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Line 25... |
#include "support.h"
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#include "support.h"
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#include "net.h"
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#include "net.h"
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#include "bootp.h"
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#include "bootp.h"
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#include "tftp.h"
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#include "tftp.h"
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#include "arp.h"
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#include "arp.h"
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#include "string.h"
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#define TIMEOUT 5 /* Seconds before trying ARP again */
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#define TIMEOUT 5 /* Seconds before trying ARP again */
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#define TIMEOUT_COUNT 1 /* # of timeouts before giving up */
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#define TIMEOUT_COUNT 1 /* # of timeouts before giving up */
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#define DEBUG // jb
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static void ArpHandler(unsigned char *pkt, unsigned dest, unsigned src, unsigned len);
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static void ArpHandler(unsigned char *pkt, unsigned dest, unsigned src, unsigned len);
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static void ArpTimeout(void);
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static void ArpTimeout(void);
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int ArpTry = 0;
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int ArpTry = 0;
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Line 89... |
arp->ar_pro = PROT_IP;
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arp->ar_pro = PROT_IP;
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arp->ar_hln = 6;
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arp->ar_hln = 6;
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arp->ar_pln = 4;
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arp->ar_pln = 4;
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arp->ar_op = ARPOP_REQUEST;
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arp->ar_op = ARPOP_REQUEST;
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NetCopyEther(&arp->ar_data[0], NetOurEther); /* source ET addr */
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NetCopyEther(&arp->ar_data[0], NetOurEther); /* source ET addr */
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*(IPaddr_t *)(&arp->ar_data[6]) = NetOurIP; /* source IP addr */
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//*(IPaddr_t *)(&arp->ar_data[6]) = NetOurIP; /* source IP addr */
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memcpy(&arp->ar_data[6], (unsigned char*) &NetOurIP, 4);
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for (i=10; i<16; ++i) {
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for (i=10; i<16; ++i) {
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arp->ar_data[i] = 0; /* dest ET addr = 0 */
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arp->ar_data[i] = 0; /* dest ET addr = 0 */
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}
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}
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if((NetServerIP & NetOurSubnetMask) != (NetOurIP & NetOurSubnetMask)) {
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if((NetServerIP & NetOurSubnetMask) != (NetOurIP & NetOurSubnetMask)) {
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*(IPaddr_t *)(&arp->ar_data[16]) = NetOurGatewayIP;
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//*(IPaddr_t *)(&arp->ar_data[16]) = NetOurGatewayIP;
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memcpy(&arp->ar_data[16], (unsigned char*) &NetOurGatewayIP,
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sizeof(IPaddr_t));
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} else {
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} else {
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*((IPaddr_t *)(&(arp->ar_data[16]))) = NetServerIP;
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//*((IPaddr_t *)(&(arp->ar_data[16]))) = NetServerIP;
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memcpy(&arp->ar_data[16], (unsigned char*) &NetServerIP,
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sizeof(IPaddr_t));
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}
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}
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NetSendPacket(NetTxPacket, ETHER_HDR_SIZE + ARP_HDR_SIZE);
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NetSendPacket(NetTxPacket, ETHER_HDR_SIZE + ARP_HDR_SIZE);
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NetSetTimeout(TIMEOUT * TICKS_PER_SEC, ArpTimeout);
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NetSetTimeout(TIMEOUT * TICKS_PER_SEC, ArpTimeout);
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