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0x578d4fdf, 0x57ced917, 0x5810624e, 0x5851eb85, 0x589374bc, 0x58d4fdf4,
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0x5916872b, 0x59581062, 0x5999999a, 0x59db22d1, 0x5a1cac08, 0x5a5e353f,
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0x5a9fbe77, 0x5ae147ae, 0x5b22d0e5, 0x5b645a1d, 0x5ba5e354, 0x5be76c8b,
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0x5c28f5c3, 0x5c6a7efa, 0x5cac0831, 0x5ced9168, 0x5d2f1aa0, 0x5d70a3d7,
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0x5db22d0e, 0x5df3b646, 0x5e353f7d, 0x5e76c8b4, 0x5eb851ec, 0x5ef9db23,
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0x5f3b645a, 0x5f7ced91, 0x5fbe76c9, 0x60000000, 0x60418937, 0x6083126f,
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0x60c49ba6, 0x610624dd, 0x6147ae14, 0x6189374c, 0x61cac083, 0x620c49ba,
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0x624dd2f2, 0x628f5c29, 0x62d0e560, 0x63126e98, 0x6353f7cf, 0x63958106,
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0x63d70a3d, 0x64189375, 0x645a1cac, 0x649ba5e3, 0x64dd2f1b, 0x651eb852,
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0x65604189, 0x65a1cac1, 0x65e353f8, 0x6624dd2f, 0x66666666, 0x66a7ef9e,
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0x66e978d5, 0x672b020c, 0x676c8b44, 0x67ae147b, 0x67ef9db2, 0x683126e9,
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0x6872b021, 0x68b43958, 0x68f5c28f, 0x69374bc7, 0x6978d4fe, 0x69ba5e35,
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0x69fbe76d, 0x6a3d70a4, 0x6a7ef9db, 0x6ac08312, 0x6b020c4a, 0x6b439581,
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0x6b851eb8, 0x6bc6a7f0, 0x6c083127, 0x6c49ba5e, 0x6c8b4396, 0x6ccccccd,
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0x6d0e5604, 0x6d4fdf3b, 0x6d916873, 0x6dd2f1aa, 0x6e147ae1, 0x6e560419,
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0x6e978d50, 0x6ed91687, 0x6f1a9fbe, 0x6f5c28f6, 0x6f9db22d, 0x6fdf3b64,
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0x7020c49c, 0x70624dd3, 0x70a3d70a, 0x70e56042, 0x7126e979, 0x716872b0,
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0x71a9fbe7, 0x71eb851f, 0x722d0e56, 0x726e978d, 0x72b020c5, 0x72f1a9fc,
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0x73333333, 0x7374bc6a, 0x73b645a2, 0x73f7ced9, 0x74395810, 0x747ae148,
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0x74bc6a7f, 0x74fdf3b6, 0x753f7cee, 0x75810625, 0x75c28f5c, 0x76041893,
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0x7645a1cb, 0x76872b02, 0x76c8b439, 0x770a3d71, 0x774bc6a8, 0x778d4fdf,
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0x77ced917, 0x7810624e, 0x7851eb85, 0x789374bc, 0x78d4fdf4, 0x7916872b,
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0x79581062, 0x7999999a, 0x79db22d1, 0x7a1cac08, 0x7a5e353f, 0x7a9fbe77,
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0x7ae147ae, 0x7b22d0e5, 0x7b645a1d, 0x7ba5e354, 0x7be76c8b, 0x7c28f5c3,
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0x7c6a7efa, 0x7cac0831, 0x7ced9168, 0x7d2f1aa0, 0x7d70a3d7, 0x7db22d0e,
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0x7df3b646, 0x7e353f7d, 0x7e76c8b4, 0x7eb851ec, 0x7ef9db23, 0x7f3b645a,
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0x7f7ced91, 0x7fbe76c9, 0x80000000, 0x80418937, 0x8083126f, 0x80c49ba6,
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0x810624dd, 0x8147ae14, 0x8189374c, 0x81cac083, 0x820c49ba, 0x824dd2f2,
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0x828f5c29, 0x82d0e560, 0x83126e98, 0x8353f7cf, 0x83958106, 0x83d70a3d,
