login.c
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/**
* \file
*
* \author Georg Hopp
*
* \copyright
* Copyright © 2012 Georg Hopp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include "class.h"
#include "auth.h"
#include "uuid.h"
#include "storage/storage.h"
#include "interface/serializable.h"
#include "interface/indexable.h"
#include "utils/memory.h"
#include "application/application.h"
int
applicationLogin(
Application this,
Credential credential,
Session session)
{
Uuid search;
AuthModule auth_module;
User user = new(User, NULL);
user->username = CRED_PWD(credential).user;
user->nusername = &CRED_PWD(credential).nuser;
search = indexUuid(user, this->user_namespace);
auth_module = authenticate(this->auth, credential, search);
if (0 != auth_module) {
char * user_serialized;
size_t nuser_serialized;
session->user = user;
switch (credential->type) {
case CRED_PASSWORD:
storageGet(
this->users,
(char *)(search->uuid).value,
sizeof((search->uuid).value),
&user_serialized,
&nuser_serialized);
if (NULL != user_serialized) {
unserialize(
session->user,
(unsigned char *)user_serialized,
nuser_serialized);
MEM_FREE(user_serialized);
} else {
/**
* this is a user authenticated via another method
* than the password database and has not yet
* logged in.
* NOTE: first we have to remove the search user and
* as username is initialized with something that we
* will free later here we must set it to NULL so that
* the delete will not free it.
*/
session->user->username = NULL;
delete(session->user);
session->user = new(User,
CRED_PWD(credential).user,
CRED_PWD(credential).nuser,
CSTRA(""),
CSTRA(""),
CSTRA(""));
serialize(
session->user,
(unsigned char **)&user_serialized,
&nuser_serialized);
/**
* \todo
* Handle error...if this fails we have most likely
* a collision.
*/
storagePut(
this->users,
(char *)(search->uuid).value,
sizeof((search->uuid).value),
user_serialized,
nuser_serialized);
MEM_FREE(user_serialized);
}
session->user->auth_type = auth_module;
break;
default:
break;
}
delete(search);
return TRUE;
}
delete(search);
return FALSE;
}
// vim: set ts=4 sw=4: