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* <security/pam_modules.h>

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* This header file collects definitions for the PAM API --- that is,

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* public interface between the PAM library and PAM modules.

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* Note, the copyright information is at end of file.

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#ifndef _SECURITY_PAM_MODULES_H

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#define _SECURITY_PAM_MODULES_H

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#ifdef __cplusplus

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extern "C" {

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#endif

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#include <security/_pam_types.h> /* Linux-PAM common defined types */

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/* -------------- The Linux-PAM Module PI ------------- */

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extern int PAM_NONNULL((1,2))

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pam_set_data(pam_handle_t *pamh, const char *module_data_name, void *data,

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void (*cleanup)(pam_handle_t *pamh, void *data,

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int error_status));

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extern int PAM_NONNULL((1,2,3))

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pam_get_data(const pam_handle_t *pamh, const char *module_data_name,

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const void **data);

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extern int PAM_NONNULL((1,2))

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pam_get_user(pam_handle_t *pamh, const char **user, const char *prompt);

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/* Authentication API's */

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int pam_sm_authenticate(pam_handle_t *pamh, int flags,

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int argc, const char **argv);

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int pam_sm_setcred(pam_handle_t *pamh, int flags,

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int argc, const char **argv);

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/* Account Management API's */

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int pam_sm_acct_mgmt(pam_handle_t *pamh, int flags,

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int argc, const char **argv);

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/* Session Management API's */

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int pam_sm_open_session(pam_handle_t *pamh, int flags,

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int argc, const char **argv);

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int pam_sm_close_session(pam_handle_t *pamh, int flags,

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int argc, const char **argv);

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/* Password Management API's */

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int pam_sm_chauthtok(pam_handle_t *pamh, int flags,

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int argc, const char **argv);

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/* The following two flags are for use across the Linux-PAM/module

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* interface only. The Application is not permitted to use these

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* tokens.

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* The password service should only perform preliminary checks. No

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* passwords should be updated. */

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#define PAM_PRELIM_CHECK 0x4000

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/* The password service should update passwords Note: PAM_PRELIM_CHECK

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* and PAM_UPDATE_AUTHTOK cannot both be set simultaneously! */

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#define PAM_UPDATE_AUTHTOK 0x2000

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* here are some proposed error status definitions for the

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* 'error_status' argument used by the cleanup function associated

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* with data items they should be logically OR'd with the error_status

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* of the latest return from libpam -- new with .52 and positive

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* impression from Sun although not official as of 1996/9/4 there are

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* others in _pam_types.h -- they are for common module/app use.

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#define PAM_DATA_REPLACE 0x20000000 /* used when replacing a data item */

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/* PAM_EXTERN isn't needed anymore, but don't remove it to not break

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lot of external code using it. */

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#define PAM_EXTERN extern

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/* take care of any compatibility issues */

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#include <security/_pam_compat.h>

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#ifdef __cplusplus

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}

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#endif

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/* Copyright (C) Theodore Ts'o, 1996.

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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, and the entire permission notice in its entirety,

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* including the disclaimer of warranties.

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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. The name of the author may not be used to endorse or promote

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* products derived from this software without specific prior

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* written permission.

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* ALTERNATIVELY, this product may be distributed under the terms of

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* the GNU General Public License, in which case the provisions of the

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* GNU GPL are required INSTEAD OF the above restrictions. (This

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* clause is necessary due to a potential bad interaction between the

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* GNU GPL and the restrictions contained in a BSD-style copyright.)

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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED

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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,

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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

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* 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,

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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED

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* OF THE POSSIBILITY OF SUCH DAMAGE. */

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#endif /* _SECURITY_PAM_MODULES_H */

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