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https://github.com/oliverschmidt/contiki.git
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ipv6 fixes and formatting
This commit is contained in:
dak664
parent
c154985d7e
commit
d37115f2c0
@ -28,7 +28,7 @@
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*
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* This file is part of the Contiki operating system.
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*
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* @(#)$Id: wpcap-drv.c,v 1.5 2009/08/08 19:51:25 dak664 Exp $
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* @(#)$Id: wpcap-drv.c,v 1.6 2009/08/11 16:06:17 dak664 Exp $
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*/
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#include "contiki-net.h"
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@ -52,7 +52,7 @@ wpcap_output(void)
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return 0;
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}
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#endif
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#endif /* !UIP_CONF_IPV6 */
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/*---------------------------------------------------------------------------*/
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static void
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pollhandler(void)
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@ -63,25 +63,24 @@ pollhandler(void)
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if(uip_len > 0) {
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#if UIP_CONF_IPV6
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if(BUF->type == htons(UIP_ETHTYPE_IPV6)) {
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// uip_neighbor_add(&IPBUF->srcipaddr, &BUF->src);
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tcpip_input();
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} else
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#endif /* UIP_CONF_IPV6 */
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if(BUF->type == htons(UIP_ETHTYPE_IP)) {
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uip_len -= sizeof(struct uip_eth_hdr);
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tcpip_input();
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#if !UIP_CONF_IPV6
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} else if(BUF->type == htons(UIP_ETHTYPE_ARP)) {
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#if !UIP_CONF_IPV6 //math
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uip_arp_arpin();
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uip_arp_arpin(); //math
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/* If the above function invocation resulted in data that
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should be sent out on the network, the global variable
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uip_len is set to a value > 0. */
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should be sent out on the network, the global variable
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uip_len is set to a value > 0. */
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if(uip_len > 0) {
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wpcap_send();
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}
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#endif
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// } else {
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// uip_len = 0;
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#endif /* !UIP_CONF_IPV6 */
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} else {
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uip_len = 0;
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}
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}
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}
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@ -98,7 +97,7 @@ PROCESS_THREAD(wpcap_process, ev, data)
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tcpip_set_outputfunc(wpcap_output);
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#else
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tcpip_set_outputfunc(wpcap_send);
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#endif
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#endif /* !UIP_CONF_IPV6 */
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process_poll(&wpcap_process);
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@ -30,7 +30,7 @@
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*
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* Author: Oliver Schmidt <ol.sc@web.de>
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*
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* $Id: wpcap.c,v 1.16 2009/08/09 20:44:42 oliverschmidt Exp $
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* $Id: wpcap.c,v 1.17 2009/08/11 16:06:17 dak664 Exp $
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*/
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#define WIN32_LEAN_AND_MEAN
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@ -47,6 +47,13 @@
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#include <malloc.h>
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#endif /* __CYGWIN__ */
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#define DEBUG 0
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#if DEBUG
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#define PRINTF(...) printf(__VA_ARGS__)
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#else
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#define PRINTF(...)
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#endif
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/* Avoid 'conflicting types' errors. */
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#define htonl
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#define htons
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@ -60,11 +67,6 @@
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__attribute__((dllimport)) extern char **__argv[];
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#endif /* __CYGWIN__ */
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#if UIP_CONF_IPV6 /*TODO: put this in the right place */
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//CCIF struct uip_eth_addr uip_ethaddr={{0xff,0xff,0xff,0xff,0xff,0xff}};
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struct uip_eth_addr uip_ethaddr={{0xff,0xff,0xff,0xff,0xff,0xff}};
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#endif /* UIP_CONF_IPV6 */
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struct pcap;
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struct pcap_if {
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@ -91,6 +93,13 @@ HMODULE wpcap;
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static struct pcap *pcap;
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/* uip_ethaddr is defined in uip.c. It is not used in uip6.c.
