glibc/nss/nss_files/files-hosts.c
Ulrich Drepper 740152054e Update.
1998-01-22 00:55  Ulrich Drepper  <drepper@happy.cygnus.com>

	* libc.map: Add __libc_uid, __libc_pid, __syscall_rt_sigqueueinfo,
	__pread64, __pwrite64, and __getpid.

	* libc/rt/aio_misc.c: Use pread and pwrite instead of __ protected
	versions.

1998-01-06  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/sysv/linux/alpha/syscalls.list: Define the
	cancelable socket functions as __libc_xxx with __xxx as weak
	alias.
	* sysdeps/unix/sysv/linux/mips/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list: Likewise.

	* sysdeps/unix/sysv/linux/m68k/socket.S: Allow __socket to be
	redefined.
	* sysdeps/unix/sysv/linux/i386/socket.S: Likewise.
	* sysdeps/unix/sysv/linux/arm/socket.S: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/socket.S: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/socket.S: Likewise.

	* sysdeps/unix/sysv/linux/accept.S: Make __libc_xxx the main name
	and __xxx a weak alias.
	* sysdeps/unix/sysv/linux/connect.S: Likewise.
	* sysdeps/unix/sysv/linux/recv.S: Likewise.
	* sysdeps/unix/sysv/linux/recvfrom.S: Likewise.
	* sysdeps/unix/sysv/linux/recvmsg.S: Likewise.
	* sysdeps/unix/sysv/linux/send.S: Likewise.
	* sysdeps/unix/sysv/linux/sendmsg.S: Likewise.
	* sysdeps/unix/sysv/linux/sendto.S: Likewise.

1998-01-21  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* locale/langinfo.h: Add defines.

	* dirent/dirent.h: Add defines for DT_*, check also for
	_DIRENT_HAVE_D_TYPE.
	Suggested by Roland McGrath.

1998-01-16  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* sysdeps/unix/sysv/linux/netinet/ip_fw.h:
	Update from Linux 2.1.73+79.

	* README.template: Update information about possible
	configurations.

	* manual/mbyte.texi (Wide String Conversion): Fix declaration of
	wcstombs. Pointed out by Jochen Voss <voss@mathematik.uni-kl.de>.
	[PR libc/417].

	* manual/time.texi (Priority): Correct description of
	PRIO_MAX. Pointed out by Jochen Voss <voss@mathematik.uni-kl.de>.
	[PR libc/416].

11998-01-21 21:34  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/alpha/fpu/bits/mathdef.h: Add definition of FP_ILOGB0 and
	FP_ILOGNAN.   Patch by a sun <asun@zoology.washington.edu>.

1998-01-21 17:53  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/generic/_strerror.c: Handle BUFLEN == 0.  Reported by
	Andreas Jaeger.

1998-01-20 18:13  Ulrich Drepper  <drepper@cygnus.com>

	* locale/programs/ld-collate.c: Little optimizations.

	* stdio-common/xbug.c: Unset LD_LIBRRARY_PATH variable.

	* string/Makefile (tests): Add tst-inlcall.
	* string/tst-inlcall.c: New file.

	* string/strsignal.c: Add support for real-time signals.

	* sysdeps/generic/_strerror.c: Fix Handling of unknown error in
	presense of small buffer.

	* sysdeps/i386/bits/string.h: Define _HAVE_STRING_ARCH_* macros.

	* sysdeps/i386/i486/bits/string.h: Correct strrchr implementation
	for i686.

	* sysdeps/unix/sysv/linux/siglist.c: Change length of arrays to
	_NSIG + 1.
	
1998-01-02 15:10  Matthias Urlichs   <urlichs@noris.de>

	* Rules: Add explicit rule for dummy.o; at least one library needs
	  it and it isn't autogenerated by the default rules.
	
1997-12-31  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* math/libm-test.c: Tweak epsilons.

1997-12-31  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* math/test-fenv.c (feenv_nomask_test): Avoid dumping core in the
	child.
	(feenv_mask_test): Likewise.

1998-01-01  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* Makeconfig: Don't export CPPFLAGS.

1998-01-01  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sunrpc/rpc_main.c (parseargs): Use perror to print error
	message.

1998-01-15  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>
 
	* nss/nss_db/db-alias.c (_nss_db_getaliasent_r): Don't include
	terminating null in key size.

1998-01-13  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* nss/nss_files/files-service.c: Fix allocation size to include
	length of PROTO.

	* nss/nss_db/db-XXX.c (lookup): Always set errno and h_errno if
	applicable.  Fix return value and error checking.
	(CONCAT(_nss_db_get,ENTNAME_r)): Loop around to skip over
	unparsable lines.
	(DB_LOOKUP): Allocate space for terminating null byte.

	* nss/db-Makefile ($(VAR_DB)/passwd.db): Don't handle duplicate
	uids specially.

