X-Git-Url: http://git.ozlabs.org/?p=ppp.git;a=blobdiff_plain;f=pppd%2Fsys-ultrix.c;h=009999eb2026a0b99fe299b04e332e94f150ed7e;hp=43fd115136371f246183337fe0f20ff6d1b880f9;hb=a3630de20e34796f434a728bfd9cf1a961380c82;hpb=f69a54671e8b3777681017c01c1984207e3d881d diff --git a/pppd/sys-ultrix.c b/pppd/sys-ultrix.c index 43fd115..009999e 100644 --- a/pppd/sys-ultrix.c +++ b/pppd/sys-ultrix.c @@ -20,9 +20,7 @@ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ -#ifndef lint -static char rcsid[] = "$Id: sys-ultrix.c,v 1.21 1997/04/30 05:59:38 paulus Exp $"; -#endif +#define RCSID "$Id: sys-ultrix.c,v 1.33 1999/08/13 06:46:20 paulus Exp $" /* * TODO: @@ -30,7 +28,6 @@ static char rcsid[] = "$Id: sys-ultrix.c,v 1.21 1997/04/30 05:59:38 paulus Exp $ #include #include -#include #include #include #include @@ -53,6 +50,8 @@ static char rcsid[] = "$Id: sys-ultrix.c,v 1.21 1997/04/30 05:59:38 paulus Exp $ #include "pppd.h" +static const char rcsid[] = RCSID; + static int initdisc = -1; /* Initial TTY discipline for ppp_fd */ static int initfdflags = -1; /* Initial file descriptor flags for ppp_fd */ static int ppp_fd = -1; /* fd which is set to PPP discipline */ @@ -71,6 +70,9 @@ static unsigned char inbuf[512]; /* buffer for chars read from loopback */ static int sockfd; /* socket for doing interface ioctls */ +static fd_set in_fds; /* set of fds that wait_input waits for */ +static int max_in_fd; /* highest fd set in in_fds */ + static int if_is_up; /* the interface is currently up */ static u_int32_t ifaddrs[2]; /* local and remote addresses */ static u_int32_t default_route_gateway; /* gateway addr for default route */ @@ -89,16 +91,17 @@ void sys_init() { /* Get an internet socket for doing socket ioctl's on. */ - if ((sockfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) { - syslog(LOG_ERR, "Couldn't create IP socket: %m"); - die(1); - } + if ((sockfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) + fatal("Couldn't create IP socket: %m"); + + FD_ZERO(&in_fds); + max_in_fd = 0; } /* * sys_cleanup - restore any system state we modified before exiting: * mark the interface down, delete default route and/or proxy arp entry. - * This should call die() because it's called from die(). + * This shouldn't call die() because it's called from die(). */ void sys_cleanup() @@ -106,7 +109,7 @@ sys_cleanup() struct ifreq ifr; if (if_is_up) { - strncpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name)); + strlcpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name)); if (ioctl(sockfd, SIOCGIFFLAGS, &ifr) >= 0 && ((ifr.ifr_flags & IFF_UP) != 0)) { ifr.ifr_flags &= ~IFF_UP; @@ -137,16 +140,17 @@ sys_close() /* * sys_check_options - check the options that the user specified */ -void +int sys_check_options() { if (demand) { option_error("Sorry - demand-dialling is not supported under Ultrix\n"); - exit(1); + return 0; } + return 1; } - +#if 0 /* * daemon - Detach us from the terminal session. */ @@ -170,6 +174,7 @@ daemon(nochdir, noclose) } return 0; } +#endif /* * ppp_available - check whether the system has any ppp interfaces @@ -185,7 +190,7 @@ ppp_available() if ((s = socket(AF_INET, SOCK_DGRAM, 0)) < 0) return 1; /* can't tell */ - strncpy(ifr.ifr_name, "ppp0", sizeof (ifr.ifr_name)); + strlcpy(ifr.ifr_name, "ppp0", sizeof (ifr.ifr_name)); ok = ioctl(s, SIOCGIFFLAGS, (caddr_t) &ifr) >= 0; close(s); @@ -199,7 +204,7 @@ file in the ppp-2.2 distribution.\n"; /* * establish_ppp - Turn the serial port into a ppp interface. */ -void +int establish_ppp(fd) int fd; { @@ -209,22 +214,16 @@ establish_ppp(fd) /* * Save the old line discipline of fd, and set it to PPP. */ - if (ioctl(fd, TIOCGETD, &initdisc) < 0) { - syslog(LOG_ERR, "ioctl(TIOCGETD): %m"); - die(1); - } - if (ioctl(fd, TIOCSETD, &pppdisc) < 0) { - syslog(LOG_ERR, "ioctl(TIOCSETD): %m"); - die(1); - } + if (ioctl(fd, TIOCGETD, &initdisc) < 0) + fatal("ioctl(TIOCGETD): %m"); + if (ioctl(fd, TIOCSETD, &pppdisc) < 0) + fatal("ioctl(TIOCSETD): %m"); /* * Find out which interface we were given. */ - if (ioctl(fd, PPPIOCGUNIT, &ifunit) < 0) { - syslog(LOG_ERR, "ioctl(PPPIOCGUNIT): %m"); - die(1); - } + if (ioctl(fd, PPPIOCGUNIT, &ifunit) < 0) { + fatal("ioctl(PPPIOCGUNIT): %m"); ppp_fd = fd; @@ -233,11 +232,11 @@ establish_ppp(fd) */ if (kdebugflag) { if (ioctl(fd, PPPIOCGFLAGS, (caddr_t) &x) < 0) { - syslog(LOG_WARNING, "ioctl (PPPIOCGFLAGS): %m"); + warn("ioctl (PPPIOCGFLAGS): %m"); } else { x |= (kdebugflag & 0xFF) * SC_DEBUG; if (ioctl(fd, PPPIOCSFLAGS, (caddr_t) &x) < 0) - syslog(LOG_WARNING, "ioctl(PPPIOCSFLAGS): %m"); + warn("ioctl(PPPIOCSFLAGS): %m"); } } @@ -246,8 +245,10 @@ establish_ppp(fd) */ if ((initfdflags = fcntl(fd, F_GETFL)) == -1 || fcntl(fd, F_SETFL, initfdflags | O_NONBLOCK) == -1) { - syslog(LOG_WARNING, "Couldn't set device to non-blocking mode: %m"); + warn("Couldn't set device to non-blocking mode: %m"); } + + return fd; } /* @@ -268,12 +269,12 @@ disestablish_ppp(fd) { /* Reset non-blocking mode on fd. */ if (initfdflags != -1 && fcntl(fd, F_SETFL, initfdflags) < 0) - syslog(LOG_WARNING, "Couldn't restore device fd flags: %m"); + warn("Couldn't restore device fd flags: %m"); initfdflags = -1; /* Restore old line discipline. */ if (initdisc >= 0 && ioctl(fd, TIOCSETD, &initdisc) < 0) - syslog(LOG_ERR, "ioctl(TIOCSETD): %m"); + error("ioctl(TIOCSETD): %m"); initdisc = -1; if (fd == ppp_fd) @@ -306,8 +307,8 @@ clean_check() break; } if (s != NULL) { - syslog(LOG_WARNING, "Serial link is not 8-bit clean:"); - syslog(LOG_WARNING, "All received characters had %s", s); + warn("Serial link is not 8-bit