+++ /dev/null
-/*
- * $Id: main.c,v 1.25 2009-12-13 02:21:47 didg Exp $
- *
- * Copyright (c) 1990,1993 Regents of The University of Michigan.
- * All Rights Reserved. See COPYRIGHT.
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif /* HAVE_CONFIG_H */
-
-#include <sys/param.h>
-#include <sys/socket.h>
-#include <sys/file.h>
-#include <sys/time.h>
-#include <sys/resource.h>
-#include <sys/ioctl.h>
-
-/* POSIX.1 check */
-#include <sys/types.h>
-#ifdef HAVE_SYS_WAIT_H
-#include <sys/wait.h>
-#endif /* HAVE_SYS_WAIT_H */
-#ifndef WEXITSTATUS
-#define WEXITSTATUS(stat_val) ((unsigned)(stat_val) >> 8)
-#endif /* ! WEXITSTATUS */
-#ifndef WIFEXITED
-#define WIFEXITED(stat_val) (((stat_val) & 255) == 0)
-#endif /* ! WIFEXITED */
-#ifndef WIFSTOPPED
-#define WIFSTOPPED(status) (((status) & 0xff) == 0x7f)
-#endif
-
-#include <errno.h>
-#ifdef TRU64
-#include <sys/mbuf.h>
-#include <net/route.h>
-#endif /* TRU64 */
-#include <net/if.h>
-#include <net/route.h>
-
-#include <netinet/in.h>
-
-#include <signal.h>
-#include <atalk/logger.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <netdb.h>
-#include <fcntl.h>
-#include <unistd.h>
-
-#include <netatalk/endian.h>
-#include <netatalk/at.h>
-#include <atalk/compat.h>
-#include <atalk/zip.h>
-#include <atalk/rtmp.h>
-#include <atalk/nbp.h>
-#include <atalk/ddp.h>
-#include <atalk/atp.h>
-#include <atalk/paths.h>
-#include <atalk/util.h>
-
-#ifdef __svr4__
-#include <sys/sockio.h>
-#include <termios.h>
-#endif /* __svr4__ */
-
-#include "interface.h"
-#include "gate.h"
-#include "list.h"
-#include "rtmp.h"
-#include "zip.h"
-#include "nbp.h"
-#include "atserv.h"
-#include "main.h"
-
-/* Forward Declarations */
-int ifconfig(const char *iname, unsigned long cmd, struct sockaddr_at *sa);
-
-/* FIXME/SOCKLEN_T: socklen_t is a unix98 feature */
-#ifndef SOCKLEN_T
-#define SOCKLEN_T unsigned int
-#endif /* SOCKLEN_T */
-
-#ifndef WEXITSTATUS
-#define WEXITSTATUS(x) ((x).w_retcode)
-#endif /* WEXITSTATUS */
-
-/* linux has a special ioctl for appletalk device destruction. as of
- * 2.1.57, SIOCDIFADDR works w/ linux. okay, we need to deal with the
- * fact that SIOCDIFADDR may be defined on linux despite the fact that
- * it doesn't work. */
-#if !defined(SIOCDIFADDR) && defined(SIOCATALKDIFADDR)
-#define SIOCDIFADDR SIOCATALKDIFADDR
-#endif
-
-#define elements(a) (sizeof(a)/sizeof((a)[0]))
-
-#define PKTSZ 1024
-
-extern int aep_packet(struct atport *ap, struct sockaddr_at *from, char *data, int len);
-
-int rtfd;
-int transition = 0;
-int stabletimer, newrtmpdata = 0;
-
-static struct atserv atserv[] = {
- { "rtmp", 1, rtmp_packet }, /* 0 */
- { "nbp", 2, nbp_packet }, /* 1 */
- { "echo", 4, aep_packet }, /* 2 */
- { "zip", 6, zip_packet }, /* 3 */
-};
-static int atservNATSERV = elements( atserv );
-
-struct interface *interfaces = NULL, *ciface = NULL;
-
-static int debug = 0, quiet = 0, chatty = 0;
-static char *configfile = NULL;
-static int ziptimeout = 0;
-static int stable = 0, noparent = 0;
-static int ninterfaces;
-static int defphase = IFACE_PHASE2;
-static int nfds = 0;
-static fd_set fds;
-static char Packet[ PKTSZ ];
-static char *version = VERSION;
-static char *pidfile = _PATH_ATALKDLOCK;
-
-
-/* from config.c */
-
-int readconf( char * );
-int getifconf( void );
-int writeconf( char * );
-
-/* this is the messiest of the bunch as atalkd can exit pretty much
- * everywhere. we delete interfaces here instead of in as_down. */
-static void atalkd_exit(const int i)
-{
-#ifdef SIOCDIFADDR
- struct interface *iface;
-
- for (iface = interfaces; iface; iface = iface->i_next) {
- if (ifconfig( iface->i_name, SIOCDIFADDR, &iface->i_addr)) {
-#ifdef SIOCATALKDIFADDR
-#if (SIOCDIFADDR != SIOCATALKDIFADDR)
- if (!ifconfig(iface->i_name, SIOCATALKDIFADDR, &iface->i_addr))
- continue;
-#endif /* SIOCDIFADDR != SIOCATALKDIFADDR */
-#endif /* SIOCATALKIFADDR */
- LOG(log_error, logtype_atalkd, "difaddr(%u.%u): %s",
- ntohs(iface->i_addr.sat_addr.s_net),
- iface->i_addr.sat_addr.s_node, strerror(errno));
- }
-#ifdef linux
- if (!(iface->i_flags & IFACE_WASALLMULTI) && (iface->i_flags & IFACE_ALLMULTI))
- ifsetallmulti(iface->i_name, 0);
-#endif /* linux */
- }
-#endif /* SOPCDOFADDR */
-
- server_unlock(pidfile);
- exit(i);
-}
-
-/* XXX need better error handling for gone interfaces, delete routes and so on
- * moreover there's no way to put an interface back short of restarting atalkd
- * thus after the first time, silently fail
-*/
-static ssize_t sendto_iface(struct interface *iface, int sockfd, const void *buf, size_t len,
- const struct sockaddr_at *dest_addr)
-{
- ssize_t ret = sendto( sockfd, buf, len, 0, (struct sockaddr *)dest_addr, sizeof( struct sockaddr_at ));
-
- if (ret < 0 ) {
- if (!(iface->i_flags & IFACE_ERROR)) {
- LOG(log_error, logtype_atalkd, "as_timer sendto %u.%u (%u): %s",
- ntohs( dest_addr->sat_addr.s_net ),
- dest_addr->sat_addr.s_node,
- ntohs( iface->i_rt->rt_firstnet ),
- strerror(errno) );
- }
- iface->i_flags |= IFACE_ERROR;
- }
- else {
- iface->i_flags &= ~IFACE_ERROR;
- }
- return ret;
-}
-
-static void as_timer(int sig _U_)
-{
- struct sockaddr_at sat;
- struct ziphdr zh;
- struct rtmp_head rh;
- struct rtmp_tuple rt;
- struct atport *ap, *zap, *rap;
- struct interface *iface, *iface2;
- struct gate *gate, *fgate = NULL;
- struct rtmptab *rtmp, *frtmp;
- struct ziptab *zt;
- char *data, *end, packet[ ATP_BUFSIZ ];
- int sentzipq = 0;
- int n, cc;
-
- ap=zap=rap=NULL;
-
- memset(&sat, 0, sizeof( struct sockaddr_at ));
-
- for ( iface = interfaces; iface; iface = iface->i_next ) {
- if ( iface->i_flags & IFACE_LOOPBACK ) {
- continue;
- }
- for ( ap = iface->i_ports; ap; ap = ap->ap_next ) {
- if ( ap->ap_packet == zip_packet ) {
- zap = ap;
- }
- if ( ap->ap_packet == rtmp_packet ) {
- rap = ap;
- }
- }
-
- if (( iface->i_flags & ( IFACE_ADDR|IFACE_CONFIG|IFACE_NOROUTER )) == IFACE_ADDR ) {
- if ( iface->i_time < 3 ) {
- if ( iface->i_flags & IFACE_PHASE1 ) {
- if (rtmp_request( iface ) < 0) {
- LOG(log_error, logtype_atalkd, "rtmp_request: %s", strerror(errno));
- atalkd_exit(1);
- }
- newrtmpdata = 1;
- } else {
- if (zip_getnetinfo( iface ) < 0) {
- LOG(log_error, logtype_atalkd, "zip_getnetinfo: %s", strerror(errno));
- atalkd_exit(1);
- }
- sentzipq = 1;
- }
- iface->i_time++;
- } else {
- iface->i_flags |= IFACE_NOROUTER;
- if ((iface->i_flags & IFACE_ISROUTER)) {
- if (( iface->i_flags & IFACE_SEED ) == 0 ) {
- /*
- * No seed info, and we've got multiple interfaces.
