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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)
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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 f090f0b32e..2bba606ec7 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;
-};
+}