setserial.c

au1200 linux2.6.11 硬件解码mae驱动和maiplayer播放器源码

/* <LIC_AMD_STD>
 * Copyright (C) 2003-2005 Advanced Micro Devices, Inc.  All Rights Reserved.
 * 
 * Unless otherwise designated in writing, this software and any related 
 * documentation are the confidential proprietary information of AMD. 
 * THESE MATERIALS ARE PROVIDED "AS IS" WITHOUT ANY
 * UNLESS OTHERWISE NOTED IN WRITING, EXPRESS OR IMPLIED WARRANTY OF ANY 
 * KIND, INCLUDING BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY, 
 * NONINFRINGEMENT, TITLE, FITNESS FOR ANY PARTICULAR PURPOSE AND IN NO 
 * EVENT SHALL AMD OR ITS LICENSORS BE LIABLE FOR ANY DAMAGES WHATSOEVER. 
 * 
 * AMD does not assume any responsibility for any errors which may appear 
 * in the Materials nor any responsibility to support or update the
 * Materials.  AMD retains the right to modify the Materials at any time, 
 * without notice, and is not obligated to provide such modified 
 * Materials to you. AMD is not obligated to furnish, support, or make
 * any further information available to you.
 * </LIC_AMD_STD>  */
/* <CTL_AMD_STD>
 * </CTL_AMD_STD>  */
/* <DOC_AMD_STD>
 * </DOC_AMD_STD>  */

#define  NEED_FILES
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
#include <stdlib.h>
#include "base64.h"
#include "secure_serial.h"
#include "secure_serial_priv.h"
#include "sfiles.h"
#include "oemkeys.h"
#include "linux/nvram.h"
#include <stdlib.h>


int main(int argc, char *argv[])
{
  int                  nvramfd=-1;
  long   			hostid;
  char	 			serialStr[MAX_SERIAL_NUM_SIZE+1];
  int					rc,c;
  int         setSerialFlg=0;
  int         oemFlg=0;
  int         modelFlg=0;
  int         divxFlg=0;

  int         errflg=0;
  char        modelId[MODEL_ID_SIZE+1];
  char        manufStr[MANUF_SIZE+1];
  short       divxId;
  
  char        outStr[500];
  
  extern char *optarg;
  extern int optind, optopt;

  while ((c = getopt(argc, argv, "rs:o:m:d:")) != -1) 
  {
    switch(c) 
    {
      case 'o':
        strncpy(manufStr,optarg,MANUF_SIZE);
        memset(manufStr,MANUF_SIZE+1,0);
        oemFlg++;
        break;
        
      case 'm':
        memset(modelId,MODEL_ID_SIZE+1,0);
        strncpy(modelId,optarg,MODEL_ID_SIZE);
        modelFlg++;
        break;

      case 'd':
        divxId = atoi(optarg);
        divxFlg++;
        break;
        
      case 'r':
        
        nvramfd = open("/dev/nvram",O_RDWR);
        if (nvramfd < 0)
        {
          perror("NVRAM Driver not found. Exiting\n");
          fprintf(stderr,"\n");
          return(-1);
        }
        rc = ioctl(nvramfd,NVRAM_RESET_ALL,NULL);
        if (rc < 0)
        {
          printf("NVRAM reset failed\n");
          
        } else {
          printf("NVRAM has been reset/cleared\n");
        }
        close(nvramfd);
        return(0);
        
        break;

      case 's':
        setSerialFlg++;
        strncpy(serialStr,optarg,MAX_SERIAL_NUM_SIZE);
        serialStr[MAX_SERIAL_NUM_SIZE]=0;  // make sure string is terminated
        if (strlen(serialStr) < MIN_SERIAL_NUM_SIZE)
        {
          errflg++;
          fprintf(stderr,"Serial Number must be >= %d characters and <= %d characters\n",
                  MIN_SERIAL_NUM_SIZE,MAX_SERIAL_NUM_SIZE);
        }
        
        hostid = getMyHostid(serialStr);
        sethostid(hostid);
        break;
        

      case '?':
        fprintf(stderr,"%s: Unrecognized option: -%c\n", argv[0],optopt);
        errflg++;
    }
  }

  if (errflg)
  {
    fprintf(stderr,"Usage: setserial [-r] [-s serial Number] [-o OEM-Name] [-m OEM-Model ] [-d DivX Model ID]\n");
    return(-1);
  }
  
  nvramfd = open("/dev/nvram",O_RDWR);
  if (nvramfd < 0)
  {
    perror("NVRAM Driver not found. Exiting");
    return(-1);
  }
   
  if (setSerialFlg)
  {
    printf("input serial: %s\n",serialStr);

    rc = ioctl(nvramfd,NVRAM_SET_SERIAL,serialStr);
    if (rc != 0)
    {
      perror("set serial");
      fprintf(stderr,"\nSerial number change not be changed once set.\n");
      fprintf(stderr,"NVRAM maybe reset to default with -r option\n");
    }
    

    rc = ioctl(nvramfd,NVRAM_GET_SERIAL,outStr);
    printf("Serial Number is: %s\n",outStr);
  }

  if (oemFlg)
  {
    rc = ioctl(nvramfd,NVRAM_SET_MANUFACTURER,manufStr);
    if (rc != 0)
      perror("Setting  Manufacturer String failed");
    else
    {
          rc = ioctl(nvramfd,NVRAM_GET_MANUFACTURER,outStr);
          printf("Manufacturer is: %s\n",outStr);
    }
    
  }

  if (modelFlg)
  {
    rc = ioctl(nvramfd,NVRAM_SET_MODEL_ID,modelId);
    if (rc != 0)
      perror("Setting  Model Id failed");
  }
  
  if (divxFlg)
  {
    // not tested
    rc = ioctl(nvramfd,NVRAM_SET_DIVX_MODEL_ID,&divxId);
    if (rc != 0)
      perror("Setting  Model Id failed");
  }

  close(nvramfd);
  return(0);
  
	
}