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/* pam_winbind header file
(Solaris needs some macros from Linux for common PAM code)
Shirish Kalele 2000
*/
#ifdef HAVE_FEATURES_H
#include <features.h>
#endif
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <syslog.h>
#include <stdarg.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
#include <time.h>
#include <config.h>
#define MODULE_NAME "pam_winbind"
#define PAM_SM_AUTH
#define PAM_SM_ACCOUNT
#define PAM_SM_PASSWORD
#ifndef PAM_WINBIND_CONFIG_FILE
#define PAM_WINBIND_CONFIG_FILE "/etc/security/pam_winbind.conf"
#endif
#include <iniparser.h>
#if defined(SUNOS5) || defined(SUNOS4) || defined(HPUX) || defined(FREEBSD) || defined(AIX)
/* Solaris always uses dynamic pam modules */
#define PAM_EXTERN extern
#include <security/pam_appl.h>
#ifndef PAM_AUTHTOK_RECOVER_ERR
#define PAM_AUTHTOK_RECOVER_ERR PAM_AUTHTOK_RECOVERY_ERR
#endif
#endif
#ifdef HAVE_SECURITY_PAM_MODULES_H
#include <security/pam_modules.h>
#endif
#ifdef HAVE_SECURITY__PAM_MACROS_H
#include <security/_pam_macros.h>
#else
/* Define required macros from (Linux PAM 0.68) security/_pam_macros.h */
#define _pam_drop_reply(/* struct pam_response * */ reply, /* int */ replies) \
do { \
int reply_i; \
\
for (reply_i=0; reply_i<replies; ++reply_i) { \
if (reply[reply_i].resp) { \
_pam_overwrite(reply[reply_i].resp); \
free(reply[reply_i].resp); \
} \
} \
if (reply) \
free(reply); \
} while (0)
#define _pam_overwrite(x) \
do { \
register char *__xx__; \
if ((__xx__=(x))) \
while (*__xx__) \
*__xx__++ = '\0'; \
} while (0)
/*
* Don't just free it, forget it too.
*/
#define _pam_drop(X) SAFE_FREE(X)
#define x_strdup(s) ( (s) ? strdup(s):NULL )
#endif
#define WINBIND_DEBUG_ARG (1<<0)
#define WINBIND_USE_AUTHTOK_ARG (1<<1)
#define WINBIND_UNKNOWN_OK_ARG (1<<2)
#define WINBIND_TRY_FIRST_PASS_ARG (1<<3)
#define WINBIND_USE_FIRST_PASS_ARG (1<<4)
#define WINBIND__OLD_PASSWORD (1<<5)
#define WINBIND_REQUIRED_MEMBERSHIP (1<<6)
#define WINBIND_KRB5_AUTH (1<<7)
#define WINBIND_KRB5_CCACHE_TYPE (1<<8)
#define WINBIND_CACHED_LOGIN (1<<9)
#define WINBIND_CONFIG_FILE (1<<10)
/*
* here is the string to inform the user that the new passwords they
* typed were not the same.
*/
#define MISTYPED_PASS "Sorry, passwords do not match"
#define on(x, y) (x & y)
#define off(x, y) (!(x & y))
#define PAM_WINBIND_NEW_AUTHTOK_REQD "PAM_WINBIND_NEW_AUTHTOK_REQD"
#define PAM_WINBIND_HOMEDIR "PAM_WINBIND_HOMEDIR"
#define PAM_WINBIND_PWD_LAST_SET "PAM_WINBIND_PWD_LAST_SET"
#define SECONDS_PER_DAY 86400
#define DAYS_TO_WARN_BEFORE_PWD_EXPIRES 5
#include "winbind_client.h"
#define PAM_WB_REMARK_DIRECT(h,x)\
{\
const char *error_string = NULL; \
error_string = _get_ntstatus_error_string(x);\
if (error_string != NULL) {\
_make_remark(h, PAM_ERROR_MSG, error_string);\
} else {\
_make_remark(h, PAM_ERROR_MSG, x);\
};\
};
#define PAM_WB_REMARK_DIRECT_RET(h,x)\
{\
const char *error_string = NULL; \
error_string = _get_ntstatus_error_string(x);\
if (error_string != NULL) {\
_make_remark(h, PAM_ERROR_MSG, error_string);\
return ret;\
};\
_make_remark(h, PAM_ERROR_MSG, x);\
return ret;\
};
#define PAM_WB_REMARK_CHECK_RESPONSE_RET(h,x,y)\
{\
const char *ntstatus = x.data.auth.nt_status_string; \
const char *error_string = NULL; \
if (!strcasecmp(ntstatus,y)) {\
error_string = _get_ntstatus_error_string(y);\
if (error_string != NULL) {\
_make_remark(h, PAM_ERROR_MSG, error_string);\
return ret;\
};\
if (x.data.auth.error_string[0] != '\0') {\
_make_remark(h, PAM_ERROR_MSG, x.data.auth.error_string);\
return ret;\
};\
_make_remark(h, PAM_ERROR_MSG, y);\
return ret;\
};\
};
/* from include/rpc_samr.h */
#define DOMAIN_PASSWORD_COMPLEX 0x00000001
#define REJECT_REASON_OTHER 0x00000000
#define REJECT_REASON_TOO_SHORT 0x00000001
#define REJECT_REASON_IN_HISTORY 0x00000002
#define REJECT_REASON_NOT_COMPLEX 0x00000005
/* from include/smb.h */
#define ACB_PWNOEXP 0x00000200
/* from include/rpc_netlogon.h */
#define LOGON_CACHED_ACCOUNT 0x00000004
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