A stack which works with or without an Mbed os library. Provides IPv4 or IPv6 with a full 1500 byte buffer.
Dependents: oldheating gps motorhome heating
udp/ntp.c@106:e0f0e8ccb575, 2019-01-11 (annotated)
- Committer:
- andrewboyson
- Date:
- Fri Jan 11 16:06:08 2019 +0000
- Revision:
- 106:e0f0e8ccb575
- Parent:
- 104:871e65deaa5e
Copied VN and poll from request to reply in NTP message handle
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
andrewboyson | 61:aad055f1b0d1 | 1 | #include <stdint.h> |
andrewboyson | 61:aad055f1b0d1 | 2 | #include <stdbool.h> |
andrewboyson | 61:aad055f1b0d1 | 3 | |
andrewboyson | 37:793b39683406 | 4 | #include "log.h" |
andrewboyson | 37:793b39683406 | 5 | #include "net.h" |
andrewboyson | 37:793b39683406 | 6 | #include "action.h" |
andrewboyson | 49:1a6336f2b3f9 | 7 | #include "ip6addr.h" |
andrewboyson | 37:793b39683406 | 8 | #include "udp.h" |
andrewboyson | 48:952dddb74b8b | 9 | #include "ar4.h" |
andrewboyson | 48:952dddb74b8b | 10 | #include "ar6.h" |
andrewboyson | 37:793b39683406 | 11 | #include "arp.h" |
andrewboyson | 37:793b39683406 | 12 | #include "eth.h" |
andrewboyson | 50:492f2d2954e4 | 13 | #include "nr4.h" |
andrewboyson | 50:492f2d2954e4 | 14 | #include "nr6.h" |
andrewboyson | 37:793b39683406 | 15 | #include "dns.h" |
andrewboyson | 37:793b39683406 | 16 | #include "mac.h" |
andrewboyson | 22:914b970356f0 | 17 | |
andrewboyson | 83:08c983006a6e | 18 | |
andrewboyson | 37:793b39683406 | 19 | bool NtpTrace = false; |
andrewboyson | 0:faa09bd4e6bf | 20 | |
andrewboyson | 0:faa09bd4e6bf | 21 | #define CLIENT 3 |
andrewboyson | 0:faa09bd4e6bf | 22 | #define SERVER 4 |
andrewboyson | 0:faa09bd4e6bf | 23 | |
andrewboyson | 104:871e65deaa5e | 24 | uint64_t (*NtpFunctionGetClockTime) (); |
andrewboyson | 22:914b970356f0 | 25 | |
andrewboyson | 22:914b970356f0 | 26 | bool NtpServerEnable = false; |
andrewboyson | 104:871e65deaa5e | 27 | uint64_t (*NtpFunctionGetClockRef) (); |
andrewboyson | 104:871e65deaa5e | 28 | int (*NtpFunctionGetClockStratum) (); |
andrewboyson | 104:871e65deaa5e | 29 | char * (*NtpFunctionGetClockIdent) (); |
andrewboyson | 104:871e65deaa5e | 30 | int (*NtpFunctionGetClockLi) (); |
andrewboyson | 104:871e65deaa5e | 31 | int (*NtpFunctionGetClockPrecision)(); |
andrewboyson | 22:914b970356f0 | 32 | |
andrewboyson | 83:08c983006a6e | 33 | bool NtpSendRequestsViaIp4 = false; |
andrewboyson | 36:900e24b27bfb | 34 | uint32_t NtpServerIp4; |
andrewboyson | 36:900e24b27bfb | 35 | char NtpServerIp6[16]; |
andrewboyson | 22:914b970356f0 | 36 | bool NtpClientRequest = false; |
andrewboyson | 68:e8c002e5ee4b | 37 | bool NtpClientTrace = false; |
andrewboyson | 35:93c39d260a83 | 38 | char NtpServerName[DNS_MAX_LABEL_LENGTH+1]; |
andrewboyson | 104:871e65deaa5e | 39 | void (*NtpFunctionSetClockTime) (uint64_t ori, uint64_t rec, int li); |
andrewboyson | 35:93c39d260a83 | 40 | |
andrewboyson | 61:aad055f1b0d1 | 41 | __packed struct header |
andrewboyson | 61:aad055f1b0d1 | 42 | { |
andrewboyson | 0:faa09bd4e6bf | 43 | unsigned Mode : 3; |
andrewboyson | 0:faa09bd4e6bf | 44 | unsigned VN : 3; |
andrewboyson | 0:faa09bd4e6bf | 45 | unsigned LI : 2; |
andrewboyson | 0:faa09bd4e6bf | 46 | uint8_t Stratum; |
andrewboyson | 0:faa09bd4e6bf | 47 | int8_t Poll; |
andrewboyson | 0:faa09bd4e6bf | 48 | int8_t Precision; |
andrewboyson | 0:faa09bd4e6bf | 49 | uint32_t RootDelay; |
andrewboyson | 0:faa09bd4e6bf | 50 | uint32_t Dispersion; |
andrewboyson | 0:faa09bd4e6bf | 51 | char RefIdentifier[4]; |
andrewboyson | 0:faa09bd4e6bf | 52 | |
andrewboyson | 0:faa09bd4e6bf | 53 | uint64_t RefTimeStamp; |
andrewboyson | 0:faa09bd4e6bf | 54 | uint64_t OriTimeStamp; |
andrewboyson | 0:faa09bd4e6bf | 55 | uint64_t RecTimeStamp; |
andrewboyson | 0:faa09bd4e6bf | 56 | uint64_t TraTimeStamp; |
andrewboyson | 0:faa09bd4e6bf | 57 | }; |
andrewboyson | 37:793b39683406 | 58 | static void logHeader(struct header* pHeader) |
andrewboyson | 37:793b39683406 | 59 | { |
andrewboyson | 61:aad055f1b0d1 | 60 | if (NetTraceVerbose) Log ("NTP header\r\n "); |
andrewboyson | 61:aad055f1b0d1 | 61 | else Log ("NTP header: "); |
andrewboyson | 61:aad055f1b0d1 | 62 | |
andrewboyson | 61:aad055f1b0d1 | 63 | LogF("Mode %d", pHeader->Mode); |
andrewboyson | 61:aad055f1b0d1 | 64 | LogF(", Version %d", pHeader->VN); |
andrewboyson | 61:aad055f1b0d1 | 65 | LogF(", LI %d", pHeader->LI); |
andrewboyson | 61:aad055f1b0d1 | 66 | LogF(", Stratum %d", pHeader->Stratum); |
andrewboyson | 61:aad055f1b0d1 | 67 | LogF(", Poll %d", pHeader->Poll); |
andrewboyson | 61:aad055f1b0d1 | 68 | LogF(", Precision %d", pHeader->Precision); |
andrewboyson | 61:aad055f1b0d1 | 69 | LogF(", Root delay %d", NetToHost32(pHeader->RootDelay)); |
andrewboyson | 61:aad055f1b0d1 | 70 | LogF(", Dispersion %d", NetToHost32(pHeader->Dispersion)); |
andrewboyson | 61:aad055f1b0d1 | 71 | Log (", Ident "); |
andrewboyson | 61:aad055f1b0d1 | 72 | for (int i = 0; i < 4; i++) if (pHeader->RefIdentifier[i]) LogPush(pHeader->RefIdentifier[i]); |
andrewboyson | 61:aad055f1b0d1 | 73 | Log ("\r\n"); |
andrewboyson | 61:aad055f1b0d1 | 74 | |
andrewboyson | 43:bc028d5a6424 | 75 | if (NetTraceVerbose) |
andrewboyson | 43:bc028d5a6424 | 76 | { |
andrewboyson | 43:bc028d5a6424 | 77 | LogF(" REF %llu\r\n", NetToHost64(pHeader->RefTimeStamp)); |
andrewboyson | 43:bc028d5a6424 | 78 | LogF(" ORI %llu\r\n", NetToHost64(pHeader->OriTimeStamp)); |
andrewboyson | 43:bc028d5a6424 | 79 | LogF(" REC %llu\r\n", NetToHost64(pHeader->RecTimeStamp)); |
andrewboyson | 43:bc028d5a6424 | 80 | LogF(" TRA %llu\r\n", NetToHost64(pHeader->TraTimeStamp)); |
andrewboyson | 43:bc028d5a6424 | 81 | } |
andrewboyson | 37:793b39683406 | 82 | } |