clean:"); + warn("All received characters had %s", s); } } } @@ -402,7 +403,7 @@ translate_speed(bps) for (speedp = speeds; speedp->speed_int; speedp++) if (bps == speedp->speed_int) return speedp->speed_val; - syslog(LOG_WARNING, "speed %d not supported", bps); + warn("speed %d not supported", bps); return 0; } @@ -435,10 +436,8 @@ set_up_tty(fd, local) int speed, x; struct termios tios; - if (tcgetattr(fd, &tios) < 0) { - syslog(LOG_ERR, "tcgetattr: %m"); - die(1); - } + if (tcgetattr(fd, &tios) < 0) + fatal("tcgetattr: %m"); if (!restore_term) { inittermios = tios; @@ -478,26 +477,21 @@ set_up_tty(fd, local) * We can't proceed if the serial port speed is B0, * since that implies that the serial port is disabled. */ - if (speed == B0) { - syslog(LOG_ERR, "Baud rate for %s is 0; need explicit baud rate", - devnam); - die(1); - } + if (speed == B0) + fatal("Baud rate for %s is 0; need explicit baud rate", devnam); } - if (tcsetattr(fd, TCSAFLUSH, &tios) < 0) { - syslog(LOG_ERR, "tcsetattr: %m"); - die(1); - } + if (tcsetattr(fd, TCSAFLUSH, &tios) < 0) + fatal("tcsetattr: %m"); x = 0; if (ioctl(fd, (crtscts > 0 || modem)? TIOCMODEM: TIOCNMODEM, &x) < 0) - syslog(LOG_WARNING, "TIOC(N)MODEM: %m"); + warn("TIOC(N)MODEM: %m"); if (ioctl(fd, (local || !modem)? TIOCNCAR: TIOCCAR) < 0) - syslog(LOG_WARNING, "TIOC(N)CAR: %m"); + warn("TIOC(N)CAR: %m"); baud_rate = inspeed = baud_rate_of(speed); - restore_term = TRUE; + restore_term = 1; } /* @@ -519,9 +513,9 @@ restore_tty(fd) } if (tcsetattr(fd, TCSAFLUSH, &inittermios) < 0) if (errno != ENXIO) - syslog(LOG_WARNING, "tcsetattr: %m"); + warn("tcsetattr: %m"); ioctl(fd, TIOCSWINSZ, &wsinfo); - restore_term = FALSE; + restore_term = 0; } } @@ -544,11 +538,11 @@ int fd, on; * packets in demand mode, and connect it to a ppp interface. * Here we use would use a pty, except that Ultrix ptys are brain-dead. */ -void +int open_ppp_loopback() { - syslog(LOG_ERR, "open_ppp_loopback called!"); - die(1); + fatal("open_ppp_loopback called!"); + /* return loop_master; */ } @@ -562,17 +556,17 @@ output(unit, p, len) int len; { if (debug) - log_packet(p, len, "sent ", LOG_DEBUG); + dbglog("sent %P", p, len); if (write(ttyfd, p, len) < 0) { if (errno != EIO) - syslog(LOG_ERR, "write: %m"); + error("write: %m"); } } /* - * wait_input - wait until there is data available on ttyfd, + * wait_input - wait until there is data available, * for the length of time specified by *timo (indefinite * if timo is NULL). */ @@ -583,16 +577,34 @@ wait_input(timo) fd_set ready; int n; - FD_ZERO(&ready); - FD_SET(ttyfd, &ready); + ready = in_fds; n = select(ttyfd+1, &ready, NULL, &ready, timo); - if (n < 0 && errno != EINTR) { - syslog(LOG_ERR, "select: %m"); - die(1); - } + if (n < 0 && errno != EINTR) + fatal("select: %m"); } +/* + * add_fd - add an fd to the set that wait_input waits for. + */ +void add_fd(fd) + int fd; +{ + FD_SET(fd, &in_fds); + if (fd > max_in_fd) + max_in_fd = fd; +} + +/* + * remove_fd - remove an fd from the set that wait_input waits for. + */ +void remove_fd(fd) + int fd; +{ + FD_CLR(fd, &in_fds); +} + +#if 0 /* * wait_loop_output - wait until there is data available on the * loopback, for the length of time specified by *timo (indefinite @@ -617,12 +629,10 @@ wait_time(timo) int n; n = select(0, NULL, NULL, NULL, timo); - if (n < 0 && errno != EINTR) { - syslog(LOG_ERR, "select: %m"); - die(1); - } + if (n < 0 && errno != EINTR) + fatal("select: %m"); } - +#endif /* * read_packet - get a PPP packet from the serial device. @@ -636,8 +646,7 @@ read_packet(buf) if ((len = read(ttyfd, buf, PPP_MTU + PPP_HDRLEN)) < 0) { if (errno == EWOULDBLOCK || errno == EINTR) return -1; - syslog(LOG_ERR, "read(fd): %m"); - die(1); + fatal("read(fd): %m"); } return len; } @@ -667,26 +676,18 @@ ppp_send_config(unit, mtu, asyncmap, pcomp, accomp) { u_int x; - if (ioctl(ppp_fd, PPPIOCSMTU, &mtu) < 0) { - syslog(LOG_ERR, "ioctl(PPPIOCSMTU): %m"); - quit(); - } + if (ioctl(ppp_fd, PPPIOCSMTU, &mtu) < 0) + fatal("ioctl(PPPIOCSMTU): %m"); - if (ioctl(ppp_fd, PPPIOCSASYNCMAP, (caddr_t) &asyncmap) < 0) { - syslog(LOG_ERR, "ioctl(PPPIOCSASYNCMAP): %m"); - quit(); - } + if (ioctl(ppp_fd, PPPIOCSASYNCMAP, (caddr_t) &asyncmap) < 0) + fatal("ioctl(PPPIOCSASYNCMAP): %m"); - if (ioctl(ppp_fd, PPPIOCGFLAGS, (caddr_t) &x) < 0) { - syslog(LOG_ERR, "ioctl (PPPIOCGFLAGS): %m"); - quit(); - } + if (ioctl(ppp_fd, PPPIOCGFLAGS, (caddr_t) &x) < 0) + fatal("ioctl (PPPIOCGFLAGS): %m"); x = pcomp? x | SC_COMP_PROT: x &~ SC_COMP_PROT; x = accomp? x | SC_COMP_AC: x &~ SC_COMP_AC; - if (ioctl(ppp_fd, PPPIOCSFLAGS, (caddr_t) &x) < 0) { - syslog(LOG_ERR, "ioctl(PPPIOCSFLAGS): %m"); - quit(); - } + if (ioctl(ppp_fd, PPPIOCSFLAGS, (caddr_t) &x) < 0) + fatal("ioctl(PPPIOCSFLAGS): %m"); } @@ -699,7 +700,7 @@ ppp_set_xaccm(unit, accm) ext_accm accm; { if (ioctl(ppp_fd, PPPIOCSXASYNCMAP, accm) < 0 && errno != ENOTTY) - syslog(LOG_WARNING, "ioctl(set extended ACCM): %m"); + warn("ioctl(set extended ACCM): %m"); } @@ -715,23 +716,15 @@ ppp_recv_config(unit, mru, asyncmap, pcomp, accomp) { int x; - if (ioctl(ppp_fd, PPPIOCSMRU, (caddr_t) &mru) < 0) { - syslog(LOG_ERR, "ioctl(PPPIOCSMRU): %m"); - quit(); - } - if (ioctl(ppp_fd, PPPIOCSRASYNCMAP, (caddr_t) &asyncmap) < 0) { - syslog(LOG_ERR, "ioctl(PPPIOCSRASYNCMAP): %m"); - quit(); - } - if (ioctl(ppp_fd, PPPIOCGFLAGS, (caddr_t) &x) < 0) { - syslog(LOG_ERR, "ioctl (PPPIOCGFLAGS): %m"); - quit(); - } + if (ioctl(ppp_fd, PPPIOCSMRU, (caddr_t) &mru) < 0) + fatal("ioctl(PPPIOCSMRU): %m"); + if (ioctl(ppp_fd, PPPIOCSRASYNCMAP, (caddr_t) &asyncmap) < 