Annotation of embedaddon/freevrrpd/vrrp_proto.h, revision 1.1
1.1 ! misho 1: /*
! 2: * Copyright (c) 2001,2002 Sebastien Petit <spe@bsdfr.org>
! 3: *
! 4: * Redistribution and use in source forms, with and without modification,
! 5: * are permitted provided that the following conditions are met:
! 6: * 1. Redistributions of source code must retain the above copyright notice,
! 7: * this list of conditions and the following disclaimer.
! 8: * 2. Redistributions in binary form must reproduce the above copyright notice,
! 9: * this list of conditions and the following disclaimer in the documentation
! 10: * and/or other materials provided with the distribution. Obviously, it
! 11: * would be nice if you gave credit where credit is due but requiring it
! 12: * would be too onerous.
! 13: * 3. All advertising materials mentioning features or use of this software
! 14: * must display the following acknowledgement:
! 15: * This product includes software developed by Sebastien Petit.
! 16: * 4. Neither the name of its contributors may be used to endorse or promote
! 17: * products derived from this software without specific prior written
! 18: * permission.
! 19: *
! 20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 30: * SUCH DAMAGE.
! 31: *
! 32: * $Id: vrrp_proto.h,v 1.14 2004/03/30 23:45:28 rival Exp $
! 33: */
! 34:
! 35: #ifndef _VRRP_PROTO_H
! 36: #define _VRRP_PROTO_H
! 37:
! 38: #include <sys/types.h>
! 39: #include <sys/socket.h>
! 40: #include <net/if.h>
! 41: #include <netinet/in.h>
! 42: #ifdef __FreeBSD__
! 43: #include <net/ethernet.h>
! 44: #endif
! 45: #ifdef __NetBSD__
! 46: #include <net/if_ether.h>
! 47: #endif
! 48: #ifdef __OpenBSD__
! 49: #include <netinet/if_ether.h>
! 50: #endif
! 51: #include "vrrp_define.h"
! 52:
! 53: /* RFC 2338 vrrp header */
! 54: struct vrrp_hdr {
! 55: #if BYTE_ORDER == LITTLE_ENDIAN
! 56: u_int vrrp_t:4, vrrp_v:4;
! 57: #endif
! 58: #if BYTE_ORDER == BIG_ENDIAN
! 59: u_int vrrp_v:4, vrrp_t:4;
! 60: #endif
! 61: u_char vr_id;
! 62: u_char priority;
! 63: u_char cnt_ip;
! 64: u_char auth_type;
! 65: u_char adv_int;
! 66: u_short csum;
! 67: /* Some IP adresses, number are not defined */
! 68: /*
! 69: * After IP adresses, we can found Authentification Data 1 & 2 (total
! 70: * of 8 bytes)
! 71: */
! 72: };
! 73:
! 74: struct vrrp_if {
! 75: char if_name[IFNAMSIZ];
! 76: u_char nb_ip;
! 77: int alive;
! 78: int nberrors;
! 79: int checksok;
! 80: int reportsyslog;
! 81: struct in_addr ip_addrs[MAX_IP_ALIAS];
! 82: struct ether_addr ethaddr;
! 83: struct ether_addr actualethaddr;
! 84: struct vrrp_ethaddr_list *p, *d;
! 85: struct vrrp_vlan_list *vlanp, *vland;
! 86: int carrier_timeout;
! 87: };
! 88:
! 89: struct vrrp_vip {
! 90: struct in_addr addr;
! 91: u_char owner;
! 92: char *if_name;
! 93: };
! 94:
! 95: /* Timers RFC2338-6.2 */
! 96: struct vrrp_timer {
! 97: struct timeval master_down_tm;
! 98: struct timeval adv_tm;
! 99: };
! 100:
! 101: /*
! 102: * Parameters per Virtual Router RFC2338-6.1.2 and
! 103: * draft-ietf-vrrp-spec-v2-05.txt
! 104: */
! 105: struct vrrp_vr {
! 106: u_char vr_id;
! 107: u_char priority;
! 108: int sd;
! 109: int ioctl_sd; /* socket used to pass ioctl */
! 110: struct ether_addr ethaddr;
! 111: u_char cnt_ip;
! 112: struct vrrp_vip *vr_ip;
! 113: u_int *vr_netmask;
! 114: u_char adv_int;
! 115: u_int master_down_int;
! 116: u_int skew_time;
! 117: struct vrrp_timer tm;
! 118: u_char preempt_mode; /* False = 0, True = 1 */
! 119: u_char state; /* 0 = INITIALIZE, 1 = MASTER, 2 = BACKUP */
! 120: u_char auth_type;
! 121: u_char auth_data[VRRP_AUTH_DATA_LEN];
! 122: struct vrrp_if *vr_if;
! 123: char viface_name[IFNAMSIZ]; /* Real interface name for vrrp announces */
! 124: int bridge_link_number;
! 125: #ifdef ENABLE_VRRP_AH
! 126: struct ah_header *ahctx;
! 127: #endif
! 128: char *password;
! 129: char *master_script;
! 130: char *backup_script;
! 131: int *vridsdeps;
! 132: int fault;
! 133: int useIKE;
! 134: int useMonitoredCircuits;
! 135: int AHencryption;
! 136: int sendGratuitousArp;
! 137: int spanningTreeLatency;
! 138: int monitoredCircuitsClearErrorsCount;
! 139: };
! 140:
! 141: struct vrrp_ethaddr_list {
! 142: struct ether_addr ethaddr;
! 143: struct vrrp_ethaddr_list *next;
! 144: struct vrrp_ethaddr_list *previous;
! 145: };
! 146:
! 147: struct vrrp_vlan_list {
! 148: char vlan_ifname[IFNAMSIZ];
! 149: struct vrrp_vlan_list *next;
! 150: struct vrrp_vlan_list *previous;
! 151: };
! 152:
! 153: #endif
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