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// ZLIB.INC - Interface to the general purpose compression library
// ILE RPG400 version by Patrick Monnerat, DATASPHERE.
// Version 1.3.2.1
// WARNING:
// Procedures inflateInit(), inflateInit2(), deflateInit(),
// deflateInit2() and inflateBackInit() need to be called with
// two additional arguments:
// the package version string and the stream control structure.
// size. This is needed because RPG lacks some macro feature.
// Call these procedures as:
// inflateInit(...: ZLIB_VERSION: %size(z_stream))
/if not defined(ZLIB_H_)
/define ZLIB_H_
//*************************************************************************
// Constants
//*************************************************************************
// Versioning information.
Dcl-C ZLIB_VERSION '1.3.2.1';
Dcl-C ZLIB_VERNUM X'1321';
Dcl-C ZLIB_VER_MAJOR 1;
Dcl-C ZLIB_VER_MINOR 3;
Dcl-C ZLIB_VER_REVISION 2;
Dcl-C ZLIB_VER_SUBREVISION 1;
// Other equates.
Dcl-C Z_NO_FLUSH 0;
Dcl-C Z_PARTIAL_FLUSH 1;
Dcl-C Z_SYNC_FLUSH 2;
Dcl-C Z_FULL_FLUSH 3;
Dcl-C Z_FINISH 4;
Dcl-C Z_BLOCK 5;
Dcl-C Z_TREES 6;
Dcl-C Z_OK 0;
Dcl-C Z_STREAM_END 1;
Dcl-C Z_NEED_DICT 2;
Dcl-C Z_ERRNO -1;
Dcl-C Z_STREAM_ERROR -2;
Dcl-C Z_DATA_ERROR -3;
Dcl-C Z_MEM_ERROR -4;
Dcl-C Z_BUF_ERROR -5;
Dcl-C Z_VERSION_ERROR -6;
Dcl-C Z_NO_COMPRESSION 0;
Dcl-C Z_BEST_SPEED 1;
Dcl-C Z_BEST_COMPRESSION 9;
Dcl-C Z_DEFAULT_COMPRESSION -1;
Dcl-C Z_FILTERED 1;
Dcl-C Z_HUFFMAN_ONLY 2;
Dcl-C Z_RLE 3;
Dcl-C Z_DEFAULT_STRATEGY 0;
Dcl-C Z_BINARY 0;
Dcl-C Z_ASCII 1;
Dcl-C Z_UNKNOWN 2;
Dcl-C Z_DEFLATED 8;
Dcl-C Z_NULL 0;
//*************************************************************************
// Types
//*************************************************************************
Dcl-S z_streamp Pointer; // Stream struct ptr
Dcl-S gzFile Pointer; // File pointer
Dcl-S gz_headerp Pointer;
Dcl-S z_off_t Int(10); // Stream offsets
Dcl-S z_off64_t Int(20); // Stream offsets
//*************************************************************************
// Structures
//*************************************************************************
// The GZIP encode/decode stream support structure.
Dcl-Ds z_stream Align Based(z_streamp);
zs_next_in Pointer; // Next input byte
zs_avail_in Uns(10); // Byte cnt at next_in
zs_total_in Uns(10); // Total bytes read
zs_next_out Pointer; // Output buffer ptr
zs_avail_out Uns(10); // Room left @ next_out
zs_total_out Uns(10); // Total bytes written
zs_msg Pointer; // Last errmsg or null
zs_state Pointer; // Internal state
zs_zalloc Pointer(*PROC); // Int. state allocator
zs_free Pointer(*PROC); // Int. state dealloc.