- * Wait forever.
- */
- LOG(log_info, logtype_atalkd, "as_timer multiple interfaces, no seed" );
- LOG(log_info, logtype_atalkd, "as_timer can't configure %s", iface->i_name );
- LOG(log_info, logtype_atalkd, "as_timer waiting for router" );
- iface->i_time = 0;
- continue;
- } else {
- /*
- * Complete configuration for iface, and boot next
- * interface.
- */
- iface->i_flags |= IFACE_CONFIG;
- for ( zt = iface->i_czt; zt; zt = zt->zt_next ) {
- if (addzone( iface->i_rt, zt->zt_len, zt->zt_name) < 0) {
- LOG(log_error, logtype_atalkd, "addzone: %s", strerror(errno));
- atalkd_exit(1);
- }
- }
- if ( iface->i_rt->rt_zt ) {
- iface->i_rt->rt_flags &= ~RTMPTAB_ZIPQUERY;
- iface->i_rt->rt_flags |= RTMPTAB_HASZONES;
- }
- if ( iface->i_flags & IFACE_PHASE1 ) {
- LOG(log_info, logtype_atalkd, "as_timer configured %s phase 1 from seed", iface->i_name );
- setaddr( iface, IFACE_PHASE1,
- iface->i_caddr.sat_addr.s_net,
- iface->i_addr.sat_addr.s_node,
- iface->i_caddr.sat_addr.s_net,
- iface->i_caddr.sat_addr.s_net );
- } else {
- LOG(log_info, logtype_atalkd, "as_timer configured %s phase 2 from seed", iface->i_name );
- }
-
- if ( looproute( iface, RTMP_ADD )) { /* -1 or 1 */
- LOG(log_error, logtype_atalkd, "as_timer: can't route %u.%u to loop: %s",
- ntohs( iface->i_addr.sat_addr.s_net ),
- iface->i_addr.sat_addr.s_node, strerror(errno) );
- atalkd_exit( 1 );
- }
- if ( iface == ciface ) {
- ciface = ciface->i_next;
- bootaddr( ciface );
- }
- }
- } else {
- /*
- * Configure for no router operation. Wait for a route
- * to become available in rtmp_packet().
- */
- LOG(log_info, logtype_atalkd, "config for no router" );
-
- if ( iface->i_flags & IFACE_PHASE2 ) {
- iface->i_rt->rt_firstnet = 0;
- iface->i_rt->rt_lastnet = htons( STARTUP_LASTNET );
- setaddr( iface, IFACE_PHASE2, iface->i_addr.sat_addr.s_net, iface->i_addr.sat_addr.s_node,
- 0, htons( STARTUP_LASTNET ));
- }
- if ( looproute( iface, RTMP_ADD ) ) { /* -1 or 1 */
- LOG(log_error, logtype_atalkd, "as_timer: can't route %u.%u to loopback: %s",
- ntohs( iface->i_addr.sat_addr.s_net ), iface->i_addr.sat_addr.s_node,
- strerror(errno) );
- atalkd_exit( 1 );
- }
-
- if ( iface == ciface ) {
- ciface = ciface->i_next;
- bootaddr( ciface );
- }
- }
- }
- }
-
- for ( gate = iface->i_gate; gate; gate = gate->g_next ) {
- if ( fgate ) {
- free( (caddr_t)fgate );
- fgate = NULL;
- }
-
- n = 0;
- data = packet + 1 + sizeof( struct ziphdr );
- end = packet + sizeof( packet );
-
- sat = gate->g_sat;
- sat.sat_port = zap->ap_port;
-
- /*
- * Perform timeouts on routers. If we've only got one
- * interface, we'll use these timeouts to decide that
- * our zone has gone away.
- */
- if ( ++gate->g_state >= RTMPTAB_BAD ) {
- LOG(log_info, logtype_atalkd, "as_timer gateway %u.%u down", ntohs( gate->g_sat.sat_addr.s_net ),
- gate->g_sat.sat_addr.s_node );
- rtmp = gate->g_rt;
- while ( rtmp ) {
- frtmp = rtmp->rt_next;
- if ( rtmp->rt_hops == RTMPHOPS_POISON || rtmp->rt_iprev == NULL ) {
- rtmp_free( rtmp );
- } else {
- rtmp->rt_hops = RTMPHOPS_POISON;
- if ((cc = rtmp_replace( rtmp )) < 0) {
- LOG(log_error, logtype_atalkd, "rtmp_replace: %s", strerror(errno));
- atalkd_exit(1);
- }
- if (cc) {
- gate->g_state = rtmp->rt_state = RTMPTAB_GOOD;
- }
- }
- rtmp = frtmp;
- }
- if ( gate->g_rt == NULL ) {
- if ( gate->g_prev == NULL ) {
- gate->g_iface->i_gate = gate->g_next;
- } else {
- gate->g_prev->g_next = gate->g_next;
- }
- if ( gate->g_next != NULL ) {
- gate->g_next->g_prev = gate->g_prev;
- }
- fgate = gate; /* can't free here, just mark it */
- }
- /*
- * If this is the last router on the only interface,
- * reconfigure our netrange. By marking the interface
- * as having no router, we will notice when a router
- * comes back up.
- *
- * XXX: actually, we always reconfigure an interface
- * if we're not a seed router.
