X-Git-Url: http://git.sameswireless.fr/l2tpns.git/blobdiff_plain/a51e573de1800142f3573b3c973879ee351f1a3d..658f6aea7b968c7db3a1c2be58c62efb091c3984:/icmp.c?ds=sidebyside diff --git a/icmp.c b/icmp.c index aefd768..5f05127 100644 --- a/icmp.c +++ b/icmp.c @@ -1,7 +1,5 @@ // L2TPNS: icmp -char const *cvs_id_icmp = "$Id: icmp.c,v 1.8 2005/06/04 15:42:06 bodea Exp $"; - #include #include #include @@ -15,10 +13,12 @@ char const *cvs_id_icmp = "$Id: icmp.c,v 1.8 2005/06/04 15:42:06 bodea Exp $"; #include #include #include +#include #include "l2tpns.h" +#include "pppoe.h" -static uint16_t _checksum(unsigned char *addr, int count); +static uint16_t _checksum(uint8_t *addr, int count); struct ipv6_pseudo_hdr { struct in6_addr src; @@ -28,7 +28,7 @@ struct ipv6_pseudo_hdr { uint32_t nexthdr : 8; }; -void host_unreachable(in_addr_t destination, uint16_t id, in_addr_t source, char *packet, int packet_len) +void host_unreachable(in_addr_t destination, uint16_t id, in_addr_t source, uint8_t *packet, int packet_len) { char buf[128] = {0}; struct iphdr *iph; @@ -72,15 +72,15 @@ void host_unreachable(in_addr_t destination, uint16_t id, in_addr_t source, char icmp->type = ICMP_DEST_UNREACH; icmp->code = ICMP_HOST_UNREACH; - icmp->checksum = _checksum((char *) icmp, sizeof(struct icmphdr) + packet_len); + icmp->checksum = _checksum((uint8_t *) icmp, sizeof(struct icmphdr) + packet_len); - iph->check = _checksum((char *) iph, sizeof(struct iphdr)); + iph->check = _checksum((uint8_t *) iph, sizeof(struct iphdr)); - sendto(icmp_socket, (char *)buf, len, 0, (struct sockaddr *)&whereto, sizeof(struct sockaddr)); + sendto(icmp_socket, buf, len, 0, (struct sockaddr *)&whereto, sizeof(struct sockaddr)); close(icmp_socket); } -static uint16_t _checksum(unsigned char *addr, int count) +static uint16_t _checksum(uint8_t *addr, int count) { register long sum = 0; @@ -102,7 +102,7 @@ static uint16_t _checksum(unsigned char *addr, int count) return htons((uint16_t) sum); } -void send_ipv6_ra(tunnelidt t, sessionidt s, struct in6_addr *ip) +void send_ipv6_ra(sessionidt s, tunnelidt t, struct in6_addr *ip) { struct nd_opt_prefix_info *pinfo; struct ipv6_pseudo_hdr *phdr; @@ -114,7 +114,7 @@ void send_ipv6_ra(tunnelidt t, sessionidt s, struct in6_addr *ip) LOG(3, s, t, "Sending IPv6 RA\n"); memset(b, 0, sizeof(b)); - o = makeppp(b, sizeof(b), 0, 0, t, s, PPPIPV6); + o = makeppp(b, sizeof(b), 0, 0, s, t, PPPIPV6, 0, 0, 0); if (!o) { @@ -132,7 +132,9 @@ void send_ipv6_ra(tunnelidt t, sessionidt s, struct in6_addr *ip) *(o+9) = 0x80; *(o+23) = 1; if (ip != NULL) + { memcpy(o+24, ip, 16); // dest = ip + } else { // FF02::1 - all hosts