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@@ -1,1135 +0,0 @@
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-From d37394e9ca1b85407408719feb2468c5affefa4a Mon Sep 17 00:00:00 2001
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-From: Gabor Juhos <juhosg at openwrt.org>
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-Date: Fri, 9 May 2008 17:26:14 +0200
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-Subject: [PATCH] add LZMA decompression support
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-
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----
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- common/cmd_bootm.c | 18 ++
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- common/image.c | 1 +
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- include/LzmaWrapper.h | 36 +++
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- include/image.h | 1 +
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- lib_generic/LzmaDecode.c | 602 +++++++++++++++++++++++++++++++++++++++++++++
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- lib_generic/LzmaDecode.h | 113 +++++++++
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- lib_generic/LzmaTypes.h | 45 ++++
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- lib_generic/LzmaWrapper.c | 197 +++++++++++++++
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- lib_generic/Makefile | 2 +
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- 9 files changed, 1015 insertions(+), 0 deletions(-)
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- create mode 100644 include/LzmaWrapper.h
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- create mode 100644 lib_generic/LzmaDecode.c
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- create mode 100644 lib_generic/LzmaDecode.h
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- create mode 100644 lib_generic/LzmaTypes.h
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- create mode 100644 lib_generic/LzmaWrapper.c
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-
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-diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
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-index 0d67132..6071817 100644
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---- a/common/cmd_bootm.c
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-+++ b/common/cmd_bootm.c
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-@@ -32,6 +32,7 @@
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- #include <malloc.h>
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- #include <zlib.h>
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- #include <bzlib.h>
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-+#include <LzmaWrapper.h>
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- #include <environment.h>
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- #include <lmb.h>
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- #include <asm/byteorder.h>
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-@@ -237,6 +238,7 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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- puts("OK\n");
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- }
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- break;
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-+#ifndef CONFIG_NO_GZIP
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- case IH_COMP_GZIP:
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- printf (" Uncompressing %s ... ", type_name);
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- if (gunzip ((void *)load_start, unc_len,
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-@@ -249,6 +251,7 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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-
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- load_end = load_start + os_len;
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- break;
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-+#endif
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- #ifdef CONFIG_BZIP2
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- case IH_COMP_BZIP2:
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- printf (" Uncompressing %s ... ", type_name);
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-@@ -270,6 +273,21 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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- load_end = load_start + unc_len;
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- break;
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- #endif /* CONFIG_BZIP2 */
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-+#ifdef CONFIG_LZMA
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-+ case IH_COMP_LZMA:
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-+ printf (" Uncompressing %s ... ", type_name);
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-+ int i = lzma_inflate ((unsigned char *)os_data, os_len,
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-+ (unsigned char *)load_start, &unc_len);
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-+ if (i != LZMA_RESULT_OK) {
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-+ printf ("LZMA: uncompress or overwrite error %d "
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-+ "- must RESET board to recover\n", i);
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-+ show_boot_progress (-6);
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-+ do_reset (cmdtp, flag, argc, argv);
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-+ }
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-+
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-+ load_end = load_start + unc_len;
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-+ break;
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-+#endif /* CONFIG_LZMA */
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- default:
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- if (iflag)
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- enable_interrupts();
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-diff --git a/common/image.c b/common/image.c
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-index 67e594d..9b42ae9 100644
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---- a/common/image.c
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-+++ b/common/image.c
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-@@ -148,6 +148,7 @@ static table_entry_t uimage_comp[] = {
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- { IH_COMP_NONE, "none", "uncompressed", },
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- { IH_COMP_BZIP2, "bzip2", "bzip2 compressed", },
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- { IH_COMP_GZIP, "gzip", "gzip compressed", },
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-+ { IH_COMP_LZMA, "lzma", "lzma compressed", },
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- { -1, "", "", },
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- };
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-
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-diff --git a/include/LzmaWrapper.h b/include/LzmaWrapper.h
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-new file mode 100644
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-index 0000000..2f9a3ff
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---- /dev/null
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-+++ b/include/LzmaWrapper.h
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-@@ -0,0 +1,36 @@
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-+/******************************************************************************
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-+**
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-+** FILE NAME : LzmaWrapper.h
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-+** PROJECT : bootloader
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-+** MODULES : U-boot
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-+**
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-+** DATE : 2 Nov 2006
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-+** AUTHOR : Lin Mars
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-+** DESCRIPTION : LZMA decoder support for U-boot 1.1.5
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-+** COPYRIGHT : Copyright (c) 2006
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-+** Infineon Technologies AG
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-+** Am Campeon 1-12, 85579 Neubiberg, Germany
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-+**
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-+** This program is free software; you can redistribute it and/or modify
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-+** it under the terms of the GNU General Public License as published by
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-+** the Free Software Foundation; either version 2 of the License, or
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-+** (at your option) any later version.
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-+**
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-+** HISTORY
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-+** $Date $Author $Comment
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-+** 2 Nov 2006 Lin Mars init version which derived from LzmaTest.c from
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-+** LZMA v4.43 SDK
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-+*******************************************************************************/
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-+#ifndef __LZMA_WRAPPER_H__
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-+#define __LZMA_WRAPPER_H__
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-+
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-+#ifndef LZMA_RESULT_OK
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-+#define LZMA_RESULT_OK 0
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-+#endif
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-+#ifndef LZMA_RESULT_DATA_ERROR
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-+#define LZMA_RESULT_DATA_ERROR 1
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-+#endif
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-+
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-+extern int lzma_inflate(unsigned char *source, int s_len, unsigned char *dest, int *d_len);
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-+
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-+#endif /*__LZMA_WRAPPER_H__*/
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-diff --git a/include/image.h b/include/image.h
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-index 664e51e..6de51c4 100644
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---- a/include/image.h
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-+++ b/include/image.h
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-@@ -164,6 +164,7 @@
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- #define IH_COMP_NONE 0 /* No Compression Used */
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- #define IH_COMP_GZIP 1 /* gzip Compression Used */
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- #define IH_COMP_BZIP2 2 /* bzip2 Compression Used */
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-+#define IH_COMP_LZMA 3 /* lzma Compression used */
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-
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- #define IH_MAGIC 0x27051956 /* Image Magic Number */
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- #define IH_NMLEN 32 /* Image Name Length */
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-diff --git a/lib_generic/LzmaDecode.c b/lib_generic/LzmaDecode.c
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-new file mode 100644
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-index 0000000..d876e8b
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---- /dev/null
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-+++ b/lib_generic/LzmaDecode.c
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-@@ -0,0 +1,602 @@
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-+/*
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-+ LzmaDecode.c
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-+ LZMA Decoder (optimized for Speed version)
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-+
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-+ LZMA SDK 4.40 Copyright (c) 1999-2006 Igor Pavlov (2006-05-01)
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-+ http://www.7-zip.org/
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-+
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-+ LZMA SDK is licensed under two licenses:
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-+ 1) GNU Lesser General Public License (GNU LGPL)
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-+ 2) Common Public License (CPL)
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-+ It means that you can select one of these two licenses and
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-+ follow rules of that license.
