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Merge remote-tracking branch 'origin/master' into topic/icmp6

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This commit is contained in:
Daniel Thayer 2012-04-06 15:59:57 -05:00
commit 79a6da285f
95 changed files with 4365 additions and 1210 deletions
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11
src/net_util.h
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@ -5,6 +5,13 @@
#include "config.h"
// Define first.
typedef enum {
TRANSPORT_UNKNOWN, TRANSPORT_TCP, TRANSPORT_UDP, TRANSPORT_ICMP,
} TransportProto;
typedef enum { IPv4, IPv6 } IPFamily;
#include <assert.h>
#include <sys/types.h>
@ -21,7 +28,6 @@
#include <netinet/ip_icmp.h>
#include "util.h"
#include "IPAddr.h"
#ifdef HAVE_NETINET_IP6_H
#include <netinet/ip6.h>
@ -58,11 +64,12 @@ inline int seq_delta(uint32 a, uint32 b)
return int(a-b);
}
class IPAddr;
// Returns the ones-complement checksum of a chunk of b short-aligned bytes.
extern int ones_complement_checksum(const void* p, int b, uint32 sum);
extern int ones_complement_checksum(const IPAddr& a, uint32 sum);
extern int tcp_checksum(const struct ip* ip, const struct tcphdr* tp, int len);
extern int udp_checksum(const struct ip* ip, const struct udphdr* up, int len);
extern int udp6_checksum(const struct ip6_hdr* ip, const struct udphdr* up,
int len);