aboutsummaryrefslogtreecommitdiff
path: root/inet/getnameinfo.c
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>1997-08-20 03:53:21 +0000
committerUlrich Drepper <drepper@redhat.com>1997-08-20 03:53:21 +0000
commit40a55d2054ef9d9085c4e6b0157c5d30608736fc (patch)
tree7ccdbae13abe1988c2ce9af0f936daac639ba1b5 /inet/getnameinfo.c
parentca34d7a7c77fa8dc823fd05439870e5a96610c5a (diff)
downloadglibc-40a55d2054ef9d9085c4e6b0157c5d30608736fc.zip
glibc-40a55d2054ef9d9085c4e6b0157c5d30608736fc.tar.gz
glibc-40a55d2054ef9d9085c4e6b0157c5d30608736fc.tar.bz2
1997-08-20 05:30 Ulrich Drepper <drepper@cygnus.com> * catgets/catgets.c (catclose): Use __munmap instead of munmap. * catgets/gencat.c (read_input_file): Fix typo. * dirent/dirent.h: Make seekdir and telldir available for __USE_XOPEN. * elf/dl-load.c: Fix case of missing DT_RPATH in object which gets executed (e.g., when it is a static binary). * intl/bindtextdomain.c: Use strdup in glibc. Correct comment. * intl/dcgettext.c: Likewise. * intl/dgettext.c: Likewise. * intl/explodename.c: Likewise. * intl/finddomain.c: Likewise. * intl/gettext.c: Likewise. * intl/gettext.h: Likewise. * intl/hash-string.h: Likewise. * intl/l10nflist.c: Likewise. * intl/libintl.h: Likewise. * intl/loadinfo.h: Likewise. * intl/loadmsgcat.c: Likewise. * intl/localealias.c: Likewise. * intl/textdomain.c: Likewise. Unify libio sources with code in libg++. * libio/fcloseall.c: Update and reformat copyright. Protect use of weak_alias. Use _IO_* thread macros instead of __libc_*. * libio/feof.c: Likewise. * libio/feof_u.c: Likewise. * libio/ferror.c: Likewise. * libio/ferror_u.c: Likewise. * libio/fgetc.c: Likewise. * libio/filedoalloc.c: Likewise. * libio/fileno.c: Likewise. * libio/fileops.c: Likewise. * libio/fputc.c: Likewise. * libio/fputc_u.c: Likewise. * libio/freopen.c: Likewise. * libio/fseek.c: Likewise. * libio/genops.c: Likewise. * libio/getc.c: Likewise. * libio/getc_u.c: Likewise. * libio/getchar.c: Likewise. * libio/getchar_u.c: Likewise. * libio/iofclose.c: Likewise. * libio/iofdopen.c: Likewise. * libio/iofflush.c: Likewise. * libio/iofflush_u.c: Likewise. * libio/iofgetpos.c: Likewise. * libio/iofgets.c: Likewise. * libio/iofopen.c: Likewise. * libio/iofopncook.c: Likewise. * libio/iofprintf.c: Likewise. * libio/iofputs.c: Likewise. * libio/iofread.c: Likewise. * libio/iofsetpos.c: Likewise. * libio/ioftell.c: Likewise. * libio/iofwrite.c: Likewise. * libio/iogetdelim.c: Likewise. * libio/iogetline.c: Likewise. * libio/iogets.c: Likewise. * libio/iopadn.c: Likewise. * libio/iopopen.c: Likewise. * libio/ioputs.c: Likewise. * libio/ioseekoff.c: Likewise. * libio/ioseekpos.c: Likewise. * libio/iosetbuffer.c: Likewise. * libio/iosetvbuf.c: Likewise. * libio/iosprintf.c: Likewise. * libio/ioungetc.c: Likewise. * libio/iovdprintf.c: Likewise. * libio/iovsprintf.c: Likewise. * libio/iovsscanf.c: Likewise. * libio/libio.h: Likewise. * libio/libioP.h: Likewise. * libio/obprintf.c: Likewise. * libio/pclose.c: Likewise. * libio/peekc.c: Likewise. * libio/putc.c: Likewise. * libio/putchar.c: Likewise. * libio/rewind.c: Likewise. * libio/setbuf.c: Likewise. * libio/setlinebuf.c: Likewise. * libio/stdfiles.c: Likewise. * libio/stdio.c: Likewise. * libio/strfile.h: Likewise. * libio/strops.c: Likewise. * libio/vasprintf.c: Likewise. * libio/vscanf.c: Likewise. * libio/vsnprintf.c: Likewise. * manual/libc.texinfo: Add menu entries for chapter on message translation. * manual/locale.texi: Correct next entry in @node for new chapter. * manual/search.texi: Likewise for previous link. * manual/message.texi: New file. * manual/startup.texi: Document LC_ALL, LC_MESSAGES, NLSPATH, setenv, unsetenv, and clearenv. * manual/string.texi: Fix typos. Patch by Jim