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Diffstat (limited to 'lib_generic/lzma/LzmaTools.c')
| -rw-r--r-- | lib_generic/lzma/LzmaTools.c | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/lib_generic/lzma/LzmaTools.c b/lib_generic/lzma/LzmaTools.c deleted file mode 100644 index 8860bfb..0000000 --- a/lib_generic/lzma/LzmaTools.c +++ /dev/null @@ -1,133 +0,0 @@ -/* - * Usefuls routines based on the LzmaTest.c file from LZMA SDK 4.65 - * - * Copyright (C) 2007-2009 Industrie Dial Face S.p.A. - * Luigi 'Comio' Mantellini (luigi.mantellini@idf-hit.com) - * - * Copyright (C) 1999-2005 Igor Pavlov - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* - * LZMA_Alone stream format: - * - * uchar Properties[5] - * uint64 Uncompressed size - * uchar data[*] - * - */ - -#include <config.h> -#include <common.h> -#include <watchdog.h> - -#ifdef CONFIG_LZMA - -#define LZMA_PROPERTIES_OFFSET 0 -#define LZMA_SIZE_OFFSET LZMA_PROPS_SIZE -#define LZMA_DATA_OFFSET LZMA_SIZE_OFFSET+sizeof(uint64_t) - -#include "LzmaTools.h" -#include "LzmaDec.h" - -#include <linux/string.h> -#include <malloc.h> - -static void *SzAlloc(void *p, size_t size) { p = p; return malloc(size); } -static void SzFree(void *p, void *address) { p = p; free(address); } - -int lzmaBuffToBuffDecompress (unsigned char *outStream, SizeT *uncompressedSize, - unsigned char *inStream, SizeT length) -{ - int res = SZ_ERROR_DATA; - int i; - ISzAlloc g_Alloc; - - SizeT outSizeFull = 0xFFFFFFFF; /* 4GBytes limit */ - SizeT outProcessed; - SizeT outSize; - SizeT outSizeHigh; - ELzmaStatus state; - SizeT compressedSize = (SizeT)(length - LZMA_PROPS_SIZE); - - debug ("LZMA: Image address............... 0x%lx\n", inStream); - debug ("LZMA: Properties address.......... 0x%lx\n", inStream + LZMA_PROPERTIES_OFFSET); - debug ("LZMA: Uncompressed size address... 0x%lx\n", inStream + LZMA_SIZE_OFFSET); - debug ("LZMA: Compressed data address..... 0x%lx\n", inStream + LZMA_DATA_OFFSET); - debug ("LZMA: Destination address......... 0x%lx\n", outStream); - - memset(&state, 0, sizeof(state)); - - outSize = 0; - outSizeHigh = 0; - /* Read the uncompressed size */ - for (i = 0; i < 8; i++) { - unsigned char b = inStream[LZMA_SIZE_OFFSET + i]; - if (i < 4) { - outSize += (UInt32)(b) << (i * 8); - } else { - outSizeHigh += (UInt32)(b) << ((i - 4) * 8); - } - } - - outSizeFull = (SizeT)outSize; - if (sizeof(SizeT) >= 8) { - /* - * SizeT is a 64 bit uint => We can manage files larger than 4GB! - * - */ - outSizeFull |= (((SizeT)outSizeHigh << 16) << 16); - } else if (outSizeHigh != 0 || (UInt32)(SizeT)outSize != outSize) { - /* - * SizeT is a 32 bit uint => We cannot manage files larger than - * 4GB! Assume however that all 0xf values is "unknown size" and - * not actually a file of 2^64 bits. - * - */ - if (outSizeHigh != (SizeT)-1 || outSize != (SizeT)-1) { - debug ("LZMA: 64bit support not enabled.\n"); - return SZ_ERROR_DATA; - } - } - - debug ("LZMA: Uncompresed size............ 0x%lx\n", outSizeFull); - debug ("LZMA: Compresed size.............. 0x%lx\n", compressedSize); - - g_Alloc.Alloc = SzAlloc; - g_Alloc.Free = SzFree; - - /* Decompress */ - outProcessed = outSizeFull; - - WATCHDOG_RESET(); - - res = LzmaDecode( - outStream, &outProcessed, - inStream + LZMA_DATA_OFFSET, &compressedSize, - inStream, LZMA_PROPS_SIZE, LZMA_FINISH_ANY, &state, &g_Alloc); - *uncompressedSize = outProcessed; - if (res != SZ_OK) { - return res; - } - - return res; -} - -#endif |