lzip/lzlib
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Merging upstream version 1.10.

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Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
Daniel Baumann 2025-02-20 21:26:45 +01:00
parent bfb3bc1ac4
commit 9cc5f855f8
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
26 changed files with 998 additions and 423 deletions

19
lzip.h
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@ -1,5 +1,5 @@
/* Lzlib - Compression library for the lzip format
Copyright (C) 2009-2017 Antonio Diaz Diaz.
Copyright (C) 2009-2018 Antonio Diaz Diaz.
This library is free software. Redistribution and use in source and
binary forms, with or without modification, are permitted provided
@ -204,12 +204,21 @@ static inline void Fh_set_magic( File_header data )
static inline bool Fh_verify_magic( const File_header data )
{ return ( memcmp( data, magic_string, 4 ) == 0 ); }
/* detect truncated header */
static inline bool Fh_verify_prefix( const File_header data, const int size )
/* detect (truncated) header */
static inline bool Fh_verify_prefix( const File_header data, const int sz )
{
int i; for( i = 0; i < size && i < 4; ++i )
int i; for( i = 0; i < sz && i < 4; ++i )
if( data[i] != magic_string[i] ) return false;
return ( size > 0 );
return ( sz > 0 );
}
/* detect corrupt header */
static inline bool Fh_verify_corrupt( const File_header data )
{
int matches = 0;
int i; for( i = 0; i < 4; ++i )
if( data[i] == magic_string[i] ) ++matches;
return ( matches > 1 && matches < 4 );
}
static inline uint8_t Fh_version( const File_header data )