X-Git-Url: https://wimlib.net/git/?a=blobdiff_plain;f=include%2Fwimlib%2Flzms.h;h=15128cb8ff4541b693f7683f4062bd1976600bb7;hb=2e6b4c5e5343353b1edaa695fff0ee4143e65af6;hp=5584b9a4ceb5a27fae756133678743c0a3ae40cc;hpb=60523d25f34692d6f3a7c8bbda88eead17f23b12;p=wimlib

diff --git a/include/wimlib/lzms.h b/include/wimlib/lzms.h
index 5584b9a4..15128cb8 100644
--- a/include/wimlib/lzms.h
+++ b/include/wimlib/lzms.h
@@ -1,8 +1,48 @@
 #ifndef _WIMLIB_LZMS_H
 #define _WIMLIB_LZMS_H
 
-int
-lzms_decompress(const void *cdata, unsigned clen, void *udata, unsigned unlen,
-		unsigned window_size);
+/* Constants for the LZMS data compression format.  See the comments in
+ * lzms-decompress.c for more information about this format.  */
 
+//#define ENABLE_LZMS_DEBUG
+#ifdef ENABLE_LZMS_DEBUG
+#	define LZMS_DEBUG DEBUG
+#       define LZMS_ASSERT wimlib_assert
+#else
+#	define LZMS_DEBUG(format, ...)
+#	define LZMS_ASSERT(...)
 #endif
+
+#define LZMS_NUM_RECENT_OFFSETS			3
+
+#define LZMS_PROBABILITY_BITS			6
+#define LZMS_PROBABILITY_MAX			(1U << LZMS_PROBABILITY_BITS)
+#define LZMS_INITIAL_PROBABILITY		48
+#define LZMS_INITIAL_RECENT_BITS		0x0000000055555555ULL
+
+#define LZMS_NUM_MAIN_STATES			16
+#define LZMS_NUM_MATCH_STATES			32
+#define LZMS_NUM_LZ_MATCH_STATES		64
+#define LZMS_NUM_LZ_REPEAT_MATCH_STATES		64
+#define LZMS_NUM_DELTA_MATCH_STATES		64
+#define LZMS_NUM_DELTA_REPEAT_MATCH_STATES	64
+#define LZMS_MAX_NUM_STATES			64
+
+#define LZMS_NUM_LITERAL_SYMS			256
+#define LZMS_NUM_LEN_SYMS			54
+#define LZMS_NUM_DELTA_POWER_SYMS		8
+#define	LZMS_MAX_NUM_OFFSET_SYMS		799
+#define LZMS_MAX_NUM_SYMS			799
+
+#define LZMS_MAX_CODEWORD_LEN			15
+
+#define LZMS_LITERAL_CODE_REBUILD_FREQ		1024
+#define LZMS_LZ_OFFSET_CODE_REBUILD_FREQ	1024
+#define LZMS_LENGTH_CODE_REBUILD_FREQ		512
+#define LZMS_DELTA_OFFSET_CODE_REBUILD_FREQ	1024
+#define LZMS_DELTA_POWER_CODE_REBUILD_FREQ	512
+
+#define LZMS_X86_MAX_GOOD_TARGET_OFFSET		65535
+#define LZMS_X86_MAX_TRANSLATION_OFFSET		1023
+
+#endif /* _WIMLIB_LZMS_H  */