0) + fatal("ioctl(PPPIOCSRASYNCMAP): %m"); + if (ioctl(ppp_fd, PPPIOCGFLAGS, (caddr_t) &x) < 0) + fatal("ioctl (PPPIOCGFLAGS): %m"); x = !accomp? x | SC_REJ_COMP_AC: x &~ SC_REJ_COMP_AC; - if (ioctl(ppp_fd, PPPIOCSFLAGS, (caddr_t) &x) < 0) { - syslog(LOG_ERR, "ioctl(PPPIOCSFLAGS): %m"); - quit(); - } + if (ioctl(ppp_fd, PPPIOCSFLAGS, (caddr_t) &x) < 0) + fatal("ioctl(PPPIOCSFLAGS): %m"); } /* @@ -765,13 +758,13 @@ ccp_flags_set(unit, isopen, isup) int x; if (ioctl(ppp_fd, PPPIOCGFLAGS, (caddr_t) &x) < 0) { - syslog(LOG_ERR, "ioctl (PPPIOCGFLAGS): %m"); + error("ioctl (PPPIOCGFLAGS): %m"); return; } x = isopen? x | SC_CCP_OPEN: x &~ SC_CCP_OPEN; x = isup? x | SC_CCP_UP: x &~ SC_CCP_UP; if (ioctl(ppp_fd, PPPIOCSFLAGS, (caddr_t) &x) < 0) - syslog(LOG_ERR, "ioctl(PPPIOCSFLAGS): %m"); + error("ioctl(PPPIOCSFLAGS): %m"); } /* @@ -786,7 +779,7 @@ ccp_fatal_error(unit) int x; if (ioctl(ppp_fd, PPPIOCGFLAGS, (caddr_t) &x) < 0) { - syslog(LOG_ERR, "ioctl(PPPIOCGFLAGS): %m"); + error("ioctl(PPPIOCGFLAGS): %m"); return 0; } return x & SC_DC_FERROR; @@ -803,6 +796,27 @@ get_idle_time(u, ip) return ioctl(ppp_fd, PPPIOCGIDLE, ip) >= 0; } +/* + * get_ppp_stats - return statistics for the link. + */ +int +get_ppp_stats(u, stats) + int u; + struct pppd_stats *stats; +{ + struct ifpppstatsreq req; + + memset (&req, 0, sizeof (req)); + strlcpy(req.ifr_name, interface, sizeof(req.ifr_name)); + if (ioctl(sockfd, SIOCGPPPSTATS, &req) < 0) { + error("Couldn't get PPP statistics: %m"); + return 0; + } + stats->bytes_in = req.stats.p.ppp_ibytes; + stats->bytes_out = req.stats.p.ppp_obytes; + return 1; +} + /* * sifvjcomp - config tcp header compression @@ -814,17 +828,17 @@ sifvjcomp(u, vjcomp, cidcomp, maxcid) u_int x; if (ioctl(ppp_fd, PPPIOCGFLAGS, (caddr_t) &x) < 0) { - syslog(LOG_ERR, "ioctl (PPPIOCGFLAGS): %m"); + error("ioctl (PPPIOCGFLAGS): %m"); return 0; } x = vjcomp ? x | SC_COMP_TCP: x &~ SC_COMP_TCP; x = cidcomp? x & ~SC_NO_TCP_CCID: x | SC_NO_TCP_CCID; if (ioctl(ppp_fd, PPPIOCSFLAGS, (caddr_t) &x) < 0) { - syslog(LOG_ERR, "ioctl(PPPIOCSFLAGS): %m"); + error("ioctl(PPPIOCSFLAGS): %m"); return 0; } if (ioctl(ppp_fd, PPPIOCSMAXCID, (caddr_t) &maxcid) < 0) { - syslog(LOG_ERR, "ioctl(PPPIOCSFLAGS): %m"); + error("ioctl(PPPIOCSFLAGS): %m"); return 0; } return 1; @@ -839,14 +853,14 @@ sifup(u) { struct ifreq ifr; - strncpy(ifr.ifr_name, ifname, sizeof (ifr.ifr_name)); + strlcpy(ifr.ifr_name, ifname, sizeof (ifr.ifr_name)); if (ioctl(sockfd, SIOCGIFFLAGS, (caddr_t) &ifr) < 0) { - syslog(LOG_ERR, "ioctl (SIOCGIFFLAGS): %m"); + error("ioctl (SIOCGIFFLAGS): %m"); return 0; } ifr.ifr_flags |= IFF_UP; if (ioctl(sockfd, SIOCSIFFLAGS, (caddr_t) &ifr) < 0) { - syslog(LOG_ERR, "ioctl(SIOCSIFFLAGS): %m"); + error("ioctl(SIOCSIFFLAGS): %m"); return 0; } if_is_up = 