andrewboyson | 69:6b3c648e1452 | 83 | static void (*pTraceBack)(void); |
andrewboyson | 59:e0e556c8bd46 | 84 | static int handleRequest(struct header* pHeaderRx, struct header* pHeaderTx) |
andrewboyson | 0:faa09bd4e6bf | 85 | { |
andrewboyson | 22:914b970356f0 | 86 | if (!NtpServerEnable) return DO_NOTHING; |
andrewboyson | 17:e475ab861365 | 87 | |
andrewboyson | 104:871e65deaa5e | 88 | if (!NtpFunctionGetClockRef || |
andrewboyson | 104:871e65deaa5e | 89 | !NtpFunctionGetClockTime || |
andrewboyson | 104:871e65deaa5e | 90 | !NtpFunctionGetClockStratum || |
andrewboyson | 104:871e65deaa5e | 91 | !NtpFunctionGetClockIdent || |
andrewboyson | 104:871e65deaa5e | 92 | !NtpFunctionGetClockLi || |
andrewboyson | 104:871e65deaa5e | 93 | !NtpFunctionGetClockPrecision) |
andrewboyson | 17:e475ab861365 | 94 | { |
andrewboyson | 17:e475ab861365 | 95 | LogTimeF("NtpHandleRequest - NTP server is enabled but has not been plumbed into a clock\r\n"); |
andrewboyson | 17:e475ab861365 | 96 | return DO_NOTHING; |
andrewboyson | 17:e475ab861365 | 97 | } |
andrewboyson | 69:6b3c648e1452 | 98 | |
andrewboyson | 69:6b3c648e1452 | 99 | if (NtpTrace) |
andrewboyson | 69:6b3c648e1452 | 100 | { |
andrewboyson | 69:6b3c648e1452 | 101 | if (NetTraceNewLine) Log("\r\n"); |
andrewboyson | 69:6b3c648e1452 | 102 | LogTimeF("NTP received request\r\n"); |
andrewboyson | 69:6b3c648e1452 | 103 | if (NetTraceStack) pTraceBack(); |
andrewboyson | 69:6b3c648e1452 | 104 | logHeader(pHeaderRx); |
andrewboyson | 69:6b3c648e1452 | 105 | } |
andrewboyson | 69:6b3c648e1452 | 106 | |
andrewboyson | 104:871e65deaa5e | 107 | uint64_t refNtp = NtpFunctionGetClockRef(); |
andrewboyson | 104:871e65deaa5e | 108 | uint64_t nowNtp = NtpFunctionGetClockTime(); |
andrewboyson | 104:871e65deaa5e | 109 | int stratum = NtpFunctionGetClockStratum(); |
andrewboyson | 104:871e65deaa5e | 110 | char* ident = NtpFunctionGetClockIdent(); |
andrewboyson | 104:871e65deaa5e | 111 | int li = NtpFunctionGetClockLi(); |
andrewboyson | 104:871e65deaa5e | 112 | int precision = NtpFunctionGetClockPrecision(); |
andrewboyson | 22:914b970356f0 | 113 | |
andrewboyson | 59:e0e556c8bd46 | 114 | pHeaderTx->Mode = SERVER; |
andrewboyson | 106:e0f0e8ccb575 | 115 | pHeaderTx->VN = pHeaderRx->VN; |
andrewboyson | 101:a677d8aee6dd | 116 | pHeaderTx->LI = li; |
andrewboyson | 59:e0e556c8bd46 | 117 | pHeaderTx->Stratum = stratum; |
andrewboyson | 106:e0f0e8ccb575 | 118 | pHeaderTx->Poll = pHeaderRx->Poll; |
andrewboyson | 104:871e65deaa5e | 119 | pHeaderTx->Precision = precision; |
andrewboyson | 59:e0e556c8bd46 | 120 | pHeaderTx->RootDelay = 0; |
andrewboyson | 59:e0e556c8bd46 | 121 | pHeaderTx->Dispersion = 0; |
andrewboyson | 59:e0e556c8bd46 | 122 | pHeaderTx->RefIdentifier[0] = ident[0]; //For stratum 1 (reference clock), this is a four-octet, left-justified, zero-padded ASCII string. |
