Latest patch from vodz:
-- reverse resolve network name and cache in route and ifconfig applets, fix print nslookup server name if compile without uClibc, fix route crashe 'route add', fix warnings compile networking and pwd_grp applets
This commit is contained in:
Eric Andersen
parent
94f19a8385
commit
cd8c436d81
@ -26,7 +26,11 @@
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* Magick
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-- made init run inittab command's in the order they show up
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in the inittab file (FIFO instead of LIFO).
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* Vladimir Oleynik
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-- reverse resolve network name and cache in route and ifconfig
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applets, fix print nslookup server name if compile without
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uClibc, fix route crashe 'route add', fix warnings compile
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networking and pwd_grp applets
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-Erik Andersen, --not yet released--
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15
INSTALL
15
INSTALL
@ -1,8 +1,13 @@
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1) Check Config.h and adjust if you need a different functionality than
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defined by default.
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1) Run 'make config' or 'make menuconfig' and select the
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functionality that you wish to enable.
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2) Check the Makefile
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2) make dep
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3) make
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3) Check the Makefile for any Makefile setting you wish
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to adjust for your system (things like like setting
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your cross compiler, adjusting optimizations, etc)
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4) make install
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4) make
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5) Run 'make install' or 'make PREFIX=/target install' to
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install busybox and all the needed links.
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@ -45,7 +45,7 @@ obj-y += ask_confirmation.o chomp.o concat_path_file.o copy_file.o \
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xgetcwd.o xreadlink.o xregcomp.o interface.o remove_file.o last_char_is.o \
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copyfd.o vherror_msg.o herror_msg.o herror_msg_and_die.o xgethostbyname.o \
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dirname.o make_directory.o create_icmp_socket.o u_signal_names.o arith.o \
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simplify_path.o $(LIBBB_MOBJS) $(LIBBB_AROBJS)
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simplify_path.o inet_common.o $(LIBBB_MOBJS) $(LIBBB_AROBJS)
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# Hand off to toplevel Rules.mak
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@ -65,5 +65,3 @@ loop.h: mk_loop_h.sh
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clean:
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rm -f $(L_TARGET) *.o core
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@ -15,7 +15,7 @@
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* that either displays or sets the characteristics of
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* one or more of the system's networking interfaces.
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*
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* Version: $Id: interface.c,v 1.6 2001/10/27 03:28:19 andersen Exp $
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* Version: $Id: interface.c,v 1.7 2001/11/10 11:22:46 andersen Exp $
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*
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* Author: Fred N. van Kempen, <waltje@uwalt.nl.mugnet.org>
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* and others. Copyright 1993 MicroWalt Corporation
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@ -62,26 +62,17 @@
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#undef HAVE_HWSLIP
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#include <features.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/ioctl.h>
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#include <netinet/in.h>
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#include <net/if.h>
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#include <net/if_arp.h>
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#include "inet_common.h"
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#include <stdio.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <ctype.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <netdb.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#if 0
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#include <arpa/nameser.h>
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#endif
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#include <fcntl.h>
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#include <ctype.h>
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#include <sys/ioctl.h>
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#include <net/if.h>
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#include <net/if_arp.h>
