flat_id.c

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/* 
 * $Id: flat_id.c 4518 2008-07-28 15:39:28Z henningw $
 *
 * Flatstore module connection identifier
 *
 * Copyright (C) 2004 FhG Fokus
 *
 * This file is part of Kamailio, a free SIP server.
 *
 * Kamailio 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 2 of the License, or
 * (at your option) any later version
 *
 * Kamailio 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, write to the Free Software 
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include <string.h>
#include "../../dprint.h"
#include "../../mem/mem.h"
#include "flat_id.h"



/*
 * Create a new connection identifier
 */
struct flat_id* new_flat_id(char* dir, char* table)
{
   struct flat_id* ptr;

   if (!dir || !table) {
      LM_ERR("invalid parameter(s)\n");
      return 0;
   }

   ptr = (struct flat_id*)pkg_malloc(sizeof(struct flat_id));
   if (!ptr) {
      LM_ERR("no pkg memory left\n");
      return 0;
   }
   memset(ptr, 0, sizeof(struct flat_id));

   ptr->dir.s = dir;
   ptr->dir.len = strlen(dir);
   ptr->table.s = table;
   ptr->table.len = strlen(table);

   return ptr;
}


/*
 * Compare two connection identifiers
 */
unsigned char cmp_flat_id(struct flat_id* id1, struct flat_id* id2)
{
   if (!id1 || !id2) return 0;
   if (id1->dir.len != id2->dir.len) return 0;
   if (id1->table.len != id2->table.len) return 0;

   if (memcmp(id1->dir.s, id2->dir.s, id1->dir.len)) return 0;
   if (memcmp(id1->table.s, id2->table.s, id1->table.len)) return 0;
   return 1;
}


/*
 * Free a connection identifier
 */
void free_flat_id(struct flat_id* id)
{
   if (!id) return;
   pkg_free(id);
}