glibc/sunrpc/netname.c
Ulrich Drepper 50304ef057 Update.
1998-07-16 10:23  Ulrich Drepper  <drepper@cygnus.com>

	* argp/argp-fmtstream.c: Unify names of used global functions.
	* argp/argp-help.c: Likewise.
	* assert/assert-perr.c: Likewise
	* assert/assert.c: Likewise
	* dirent/scandir.c: Likewise
	* dirent/scandir64.c: Likewise
	* dirent/versionsort.c: Likewise
	* dirent/versionsort64.c: Likewise
	* gmon/bb_exit_func.c: Likewise.
	* gmon/gmon.c: Likewise.
	* grp/initgroups.c: Likewise.
	* iconv/gconv_conf.c: Likewise.
	* inet/getnameinfo.c: Likewise.
	* inet/getnetgrent_r.c: Likewise.
	* inet/inet_ntoa.c: Likewise.
	* inet/rcmd.c: Likewise.
	* inet/rexec.c: Likewise.
	* inet/ruserpass.c: Likewise.
	* io/fts.c: Likewise.
	* io/ftw.c: Likewise.
	* io/ftw64.c: Likewise.
	* io/getdirname.c: Likewise.
	* io/getwd.c: Likewise.
	* io/lockf.c: Likewise.
	* libio/iofdopen.c: Likewise.
	* libio/iopopen.c: Likewise.
	* login/utmp_daemon.c: Likewise.
	* malloc/mtrace.c: Likewise.
	* malloc/obstack.c
	* misc/daemon.c: Likewise.
	* misc/efgcvt_r.c: Likewise.
	* misc/err.c: Likewise.
	* misc/error.c: Likewise.
	* misc/fstab.c: Likewise.
	* misc/getpass.c: Likewise.
	* misc/getttyent.c: Likewise.
	* misc/mntent_r.c: Likewise.
	* misc/search.h: Likewise.
	* misc/syslog.c: Likewise.
	* nscd/nscd_getgr_r.c: Likewise.
	* nscd/nscd_getpw_r.c: Likewise.
	* posix/getpgrp.c: Likewise.
	* posix/wordexp.c: Likewise.
	* pwd/fgetpwent_r.c: Likewise.
	* pwd/getpw.c: Likewise.
	* resolv/herror.c: Likewise.
	* resolv/res_init.c: Likewise.
	* shadow/fgetspent_r.c: Likewise.
	* shadow/lckpwdf.c: Likewise.
	* signal/sigrelse.c: Likewise.
	* stdio-common/asprintf.c: Likewise.
	* stdio-common/dprintf.c: Likewise.
	* stdio-common/getw.c: Likewise.
	* stdio-common/putw.c: Likewise.
	* stdio-common/snprintf.c: Likewise.
	* stdio-common/sprintf.c: Likewise.
	* stdio-common/sscanf.c: Likewise.
	* stdlib/lrand48_r.c: Likewise.
	* stdlib/mrand48_r.c: Likewise.
	* string/argz-replace.c: Likewise.
	* string/envz.c: Likewise.
	* sunrpc/auth_des.c: Likewise.
	* sunrpc/auth_unix.c: Likewise.
	* sunrpc/bindrsvprt.c: Likewise.
	* sunrpc/clnt_gen.c: Likewise.
	* sunrpc/clnt_perr.c: Likewise.
	* sunrpc/clnt_simp.c: Likewise.
	* sunrpc/clnt_tcp.c: Likewise.
	* sunrpc/clnt_udp.c: Likewise.
	* sunrpc/get_myaddr.c: Likewise.
	* sunrpc/key_call.c: Likewise.
	* sunrpc/netname.c: Likewise.
	* sunrpc/openchild.c: Likewise.
	* sunrpc/pmap_rmt.c: Likewise.
	* sunrpc/rpc_dtable.c: Likewise.
	* sunrpc/rtime.c: Likewise.
	* sunrpc/svc_run.c: Likewise.
	* sunrpc/svc_simple.c: Likewise.
	* sunrpc/svc_tcp.c: Likewise.
	* sunrpc/svc_udp.c: Likewise.
	* sunrpc/svcauth_des.c: Likewise.
	* sunrpc/xdr_array.c: Likewise.
	* sunrpc/xdr_rec.c: Likewise.
	* sunrpc/xdr_ref.c: Likewise.
	* sunrpc/xdr_stdio.c: Likewise.
	* sysdeps/generic/abort.c: Likewise.
	* sysdeps/generic/dl-sysdep.c: Likewise.
	* sysdeps/generic/fstatfs64.c: Likewise.
	* sysdeps/generic/ftruncate64.c: Likewise.
	* sysdeps/generic/getrlimit64.c: Likewise.
	* sysdeps/generic/glob.c: Likewise.
	* sysdeps/generic/prof-freq.c: Likewise.
	* sysdeps/generic/putenv.c: Likewise.
	* sysdeps/generic/statfs64.c: Likewise.
	* sysdeps/generic/ttyname_r.c: Likewise.
	* sysdeps/generic/utmp_file.c: Likewise.
	* sysdeps/generic/vlimit.c: Likewise.
	* sysdeps/generic/vtimes.c: Likewise.
	* sysdeps/posix/cuserid.c: Likewise.
	* sysdeps/posix/euidaccess.c: Likewise.
	* sysdeps/posix/mkstemp.c: Likewise.
	* sysdeps/posix/mktemp.c: Likewise.
	* sysdeps/posix/pread.c: Likewise.
	* sysdeps/posix/pread64.c: Likewise.
	* sysdeps/posix/profil.c: Likewise.
	* sysdeps/posix/pwrite.c: Likewise.
	* sysdeps/posix/pwrite64.c: Likewise.
	* sysdeps/posix/sigblock.c: Likewise.
	* sysdeps/posix/sigpause.c: Likewise.
	* sysdeps/posix/ttyname.c: Likewise.
	* sysdeps/posix/ttyname_r.c: Likewise.
	* sysdeps/posix/waitid.c: Likewise.
	* sysdeps/unix/getlogin_r.c: Likewise.
	* sysdeps/unix/grantpt.c: Likewise.
	* sysdeps/unix/rewinddir.c: Likewise.
	* sysdeps/unix/sysv/linux/gethostid.c: Likewise.
	* sysdeps/unix/sysv/linux/getpt.c: Likewise.
	* sysdeps/unix/sysv/linux/if_index.c: Likewise.
	* sysdeps/unix/sysv/linux/ptsname.c: Likewise.
	* sysdeps/unix/sysv/linux/sendmsg.c: Likewise.
	* sysdeps/unix/sysv/linux/statvfs.c: Likewise.
	* sysdeps/unix/sysv/linux/ttyname.c: Likewise.
	* sysdeps/unix/sysv/linux/ttyname_r.c: Likewise.
	* sysdeps/unix/sysv/linux/ulimit.c: Likewise.
	* sysdeps/unix/sysv/linux/unlockpt.c: Likewise.
	* sysvipc/sys/shm.h: Likewise.
	* time/ctime_r.c: Likewise.
	* time/strptime.c: Likewise.
	* wcsmbs/mbrlen.c: Likewise.
	* wcsmbs/wcsdup.c: Likewise.
	* wcsmbs/wcsxfrm.c: Likewise.
	* wctype/wcfuncs.c: Likewise.