- */
-
- if ( gate->g_iface->i_gate == NULL && ((iface->i_flags & IFACE_SEED) == 0)) {
- gate->g_iface->i_flags |= IFACE_NOROUTER;
- gate->g_iface->i_flags &= ~IFACE_CONFIG;
-
- /* get rid of any zones associated with this iface */
- if (gate->g_iface->i_rt->rt_zt) {
- rtmp_delzonemap(gate->g_iface->i_rt);
- gate->g_iface->i_rt->rt_flags &= ~RTMPTAB_HASZONES;
- }
-
- LOG(log_info, logtype_atalkd, "as_timer last gateway down" );
-
- /* Set netrange to 0-fffe. */
- if ( gate->g_iface->i_flags & IFACE_PHASE2 ) {
- gate->g_iface->i_rt->rt_firstnet = 0;
- gate->g_iface->i_rt->rt_lastnet =
- htons( STARTUP_LASTNET );
- setaddr( iface, IFACE_PHASE2,
- iface->i_addr.sat_addr.s_net,
- iface->i_addr.sat_addr.s_node,
- 0, htons( STARTUP_LASTNET ));
- }
- }
- continue;
- }
-
- /*
- * If we don't have a zone for our interface yet, ask for
- * it from any router (all routers) on the interface.
- */
- if (( iface->i_rt->rt_flags & RTMPTAB_HASZONES ) == 0 ) {
- iface->i_rt->rt_flags |= RTMPTAB_ZIPQUERY;
- memcpy( data, &iface->i_rt->rt_firstnet, sizeof( u_short ));
- data += sizeof( u_short );
- n++;
- }
-
- rtmp = gate->g_rt;
- while ( rtmp ) {
- /*
- * Delete old routing tuples.
- */
- if ( rtmp->rt_state != RTMPTAB_PERM ) {
- rtmp->rt_state++;
- }
-
- /*
- * We've not been updated for this route in a while. If
- * it's not in use, go ahead and remove it. If it is in
- * use, mark the route as down (POISON), and look for a
- * better route. If one is found, delete this route and use
- * the new one. If it's not found, mark the route as GOOD
- * (so we'll propogate our poison) and delete it the next
- * time it becomes BAD.
- */
- if ( rtmp->rt_state >= RTMPTAB_BAD ) {
- frtmp = rtmp->rt_next;
- if ( rtmp->rt_iprev == NULL ) { /* not in use */
- rtmp_free( rtmp );
- } else { /* in use */
- if ( rtmp->rt_hops == RTMPHOPS_POISON ) {
- rtmp_free( rtmp );
- } else {
- rtmp->rt_hops = RTMPHOPS_POISON;
- if ((cc = rtmp_replace( rtmp )) < 0) {
- LOG(log_error, logtype_atalkd, "rtmp_replace: %s", strerror(errno));
- atalkd_exit(1);
- }
- if (cc)
- rtmp->rt_state = RTMPTAB_GOOD;
- }
- }
- rtmp = frtmp;
- continue;
- }
-
- /*
- * Do ZIP lookups.
- */
- if ( rtmp->rt_iprev && ( rtmp->rt_flags & RTMPTAB_HASZONES ) == 0 ) {
- if ( data + sizeof( u_short ) > end || n == 255 ) {
- /* send what we've got */
- zh.zh_op = ZIPOP_QUERY;
- zh.zh_count = n;
- cc = data - packet;
- data = packet;
- *data++ = DDPTYPE_ZIP;
- memcpy( data, &zh, sizeof( struct ziphdr ));
-
- sendto_iface(iface, zap->ap_fd, packet, cc, &sat);
- sentzipq = 1;
-
- n = 0;
- data = packet + 1 + sizeof( struct ziphdr );
- end = packet + sizeof( packet );
- }
-
- /*
- * rt_nzq is number of ZIP Queries we've issued for a
- * given netrange. If we've got ziptimeout on, we
- * will only ask 3 times for any given netrange.
- * Interestingly enough, since rt_nzq is a u_char,
- * it will overflow after a while. This means we will
- * periodically ask for nets that we've decided not to
- * ask about, and warn that we can't get it's zone.
- */
- if ( rtmp->rt_nzq++ == 3 ) {
- LOG(log_info, logtype_atalkd, "as_timer can't get zone for %u", ntohs( rtmp->rt_firstnet ));
- }
- if ( rtmp->rt_nzq > 3 ) {
- if ( ziptimeout ) {
- rtmp = rtmp->rt_next;
- continue;
- }
- } else {
- sentzipq = 1;
- }
- rtmp->rt_flags |= RTMPTAB_ZIPQUERY;
- memcpy( data, &rtmp->rt_firstnet, sizeof( u_short ));
- data += sizeof( u_short );
- n++;
- }
- rtmp = rtmp->rt_next;
- }
-
- /* send what we've got */
- if ( n > 0 ) {
- zh.zh_op = ZIPOP_QUERY;
- zh.zh_count = n;
- cc = data - packet;
- data = packet;
- *data++ = DDPTYPE_ZIP;
- memcpy( data, &zh, sizeof( struct ziphdr ));
-
- sendto_iface( iface, zap->ap_fd, packet, cc, &sat);
- }
- }
- if ( fgate ) {
- free( (caddr_t)fgate );
- fgate = NULL;
- }
-
- /*
- * Send RTMP broadcasts if we have multiple interfaces or our
- * interface is configured as a router.
- */
- if ((iface->i_flags & IFACE_ISROUTER)) {
-#ifdef BSD4_4
- sat.sat_len = sizeof( struct sockaddr_at );
-#endif /* BSD4_4 */
- sat.sat_family = AF_APPLETALK;
- sat.sat_addr.s_net = ATADDR_ANYNET;
- sat.sat_addr.s_node = ATADDR_BCAST;
- sat.sat_port = rap->ap_port;
-
- data = packet;
- end = data + sizeof( packet );
- *data++ = DDPTYPE_RTMPRD;
- rh.rh_net = iface->i_addr.sat_addr.s_net;
- rh.rh_nodelen = 8;
- rh.rh_node = iface->i_addr.sat_addr.s_node;
- memcpy( data, &rh, sizeof( struct rtmp_head ));
- data += sizeof( struct rtmp_head );
- n = 0;
-
-
- if ( iface->i_flags & IFACE_PHASE1 ) {
- rt.rt_net = 0;
- rt.rt_dist = 0x82;
- memcpy( data, &rt, SZ_RTMPTUPLE );
- data += SZ_RTMPTUPLE;
- } else {
- rt.rt_net = iface->i_rt->rt_firstnet;
- rt.rt_dist = 0x80;
- memcpy( data, &rt, SZ_RTMPTUPLE );
- data += SZ_RTMPTUPLE;
-
- rt.rt_net = iface->i_rt->rt_lastnet;
- rt.rt_dist = 0x82;
- memcpy( data, &rt, SZ_RTMPTUPLE );
- data += SZ_RTMPTUPLE;
- }
-
- for ( iface2 = interfaces; iface2; iface2 = iface2->i_next ) {
-
- /* XXX: there used to be a bit checking against iface ==
- iface2. also, we don't want to send an rtmp broadcast
- to an interface that doesn't want it. */
- if ((( iface2->i_flags & IFACE_CONFIG ) == 0) ||
- ((iface2->i_flags & IFACE_ISROUTER) == 0)) {
- continue;
- }
- /*
- * Fill in tuples. Always send the same thing, regardless
- * of the phase of the destination. Routers who don't
- * understand extended rtmp packets will toss extended
- * tuples because their distance will have the high bit set.
