/* * <security/pam_modules.h> * * This header file collects definitions for the PAM API --- that is, * public interface between the PAM library and PAM modules. * * Note, the copyright information is at end of file. */ #ifndef _SECURITY_PAM_MODULES_H #define _SECURITY_PAM_MODULES_H #ifdef __cplusplus extern "C" { #endif #include <security/_pam_types.h> /* Linux-PAM common defined types */ /* -------------- The Linux-PAM Module PI ------------- */ extern int PAM_NONNULL((1,2)) pam_set_data(pam_handle_t *pamh, const char *module_data_name, void *data, void (*cleanup)(pam_handle_t *pamh, void *data, int error_status)); extern int PAM_NONNULL((1,2,3)) pam_get_data(const pam_handle_t *pamh, const char *module_data_name, const void **data); extern int PAM_NONNULL((1,2)) pam_get_user(pam_handle_t *pamh, const char **user, const char *prompt); #ifdef PAM_STATIC #define PAM_EXTERN static struct pam_module { const char *name; /* Name of the module */ /* These are function pointers to the module's key functions. */ int (*pam_sm_authenticate)(pam_handle_t *pamh, int flags, int argc, const char **argv); int (*pam_sm_setcred)(pam_handle_t *pamh, int flags, int argc, const char **argv); int (*pam_sm_acct_mgmt)(pam_handle_t *pamh, int flags, int argc, const char **argv); int (*pam_sm_open_session)(pam_handle_t *pamh, int flags, int argc, const char **argv); int (*pam_sm_close_session)(pam_handle_t *pamh, int flags, int argc, const char **argv); int (*pam_sm_chauthtok)(pam_handle_t *pamh, int flags, int argc, const char **argv); }; #else /* !PAM_STATIC */ #define PAM_EXTERN extern #endif /* PAM_STATIC */ /* Lots of files include pam_modules.h that don't need these * declared. However, when they are declared static, they * need to be defined later. So we have to protect C files * that include these without wanting these functions defined.. */ #if (defined(PAM_STATIC) && defined(PAM_SM_AUTH)) || !defined(PAM_STATIC) /* Authentication API's */ PAM_EXTERN int pam_sm_authenticate(pam_handle_t *pamh, int flags, int argc, const char **argv); PAM_EXTERN int pam_sm_setcred(pam_handle_t *pamh, int flags, int argc, const char **argv); #endif /*(defined(PAM_STATIC) && defined(PAM_SM_AUTH)) || !defined(PAM_STATIC)*/ #if (defined(PAM_STATIC) && defined(PAM_SM_ACCOUNT)) || !defined(PAM_STATIC) /* Account Management API's */ PAM_EXTERN int pam_sm_acct_mgmt(pam_handle_t *pamh, int flags, int argc, const char **argv); #endif /*(defined(PAM_STATIC) && defined(PAM_SM_ACCOUNT)) || !defined(PAM_STATIC)*/ #if (defined(PAM_STATIC) && defined(PAM_SM_SESSION)) || !defined(PAM_STATIC) /* Session Management API's */ PAM_EXTERN int pam_sm_open_session(pam_handle_t *pamh, int flags, int argc, const char **argv); PAM_EXTERN int pam_sm_close_session(pam_handle_t *pamh, int flags, int argc, const char **argv); #endif /*(defined(PAM_STATIC) && defined(PAM_SM_SESSION)) || !defined(PAM_STATIC)*/ #if (defined(PAM_STATIC) && defined(PAM_SM_PASSWORD)) || !defined(PAM_STATIC) /* Password Management API's */ PAM_EXTERN int pam_sm_chauthtok(pam_handle_t *pamh, int flags, int argc, const char **argv); #endif /*(defined(PAM_STATIC) && defined(PAM_SM_PASSWORD)) || !defined(PAM_STATIC)*/ /* The following two flags are for use across the Linux-PAM/module * interface only. The Application is not permitted to use these * tokens. * * The password service should only perform preliminary checks. No * passwords should be updated. */ #define PAM_PRELIM_CHECK 0x4000 /* The password service should update passwords Note: PAM_PRELIM_CHECK * and PAM_UPDATE_AUTHTOK cannot both be set simultaneously! */ #define PAM_UPDATE_AUTHTOK 0x2000 /* * here are some proposed error status definitions for the * 'error_status' argument used by the cleanup function associated * with data items they should be logically OR'd with the error_status * of the latest return from libpam -- new with .52 and positive * impression from Sun although not official as of 1996/9/4 there are * others in _pam_types.h -- they are for common module/app use. */ #define PAM_DATA_REPLACE 0x20000000 /* used when replacing a data item */ /* take care of any compatibility issues */ #include <security/_pam_compat.h> #ifdef __cplusplus } #endif /* Copyright (C) Theodore Ts'o, 1996. * Copyright (C) Andrew Morgan, 1996-8. * All rights reserved. * * 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 General Public License, in which case the provisions of the * GNU GPL are required INSTEAD OF the above restrictions. (This * clause is necessary due to a potential bad interaction between the * GNU 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. */ #endif /* _SECURITY_PAM_MODULES_H */

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