Meyering. * math/Makefile (test-longdouble-yes): Enable. We want long double tests now. Crusade against strcat. * nis/nss_nisplus/nisplus-publickey.c: Remove uses of strcat. * stdlib/canonicalize.c: Likewise. * posix/glob.h: Define __const if necessary. Use __const in all prototypes. * sysdeps/generic/stpcpy.c: Use K&R form to allow use in other GNU packages. * posix/wordexp.c: Completely reworked buffer handling for much better performance. Patch by Tim Waugh. * socket/sys/sochet.h (getpeername): Fix type of LEN parameter, it must be socklen_t. * sysdeps/libm-i387/e_remainder.S: Pretty print. * sysdeps/libm-i387/e_remainderf.S: Likewise. * sysdeps/libm-i387/e_remainderl.S: Pop extra value for FPU stack. * sysdeps/libm-i387/s_cexp.S: Little optimization. * sysdeps/libm-i387/s_cexpl.S: Likewise. * sysdep/libm-ieee754/s_csinhl.c: Include <fenv.h>. 1997-08-18 15:21 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/if_index.c (if_nameindex): Fix memory leak in cleanup code. 1997-08-17 Paul Eggert <eggert@twinsun.com> * tzset.c (__tzset_internal): Fix memory leak when the user specifies a TZ value that uses a default rule file. Do not assume US DST rules when the user specifies that there is no DST. 1997-08-10 19:17 Philip Blundell <Philip.Blundell@pobox.com> * inet/getnameinfo.c: Tidy up. * sysdeps/posix/getaddrinfo.c: Likewise. * sysdeps/unix/sysv/linux/if_index.c (if_nametoindex): Return 0 if using stub code. (if_indextoname): Use SIOGIFNAME ioctl if the kernel supports it. (if_nameindex): Use alloca() rather than malloc(); use SIOCGIFCOUNT ioctl if the kernel supports it. 1997-08-16 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/unix/sysv/linux/sys/mount.h: Remove the IS_* macros, they operate on internal kernel structures and have no place in a user header. 1997-08-16 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * Makerules (lib%.so): Depend on $(+preinit) and $(+postinit). (build-shlib): Filter them out of $^. 1997-08-15 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * elf/dl-error.c (_dl_signal_error): Fix error message. 1997-08-16 04:06 Ulrich Drepper <drepper@cygnus.com> * assert/assert.h [__USE_GNU]: Undefine assert_perror. Reported by Theodore C. Belding <Ted.Belding@umich.edu>. 1997-08-13 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * Makeconfig: Change object suffixes from *.[spgb]o to *.o[spgb] to avoid conflict with PO files. * Makerules: Likewise. * Rules: Likewise. * elf/Makefile: Likewise. * extra-lib.mk: Likewise. * gmon/Makefile: Likewise. * nis/Makefile: Likewise. * nss/Makefile: Likewise. * resolv/Makefile: Likewise. * rpm/Makefile: Likewise. * sunrpc/Makefile: Likewise. * sysdeps/sparc/elf/Makefile: Likewise. * sysdeps/sparc64/elf/Makefile: Likewise. * sysdeps/unix/sysv/linux/sparc/Makefile: Likewise. (ASFLAGS-.os): Renamed from as-FLAGS.os.
Diffstat (limited to 'inet/getnameinfo.c')
-rw-r--r--inet/getnameinfo.c79
1 files changed, 25 insertions, 54 deletions
diff --git a/inet/getnameinfo.c b/inet/getnameinfo.c
index f090f0b..2bba606 100644
--- a/inet/getnameinfo.c
+++ b/inet/getnameinfo.c
@@ -42,19 +42,12 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
/* This software is Copyright 1996 by Craig Metz, All Rights Reserved. */
-#define INET6 1
-#define LOCAL 1
-#define HOSTTABLE 0
-#define RESOLVER 1
-
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
-#if LOCAL
#include <sys/un.h>
#include <sys/utsname.h>
-#endif /* LOCAL */
#include <netdb.h>
#include <errno.h>
#include <string.h>
@@ -64,20 +57,12 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <bits/libc-lock.h>
#include <arpa/inet.h>
-#ifndef AF_LOCAL
-# define AF_LOCAL AF_UNIX
-#endif /* AF_LOCAL */
-
-#if HOSTTABLE
-struct hostent *_addr2hostname_hosts (const char *, int, int);