andrewboyson | 59:e0e556c8bd46 | 123 | pHeaderTx->RefIdentifier[1] = ident[1]; |
andrewboyson | 59:e0e556c8bd46 | 124 | pHeaderTx->RefIdentifier[2] = ident[2]; |
andrewboyson | 59:e0e556c8bd46 | 125 | pHeaderTx->RefIdentifier[3] = ident[3]; |
andrewboyson | 59:e0e556c8bd46 | 126 | pHeaderTx->RefTimeStamp = NetToHost64(refNtp); |
andrewboyson | 59:e0e556c8bd46 | 127 | pHeaderTx->OriTimeStamp = pHeaderRx->TraTimeStamp; |
andrewboyson | 59:e0e556c8bd46 | 128 | pHeaderTx->RecTimeStamp = NetToHost64(nowNtp); |
andrewboyson | 59:e0e556c8bd46 | 129 | pHeaderTx->TraTimeStamp = NetToHost64(nowNtp); |
andrewboyson | 69:6b3c648e1452 | 130 | |
andrewboyson | 69:6b3c648e1452 | 131 | if (NtpTrace) logHeader(pHeaderTx); |
andrewboyson | 22:914b970356f0 | 132 | return UNICAST; |
andrewboyson | 22:914b970356f0 | 133 | } |
andrewboyson | 59:e0e556c8bd46 | 134 | static void handleReply(struct header* pHeader) |
andrewboyson | 22:914b970356f0 | 135 | { |
andrewboyson | 104:871e65deaa5e | 136 | if (!NtpFunctionGetClockTime || !NtpFunctionSetClockTime) |
andrewboyson | 22:914b970356f0 | 137 | { |
andrewboyson | 22:914b970356f0 | 138 | LogTimeF("Ntp reply has been received but NTP has not been plumbed into a clock\r\n"); |
andrewboyson | 59:e0e556c8bd46 | 139 | return; |
andrewboyson | 22:914b970356f0 | 140 | } |
andrewboyson | 37:793b39683406 | 141 | if (NtpTrace) |
andrewboyson | 22:914b970356f0 | 142 | { |
andrewboyson | 43:bc028d5a6424 | 143 | if (NetTraceNewLine) Log("\r\n"); |
andrewboyson | 22:914b970356f0 | 144 | LogTimeF("NTP received reply\r\n"); |
andrewboyson | 43:bc028d5a6424 | 145 | if (NetTraceStack) pTraceBack(); |
andrewboyson | 37:793b39683406 | 146 | logHeader(pHeader); |
andrewboyson | 22:914b970356f0 | 147 | } |
andrewboyson | 37:793b39683406 | 148 | |
andrewboyson | 22:914b970356f0 | 149 | uint64_t ori = NetToHost64(pHeader->OriTimeStamp); |
andrewboyson | 22:914b970356f0 | 150 | uint64_t rec = NetToHost64(pHeader->RecTimeStamp); |
andrewboyson | 101:a677d8aee6dd | 151 | int li = pHeader->LI; |
andrewboyson | 22:914b970356f0 | 152 | |
andrewboyson | 104:871e65deaa5e | 153 | NtpFunctionSetClockTime(ori, rec, li); |
andrewboyson | 22:914b970356f0 | 154 | } |
andrewboyson | 59:e0e556c8bd46 | 155 | int NtpHandlePacketReceived(void (*traceback)(void), int sizeRx, void * pPacketRx, int* pSizeTx, void* pPacketTx) |
andrewboyson | 22:914b970356f0 | 156 | { |
andrewboyson | 37:793b39683406 | 157 | pTraceBack = traceback; |
andrewboyson | 37:793b39683406 | 158 | |
andrewboyson | 61:aad055f1b0d1 | 159 | if (sizeRx != sizeof(struct header)) |
andrewboyson | 22:914b970356f0 | 160 | { |
andrewboyson | 59:e0e556c8bd46 | 161 | LogTimeF("\r\nNTP packet wrong size %d\r\n", sizeRx); |
andrewboyson | 22:914b970356f0 | 162 | return DO_NOTHING; |
andrewboyson | 22:914b970356f0 | 163 | } |