zs_opaque Pointer; // Private alloc. data
zs_data_type Int(10); // ASC/BIN best guess
zs_adler Uns(10); // Uncompr. adler32 val
*N Uns(10); // Reserved
*N Uns(10); // Ptr. alignment
End-Ds;
//*************************************************************************
// Utility function prototypes
//*************************************************************************
Dcl-Pr compress Int(10) Extproc('compress');
dest Char(65535) Options(*VARSIZE); // Destination buffer
destLen Uns(10); // Destination length
source Char(65535) Const Options(*VARSIZE); // Source buffer
sourceLen Uns(10) Value; // Source length
End-Pr;
Dcl-Pr compress_z Int(10) Extproc('compress_z');
dest Char(65535) Options(*VARSIZE); // Destination buffer
destLen Uns(20); // Destination length
source Char(65535) Const Options(*VARSIZE); // Source buffer
sourceLen Uns(20) Value; // Source length
End-Pr;
Dcl-Pr compress2 Int(10) Extproc('compress2');
dest Char(65535) Options(*VARSIZE); // Destination buffer
destLen Uns(10); // Destination length
source Char(65535) Const Options(*VARSIZE); // Source buffer
sourceLen Uns(10) Value; // Source length
level Int(10) Value; // Compression level
End-Pr;
Dcl-Pr compress2_z Int(10) Extproc('compress2_z');
dest Char(65535) Options(*VARSIZE); // Destination buffer
destLen Uns(20); // Destination length
source Char(65535) Const Options(*VARSIZE); // Source buffer
sourceLen Uns(20) Value; // Source length
level Int(10) Value; // Compression level
End-Pr;
Dcl-Pr compressBound Uns(10) Extproc('compressBound');
sourceLen Uns(10) Value;
End-Pr;
Dcl-Pr compressBound_z Uns(10) Extproc('compressBound_z');
sourceLen Uns(20) Value;
End-Pr;
Dcl-Pr uncompress Int(10) Extproc('uncompress');
dest Char(65535) Options(*VARSIZE); // Destination buffer
destLen Uns(10); // Destination length
source Char(65535) Const Options(*VARSIZE); // Source buffer
sourceLen Uns(10) Value; // Source length
End-Pr;
Dcl-Pr uncompress_z Int(10) Extproc('uncompress_z');
dest Char(65535) Options(*VARSIZE); // Destination buffer
destLen Uns(20); // Destination length
source Char(65535) Const Options(*VARSIZE); // Source buffer
sourceLen Uns(20) Value; // Source length
End-Pr;
Dcl-Pr uncompress2 Int(10) Extproc('uncompress2');
dest Char(65535) Options(*VARSIZE); // Destination buffer
destLen Uns(10); // Destination length
source Char(65535) Const Options(*VARSIZE); // Source buffer
sourceLen Uns(10); // Source length
End-Pr;
Dcl-Pr uncompress2_z Int(10) Extproc('uncompress2_z');
dest Char(65535) Options(*VARSIZE); // Destination buffer
destLen Uns(20); // Destination length
source Char(65535) Const Options(*VARSIZE); // Source buffer
sourceLen Uns(20); // Source length
End-Pr;
/if not defined(LARGE_FILES)
Dcl-Pr gzopen Extproc('gzopen') Like(gzFile);
path Pointer Value Options(*STRING); // File pathname
mode Pointer Value Options(*STRING); // Open mode
End-Pr;
/else
Dcl-Pr gzopen Extproc('gzopen64') Like(gzFile);
path Pointer Value Options(*STRING); // File pathname
mode Pointer Value Options(*STRING); // Open mode
End-Pr;
Dcl-Pr gzopen64 Extproc('gzopen64') Like(gzFile);
path Pointer Value Options(*STRING); // File pathname
mode Pointer Value Options(*STRING); // Open mode
End-Pr;
/endif
Dcl-Pr gzdopen Extproc('gzdopen') Like(gzFile);
fd Int(10) Value; // File descriptor
mode Pointer Value Options(*STRING); // Open mode
End-Pr;
Dcl-Pr gzbuffer Int(10) Extproc('gzbuffer');