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* If needed for some purpose it can be defined here
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*/
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#if UIP_CONF_IPV6
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//struct uip_eth_addr uip_ethaddr;
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#endif
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static int (* pcap_findalldevs)(struct pcap_if **, char *);
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static struct pcap *(* pcap_open_live)(char *, int, int, int, char *);
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static int (* pcap_next_ex)(struct pcap *, struct pcap_pkthdr **, unsigned char **);
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@ -123,33 +132,32 @@ init_pcap(struct in_addr addr)
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if(interfaces->addresses != NULL) {
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for(paddr = interfaces->addresses;
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paddr != NULL;
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paddr = paddr->next) {
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if(paddr->addr != NULL && paddr->addr->sa_family == AF_INET) {
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struct in_addr interface_addr;
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interface_addr = ((struct sockaddr_in *)paddr->addr)->sin_addr;
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log_message("init_pcap: with address: ", inet_ntoa(interface_addr));
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if(interface_addr.s_addr == addr.s_addr) {
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pcap = pcap_open_live(interfaces->name, UIP_BUFSIZE, 0, -1, error);
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if(pcap == NULL) {
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error_exit(error);
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}
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return;
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}
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}
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paddr != NULL;
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paddr = paddr->next) {
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if(paddr->addr != NULL && paddr->addr->sa_family == AF_INET) {
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struct in_addr interface_addr;
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interface_addr = ((struct sockaddr_in *)paddr->addr)->sin_addr;
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log_message("init_pcap: with address: ", inet_ntoa(interface_addr));
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if(interface_addr.s_addr == addr.s_addr) {
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pcap = pcap_open_live(interfaces->name, UIP_BUFSIZE, 0, -1, error);
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if(pcap == NULL) {
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error_exit(error);
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}
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return;
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}
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}
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}
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}
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interfaces = interfaces->next;
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}
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if(interfaces == NULL) {
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error_exit("no interface found with ip addr specified on cmdline\n");
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error_exit("no interface found with specified ip address\n");
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}
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}
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/*---------------------------------------------------------------------------*/
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#if !UIP_CONF_IPV6
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static void
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set_ethaddr(struct in_addr addr)
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{
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@ -157,16 +165,16 @@ set_ethaddr(struct in_addr addr)
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ULONG size = 0;
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if(GetAdaptersAddresses(AF_INET, GAA_FLAG_SKIP_ANYCAST |
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GAA_FLAG_SKIP_MULTICAST |
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GAA_FLAG_SKIP_DNS_SERVER,
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NULL, NULL, &size) != ERROR_BUFFER_OVERFLOW) {
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GAA_FLAG_SKIP_MULTICAST |
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GAA_FLAG_SKIP_DNS_SERVER,
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NULL, NULL, &size) != ERROR_BUFFER_OVERFLOW) {
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error_exit("error on access to adapter list size\n");
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}
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adapters = alloca(size);
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if(GetAdaptersAddresses(AF_INET, GAA_FLAG_SKIP_ANYCAST |
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GAA_FLAG_SKIP_MULTICAST |
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GAA_FLAG_SKIP_DNS_SERVER,
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NULL, adapters, &size) != ERROR_SUCCESS) {
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GAA_FLAG_SKIP_MULTICAST |
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GAA_FLAG_SKIP_DNS_SERVER,
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NULL, adapters, &size) != ERROR_SUCCESS) {
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error_exit("error on access to adapter list\n");
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}
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@ -174,7 +182,7 @@ set_ethaddr(struct in_addr addr)
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char buffer[256];
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WideCharToMultiByte(CP_ACP, 0, adapters->Description, -1,
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buffer, sizeof(buffer), NULL, NULL);
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buffer, sizeof(buffer), NULL, NULL);
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log_message("set_ethaddr: found adapter: ", buffer);
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if(adapters->FirstUnicastAddress != NULL &&
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@ -186,16 +194,20 @@ set_ethaddr(struct in_addr addr)
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log_message("set_ethaddr: with address: ", inet_ntoa(adapter_addr));
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if(adapter_addr.s_addr == addr.s_addr) {
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if(adapters->PhysicalAddressLength != 6) {
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error_exit("ip addr specified on cmdline does not belong to an ethernet card\n");
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}
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wsprintf(buffer, "%02X-%02X-%02X-%02X-%02X-%02X",
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adapters->PhysicalAddress[0], adapters->PhysicalAddress[1],
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adapters->PhysicalAddress[2], adapters->PhysicalAddress[3],
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adapters->PhysicalAddress[4], adapters->PhysicalAddress[5]);
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log_message("set_ethaddr: ethernetaddr: ", buffer);
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uip_setethaddr((*(struct uip_eth_addr *)adapters->PhysicalAddress));
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break;
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if(adapters->PhysicalAddressLength != 6) {
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error_exit("ip addr specified on cmdline does not belong to an ethernet card\n");
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}
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wsprintf(buffer, "%02X-%02X-%02X-%02X-%02X-%02X",
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adapters->PhysicalAddress[0], adapters->PhysicalAddress[1],
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adapters->PhysicalAddress[2], adapters->PhysicalAddress[3],
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adapters->PhysicalAddress[4], adapters->PhysicalAddress[5]);
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log_message("set_ethaddr: ethernetaddr: ", buffer);
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#if UIP_CONF_IPV6
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// int i;for (i=0;i<6;i++) uip_ethaddr.addr[i] = adapters->PhysicalAddress[i];
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#else
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uip_setethaddr((*(struct uip_eth_addr *)adapters->PhysicalAddress));
