Andrew Boyson / net

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

ip6/slaac.cpp@37:793b39683406, 2017-10-04 (annotated)

Committer:
andrewboyson
Date:
Wed Oct 04 07:51:02 2017 +0000
Revision:
37:793b39683406
Parent:
35:93c39d260a83
Child:
44:83ce5ace337b
Added trace back and trace forward to log messages

Who changed what in which revision?

UserRevisionLine numberNew contents of line
andrewboyson 15:6ca6778168b1 1 #include "mbed.h"
andrewboyson 15:6ca6778168b1 2 #include "mac.h"
andrewboyson 35:93c39d260a83 3 #include "ip6.h"
andrewboyson 7:b794780e33b4 4
andrewboyson 7:b794780e33b4 5 char SlaacLinkLocalIp[16];
andrewboyson 15:6ca6778168b1 6 char SlaacGlobalIp[16];
andrewboyson 7:b794780e33b4 7
andrewboyson 35:93c39d260a83 8 bool SlaacIsMe(char* ip)
andrewboyson 35:93c39d260a83 9 {
andrewboyson 35:93c39d260a83 10 return Ip6IsSame(ip, SlaacLinkLocalIp) || Ip6IsSame(ip, SlaacGlobalIp);
andrewboyson 35:93c39d260a83 11 }
andrewboyson 35:93c39d260a83 12
andrewboyson 15:6ca6778168b1 13 void SlaacMakeGlobal(char* pPrefix)
andrewboyson 15:6ca6778168b1 14 {
andrewboyson 15:6ca6778168b1 15 memcpy(SlaacGlobalIp, pPrefix, 8);
andrewboyson 15:6ca6778168b1 16 char* p = SlaacGlobalIp + 8;
andrewboyson 15:6ca6778168b1 17 *p++ = MacLocal[0] | 0x02; //Modified EUI-64
andrewboyson 15:6ca6778168b1 18 *p++ = MacLocal[1];
andrewboyson 15:6ca6778168b1 19 *p++ = MacLocal[2];
andrewboyson 15:6ca6778168b1 20 *p++ = 0xFF;
andrewboyson 15:6ca6778168b1 21 *p++ = 0xFE;
andrewboyson 15:6ca6778168b1 22 *p++ = MacLocal[3];
andrewboyson 15:6ca6778168b1 23 *p++ = MacLocal[4];
andrewboyson 15:6ca6778168b1 24 *p++ = MacLocal[5];
andrewboyson 15:6ca6778168b1 25
andrewboyson 15:6ca6778168b1 26 }
andrewboyson 7:b794780e33b4 27 void SlaacInit()
andrewboyson 7:b794780e33b4 28 {
andrewboyson 37:793b39683406 29 char* p = SlaacLinkLocalIp; //fe80::::202:f7ff:fef2:7d27
andrewboyson 7:b794780e33b4 30 *p++ = 0xFE;
andrewboyson 7:b794780e33b4 31 *p++ = 0x80;
andrewboyson 7:b794780e33b4 32 *p++ = 0x00;
andrewboyson 7:b794780e33b4 33 *p++ = 0x00;
andrewboyson 7:b794780e33b4 34 *p++ = 0x00;
andrewboyson 7:b794780e33b4 35 *p++ = 0x00;
andrewboyson 7:b794780e33b4 36 *p++ = 0x00;
andrewboyson 7:b794780e33b4 37 *p++ = 0x00;
andrewboyson 13:9cd54f7db57a 38 *p++ = MacLocal[0] | 0x02; //Modified EUI-64
andrewboyson 13:9cd54f7db57a 39 *p++ = MacLocal[1];
andrewboyson 13:9cd54f7db57a 40 *p++ = MacLocal[2];
andrewboyson 7:b794780e33b4 41 *p++ = 0xFF;
andrewboyson 7:b794780e33b4 42 *p++ = 0xFE;
andrewboyson 13:9cd54f7db57a 43 *p++ = MacLocal[3];
andrewboyson 13:9cd54f7db57a 44 *p++ = MacLocal[4];
andrewboyson 13:9cd54f7db57a 45 *p++ = MacLocal[5];
andrewboyson 7:b794780e33b4 46 }