	* sysdeps/unix/sysv/linux/i386/socker.S: Change to honor NO_WEAK_ALIAS.
	* sysdeps/unix/sysv/linux/accept.S: Don't generate __ name.
	* sysdeps/unix/sysv/linux/bind.S: Likewise.
	* sysdeps/unix/sysv/linux/getsockname.S: Likewise.
	* sysdeps/unix/sysv/linux/listen.S: Likewise.
	* sysdeps/unix/sysv/linux/recvfrom.S: Likewise.
	* sysdeps/unix/sysv/linux/sendto.S: Likewise.
	* sysdeps/unix/sysv/linux/setsockopt.S: Likewise.

	* grp/fgetgrent_r.c: Use explicit locking of the stream.

	* elf/Makefile (rtld-routines): Add dl-environ.
	* sysdeps/generic/dl-environ.c: New file.

	* libio/Makefile [REENTRANT] (routines): Add iofputs_u.
	* libio/Versions: Add fputs_unlocked.
	* libio/iofputs_u.c: New file.
	* libio/stdio.h: Add prototype for fputs_unlocked.

	* sunrpc/rpc/auth.h: Use __PMT instead of __P in type definitions.
	* sunrpc/rpc/clnt.h: Likewise.
	* sunrpc/rpc/pmap_clnt.h: Likewise.
	* sunrpc/rpc/svc.h: Likewise.
	* sunrpc/rpc/xdr.h: Likewise.

	* sysdeps/i386/memchr.S: Correct for more strict gas.
	* sysdeps/i386/fpu/bits/mathinline.h: Likewise.
	* sysdeps/libm-i387/i686/s_fdim.S: Likewise.
	* sysdeps/libm-i387/i686/s_fdimf.S: Likewise.
	* sysdeps/libm-i387/i686/s_fdiml.S: Likewise.

1998-07-15  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* configure.in: Change message for binutils version from
	2.8.1.0.17->2.8.1.0.23.