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#endif
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break;
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}
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}
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adapters = adapters->Next;
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@ -205,7 +217,6 @@ set_ethaddr(struct in_addr addr)
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error_exit("no adapter found with ip addr specified on cmdline\n");
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}
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}
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#endif /* !UIP_CONF_IPV6 */
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/*---------------------------------------------------------------------------*/
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void
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wpcap_init(void)
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@ -218,19 +229,22 @@ wpcap_init(void)
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addr.s_addr = inet_addr(__argv[1]);
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#endif /* __CYGWIN__ */
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if(addr.s_addr == INADDR_NONE) {
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error_exit("usage: <program> <ip addr of ethernet card to share>\n");
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// error_exit("usage: <program> <ip addr of ethernet card to share>\n");
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addr.s_addr = inet_addr("10.10.10.10");
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log_message("usage: <program> <ip addr of ethernet card to share>\n-->I'll try guessing ", inet_ntoa(addr));
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} else {
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log_message("wpcap_init:cmdline address: ", inet_ntoa(addr));
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}
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log_message("wpcap_init: cmdline address: ", inet_ntoa(addr));
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wpcap = LoadLibrary("wpcap.dll");
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pcap_findalldevs = (int (*)(struct pcap_if **, char *))
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GetProcAddress(wpcap, "pcap_findalldevs");
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GetProcAddress(wpcap, "pcap_findalldevs");
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pcap_open_live = (struct pcap *(*)(char *, int, int, int, char *))
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GetProcAddress(wpcap, "pcap_open_live");
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GetProcAddress(wpcap, "pcap_open_live");
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pcap_next_ex = (int (*)(struct pcap *, struct pcap_pkthdr **, unsigned char **))
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GetProcAddress(wpcap, "pcap_next_ex");
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GetProcAddress(wpcap, "pcap_next_ex");
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pcap_sendpacket = (int (*)(struct pcap *, unsigned char *, int))
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GetProcAddress(wpcap, "pcap_sendpacket");
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GetProcAddress(wpcap, "pcap_sendpacket");
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if(pcap_findalldevs == NULL || pcap_open_live == NULL ||
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pcap_next_ex == NULL || pcap_sendpacket == NULL) {
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@ -238,9 +252,8 @@ wpcap_init(void)
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}
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init_pcap(addr);
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#if !UIP_CONF_IPV6
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set_ethaddr(addr);
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#endif
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}
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/*---------------------------------------------------------------------------*/
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u16_t
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@ -268,32 +281,40 @@ wpcap_poll(void)
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u8_t
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wpcap_send(uip_lladdr_t *lladdr)
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{
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static char cludge=0;
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if(lladdr == NULL) {
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/* the dest must be multicast */
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/* the dest must be multicast*/
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(&BUF->dest)->addr[0] = 0x33;
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(&BUF->dest)->addr[1] = 0x33;
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// (&BUF->dest)->addr[2] = IPBUF->destipaddr.u8[12]; //destipaddr is zero
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// (&BUF->dest)->addr[3] = IPBUF->destipaddr.u8[13];
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// (&BUF->dest)->addr[4] = IPBUF->destipaddr.u8[14];
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// (&BUF->dest)->addr[5] = IPBUF->destipaddr.u8[15];
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(&BUF->dest)->addr[2] = uip_ethaddr.addr[2];
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(&BUF->dest)->addr[3] = uip_ethaddr.addr[3];
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(&BUF->dest)->addr[4] = uip_ethaddr.addr[4];
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(&BUF->dest)->addr[5] = uip_ethaddr.addr[5];
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(&BUF->dest)->addr[2] = IPBUF->destipaddr.u8[12];
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(&BUF->dest)->addr[3] = IPBUF->destipaddr.u8[13];
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(&BUF->dest)->addr[4] = IPBUF->destipaddr.u8[14];
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(&BUF->dest)->addr[5] = IPBUF->destipaddr.u8[15];
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} else {
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memcpy(&BUF->dest, lladdr, UIP_LLADDR_LEN);
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}
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if ((&BUF->src)->addr[0]) { //Linux tap6 does this always
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memcpy(&BUF->src, &uip_lladdr, UIP_LLADDR_LEN);
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}
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// BUF->type = HTONS(UIP_ETHTYPE_IPV6); //math tmp //This causes a silent exit
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memcpy(&BUF->src, &uip_lladdr, UIP_LLADDR_LEN);
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/* TODO:After sending the initial NS a NS is received from 0 to me with my target address.
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* This causes program exit -1 via uip_netif_dad_failed() from uip-nd6-io.c.
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* It is OK once it receives an incoming packet
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* Swallowing the first few output packets will (usually) get it going
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* This is a cludge until the NS processing is resolved!
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*/
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if (cludge<3) {
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cludge++; //gulp
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} else {
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PRINTF("Src= %02x %02x %02x %02x %02x %02x",(&BUF->src)->addr[0],(&BUF->src)->addr[1],(&BUF->src)->addr[2],(&BUF->src)->addr[3],(&BUF->src)->addr[4],(&BUF->src)->addr[5]);
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PRINTF(" Dst= %02x %02x %02x %02x %02x %02x",(&BUF->dest)->addr[0],(&BUF->dest)->addr[1],(&BUF->dest)->addr[2],(&BUF->dest)->addr[3],(&BUF->dest)->addr[4],(&BUF->dest)->addr[5]);
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PRINTF(" Type=%04x\n",BUF->type);
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BUF->type = HTONS(UIP_ETHTYPE_IPV6);
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uip_len += sizeof(struct uip_eth_hdr);
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if(pcap_sendpacket(pcap, uip_buf, uip_len) == -1) {
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error_exit("error on send\n");
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}
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return 0;
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}
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return 0;
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} /* cludge */
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#else /* UIP_CONF_IPV6 */
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void
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wpcap_send(void)
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