diff options
Diffstat (limited to 'libexec/talkd/process.c')
| -rw-r--r-- | libexec/talkd/process.c | 36 |
1 files changed, 23 insertions, 13 deletions
diff --git a/libexec/talkd/process.c b/libexec/talkd/process.c index cd5686903b3..a6dcbda2003 100644 --- a/libexec/talkd/process.c +++ b/libexec/talkd/process.c @@ -1,3 +1,5 @@ +/* $OpenBSD: process.c,v 1.2 1996/04/28 23:56:20 mickey Exp $ */ + /* * Copyright (c) 1983 Regents of the University of California. * All rights reserved. @@ -33,7 +35,7 @@ #ifndef lint /*static char sccsid[] = "from: @(#)process.c 5.10 (Berkeley) 2/26/91";*/ -static char rcsid[] = "$Id: process.c,v 1.1 1995/10/18 08:43:23 deraadt Exp $"; +static char rcsid[] = "$Id: process.c,v 1.2 1996/04/28 23:56:20 mickey Exp $"; #endif /* not lint */ /* @@ -48,22 +50,21 @@ static char rcsid[] = "$Id: process.c,v 1.1 1995/10/18 08:43:23 deraadt Exp $"; #include <sys/stat.h> #include <sys/socket.h> #include <netinet/in.h> +#include <arpa/inet.h> #include <protocols/talkd.h> #include <netdb.h> #include <syslog.h> #include <stdio.h> #include <string.h> #include <paths.h> +#include "talkd.h" -CTL_MSG *find_request(); -CTL_MSG *find_match(); - +void process_request(mp, rp) register CTL_MSG *mp; register CTL_RESPONSE *rp; { register CTL_MSG *ptr; - extern int debug; rp->vers = TALK_VERSION; rp->type = mp->type; @@ -74,20 +75,28 @@ process_request(mp, rp) return; } mp->id_num = ntohl(mp->id_num); - mp->addr.sa_family = ntohs(mp->addr.sa_family); - if (mp->addr.sa_family != AF_INET) { + if (ntohs(mp->addr.sa_family) != AF_INET) { syslog(LOG_WARNING, "Bad address, family %d", - mp->addr.sa_family); + ntohs(mp->addr.sa_family)); rp->answer = BADADDR; return; } - mp->ctl_addr.sa_family = ntohs(mp->ctl_addr.sa_family); - if (mp->ctl_addr.sa_family != AF_INET) { + if (ntohs(mp->ctl_addr.sa_family) != AF_INET) { syslog(LOG_WARNING, "Bad control address, family %d", - mp->ctl_addr.sa_family); + ntohs(mp->ctl_addr.sa_family)); rp->answer = BADCTLADDR; return; } + if (memcmp(&satosin(&rp->addr)->sin_addr, + &satosin(&mp->ctl_addr)->sin_addr, + sizeof(struct in_addr))) { + char buf1[32], buf2[32]; + strcpy(buf1, inet_ntoa(satosin(&rp->addr)->sin_addr)); + strcpy(buf2, inet_ntoa(satosin(&mp->ctl_addr)->sin_addr)); + syslog(LOG_WARNING, "addresses are different, %s != %s\n", + buf1, buf2); + } + rp->addr.sa_family = 0; mp->pid = ntohl(mp->pid); if (debug) print_request("process_request", mp); @@ -111,7 +120,7 @@ process_request(mp, rp) if (ptr != (CTL_MSG *)0) { rp->id_num = htonl(ptr->id_num); rp->addr = ptr->addr; - rp->addr.sa_family = htons(ptr->addr.sa_family); + rp->addr.sa_family = ptr->addr.sa_family; rp->answer = SUCCESS; } else rp->answer = NOT_HERE; @@ -129,6 +138,7 @@ process_request(mp, rp) print_response("process_request", rp); } +void do_announce(mp, rp) register CTL_MSG *mp; CTL_RESPONSE *rp; @@ -143,7 +153,6 @@ do_announce(mp, rp) rp->answer = result; return; } -#define satosin(sa) ((struct sockaddr_in *)(sa)) hp = gethostbyaddr((char *)&satosin(&mp->ctl_addr)->sin_addr, sizeof (struct in_addr), AF_INET); if (hp == (struct hostent *)0) { @@ -176,6 +185,7 @@ do_announce(mp, rp) /* * Search utmp for the local user */ +int find_user(name, tty) char *name, *tty; { |