#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#include <errno.h>
#include <unistd.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdlib.h>

#define VIDPID_PATH "/usr/local/bin/mtpd.sh"

/* 
 *  FunctionName: main 
 *  Description:  
 */
int main01(int argc, char *argv[])
{
    int ret = 0;
    printf("argc = %d \n", argc);
    if (argc != 3)
    {
        return -1;
    }
    unsigned int i_vid = atoi(argv[1]);
    unsigned int i_pid = atoi(argv[2]);
    printf("arg0 = %d  arg1=%d \n", i_vid, i_pid);
    char buf_vid[5] ={0};
    char buf_pid[5] ={0};
    buf_vid[4]='\0';
    buf_pid[4]='\0';
    sprintf(buf_vid,"%04x",i_vid);
    sprintf(buf_pid,"%04x",i_pid);
    printf("buf_vid = %s  buf_pid=%s \n", buf_vid, buf_pid);
    if (i_pid > 0 && i_vid > 0)
    {
        FILE *fd;

        fd = fopen(VIDPID_PATH, "rb+");
        if (!fd) {
        	printf( "error open /usr/local/bin/mtp.sh...\n");
        	return -1;
        }
        else {
        	printf( "open %s scuess.fd = %d\n", VIDPID_PATH,fd);
        }

        /*set vid*/
        fseek(fd , 0x18e , SEEK_SET);
        ret = fwrite(buf_vid, 1, 4, fd);

        /*set pid*/
        fseek(fd , 0x1c8 , SEEK_SET);
        ret = fwrite(buf_pid, 1, 4, fd);

        fclose(fd);
        return 0;
    }

    return -1;
} /* ----------  end of function main  ---------- */