LibreOffice: com::sun::star::packages::zip::ZipConstants Constant Group Reference

LibreOffice LibreOffice 7.3 SDK API Reference

Variables
com::sun::star::packages::zip::ZipConstants Constant Group Referencepublished

defines the constants used by the ZIP interfaces. More...

## Variables
const short | DEFLATED = 8
| Compression method for the deflate algorithm (the only one currently supported). More...
const short | NO_COMPRESSION = 0
| Compression level for no compression. More...
const short | BEST_SPEED = 1
| Compression level for fastest compression. More...
const short | BEST_COMPRESSION = 9
| Compression level for best compression. More...
const short | DEFAULT_COMPRESSION = -1
| Default compression level. More...
const short | FILTERED = 1
| Compression strategy best used for data consisting mostly of small values with a somewhat random distribution. More...
const short | HUFFMAN_ONLY = 2
| Compression strategy for Huffman coding only. More...
const short | DEFAULT_STRATEGY = 0
| Default compression strategy. More...
const short | STORED = 0
| entry is uncompressed More...
const short | DEF_MEM_LEVEL = 8
| entry is uncompressed More...
const long | LOCSIG = 0x04034b50
| Header Signature: "PK\003\004". More...
const long | EXTSIG = 0x08074b50
| Header Signature: "PK\007\008". More...
const long | CENSIG = 0x02014b50
| Header Signature: "PK\001\002". More...
const long | ENDSIG = 0x06054b50
| Header Signature: "PK\005\006". More...
const long | SPANSIG = 0x08074b50
| Header Signature: "PK\007\008". More...
const short | LOCHDR = 30
| LOC header size in bytes (including signatures) More...
const short | EXTHDR = 16
| EXT header size in bytes (including signatures) More...
const short | CENHDR = 46
| CEN header size in bytes (including signatures) More...
const short | ENDHDR = 22
| END header size in bytes (including signatures) More...
const short | LOCVER = 4
| LOC LOC LOC. More...
const short | LOCFLG = 6
| LOC header field "general purpose bit flags" offset. More...
const short | LOCHOW = 8
| LOC header field "compression method" offset. More...
const short | LOCTIM = 10
| LOC header field "modification time" offset. More...
const short | LOCCRC = 14
| LOC header field "CRC of uncompressed data" offset. More...
const short | LOCSIZ = 18
| LOC header field "compressed data size" offset. More...
const short | LOCLEN = 22
| LOC header field "uncompressed data size" offset. More...
const short | LOCNAM = 26
| LOC header field "filename length" offset. More...
const short | LOCEXT = 28
| LOC header field "extra field length" offset. More...
const short | EXTCRC = 4
| EXT header field "CRC of uncompressed data" offsets. More...
const short | EXTSIZ = 8
| EXT header field "compressed size" offsets. More...
const short | EXTLEN = 12
| EXT header field "uncompressed size" offsets. More...
const short | CENVEM = 4
| CEN header field "version made by" offset. More...
const short | CENVER = 6
| CEN header field "version needed to extract" offset. More...
const short | CENFLG = 8
| CEN header field "general purpose bit flags" offset. More...
const short | CENHOW = 10
| CEN header field "compression method" offset. More...
const short | CENTIM = 12
| CEN header field "modification time" offset. More...
const short | CENDAT = 14
| CEN header field "modification time" offset. More...
const short | CENCRC = 16
| CEN header field "CRC of uncompressed data" offset. More...
const short | CENSIZ = 20
| CEN header field "compressed size" offset. More...
const short | CENLEN = 24
| CEN header field "uncompressed size" offset. More...
const short | CENNAM = 28
| CEN header field "length of filename" offset. More...
const short | CENEXT = 30
| CEN header field "length of extra field" offset. More...
const short | CENCOM = 32
| CEN header field "file comment length" offset. More...
const short | CENDSK = 34
| CEN header field "disk number start" offset. More...
const short | CENATT = 36
| CEN header field "internal file attributes" offset. More...
const short | CENATX = 38
| CEN header field "external file attributes" offset. More...
const short | CENOFF = 42
| CEN header field "offset of local header" offset. More...
const short | ENDSUB = 8
| END header field "number of entries on this disk" offset. More...
const short | ENDTOT = 10
| END header field "total number of entries" offset. More...
const short | ENDSIZ = 12
| END header field "central directory size" offset. More...
const short | ENDOFF = 16
| END header field "central directory offset" offset. More...
const short | ENDCOM = 20
| END header field "size of zip file comment" offset. More...

## Detailed Description

defines the constants used by the ZIP interfaces.

## Variable Documentation

## ◆ BEST_COMPRESSION

const short BEST_COMPRESSION = 9

Compression level for best compression.

## ◆ BEST_SPEED

const short BEST_SPEED = 1

Compression level for fastest compression.

## ◆ CENATT

const short CENATT = 36

CEN header field "internal file attributes" offset.

## ◆ CENATX

const short CENATX = 38

CEN header field "external file attributes" offset.