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-+
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-+ SPECIAL EXCEPTION:
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-+ Igor Pavlov, as the author of this Code, expressly permits you to
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-+ statically or dynamically link your Code (or bind by name) to the
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-+ interfaces of this file without subjecting your linked Code to the
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-+ terms of the CPL or GNU LGPL. Any modifications or additions
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-+ to this file, however, are subject to the LGPL or CPL terms.
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-+*/
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-+
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-+#include <config.h>
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-+
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-+#ifdef CONFIG_LZMA
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-+
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-+#include "LzmaDecode.h"
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-+
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-+#define kNumTopBits 24
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-+#define kTopValue ((UInt32)1 << kNumTopBits)
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-+
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-+#define kNumBitModelTotalBits 11
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-+#define kBitModelTotal (1 << kNumBitModelTotalBits)
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-+#define kNumMoveBits 5
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-+
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-+#define RC_READ_BYTE (*Buffer++)
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-+
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-+#define RC_INIT2 Code = 0; Range = 0xFFFFFFFF; \
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-+ { int i; for(i = 0; i < 5; i++) { RC_TEST; Code = (Code << 8) | RC_READ_BYTE; }}
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-+
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-+#ifdef _LZMA_IN_CB
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-+
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-+#define RC_TEST { if (Buffer == BufferLim) \
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-+ { SizeT size; int result = InCallback->Read(InCallback, &Buffer, &size); if (result != LZMA_RESULT_OK) { printf("ERROR, %s, %d\n", __FILE__, __LINE__); return result; } \
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-+ BufferLim = Buffer + size; if (size == 0) { printf("ERROR, %s, %d\n", __FILE__, __LINE__); return LZMA_RESULT_DATA_ERROR; } }}
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-+
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-+#define RC_INIT Buffer = BufferLim = 0; RC_INIT2
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-+
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-+#else
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-+
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-+#define RC_TEST { if (Buffer == BufferLim) { printf("ERROR, %s, %d\n", __FILE__, __LINE__); return LZMA_RESULT_DATA_ERROR; } }
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-+
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-+#define RC_INIT(buffer, bufferSize) Buffer = buffer; BufferLim = buffer + bufferSize; RC_INIT2
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-+
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-+#endif
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-+
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-+#define RC_NORMALIZE if (Range < kTopValue) { RC_TEST; Range <<= 8; Code = (Code << 8) | RC_READ_BYTE; }
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-+
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-+#define IfBit0(p) RC_NORMALIZE; bound = (Range >> kNumBitModelTotalBits) * *(p); if (Code < bound)
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-+#define UpdateBit0(p) Range = bound; *(p) += (kBitModelTotal - *(p)) >> kNumMoveBits;
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-+#define UpdateBit1(p) Range -= bound; Code -= bound; *(p) -= (*(p)) >> kNumMoveBits;
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-+
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-+#define RC_GET_BIT2(p, mi, A0, A1) IfBit0(p) \
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-+ { UpdateBit0(p); mi <<= 1; A0; } else \
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-+ { UpdateBit1(p); mi = (mi + mi) + 1; A1; }
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-+
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-+#define RC_GET_BIT(p, mi) RC_GET_BIT2(p, mi, ; , ;)
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-+
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-+#define RangeDecoderBitTreeDecode(probs, numLevels, res) \
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-+ { int i = numLevels; res = 1; \
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-+ do { CProb *p = probs + res; RC_GET_BIT(p, res) } while(--i != 0); \
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-+ res -= (1 << numLevels); }
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-+
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-+
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-+#define kNumPosBitsMax 4
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-+#define kNumPosStatesMax (1 << kNumPosBitsMax)
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-+
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-+#define kLenNumLowBits 3
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-+#define kLenNumLowSymbols (1 << kLenNumLowBits)
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-+#define kLenNumMidBits 3
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-+#define kLenNumMidSymbols (1 << kLenNumMidBits)
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-+#define kLenNumHighBits 8
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-+#define kLenNumHighSymbols (1 << kLenNumHighBits)
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-+
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-+#define LenChoice 0
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-+#define LenChoice2 (LenChoice + 1)
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-+#define LenLow (LenChoice2 + 1)
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-+#define LenMid (LenLow + (kNumPosStatesMax << kLenNumLowBits))
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-+#define LenHigh (LenMid + (kNumPosStatesMax << kLenNumMidBits))
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-+#define kNumLenProbs (LenHigh + kLenNumHighSymbols)
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-+
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-+
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-+#define kNumStates 12
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-+#define kNumLitStates 7
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-+
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-+#define kStartPosModelIndex 4
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-+#define kEndPosModelIndex 14
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-+#define kNumFullDistances (1 << (kEndPosModelIndex >> 1))
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-+
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-+#define kNumPosSlotBits 6
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-+#define kNumLenToPosStates 4
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-+
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-+#define kNumAlignBits 4
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-+#define kAlignTableSize (1 << kNumAlignBits)
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-+
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-+#define kMatchMinLen 2
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-+
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-+#define IsMatch 0
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-+#define IsRep (IsMatch + (kNumStates << kNumPosBitsMax))
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-+#define IsRepG0 (IsRep + kNumStates)
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-+#define IsRepG1 (IsRepG0 + kNumStates)
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-+#define IsRepG2 (IsRepG1 + kNumStates)
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-+#define IsRep0Long (IsRepG2 + kNumStates)
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-+#define PosSlot (IsRep0Long + (kNumStates << kNumPosBitsMax))
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-+#define SpecPos (PosSlot + (kNumLenToPosStates << kNumPosSlotBits))
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-+#define Align (SpecPos + kNumFullDistances - kEndPosModelIndex)
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-+#define LenCoder (Align + kAlignTableSize)
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-+#define RepLenCoder (LenCoder + kNumLenProbs)
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-+#define Literal (RepLenCoder + kNumLenProbs)
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-+
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-+#if Literal != LZMA_BASE_SIZE
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-+StopCompilingDueBUG
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-+#endif
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-+
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-+int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size)
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-+{
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-+ unsigned char prop0;
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-+ if (size < LZMA_PROPERTIES_SIZE)
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-+ {
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-+ printf("ERROR: %s, %d\n", __FILE__, __LINE__);
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-+ return LZMA_RESULT_DATA_ERROR;
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-+ }
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-+ prop0 = propsData[0];
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-+ if (prop0 >= (9 * 5 * 5))
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-+ {
|
|
|
|
|
-+ printf("ERROR: %s, %d\n", __FILE__, __LINE__);
|
|
|
|
|
-+ return LZMA_RESULT_DATA_ERROR;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ {
|
|
|
|
|
-+ for (propsRes->pb = 0; prop0 >= (9 * 5); propsRes->pb++, prop0 -= (9 * 5));
|
|
|
|
|
-+ for (propsRes->lp = 0; prop0 >= 9; propsRes->lp++, prop0 -= 9);
|
|
|
|
|
-+ propsRes->lc = prop0;
|
|
|
|
|
-+ /*
|
|
|
|
|
-+ unsigned char remainder = (unsigned char)(prop0 / 9);
|
|
|
|
|
-+ propsRes->lc = prop0 % 9;
|
|
|
|
|
-+ propsRes->pb = remainder / 5;
|
|
|
|
|
-+ propsRes->lp = remainder % 5;
|
|
|
|
|
-+ */
|
|
|
|
|
-+ }
|
|
|
|
|
-+
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+ {
|
|
|
|
|
-+ int i;
|
|
|
|
|
-+ propsRes->DictionarySize = 0;
|
|
|
|
|
-+ for (i = 0; i < 4; i++)
|
|
|
|
|
-+ propsRes->DictionarySize += (UInt32)(propsData[1 + i]) << (i * 8);
|
|
|
|
|
-+ if (propsRes->DictionarySize == 0)
|
|
|
|
|
-+ propsRes->DictionarySize = 1;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ return LZMA_RESULT_OK;
|
|
|
|
|
-+}
|
|
|
|
|
-+
|
|
|
|
|
-+#define kLzmaStreamWasFinishedId (-1)
|
|
|
|
|
-+
|
|
|
|
|
-+int LzmaDecode(CLzmaDecoderState *vs,
|
|
|
|
|
-+ #ifdef _LZMA_IN_CB
|
|
|
|
|
-+ ILzmaInCallback *InCallback,
|
|
|
|
|
-+ #else
|
|
|
|
|
-+ const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed,
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed)
|
|
|
|
|
-+{
|
|
|
|
|
-+ CProb *p = vs->Probs;
|
|
|
|
|
-+ SizeT nowPos = 0;
|
|
|
|
|
-+ Byte previousByte = 0;
|
|
|
|
|
-+ UInt32 posStateMask = (1 << (vs->Properties.pb)) - 1;
|
|
|
|
|
-+ UInt32 literalPosMask = (1 << (vs->Properties.lp)) - 1;
|
|
|
|
|
-+ int lc = vs->Properties.lc;
|
|
|
|
|
-+
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+
|
|
|
|
|
-+ UInt32 Range = vs->Range;
|
|
|
|
|
-+ UInt32 Code = vs->Code;
|
|
|
|
|
-+ #ifdef _LZMA_IN_CB
|
|
|
|
|
-+ const Byte *Buffer = vs->Buffer;
|
|
|
|
|
-+ const Byte *BufferLim = vs->BufferLim;
|
|
|
|
|
-+ #else
|
|
|
|
|
-+ const Byte *Buffer = inStream;
|
|
|
|
|
-+ const Byte *BufferLim = inStream + inSize;
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ int state = vs->State;
|
|
|
|
|
-+ UInt32 rep0 = vs->Reps[0], rep1 = vs->Reps[1], rep2 = vs->Reps[2], rep3 = vs->Reps[3];
|
|
|
|
|
-+ int len = vs->RemainLen;
|
|
|
|
|
-+ UInt32 globalPos = vs->GlobalPos;
|
|
|
|
|
-+ UInt32 distanceLimit = vs->DistanceLimit;
|
|
|
|
|
-+
|
|
|
|
|
-+ Byte *dictionary = vs->Dictionary;
|
|
|
|
|
-+ UInt32 dictionarySize = vs->Properties.DictionarySize;
|
|
|
|
|
-+ UInt32 dictionaryPos = vs->DictionaryPos;
|
|
|
|
|
-+
|
|
|
|
|
-+ Byte tempDictionary[4];
|
|
|
|
|
-+
|
|
|
|
|
-+ #ifndef _LZMA_IN_CB
|
|
|
|
|
-+ *inSizeProcessed = 0;
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ *outSizeProcessed = 0;
|
|
|
|
|
-+ if (len == kLzmaStreamWasFinishedId)
|
|
|
|
|
-+ return LZMA_RESULT_OK;
|
|
|
|
|
-+
|
|
|
|
|
-+ if (dictionarySize == 0)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ dictionary = tempDictionary;
|
|
|
|
|
-+ dictionarySize = 1;
|
|
|
|
|
-+ tempDictionary[0] = vs->TempDictionary[0];
|
|
|
|
|
-+ }
|
|
|
|
|
-+
|
|
|
|
|
-+ if (len == kLzmaNeedInitId)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp));
|
|
|
|
|
-+ UInt32 i;
|
|
|
|
|
-+ for (i = 0; i < numProbs; i++)
|
|
|
|
|
-+ p[i] = kBitModelTotal >> 1;
|
|
|
|
|
-+ rep0 = rep1 = rep2 = rep3 = 1;
|
|
|
|
|
-+ state = 0;
|
|
|
|
|
-+ globalPos = 0;
|
|
|
|
|
-+ distanceLimit = 0;
|
|
|
|
|
-+ dictionaryPos = 0;
|
|
|
|
|
-+ dictionary[dictionarySize - 1] = 0;
|
|
|
|
|
-+ #ifdef _LZMA_IN_CB
|
|
|
|
|
-+ RC_INIT;
|
|
|
|
|
-+ #else
|
|
|
|
|
-+ RC_INIT(inStream, inSize);
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ }
|
|
|
|
|
-+ len = 0;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ while(len != 0 && nowPos < outSize)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UInt32 pos = dictionaryPos - rep0;
|
|
|
|
|
-+ if (pos >= dictionarySize)
|
|
|
|
|
-+ pos += dictionarySize;
|
|
|
|
|
-+ outStream[nowPos++] = dictionary[dictionaryPos] = dictionary[pos];
|
|
|
|
|
-+ if (++dictionaryPos == dictionarySize)
|
|
|
|
|
-+ dictionaryPos = 0;
|
|
|
|
|
-+ len--;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ if (dictionaryPos == 0)
|
|
|
|
|
-+ previousByte = dictionary[dictionarySize - 1];
|
|
|
|
|
-+ else
|
|
|
|
|
-+ previousByte = dictionary[dictionaryPos - 1];
|
|
|
|
|
-+
|
|
|
|
|
-+ #else /* if !_LZMA_OUT_READ */
|
|
|
|
|
-+
|
|
|
|
|
-+ int state = 0;
|
|
|
|
|
-+ UInt32 rep0 = 1, rep1 = 1, rep2 = 1, rep3 = 1;
|
|
|
|
|
-+ int len = 0;
|
|
|
|
|
-+ const Byte *Buffer;
|
|
|
|
|
-+ const Byte *BufferLim;
|
|
|
|
|
-+ UInt32 Range;
|
|
|
|
|
-+ UInt32 Code;
|
|
|
|
|
-+
|
|
|
|
|
-+ #ifndef _LZMA_IN_CB
|
|
|
|
|
-+ *inSizeProcessed = 0;
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ *outSizeProcessed = 0;
|
|
|
|
|
-+
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UInt32 i;
|
|
|
|
|
-+ UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp));
|
|
|
|
|
-+ for (i = 0; i < numProbs; i++)
|
|
|
|
|
-+ p[i] = kBitModelTotal >> 1;
|
|
|
|
|
-+ }
|
|
|
|
|
-+
|
|
|
|
|
-+ #ifdef _LZMA_IN_CB
|
|
|
|
|
-+ RC_INIT;
|
|
|
|
|
-+ #else
|
|
|
|
|
-+ RC_INIT(inStream, inSize);
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+
|
|
|
|
|
-+ #endif /* _LZMA_OUT_READ */
|
|
|
|
|
-+
|
|
|
|
|
-+ while(nowPos < outSize)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ CProb *prob;
|
|
|
|
|
-+ UInt32 bound;
|
|
|
|
|
-+ int posState = (int)(
|
|
|
|
|
-+ (nowPos
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+ + globalPos
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ )
|
|
|
|
|
-+ & posStateMask);
|
|
|
|
|
-+
|
|
|
|
|
-+ prob = p + IsMatch + (state << kNumPosBitsMax) + posState;
|
|
|
|
|
-+ IfBit0(prob)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ int symbol = 1;
|
|
|
|
|
-+ UpdateBit0(prob)
|
|
|
|
|
-+ prob = p + Literal + (LZMA_LIT_SIZE *
|
|
|
|
|
-+ (((
|
|
|
|
|
-+ (nowPos
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+ + globalPos
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ )
|
|
|
|
|
-+ & literalPosMask) << lc) + (previousByte >> (8 - lc))));
|
|
|
|
|
-+
|
|
|
|
|
-+ if (state >= kNumLitStates)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ int matchByte;
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+ UInt32 pos = dictionaryPos - rep0;
|
|
|
|
|
-+ if (pos >= dictionarySize)
|
|
|
|
|
-+ pos += dictionarySize;
|
|
|
|
|
-+ matchByte = dictionary[pos];
|
|
|
|
|
-+ #else
|
|
|
|
|
-+ matchByte = outStream[nowPos - rep0];
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ do
|
|
|
|
|
-+ {
|
|
|
|
|
-+ int bit;
|
|
|
|
|
-+ CProb *probLit;
|
|
|
|
|
-+ matchByte <<= 1;
|
|
|
|
|
-+ bit = (matchByte & 0x100);
|
|
|
|
|
-+ probLit = prob + 0x100 + bit + symbol;
|
|
|
|
|
-+ RC_GET_BIT2(probLit, symbol, if (bit != 0) break, if (bit == 0) break)
|
|
|
|
|
-+ }
|
|
|
|
|
-+ while (symbol < 0x100);
|
|
|
|
|
-+ }
|
|
|
|
|
-+ while (symbol < 0x100)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ CProb *probLit = prob + symbol;
|
|
|
|
|
-+ RC_GET_BIT(probLit, symbol)
|
|
|
|
|
-+ }
|
|
|
|
|
-+ previousByte = (Byte)symbol;
|
|
|
|
|
-+
|
|
|
|
|
-+ outStream[nowPos++] = previousByte;
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+ if (distanceLimit < dictionarySize)
|
|
|
|
|
-+ distanceLimit++;
|
|
|
|
|
-+
|
|
|
|
|
-+ dictionary[dictionaryPos] = previousByte;
|
|
|
|
|
-+ if (++dictionaryPos == dictionarySize)
|
|
|
|
|
-+ dictionaryPos = 0;
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ if (state < 4) state = 0;
|
|
|
|
|
-+ else if (state < 10) state -= 3;
|
|
|
|
|
-+ else state -= 6;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ else
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UpdateBit1(prob);
|
|
|
|
|
-+ prob = p + IsRep + state;
|
|
|
|
|
-+ IfBit0(prob)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UpdateBit0(prob);
|
|
|
|
|
-+ rep3 = rep2;
|
|
|
|
|
-+ rep2 = rep1;
|
|
|
|
|
-+ rep1 = rep0;
|
|
|
|
|
-+ state = state < kNumLitStates ? 0 : 3;
|
|
|
|
|
-+ prob = p + LenCoder;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ else
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UpdateBit1(prob);
|
|
|
|
|
-+ prob = p + IsRepG0 + state;
|
|
|
|
|
-+ IfBit0(prob)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UpdateBit0(prob);
|
|
|
|
|
-+ prob = p + IsRep0Long + (state << kNumPosBitsMax) + posState;
|
|
|
|
|
-+ IfBit0(prob)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+ UInt32 pos;
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ UpdateBit0(prob);
|
|
|
|
|
-+
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+ if (distanceLimit == 0)
|
|
|
|
|
-+ #else
|
|
|
|
|
-+ if (nowPos == 0)
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ {
|
|
|
|
|
-+ printf("ERROR: %s, %d\n", __FILE__, __LINE__);
|
|
|
|
|
-+ return LZMA_RESULT_DATA_ERROR;
|
|
|
|
|
-+ }
|
|
|
|
|
-+
|
|
|
|
|
-+ state = state < kNumLitStates ? 9 : 11;
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+ pos = dictionaryPos - rep0;
|
|
|
|
|
-+ if (pos >= dictionarySize)
|
|
|
|
|
-+ pos += dictionarySize;
|
|
|
|
|
-+ previousByte = dictionary[pos];
|
|
|
|
|
-+ dictionary[dictionaryPos] = previousByte;
|
|
|
|
|
-+ if (++dictionaryPos == dictionarySize)
|
|
|
|
|
-+ dictionaryPos = 0;
|
|
|
|
|
-+ #else
|
|
|
|
|
-+ previousByte = outStream[nowPos - rep0];
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ outStream[nowPos++] = previousByte;
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+ if (distanceLimit < dictionarySize)
|
|
|
|
|
-+ distanceLimit++;
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+
|
|
|
|
|
-+ continue;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ else
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UpdateBit1(prob);
|
|
|
|
|
-+ }
|
|
|
|
|
-+ }
|
|
|
|
|
-+ else
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UInt32 distance;
|
|
|
|
|
-+ UpdateBit1(prob);
|
|
|
|
|
-+ prob = p + IsRepG1 + state;
|
|
|
|
|
-+ IfBit0(prob)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UpdateBit0(prob);
|
|
|
|
|
-+ distance = rep1;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ else
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UpdateBit1(prob);
|
|
|
|
|
-+ prob = p + IsRepG2 + state;
|
|
|
|
|
-+ IfBit0(prob)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UpdateBit0(prob);
|
|
|
|
|
-+ distance = rep2;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ else
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UpdateBit1(prob);
|
|
|
|
|
-+ distance = rep3;
|
|
|
|
|
-+ rep3 = rep2;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ rep2 = rep1;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ rep1 = rep0;
|
|
|
|
|
-+ rep0 = distance;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ state = state < kNumLitStates ? 8 : 11;
|
|
|
|
|
-+ prob = p + RepLenCoder;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ {
|
|
|
|
|
-+ int numBits, offset;
|
|
|
|
|
-+ CProb *probLen = prob + LenChoice;
|
|
|
|
|
-+ IfBit0(probLen)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UpdateBit0(probLen);
|
|
|
|
|
-+ probLen = prob + LenLow + (posState << kLenNumLowBits);
|
|
|
|
|
-+ offset = 0;
|
|
|
|
|
-+ numBits = kLenNumLowBits;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ else
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UpdateBit1(probLen);
|
|
|
|
|
-+ probLen = prob + LenChoice2;
|
|
|
|
|
-+ IfBit0(probLen)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UpdateBit0(probLen);
|
|
|
|
|
-+ probLen = prob + LenMid + (posState << kLenNumMidBits);
|
|
|
|
|
-+ offset = kLenNumLowSymbols;
|
|
|
|
|
-+ numBits = kLenNumMidBits;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ else
|
|
|
|
|
-+ {
|
|
|
|
|
-+ UpdateBit1(probLen);
|
|
|
|
|
-+ probLen = prob + LenHigh;
|
|
|
|
|
-+ offset = kLenNumLowSymbols + kLenNumMidSymbols;
|
|
|
|
|
-+ numBits = kLenNumHighBits;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ }
|
|
|
|
|
-+ RangeDecoderBitTreeDecode(probLen, numBits, len);
|
|
|
|
|
-+ len += offset;
|
|
|
|
|
-+ }
|
|
|
|
|
-+
|
|
|
|
|
-+ if (state < 4)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ int posSlot;
|
|
|
|
|
-+ state += kNumLitStates;
|
|
|
|
|
-+ prob = p + PosSlot +
|
|
|
|
|
-+ ((len < kNumLenToPosStates ? len : kNumLenToPosStates - 1) <<
|
|
|
|
|
-+ kNumPosSlotBits);
|
|
|
|
|
-+ RangeDecoderBitTreeDecode(prob, kNumPosSlotBits, posSlot);
|
|
|
|
|
-+ if (posSlot >= kStartPosModelIndex)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ int numDirectBits = ((posSlot >> 1) - 1);
|
|
|
|
|
-+ rep0 = (2 | ((UInt32)posSlot & 1));
|
|
|
|
|
-+ if (posSlot < kEndPosModelIndex)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ rep0 <<= numDirectBits;
|
|
|
|
|
-+ prob = p + SpecPos + rep0 - posSlot - 1;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ else
|
|
|
|
|
-+ {
|
|
|
|
|
-+ numDirectBits -= kNumAlignBits;
|
|
|
|
|
-+ do
|
|
|
|
|
-+ {
|
|
|
|
|
-+ RC_NORMALIZE
|
|
|
|
|
-+ Range >>= 1;
|
|
|
|
|
-+ rep0 <<= 1;
|
|
|
|
|
-+ if (Code >= Range)
|
|
|
|
|
-+ {
|
|
|
|
|
-+ Code -= Range;
|
|
|
|
|
-+ rep0 |= 1;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ }
|
|
|
|
|
-+ while (--numDirectBits != 0);
|
|
|
|
|
-+ prob = p + Align;
|
|
|
|
|
-+ rep0 <<= kNumAlignBits;
|
|
|
|
|
-+ numDirectBits = kNumAlignBits;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ {
|
|
|
|
|
-+ int i = 1;
|
|
|
|
|
-+ int mi = 1;
|
|
|
|
|
-+ do
|
|
|
|
|
-+ {
|
|
|
|
|
-+ CProb *prob3 = prob + mi;
|
|
|
|
|
-+ RC_GET_BIT2(prob3, mi, ; , rep0 |= i);
|
|
|
|
|
-+ i <<= 1;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ while(--numDirectBits != 0);
|
|
|
|
|
-+ }
|
|
|
|
|
-+ }
|
|
|
|
|
-+ else
|
|
|
|
|
-+ rep0 = posSlot;
|
|
|
|
|
-+ if (++rep0 == (UInt32)(0))
|
|
|
|
|
-+ {
|
|
|
|
|
-+ /* it's for stream version */
|
|
|
|
|
-+ len = kLzmaStreamWasFinishedId;
|
|
|
|
|
-+ break;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ }
|
|
|
|
|
-+
|
|
|
|
|
-+ len += kMatchMinLen;
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+ if (rep0 > distanceLimit)
|
|
|
|
|
-+ #else
|
|
|
|
|
-+ if (rep0 > nowPos)
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ {
|
|
|
|
|
-+ printf("ERROR: %s, %d\n", __FILE__, __LINE__);
|
|
|
|
|
-+ return LZMA_RESULT_DATA_ERROR;
|
|
|
|
|
-+ }
|
|
|
|
|
-+
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+ if (dictionarySize - distanceLimit > (UInt32)len)
|
|
|
|
|
-+ distanceLimit += len;
|
|
|
|
|
-+ else
|
|
|
|
|
-+ distanceLimit = dictionarySize;
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+
|
|
|
|
|
-+ do
|
|
|
|
|
-+ {
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+ UInt32 pos = dictionaryPos - rep0;
|
|
|
|
|
-+ if (pos >= dictionarySize)
|
|
|
|
|
-+ pos += dictionarySize;
|
|
|
|
|
-+ previousByte = dictionary[pos];
|
|
|
|
|
-+ dictionary[dictionaryPos] = previousByte;
|
|
|
|
|
-+ if (++dictionaryPos == dictionarySize)
|
|
|
|
|
-+ dictionaryPos = 0;
|
|
|
|
|
-+ #else
|
|
|
|
|
-+ previousByte = outStream[nowPos - rep0];
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ len--;
|
|
|
|
|
-+ outStream[nowPos++] = previousByte;
|
|
|
|
|
-+ }
|
|
|
|
|
-+ while(len != 0 && nowPos < outSize);
|
|
|
|
|
-+ }
|
|
|
|
|
-+ }
|
|
|
|
|
-+ RC_NORMALIZE;
|
|
|
|
|
-+
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+ vs->Range = Range;
|
|
|
|
|
-+ vs->Code = Code;
|
|
|
|
|
-+ vs->DictionaryPos = dictionaryPos;
|
|
|
|
|
-+ vs->GlobalPos = globalPos + (UInt32)nowPos;
|
|
|
|
|
-+ vs->DistanceLimit = distanceLimit;
|
|
|
|
|
-+ vs->Reps[0] = rep0;
|
|
|
|
|
-+ vs->Reps[1] = rep1;
|
|
|
|
|
-+ vs->Reps[2] = rep2;
|
|
|
|
|
-+ vs->Reps[3] = rep3;
|
|
|
|
|
-+ vs->State = state;
|
|
|
|
|
-+ vs->RemainLen = len;
|
|
|
|
|
-+ vs->TempDictionary[0] = tempDictionary[0];
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+
|
|
|
|
|
-+ #ifdef _LZMA_IN_CB
|
|
|
|
|
-+ vs->Buffer = Buffer;
|
|
|
|
|
-+ vs->BufferLim = BufferLim;
|
|
|
|
|
-+ #else
|
|
|
|
|
-+ *inSizeProcessed = (SizeT)(Buffer - inStream);
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ *outSizeProcessed = nowPos;
|
|
|
|
|
-+ return LZMA_RESULT_OK;
|
|
|
|
|
-+}
|
|
|
|
|
-+
|
|
|
|
|
-+#endif /* CONFIG_LZMA */
|
|
|
|
|
-diff --git a/lib_generic/LzmaDecode.h b/lib_generic/LzmaDecode.h
|
|
|
|
|
-new file mode 100644
|
|
|
|
|
-index 0000000..2870eeb
|
|
|
|
|
---- /dev/null
|
|
|
|
|
-+++ b/lib_generic/LzmaDecode.h
|
|
|
|
|
-@@ -0,0 +1,113 @@
|
|
|
|
|
-+/*
|
|
|
|
|
-+ LzmaDecode.h
|
|
|
|
|
-+ LZMA Decoder interface
|
|
|
|
|
-+
|
|
|
|
|
-+ LZMA SDK 4.40 Copyright (c) 1999-2006 Igor Pavlov (2006-05-01)
|
|
|
|
|
-+ http://www.7-zip.org/
|
|
|
|
|
-+
|
|
|
|
|
-+ LZMA SDK is licensed under two licenses:
|
|
|
|
|
-+ 1) GNU Lesser General Public License (GNU LGPL)
|
|
|
|
|
-+ 2) Common Public License (CPL)
|
|
|
|
|
-+ It means that you can select one of these two licenses and
|
|
|
|
|
-+ follow rules of that license.
|
|
|
|
|
-+
|
|
|
|
|
-+ SPECIAL EXCEPTION:
|
|
|
|
|
-+ Igor Pavlov, as the author of this code, expressly permits you to
|
|
|
|
|
-+ statically or dynamically link your code (or bind by name) to the
|
|
|
|
|
-+ interfaces of this file without subjecting your linked code to the
|
|
|
|
|
-+ terms of the CPL or GNU LGPL. Any modifications or additions
|
|
|
|
|
-+ to this file, however, are subject to the LGPL or CPL terms.
|
|
|
|
|
-+*/
|
|
|
|
|
-+
|
|
|
|
|
-+#ifndef __LZMADECODE_H
|
|
|
|
|
-+#define __LZMADECODE_H
|
|
|
|
|
-+
|
|
|
|
|
-+#include "LzmaTypes.h"
|
|
|
|
|
-+
|
|
|
|
|
-+/* #define _LZMA_IN_CB */
|
|
|
|
|
-+/* Use callback for input data */
|
|
|
|
|
-+
|
|
|
|
|
-+/* #define _LZMA_OUT_READ */
|
|
|
|
|
-+/* Use read function for output data */
|
|
|
|
|
-+
|
|
|
|
|
-+/* #define _LZMA_PROB32 */
|
|
|
|
|
-+/* It can increase speed on some 32-bit CPUs,
|
|
|
|
|
-+ but memory usage will be doubled in that case */
|
|
|
|
|
-+
|
|
|
|
|
-+/* #define _LZMA_LOC_OPT */
|
|
|
|
|
-+/* Enable local speed optimizations inside code */
|
|
|
|
|
-+
|
|
|
|
|
-+#ifdef _LZMA_PROB32
|
|
|
|
|
-+#define CProb UInt32
|
|
|
|
|
-+#else
|
|
|
|
|
-+#define CProb UInt16
|
|
|
|
|
-+#endif
|
|
|
|
|
-+
|
|
|
|
|
-+#define LZMA_RESULT_OK 0
|
|
|
|
|
-+#define LZMA_RESULT_DATA_ERROR 1
|
|
|
|
|
-+
|
|
|
|
|
-+#ifdef _LZMA_IN_CB
|
|
|
|