file Value Like(gzFile); // File pointer
size Uns(10) Value;
End-Pr;
Dcl-Pr gzsetparams Int(10) Extproc('gzsetparams');
file Value Like(gzFile); // File pointer
level Int(10) Value;
strategy Int(10) Value;
End-Pr;
Dcl-Pr gzread Int(10) Extproc('gzread');
file Value Like(gzFile); // File pointer
buf Char(65535) Options(*VARSIZE); // Buffer
len Uns(10) Value; // Buffer length
End-Pr;
Dcl-Pr gzfread Int(20) Extproc('gzfread');
buf Char(65535) Options(*VARSIZE); // Buffer
size Uns(20) Value; // Buffer length
nitems Uns(20) Value; // Buffer length
file Value Like(gzFile); // File pointer
End-Pr;
Dcl-Pr gzwrite Int(10) Extproc('gzwrite');
file Value Like(gzFile); // File pointer
buf Char(65535) Const Options(*VARSIZE); // Buffer
len Uns(10) Value; // Buffer length
End-Pr;
Dcl-Pr gzfwrite Int(20) Extproc('gzfwrite');
buf Char(65535) Options(*VARSIZE); // Buffer
size Uns(20) Value; // Buffer length
nitems Uns(20) Value; // Buffer length
file Value Like(gzFile); // File pointer
End-Pr;
Dcl-Pr gzputs Int(10) Extproc('gzputs');
file Value Like(gzFile); // File pointer
s Pointer Value Options(*STRING); // String to output
End-Pr;
Dcl-Pr gzgets Pointer Extproc('gzgets');
file Value Like(gzFile); // File pointer
buf Char(65535) Options(*VARSIZE); // Read buffer
len Int(10) Value; // Buffer length
End-Pr;
Dcl-Pr gzputc Int(10) Extproc('gzputc');
file Value Like(gzFile); // File pointer
c Int(10) Value; // Character to write
End-Pr;
Dcl-Pr gzgetc Int(10) Extproc('gzgetc');
file Value Like(gzFile); // File pointer
End-Pr;
Dcl-Pr gzgetc_ Int(10) Extproc('gzgetc_');
file Value Like(gzFile); // File pointer
End-Pr;
Dcl-Pr gzungetc Int(10) Extproc('gzungetc');
c Int(10) Value; // Character to push
file Value Like(gzFile); // File pointer
End-Pr;
Dcl-Pr gzflush Int(10) Extproc('gzflush');
file Value Like(gzFile); // File pointer
flush Int(10) Value; // Type of flush
End-Pr;
/if not defined(LARGE_FILES)
Dcl-Pr gzseek Extproc('gzseek') Like(z_off_t);
file Value Like(gzFile); // File pointer
offset Value Like(z_off_t); // Offset
whence Int(10) Value; // Origin
End-Pr;
/else
Dcl-Pr gzseek Extproc('gzseek64') Like(z_off_t);
file Value Like(gzFile); // File pointer
offset Value Like(z_off_t); // Offset
whence Int(10) Value; // Origin
End-Pr;
Dcl-Pr gzseek64 Extproc('gzseek64') Like(z_off64_t);
file Value Like(gzFile); // File pointer
offset Value Like(z_off64_t); // Offset
whence Int(10) Value; // Origin
End-Pr;
/endif
Dcl-Pr gzrewind Int(10) Extproc('gzrewind');
file Value Like(gzFile); // File pointer
End-Pr;
/if not defined(LARGE_FILES)
Dcl-Pr gztell Extproc('gztell') Like(z_off_t);
file Value Like(gzFile); // File pointer
End-Pr;
/else
Dcl-Pr gztell Extproc('gztell64') Like(z_off_t);
file Value Like(gzFile); // File pointer
End-Pr;
Dcl-Pr gztell64 Extproc('gztell64') Like(z_off64_t);
file Value Like(gzFile); // File pointer
End-Pr;
/endif
/if not defined(LARGE_FILES)
Dcl-Pr gzoffset Extproc('gzoffset') Like(z_off_t);
file Value Like(gzFile); // File pointer
End-Pr;
/else
Dcl-Pr gzoffset Extproc('gzoffset64') Like(z_off_t);
file Value Like(gzFile); // File pointer
End-Pr;
Dcl-Pr gzoffset64 Extproc('gzoffset64') Like(z_off64_t);
file Value Like(gzFile); // File pointer
End-Pr;
/endif
Dcl-Pr gzeof Int(10) Extproc('gzeof');
file Value Like(gzFile); // File pointer
End-Pr;
Dcl-Pr gzdirect Int(10) Extproc('gzdirect');
file Value Like(gzFile); // File pointer
