/* Editor Settings: expandtabs and use 4 spaces for indentation
 * ex: set softtabstop=4 tabstop=8 expandtab shiftwidth=4: *
 * -*- mode: c, c-basic-offset: 4 -*- */

/*
 * Copyright Likewise Software    2004-2008
 * All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the license, or (at
 * your option) any later version.
 *
 * This library 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 Lesser
 * General Public License for more details.  You should have received a copy
 * of the GNU Lesser General Public License along with this program.  If
 * not, see <http://www.gnu.org/licenses/>.
 *
 * LIKEWISE SOFTWARE MAKES THIS SOFTWARE AVAILABLE UNDER OTHER LICENSING
 * TERMS AS WELL.  IF YOU HAVE ENTERED INTO A SEPARATE LICENSE AGREEMENT
 * WITH LIKEWISE SOFTWARE, THEN YOU MAY ELECT TO USE THE SOFTWARE UNDER THE
 * TERMS OF THAT SOFTWARE LICENSE AGREEMENT INSTEAD OF THE TERMS OF THE GNU
 * LESSER GENERAL PUBLIC LICENSE, NOTWITHSTANDING THE ABOVE NOTICE.  IF YOU
 * HAVE QUESTIONS, OR WISH TO REQUEST A COPY OF THE ALTERNATE LICENSING
 * TERMS OFFERED BY LIKEWISE SOFTWARE, PLEASE CONTACT LIKEWISE SOFTWARE AT
 * license@likewisesoftware.com
 */

/*
 * Copyright Likewise Software    2004-2008
 * All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the license, or (at
 * your option) any later version.
 *
 * This library 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 Lesser
 * General Public License for more details.  You should have received a copy
 * of the GNU Lesser General Public License along with this program.  If
 * not, see <http://www.gnu.org/licenses/>.
 *
 * LIKEWISE SOFTWARE MAKES THIS SOFTWARE AVAILABLE UNDER OTHER LICENSING
 * TERMS AS WELL.  IF YOU HAVE ENTERED INTO A SEPARATE LICENSE AGREEMENT
 * WITH LIKEWISE SOFTWARE, THEN YOU MAY ELECT TO USE THE SOFTWARE UNDER THE
 * TERMS OF THAT SOFTWARE LICENSE AGREEMENT INSTEAD OF THE TERMS OF THE GNU
 * LESSER GENERAL PUBLIC LICENSE, NOTWITHSTANDING THE ABOVE NOTICE.  IF YOU
 * HAVE QUESTIONS, OR WISH TO REQUEST A COPY OF THE ALTERNATE LICENSING
 * TERMS OFFERED BY LIKEWISE SOFTWARE, PLEASE CONTACT LIKEWISE SOFTWARE AT
 * license@likewisesoftware.com
 */

#include "config.h"
#include "ctbase.h"

CENTERROR
CTAllocateMemory(
    DWORD dwSize,
    PVOID * ppMemory
    )
{

    CENTERROR ceError = CENTERROR_SUCCESS;
    PVOID pMemory = NULL;

    /* malloc is supposed to return a non-NULL pointer when it is asked to
     * allocate 0 bytes of memory. Linux systems usually follow this rule.
     *
     * AIX does not.
     */
    if (dwSize == 0)
        dwSize = 1;

    pMemory = malloc(dwSize);
    if (!pMemory){
        ceError = CENTERROR_OUT_OF_MEMORY;
        *ppMemory = NULL;
    }else {
        memset(pMemory,0, dwSize);
        *ppMemory = pMemory;
    }
    return (ceError);
}

CENTERROR
CTReallocMemory(
    PVOID  pMemory,
    PVOID * ppNewMemory,
    DWORD dwSize
    )
{
    CENTERROR ceError = CENTERROR_SUCCESS;
    PVOID pNewMemory = NULL;

    if (pMemory == NULL) {
        pNewMemory = malloc(dwSize);
        memset(pNewMemory, 0, dwSize);
    }else {
        pNewMemory = realloc(pMemory, dwSize);
    }
    if (!pNewMemory){
        ceError = CENTERROR_OUT_OF_MEMORY;
        *ppNewMemory = NULL;
    }else {
        *ppNewMemory = pNewMemory;
    }

    return(ceError);
}


void
CTFreeMemory(
    PVOID pMemory
    )
{
    free(pMemory);
    return;
}