diff options
Diffstat (limited to 'cpukit/zlib/contrib/pascal/zlibpas.pas')
| -rw-r--r-- | cpukit/zlib/contrib/pascal/zlibpas.pas | 236 |
1 files changed, 0 insertions, 236 deletions
diff --git a/cpukit/zlib/contrib/pascal/zlibpas.pas b/cpukit/zlib/contrib/pascal/zlibpas.pas deleted file mode 100644 index dc7d37dae0..0000000000 --- a/cpukit/zlib/contrib/pascal/zlibpas.pas +++ /dev/null @@ -1,236 +0,0 @@ -(* zlibpas -- Pascal interface to the zlib data compression library - * - * Copyright (C) 2003 Cosmin Truta. - * Derived from original sources by Bob Dellaca. - * For conditions of distribution and use, see copyright notice in readme.txt - *) - -unit zlibpas; - -interface - -const - ZLIB_VERSION = '1.2.4'; - -type - alloc_func = function(opaque: Pointer; items, size: Integer): Pointer; - cdecl; - free_func = procedure(opaque, address: Pointer); - cdecl; - - in_func = function(opaque: Pointer; var buf: PByte): Integer; - cdecl; - out_func = function(opaque: Pointer; buf: PByte; size: Integer): Integer; - cdecl; - - z_streamp = ^z_stream; - z_stream = packed record - next_in: PChar; (* next input byte *) - avail_in: Integer; (* number of bytes available at next_in *) - total_in: LongInt; (* total nb of input bytes read so far *) - - next_out: PChar; (* next output byte should be put there *) - avail_out: Integer; (* remaining free space at next_out *) - total_out: LongInt; (* total nb of bytes output so far *) - - msg: PChar; (* last error message, NULL if no error *) - state: Pointer; (* not visible by applications *) - - zalloc: alloc_func; (* used to allocate the internal state *) - zfree: free_func; (* used to free the internal state *) - opaque: Pointer; (* private data object passed to zalloc and zfree *) - - data_type: Integer; (* best guess about the data type: ascii or binary *) - adler: LongInt; (* adler32 value of the uncompressed data *) - reserved: LongInt; (* reserved for future use *) - end; - -(* constants *) -const - Z_NO_FLUSH = 0; - Z_PARTIAL_FLUSH = 1; - Z_SYNC_FLUSH = 2; - Z_FULL_FLUSH = 3; - Z_FINISH = 4; - - Z_OK = 0; - Z_STREAM_END = 1; - Z_NEED_DICT = 2; - Z_ERRNO = -1; - Z_STREAM_ERROR = -2; - Z_DATA_ERROR = -3; - Z_MEM_ERROR = -4; - Z_BUF_ERROR = -5; - Z_VERSION_ERROR = -6; - - Z_NO_COMPRESSION = 0; - Z_BEST_SPEED = 1; - Z_BEST_COMPRESSION = 9; - Z_DEFAULT_COMPRESSION = -1; - - Z_FILTERED = 1; - Z_HUFFMAN_ONLY = 2; - Z_RLE = 3; - Z_DEFAULT_STRATEGY = 0; - - Z_BINARY = 0; - Z_ASCII = 1; - Z_UNKNOWN = 2; - - Z_DEFLATED = 8; - -(* basic functions *) -function zlibVersion: PChar; -function deflateInit(var strm: z_stream; level: Integer): Integer; -function deflate(var strm: z_stream; flush: Integer): Integer; -function deflateEnd(var strm: z_stream): Integer; -function inflateInit(var strm: z_stream): Integer; -function inflate(var strm: z_stream; flush: Integer): Integer; -function inflateEnd(var strm: z_stream): Integer; - -(* advanced functions *) -function deflateInit2(var strm: z_stream; level, method, windowBits, - memLevel, strategy: Integer): Integer; -function deflateSetDictionary(var strm: z_stream; const dictionary: PChar; - dictLength: Integer): Integer; -function deflateCopy(var dest, source: z_stream): Integer; -function deflateReset(var strm: z_stream): Integer; -function deflateParams(var strm: z_stream; level, strategy: Integer): Integer; -function deflateBound(var strm: z_stream; sourceLen: LongInt): LongInt; -function deflatePrime(var strm: z_stream; bits, value: Integer): Integer; -function inflateInit2(var strm: z_stream; windowBits: Integer): Integer; -function inflateSetDictionary(var strm: z_stream; const dictionary: PChar; - dictLength: Integer): Integer; -function inflateSync(var strm: z_stream): Integer; -function inflateCopy(var dest, source: z_stream): Integer; -function inflateReset(var strm: z_stream): Integer; -function inflateBackInit(var strm: z_stream; - windowBits: Integer; window: PChar): Integer; -function