End-Pr;
Dcl-Pr gzclose_r Int(10) Extproc('gzclose_r');
file Value Like(gzFile); // File pointer
End-Pr;
Dcl-Pr gzclose_w Int(10) Extproc('gzclose_w');
file Value Like(gzFile); // File pointer
End-Pr;
Dcl-Pr gzclose Int(10) Extproc('gzclose');
file Value Like(gzFile); // File pointer
End-Pr;
Dcl-Pr gzerror Pointer Extproc('gzerror'); // Error string
file Value Like(gzFile); // File pointer
errnum Int(10); // Error code
End-Pr;
Dcl-Pr gzclearerr Extproc('gzclearerr');
file Value Like(gzFile); // File pointer
End-Pr;
//*************************************************************************
// Basic function prototypes
//*************************************************************************
Dcl-Pr zlibVersion Pointer Extproc('zlibVersion'); // Version string
End-Pr;
Dcl-Pr deflateInit Int(10) Extproc('deflateInit_'); // Init. compression
strm Like(z_stream); // Compression stream
level Int(10) Value; // Compression level
version Pointer Value Options(*STRING); // Version string
stream_size Int(10) Value; // Stream struct. size
End-Pr;
Dcl-Pr deflate Int(10) Extproc('deflate'); // Compress data
strm Like(z_stream); // Compression stream
flush Int(10) Value; // Flush type required
End-Pr;
Dcl-Pr deflateEnd Int(10) Extproc('deflateEnd'); // Termin. compression
strm Like(z_stream); // Compression stream
End-Pr;
Dcl-Pr inflateInit Int(10) Extproc('inflateInit_'); // Init. expansion
strm Like(z_stream); // Expansion stream
version Pointer Value Options(*STRING); // Version string
stream_size Int(10) Value; // Stream struct. size
End-Pr;
Dcl-Pr inflate Int(10) Extproc('inflate'); // Expand data
strm Like(z_stream); // Expansion stream
flush Int(10) Value; // Flush type required
End-Pr;
Dcl-Pr inflateEnd Int(10) Extproc('inflateEnd'); // Termin. expansion
strm Like(z_stream); // Expansion stream
End-Pr;
//*************************************************************************
// Advanced function prototypes
//*************************************************************************
Dcl-Pr deflateInit2 Int(10) Extproc('deflateInit2_'); // Init. compression
strm Like(z_stream); // Compression stream
level Int(10) Value; // Compression level
method Int(10) Value; // Compression method
windowBits Int(10) Value; // log2(window size)
memLevel Int(10) Value; // Mem/cmpress tradeoff
strategy Int(10) Value; // Compression strategy
version Pointer Value Options(*STRING); // Version string
stream_size Int(10) Value; // Stream struct. size
End-Pr;
Dcl-Pr deflateSetDictionary Int(10) Extproc('deflateSetDictionary'); // Init. dictionary
strm Like(z_stream); // Compression stream
dictionary Char(65535) Const Options(*VARSIZE); // Dictionary bytes
dictLength Uns(10) Value; // Dictionary length
End-Pr;
Dcl-Pr deflateCopy Int(10) Extproc('deflateCopy'); // Compress strm 2 strm
dest Like(z_stream); // Destination stream
source Like(z_stream); // Source stream
End-Pr;
Dcl-Pr deflateReset Int(10) Extproc('deflateReset'); // End and init. stream
strm Like(z_stream); // Compression stream
End-Pr;
Dcl-Pr deflateParams Int(10) Extproc('deflateParams'); // Change level & strat
strm Like(z_stream); // Compression stream
level Int(10) Value; // Compression level
strategy Int(10) Value; // Compression strategy
End-Pr;
Dcl-Pr deflateTune Int(10) Extproc('deflateTune');
strm Like(z_stream); // Compression stream
good Int(10) Value;
lazy Int(10) Value;