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0x84189375, 0x845a1cac, 0x849ba5e3, 0x84dd2f1b, 0x851eb852, 0x85604189,
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0x85a1cac1, 0x85e353f8, 0x8624dd2f, 0x86666666, 0x86a7ef9e, 0x86e978d5,
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0x872b020c, 0x876c8b44, 0x87ae147b, 0x87ef9db2, 0x883126e9, 0x8872b021,
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0x88b43958, 0x88f5c28f, 0x89374bc7, 0x8978d4fe, 0x89ba5e35, 0x89fbe76d,
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0x8a3d70a4, 0x8a7ef9db, 0x8ac08312, 0x8b020c4a, 0x8b439581, 0x8b851eb8,
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0x8bc6a7f0, 0x8c083127, 0x8c49ba5e, 0x8c8b4396, 0x8ccccccd, 0x8d0e5604,
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0x8d4fdf3b, 0x8d916873, 0x8dd2f1aa, 0x8e147ae1, 0x8e560419, 0x8e978d50,
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0x8ed91687, 0x8f1a9fbe, 0x8f5c28f6, 0x8f9db22d, 0x8fdf3b64, 0x9020c49c,
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0x90624dd3, 0x90a3d70a, 0x90e56042, 0x9126e979, 0x916872b0, 0x91a9fbe7,
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0x91eb851f, 0x922d0e56, 0x926e978d, 0x92b020c5, 0x92f1a9fc, 0x93333333,
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0x9374bc6a, 0x93b645a2, 0x93f7ced9, 0x94395810, 0x947ae148, 0x94bc6a7f,
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0x94fdf3b6, 0x953f7cee, 0x95810625, 0x95c28f5c, 0x96041893, 0x9645a1cb,
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0x96872b02, 0x96c8b439, 0x970a3d71, 0x974bc6a8, 0x978d4fdf, 0x97ced917,
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0x9810624e, 0x9851eb85, 0x989374bc, 0x98d4fdf4, 0x9916872b, 0x99581062,
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0x9999999a, 0x99db22d1, 0x9a1cac08, 0x9a5e353f, 0x9a9fbe77, 0x9ae147ae,
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0x9b22d0e5, 0x9b645a1d, 0x9ba5e354, 0x9be76c8b, 0x9c28f5c3, 0x9c6a7efa,
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0x9cac0831, 0x9ced9168, 0x9d2f1aa0, 0x9d70a3d7, 0x9db22d0e, 0x9df3b646,
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0x9e353f7d, 0x9e76c8b4, 0x9eb851ec, 0x9ef9db23, 0x9f3b645a, 0x9f7ced91,
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0x9fbe76c9, 0xa0000000, 0xa0418937, 0xa083126f, 0xa0c49ba6, 0xa10624dd,
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0xa147ae14, 0xa189374c, 0xa1cac083, 0xa20c49ba, 0xa24dd2f2, 0xa28f5c29,
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0xa2d0e560, 0xa3126e98, 0xa353f7cf, 0xa3958106, 0xa3d70a3d, 0xa4189375,
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0xa45a1cac, 0xa49ba5e3, 0xa4dd2f1b, 0xa51eb852, 0xa5604189, 0xa5a1cac1,
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0xa5e353f8, 0xa624dd2f, 0xa6666666, 0xa6a7ef9e, 0xa6e978d5, 0xa72b020c,
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0xa76c8b44, 0xa7ae147b, 0xa7ef9db2, 0xa83126e9, 0xa872b021, 0xa8b43958,
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0xa8f5c28f, 0xa9374bc7, 0xa978d4fe, 0xa9ba5e35, 0xa9fbe76d, 0xaa3d70a4,
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0xaa7ef9db, 0xaac08312, 0xab020c4a, 0xab439581, 0xab851eb8, 0xabc6a7f0,
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0xac083127, 0xac49ba5e, 0xac8b4396, 0xaccccccd, 0xad0e5604, 0xad4fdf3b,
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0xad916873, 0xadd2f1aa, 0xae147ae1, 0xae560419, 0xae978d50, 0xaed91687,
