xref: /OK3568_Linux_fs/u-boot/cmd/config.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright (C) 2017 Masahiro Yamada <yamada.masahiro@socionext.com>
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #include <common.h>
8*4882a593Smuzhiyun #include <command.h>
9*4882a593Smuzhiyun #include <malloc.h>
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include "config_data_gz.h"
12*4882a593Smuzhiyun #include "config_data_size.h"
13*4882a593Smuzhiyun 
do_config(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])14*4882a593Smuzhiyun static int do_config(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
15*4882a593Smuzhiyun {
16*4882a593Smuzhiyun 	char *dst;
17*4882a593Smuzhiyun 	unsigned long len = data_size;
18*4882a593Smuzhiyun 	int ret = CMD_RET_SUCCESS;
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun 	dst = malloc(data_size + 1);
21*4882a593Smuzhiyun 	if (!dst)
22*4882a593Smuzhiyun 		return CMD_RET_FAILURE;
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun 	ret = gunzip(dst, data_size, (unsigned char *)data_gz, &len);
25*4882a593Smuzhiyun 	if (ret) {
26*4882a593Smuzhiyun 		printf("failed to uncompress .config data\n");
27*4882a593Smuzhiyun 		ret = CMD_RET_FAILURE;
28*4882a593Smuzhiyun 		goto free;
29*4882a593Smuzhiyun 	}
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun 	dst[data_size] = 0;
32*4882a593Smuzhiyun 	puts(dst);
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun free:
35*4882a593Smuzhiyun 	free(dst);
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun 	return ret;
38*4882a593Smuzhiyun }
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun U_BOOT_CMD(
41*4882a593Smuzhiyun 	config, 1, 1, do_config,
42*4882a593Smuzhiyun 	"print .config",
43*4882a593Smuzhiyun 	""
44*4882a593Smuzhiyun );
45