- */
- for ( rtmp = iface2->i_rt; rtmp; rtmp = rtmp->rt_inext ) {
- /* don't broadcast routes we have no zone for */
- if ( rtmp->rt_zt == NULL ||
- ( rtmp->rt_flags & RTMPTAB_ZIPQUERY ) ||
- ( rtmp->rt_flags & RTMPTAB_HASZONES ) == 0 ) {
- continue;
- }
-
- /* split horizon */
- if (rtmp->rt_iface == iface) {
- continue;
- }
-
- if ((( rtmp->rt_flags & RTMPTAB_EXTENDED ) &&
- data + 2 * SZ_RTMPTUPLE > end ) ||
- data + SZ_RTMPTUPLE > end ) {
-
- sendto_iface(iface,rap->ap_fd, packet, data - packet, &sat);
-
- if ( iface->i_flags & IFACE_PHASE2 ) {
- data = packet + 1 + sizeof( struct rtmp_head ) + 2 * SZ_RTMPTUPLE;
- } else {
- data = packet + 1 + sizeof( struct rtmp_head ) + SZ_RTMPTUPLE;
- }
- n = 0;
- }
-
- rt.rt_net = rtmp->rt_firstnet;
- rt.rt_dist = rtmp->rt_hops;
- if ( rtmp->rt_flags & RTMPTAB_EXTENDED ) {
- rt.rt_dist |= 0x80;
- }
- memcpy( data, &rt, SZ_RTMPTUPLE );
- data += SZ_RTMPTUPLE;
-
- if ( rtmp->rt_flags & RTMPTAB_EXTENDED ) {
- rt.rt_net = rtmp->rt_lastnet;
- rt.rt_dist = 0x82;
- memcpy( data, &rt, SZ_RTMPTUPLE );
- data += SZ_RTMPTUPLE;
- }
- n++;
- }
- }
-
- /* send rest */
- if ( n ) {
- sendto_iface(iface, rap->ap_fd, packet, data - packet, &sat);
- }
- }
- }
-
- /*
- * Check if we're stable. Each time we configure an interface, we
- * sent stabletimer to UNSTABLE. If stabletimer ever gets to
- * STABLEANYWAY, we give up and decide to "be" stable anyway.
- * Normally, we wait for stabletimer get <= STABLE with no new rtmp
- * data and all zip data complete.
- */
- if ( !stable ) {
- if ( stabletimer <= STABLE && !newrtmpdata && !sentzipq ) {
- /* write out config file */
- stable = 1;
- writeconf( configfile );
- } else {
- if ( stabletimer-- <= STABLEANYWAY ) {
- stable = 1;
- }
- }
- newrtmpdata = 0;
-
- if ( stable && !noparent ) {
- noparent = 1;
- LOG(log_info, logtype_atalkd, "ready %d/%d/%d", stabletimer, newrtmpdata,
- sentzipq );
- if ( !debug ) {
- /*
- * Seems like we could get here more than once...
- */
- if ( kill( getpid(), SIGSTOP ) < 0 ) {
- LOG(log_error, logtype_atalkd, "as_timer: kill-self failed!" );
- atalkd_exit( 1 );
- }
- }
- }
- }
-
-#ifdef DEBUG
- consistency();
-#endif /* DEBUG */
-}
-
-#ifdef DEBUG
-/*
-* Consistency check...
-*/
-consistency()
-{
- struct rtmptab *rtmp;
- struct list *lr, *lz;
- struct ziptab *zt;
-
- for ( zt = ziptab; zt; zt = zt->zt_next ) {
- for ( lr = zt->zt_rt; lr; lr = lr->l_next ) {
- rtmp = (struct rtmptab *)lr->l_data;
- if ( rtmp->rt_iprev == 0 && rtmp->rt_gate != 0 ) {
- LOG(log_error, logtype_atalkd, "%.*s has %u-%u (unused)",
- zt->zt_len, zt->zt_name, ntohs( rtmp->rt_firstnet ),
- ntohs( rtmp->rt_lastnet ));
- atalkd_exit(1);
- }
- for ( lz = rtmp->rt_zt; lz; lz = lz->l_next ) {
- if ( zt == (struct ziptab *)lz->l_data ) {
- break;
- }
- }
- if ( lz == 0 ) {
- LOG(log_error, logtype_atalkd, "no map from %u-%u to %.*s",
- ntohs( rtmp->rt_firstnet ),
- ntohs( rtmp->rt_lastnet ),
- zt->zt_len, zt->zt_name );
- atalkd_exit(1);
- }
- }
- }
-}
-#endif /* DEBUG */
-
-static void
-as_debug(int sig _U_)
-{
- struct interface *iface;
- struct list *l;
- struct ziptab *zt;
- struct gate *gate;
- struct rtmptab *rt;
- FILE *rtmpdebug;
-
- if (( rtmpdebug = fopen( _PATH_ATALKDEBUG, "w" )) == NULL ) {
- LOG(log_error, logtype_atalkd, "rtmp: %s", strerror(errno) );
- }
-
- for ( iface = interfaces; iface; iface = iface->i_next ) {
- fprintf( rtmpdebug, "interface %s %u.%u ", iface->i_name,
- ntohs( iface->i_addr.sat_addr.s_net ),
- iface->i_addr.sat_addr.s_node );
- if ( iface->i_flags & IFACE_PHASE1 ) {
- putc( '1', rtmpdebug );
- }
- if ( iface->i_flags & IFACE_PHASE2 ) {
- putc( '2', rtmpdebug );
- }
- if ( iface->i_flags & IFACE_RSEED ) {
- putc( 'R', rtmpdebug );
- }
- if ( iface->i_flags & IFACE_SEED ) {
- putc( 'S', rtmpdebug );
- }
- if ( iface->i_flags & IFACE_DONTROUTE ) {
- putc( 'D', rtmpdebug );
- }
- if ( iface->i_flags & IFACE_ADDR ) {
- putc( 'A', rtmpdebug );
- }
- if ( iface->i_flags & IFACE_CONFIG ) {
- putc( 'C', rtmpdebug );
- }
- if ( iface->i_flags & IFACE_NOROUTER ) {
- putc( 'N', rtmpdebug );
- }
- if ( iface->i_flags & IFACE_LOOP ) {
- putc( 'L', rtmpdebug );
- }
- putc( '\n', rtmpdebug );
-
- if ( iface->i_rt ) {
- fprintf( rtmpdebug, "\t%u-%u ",
- ntohs( iface->i_rt->rt_firstnet ),
- ntohs( iface->i_rt->rt_lastnet ));
- if ( iface->i_rt->rt_flags & RTMPTAB_ZIPQUERY ) {
- putc( 'q', rtmpdebug );
- }
- if ( iface->i_rt->rt_flags & RTMPTAB_HASZONES ) {
- putc( 'z', rtmpdebug );
- }
- if ( iface->i_rt->rt_flags & RTMPTAB_EXTENDED ) {
- putc( 'x', rtmpdebug );
- }
- putc( 'i', rtmpdebug );
- for ( l = iface->i_rt->rt_zt; l; l = l->l_next ) {
- zt = (struct ziptab *)l->l_data;
- fprintf( rtmpdebug, " '%.*s'", zt->zt_len, zt->zt_name );
- }
- fprintf( rtmpdebug, "\n" );
- }
-
- for ( gate = iface->i_gate; gate; gate = gate->g_next ) {
- fprintf( rtmpdebug, "gate %u.%u %X\n",
- ntohs( gate->g_sat.sat_addr.s_net ),
- gate->g_sat.sat_addr.s_node, gate->g_state );
- for ( rt = gate->g_rt; rt; rt = rt->rt_next ) {
- fprintf( rtmpdebug, "\t%u-%u ", ntohs( rt->rt_firstnet ),
- ntohs( rt->rt_lastnet ));
- if ( rt->rt_flags & RTMPTAB_ZIPQUERY ) {
- putc( 'q', rtmpdebug );
- }
- if ( rt->rt_flags & RTMPTAB_HASZONES ) {
- putc( 'z', rtmpdebug );
- }
- if ( rt->rt_flags & RTMPTAB_EXTENDED ) {
- putc( 'x', rtmpdebug );
- }
- if ( rt->rt_iprev ) {
- putc( 'i', rtmpdebug );
- }
- for ( l = rt->rt_zt; l; l = l->l_next ) {
- zt = (struct ziptab *)l->l_data;
- fprintf( rtmpdebug, " '%.*s'", zt->zt_len, zt->zt_name );
- }
- fprintf( rtmpdebug, "\n" );
- }
- }
- }
-
- fclose( rtmpdebug );
-}
-
-/*
- * Called when SIGTERM is recieved. Remove all routes and then exit.
