I needed to be able to uncompress lzma files. I did this command based on unzip command and propose it if it could help. Signed-off-by: Patrice Bouchand <pbfwdlist@gmail.com> Changed to work with sandbox Signed-off-by: Simon Glass <sjg@chromium.org>master
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/*
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* (C) Copyright 2013 Patrice Bouchand <pbfwdlist_gmail_com> |
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* lzma uncompress command in Uboot |
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* |
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* made from existing cmd_unzip.c file of Uboot |
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* |
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* (C) Copyright 2000 |
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
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* |
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* SPDX-License-Identifier: GPL-2.0+ |
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*/ |
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#include <common.h> |
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#include <command.h> |
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#include <asm/io.h> |
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#include <lzma/LzmaTools.h> |
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static int do_lzmadec(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) |
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{ |
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unsigned long src, dst; |
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unsigned long src_len = ~0UL, dst_len = ~0UL; |
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int ret; |
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switch (argc) { |
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case 4: |
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dst_len = simple_strtoul(argv[3], NULL, 16); |
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/* fall through */ |
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case 3: |
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src = simple_strtoul(argv[1], NULL, 16); |
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dst = simple_strtoul(argv[2], NULL, 16); |
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break; |
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default: |
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return CMD_RET_USAGE; |
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} |
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ret = lzmaBuffToBuffDecompress(map_sysmem(dst, dst_len), &src_len, |
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map_sysmem(src, 0), dst_len); |
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if (ret != SZ_OK) |
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return 1; |
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printf("Uncompressed size: %ld = 0x%lX\n", src_len, src_len); |
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setenv_hex("filesize", src_len); |
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return 0; |
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} |
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U_BOOT_CMD( |
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lzmadec, 4, 1, do_lzmadec, |
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"lzma uncompress a memory region", |
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"srcaddr dstaddr [dstsize]" |
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); |
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