/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 2013 Olaf Wintermann. 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, this list of conditions and the following disclaimer.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT HOLDER OR CONTRIBUTORS 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.
*/
#ifndef WS_AUTH_H
#define WS_AUTH_H
#include <sys/types.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifdef XP_WIN32
typedef int uid_t;
typedef int gid_t;
#endif
typedef struct auth_db AuthDB;
typedef struct user User;
/*
* get a user from the authentication database
*
* param1: authentication database
* param2: user
*/
typedef User*(*authdb_get_user_f)(AuthDB*, char*);
struct auth_db {
char *name;
/* User* get_user(AuthDB *db, char *username) */
authdb_get_user_f get_user;
int use_cache;
};
/*
* verify the users password
* returns 1 if the password is correct, otherwise 0
*
* param1: user
* param2: password
*/
typedef int(*user_verify_passwd_f)(User*, char*);
/*
* check if the user is a member of a given group
*
* param1: user
* param2: group
*/
typedef int(*user_check_group_f)(User*, char*);
/*
* free the user object
*/
typedef void(*user_free_f)(User*);
struct user {
char *name;
uid_t uid;
gid_t gid;
/* int verify_password(User *user, char *password) */
user_verify_passwd_f verify_password;
/* int check_group(User *user, char *group) */
user_check_group_f check_group;
/* void free(User*) */
user_free_f free;
};
User* authdb_get_user(AuthDB *db, char *user);
User* authdb_get_and_verify(AuthDB *db, char *user, char *password, int *pw);
#ifdef __cplusplus
}
#endif
#endif /* WS_AUTH_H */