- */
-static void
-as_down(int sig _U_)
-{
- struct interface *iface;
- struct gate *gate;
- struct rtmptab *rt;
-
- for ( iface = interfaces; iface; iface = iface->i_next ) {
- for ( gate = iface->i_gate; gate; gate = gate->g_next ) {
- for ( rt = gate->g_rt; rt; rt = rt->rt_next ) {
- if ( rt->rt_iprev ) {
- if ( gateroute( RTMP_DEL, rt ) < 0 ) {
- LOG(log_error, logtype_atalkd, "as_down remove %u-%u failed: %s",
- ntohs( rt->rt_firstnet ),
- ntohs( rt->rt_lastnet ),
- strerror(errno) );
- }
- }
- }
- }
- if ( iface->i_flags & IFACE_LOOP ) {
- if (looproute( iface, RTMP_DEL )) {
- LOG(log_error, logtype_atalkd, "as_down remove %s %u.%u failed: %s",
- iface->i_name, ntohs( iface->i_addr.sat_addr.s_net ),
- iface->i_addr.sat_addr.s_node,
- strerror(errno) );
- }
- }
- }
-
- LOG(log_info, logtype_atalkd, "done" );
- atalkd_exit( 0 );
-}
-
-int main( int ac, char **av)
-{
- extern char *optarg;
- extern int optind;
-
- struct sockaddr_at sat;
- struct sigaction sv;
- struct itimerval it;
- sigset_t signal_set, old_set;
-
- struct interface *iface;
- int status;
- struct atport *ap;
- fd_set readfds;
- int i, c;
- SOCKLEN_T fromlen;
- char *prog;
-
- while (( c = getopt( ac, av, "12qsdtf:P:v" )) != EOF ) {
- switch ( c ) {
- case '1' :
- defphase = IFACE_PHASE1;
- break;
-
- case '2' :
- defphase = IFACE_PHASE2;
- break;
-
- case 'd' :
- debug++;
- break;
-
- case 'f' :
- configfile = optarg;
- break;
-
- case 'q' : /* don't seed */
- quiet++;
- break;
-
- case 's' : /* seed */
- chatty++;
- break;
-
- case 't' : /* transition */
- transition++;
- break;
-
- case 'P' : /* pid file */
- pidfile = optarg;
- break;
-
- case 'v' : /* version */
- printf( "atalkd (version %s)\n", version );
- exit ( 1 );
- break;
-
- default :
- fprintf( stderr, "Unknown option -- '%c'\n", c );
- exit( 1 );
- }
- }
- if ( optind != ac ) {
- fprintf( stderr, "Too many arguments.\n" );
- exit( 1 );
- }
-
- if (( prog = strrchr( av[ 0 ], '/' )) == NULL ) {
- prog = av[ 0 ];
- } else {
- prog++;
- }
-
- /*
- * Configure loop back address first, so appearances of "lo0" in
- * the config file fail. Also insures that lo0 gets configured,
- * even if there's some hangup during configuration of some
- * other interface.
- */
- if (( interfaces = newiface( LOOPIFACE )) == NULL ) {
- perror( "newiface" );
- exit( 1 );
- }
- interfaces->i_flags |= IFACE_PHASE2 | IFACE_LOOPBACK;
-
- /*
- * Check our initial configuration before we fork. This way we can
- * complain about syntax errors on stdout.
- *
- * Basically, if we're going to read our config file, we should read
- * it and initialize our data structures. If we're not going to read
- * our config file, use GIFCONF to initialize our data structures.
- */
- if ( readconf( configfile ) < 0 && getifconf() < 0 ) {
- fprintf( stderr, "%s: can't get interfaces, exiting.\n", prog );
- exit( 1 );
- }
-
- /* we need to count up our interfaces so that we can simplify things
- * later. we also need to figure out if we have more than one interface
- * that is routing. */
- for (i = 0, ninterfaces = 0, iface = interfaces; iface;
- iface=iface->i_next) {
- if (iface->i_flags & IFACE_DONTROUTE)
- i++;
- ninterfaces++;
- }
- i = ninterfaces - i; /* number of routable interfaces */
-
- /*
- * At this point, we have (at least partially) initialized data
- * structures. Fill in what we can and verify that nothing is obviously
- * broken.
- */
- for (iface = interfaces; iface; iface = iface->i_next) {
- /* Apply the default phase */
- if (( iface->i_flags & IFACE_PHASE1 ) == 0 &&
- ( iface->i_flags & IFACE_PHASE2 ) == 0 ) {
- iface->i_flags |= defphase;
- }
-
- /* set up router flag information. if we have multiple interfaces
- * and DONTROUTE isn't set, set up ROUTER. i is the number of
- * interfaces that don't have the DONTROUTE flag set. */
- if ((i > IFBASE) && ((iface->i_flags & IFACE_DONTROUTE) == 0)) {
- iface->i_flags |= IFACE_ISROUTER;
- }
-
- /* Set default addresses */
- if ( iface->i_rt == NULL ) {
- if (( iface->i_rt = newrt(iface)) == NULL ) {
- perror( "newrt" );
- exit( 1 );
- }
-
- if ( iface->i_flags & IFACE_PHASE1 ) {
- iface->i_rt->rt_firstnet = iface->i_rt->rt_lastnet =
- iface->i_caddr.sat_addr.s_net;
- } else {
- if ( iface->i_caddr.sat_addr.s_net != ATADDR_ANYNET ||
- ( iface->i_flags & IFACE_LOOPBACK )) {
- iface->i_rt->rt_firstnet = iface->i_rt->rt_lastnet =
- iface->i_caddr.sat_addr.s_net;
- } else {
- iface->i_rt->rt_firstnet = htons( STARTUP_FIRSTNET );
- iface->i_rt->rt_lastnet = htons( STARTUP_LASTNET );
- }
- }
- }
-
- if (( iface->i_flags & IFACE_PHASE1 ) == 0 ) {
- iface->i_rt->rt_flags |= RTMPTAB_EXTENDED;
- }
-
- if ( iface->i_caddr.sat_addr.s_net == ATADDR_ANYNET ) {
- iface->i_caddr.sat_addr.s_net = iface->i_rt->rt_firstnet;
- }
-
- if ( debug ) {
- dumpconfig( iface ); /* probably needs args */
- }
- }
-
- /*
- * A little consistency check...
- */
- if ( ninterfaces < IFBASE ) {
- fprintf( stderr, "%s: zero interfaces, exiting.\n", prog );
- exit( 1 );
- }
-
- /*
- * Set process name for logging
- */
-
- set_processname("atalkd");
-
- /* do this here so that we can use ifconfig */
-#ifdef __svr4__
- if ( plumb() < 0 ) {
- fprintf(stderr, "can't establish STREAMS plumbing, exiting.\n" );
- atalkd_exit( 1 );
- }
-#endif /* __svr4__ */
-
- /* delete pre-existing interface addresses. */
-#ifdef SIOCDIFADDR
- for (iface = interfaces; iface; iface = iface->i_next) {
- if (ifconfig(iface->i_name, SIOCDIFADDR, &iface->i_addr)) {
-#ifdef SIOCATALKDIFADDR
-#if (SIOCDIFADDR != SIOCATALKDIFADDR)
- ifconfig(iface->i_name, SIOCATALKDIFADDR, &iface->i_addr);
-#endif /* SIOCDIFADDR != SIOCATALKDIFADDR */
-#endif /* SIOCATALKDIFADDR */
- }
- }
-#endif /* SIOCDIFADDR */
-
- /*
- * Disassociate. The child will send itself a signal when it is
- * stable. This indicates that other processes may begin using
- * AppleTalk.
- */
- switch (i = server_lock("atalkd", pidfile, debug)) {
- case -1:
- exit(1);
- case 0: /* child */
- break;
- default: /* parent */
- /*
- * Wait for the child to send itself a SIGSTOP, after which
- * we send it a SIGCONT and exit ourself.
- */
- if ( wait3( &status, WUNTRACED, (struct rusage *)0 ) != i) {
- perror( "wait3" ); /* Child died? */
- atalkd_exit( 1 );
- }
- if ( !WIFSTOPPED( status )) {
- fprintf( stderr, "AppleTalk not up! Check your syslog for the reason." );
- if ( WIFEXITED( status )) {
- fprintf( stderr, " Child exited with %d.\n",
- WEXITSTATUS( status ));
- } else {
- fprintf( stderr, " Child died.\n" );
- }
- atalkd_exit( 1 );
- }
- if ( kill(i, SIGCONT ) < 0 ) {
- perror( "kill" );
- atalkd_exit( 1 );
- }
- exit( 0 );
- }
-
-#ifdef ultrix
- openlog( prog, LOG_PID );
-#else /* ultrix */
- set_processname(prog);
- syslog_setup(log_debug, logtype_default, logoption_pid, logfacility_daemon );
-#endif /* ultrix */
-
- LOG(log_info, logtype_atalkd, "restart (%s)", version );
-
- /*
- * Socket for use in routing ioctl()s. Can't add routes to our
- * interfaces until we have our routing socket.
- */
-#ifdef BSD4_4
- if (( rtfd = socket( PF_ROUTE, SOCK_RAW, AF_APPLETALK )) < 0 ) {
- LOG(log_error, logtype_atalkd, "route socket: %s", strerror(errno) );
- atalkd_exit( 1 );
- }
- if ( shutdown( rtfd, 0 ) < 0 ) {
- LOG(log_error, logtype_atalkd, "route shutdown: %s", strerror(errno) );
- atalkd_exit( 1 );
- }
-#else /* BSD4_4 */
- if (( rtfd = socket( AF_APPLETALK, SOCK_DGRAM, 0 )) < 0 ) {
- LOG(log_error, logtype_atalkd, "route socket: %s", strerror(errno) );
- atalkd_exit( 1 );
- }
-#endif /* BSD4_4 */
-
- ciface = interfaces;
- bootaddr( ciface );
-
- memset(&sv, 0, sizeof(sv));
- sv.sa_handler = as_down;
- sigemptyset( &sv.sa_mask );
- sigaddset( &sv.sa_mask, SIGUSR1 );
- sigaddset( &sv.sa_mask, SIGALRM );
- sigaddset( &sv.sa_mask, SIGTERM );
- sv.sa_flags = SA_RESTART;
- if ( sigaction( SIGTERM, &sv, NULL) < 0 ) {
- LOG(log_error, logtype_atalkd, "sigterm: %s", strerror(errno) );
- atalkd_exit( 1 );
- }
-
- sv.sa_handler = as_debug;
- sigemptyset( &sv.sa_mask );
- sigaddset( &sv.sa_mask, SIGUSR1 );
- sigaddset( &sv.sa_mask, SIGALRM );
- sigaddset( &sv.sa_mask, SIGTERM );
- sv.sa_flags = SA_RESTART;
- if ( sigaction( SIGUSR1, &sv, NULL) < 0 ) {
- LOG(log_error, logtype_atalkd, "sigusr1: %s", strerror(errno) );
- atalkd_exit( 1 );
- }
-
- sv.sa_handler = as_timer;
- sigemptyset( &sv.sa_mask );
- sigaddset( &sv.sa_mask, SIGUSR1 );
- sigaddset( &sv.sa_mask, SIGALRM );
- sigaddset( &sv.sa_mask, SIGTERM );
- sv.sa_flags = SA_RESTART;
- if ( sigaction( SIGALRM, &sv, NULL) < 0 ) {
- LOG(log_error, logtype_atalkd, "sigalrm: %s", strerror(errno) );
- atalkd_exit( 1 );
- }
-
- it.it_interval.tv_sec = 10L;
- it.it_interval.tv_usec = 0L;
- it.it_value.tv_sec = 10L;
- it.it_value.tv_usec = 0L;
- if ( setitimer( ITIMER_REAL, &it, NULL) < 0 ) {
- LOG(log_error, logtype_atalkd, "setitimer: %s", strerror(errno) );
- atalkd_exit( 1 );
- }
-
- sigemptyset( &signal_set );
- sigaddset(&signal_set, SIGALRM);
-#if 0
- /* don't block SIGTERM */
- sigaddset(&signal_set, SIGTERM);
-#endif
- sigaddset(&signal_set, SIGUSR1);
-
- for (;;) {
- readfds = fds;
- if ( select( nfds, &readfds, NULL, NULL, NULL) < 0 ) {
- if ( errno == EINTR ) {
- errno = 0;
- continue;
- } else {
- LOG(log_error, logtype_atalkd, "select: %s", strerror(errno) );
- atalkd_exit( 1 );
- }
- }
-
- for ( iface = interfaces; iface; iface = iface->i_next ) {
- for ( ap = iface->i_ports; ap; ap = ap->ap_next ) {
- if ( FD_ISSET( ap->ap_fd, &readfds )) {
- if ( ap->ap_packet ) {
- fromlen = sizeof( struct sockaddr_at );
- if (( c = recvfrom( ap->ap_fd, Packet, sizeof( Packet ),
- 0, (struct sockaddr *)&sat, &fromlen )) < 0 ) {
- LOG(log_error, logtype_atalkd, "recvfrom: %s", strerror(errno) );
- continue;
- }
-#ifdef DEBUG1
- if ( debug ) {
- printf( "packet from %u.%u on %s (%x) %d (%d)\n",
- ntohs( sat.sat_addr.s_net ),
- sat.sat_addr.s_node, iface->i_name,
- iface->i_flags, ap->ap_port, ap->ap_fd );
- bprint( Packet, c );
- }
-#endif
- if (sigprocmask(SIG_BLOCK, &signal_set, &old_set) < 0) {
- LOG(log_error, logtype_atalkd, "sigprocmask: %s", strerror(errno) );
- atalkd_exit( 1 );
- }
-
- if (( *ap->ap_packet )( ap, &sat, Packet, c ) < 0) {
- LOG(log_error, logtype_atalkd, "ap->ap_packet: %s", strerror(errno));
- atalkd_exit(1);
- }
-
-#ifdef DEBUG
- consistency();
-#endif
- if (sigprocmask(SIG_SETMASK, &old_set, NULL) < 0) {
- LOG(log_error, logtype_atalkd, "sigprocmask old set: %s", strerror(errno) );
- atalkd_exit( 1 );
- }
-
- }
- }
- }
- }
- }
-}
-
-/*
- * This code is called (from main(), as_timer(), zip_packet(),
- * and rtmp_packet()) to set the initial "bootstrapping" address
- * on an interface.
