/**
 ********************************************************************
 * @file    util.c
 * @version V2.0.0
 * @date    2019/07/01
 * @brief
 *
 * @copyright (c) 2018-2019 DJI. All rights reserved.
 *
 * All information contained herein is, and remains, the property of DJI.
 * The intellectual and technical concepts contained herein are proprietary
 * to DJI and may be covered by U.S. and foreign patents, patents in process,
 * and protected by trade secret or copyright law.  Dissemination of this
 * information, including but not limited to data and other proprietary
 * material(s) incorporated within the information, in any form, is strictly
 * prohibited without the express written consent of DJI.
 *
 * If you receive this source code without DJI’s authorization, you may not
 * further disseminate the information, and you must immediately remove the
 * source code and notify DJI of its removal. DJI reserves the right to pursue
 * legal actions against you for any loss(es) or damage(s) caused by your
 * failure to do so.
 *
 *********************************************************************
 */

/* Includes ------------------------------------------------------------------*/
#include <stdio.h>
#include "util_misc.h"

/* Private constants ---------------------------------------------------------*/


/* Private types -------------------------------------------------------------*/


/* Private values ------------------------------------------------------------*/


/* Private functions declaration ---------------------------------------------*/


/* Exported functions definition ---------------------------------------------*/
T_PsdkReturnCode PsdkUserUtil_GetCurrentFileDirPath(const char *filePath, uint32_t pathBufferSize, char *dirPath)
{
    uint32_t i = strlen(filePath) - 1;
    uint32_t dirPathLen;

    while (filePath[i] != '/') {
        i--;
    }

    dirPathLen = i + 1;

    if (dirPathLen + 1 > pathBufferSize) {
        return PSDK_ERROR_SYSTEM_MODULE_CODE_INVALID_PARAMETER;
    }

    memcpy(dirPath, filePath, dirPathLen);
    dirPath[dirPathLen] = 0;

    return PSDK_ERROR_SYSTEM_MODULE_CODE_SUCCESS;
}

#if PSDK_ARCH_SYS_LINUX

T_PsdkReturnCode PsdkUserUtil_RunSystemCmd(const char *systemCmdStr)
{
    FILE *fp;

    fp = popen(systemCmdStr, "r");
    if (fp == NULL) {
        return PSDK_ERROR_SYSTEM_MODULE_CODE_SYSTEM_ERROR;
    }

    pclose(fp);

    return PSDK_ERROR_SYSTEM_MODULE_CODE_SUCCESS;
}

#endif

/* Private functions definition-----------------------------------------------*/


/****************** (C) COPYRIGHT DJI Innovations *****END OF FILE****/