lzip/lzlib
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Merging upstream version 1.6~pre2.

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Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
Daniel Baumann 2025-02-20 20:21:13 +01:00
parent 0150d08d9a
commit fb214fca50
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
23 changed files with 679 additions and 722 deletions
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31
lzip.h
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@ -1,5 +1,5 @@
/* Lzlib - Compression library for lzip files
Copyright (C) 2009, 2010, 2011, 2012, 2013 Antonio Diaz Diaz.
Copyright (C) 2009, 2010, 2011, 2012, 2013, 2014 Antonio Diaz Diaz.
This library is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@ -56,7 +56,7 @@ static inline State St_set_short_rep( const State st )
enum {
min_dictionary_bits = 12,
min_dictionary_size = 1 << min_dictionary_bits,
min_dictionary_size = 1 << min_dictionary_bits, /* >= modeled_distances */
max_dictionary_bits = 29,
max_dictionary_size = 1 << max_dictionary_bits,
literal_context_bits = 3,
@ -174,7 +174,8 @@ static inline void CRC32_update_byte( uint32_t * const crc, const uint8_t byte )
{ *crc = crc32[(*crc^byte)&0xFF] ^ ( *crc >> 8 ); }
static inline void CRC32_update_buf( uint32_t * const crc,
const uint8_t * const buffer, const int size )
const uint8_t * const buffer,
const int size )
{
int i;
for( i = 0; i < size; ++i )
@ -254,41 +255,29 @@ enum { Ft_size = 20 };
static inline unsigned Ft_get_data_crc( const File_trailer data )
{
unsigned tmp = 0;
int i;
for( i = 3; i >= 0; --i ) { tmp <<= 8; tmp += data[i]; }
int i; for( i = 3; i >= 0; --i ) { tmp <<= 8; tmp += data[i]; }
return tmp;
}
static inline void Ft_set_data_crc( File_trailer data, unsigned crc )
{
int i;
for( i = 0; i <= 3; ++i ) { data[i] = (uint8_t)crc; crc >>= 8; }
}
{ int i; for( i = 0; i <= 3; ++i ) { data[i] = (uint8_t)crc; crc >>= 8; } }
static inline unsigned long long Ft_get_data_size( const File_trailer data )
{
unsigned long long tmp = 0;
int i;
for( i = 11; i >= 4; --i ) { tmp <<= 8; tmp += data[i]; }
int i; for( i = 11; i >= 4; --i ) { tmp <<= 8; tmp += data[i]; }
return tmp;
}
static inline void Ft_set_data_size( File_trailer data, unsigned long long sz )
{
int i;
for( i = 4; i <= 11; ++i ) { data[i] = (uint8_t)sz; sz >>= 8; }
}
{ int i; for( i = 4; i <= 11; ++i ) { data[i] = (uint8_t)sz; sz >>= 8; } }
static inline unsigned long long Ft_get_member_size( const File_trailer data )
{
unsigned long long tmp = 0;
int i;
for( i = 19; i >= 12; --i ) { tmp <<= 8; tmp += data[i]; }
int i; for( i = 19; i >= 12; --i ) { tmp <<= 8; tmp += data[i]; }
return tmp;
}
static inline void Ft_set_member_size( File_trailer data, unsigned long long sz )
{
int i;
for( i = 12; i <= 19; ++i ) { data[i] = (uint8_t)sz; sz >>= 8; }
}
{ int i; for( i = 12; i <= 19; ++i ) { data[i] = (uint8_t)sz; sz >>= 8; } }