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/*
* Copyright information at end of file.
*/
#include <sys/types.h>
#include <pwd.h>
#include <security/pam_modules.h>
#define PAM_UNIX_RUN_HELPER PAM_CRED_INSUFFICIENT
#define MAXPASS PAM_MAX_RESP_SIZE /* the maximum length of a password */
#define OLD_PASSWORDS_FILE "/etc/security/opasswd"
int
verify_pwd_hash(const char *p, char *hash, unsigned int nullok);
int
is_pwd_shadowed(const struct passwd *pwd);
char *
crypt_md5_wrapper(const char *pass_new);
int
unix_selinux_confined(void);
int
lock_pwdf(void);
void
unlock_pwdf(void);
#ifdef HELPER_COMPILE
int
save_old_password(const char *forwho, const char *oldpass,
int howmany);
#else
int
save_old_password(pam_handle_t *pamh, const char *forwho, const char *oldpass,
int howmany);
#endif
#ifdef HELPER_COMPILE
void
helper_log_err(int err, const char *format,...);
int
helper_verify_password(const char *name, const char *p, int nullok);
void
setup_signals(void);
char *
getuidname(uid_t uid);
int
read_passwords(int fd, int npass, char **passwords);
#endif
#ifdef HELPER_COMPILE
#define PAMH_ARG_DECL(fname, ...) fname(__VA_ARGS__)
#define PAMH_ARG(...) __VA_ARGS__
#else
#define PAMH_ARG_DECL(fname, ...) fname(pam_handle_t *pamh, __VA_ARGS__)
#define PAMH_ARG(...) pamh, __VA_ARGS__
#endif
PAMH_ARG_DECL(char * create_password_hash,
const char *password, unsigned int ctrl, int rounds);
PAMH_ARG_DECL(int get_account_info,
const char *name, struct passwd **pwd, struct spwd **spwdent);
PAMH_ARG_DECL(int get_pwd_hash,
const char *name, struct passwd **pwd, char **hash);
PAMH_ARG_DECL(int check_shadow_expiry,
struct spwd *spent, int *daysleft);
PAMH_ARG_DECL(int unix_update_passwd,
const char *forwho, const char *towhat);
PAMH_ARG_DECL(int unix_update_shadow,
const char *forwho, char *towhat);
/* ****************************************************************** *
* Copyright (c) Red Hat, Inc. 2007.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* ALTERNATIVELY, this product may be distributed under the terms of
* the GNU Public License, in which case the provisions of the GPL are
* required INSTEAD OF the above restrictions. (This clause is
* necessary due to a potential bad interaction between the GPL and
* the restrictions contained in a BSD-style copyright.)
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
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