1998-07-15  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/sysv4/solaris2/sparc/sysdep.h: Define LOC.
	Patch by John Tobey <jtobey@banta-im.com>.
1998-07-16 11:44:36 +00:00

203 lines
4.7 KiB
C

/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997.
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 <stdio.h>
#include <unistd.h>
#include <string.h>
#include <rpc/rpc.h>
#include "nsswitch.h"
#define OPSYS_LEN 4
#define MAXIPRINT (11) /* max length of printed integer */
static const char *OPSYS = "unix";
int
user2netname (char netname[MAXNETNAMELEN + 1], const uid_t uid,
const char *domain)
{
char dfltdom[MAXNETNAMELEN + 1];
size_t i;
if (domain == NULL)
{
if (getdomainname (dfltdom, sizeof (dfltdom)) < 0)
return 0;
}
else
{
strncpy (dfltdom, domain, MAXNETNAMELEN);
dfltdom[MAXNETNAMELEN] = '\0';
}
if ((strlen (dfltdom) + OPSYS_LEN + 3 + MAXIPRINT) > (size_t) MAXNETNAMELEN)
return 0;
sprintf (netname, "%s.%d@%s", OPSYS, uid, dfltdom);
i = strlen (netname);
if (netname[i - 1] == '.')
netname[i - 1] = '\0';
return 1;
}
int
host2netname (char netname[MAXNETNAMELEN + 1], const char *host,
const char *domain)
{
char *p;
char hostname[MAXHOSTNAMELEN + 1];
char domainname[MAXHOSTNAMELEN + 1];
char *dot_in_host;
size_t i;
netname[0] = '\0'; /* make null first (no need for memset) */
if (host == NULL)
__gethostname (hostname, MAXHOSTNAMELEN);
else
{
strncpy (hostname, host, MAXHOSTNAMELEN);
hostname[MAXHOSTNAMELEN] = '\0';
}
dot_in_host = strchr (hostname, '.');
if (domain == NULL)
{
p = dot_in_host;
if (p)
{
++p;
strncpy (domainname, p, MAXHOSTNAMELEN);
domainname[MAXHOSTNAMELEN] = '\0';
}
else
{
domainname[0] = 0;
getdomainname (domainname, MAXHOSTNAMELEN);
}
}
else
{
strncpy (domainname, domain, MAXHOSTNAMELEN);
domainname[MAXHOSTNAMELEN] = '\0';
}
i = strlen (domainname);
if (i == 0)
/* No domainname */
return 0;
if (domainname[i - 1] == '.')
domainname[i - 1] = 0;
if (dot_in_host) /* strip off rest of name */
*dot_in_host = '\0';
if ((strlen (domainname) + strlen (hostname) + OPSYS_LEN + 3)
> MAXNETNAMELEN)
return 0;
sprintf (netname, "%s.%s@%s", OPSYS, hostname, domainname);
return 1;
}
int
getnetname (char name[MAXNETNAMELEN + 1])
{
uid_t uid;
int dummy;
uid = __geteuid ();
if (uid == 0)
dummy = host2netname (name, NULL, NULL);
else
dummy = user2netname (name, uid, NULL);
return (dummy);
}
/* Type of the lookup function for netname2user. */
typedef int (*netname2user_function) (const char netname[MAXNETNAMELEN + 1],
uid_t *, gid_t *, int *, gid_t *);
/* The lookup function for the first entry of this service. */
extern int __nss_publickey_lookup (service_user ** nip, const char *name,
void **fctp);
int
netname2user (const char netname[MAXNETNAMELEN + 1], uid_t * uidp, gid_t * gidp,
int *gidlenp, gid_t * gidlist)
{
static service_user *startp = NULL;
static netname2user_function start_fct;
service_user *nip;
netname2user_function fct;
enum nss_status status = NSS_STATUS_UNAVAIL;
int no_more;
if (startp == NULL)
{
no_more = __nss_publickey_lookup (&nip, "netname2user", (void **) &fct);
if (no_more)
startp = (service_user *) - 1;
else
{
startp = nip;
start_fct = fct;
}
}
else
{
fct = start_fct;
no_more = (nip = startp) == (service_user *) - 1;
}
while (!no_more)
{
status = (*fct) (netname, uidp, gidp, gidlenp, gidlist);
no_more = __nss_next (&nip, "netname2user", (void **) &fct, status, 0);
}
return status == NSS_STATUS_SUCCESS;
}
int
netname2host (const char netname[MAXNETNAMELEN + 1], char *hostname,
const int hostlen)
{
char *p1, *p2;
char buffer[MAXNETNAMELEN + 1];
p1 = strchr (buffer, '.');
if (p1 == NULL)
return 0;
p1++;
p2 = strchr (p1, '@');
if (p2 == NULL)
return 0;
*p2 = '\0';
if (hostlen > MAXNETNAMELEN)
return 0;
strncpy (hostname, p1, hostlen);
hostname[hostlen] = '\0';
return 1;
}