## ◆ CENCOM

const short CENCOM = 32

CEN header field "file comment length" offset.

## ◆ CENCRC

const short CENCRC = 16

CEN header field "CRC of uncompressed data" offset.

## ◆ CENDAT

const short CENDAT = 14

CEN header field "modification time" offset.

## ◆ CENDSK

const short CENDSK = 34

CEN header field "disk number start" offset.

## ◆ CENEXT

const short CENEXT = 30

CEN header field "length of extra field" offset.

## ◆ CENFLG

const short CENFLG = 8

CEN header field "general purpose bit flags" offset.

## ◆ CENHDR

const short CENHDR = 46

CEN header size in bytes (including signatures)

## ◆ CENHOW

const short CENHOW = 10

CEN header field "compression method" offset.

## ◆ CENLEN

const short CENLEN = 24

CEN header field "uncompressed size" offset.

## ◆ CENNAM

const short CENNAM = 28

CEN header field "length of filename" offset.

## ◆ CENOFF

const short CENOFF = 42

CEN header field "offset of local header" offset.

## ◆ CENSIG

const long CENSIG = 0x02014b50

Header Signature: "PK\001\002".

## ◆ CENSIZ

const short CENSIZ = 20

CEN header field "compressed size" offset.

## ◆ CENTIM

const short CENTIM = 12

CEN header field "modification time" offset.

## ◆ CENVEM

const short CENVEM = 4

CEN header field "version made by" offset.

## ◆ CENVER

const short CENVER = 6

CEN header field "version needed to extract" offset.

## ◆ DEF_MEM_LEVEL

const short DEF_MEM_LEVEL = 8

entry is uncompressed

## ◆ DEFAULT_COMPRESSION

const short DEFAULT_COMPRESSION = -1

Default compression level.

## ◆ DEFAULT_STRATEGY

const short DEFAULT_STRATEGY = 0

Default compression strategy.

## ◆ DEFLATED

const short DEFLATED = 8

Compression method for the deflate algorithm (the only one currently supported).

## ◆ ENDCOM

const short ENDCOM = 20

END header field "size of zip file comment" offset.

## ◆ ENDHDR

const short ENDHDR = 22

END header size in bytes (including signatures)

## ◆ ENDOFF

const short ENDOFF = 16

END header field "central directory offset" offset.

## ◆ ENDSIG

const long ENDSIG = 0x06054b50

Header Signature: "PK\005\006".

## ◆ ENDSIZ

const short ENDSIZ = 12

END header field "central directory size" offset.

## ◆ ENDSUB

const short ENDSUB = 8

END header field "number of entries on this disk" offset.

## ◆ ENDTOT

const short ENDTOT = 10

END header field "total number of entries" offset.

## ◆ EXTCRC

const short EXTCRC = 4

EXT header field "CRC of uncompressed data" offsets.

## ◆ EXTHDR

const short EXTHDR = 16

EXT header size in bytes (including signatures)

## ◆ EXTLEN

const short EXTLEN = 12

EXT header field "uncompressed size" offsets.

## ◆ EXTSIG

const long EXTSIG = 0x08074b50

Header Signature: "PK\007\008".

## ◆ EXTSIZ

const short EXTSIZ = 8

EXT header field "compressed size" offsets.

## ◆ FILTERED

const short FILTERED = 1

Compression strategy best used for data consisting mostly of small values with a somewhat random distribution.

Forces more Huffman coding and less string matching.

## ◆ HUFFMAN_ONLY

const short HUFFMAN_ONLY = 2

Compression strategy for Huffman coding only.

## ◆ LOCCRC

const short LOCCRC = 14

LOC header field "CRC of uncompressed data" offset.

## ◆ LOCEXT

const short LOCEXT = 28

LOC header field "extra field length" offset.

## ◆ LOCFLG

const short LOCFLG = 6

LOC header field "general purpose bit flags" offset.

## ◆ LOCHDR

const short LOCHDR = 30

LOC header size in bytes (including signatures)

## ◆ LOCHOW

const short LOCHOW = 8

LOC header field "compression method" offset.

## ◆ LOCLEN

const short LOCLEN = 22

LOC header field "uncompressed data size" offset.

## ◆ LOCNAM

const short LOCNAM = 26

LOC header field "filename length" offset.

## ◆ LOCSIG

const long LOCSIG = 0x04034b50

Header Signature: "PK\003\004".

## ◆ LOCSIZ

const short LOCSIZ = 18

LOC header field "compressed data size" offset.

## ◆ LOCTIM

const short LOCTIM = 10

LOC header field "modification time" offset.

## ◆ LOCVER

const short LOCVER = 4

LOC LOC LOC.

LOC header field "version needed to extract" offset

## ◆ NO_COMPRESSION

const short NO_COMPRESSION = 0

Compression level for no compression.

## ◆ SPANSIG

const long SPANSIG = 0x08074b50

Header Signature: "PK\007\008".

## ◆ STORED

const short STORED = 0

entry is uncompressed