1; @@ -867,7 +881,7 @@ sifnpmode(u, proto, mode) npi.protocol = proto; npi.mode = mode; if (ioctl(ppp_fd, PPPIOCSNPMODE, &npi) < 0) { - syslog(LOG_ERR, "ioctl(set NP %d mode to %d): %m", proto, mode); + error("ioctl(set NP %d mode to %d): %m", proto, mode); return 0; } return 1; @@ -890,14 +904,14 @@ sifdown(u) ioctl(ppp_fd, PPPIOCSNPMODE, (caddr_t) &npi); /* ignore errors, because ppp_fd might have been closed by now. */ - strncpy(ifr.ifr_name, ifname, sizeof (ifr.ifr_name)); + strlcpy(ifr.ifr_name, ifname, sizeof (ifr.ifr_name)); if (ioctl(sockfd, SIOCGIFFLAGS, (caddr_t) &ifr) < 0) { - syslog(LOG_ERR, "ioctl (SIOCGIFFLAGS): %m"); + error("ioctl (SIOCGIFFLAGS): %m"); rv = 0; } else { ifr.ifr_flags &= ~IFF_UP; if (ioctl(sockfd, SIOCSIFFLAGS, (caddr_t) &ifr) < 0) { - syslog(LOG_ERR, "ioctl(SIOCSIFFLAGS): %m"); + error("ioctl(SIOCSIFFLAGS): %m"); rv = 0; } else if_is_up = 0; @@ -925,24 +939,24 @@ sifaddr(u, o, h, m) struct ifreq ifr; ret = 1; - strncpy(ifr.ifr_name, ifname, sizeof (ifr.ifr_name)); + strlcpy(ifr.ifr_name, ifname, sizeof (ifr.ifr_name)); SET_SA_FAMILY(ifr.ifr_addr, AF_INET); if (m != 0) { ((struct sockaddr_in *) &ifr.ifr_addr)->sin_addr.s_addr = m; - syslog(LOG_INFO, "Setting interface mask to %s\n", ip_ntoa(m)); + info("Setting interface mask to %s\n", ip_ntoa(m)); if (ioctl(sockfd, SIOCSIFNETMASK, (caddr_t) &ifr) < 0) { - syslog(LOG_ERR, "ioctl(SIOCSIFNETMASK): %m"); + error("ioctl(SIOCSIFNETMASK): %m"); ret = 0; } } ((struct sockaddr_in *) &ifr.ifr_addr)->sin_addr.s_addr = o; if (ioctl(sockfd, SIOCSIFADDR, (caddr_t) &ifr) < 0) { - syslog(LOG_ERR, "ioctl(SIOCSIFADDR): %m"); + error("ioctl(SIOCSIFADDR): %m"); ret = 0; } ((struct sockaddr_in *) &ifr.ifr_dstaddr)->sin_addr.s_addr = h; if (ioctl(sockfd, SIOCSIFDSTADDR, (caddr_t) &ifr) < 0) { - syslog(LOG_ERR, "ioctl(SIOCSIFDSTADDR): %m"); + error("ioctl(SIOCSIFDSTADDR): %m"); ret = 0; } ifaddrs[0] = o; @@ -969,7 +983,7 @@ cifaddr(u, o, h) ((struct sockaddr_in *) &rt.rt_gateway)->sin_addr.s_addr = o; rt.rt_flags = RTF_HOST; if (ioctl(sockfd, SIOCDELRT, (caddr_t) &rt) < 0) { - syslog(LOG_ERR, "ioctl(SIOCDELRT): %m"); + error("ioctl(SIOCDELRT): %m"); return 0; } return 1; @@ -991,7 +1005,7 @@ sifdefaultroute(u, l, g) ((struct sockaddr_in *) &rt.rt_gateway)->sin_addr.s_addr = g; rt.rt_flags = RTF_GATEWAY; if (ioctl(sockfd, SIOCADDRT, &rt) < 0) { - syslog(LOG_ERR, "default route ioctl(SIOCADDRT): %m"); + error("default route ioctl(SIOCADDRT): %m"); return 0; } default_route_gateway = g; @@ -1014,7 +1028,7 @@ cifdefaultroute(u, l, g) ((struct sockaddr_in *) &rt.rt_gateway)->sin_addr.s_addr = g; rt.rt_flags = RTF_GATEWAY; if (ioctl(sockfd, SIOCDELRT, &rt) < 0) - syslog(LOG_WARNING, "default route ioctl(SIOCDELRT): %m"); + warn("default route ioctl(SIOCDELRT): %m"); default_route_gateway = 0; return 1; } @@ -1036,7 +1050,7 @@ sifproxyarp(unit, hisaddr) * as our local address. */ if (!get_ether_addr(hisaddr, &arpreq.arp_ha)) { - syslog(LOG_ERR, "Cannot determine ethernet address for proxy ARP"); + error("Cannot determine ethernet address for proxy ARP"); return 0; } @@ -1044,7 +1058,7 @@ sifproxyarp(unit, hisaddr) ((struct sockaddr_in *) &arpreq.arp_pa)->sin_addr.s_addr = hisaddr; arpreq.arp_flags = ATF_PERM | ATF_PUBL; if (ioctl(sockfd, SIOCSARP, (caddr_t)&arpreq) < 0) { - syslog(LOG_ERR, "Couldn't add proxy arp entry: %m"); + error("Couldn't add proxy arp entry: %m"); return 0; } @@ -1066,7 +1080,7 @@ cifproxyarp(unit, hisaddr) SET_SA_FAMILY(arpreq.arp_pa, AF_INET); ((struct sockaddr_in *) &arpreq.arp_pa)->sin_addr.s_addr = hisaddr; if (ioctl(sockfd, SIOCDARP, (caddr_t)&arpreq) < 0) { - syslog(LOG_WARNING, "Couldn't delete proxy arp entry: %m"); + warn("Couldn't delete proxy arp entry: %m"); return 0; } proxy_arp_addr = 0; @@ -1094,7 +1108,7 @@ get_ether_addr(ipaddr, hwaddr) ifc.ifc_len = sizeof(ifs); ifc.ifc_req = ifs; if (ioctl(sockfd, SIOCGIFCONF, &ifc) < 0) { - syslog(LOG_ERR, "ioctl(SIOCGIFCONF): %m"); + error("ioctl(SIOCGIFCONF): %m"); return 0; } @@ -1107,7 +1121,7 @@ get_ether_addr(ipaddr, hwaddr) ((char *)&ifr->ifr_addr + sizeof(struct sockaddr))) { if (ifr->ifr_addr.sa_family == AF_INET) { ina = ((struct sockaddr_in *) &ifr->ifr_addr)->sin_addr.s_addr; - strncpy(ifreq.ifr_name, ifr->ifr_name, sizeof(ifreq.ifr_name)); + strlcpy(ifreq.ifr_name, ifr->ifr_name, sizeof(ifreq.ifr_name)); /* * Check that the interface is up, and not point-to-point * or loopback. @@ -1133,14 +1147,14 @@ get_ether_addr(ipaddr, hwaddr) if (ifr >= ifend) return 0; - syslog(LOG_INFO, "found interface %s for proxy arp", ifr->ifr_name); + info("found interface %s for proxy arp", ifr->ifr_name); /* * Grab the physical address for this interface. */ - strncpy(ifdevea.ifr_name, ifr->ifr_name, sizeof(ifdevea.ifr_name)); + strlcpy(ifdevea.ifr_name, ifr->ifr_name, sizeof(ifdevea.ifr_name)); if (ioctl(sockfd, SIOCRPHYSADDR, &ifdevea) < 0) { - syslog(LOG_ERR, "Couldn't get h/w address for %s: %m", ifr->ifr_name); + error("Couldn't get h/w address for %s: %m", ifr->ifr_name); return 0; } @@ -1182,7 +1196,7 @@ GetMask(addr) ifc.ifc_len = sizeof(ifs); ifc.ifc_req = ifs; if (ioctl(sockfd, SIOCGIFCONF, &ifc) < 0) { - syslog(LOG_WARNING, "ioctl(SIOCGIFCONF): %m"); + warn("ioctl(SIOCGIFCONF): %m"); return mask; } ifend = (struct ifreq *) (ifc.ifc_buf + ifc.ifc_len); @@ -1199,7 +1213,7 @@ GetMask(addr) /* * Check that the interface is up, and not point-to-point or loopback. */ - strncpy(ifreq.ifr_name, ifr->ifr_name, sizeof(ifreq.ifr_name)); + strlcpy(ifreq.ifr_name, ifr->ifr_name, sizeof(ifreq.ifr_name)); if (ioctl(sockfd, SIOCGIFFLAGS, &ifreq) < 