fssim_supplemental.c

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/*****************************************************************************
*  Copyright Statement:
*  --------------------
*  This software is protected by Copyright and the information contained
*  herein is confidential. The software may not be copied and the information
*  contained herein may not be used or disclosed except with the written
*  permission of MediaTek Inc. (C) 2005
*
*  BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
*  THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
*  RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
*  AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
*  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
*  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
*  NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
*  SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
*  SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
*  THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
*  NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
*  SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
*
*  BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
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*  AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
*  OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
*  MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE. 
*
*  THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
*  WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
*  LAWS PRINCIPLES.  ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
*  RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
*  THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
*
*****************************************************************************/

/*****************************************************************************
 *
 * Filename:
 * ---------
 *  FSSim_supplemental.c
 *
 * Project:
 * --------
 *  FSSIM
 *
 * Description:
 * ------------
 *  This file implements supplemental functions of File System Simulation.
 *
 * Author:
 * -------
 * -------
 *
 *============================================================================
 *             HISTORY
 * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
 *------------------------------------------------------------------------------
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 *------------------------------------------------------------------------------
 * Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
 *============================================================================
 ****************************************************************************/

#define UNICODE

#include <windows.h>
#include <stdio.h>
#include <string.h>

#ifndef MMI_ON_WIN32
#include "kal_release.h"
#endif

#include "fat_fs.h"

#include "FSSim_def.h"

#ifdef MMI_ON_WIN32
#include "DebugInitDef.h"   /* for PRINT_INFORMATION() */
#endif

/*************************************************************************/
/*    Definitions of global data                                         */
/*************************************************************************/
#ifdef MMI_ON_WIN32
void *current_task_id;
#endif  /* MMIN_ON_WIN32 */

/*************************************************************************/
/*                                                                       */
/* FUNCTION                                                              */
/*                                                                       */
/*      fssim_create_mutex                                               */
/*                                                                       */
/* DESCRIPTION                                                           */
/*                                                                       */
/*      This function is used to create a mutex.                         */
/*                                                                       */
/* INPUTS                                                                */
/*      None                                                             */
/*                                                                       */
/* OUTPUTS                                                               */
/*      Pointer to mutex                                                 */
/*                                                                       */
/*************************************************************************/
void *fssim_create_mutex()
{
#ifndef MMI_ON_WIN32
    static char         next_mutex_name[]   = "FS_N";
    static unsigned int fssim_mutex_counter = 0;
    const char          hex_digits[]        = "0123456789ABCDEF";

    next_mutex_name[ strlen(next_mutex_name) - 1 ] = hex_digits[fssim_mutex_counter++];
    fssim_mutex_counter = fssim_mutex_counter % strlen(hex_digits);
    return (void *) kal_create_mutex(next_mutex_name);
#else
    return (void *) 1;
#endif
}


/*************************************************************************/
/*                                                                       */
/* FUNCTION                                                              */
/*                                                                       */
/*      fssim_take_mutex                                                 */
/*                                                                       */
/* DESCRIPTION                                                           */
/*                                                                       */
/*      This function is used to take a mutex.                           */
/*                                                                       */
/* INPUTS                                                                */
/*      mutex  -  poitner to mutex                                       */
/*                                                                       */
/* OUTPUTS                                                               */
/*      None                                                             */
/*                                                                       */
/*************************************************************************/
void fssim_take_mutex(void *mutex)
{
#ifndef MMI_ON_WIN32
    if (kal_query_systemInit() == KAL_TRUE)
        return;
    kal_take_mutex((kal_mutexid)mutex);
#else
    return;
#endif
}


/*************************************************************************/
/*                                                                       */
/* FUNCTION                                                              */
/*                                                                       */
/*      fssim_give_mutex                                                 */
/*                                                                       */
/* DESCRIPTION                                                           */
/*                                                                       */
/*      This function is used to give a mutex.                           */
/*                                                                       */
/* INPUTS                                                                */
/*      mutex  -  poitner to mutex                                       */
/*                                                                       */
/* OUTPUTS                                                               */
/*      None                                                             */
/*                                                                       */
/*************************************************************************/
void fssim_give_mutex(void *mutex)
{
#ifndef MMI_ON_WIN32
    if (kal_query_systemInit() == KAL_TRUE)
        return;
    kal_give_mutex((kal_mutexid)mutex);
#else
    return;
#endif
}


/*************************************************************************/
/*                                                                       */
/* FUNCTION                                                              */
/*                                                                       */
/*      fssim_get_task_self_id                                           */
/*                                                                       */
/* DESCRIPTION                                                           */
/*                                                                       */
/*      This function is used to current task's ID                       */
/*                                                                       */
/* INPUTS                                                                */
/*      None                                                             */
/*                                                                       */
/* OUTPUTS                                                               */
/*      Task id                                                          */
/*                                                                       */
/*************************************************************************/
void *fssim_get_task_self_id()
{
#ifdef MMI_ON_WIN32

    return current_task_id;

#else   /* !MMI_ON_WIN32 */

    return kal_get_task_self_id();

#endif  /* MMI_ON_WIN32 */
}


/*************************************************************************/
/*                                                                       */
/* FUNCTION                                                              */
/*                                                                       */
/*      fssim_print_str                                                  */
/*                                                                       */
/* DESCRIPTION                                                           */
/*                                                                       */
/*      This function is used to print a string                          */
/*                                                                       */
/* INPUTS                                                                */
/*      str  -  poitner to string                                        */
/*                                                                       */
/* OUTPUTS                                                               */
/*      None                                                             */
/*                                                                       */
/*************************************************************************/
void fssim_print_str(const TCHAR *str)
{
    unsigned int i;
    char *pch;

    ASSERT(str != NULL);

    for (i = 0; i < wcslen(str); i++) {

        pch = (char *)&(str[i]);

        fssim_printf(("%c", *pch));
    }

    fssim_printf(("\n"));
}

#undef UNICODE