andrewboyson | 59:e0e556c8bd46 | 164 | struct header* pHeaderRx = (struct header*)pPacketRx; |
andrewboyson | 59:e0e556c8bd46 | 165 | struct header* pHeaderTx = (struct header*)pPacketTx; |
andrewboyson | 17:e475ab861365 | 166 | |
andrewboyson | 59:e0e556c8bd46 | 167 | int dest = DO_NOTHING; |
andrewboyson | 59:e0e556c8bd46 | 168 | switch (pHeaderRx->Mode) |
andrewboyson | 0:faa09bd4e6bf | 169 | { |
andrewboyson | 59:e0e556c8bd46 | 170 | case CLIENT: dest = handleRequest(pHeaderRx, pHeaderTx); break; |
andrewboyson | 59:e0e556c8bd46 | 171 | case SERVER: handleReply (pHeaderRx); return DO_NOTHING; |
andrewboyson | 0:faa09bd4e6bf | 172 | default: |
andrewboyson | 59:e0e556c8bd46 | 173 | LogTimeF("\r\nNTP packet unknown mode %d\r\n", pHeaderRx->Mode); |
andrewboyson | 22:914b970356f0 | 174 | return DO_NOTHING; |
andrewboyson | 0:faa09bd4e6bf | 175 | } |
andrewboyson | 59:e0e556c8bd46 | 176 | |
andrewboyson | 59:e0e556c8bd46 | 177 | if (dest == DO_NOTHING) return DO_NOTHING; |
andrewboyson | 61:aad055f1b0d1 | 178 | *pSizeTx = sizeof(struct header); |
andrewboyson | 59:e0e556c8bd46 | 179 | |
andrewboyson | 59:e0e556c8bd46 | 180 | return ActionMakeFromDestAndTrace(dest, NtpTrace && NetTraceStack); |
andrewboyson | 22:914b970356f0 | 181 | } |
andrewboyson | 22:914b970356f0 | 182 | static int sendRequest(void* pPacket, int* pSize) |
andrewboyson | 22:914b970356f0 | 183 | { |
andrewboyson | 22:914b970356f0 | 184 | struct header* pHeader = (struct header*)pPacket; |
andrewboyson | 22:914b970356f0 | 185 | |
andrewboyson | 59:e0e556c8bd46 | 186 | pHeader->Mode = CLIENT; |
andrewboyson | 69:6b3c648e1452 | 187 | pHeader->VN = 3; |
andrewboyson | 59:e0e556c8bd46 | 188 | pHeader->LI = 0; |
andrewboyson | 59:e0e556c8bd46 | 189 | pHeader->Stratum = 0; |
andrewboyson | 59:e0e556c8bd46 | 190 | pHeader->Poll = 0; |
andrewboyson | 59:e0e556c8bd46 | 191 | pHeader->Precision = 0; |
andrewboyson | 59:e0e556c8bd46 | 192 | pHeader->RootDelay = 0; |
andrewboyson | 59:e0e556c8bd46 | 193 | pHeader->Dispersion = 0; |
andrewboyson | 22:914b970356f0 | 194 | pHeader->RefIdentifier[0] = 0; |
andrewboyson | 22:914b970356f0 | 195 | pHeader->RefIdentifier[1] = 0; |
andrewboyson | 22:914b970356f0 | 196 | pHeader->RefIdentifier[2] = 0; |
andrewboyson | 22:914b970356f0 | 197 | pHeader->RefIdentifier[3] = 0; |
andrewboyson | 59:e0e556c8bd46 | 198 | pHeader->RefTimeStamp = 0; |
andrewboyson | 59:e0e556c8bd46 | 199 | pHeader->OriTimeStamp = 0; |
andrewboyson | 59:e0e556c8bd46 | 200 | pHeader->RecTimeStamp = 0; |
andrewboyson | 104:871e65deaa5e | 201 | pHeader->TraTimeStamp = NetToHost64(NtpFunctionGetClockTime()); |
andrewboyson | 59:e0e556c8bd46 | 202 | |
andrewboyson | 61:aad055f1b0d1 | 203 | *pSize = sizeof(struct header); |
andrewboyson | 22:914b970356f0 | 204 | |
andrewboyson | 22:914b970356f0 | 205 | return UNICAST_NTP; |
andrewboyson | 0:faa09bd4e6bf | 206 | } |
