diff options
Diffstat (limited to 'deflate.h')
| -rw-r--r-- | deflate.h | 12 |
1 files changed, 8 insertions, 4 deletions
@@ -1,5 +1,5 @@ /* deflate.h -- internal compression state - * Copyright (C) 1995-2010 Jean-loup Gailly + * Copyright (C) 1995-2012 Jean-loup Gailly * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -48,6 +48,9 @@ #define MAX_BITS 15 /* All codes must not exceed MAX_BITS bits */ +#define Buf_size 16 +/* size of bit buffer in bi_buf */ + #define INIT_STATE 42 #define EXTRA_STATE 69 #define NAME_STATE 73 @@ -101,7 +104,7 @@ typedef struct internal_state { int wrap; /* bit 0 true for zlib, bit 1 true for gzip */ gz_headerp gzhead; /* gzip header information to write */ uInt gzindex; /* where in extra, name, or comment */ - Byte method; /* STORED (for zip only) or DEFLATED */ + Byte method; /* can only be DEFLATED */ int last_flush; /* value of flush param for previous deflate call */ /* used by deflate.c: */ @@ -188,7 +191,7 @@ typedef struct internal_state { int nice_match; /* Stop searching when current match exceeds this */ /* used by trees.c: */ - /* Didn't use ct_data typedef below to supress compiler warning */ + /* Didn't use ct_data typedef below to suppress compiler warning */ struct ct_data_s dyn_ltree[HEAP_SIZE]; /* literal and length tree */ struct ct_data_s dyn_dtree[2*D_CODES+1]; /* distance tree */ struct ct_data_s bl_tree[2*BL_CODES+1]; /* Huffman tree for bit lengths */ @@ -244,7 +247,7 @@ typedef struct internal_state { ulg opt_len; /* bit length of current block with optimal trees */ ulg static_len; /* bit length of current block with static trees */ uInt matches; /* number of string matches in current block */ - int last_eob_len; /* bit length of EOB code for last block */ + uInt insert; /* bytes at end of window left to insert */ #ifdef DEBUG ulg compressed_len; /* total bit length of compressed file mod 2^32 */ @@ -294,6 +297,7 @@ void ZLIB_INTERNAL _tr_init OF((deflate_state *s)); int ZLIB_INTERNAL _tr_tally OF((deflate_state *s, unsigned dist, unsigned lc)); void ZLIB_INTERNAL _tr_flush_block OF((deflate_state *s, charf *buf, ulg stored_len, int last)); +void ZLIB_INTERNAL _tr_flush_bits OF((deflate_state *s)); void ZLIB_INTERNAL _tr_align OF((deflate_state *s)); void ZLIB_INTERNAL _tr_stored_block OF((deflate_state *s, charf *buf, ulg stored_len, int last)); |