0) continue; if ((ifreq.ifr_flags & (IFF_UP|IFF_POINTOPOINT|IFF_LOOPBACK)) @@ -1216,6 +1230,27 @@ GetMask(addr) return mask; } +/* + * have_route_to - determine if the system has any route to + * a given IP address. + * For demand mode to work properly, we have to ignore routes + * through our own interface. + */ +int have_route_to(u_int32_t addr) +{ + return -1; +} + + +/* + * Use the hostid as part of the random number seed. + */ +int +get_host_seed() +{ + return gethostid(); +} + /* Seems like strdup() is not part of string package in Ultrix. @@ -1264,9 +1299,9 @@ logwtmp(line, name, host) if ((fd = open(WTMPFILE, O_WRONLY|O_APPEND, 0)) < 0) return; if (!fstat(fd, &buf)) { - (void)strncpy(ut.ut_line, line, sizeof(ut.ut_line)); - (void)strncpy(ut.ut_name, name, sizeof(ut.ut_name)); - (void)strncpy(ut.ut_host, host, sizeof(ut.ut_host)); + strncpy(ut.ut_line, line, sizeof(ut.ut_line)); + strncpy(ut.ut_name, name, sizeof(ut.ut_name)); + strncpy(ut.ut_host, host, sizeof(ut.ut_host)); (void)time(&ut.ut_time); if (write(fd, (char *)&ut, sizeof(struct utmp)) != sizeof(struct utmp)) (void)ftruncate(fd, buf.st_size); @@ -1274,6 +1309,7 @@ logwtmp(line, name, host) close(fd); } +#if 0 /* * Routines for locking and unlocking the serial device, moved here * from chat.c. @@ -1290,13 +1326,15 @@ lock(dev) { int fd, pid, n; char *p; + size_t l; if ((p = strrchr(dev, '/')) != NULL) dev = p + 1; - lock_file = malloc(strlen(LOCK_PREFIX) + strlen(dev) + 1); + l = strlen(LOCK_PREFIX) + strlen(dev) + 1; + lock_file = malloc(l); if (lock_file == NULL) novm("lock file name"); - strcat(strcpy(lock_file, LOCK_PREFIX), dev); + slprintf(lock_file, l, "%s%s, LOCK_PREFIX, dev); while ((fd = open(lock_file, O_EXCL | O_CREAT | O_RDWR, 0644)) < 0) { if (errno == EEXIST @@ -1304,26 +1342,26 @@ lock(dev) /* Read the lock file to find out who has the device locked */ n = read(fd, &pid, sizeof(pid)); if (n <= 0) { - syslog(LOG_ERR, "Can't read pid from lock file %s", lock_file); + error("Can't read pid from lock file %s", lock_file); close(fd); } else { if (kill(pid, 0) == -1 && errno == ESRCH) { /* pid no longer exists - remove the lock file */ if (unlink(lock_file) == 0) { close(fd); - syslog(LOG_NOTICE, "Removed stale lock on %s (pid %d)", + notice("Removed stale lock on %s (pid %d)", dev, pid); continue; } else - syslog(LOG_WARNING, "Couldn't remove stale lock on %s", + warn("Couldn't remove stale lock on %s", dev); } else - syslog(LOG_NOTICE, "Device %s is locked by pid %d", + notice("Device %s is locked by pid %d", dev, pid); } close(fd); } else - syslog(LOG_ERR, "Can't create lock file %s: %m", lock_file); + error("Can't create lock file %s: %m", lock_file); free(lock_file); lock_file = NULL; return -1; @@ -1348,3 +1386,4 @@ unlock() lock_file = NULL; } } +#endif