-#endif /* HOSTTABLE */
-
#ifndef min
# define min(x,y) (((x) > (y)) ? (y) : (x))
#endif /* min */
-static const char *
+static char *
nrl_domainname (void)
{
static char *domain = NULL;
@@ -92,7 +77,7 @@ nrl_domainname (void)
{
char *c;
struct hostent *h, th;
- int tmpbuflen = 1024;
+ size_t tmpbuflen = 1024;
char *tmpbuf = alloca (tmpbuflen);
int herror;
@@ -194,27 +179,12 @@ getnameinfo (const struct sockaddr *sa, size_t addrlen, char *host,
switch(sa->sa_family)
{
case AF_INET:
-#if INET6
case AF_INET6:
-#endif /* INET6 */
if (!(flags & NI_NUMERICHOST))
{
struct hostent *h = NULL;
-#if HOSTTABLE
-# if INET6
- if (sa->sa_family == AF_INET6)
- h = _addr2hostname_hosts ((void *) &(((struct sockaddr_in6 *) sa)->sin6_addr),
- sizeof(struct in6_addr), AF_INET6);
- else
-# endif /* INET6 */
- h = _addr2hostname_hosts ((void *)& (((struct sockaddr_in *) sa)->sin_addr),
- sizeof(struct in_addr), AF_INET);
-#endif /* HOSTTABLE */
-
-#if RESOLVER
if (h == NULL)
{
-#if INET6
if (sa->sa_family == AF_INET6)
{
while (__gethostbyaddr_r ((void *) &(((struct sockaddr_in6 *) sa)->sin6_addr),
@@ -232,7 +202,8 @@ getnameinfo (const struct sockaddr *sa, size_t addrlen, char *host,
else
{
__set_h_errno (herrno);
- goto fail;
+ __set_errno (serrno);
+ return -1;
}
}
else
@@ -243,7 +214,6 @@ getnameinfo (const struct sockaddr *sa, size_t addrlen, char *host,
}
else
{
-#endif /* INET6 */
while (__gethostbyaddr_r ((void *) &(((struct sockaddr_in *)sa)->sin_addr),
sizeof(struct in_addr), AF_INET,
&th, tmpbuf, tmpbuflen,
@@ -261,13 +231,12 @@ getnameinfo (const struct sockaddr *sa, size_t addrlen, char *host,
}
}
}
-#endif /* RESOLVER */
if (h)
{
if (flags & NI_NOFQDN)
{
- const char *c;
+ char *c;
if ((c = nrl_domainname ()) && (c = strstr(h->h_name, c))
&& (c != h->h_name) && (*(--c) == '.'))
{
@@ -282,7 +251,10 @@ getnameinfo (const struct sockaddr *sa, size_t addrlen, char *host,
}
if (flags & NI_NAMEREQD)
- goto fail;
+ {
+ __set_errno (serrno);
+ return -1;
+ }
else
{
const char *c;
@@ -297,12 +269,14 @@ getnameinfo (const struct sockaddr *sa, size_t addrlen, char *host,
(void *) &(((struct sockaddr_in *) sa)->sin_addr),
host, hostlen);
- if (!c)
- goto fail;
+ if (c == NULL)
+ {
+ __set_errno (serrno);
+ return -1;
+ }
}
break;
-#if LOCAL
case AF_LOCAL:
if (!(flags & NI_NUMERICHOST))
{
@@ -316,11 +290,13 @@ getnameinfo (const struct sockaddr *sa, size_t addrlen, char *host,
};
if (flags & NI_NAMEREQD)
- goto fail;
+ {
+ __set_errno (serrno);
+ return -1;
+ }
strncpy (host, "localhost", hostlen);
break;
-#endif /* LOCAL */
default:
return -1;
@@ -330,9 +306,7 @@ getnameinfo (const struct sockaddr *sa, size_t addrlen, char *host,
switch(sa->sa_family)
{
case AF_INET:
-#if INET6
case AF_INET6:
-#endif /* INET6 */
if (!(flags & NI_NUMERICSERV))
{
struct servent *s, ts;
@@ -345,10 +319,13 @@ getnameinfo (const struct sockaddr *sa, size_t addrlen, char *host,
if (errno == ERANGE)
{
tmpbuflen *= 2;
- tmpbuf = __alloca(tmpbuflen);
+ tmpbuf = __alloca (tmpbuflen);
}
else
- goto fail;
+ {
+ __set_errno (serrno);
+ return -1;
+ }
}
else
{
@@ -357,7 +334,7 @@ getnameinfo (const struct sockaddr *sa, size_t addrlen, char *host,
}
if (s)
{
- strncpy(serv, s->s_name, servlen);
+ strncpy (serv, s->s_name, servlen);
break;
}
}
@@ -365,11 +342,9 @@ getnameinfo (const struct sockaddr *sa, size_t addrlen, char *host,
ntohs (((struct sockaddr_in *) sa)->sin_port));
break;
-#if LOCAL
case AF_LOCAL:
strncpy (serv, ((struct sockaddr_un *) sa)->sun_path, servlen);
break;
-#endif /* LOCAL */
}
if (host && (hostlen > 0))
@@ -378,8 +353,4 @@ getnameinfo (const struct sockaddr *sa, size_t addrlen, char *host,
serv[servlen-1] = 0;
errno = serrno;
return 0;
-
-fail:
- errno = serrno;
- return -1;
-};
+}