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ZLIB version 1.2.8 for AS400 installation instructions |
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I) From an AS400 *SAVF file: |
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1) Unpacking archive to an AS400 save file |
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On the AS400: |
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_ Create the ZLIB AS400 library: |
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CRTLIB LIB(ZLIB) TYPE(*PROD) TEXT('ZLIB compression API library') |
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_ Create a work save file, for example: |
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CRTSAVF FILE(ZLIB/ZLIBSAVF) |
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On a PC connected to the target AS400: |
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_ Unpack the save file image to a PC file "ZLIBSAVF" |
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_ Upload this file into the save file on the AS400, for example |
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using ftp in BINARY mode. |
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2) Populating the ZLIB AS400 source library |
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On the AS400: |
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_ Extract the saved objects into the ZLIB AS400 library using: |
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RSTOBJ OBJ(*ALL) SAVLIB(ZLIB) DEV(*SAVF) SAVF(ZLIB/ZLIBSAVF) RSTLIB(ZLIB) |
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3) Customize installation: |
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_ Edit CL member ZLIB/TOOLS(COMPILE) and change parameters if needed, |
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according to the comments. |
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_ Compile this member with: |
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CRTCLPGM PGM(ZLIB/COMPILE) SRCFILE(ZLIB/TOOLS) SRCMBR(COMPILE) |
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4) Compile and generate the service program: |
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_ This can now be done by executing: |
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CALL PGM(ZLIB/COMPILE) |
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II) From the original source distribution: |
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1) On the AS400, create the source library: |
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CRTLIB LIB(ZLIB) TYPE(*PROD) TEXT('ZLIB compression API library') |
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2) Create the source files: |
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CRTSRCPF FILE(ZLIB/SOURCES) RCDLEN(112) TEXT('ZLIB library modules') |
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CRTSRCPF FILE(ZLIB/H) RCDLEN(112) TEXT('ZLIB library includes') |
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CRTSRCPF FILE(ZLIB/TOOLS) RCDLEN(112) TEXT('ZLIB library control utilities') |
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3) From the machine hosting the distribution files, upload them (with |
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FTP in text mode, for example) according to the following table: |
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Original AS400 AS400 AS400 AS400 |
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file file member type description |
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SOURCES Original ZLIB C subprogram sources |
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adler32.c ADLER32 C ZLIB - Compute the Adler-32 checksum of a dta strm |
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compress.c COMPRESS C ZLIB - Compress a memory buffer |
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crc32.c CRC32 C ZLIB - Compute the CRC-32 of a data stream |
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deflate.c DEFLATE C ZLIB - Compress data using the deflation algorithm |
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gzclose.c GZCLOSE C ZLIB - Close .gz files |
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gzlib.c GZLIB C ZLIB - Miscellaneous .gz files IO support |
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gzread.c GZREAD C ZLIB - Read .gz files |
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gzwrite.c GZWRITE C ZLIB - Write .gz files |
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infback.c INFBACK C ZLIB - Inflate using a callback interface |
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inffast.c INFFAST C ZLIB - Fast proc. literals & length/distance pairs |
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inflate.c INFLATE C ZLIB - Interface to inflate modules |
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inftrees.c INFTREES C ZLIB - Generate Huffman trees for efficient decode |
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trees.c TREES C ZLIB - Output deflated data using Huffman coding |
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uncompr.c UNCOMPR C ZLIB - Decompress a memory buffer |
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zutil.c ZUTIL C ZLIB - Target dependent utility functions |
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H Original ZLIB C and ILE/RPG include files |
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crc32.h CRC32 C ZLIB - CRC32 tables |
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deflate.h DEFLATE C ZLIB - Internal compression state |
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gzguts.h GZGUTS C ZLIB - Definitions for the gzclose module |
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inffast.h INFFAST C ZLIB - Header to use inffast.c |
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inffixed.h INFFIXED C ZLIB - Table for decoding fixed codes |
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inflate.h INFLATE C ZLIB - Internal inflate state definitions |
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inftrees.h INFTREES C ZLIB - Header to use inftrees.c |
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trees.h TREES C ZLIB - Created automatically with -DGEN_TREES_H |
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zconf.h ZCONF C ZLIB - Compression library configuration |
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zlib.h ZLIB C ZLIB - Compression library C user interface |
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as400/zlib.inc ZLIB.INC RPGLE ZLIB - Compression library ILE RPG user interface |
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zutil.h ZUTIL C ZLIB - Internal interface and configuration |
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TOOLS Building source software & AS/400 README |
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as400/bndsrc BNDSRC Entry point exportation list |
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as400/compile.clp COMPILE CLP Compile sources & generate service program |
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as400/readme.txt README TXT Installation instructions |
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4) Continue as in I)3). |
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Notes: For AS400 ILE RPG programmers, a /copy member defining the ZLIB |
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API prototypes for ILE RPG can be found in ZLIB/H(ZLIB.INC). |
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Please read comments in this member for more information. |
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Remember that most foreign textual data are ASCII coded: this |
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implementation does not handle conversion from/to ASCII, so |
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text data code conversions must be done explicitely. |
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Mainly for the reason above, always open zipped files in binary mode. |