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#include "libbb.h"
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#define _(x) x
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@ -91,7 +82,6 @@
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static int procnetdev_vsn = 1;
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/* Ugh. But libc5 doesn't provide POSIX types. */
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#include <asm/types.h>
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@ -124,15 +114,6 @@ struct in6_ifreq {
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#include "ipx.h"
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#endif
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#endif
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#if 0
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#include "net-support.h"
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#include "pathnames.h"
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#include "version.h"
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#include "../intl.h"
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#include "interface.h"
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#include "sockets.h"
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#include "util.h"
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#endif
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/* Defines for glibc2.0 users. */
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#ifndef SIOCSIFTXQLEN
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@ -313,170 +294,6 @@ static struct aftype unix_aftype =
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#if HAVE_AFINET
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#if 0
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extern int h_errno; /* some netdb.h versions don't export this */
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#endif
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/* cache */
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struct addr {
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struct sockaddr_in addr;
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char *name;
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int host;
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struct addr *next;
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};
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static struct addr *INET_nn = NULL; /* addr-to-name cache */
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#ifdef KEEP_UNUSED
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static int INET_resolve(char *name, struct sockaddr_in *sin, int hostfirst)
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{
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struct hostent *hp;
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struct netent *np;
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/* Grmpf. -FvK */
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sin->sin_family = AF_INET;
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sin->sin_port = 0;
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/* Default is special, meaning 0.0.0.0. */
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if (!strcmp(name, "default")) {
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sin->sin_addr.s_addr = INADDR_ANY;
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return (1);
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}
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/* Look to see if it's a dotted quad. */
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if (inet_aton(name, &sin->sin_addr)) {
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return 0;
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}
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/* If we expect this to be a hostname, try hostname database first */
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#ifdef DEBUG
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if (hostfirst) fprintf (stderr, "gethostbyname (%s)\n", name);
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#endif
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if (hostfirst &&
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(hp = gethostbyname(name)) != (struct hostent *) NULL) {
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memcpy((char *) &sin->sin_addr, (char *) hp->h_addr_list[0],
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sizeof(struct in_addr));
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return 0;
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}
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/* Try the NETWORKS database to see if this is a known network. */
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#ifdef DEBUG
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fprintf (stderr, "getnetbyname (%s)\n", name);
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#endif
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if ((np = getnetbyname(name)) != (struct netent *) NULL) {
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sin->sin_addr.s_addr = htonl(np->n_net);
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return 1;
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}
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if (hostfirst) {
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/* Don't try again */
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errno = h_errno;
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return -1;
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}
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#ifdef DEBUG
