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135 lines
3.5 KiB
135 lines
3.5 KiB
/*****************************************************************
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*
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* kcheckpass
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*
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* Simple password checker. Just invoke and send it
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* the password on stdin.
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*
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* If the password was accepted, the program exits with 0;
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* if it was rejected, it exits with 1. Any other exit
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* code signals an error.
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*
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright (C) 1998, Caldera, Inc.
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* Released under the GNU General Public License
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*
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* Olaf Kirch <okir@caldera.de> General Framework and PAM support
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* Christian Esken <esken@kde.org> Shadow and /etc/passwd support
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* Oswald Buddenhagen <ossi@kde.org> Binary server mode
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*
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* Other parts were taken from tdescreensaver's passwd.cpp
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*****************************************************************/
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#ifndef KCHECKPASS_H_
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#define KCHECKPASS_H_
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#include <config.h>
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#ifdef HAVE_CRYPT_H
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#include <crypt.h>
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#endif
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#include <pwd.h>
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#include <sys/types.h>
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#ifdef ultrix
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#include <auth.h>
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#endif
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#include <unistd.h>
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#ifdef OSF1_ENH_SEC
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#include <sys/security.h>
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#include <prot.h>
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#endif
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/* Make sure there is only one! */
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#if defined(HAVE_PAM)
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# undef HAVE_OSF_C2_PASSWD
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# undef HAVE_SHADOW
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#elif defined(HAVE_OSF_C2_PASSWD)
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# undef HAVE_SHADOW
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#elif defined(_AIX)
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# define HAVE_AIX_AUTH
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# undef HAVE_SHADOW
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#elif !defined(HAVE_SHADOW)
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# define HAVE_ETCPASSWD
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#endif
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#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 4)
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# define ATTR_UNUSED __attribute__((unused))
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# define ATTR_NORETURN __attribute__((noreturn))
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# define ATTR_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
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#else
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# define ATTR_UNUSED
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# define ATTR_NORETURN
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# define ATTR_PRINTFLIKE(fmt,var)
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* these must match kcheckpass' exit codes */
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typedef enum {
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AuthOk = 0,
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AuthBad = 1,
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AuthError = 2,
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AuthAbort = 3
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} AuthReturn;
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typedef enum {
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ConvGetBinary,
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ConvGetNormal,
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ConvGetHidden,
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ConvPutInfo,
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ConvPutError
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} ConvRequest;
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/* these must match the defs in kgreeterplugin.h */
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typedef enum {
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IsUser = 1, /* unused in kcheckpass */
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IsPassword = 2
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} DataTag;
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/*****************************************************************
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* Authenticates user
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*****************************************************************/
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AuthReturn Authenticate(
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#ifdef HAVE_PAM
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const char *caller,
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#endif
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const char *method,
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const char *user,
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char *(*conv) (ConvRequest, const char *));
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/*****************************************************************
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* Output a message to stderr
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*****************************************************************/
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void message(const char *, ...) ATTR_PRINTFLIKE(1, 2);
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/*****************************************************************
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* Overwrite and free the passed string
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*****************************************************************/
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void dispose(char *);
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#ifdef __cplusplus
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}
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#endif
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#endif
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