- */
-void bootaddr(struct interface *iface)
-{
- if ( iface == NULL ) {
- return;
- }
-
- /* consistency */
- if ( iface->i_flags & IFACE_ADDR ) {
- LOG(log_error, logtype_atalkd, "bootaddr OOPS!" );
- atalkd_exit(1);
- }
-
- if ( iface->i_flags & IFACE_PHASE1 ) {
- setaddr( iface, IFACE_PHASE1, 0,
- iface->i_caddr.sat_addr.s_node, 0, 0 );
-
- if ( iface->i_flags & IFACE_LOOPBACK ) {
- iface->i_flags |= IFACE_CONFIG | IFACE_ADDR;
- if ( ciface == iface ) {
- ciface = ciface->i_next;
- bootaddr( ciface );
- }
-
- } else if (rtmp_request( iface ) < 0) {
- LOG(log_error, logtype_atalkd, "bootaddr (rtmp_request): %s", strerror(errno));
- atalkd_exit(1);
- }
-
- } else {
- setaddr( iface, IFACE_PHASE2, iface->i_caddr.sat_addr.s_net,
- iface->i_caddr.sat_addr.s_node,
- iface->i_rt->rt_firstnet, iface->i_rt->rt_lastnet );
-
- if ( iface->i_flags & IFACE_LOOPBACK ) {
- iface->i_flags |= IFACE_CONFIG | IFACE_ADDR;
- if ( ciface == iface ) {
- ciface = ciface->i_next;
- bootaddr( ciface );
- }
-
- } else if (zip_getnetinfo( iface ) < 0) {
- LOG(log_error, logtype_atalkd, "bootaddr (zip_getnetinfo): %s", strerror(errno));
- atalkd_exit(1);
- }
- }
- ++iface->i_time;
- iface->i_flags |= IFACE_ADDR;
- stabletimer = UNSTABLE;
-}
-
-
-/*
- * Change setaddr()
- * to manage the i_ports field and the fds for select().
- */
-void setaddr(struct interface *iface,
- u_int8_t phase, u_int16_t net, u_int8_t node,
- u_int16_t first, u_int16_t last)
-{
- int i;
- struct atserv *as;
- struct atport *ap;
- struct servent *se;
- struct sockaddr_at sat;
- struct netrange nr;
-
- if ( iface->i_ports == NULL ) { /* allocate port structures */
- for ( i = 0, as = atserv; i < atservNATSERV; i++, as++ ) {
- if (( se = getservbyname( as->as_name, "ddp" )) == NULL ) {
- LOG(log_info, logtype_atalkd, "%s: service unknown", as->as_name );
- } else {
- as->as_port = ntohs( se->s_port );
- }
- if (( ap = (struct atport *)malloc( sizeof( struct atport ))) ==
- NULL ) {
- LOG(log_error, logtype_atalkd, "malloc: %s", strerror(errno) );
- atalkd_exit( 1 );
- }
- ap->ap_fd = 0;
- ap->ap_next = iface->i_ports;
- ap->ap_iface = iface;
- ap->ap_port = as->as_port;
- ap->ap_packet = as->as_packet;
-
- iface->i_ports = ap;
- }
- } else { /* close ports */
- for ( ap = iface->i_ports; ap; ap = ap->ap_next ) {
- (void)close( ap->ap_fd );
- }
- }
-
-#ifdef BSD4_4
- iface->i_addr.sat_len = sizeof( struct sockaddr_at );
-#endif /* BSD4_4 */
- iface->i_addr.sat_family = AF_APPLETALK;
- iface->i_addr.sat_addr.s_net = net;
- iface->i_addr.sat_addr.s_node = node;
-
- nr.nr_phase = phase;
- nr.nr_firstnet = first;
- nr.nr_lastnet = last;
- memcpy( iface->i_addr.sat_zero, &nr, sizeof( struct netrange ));
-
- if ( ifconfig( iface->i_name, SIOCSIFADDR, &iface->i_addr )) {
- LOG(log_error, logtype_atalkd, "setifaddr: %s (%u-%u): %s. try specifying a \
-smaller net range.", iface->i_name, ntohs(first), ntohs(last), strerror(errno));
- atalkd_exit( 1 );
- }
- if ( ifconfig( iface->i_name, SIOCGIFADDR, &iface->i_addr )) {
- LOG(log_error, logtype_atalkd, "getifaddr: %s: %s", iface->i_name, strerror(errno) );
- atalkd_exit( 1 );
- }
-
- /* open ports */
- i = 1; /* enable broadcasts */
-#if 0
- /* useless message, no? */
- LOG(log_info, logtype_atalkd, "setsockopt incompatible w/ Solaris STREAMS module.");
-#endif /* __svr4__ */
- for ( ap = iface->i_ports; ap; ap = ap->ap_next ) {
- if (( ap->ap_fd = socket( AF_APPLETALK, SOCK_DGRAM, 0 )) < 0 ) {
- LOG(log_error, logtype_atalkd, "socket: %s", strerror(errno) );
- atalkd_exit( 1 );
- }
-#ifndef __svr4__
- setsockopt(ap->ap_fd, SOL_SOCKET, SO_BROADCAST, &i, sizeof(i));
-#endif /* ! __svr4 */
-
- memset( &sat, 0, sizeof( struct sockaddr_at ));
-#ifdef BSD4_4
- sat.sat_len = sizeof( struct sockaddr_at );
-#endif /* BSD4_4 */
- sat.sat_family = AF_APPLETALK;
- sat.sat_addr.s_net = iface->i_addr.sat_addr.s_net;
- sat.sat_addr.s_node = iface->i_addr.sat_addr.s_node;
- sat.sat_port = ap->ap_port;
-
- if ( bind( ap->ap_fd, (struct sockaddr *)&sat,
- sizeof( struct sockaddr_at )) < 0 ) {
- LOG(log_error, logtype_atalkd, "bind %u.%u:%u: %s",
- ntohs( sat.sat_addr.s_net ),
- sat.sat_addr.s_node, sat.sat_port, strerror(errno) );
-#ifdef SIOCDIFADDR
- /* remove all interfaces if we have a problem with bind */
- for (iface = interfaces; iface; iface = iface->i_next) {
- if (ifconfig( iface->i_name, SIOCDIFADDR, &iface->i_addr )) {
-#ifdef SIOCATALKDIFADDR
-#if (SIOCDIFADDR != SIOCATALKDIFADDR)
