get.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/>.
*/
#include <search.h>
#include <time.h>
#include "session.h"
static
inline
int
sessionGetComp(const void * _a, const void * _b)
{
unsigned long a = *(unsigned long *)_a;
Session b = (Session)_b;
return (a < b->id)? -1 : (a > b->id)? 1 : 0;
}
Session
sessionGet(const Session * root, const unsigned long id)
{
Session * found = tfind(&id, (void**)root, sessionGetComp);
if (NULL == found) {
return NULL;
}
return *found;
}
// vim: set ts=4 sw=4: