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-rw-r--r--lib/lzma/lzma.txt34
1 files changed, 19 insertions, 15 deletions
diff --git a/lib/lzma/lzma.txt b/lib/lzma/lzma.txt
index aa20f9d..144cd9a 100644
--- a/lib/lzma/lzma.txt
+++ b/lib/lzma/lzma.txt
@@ -1,4 +1,4 @@
-LZMA SDK 4.65
+LZMA SDK 9.20
-------------
LZMA SDK provides the documentation, samples, header files, libraries,
@@ -20,6 +20,10 @@ LICENSE
LZMA SDK is written and placed in the public domain by Igor Pavlov.
+Some code in LZMA SDK is based on public domain code from another developers:
+ 1) PPMd var.H (2001): Dmitry Shkarin
+ 2) SHA-256: Wei Dai (Crypto++ library)
+
LZMA SDK Contents
-----------------
@@ -33,7 +37,7 @@ LZMA SDK includes:
UNIX/Linux version
------------------
To compile C++ version of file->file LZMA encoding, go to directory
-C++/7zip/Compress/LZMA_Alone
+CPP/7zip/Bundles/LzmaCon
and call make to recompile it:
make -f makefile.gcc clean all
@@ -49,6 +53,7 @@ lzma.txt - LZMA SDK description (this file)
7zC.txt - 7z ANSI-C Decoder description
methods.txt - Compression method IDs for .7z
lzma.exe - Compiled file->file LZMA encoder/decoder for Windows
+7zr.exe - 7-Zip with 7z/lzma/xz support.
history.txt - history of the LZMA SDK
@@ -66,7 +71,7 @@ C/ - C files
LzmaEnc.* - LZMA encoding
LzmaLib.* - LZMA Library for DLL calling
Types.h - Basic types for another .c files
- Threads.* - The code for multithreading.
+ Threads.* - The code for multithreading.
LzmaLib - LZMA Library (.DLL for Windows)
@@ -86,12 +91,6 @@ CPP/ -- CPP files
Compress - files related to compression/decompression
- Copy - Copy coder
- RangeCoder - Range Coder (special code of compression/decompression)
- LZMA - LZMA compression/decompression on C++
- LZMA_Alone - file->file LZMA compression/decompression
- Branch - Filters for x86, IA-64, ARM, ARM-Thumb, PowerPC and SPARC code
-
Archive - files related to archiving
Common - common files for archive handling
@@ -100,6 +99,7 @@ CPP/ -- CPP files
Bundles - Modules that are bundles of other modules
Alone7z - 7zr.exe: Standalone version of 7z.exe that supports only 7z/LZMA/BCJ/BCJ2
+ LzmaCon - lzma.exe: LZMA compression/decompression
Format7zR - 7zr.dll: Reduced version of 7za.dll: extracting/compressing to 7z/LZMA/BCJ/BCJ2
Format7zExtractR - 7zxr.dll: Reduced version of 7zxa.dll: extracting from 7z/LZMA/BCJ/BCJ2.
@@ -369,8 +369,8 @@ Interface:
propData - LZMA properties (5 bytes)
propSize - size of propData buffer (5 bytes)
finishMode - It has meaning only if the decoding reaches output limit (*destLen).
- LZMA_FINISH_ANY - Decode just destLen bytes.
- LZMA_FINISH_END - Stream must be finished after (*destLen).
+ LZMA_FINISH_ANY - Decode just destLen bytes.
+ LZMA_FINISH_END - Stream must be finished after (*destLen).
You can use LZMA_FINISH_END, when you know that
current output buffer covers last bytes of stream.
alloc - Memory allocator.
@@ -431,7 +431,7 @@ Memory Requirements:
{
...
int res = LzmaDec_DecodeToBuf(CLzmaDec *p, Byte *dest, SizeT *destLen,
- const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode);
+ const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode);
...
}
@@ -527,7 +527,8 @@ static ISzAlloc g_Alloc = { SzAlloc, SzFree };
LzmaEnc_Destroy(enc, &g_Alloc, &g_Alloc);
-If callback function return some error code, LzmaEnc_Encode also returns that code.
+If callback function return some error code, LzmaEnc_Encode also returns that code
+or it can return the code like SZ_ERROR_READ, SZ_ERROR_WRITE or SZ_ERROR_PROGRESS.
Single-call RAM->RAM Compression
@@ -549,8 +550,8 @@ Return code:
-LZMA Defines
-------------
+Defines
+-------
_LZMA_SIZE_OPT - Enable some optimizations in LZMA Decoder to get smaller executable code.
@@ -562,6 +563,9 @@ _LZMA_UINT32_IS_ULONG - Define it if int is 16-bit on your compiler and long is
_LZMA_NO_SYSTEM_SIZE_T - Define it if you don't want to use size_t type.
+_7ZIP_PPMD_SUPPPORT - Define it if you don't want to support PPMD method in AMSI-C .7z decoder.
+
+
C++ LZMA Encoder/Decoder
~~~~~~~~~~~~~~~~~~~~~~~~
C++ LZMA code use COM-like interfaces. So if you want to use it,