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- Replace flags used for LCP/IPCP with state machine.

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- Use openssl MD5, fix DAE vector (Alex Kiernan).
This commit is contained in:
Brendan O'Dea 2005-07-31 10:04:09 +00:00
parent e2a3f0371e
commit aabf1d3fe9
27 changed files with 1399 additions and 1120 deletions
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14
icmp.c
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@ -1,6 +1,6 @@
// L2TPNS: icmp
char const *cvs_id_icmp = "$Id: icmp.c,v 1.8 2005-06-04 15:42:06 bodea Exp $";
char const *cvs_id_icmp = "$Id: icmp.c,v 1.9 2005-07-31 10:04:10 bodea Exp $";
#include <arpa/inet.h>
#include <netdb.h>
@ -18,7 +18,7 @@ char const *cvs_id_icmp = "$Id: icmp.c,v 1.8 2005-06-04 15:42:06 bodea Exp $";
#include "l2tpns.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;