1130b656e5
This will make a number of things easier in the future, as well as (finally!) avoiding the Id-smashing problem which has plagued developers for so long. Boy, I'm glad we're not using sup anymore. This update would have been insane otherwise.
127 lines
4.2 KiB
C
127 lines
4.2 KiB
C
/*
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* Copyright (c) 1995
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* Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Bill Paul.
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* 4. Neither the name of the author nor the names of any co-contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* NIS interface routines for chpass
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*
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* Written by Bill Paul <wpaul@ctr.columbia.edu>
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* Center for Telecommunications Research
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* Columbia University, New York City
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*
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* $FreeBSD$
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*/
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#ifdef YP
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#include <sys/types.h>
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#include <rpc/rpc.h>
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#include <rpc/auth.h>
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#include <rpc/auth_unix.h>
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/* Four possible return codes from use_yp() */
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#define USER_UNKNOWN 0
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#define USER_YP_ONLY 1
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#define USER_LOCAL_ONLY 2
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#define USER_YP_AND_LOCAL 3
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extern int force_old;
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extern int _use_yp;
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extern int suser_override;
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extern struct passwd local_password;
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extern struct passwd yp_password;
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extern void copy_yp_pass __P(( char *, int, int ));
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extern char *yp_domain;
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extern char *yp_server;
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extern void yp_submit __P(( struct passwd * ));
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extern int use_yp __P(( char * , uid_t , int ));
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extern char *get_yp_master __P(( int ));
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extern int yp_in_pw_file;
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/*
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* Yucky.
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*/
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#define GETPWUID(X) \
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_use_yp = use_yp(NULL, X, 1); \
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\
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if (_use_yp == USER_UNKNOWN) { \
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errx(1, "unknown user: uid %u", X); \
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} \
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\
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if (_use_yp == USER_YP_ONLY) { \
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if (!force_local) { \
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_use_yp = 1; \
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pw = (struct passwd *)&yp_password; \
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} else \
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errx(1, "unknown local user: uid %u", X); \
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} else if (_use_yp == USER_LOCAL_ONLY) { \
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if (!force_yp) { \
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_use_yp = 0; \
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pw = (struct passwd *)&local_password; \
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} else \
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errx(1, "unknown NIS user: uid %u", X); \
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} else if (_use_yp == USER_YP_AND_LOCAL) { \
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if (!force_local && (force_yp || yp_in_pw_file)) { \
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_use_yp = 1; \
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pw = (struct passwd *)&yp_password; \
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} else { \
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_use_yp = 0; \
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pw = (struct passwd *)&local_password; \
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} \
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}
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#define GETPWNAM(X) \
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_use_yp = use_yp(X, 0, 0); \
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\
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if (_use_yp == USER_UNKNOWN) { \
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errx(1, "unknown user: %s", X); \
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} \
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\
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if (_use_yp == USER_YP_ONLY) { \
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if (!force_local) { \
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_use_yp = 1; \
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pw = (struct passwd *)&yp_password; \
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} else \
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errx(1, "unknown local user: %s.", X); \
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} else if (_use_yp == USER_LOCAL_ONLY) { \
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if (!force_yp) { \
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_use_yp = 0; \
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pw = (struct passwd *)&local_password; \
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} else \
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errx(1, "unknown NIS user: %s.", X); \
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} else if (_use_yp == USER_YP_AND_LOCAL) { \
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if (!force_local && (force_yp || yp_in_pw_file)) { \
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_use_yp = 1; \
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pw = (struct passwd *)&yp_password; \
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} else { \
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_use_yp = 0; \
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pw = (struct passwd *)&local_password; \
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} \
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}
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#endif /* YP */
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