Annotation of embedaddon/freevrrpd/vrrp_ah.h, revision 1.1.1.1
1.1 misho 1: /* $Id: vrrp_ah.h,v 1.8 2004/04/05 10:04:01 spe Exp $
2: * MAGIC HEADER $#@!$#!@$!@$@!# :)
3: */
4: #ifndef __VRRP_AH_H__
5: #define __VRRP_AH_H__
6: #include <stdio.h>
7: #include <unistd.h>
8: #include <stdlib.h>
9: #include <string.h>
10: #include <netdb.h>
11: #include <sys/types.h>
12: #include <sys/socket.h>
13: #include <netinet/in.h>
14: #include <arpa/inet.h>
15: #include <net/route.h>
16: #include <netinet/in_systm.h>
17: #include <netinet/ip.h>
18: #ifdef KAME_BASED
19: #include <netinet6/ipsec.h>
20: #include <net/pfkeyv2.h>
21: #include <netkey/keydb.h>
22: #include <netkey/key_debug.h>
23: #endif /* end of KAME BASED */
24: /* #include "md5.h" */
25:
26: #define HMAC_MD596_SIZE 12
27:
28: /* AH header struct for a keepalived implementation */
29: typedef struct ah_header {
30: char next; /* must be 112 for IPPROTO_VRRP */
31: char length; /* must be 3 (96 bits tronqued MD5 sum */
32: unsigned short zero;
33: int spi; /* will store the VIP of the current vrid */
34: int seq;
35: char auth[HMAC_MD596_SIZE]; /* authentication data MD5 sum */
36: } ah_t;
37:
38: #ifdef KAME_BASED
39: #define VRRP_OUT_POLICY "out ipsec ah/transport//require"
40: #define VRRP_IN_POLICY "in ipsec ah/transport//require"
41: #define VRRP_ADDRESS "224.0.0.18"
42: #define HOST_MASK 32
43: #define IPSEC_IPPROTO_VRRP 112
44: #define IPSEC_IPPROTO_ANY 255
45:
46: /* KAME based AH function headers */
47: struct addrinfo * parse_addr(char *host, char *port);
48: int setkeymsg(struct sadb_msg *msg, unsigned int type, unsigned int satype, size_t l);
49: int setvarbuf(char *buf, int *off, struct sadb_ext *ebuf, int elen, caddr_t vbuf, int vlen);
50: int vrrp_pfkey_open(void);
51: int vrrp_pfkey_close(int fd);
52: int vrrp_ah_set_outpolicy(int fd, char *src);
53: int vrrp_ah_rm_outpolicy(int fd, char *src);
54: int vrrp_ah_set_inpolicy(int fd, char *src);
55: int vrrp_ah_rm_inpolicy(int fd, char *src);
56: int vrrp_ah_spd(int fd, char *src_addr, char *ah_policy, unsigned int cmd);
57:
58: #else
59:
60: /* simple AH functions headers */
61: int vrrp_ah_check_ahhdr(char *buffer, struct vrrp_vr *vr);
62: void vrrp_ah_init_ahhdr(unsigned char *buffer, struct vrrp_vr *vr);
63: void vrrp_ah_hmacmd5(unsigned char *buffer, struct vrrp_vr *vr);
64: #endif /* end of KAME_BASED */
65: int vrrp_ah_ahhdr_len(struct vrrp_vr *vr);
66: void hmac_md5(unsigned char *text, int text_len, unsigned char *key, int key_len, caddr_t digest);
67: int hexdump(unsigned char *zone, int len);
68:
69: #endif
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