|
-+typedef struct _ILzmaInCallback
|
|
|
|
|
-+{
|
|
|
|
|
-+ int (*Read)(void *object, const unsigned char **buffer, SizeT *bufferSize);
|
|
|
|
|
-+} ILzmaInCallback;
|
|
|
|
|
-+#endif
|
|
|
|
|
-+
|
|
|
|
|
-+#define LZMA_BASE_SIZE 1846
|
|
|
|
|
-+#define LZMA_LIT_SIZE 768
|
|
|
|
|
-+
|
|
|
|
|
-+#define LZMA_PROPERTIES_SIZE 5
|
|
|
|
|
-+
|
|
|
|
|
-+typedef struct _CLzmaProperties
|
|
|
|
|
-+{
|
|
|
|
|
-+ int lc;
|
|
|
|
|
-+ int lp;
|
|
|
|
|
-+ int pb;
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+ UInt32 DictionarySize;
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+}CLzmaProperties;
|
|
|
|
|
-+
|
|
|
|
|
-+int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size);
|
|
|
|
|
-+
|
|
|
|
|
-+#define LzmaGetNumProbs(Properties) (LZMA_BASE_SIZE + (LZMA_LIT_SIZE << ((Properties)->lc + (Properties)->lp)))
|
|
|
|
|
-+
|
|
|
|
|
-+#define kLzmaNeedInitId (-2)
|
|
|
|
|
-+
|
|
|
|
|
-+typedef struct _CLzmaDecoderState
|
|
|
|
|
-+{
|
|
|
|
|
-+ CLzmaProperties Properties;
|
|
|
|
|
-+ CProb *Probs;
|
|
|
|
|
-+
|
|
|
|
|
-+ #ifdef _LZMA_IN_CB
|
|
|
|
|
-+ const unsigned char *Buffer;
|
|
|
|
|
-+ const unsigned char *BufferLim;
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+
|
|
|
|
|
-+ #ifdef _LZMA_OUT_READ
|
|
|
|
|
-+ unsigned char *Dictionary;
|
|
|
|
|
-+ UInt32 Range;
|
|
|
|
|
-+ UInt32 Code;
|
|
|
|
|
-+ UInt32 DictionaryPos;
|
|
|
|
|
-+ UInt32 GlobalPos;
|
|
|
|
|
-+ UInt32 DistanceLimit;
|
|
|
|
|
-+ UInt32 Reps[4];
|
|
|
|
|
-+ int State;
|
|
|
|
|
-+ int RemainLen;
|
|
|
|
|
-+ unsigned char TempDictionary[4];
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+} CLzmaDecoderState;
|
|
|
|
|
-+
|
|
|
|
|
-+#ifdef _LZMA_OUT_READ
|
|
|
|
|
-+#define LzmaDecoderInit(vs) { (vs)->RemainLen = kLzmaNeedInitId; }
|
|
|
|
|
-+#endif
|
|
|
|
|
-+
|
|
|
|
|
-+int LzmaDecode(CLzmaDecoderState *vs,
|
|
|
|
|
-+ #ifdef _LZMA_IN_CB
|
|
|
|
|
-+ ILzmaInCallback *inCallback,
|
|
|
|
|
-+ #else
|
|
|
|
|
-+ const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed,
|
|
|
|
|
-+ #endif
|
|
|
|
|
-+ unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed);
|
|
|
|
|
-+
|
|
|
|
|
-+#endif
|
|
|
|
|
-diff --git a/lib_generic/LzmaTypes.h b/lib_generic/LzmaTypes.h
|
|
|
|
|
-new file mode 100644
|
|
|
|
|
-index 0000000..288c5e4
|
|
|
|
|
---- /dev/null
|
|
|
|
|
-+++ b/lib_generic/LzmaTypes.h
|
|
|
|
|
-@@ -0,0 +1,45 @@
|
|
|
|
|
-+/*
|
|
|
|
|
-+LzmaTypes.h
|
|
|
|
|
-+
|
|
|
|
|
-+Types for LZMA Decoder
|
|
|
|
|
-+
|
|
|
|
|
-+This file written and distributed to public domain by Igor Pavlov.
|
|
|
|
|
-+This file is part of LZMA SDK 4.40 (2006-05-01)
|
|
|
|
|
-+*/
|
|
|
|
|
-+
|
|
|
|
|
-+#ifndef __LZMATYPES_H
|
|
|
|
|
-+#define __LZMATYPES_H
|
|
|
|
|
-+
|
|
|
|
|
-+#ifndef _7ZIP_BYTE_DEFINED
|
|
|
|
|
-+#define _7ZIP_BYTE_DEFINED
|
|
|
|
|
-+typedef unsigned char Byte;
|
|
|
|
|
-+#endif
|
|
|
|
|
-+
|
|
|
|
|
-+#ifndef _7ZIP_UINT16_DEFINED
|
|
|
|
|
-+#define _7ZIP_UINT16_DEFINED
|
|
|
|
|
-+typedef unsigned short UInt16;
|
|
|
|
|
-+#endif
|
|
|
|
|
-+
|
|
|
|
|
-+#ifndef _7ZIP_UINT32_DEFINED
|
|
|
|
|
-+#define _7ZIP_UINT32_DEFINED
|
|
|
|
|
-+#ifdef _LZMA_UINT32_IS_ULONG
|
|
|
|
|
-+typedef unsigned long UInt32;
|
|
|
|
|
-+#else
|
|
|
|
|
-+typedef unsigned int UInt32;
|
|
|
|
|
-+#endif
|
|
|
|
|
-+#endif
|
|
|
|
|
-+
|
|
|
|
|
-+/* #define _LZMA_SYSTEM_SIZE_T */
|
|
|
|
|
-+/* Use system's size_t. You can use it to enable 64-bit sizes supporting */
|
|
|
|
|
-+
|
|
|
|
|
-+#ifndef _7ZIP_SIZET_DEFINED
|
|
|
|
|
-+#define _7ZIP_SIZET_DEFINED
|
|
|
|
|
-+#ifdef _LZMA_SYSTEM_SIZE_T
|
|
|
|
|
-+#include <stddef.h>
|
|
|
|
|
-+typedef size_t SizeT;
|
|
|
|
|
-+#else
|
|
|
|
|
-+typedef UInt32 SizeT;
|
|
|
|
|
-+#endif
|
|
|
|
|
-+#endif
|
|
|
|
|
-+
|
|
|
|
|
-+#endif
|
|
|
|
|
-diff --git a/lib_generic/LzmaWrapper.c b/lib_generic/LzmaWrapper.c
|
|
|
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-new file mode 100644
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-index 0000000..6c3d702
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---- /dev/null
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-+++ b/lib_generic/LzmaWrapper.c
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-@@ -0,0 +1,197 @@
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-+/******************************************************************************
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-+**
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-+** FILE NAME : LzmaWrapper.c
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-+** PROJECT : bootloader
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-+** MODULES : U-boot
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-+**
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-+** DATE : 2 Nov 2006
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-+** AUTHOR : Lin Mars
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-+** DESCRIPTION : LZMA decoder support for U-boot 1.1.5
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-+** COPYRIGHT : Copyright (c) 2006
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-+** Infineon Technologies AG
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-+** Am Campeon 1-12, 85579 Neubiberg, Germany
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-+**
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-+** This program is free software; you can redistribute it and/or modify
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-+** it under the terms of the GNU General Public License as published by
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-+** the Free Software Foundation; either version 2 of the License, or
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-+** (at your option) any later version.
