cmd/license.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * (C) Copyright 2007 by OpenMoko, Inc.
   4  * Author: Harald Welte <laforge@openmoko.org>
   5  */
   6
   7 #include <common.h>
   8 #include <command.h>
   9 #include <malloc.h>
  10
  11 #include "license_data_gz.h"
  12 #include "license_data_size.h"
  13
  14 static int do_license(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
  15 {
  16         char *dst;
  17         unsigned long len = data_size;
  18         int ret = CMD_RET_SUCCESS;
  19
  20         dst = malloc(data_size + 1);
  21         if (!dst)
  22                 return CMD_RET_FAILURE;
  23
  24         ret = gunzip(dst, data_size, (unsigned char *)data_gz, &len);
  25         if (ret) {
  26                 printf("Error uncompressing license text\n");
  27                 ret = CMD_RET_FAILURE;
  28                 goto free;
  29         }
  30
  31         dst[data_size] = 0;
  32         puts(dst);
  33
  34 free:
  35         free(dst);
  36
  37         return ret;
  38 }
  39
  40 U_BOOT_CMD(
  41         license, 1, 1, do_license,
  42         "print GPL license text",
  43         ""
  44 );