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res_init();
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_res.options |= RES_DEBUG;
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#endif
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#ifdef DEBUG
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fprintf (stderr, "gethostbyname (%s)\n", name);
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#endif
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if ((hp = gethostbyname(name)) == (struct hostent *) NULL) {
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errno = h_errno;
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return -1;
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}
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memcpy((char *) &sin->sin_addr, (char *) hp->h_addr_list[0],
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sizeof(struct in_addr));
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return 0;
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}
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#endif /* KEEP_UNUSED */
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/* numeric: & 0x8000: default instead of *,
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* & 0x4000: host instead of net,
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* & 0x0fff: don't resolve
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*/
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static int INET_rresolve(char *name, size_t len, struct sockaddr_in *s_in,
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int numeric, unsigned int netmask)
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{
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struct hostent *ent;
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struct netent *np;
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struct addr *pn;
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unsigned long ad, host_ad;
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int host = 0;
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/* Grmpf. -FvK */
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if (s_in->sin_family != AF_INET) {
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#ifdef DEBUG
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fprintf(stderr, _("rresolve: unsupport address family %d !\n"), s_in->sin_family);
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#endif
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errno = EAFNOSUPPORT;
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return (-1);
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}
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ad = (unsigned long) s_in->sin_addr.s_addr;
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#ifdef DEBUG
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fprintf (stderr, "rresolve: %08lx, mask %08x, num %08x \n", ad, netmask, numeric);
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#endif
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if (ad == INADDR_ANY) {
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if ((numeric & 0x0FFF) == 0) {
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if (numeric & 0x8000)
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safe_strncpy(name, "default", len);
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else
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safe_strncpy(name, "*", len);
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return (0);
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}
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}
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if (numeric & 0x0FFF) {
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safe_strncpy(name, inet_ntoa(s_in->sin_addr), len);
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return (0);
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}
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if ((ad & (~netmask)) != 0 || (numeric & 0x4000))
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host = 1;
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#if 0
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INET_nn = NULL;
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#endif
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pn = INET_nn;
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while (pn != NULL) {
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if (pn->addr.sin_addr.s_addr == ad && pn->host == host) {
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safe_strncpy(name, pn->name, len);
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#ifdef DEBUG
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fprintf (stderr, "rresolve: found %s %08lx in cache\n", (host? "host": "net"), ad);
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#endif
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return (0);
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}
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pn = pn->next;
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}
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host_ad = ntohl(ad);
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np = NULL;
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ent = NULL;
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if (host) {
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#ifdef DEBUG
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fprintf (stderr, "gethostbyaddr (%08lx)\n", ad);
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#endif
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ent = gethostbyaddr((char *) &ad, 4, AF_INET);
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if (ent != NULL)
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safe_strncpy(name, ent->h_name, len);
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} else {
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#ifdef DEBUG
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fprintf (stderr, "getnetbyaddr (%08lx)\n", host_ad);
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#endif
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#if 0
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np = getnetbyaddr(host_ad, AF_INET);
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if (np != NULL)
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safe_strncpy(name, np->n_name, len);
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#endif
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}
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if ((ent == NULL) && (np == NULL))
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safe_strncpy(name, inet_ntoa(s_in->sin_addr), len);
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pn = (struct addr *) xmalloc(sizeof(struct addr));
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pn->addr = *s_in;
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pn->next = INET_nn;
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pn->host = host;
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pn->name = (char *) xmalloc(strlen(name) + 1);
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strcpy(pn->name, name);
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INET_nn = pn;
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return (0);
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}
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#ifdef KEEP_UNUSED
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static void INET_reserror(char *text)
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{
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@ -15,7 +15,7 @@
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* Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* $Id: ifconfig.c,v 1.15 2001/10/28 09:36:48 andersen Exp $
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* $Id: ifconfig.c,v 1.16 2001/11/10 11:22:43 andersen Exp $
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*
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*/
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@ -34,14 +34,12 @@
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#include <string.h> // strcmp and friends
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#include <ctype.h> // isdigit and friends
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#include <stddef.h> /* offsetof */
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/ioctl.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <net/if.h>
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#include <net/if_arp.h>
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#include <netinet/in.h>
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#include <linux/if_ether.h>
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#include <net/if.h>
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#include "inet_common.h"
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#include "busybox.h"
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#ifdef CONFIG_FEATURE_IFCONFIG_SLIP
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@ -339,7 +337,7 @@ int ifconfig_main(int argc, char **argv)
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safe_strncpy(host, *argv, (sizeof host));
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sai.sin_family = AF_INET;
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sai.sin_port = 0;
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if (!strcmp(host, "default")) {
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if (!strcmp(host, bb_INET_default)) {
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/* Default is special, meaning 0.0.0.0. */
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sai.sin_addr.s_addr = INADDR_ANY;
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} else if (inet_aton(host, &sai.sin_addr) == 0) {
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@ -30,10 +30,7 @@
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#include <dirent.h>
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#include <unistd.h>
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#include <pwd.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include "inet_common.h"
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#include "busybox.h"
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#define NETSTAT_CONNECTED 0x01
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@ -95,7 +92,7 @@ typedef enum {
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#define SO_WAITDATA (1<<17) /* wait data to read */
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#define SO_NOSPACE (1<<18) /* no space to write */
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char *itoa(unsigned int i)
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static char *itoa(unsigned int i)
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{
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/* 21 digits plus null terminator, good for 64-bit or smaller ints */
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static char local[22];
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@ -108,24 +105,7 @@ char *itoa(unsigned int i)
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return p + 1;
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}
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char *inet_sprint(struct sockaddr* addr, int num)