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-+**
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-+** HISTORY
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-+** $Date $Author $Comment
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-+** 2 Nov 2006 Lin Mars init version which derived from LzmaTest.c from
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-+** LZMA v4.43 SDK
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-+*******************************************************************************/
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-+#define LZMA_NO_STDIO
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-+#ifndef LZMA_NO_STDIO
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-+#include <stdio.h>
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-+#include <stdlib.h>
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-+#include <string.h>
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-+#endif
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-+
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-+#include <config.h>
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-+#include <common.h>
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-+#include <linux/types.h>
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-+#include <linux/string.h>
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-+#include <linux/ctype.h>
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-+#include <malloc.h>
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-+
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-+#ifdef CONFIG_LZMA
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-+
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-+#include "LzmaDecode.h"
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-+#include "LzmaWrapper.h"
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-+
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-+static const char *kCantReadMessage = "Can not read from source buffer";
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-+static const char *kCantAllocateMessage = "Not enough buffer for decompression";
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-+
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-+static size_t rpos=0, dpos=0;
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-+
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-+static int MyReadFileAndCheck(unsigned char *src, void *dest, size_t size)
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-+{
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-+ if (size == 0)
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-+ return 0;
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-+ memcpy(dest, src + rpos, size);
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-+ rpos += size;
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-+ return 1;
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-+}
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-+
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-+int lzma_inflate(unsigned char *source, int s_len, unsigned char *dest, int *d_len)
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-+{
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-+ /* We use two 32-bit integers to construct 64-bit integer for file size.
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-+ You can remove outSizeHigh, if you don't need >= 4GB supporting,
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-+ or you can use UInt64 outSize, if your compiler supports 64-bit integers*/
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-+ UInt32 outSize = 0;
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-+ UInt32 outSizeHigh = 0;
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-+ SizeT outSizeFull;
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-+ unsigned char *outStream;
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-+
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-+ int waitEOS = 1;
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-+ /* waitEOS = 1, if there is no uncompressed size in headers,
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-+ so decoder will wait EOS (End of Stream Marker) in compressed stream */
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-+
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-+ SizeT compressedSize;
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-+ unsigned char *inStream;
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-+
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-+ CLzmaDecoderState state; /* it's about 24-80 bytes structure, if int is 32-bit */
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-+ unsigned char properties[LZMA_PROPERTIES_SIZE];
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-+
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-+ int res;
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-+
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-+ if (sizeof(UInt32) < 4)
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-+ {
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-+ printf("LZMA decoder needs correct UInt32\n");
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-+ return LZMA_RESULT_DATA_ERROR;
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-+ }
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-+
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-+ {
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-+ long length=s_len;
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-+ if ((long)(SizeT)length != length)
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-+ {
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-+ printf("Too big compressed stream\n");
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-+ return LZMA_RESULT_DATA_ERROR;
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-+ }
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-+ compressedSize = (SizeT)(length - (LZMA_PROPERTIES_SIZE + 8));
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-+ }
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-+
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-+ /* Read LZMA properties for compressed stream */
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-+
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-+ if (!MyReadFileAndCheck(source, properties, sizeof(properties)))
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-+ {
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-+ printf("%s\n", kCantReadMessage);
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-+ return LZMA_RESULT_DATA_ERROR;
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-+ }
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-+
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-+ /* Read uncompressed size */
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-+ {
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-+ int i;
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-+ for (i = 0; i < 8; i++)
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-+ {
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-+ unsigned char b;
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-+ if (!MyReadFileAndCheck(source, &b, 1))
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-+ {
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-+ printf("%s\n", kCantReadMessage);
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-+ return LZMA_RESULT_DATA_ERROR;
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-+ }
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-+ if (b != 0xFF)
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-+ waitEOS = 0;
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-+ if (i < 4)
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-+ outSize += (UInt32)(b) << (i * 8);
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-+ else
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-+ outSizeHigh += (UInt32)(b) << ((i - 4) * 8);
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-+ }
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-+
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-+ if (waitEOS)
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-+ {
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-+ printf("Stream with EOS marker is not supported");
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-+ return LZMA_RESULT_DATA_ERROR;
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-+ }
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-+ outSizeFull = (SizeT)outSize;
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-+ if (sizeof(SizeT) >= 8)
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-+ outSizeFull |= (((SizeT)outSizeHigh << 16) << 16);
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-+ else if (outSizeHigh != 0 || (UInt32)(SizeT)outSize != outSize)
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-+ {
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-+ printf("Too big uncompressed stream");
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-+ return LZMA_RESULT_DATA_ERROR;
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-+ }
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-+ }
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-+
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-+ /* Decode LZMA properties and allocate memory */
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-+ if (LzmaDecodeProperties(&state.Properties, properties, LZMA_PROPERTIES_SIZE) != LZMA_RESULT_OK)
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-+ {
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-+ printf("Incorrect stream properties");
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-+ return LZMA_RESULT_DATA_ERROR;
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-+ }
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-+ state.Probs = (CProb *)malloc(LzmaGetNumProbs(&state.Properties) * sizeof(CProb));
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-+
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-+ if (outSizeFull == 0)
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-+ outStream = 0;
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-+ else
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-+ {
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-+ if (outSizeFull > d_len)
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-+ outStream = 0;
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-+ else
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-+ outStream = dest;
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-+ }
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-+
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-+ if (compressedSize == 0)
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-+ inStream = 0;
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-+ else
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-+ {
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-+ if ((compressedSize+rpos) > s_len )
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-+ inStream = 0;
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-+ else
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-+ inStream = source + rpos;
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-+ }
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-+
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-+ if (state.Probs == 0
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-+ || (outStream == 0 && outSizeFull != 0)
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-+ || (inStream == 0 && compressedSize != 0)
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-+ )
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-+ {
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-+ free(state.Probs);
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-+ printf("%s\n", kCantAllocateMessage);
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-+ return LZMA_RESULT_DATA_ERROR;
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-+ }
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-+
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-+ /* Decompress */
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-+ {
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-+ SizeT inProcessed;
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-+ SizeT outProcessed;
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-+ res = LzmaDecode(&state,
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-+ inStream, compressedSize, &inProcessed,
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-+ outStream, outSizeFull, &outProcessed);
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-+ if (res != 0)
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-+ {
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-+ printf("\nDecoding error = %d\n", res);
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-+ res = 1;
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-+ }
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-+ else
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-+ {
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-+ *d_len = outProcessed;
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-+ }
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-+ }
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-+
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-+ free(state.Probs);
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-+ return res;
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-+}
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-+
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-+#endif /* CONFIG_LZMA */
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-diff --git a/lib_generic/Makefile b/lib_generic/Makefile
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-index abee19a..449e994 100644
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---- a/lib_generic/Makefile
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-+++ b/lib_generic/Makefile
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-@@ -41,6 +41,8 @@ COBJS-y += sha1.o
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- COBJS-y += string.o
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- COBJS-y += vsprintf.o
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- COBJS-y += zlib.o
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-+COBJS-y += LzmaDecode.o
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-+COBJS-y += LzmaWrapper.o
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-
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- COBJS := $(COBJS-y)
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- SRCS := $(COBJS:.o=.c)
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---
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-1.5.3.2
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-
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