andrewboyson | 36:900e24b27bfb | 207 | static bool resolve4(char* server, uint32_t* pIp) |
andrewboyson | 36:900e24b27bfb | 208 | { |
andrewboyson | 36:900e24b27bfb | 209 | //Check if have IP, if not, then request it and stop |
andrewboyson | 50:492f2d2954e4 | 210 | Nr4NameToIp(server, pIp); |
andrewboyson | 36:900e24b27bfb | 211 | if (!*pIp) |
andrewboyson | 36:900e24b27bfb | 212 | { |
andrewboyson | 50:492f2d2954e4 | 213 | Nr4MakeRequestForIpFromName(server); //The request is only repeated if made after a freeze time - call as often as you want. |
andrewboyson | 36:900e24b27bfb | 214 | return false; |
andrewboyson | 36:900e24b27bfb | 215 | } |
andrewboyson | 35:93c39d260a83 | 216 | |
andrewboyson | 36:900e24b27bfb | 217 | //Check if have MAC and, if not, request it and stop |
andrewboyson | 36:900e24b27bfb | 218 | char mac[6]; |
andrewboyson | 48:952dddb74b8b | 219 | Ar4IpToMac(*pIp, mac); |
andrewboyson | 36:900e24b27bfb | 220 | if (MacIsEmpty(mac)) |
andrewboyson | 36:900e24b27bfb | 221 | { |
andrewboyson | 48:952dddb74b8b | 222 | Ar4MakeRequestForMacFromIp(*pIp); //The request is only repeated if made after a freeze time - call as often as you want. |
andrewboyson | 36:900e24b27bfb | 223 | return false; |
andrewboyson | 36:900e24b27bfb | 224 | } |
andrewboyson | 36:900e24b27bfb | 225 | |
andrewboyson | 36:900e24b27bfb | 226 | return true; |
andrewboyson | 36:900e24b27bfb | 227 | } |
andrewboyson | 36:900e24b27bfb | 228 | static bool resolve6(char* server, char* ip) |
andrewboyson | 36:900e24b27bfb | 229 | { |
andrewboyson | 36:900e24b27bfb | 230 | //Check if have IP, if not, then request it and stop |
andrewboyson | 50:492f2d2954e4 | 231 | Nr6NameToIp(server, ip); |
andrewboyson | 49:1a6336f2b3f9 | 232 | if (Ip6AddressIsEmpty(ip)) |
andrewboyson | 36:900e24b27bfb | 233 | { |
andrewboyson | 50:492f2d2954e4 | 234 | Nr6MakeRequestForIpFromName(server); //The request is only repeated if made after a freeze time - call as often as you want. |
andrewboyson | 36:900e24b27bfb | 235 | return false; |
andrewboyson | 36:900e24b27bfb | 236 | } |
andrewboyson | 36:900e24b27bfb | 237 | |
andrewboyson | 36:900e24b27bfb | 238 | //Check if have MAC and, if not, request it and stop |
andrewboyson | 36:900e24b27bfb | 239 | char mac[6]; |
andrewboyson | 48:952dddb74b8b | 240 | Ar6IpToMac(ip, mac); |
andrewboyson | 36:900e24b27bfb | 241 | if (MacIsEmpty(mac)) |
andrewboyson | 36:900e24b27bfb | 242 | { |
andrewboyson | 48:952dddb74b8b | 243 | Ar6MakeRequestForMacFromIp(ip); //The request is only repeated if made after a freeze time - call as often as you want. |
andrewboyson | 36:900e24b27bfb | 244 | return false; |
andrewboyson | 36:900e24b27bfb | 245 | } |
andrewboyson | 36:900e24b27bfb | 246 | |
andrewboyson | 36:900e24b27bfb | 247 | return true; |
andrewboyson | 36:900e24b27bfb | 248 | } |
