usrhooks.c

game duke3d source

//-------------------------------------------------------------------------
/*
Copyright (C) 1996, 2003 - 3D Realms Entertainment

This file is NOT part of Duke Nukem 3D version 1.5 - Atomic Edition
However, it is either an older version of a file that is, or is
some test code written during the development of Duke Nukem 3D.
This file is provided purely for educational interest.

Duke Nukem 3D 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.

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, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

Prepared for public release: 03/21/2003 - Charlie Wiederhold, 3D Realms
*/
//-------------------------------------------------------------------------

#include <stdlib.h>
#include "usrhooks.h"


/*---------------------------------------------------------------------
   Function: USRHOOKS_GetMem

   Allocates the requested amount of memory and returns a pointer to
   its location, or NULL if an error occurs.  NOTE: pointer is assumed
   to be dword aligned.
---------------------------------------------------------------------*/

int USRHOOKS_GetMem
   (
   void **ptr,
   unsigned long size
   )

   {
   void *memory;

   memory = malloc( size );
   if ( memory == NULL )
      {
      return( USRHOOKS_Error );
      }

   *ptr = memory;

   return( USRHOOKS_Ok );
   }


/*---------------------------------------------------------------------
   Function: USRHOOKS_FreeMem

   Deallocates the memory associated with the specified pointer.
---------------------------------------------------------------------*/

int USRHOOKS_FreeMem
   (
   void *ptr
   )

   {
   if ( ptr == NULL )
      {
      return( USRHOOKS_Error );
      }

   free( ptr );

   return( USRHOOKS_Ok );
   }