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{
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char *str;
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str=inet_ntoa(((struct sockaddr_in*)addr)->sin_addr);
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if (!strcmp(str,"0.0.0.0")) {
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str="*";
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}
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if (num)
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{
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} else {
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struct hostent *he=gethostbyaddr(&((struct sockaddr_in*)addr)->sin_addr,4,AF_INET);
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if (he)
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str=he->h_name;
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}
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return str;
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}
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char *get_sname(int port, const char *proto, int num)
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static char *get_sname(int port, const char *proto, int num)
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{
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char *str=itoa(ntohs(port));
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if (num) {
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@ -140,10 +120,13 @@ char *get_sname(int port, const char *proto, int num)
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return str;
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}
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void snprint_ip_port(char *ip_port, int size, struct sockaddr *addr, int port, char *proto, int numeric)
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static void snprint_ip_port(char *ip_port, int size, struct sockaddr *addr, int port, char *proto, int numeric)
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{
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char *port_name;
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safe_strncpy(ip_port, inet_sprint(addr, numeric), size);
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INET_rresolve(ip_port, size, (struct sockaddr_in *)addr,
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0x4000 | ((numeric&NETSTAT_NUMERIC) ? 0x0fff : 0),
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0xffffffff);
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port_name=get_sname(htons(port), proto, numeric);
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if ((strlen(ip_port) + strlen(port_name)) > 22)
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ip_port[22 - strlen(port_name)] = '\0';
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@ -90,10 +90,10 @@ static int addr_list_fprint(char **h_addr_list)
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}
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/* print the results as nslookup would */
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static struct hostent *hostent_fprint(struct hostent *host)
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static struct hostent *hostent_fprint(struct hostent *host, const char *server_host)
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{
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if (host) {
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printf("Name: %s\n", host->h_name);
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printf("%s %s\n", server_host, host->h_name);
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addr_list_fprint(host->h_addr_list);
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} else {
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printf("*** Unknown host\n");
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@ -142,7 +142,7 @@ static inline void server_print(void)
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struct sockaddr_in def = _res.nsaddr_list[0];
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char *ip = inet_ntoa(def.sin_addr);
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hostent_fprint(gethostbyaddr_wrapper(ip));
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hostent_fprint(gethostbyaddr_wrapper(ip), "Server:");
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printf("\n");
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}
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#endif
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@ -176,8 +176,8 @@ int nslookup_main(int argc, char **argv)
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} else {
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host = xgethostbyname(argv[1]);
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}
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hostent_fprint(host);
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hostent_fprint(host, "Name: ");
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return EXIT_SUCCESS;
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}
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/* $Id: nslookup.c,v 1.26 2001/10/24 04:59:56 andersen Exp $ */
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/* $Id: nslookup.c,v 1.27 2001/11/10 11:22:43 andersen Exp $ */
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@ -15,7 +15,7 @@
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* Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* $Id: route.c,v 1.13 2001/09/05 19:32:00 andersen Exp $
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* $Id: route.c,v 1.14 2001/11/10 11:22:43 andersen Exp $
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*
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* displayroute() code added by Vladimir N. Oleynik <dzo@simtreas.ru>
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* adjustments by Larry Doolittle <LRDoolittle@lbl.gov>
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@ -23,11 +23,9 @@
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <sys/socket.h>
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#include "inet_common.h"
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#include <net/route.h>
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#include <linux/param.h> // HZ
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <stdio.h>
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#include <errno.h>
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#include <fcntl.h>
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@ -55,29 +53,6 @@
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#define E_INTERN 2
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#define E_NOSUPP 1
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/* resolve XXX.YYY.ZZZ.QQQ -> binary */
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static int
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INET_resolve(char *name, struct sockaddr *sa)
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{
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struct sockaddr_in *s_in = (struct sockaddr_in *)sa;
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s_in->sin_family = AF_INET;
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s_in->sin_port = 0;
|
||||
|
||||
/* Default is special, meaning 0.0.0.0. */
|
||||
if (strcmp(name, "default")==0) {
|
||||
s_in->sin_addr.s_addr = INADDR_ANY;
|
||||
return 1;
|
||||
}
|
||||
/* Look to see if it's a dotted quad. */
|
||||
if (inet_aton(name, &s_in->sin_addr)) {
|
||||
return 0;
|
||||
}
|
||||
/* guess not.. */
|
||||
return -1;
|
||||
}
|
||||
|
||||
#if defined (SIOCADDRTOLD) || defined (RTF_IRTT) /* route */
|
||||
#define HAVE_NEW_ADDRT 1
|
||||
#endif
|
||||
@ -96,13 +71,16 @@ INET_resolve(char *name, struct sockaddr *sa)
|
||||
#define full_mask(x) (((struct sockaddr_in *)&(x))->sin_addr.s_addr)
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
/* add or delete a route depending on action */
|
||||
|
||||
static int
|
||||
INET_setroute(int action, int options, char **args)
|
||||
{
|
||||
struct rtentry rt;
|
||||
char target[128], gateway[128] = "NONE", netmask[128] = "default";
|
||||
char target[128], gateway[128] = "NONE";
|
||||
const char *netmask = bb_INET_default;
|
||||
int xflag, isnet;
|
||||
int skfd;
|
||||
|
||||
@ -117,13 +95,15 @@ INET_setroute(int action, int options, char **args)
|
||||
xflag = 2;
|
||||
args++;
|
||||
}
|
||||
if (*args == NULL)
|
||||
show_usage();
|
||||
safe_strncpy(target, *args++, (sizeof target));
|
||||
|
||||
/* Clean out the RTREQ structure. */
|
||||
memset((char *) &rt, 0, sizeof(struct rtentry));
|
||||
|
||||
|
||||
if ((isnet = INET_resolve(target, &rt.rt_dst)) < 0) {
|
||||
if ((isnet = INET_resolve(target, (struct sockaddr_in *)&rt.rt_dst, xflag!=1)) < 0) {
|
||||
error_msg(_("can't resolve %s"), target);
|
||||
return EXIT_FAILURE; /* XXX change to E_something */
|
||||
}
|
||||
@ -169,8 +149,8 @@ INET_setroute(int action, int options, char **args)
|
||||
args++;
|
||||
if (!*args || mask_in_addr(rt))
|
||||
show_usage();
|
||||
safe_strncpy(netmask, *args, (sizeof netmask));
|
||||
if ((isnet = INET_resolve(netmask, &mask)) < 0) {
|
||||
netmask = *args;
|
||||
if ((isnet = INET_resolve(netmask, (struct sockaddr_in *)&mask, 0)) < 0) {
|
||||
error_msg(_("can't resolve netmask %s"), netmask);
|
||||
return E_LOOKUP;
|
||||
}
|
||||
@ -186,7 +166,7 @@ INET_setroute(int action, int options, char **args)
|
||||
if (rt.rt_flags & RTF_GATEWAY)
|
||||
show_usage();
|
||||
safe_strncpy(gateway, *args, (sizeof gateway));
|
||||
if ((isnet = INET_resolve(gateway, &rt.rt_gateway)) < 0) {
|
||||
if ((isnet = INET_resolve(gateway, (struct sockaddr_in *)&rt.rt_gateway, 1)) < 0) {
|
||||
error_msg(_("can't resolve gw %s"), gateway);
|
||||
return E_LOOKUP;
|
||||
}
|
||||
@ -362,7 +342,7 @@ INET_setroute(int action, int options, char **args)
|
||||
#define RTF_REJECT 0x0200 /* Reject route */
|
||||
#endif
|
||||
|
||||
static void displayroutes(void)
|
||||
static void displayroutes(int noresolve)
|
||||
{
|
||||
char buff[256];
|
||||
int nl = 0 ;
|
||||
@ -375,12 +355,17 @@ static void displayroutes(void)
|
||||
|
||||
char sdest[16], sgw[16];
|
||||
|
||||
|
||||
FILE *fp = xfopen("/proc/net/route", "r");
|
||||
|
||||
if(noresolve)
|
||||
noresolve = 0x0fff;
|
||||
|
||||
while( fgets(buff, sizeof(buff), fp) != NULL ) {
|
||||
if(nl) {
|
||||
int ifl = 0;
|
||||
int numeric;
|
||||
struct sockaddr_in s_addr;
|
||||
|
||||
while(buff[ifl]!=' ' && buff[ifl]!='\t' && buff[ifl]!='\0')
|
||||
ifl++;
|
||||
buff[ifl]=0; /* interface */
|
||||
@ -412,10 +397,14 @@ static void displayroutes(void)
|
||||
dest.s_addr = d;
|
||||
gw.s_addr = g;
|
||||
mask.s_addr = m;
|
||||
strcpy(sdest, (dest.s_addr==0 ? "default" :
|
||||
inet_ntoa(dest)));
|
||||
strcpy(sgw, (gw.s_addr==0 ? "*" :
|
||||
inet_ntoa(gw)));
|
||||
memset(&s_addr, 0, sizeof(struct sockaddr_in));
|
||||
s_addr.sin_family = AF_INET;
|
||||
s_addr.sin_addr = dest;
|
||||
numeric = noresolve | 0x8000; /* default instead of * */
|
||||
INET_rresolve(sdest, sizeof(sdest), &s_addr, numeric, m);
|
||||
numeric = noresolve | 0x4000; /* host instead of net */
|
||||
s_addr.sin_addr = gw;
|
||||
INET_rresolve(sgw, sizeof(sgw), &s_addr, numeric, m);
|
||||
printf("%-16s%-16s%-16s%-6s%-6d %-2d %7d %s\n",
|
||||
sdest, sgw,
|
||||
inet_ntoa(mask),
|
||||
@ -433,8 +422,8 @@ int route_main(int argc, char **argv)
|
||||
argc--;
|
||||
argv++;
|
||||
|
||||
if (*argv == NULL) {
|
||||
displayroutes();
|
||||
if (*argv == NULL || (*(argv+1)==NULL && strcmp(*argv, "-n")==0)) {
|
||||
displayroutes(*argv != NULL);
|
||||
return EXIT_SUCCESS;
|
||||
} else {
|
||||
/* check verb */
|
||||
|
||||
@ -112,7 +112,7 @@ struct Globalvars * Gptr;
|
||||
static struct Globalvars G;
|
||||
#endif
|
||||
|
||||
static inline void iacflush()
|
||||
static inline void iacflush(void)
|
||||
{
|
||||
write(G.netfd, G.iacbuf, G.iaclen);
|
||||
G.iaclen = 0;
|
||||
@ -121,13 +121,12 @@ static inline void iacflush()
|
||||
/* Function prototypes */
|
||||
static int getport(char * p);
|
||||
static struct in_addr getserver(char * p);
|
||||
static int create_socket();
|
||||
static void setup_sockaddr_in(struct sockaddr_in * addr, int port);
|
||||
static int remote_connect(struct in_addr addr, int port);
|
||||
static void rawmode();
|
||||
static void cookmode();
|
||||
static void do_linemode();
|
||||
static void will_charmode();
|
||||
static void rawmode(void);
|
||||
static void cookmode(void);
|
||||
static void do_linemode(void);
|
||||
static void will_charmode(void);
|
||||
static void telopt(byte c);
|
||||
static int subneg(byte c);
|
||||
#if 0
|
||||
@ -147,7 +146,7 @@ static void doexit(int ev)
|
||||
exit(ev);
|
||||
}
|
||||
|
||||
static void conescape()
|
||||
static void conescape(void)
|
||||
{
|
||||
char b;
|
||||
|
||||
@ -353,7 +352,7 @@ static void putiac_subopt(byte c, char *str)
|
||||
|
||||
static char const escapecharis[] = "\r\nEscape character is ";
|
||||
|
||||
static void setConMode()
|
||||
static void setConMode(void)
|
||||
{
|
||||
if (G.telflags & UF_ECHO)
|
||||
{
|
||||
@ -375,7 +374,7 @@ static void setConMode()
|
||||
|
||||
/* ******************************* */
|
||||
|
||||
static void will_charmode()
|
||||
static void will_charmode(void)
|
||||
{
|
||||
G.charmode = CHM_TRY;
|
||||
G.telflags |= (UF_ECHO | UF_SGA);
|
||||
@ -386,7 +385,7 @@ static void will_charmode()
|
||||
iacflush();
|
||||
}
|
||||
|
||||
static void do_linemode()
|
||||
static void do_linemode(void)
|
||||
{
|
||||
G.charmode = CHM_TRY;
|
||||
G.telflags &= ~(UF_ECHO | UF_SGA);
|
||||
@ -405,7 +404,7 @@ static inline void to_notsup(char c)
|
||||
else if (G.telwish == DO) putiac2(WONT, c);
|
||||
}
|
||||
|
||||
static inline void to_echo()
|
||||
static inline void to_echo(void)
|
||||
{
|
||||
/* if server requests ECHO, don't agree */
|
||||
if (G.telwish == DO) { putiac2(WONT, TELOPT_ECHO); return; }
|
||||
@ -432,7 +431,7 @@ static inline void to_echo()
|
||||
WriteCS(1, "\r\n"); /* sudden modec */
|
||||
}
|
||||
|
||||
static inline void to_sga()
|
||||
static inline void to_sga(void)
|
||||
{
|
||||
/* daemon always sends will/wont, client do/dont */
|
||||
|
||||
@ -454,7 +453,7 @@ static inline void to_sga()
|
||||
}
|
||||
|
||||
#ifdef CONFIG_FEATURE_TELNET_TTYPE
|
||||
static inline void to_ttype()
|
||||
static inline void to_ttype(void)
|
||||
{
|
||||
/* Tell server we will (or won't) do TTYPE */
|
||||
|
||||
@ -471,10 +470,10 @@ static void telopt(byte c)
|
||||
{
|
||||
switch (c)
|
||||
{
|
||||
case TELOPT_ECHO: to_echo(c); break;
|
||||
case TELOPT_SGA: to_sga(c); break;
|
||||
case TELOPT_ECHO: to_echo(); break;
|
||||
case TELOPT_SGA: to_sga(); break;
|
||||
#ifdef CONFIG_FEATURE_TELNET_TTYPE
|
||||
case TELOPT_TTYPE: to_ttype(c); break;
|
||||
case TELOPT_TTYPE: to_ttype(); break;
|
||||
#endif
|
||||
default: to_notsup(c); break;
|
||||
}
|
||||
@ -515,12 +514,12 @@ static void fgotsig(int sig)
|
||||
}
|
||||
|
||||
|
||||
static void rawmode()
|
||||
static void rawmode(void)
|
||||
{
|
||||
tcsetattr(0, TCSADRAIN, &G.termios_raw);
|
||||
}
|
||||
|
||||
static void cookmode()
|
||||
static void cookmode(void)
|
||||
{
|
||||
tcsetattr(0, TCSADRAIN, &G.termios_def);
|
||||
}
|
||||
@ -650,7 +649,7 @@ static struct in_addr getserver(char * host)
|
||||
return addr;
|
||||
}
|
||||
|
||||
static int create_socket()
|
||||
static int create_socket(void)
|
||||
{
|
||||
return socket(AF_INET, SOCK_STREAM, 0);
|
||||
}
|
||||
@ -708,4 +707,3 @@ c-basic-offset: 4
|
||||
tab-width: 4
|
||||
End:
|
||||
*/
|
||||
|
||||
|
||||
@ -72,11 +72,9 @@
|
||||
#include <string.h>
|
||||
#include <unistd.h>
|
||||
#include <sys/time.h>
|
||||
#include <sys/types.h>
|
||||
#include <sys/socket.h>
|
||||
#include "inet_common.h"
|
||||
#include <netdb.h>
|
||||
#include <endian.h>
|
||||
#include <arpa/inet.h>
|
||||
#include <netinet/udp.h>
|
||||
#include <netinet/ip.h>
|
||||
#include <netinet/ip_icmp.h>
|
||||
@ -228,8 +226,8 @@ static inline void
|
||||
inetname(struct sockaddr_in *from)
|
||||
{
|
||||
char *cp;
|
||||
struct hostent *hp;
|
||||
static char domain[MAXHOSTNAMELEN + 1];
|
||||
char name[MAXHOSTNAMELEN + 1];
|
||||
static int first = 1;
|
||||
const char *ina;
|
||||
|
||||
@ -243,12 +241,11 @@ inetname(struct sockaddr_in *from)
|
||||
}
|
||||
cp = 0;
|
||||
if (!nflag && from->sin_addr.s_addr != INADDR_ANY) {
|
||||
hp = gethostbyaddr((char *)&(from->sin_addr), sizeof (from->sin_addr), AF_INET);
|
||||
if (hp) {
|
||||
if ((cp = strchr(hp->h_name, '.')) &&
|
||||
if(INET_rresolve(name, sizeof(name), from, 0, 0xffffffff) >= 0) {
|
||||
if ((cp = strchr(name, '.')) &&
|
||||
!strcmp(cp + 1, domain))
|
||||
*cp = 0;
|
||||
cp = (char *)hp->h_name;
|
||||
cp = (char *)name;
|
||||
}
|
||||
}
|
||||
ina = inet_ntoa(from->sin_addr);
|
||||
@ -645,7 +642,7 @@ traceroute_main(argc, argv)
|
||||
}
|
||||
putchar('\n');
|
||||
if (got_there || unreachable >= nprobes-1)
|
||||
exit(0);
|
||||
return 0;
|
||||
}
|
||||
|
||||
return 0;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user