- ifconfig( iface->i_name, SIOCATALKDIFADDR, &iface->i_addr );
-#endif /* SIOCDIFADDR != SIOCATALKDIFADDR */
-#endif /* SIOCATALKDIFADDR */
- }
- }
-#endif /* SIOCDIFADDR */
- atalkd_exit( 1 );
- }
- }
-
- /* recalculate nfds and fds */
- FD_ZERO( &fds );
- for ( nfds = 0, iface = interfaces; iface; iface = iface->i_next ) {
- for ( ap = iface->i_ports; ap; ap = ap->ap_next ) {
- FD_SET( ap->ap_fd, &fds );
- if ( ap->ap_fd > nfds ) {
- nfds = ap->ap_fd;
- }
- }
- }
- nfds++;
-}
-
-int ifsetallmulti (const char *iname, int set)
-{
- int sock;
- struct ifreq ifr;
-
- memset(&ifr, 0, sizeof(ifr));
-
- if (( sock = socket( AF_APPLETALK, SOCK_DGRAM, 0 )) < 0 ) {
- return( -1 );
- }
-
- /* get interface config */
- strlcpy(ifr.ifr_name, iname, sizeof(ifr.ifr_name));
- if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
- close(sock);
- return (-1);
- }
-
- /* should we set or unset IFF_ALLMULTI */
- if (set)
- ifr.ifr_flags |= IFF_ALLMULTI;
- else
- ifr.ifr_flags &= ~IFF_ALLMULTI;
-
- /* set interface config */
- strlcpy(ifr.ifr_name, iname, sizeof(ifr.ifr_name));
- if (ioctl(sock, SIOCSIFFLAGS, &ifr) < 0) {
- close(sock);
- return -1;
- }
-
- close(sock);
- return (0);
-}
-
-int ifconfig( const char *iname, unsigned long cmd, struct sockaddr_at *sa)
-{
- struct ifreq ifr;
- int s;
-
- memset(&ifr, 0, sizeof(ifr));
- strcpy( ifr.ifr_name, iname );
- ifr.ifr_addr = *(struct sockaddr *)sa;
-
- if (( s = socket( AF_APPLETALK, SOCK_DGRAM, 0 )) < 0 ) {
- return( 1 );
- }
- if ( ioctl( s, cmd, &ifr ) < 0 ) {
- close(s);
- return( 1 );
- }
- close( s );
- if ( cmd == SIOCGIFADDR ) {
- *(struct sockaddr *)sa = ifr.ifr_addr;
- }
- return( 0 );
-}
-
-void dumpconfig( struct interface *iface)
-{
- struct list *l;
-
- printf( "%s", iface->i_name );
- if ( iface->i_flags & IFACE_RSEED ) {
- printf( " -router" );
- } else if ( iface->i_flags & IFACE_SEED ) {
- printf( " -seed" );
- }
-
- if ( iface->i_flags & IFACE_DONTROUTE)
- printf( " -dontroute");
-
- printf( " -phase" );
- if ( iface->i_flags & IFACE_PHASE1 ) {
- printf( " 1" );
- } else {
- printf( " 2" );
- }
- printf( " -net %d", ntohs( iface->i_rt->rt_firstnet ));
- if ( iface->i_rt->rt_lastnet != iface->i_rt->rt_firstnet ) {
- printf( "-%d", ntohs( iface->i_rt->rt_lastnet ));
- }
- printf( " -addr %u.%u", ntohs( iface->i_addr.sat_addr.s_net ),
- iface->i_addr.sat_addr.s_node );
- printf( " -caddr %u.%u", ntohs( iface->i_caddr.sat_addr.s_net ),
- iface->i_caddr.sat_addr.s_node );
- for ( l = iface->i_rt->rt_zt; l; l = l->l_next ) {
- printf( " -zone %.*s", ((struct ziptab *)l->l_data)->zt_len,
- ((struct ziptab *)l->l_data)->zt_name );
- }
- printf( "\n" );
-}
-
-#ifdef DEBUG
-void dumproutes(void)
-{
- struct interface *iface;
- struct rtmptab *rtmp;
- struct list *l;
- struct ziptab *zt;
-
- for ( iface = interfaces; iface; iface = iface->i_next ) {
- for ( rtmp = iface->i_rt; rtmp; rtmp = rtmp->rt_inext ) {
- if ( rtmp->rt_gate == 0 ) {
- if ( rtmp->rt_flags & RTMPTAB_EXTENDED ) {
- printf( "%u-%u", ntohs( rtmp->rt_firstnet ),
- ntohs( rtmp->rt_lastnet ));
- } else {
- printf( "%u", ntohs( rtmp->rt_firstnet ));
- }
- } else {
- if ( rtmp->rt_flags & RTMPTAB_EXTENDED ) {
- printf( "%u.%u for %u-%u",
- ntohs( rtmp->rt_gate->g_sat.sat_addr.s_net ),
- rtmp->rt_gate->g_sat.sat_addr.s_node,
- ntohs( rtmp->rt_firstnet ),
- ntohs( rtmp->rt_lastnet ));
- } else {
- printf( "%u.%u for %u",
- ntohs( rtmp->rt_gate->g_sat.sat_addr.s_net ),
- rtmp->rt_gate->g_sat.sat_addr.s_node,
- ntohs( rtmp->rt_firstnet ));
- }
- }
-
- if ( rtmp->rt_iprev == 0 && rtmp != iface->i_rt ) {
- printf( " *" );
- }
-
- for ( l = rtmp->rt_zt; l; l = l->l_next ) {
- zt = (struct ziptab *)l->l_data;
- printf( " %.*s", zt->zt_len, zt->zt_name );
- }
-
- printf( "\n" );
- }
- }
-
- printf( "\n" );
- fflush( stdout );
-}
-
-void dumpzones(void)
-{
- struct interface *iface;
- struct rtmptab *rtmp;
- struct list *l;
- struct ziptab *zt;
-
- for ( zt = ziptab; zt; zt = zt->zt_next ) {
- printf( "%.*s", zt->zt_len, zt->zt_name );
- for ( l = zt->zt_rt; l; l = l->l_next ) {
- rtmp = (struct rtmptab *)l->l_data;
- if ( rtmp->rt_flags & RTMPTAB_EXTENDED ) {
- printf( " %u-%u", ntohs( rtmp->rt_firstnet ),
- ntohs( rtmp->rt_lastnet ));
- } else {
- printf( " %u", ntohs( rtmp->rt_firstnet ));
- }
- if ( rtmp->rt_iprev == 0 && rtmp->rt_gate != 0 ) {
- printf( "*" );
- }
- }
- printf( "\n" );
- }
-
- printf( "\n" );
- fflush( stdout );
-}
-#endif /* DEBUG */
projects / netatalk.git / blobdiff