nice Int(10) Value;
chain_ Int(10) Value;
End-Pr;
Dcl-Pr deflateBound Uns(10) Extproc('deflateBound'); // Change level & strat
strm Like(z_stream); // Compression stream
sourcelen Uns(10) Value; // Source length
End-Pr;
Dcl-Pr deflateBound_z Uns(10) Extproc('deflateBound_z'); // Change level & strat
strm Like(z_stream); // Compression stream
sourcelen Uns(20) Value; // Source length
End-Pr;
Dcl-Pr deflatePending Int(10) Extproc('deflatePending'); // Change level & strat
strm Like(z_stream); // Compression stream
pending Uns(10); // Pending bytes
bits Int(10); // Pending bits
End-Pr;
Dcl-Pr deflateUsed Int(10) Extproc('deflateUsed'); // Get used bits
strm Like(z_stream); // Compression stream
bits Int(10); // Used bits
End-Pr;
Dcl-Pr deflatePrime Int(10) Extproc('deflatePrime'); // Change level & strat
strm Like(z_stream); // Compression stream
bits Int(10) Value; // # of bits to insert
value Int(10) Value; // Bits to insert
End-Pr;
Dcl-Pr inflateInit2 Int(10) Extproc('inflateInit2_'); // Init. expansion
strm Like(z_stream); // Expansion stream
windowBits Int(10) Value; // log2(window size)
version Pointer Value Options(*STRING); // Version string
stream_size Int(10) Value; // Stream struct. size
End-Pr;
Dcl-Pr inflateSetDictionary Int(10) Extproc('inflateSetDictionary'); // Init. dictionary
strm Like(z_stream); // Expansion stream
dictionary Char(65535) Const Options(*VARSIZE); // Dictionary bytes
dictLength Uns(10) Value; // Dictionary length
End-Pr;
Dcl-Pr inflateGetDictionary Int(10) Extproc('inflateGetDictionary'); // Get dictionary
strm Like(z_stream); // Expansion stream
dictionary Char(65535) Options(*VARSIZE); // Dictionary bytes
dictLength Uns(10); // Dictionary length
End-Pr;
Dcl-Pr deflateGetDictionary Int(10) Extproc('deflateGetDictionary'); // Get dictionary
strm Like(z_stream); // Expansion stream
dictionary Char(65535) Options(*VARSIZE); // Dictionary bytes
dictLength Uns(10); // Dictionary length
End-Pr;
Dcl-Pr inflateSync Int(10) Extproc('inflateSync'); // Sync. expansion
strm Like(z_stream); // Expansion stream
End-Pr;
Dcl-Pr inflateCopy Int(10) Extproc('inflateCopy');
dest Like(z_stream); // Destination stream
source Like(z_stream); // Source stream
End-Pr;
Dcl-Pr inflateReset Int(10) Extproc('inflateReset'); // End and init. stream
strm Like(z_stream); // Expansion stream
End-Pr;
Dcl-Pr inflateReset2 Int(10) Extproc('inflateReset2'); // End and init. stream
strm Like(z_stream); // Expansion stream
windowBits Int(10) Value; // Log2(buffer size)
End-Pr;
Dcl-Pr inflatePrime Int(10) Extproc('inflatePrime'); // Insert bits
strm Like(z_stream); // Expansion stream
bits Int(10) Value; // Bit count
value Int(10) Value; // Bits to insert
End-Pr;
Dcl-Pr inflateMark Int(10) Extproc('inflateMark'); // Get inflate info
strm Like(z_stream); // Expansion stream
End-Pr;
Dcl-Pr inflateCodesUsed Uns(20) Extproc('inflateCodesUsed');
strm Like(z_stream); // Expansion stream
End-Pr;
Dcl-Pr inflateValidate Uns(20) Extproc('inflateValidate');
strm Like(z_stream); // Expansion stream
check Int(10) Value;
End-Pr;
Dcl-Pr inflateGetHeader Uns(10) Extproc('inflateGetHeader');
strm Like(z_stream); // Expansion stream
head Like(GZ_HEADERP);
End-Pr;
Dcl-Pr deflateSetHeader Uns(10) Extproc('deflateSetHeader');
strm Like(z_stream); // Expansion stream
head Like(GZ_HEADERP);
End-Pr;
Dcl-Pr inflateBackInit Int(10) Extproc('inflateBackInit_');
