LXR uboot/cmd/config.c

   1// SPDX-License-Identifier: GPL-2.0+
   2/*
   3 * Copyright (C) 2017 Masahiro Yamada <yamada.masahiro@socionext.com>
   4 */
   5
   6#include <common.h>
   7#include <command.h>
   8#include <gzip.h>
   9#include <malloc.h>
  10
  11#include "config_data_gz.h"
  12#include "config_data_size.h"
  13
  14static int do_config(struct cmd_tbl *cmdtp, int flag, int argc,
  15                     char *const argv[])
  16{
  17        char *dst;
  18        unsigned long len = data_size;
  19        int ret = CMD_RET_SUCCESS;
  20
  21        dst = malloc(data_size + 1);
  22        if (!dst)
  23                return CMD_RET_FAILURE;
  24
  25        ret = gunzip(dst, data_size, (unsigned char *)data_gz, &len);
  26        if (ret) {
  27                printf("failed to uncompress .config data\n");
  28                ret = CMD_RET_FAILURE;
  29                goto free;
  30        }
  31
  32        dst[data_size] = 0;
  33        puts(dst);
  34
  35free:
  36        free(dst);
  37
  38        return ret;
  39}
  40
  41U_BOOT_CMD(
  42        config, 1, 1, do_config,
  43        "print .config",
  44        ""
  45);
  46