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0xaf1a9fbe, 0xaf5c28f6, 0xaf9db22d, 0xafdf3b64, 0xb020c49c, 0xb0624dd3,
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0xb0a3d70a, 0xb0e56042, 0xb126e979, 0xb16872b0, 0xb1a9fbe7, 0xb1eb851f,
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0xb22d0e56, 0xb26e978d, 0xb2b020c5, 0xb2f1a9fc, 0xb3333333, 0xb374bc6a,
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0xb3b645a2, 0xb3f7ced9, 0xb4395810, 0xb47ae148, 0xb4bc6a7f, 0xb4fdf3b6,
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0xb53f7cee, 0xb5810625, 0xb5c28f5c, 0xb6041893, 0xb645a1cb, 0xb6872b02,
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0xb6c8b439, 0xb70a3d71, 0xb74bc6a8, 0xb78d4fdf, 0xb7ced917, 0xb810624e,
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0xb851eb85, 0xb89374bc, 0xb8d4fdf4, 0xb916872b, 0xb9581062, 0xb999999a,
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0xb9db22d1, 0xba1cac08, 0xba5e353f, 0xba9fbe77, 0xbae147ae, 0xbb22d0e5,
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0xbb645a1d, 0xbba5e354, 0xbbe76c8b, 0xbc28f5c3, 0xbc6a7efa, 0xbcac0831,
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0xbced9168, 0xbd2f1aa0, 0xbd70a3d7, 0xbdb22d0e, 0xbdf3b646, 0xbe353f7d,
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0xbe76c8b4, 0xbeb851ec, 0xbef9db23, 0xbf3b645a, 0xbf7ced91, 0xbfbe76c9,
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0xc0000000, 0xc0418937, 0xc083126f, 0xc0c49ba6, 0xc10624dd, 0xc147ae14,
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0xc189374c, 0xc1cac083, 0xc20c49ba, 0xc24dd2f2, 0xc28f5c29, 0xc2d0e560,
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0xc3126e98, 0xc353f7cf, 0xc3958106, 0xc3d70a3d, 0xc4189375, 0xc45a1cac,
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0xc49ba5e3, 0xc4dd2f1b, 0xc51eb852, 0xc5604189, 0xc5a1cac1, 0xc5e353f8,
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0xc624dd2f, 0xc6666666, 0xc6a7ef9e, 0xc6e978d5, 0xc72b020c, 0xc76c8b44,
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0xc7ae147b, 0xc7ef9db2, 0xc83126e9, 0xc872b021, 0xc8b43958, 0xc8f5c28f,
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0xc9374bc7, 0xc978d4fe, 0xc9ba5e35, 0xc9fbe76d, 0xca3d70a4, 0xca7ef9db,
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0xcac08312, 0xcb020c4a, 0xcb439581, 0xcb851eb8, 0xcbc6a7f0, 0xcc083127,
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0xcc49ba5e, 0xcc8b4396, 0xcccccccd, 0xcd0e5604, 0xcd4fdf3b, 0xcd916873,
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0xcdd2f1aa, 0xce147ae1, 0xce560419, 0xce978d50, 0xced91687, 0xcf1a9fbe,
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0xcf5c28f6, 0xcf9db22d, 0xcfdf3b64, 0xd020c49c, 0xd0624dd3, 0xd0a3d70a,
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0xd0e56042, 0xd126e979, 0xd16872b0, 0xd1a9fbe7, 0xd1eb851f, 0xd22d0e56,
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0xd26e978d, 0xd2b020c5, 0xd2f1a9fc, 0xd3333333, 0xd374bc6a, 0xd3b645a2,
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0xd3f7ced9, 0xd4395810, 0xd47ae148, 0xd4bc6a7f, 0xd4fdf3b6, 0xd53f7cee,
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0xd5810625, 0xd5c28f5c, 0xd6041893, 0xd645a1cb, 0xd6872b02, 0xd6c8b439,
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0xd70a3d71, 0xd74bc6a8, 0xd78d4fdf, 0xd7ced917, 0xd810624e, 0xd851eb85,
|
|
0xd89374bc, 0xd8d4fdf4, 0xd916872b, 0xd9581062, 0xd999999a, 0xd9db22d1,
|
|
0xda1cac08, 0xda5e353f, 0xda9fbe77, 0xdae147ae, 0xdb22d0e5, 0xdb645a1d,
|
|
0xdba5e354, 0xdbe76c8b, 0xdc28f5c3, 0xdc6a7efa, 0xdcac0831, 0xdced9168,
|
|
0xdd2f1aa0, 0xdd70a3d7, 0xddb22d0e, 0xddf3b646, 0xde353f7d, 0xde76c8b4,
|
|
0xdeb851ec, 0xdef9db23, 0xdf3b645a, 0xdf7ced91, 0xdfbe76c9, 0xe0000000,
|
|
0xe0418937, 0xe083126f, 0xe0c49ba6, 0xe10624dd, 0xe147ae14, 0xe189374c,
|
|
0xe1cac083, 0xe20c49ba, 0xe24dd2f2, 0xe28f5c29, 0xe2d0e560, 0xe3126e98,
|
|
0xe353f7cf, 0xe3958106, 0xe3d70a3d, 0xe4189375, 0xe45a1cac, 0xe49ba5e3,
|
|
0xe4dd2f1b, 0xe51eb852, 0xe5604189, 0xe5a1cac1, 0xe5e353f8, 0xe624dd2f,
|
|
0xe6666666, 0xe6a7ef9e, 0xe6e978d5, 0xe72b020c, 0xe76c8b44, 0xe7ae147b,
|
|
0xe7ef9db2, 0xe83126e9, 0xe872b021, 0xe8b43958, 0xe8f5c28f, 0xe9374bc7,
|
|
0xe978d4fe, 0xe9ba5e35, 0xe9fbe76d, 0xea3d70a4, 0xea7ef9db, 0xeac08312,
|
|
0xeb020c4a, 0xeb439581, 0xeb851eb8, 0xebc6a7f0, 0xec083127, 0xec49ba5e,
|
|
0xec8b4396, 0xeccccccd, 0xed0e5604, 0xed4fdf3b, 0xed916873, 0xedd2f1aa,
|
|
0xee147ae1, 0xee560419, 0xee978d50, 0xeed91687, 0xef1a9fbe, 0xef5c28f6,
|
|
0xef9db22d, 0xefdf3b64, 0xf020c49c, 0xf0624dd3, 0xf0a3d70a, 0xf0e56042,
|
|
0xf126e979, 0xf16872b0, 0xf1a9fbe7, 0xf1eb851f, 0xf22d0e56, 0xf26e978d,
|
|
0xf2b020c5, 0xf2f1a9fc, 0xf3333333, 0xf374bc6a, 0xf3b645a2, 0xf3f7ced9,
|
|
0xf4395810, 0xf47ae148, 0xf4bc6a7f, 0xf4fdf3b6, 0xf53f7cee, 0xf5810625,
|
|
0xf5c28f5c, 0xf6041893, 0xf645a1cb, 0xf6872b02, 0xf6c8b439, 0xf70a3d71,
|
|
0xf74bc6a8, 0xf78d4fdf, 0xf7ced917, 0xf810624e, 0xf851eb85, 0xf89374bc,
|
|
0xf8d4fdf4, 0xf916872b, 0xf9581062, 0xf999999a, 0xf9db22d1, 0xfa1cac08,
|
|
0xfa5e353f, 0xfa9fbe77, 0xfae147ae, 0xfb22d0e5, 0xfb645a1d, 0xfba5e354,
|
|
0xfbe76c8b, 0xfc28f5c3, 0xfc6a7efa, 0xfcac0831, 0xfced9168, 0xfd2f1aa0,
|
|
0xfd70a3d7, 0xfdb22d0e, 0xfdf3b646, 0xfe353f7d, 0xfe76c8b4, 0xfeb851ec,
|
|
0xfef9db23, 0xff3b645a, 0xff7ced91, 0xffbe76c9
|
|
};
|
|
|
|
|
|
typedef struct
|
|
{
|
|
int m_nLeapIndicator; //0: no warning
|
|
//1: last minute in day has 61 seconds
|
|
//2: last minute has 59 seconds
|
|
//3: clock not synchronized
|
|
|
|
int m_nStratum; //0: unspecified or unavailable
|
|
//1: primary reference (e.g., radio clock)
|
|
//2-15: secondary reference (via NTP or SNTP)
|
|
//16-255: reserved
|
|
|
|
NTPTIMEPACKET m_OriginateTime; //Time when the request was sent from the client to the SNTP server
|
|
NTPTIMEPACKET m_ReceiveTime; //Time when the request was received by the server
|
|
NTPTIMEPACKET m_TransmitTime; //Time when the server sent the request back to the client
|
|
NTPTIMEPACKET m_DestinationTime; //Time when the reply was received by the client
|
|
double m_RoundTripDelay; //Round trip time in seconds
|
|
double m_LocalClockOffset; //Local clock offset relative to the server
|
|
}NtpServerResponse;
|
|
|
|
|
|
|
|
|
|
//The mandatory part of an NTP packet
|
|
typedef struct
|
|
{
|
|
u8_t m_LiVnMode;
|
|
u8_t m_Stratum;
|
|
char m_Poll;
|
|
char m_Precision;
|
|
long m_RootDelay;
|
|
long m_RootDispersion;
|
|
char m_ReferenceID[4];
|
|
NTPTIMEPACKET m_ReferenceTimestamp; //4 timestamp in the protocol is 64 bit
|
|
NTPTIMEPACKET m_OriginateTimestamp;
|
|
NTPTIMEPACKET m_ReceiveTimestamp;
|
|
NTPTIMEPACKET m_TransmitTimestamp;
|
|
}NtpBasicInfo;
|
|
|
|
//The optional part of an NTP packet
|
|
typedef struct
|
|
{
|
|
unsigned long m_KeyID;
|
|
u8_t m_MessageDigest[16];
|
|
} NtpAuthenticationInfo;
|
|
|
|
//The Full NTP packet
|
|
typedef struct
|
|
{
|
|
NtpBasicInfo m_Basic;
|
|
NtpAuthenticationInfo m_Auth;
|
|
}NtpFullPacket;
|
|
|
|
int iSntpd(int argc_server, char *argv[]);
|
|
int iSntpc(int argc, char* argv[]);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
#endif // end __HT_SNTP_H
|
|
|