andrewboyson | 22:914b970356f0 | 249 | int NtpPollForPacketToSend(int type, void* pPacket, int* pSize) |
andrewboyson | 22:914b970356f0 | 250 | { |
andrewboyson | 22:914b970356f0 | 251 | if (!NtpClientRequest) return DO_NOTHING; //Wait until a request for time is made |
andrewboyson | 22:914b970356f0 | 252 | |
andrewboyson | 35:93c39d260a83 | 253 | if (!NtpServerName[0]) |
andrewboyson | 35:93c39d260a83 | 254 | { |
andrewboyson | 35:93c39d260a83 | 255 | LogTimeF("NtpPollForRequestToSend - A request to send a client message has been made but no server name has been specified\r\n"); |
andrewboyson | 35:93c39d260a83 | 256 | NtpClientRequest = false; |
andrewboyson | 35:93c39d260a83 | 257 | return DO_NOTHING; |
andrewboyson | 35:93c39d260a83 | 258 | } |
andrewboyson | 35:93c39d260a83 | 259 | |
andrewboyson | 104:871e65deaa5e | 260 | if (!NtpFunctionGetClockTime || !NtpFunctionSetClockTime) |
andrewboyson | 22:914b970356f0 | 261 | { |
andrewboyson | 22:914b970356f0 | 262 | LogTimeF("NtpPollForRequestToSend - A request to send a client message has been made but NTP has not been plumbed into a clock\r\n"); |
andrewboyson | 22:914b970356f0 | 263 | NtpClientRequest = false; |
andrewboyson | 22:914b970356f0 | 264 | return DO_NOTHING; |
andrewboyson | 22:914b970356f0 | 265 | } |
andrewboyson | 42:222a4f45f916 | 266 | |
andrewboyson | 42:222a4f45f916 | 267 | if (type == IPV4) |
andrewboyson | 42:222a4f45f916 | 268 | { |
andrewboyson | 42:222a4f45f916 | 269 | if (!resolve4(NtpServerName, &NtpServerIp4)) return DO_NOTHING; |
andrewboyson | 42:222a4f45f916 | 270 | } |
andrewboyson | 42:222a4f45f916 | 271 | else if (type == IPV6) |
andrewboyson | 42:222a4f45f916 | 272 | { |
andrewboyson | 42:222a4f45f916 | 273 | if (!resolve6(NtpServerName, NtpServerIp6)) return DO_NOTHING; |
andrewboyson | 42:222a4f45f916 | 274 | } |
andrewboyson | 42:222a4f45f916 | 275 | else |
andrewboyson | 42:222a4f45f916 | 276 | { |
andrewboyson | 42:222a4f45f916 | 277 | return DO_NOTHING; |
andrewboyson | 42:222a4f45f916 | 278 | } |
andrewboyson | 35:93c39d260a83 | 279 | |
andrewboyson | 35:93c39d260a83 | 280 | //Have IP and MAC so send request |
andrewboyson | 42:222a4f45f916 | 281 | NtpClientRequest = false; |
andrewboyson | 42:222a4f45f916 | 282 | int dest = sendRequest(pPacket, pSize); |
andrewboyson | 42:222a4f45f916 | 283 | if (NtpTrace) |
andrewboyson | 37:793b39683406 | 284 | { |
andrewboyson | 43:bc028d5a6424 | 285 | if (NetTraceNewLine) Log("\r\n"); |
andrewboyson | 37:793b39683406 | 286 | LogTimeF("Sending NTP request\r\n"); |
andrewboyson | 42:222a4f45f916 | 287 | logHeader((struct header*)pPacket); |
andrewboyson | 37:793b39683406 | 288 | } |
andrewboyson | 43:bc028d5a6424 | 289 | return ActionMakeFromDestAndTrace(dest, NtpTrace && NetTraceStack); |
andrewboyson | 22:914b970356f0 | 290 | } |
andrewboyson | 22:914b970356f0 | 291 |