strm Like(z_stream); // Expansion stream
windowBits Int(10) Value; // Log2(buffer size)
window Char(65535) Options(*VARSIZE); // Buffer
version Pointer Value Options(*STRING); // Version string
stream_size Int(10) Value; // Stream struct. size
End-Pr;
Dcl-Pr inflateBack Int(10) Extproc('inflateBack');
strm Like(z_stream); // Expansion stream
in_ Pointer(*PROC) Value; // Input function
in_desc Pointer Value; // Input descriptor
out_ Pointer(*PROC) Value; // Output function
out_desc Pointer Value; // Output descriptor
End-Pr;
Dcl-Pr inflateBackEnd Int(10) Extproc('inflateBackend');
strm Like(z_stream); // Expansion stream
End-Pr;
Dcl-Pr zlibCompileFlags Uns(10) Extproc('zlibCompileFlags') End-Pr;
//*************************************************************************
// Checksum function prototypes
//*************************************************************************
Dcl-Pr adler32 Uns(10) Extproc('adler32'); // New checksum
adler Uns(10) Value; // Old checksum
buf Char(65535) Const Options(*VARSIZE); // Bytes to accumulate
len Uns(10) Value; // Buffer length
End-Pr;
Dcl-Pr adler32_combine Uns(10) Extproc('adler32_combine'); // New checksum
adler1 Uns(10) Value; // Old checksum
adler2 Uns(10) Value; // Old checksum
len2 Uns(20) Value; // Buffer length
End-Pr;
Dcl-Pr adler32_z Uns(10) Extproc('adler32_z'); // New checksum
adler Uns(10) Value; // Old checksum
buf Char(65535) Const Options(*VARSIZE); // Bytes to accumulate
len Uns(20) Value; // Buffer length
End-Pr;
Dcl-Pr crc32 Uns(10) Extproc('crc32'); // New checksum
crc Uns(10) Value; // Old checksum
buf Char(65535) Const Options(*VARSIZE); // Bytes to accumulate
len Uns(10) Value; // Buffer length
End-Pr;
Dcl-Pr crc32_combine Uns(10) Extproc('crc32_combine'); // New checksum
crc1 Uns(10) Value; // Old checksum
crc2 Uns(10) Value; // Old checksum
len2 Uns(20) Value; // 2nd Buffer length
End-Pr;
Dcl-Pr crc32_z Uns(10) Extproc('crc32_z'); // New checksum
crc Uns(10) Value; // Old checksum
buf Char(65535) Const Options(*VARSIZE); // Bytes to accumulate
len Uns(20) Value; // Buffer length
End-Pr;
Dcl-Pr crc32_combine_gen Uns(10) Extproc('crc32_combine_gen');
len Uns(20) Value; // 2nd Buffer length
End-Pr;
Dcl-Pr crc32_combine_gen64 Uns(10) Extproc('crc32_combine_gen64');
len Uns(20) Value; // 2nd Buffer length
End-Pr;
Dcl-Pr crc32_combine_op Uns(10) Extproc('crc32_combine_op'); // New checksum
crc1 Uns(10) Value; // Old checksum
crc2 Uns(10) Value; // Old checksum
op Uns(10) Value; // Operator
End-Pr;
//*************************************************************************
// Miscellaneous function prototypes
//*************************************************************************
Dcl-Pr zError Pointer Extproc('zError'); // Error string
err Int(10) Value; // Error code
End-Pr;
Dcl-Pr inflateSyncPoint Int(10) Extproc('inflateSyncPoint');
strm Like(z_stream); // Expansion stream
End-Pr;
Dcl-Pr get_crc_table Pointer Extproc('get_crc_table'); // Ptr to ulongs
End-Pr;
Dcl-Pr inflateUndermine Int(10) Extproc('inflateUndermine');
strm Like(z_stream); // Expansion stream
arg Int(10) Value; // Error code
End-Pr;
Dcl-Pr inflateResetKeep Int(10) Extproc('inflateResetKeep'); // End and init. stream
strm Like(z_stream); // Expansion stream
End-Pr;
Dcl-Pr deflateResetKeep Int(10) Extproc('deflateResetKeep'); // End and init. stream
strm Like(z_stream); // Expansion stream
End-Pr;
/endif