inflateBack(var strm: z_stream; in_fn: in_func; in_desc: Pointer; - out_fn: out_func; out_desc: Pointer): Integer; -function inflateBackEnd(var strm: z_stream): Integer; -function zlibCompileFlags: LongInt; - -(* utility functions *) -function compress(dest: PChar; var destLen: LongInt; - const source: PChar; sourceLen: LongInt): Integer; -function compress2(dest: PChar; var destLen: LongInt; - const source: PChar; sourceLen: LongInt; - level: Integer): Integer; -function compressBound(sourceLen: LongInt): LongInt; -function uncompress(dest: PChar; var destLen: LongInt; - const source: PChar; sourceLen: LongInt): Integer; - -(* checksum functions *) -function adler32(adler: LongInt; const buf: PChar; len: Integer): LongInt; -function crc32(crc: LongInt; const buf: PChar; len: Integer): LongInt; - -(* various hacks, don't look :) *) -function deflateInit_(var strm: z_stream; level: Integer; - const version: PChar; stream_size: Integer): Integer; -function inflateInit_(var strm: z_stream; const version: PChar; - stream_size: Integer): Integer; -function deflateInit2_(var strm: z_stream; - level, method, windowBits, memLevel, strategy: Integer; - const version: PChar; stream_size: Integer): Integer; -function inflateInit2_(var strm: z_stream; windowBits: Integer; - const version: PChar; stream_size: Integer): Integer; -function inflateBackInit_(var strm: z_stream; - windowBits: Integer; window: PChar; - const version: PChar; stream_size: Integer): Integer; - - -implementation - -{$L adler32.obj} -{$L compress.obj} -{$L crc32.obj} -{$L deflate.obj} -{$L infback.obj} -{$L inffast.obj} -{$L inflate.obj} -{$L inftrees.obj} -{$L trees.obj} -{$L uncompr.obj} -{$L zutil.obj} - -function adler32; external; -function compress; external; -function compress2; external; -function compressBound; external; -function crc32; external; -function deflate; external; -function deflateBound; external; -function deflateCopy; external; -function deflateEnd; external; -function deflateInit_; external; -function deflateInit2_; external; -function deflateParams; external; -function deflatePrime; external; -function deflateReset; external; -function deflateSetDictionary; external; -function inflate; external; -function inflateBack; external; -function inflateBackEnd; external; -function inflateBackInit_; external; -function inflateCopy; external; -function inflateEnd; external; -function inflateInit_; external; -function inflateInit2_; external; -function inflateReset; external; -function inflateSetDictionary; external; -function inflateSync; external; -function uncompress; external; -function zlibCompileFlags; external; -function zlibVersion; external; - -function deflateInit(var strm: z_stream; level: Integer): Integer; -begin - Result := deflateInit_(strm, level, ZLIB_VERSION, sizeof(z_stream)); -end; - -function deflateInit2(var strm: z_stream; level, method, windowBits, memLevel, - strategy: Integer): Integer; -begin - Result := deflateInit2_(strm, level, method, windowBits, memLevel, strategy, - ZLIB_VERSION, sizeof(z_stream)); -end; - -function inflateInit(var strm: z_stream): Integer; -begin - Result := inflateInit_(strm, ZLIB_VERSION, sizeof(z_stream)); -end; - -function inflateInit2(var strm: z_stream; windowBits: Integer): Integer; -begin - Result := inflateInit2_(strm, windowBits, ZLIB_VERSION, sizeof(z_stream)); -end; - -function inflateBackInit(var strm: z_stream; - windowBits: Integer; window: PChar): Integer; -begin - Result := inflateBackInit_(strm, windowBits, window, - ZLIB_VERSION, sizeof(z_stream)); -end; - -function _malloc(Size: Integer): Pointer; cdecl; -begin - GetMem(Result, Size); -end; - -procedure _free(Block: Pointer); cdecl; -begin - FreeMem(Block); -end; - -procedure _memset(P: Pointer; B: Byte; count: Integer); cdecl; -begin - FillChar(P^, count, B); -end; - -procedure _memcpy(dest, source: Pointer; count: Integer); cdecl; -begin - Move(source^, dest^, count); -end; - -end. |