	* db2/makedb.c (process_input): Continue processing if a duplicate
	key is encountered.

1998-01-19 15:20  Ulrich Drepper  <drepper@cygnus.com>

	* time/tzfile.h: Updated from tzcode1998b.
	* time/zdump.c: Likewise.
	* time/zic.c: Likewise.
	* time/africa: Update from tzdata1998b.
	* time/antarctica: Likewise.
	* time/asia: Likewise.
	* time/australasia: Likewise.
	* time/etcetera: Likewise.
	* time/europe: Likewise.
	* time/leapseconds: Likewise.
	* time/northamerica: Likewise.
	* time/southamerica: Likewise.
	
1998-01-12  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* nss/nss_files/files-alias.c (get_next_alias): Do mail alias
	lookups ignoring case.
	* nss/nss_files/files-network.c: Do network lookups ignoring
	case.
	* nss/nss_files/files-hosts.c: Do hostname lookups ignoring
	case.
	* nss/nss_files/files-parse.c (LOOKUP_NAME_CASE): New macro for
	case insensitive comparing.
	Patches by Cristian Gafton <gafton@redhat.com>.

1998-01-09  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* sysdeps/unix/sysv/linux/net/if.h: Add IFF_*defines.  Suggested
	by Roland McGrath. [PR libc/395]

1998-01-08  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

 	* manual/arith.texi (Parsing of Integers): Correct description of
 	strtoul. Pointed out by Scott Snyder <snyder@fnald0.fnal.gov>.
 	[PR libc/396]

1997-12-30 14:14  Matthias Urlichs  <urlichs@noris.de>

        * misc/lsearch.c (lsearch): Return a pointer to the new element
        if one was "allocated".

1997-12-26  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

        * string/strsignal.c: NSIG is not a valid index into
        _sys_siglist.  Don't zap the last character of the "Unknown
        signal" message.

1998-01-19 15:08  Ulrich Drepper  <drepper@cygnus.com>
	
	* locale/programs/charmap.c (parse_charmap): Correct parsing of
	ellipsis expressions.

	* locale/programs/charset.c (insert_char): Correctly insert value
	of eliipsis expression.
1998-01-21 17:04:36 +00:00

108 lines
3.0 KiB
C

/* Hosts file parser in nss_files module.
Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <netinet/in.h>
#include <arpa/inet.h>
#include <arpa/nameser.h>
#include <netdb.h>
#include <resolv.h>
/* Get implementation for some internal functions. */
#include "../resolv/mapv4v6addr.h"
#define ENTNAME hostent
#define DATABASE "hosts"
#define NEED_H_ERRNO
#define ENTDATA hostent_data
struct hostent_data
{
unsigned char host_addr[16]; /* IPv4 or IPv6 address. */
char *h_addr_ptrs[2]; /* Points to that and null terminator. */
};
#define TRAILING_LIST_MEMBER h_aliases
#define TRAILING_LIST_SEPARATOR_P isspace
#include "files-parse.c"
LINE_PARSER
("#",
{
char *addr;
STRING_FIELD (addr, isspace, 1);
/* Parse address. */
if (inet_pton (AF_INET, addr, entdata->host_addr) > 0)
{
if (_res.options & RES_USE_INET6)
{
map_v4v6_address ((char *) entdata->host_addr,
(char *) entdata->host_addr);
result->h_addrtype = AF_INET6;
result->h_length = IN6ADDRSZ;
}
else
{
result->h_addrtype = AF_INET;
result->h_length = INADDRSZ;
}
}
else if (inet_pton (AF_INET6, addr, entdata->host_addr) > 0)
{
result->h_addrtype = AF_INET6;
result->h_length = IN6ADDRSZ;
}
else
/* Illegal address: ignore line. */
return 0;
/* Store a pointer to the address in the expected form. */
entdata->h_addr_ptrs[0] = entdata->host_addr;
entdata->h_addr_ptrs[1] = NULL;
result->h_addr_list = entdata->h_addr_ptrs;
STRING_FIELD (result->h_name, isspace, 1);
})
#include "files-XXX.c"
DB_LOOKUP (hostbyname, ,,
{
if (result->h_addrtype != ((_res.options & RES_USE_INET6)
? AF_INET6 : AF_INET))
continue;
LOOKUP_NAME_CASE (h_name, h_aliases)
}, const char *name)
DB_LOOKUP (hostbyname2, ,,
{
if (result->h_addrtype != af)
continue;
LOOKUP_NAME_CASE (h_name, h_aliases)
}, const char *name, int af)
DB_LOOKUP (hostbyaddr, ,,
{
if (result->h_addrtype == type && result->h_length == len &&
! memcmp (addr, result->h_addr_list[0], len))
break;
}, const char *addr, int len, int type)