package IO::Compress::Lzop::Constants ;
use strict ;
use warnings;
use bytes;
require Exporter;
our ($VERSION, @ISA, @EXPORT);
$VERSION = '2.074';
@ISA = qw(Exporter);
@EXPORT= qw(
SIGNATURE
M_LZO1X_1
M_LZO1X_1_15
M_LZO1X_999
M_NRV1A
M_NRV1B
M_NRV2A
M_NRV2B
M_NRV2D
M_ZLIB
F_ADLER32_D
F_ADLER32_C
F_STDIN
F_STDOUT
F_NAME_DEFAULT
F_DOSISH
F_H_EXTRA_FIELD
F_H_GMTDIFF
F_CRC32_D
F_CRC32_C
F_MULTIPART
F_H_FILTER
F_H_CRC32
F_H_PATH
F_MASK
F_OS_FAT
F_OS_AMIGA
F_OS_VMS
F_OS_UNIX
F_OS_VM_CMS
F_OS_ATARI
F_OS_OS2
F_OS_MAC9
F_OS_Z_SYSTEM
F_OS_CPM
F_OS_TOPS20
F_OS_NTFS
F_OS_QDOS
F_OS_ACORN
F_OS_VFAT
F_OS_MFS
F_OS_BEOS
F_OS_TANDEM
F_OS_SHIFT
F_OS_MASK
F_CS_NATIVE
F_CS_LATIN1
F_CS_DOS
F_CS_WIN32
F_CS_WIN16
F_CS_UTF8
F_CS_SHIFT
F_CS_MASK
F_RESERVED
BLOCK_SIZE
MAX_BLOCK_SIZE
FLAG_CRC_COMP
FLAG_CRC_UNCOMP
);
use constant SIGNATURE => "\x89\x4c\x5a\x4f\x00\x0d\x0a\x1a\x0a";
use constant M_LZO1X_1 => 1;
use constant M_LZO1X_1_15 => 2;
use constant M_LZO1X_999 => 3;
use constant M_NRV1A => 0x1a;
use constant M_NRV1B => 0x1b;
use constant M_NRV2A => 0x2a;
use constant M_NRV2B => 0x2b;
use constant M_NRV2D => 0x2d;
use constant M_ZLIB => 128;
# header flags
use constant F_ADLER32_D => 0x00000001;
use constant F_ADLER32_C => 0x00000002;
use constant F_STDIN => 0x00000004;
use constant F_STDOUT => 0x00000008;
use constant F_NAME_DEFAULT => 0x00000010;
use constant F_DOSISH => 0x00000020;
use constant F_H_EXTRA_FIELD => 0x00000040;
use constant F_H_GMTDIFF => 0x00000080;
use constant F_CRC32_D => 0x00000100;
use constant F_CRC32_C => 0x00000200;
use constant F_MULTIPART => 0x00000400;
use constant F_H_FILTER => 0x00000800;
use constant F_H_CRC32 => 0x00001000;
use constant F_H_PATH => 0x00002000;
use constant F_MASK => 0x00003FFF;
use constant F_OS_FAT => 0x00000000; # DOS, OS2, Win95
use constant F_OS_AMIGA => 0x01000000;
use constant F_OS_VMS => 0x02000000;
use constant F_OS_UNIX => 0x03000000;
use constant F_OS_VM_CMS => 0x04000000;
use constant F_OS_ATARI => 0x05000000;
use constant F_OS_OS2 => 0x06000000; # OS2
use constant F_OS_MAC9 => 0x07000000;
use constant F_OS_Z_SYSTEM => 0x08000000;
use constant F_OS_CPM => 0x09000000;
use constant F_OS_TOPS20 => 0x0a000000;
use constant F_OS_NTFS => 0x0b000000; # Win NT/2000/XP
use constant F_OS_QDOS => 0x0c000000;
use constant F_OS_ACORN => 0x0d000000;
use constant F_OS_VFAT => 0x0e000000; # Win32
use constant F_OS_MFS => 0x0f000000;
use constant F_OS_BEOS => 0x10000000;
use constant F_OS_TANDEM => 0x11000000;
use constant F_OS_SHIFT => 24;
use constant F_OS_MASK => 0xff000000;
# character set for file name encoding [mostly unused]
use constant F_CS_NATIVE => 0x00000000;
use constant F_CS_LATIN1 => 0x00100000;
use constant F_CS_DOS => 0x00200000;
use constant F_CS_WIN32 => 0x00300000;
use constant F_CS_WIN16 => 0x00400000;
use constant F_CS_UTF8 => 0x00500000; # filename is UTF-8 encoded
use constant F_CS_SHIFT => 20;
use constant F_CS_MASK => 0x00f00000;
use constant F_RESERVED => ((F_MASK | F_OS_MASK | F_CS_MASK) ^ 0xffffffff);
use constant BLOCK_SIZE => 256 * 1024 ;
use constant MAX_BLOCK_SIZE => 64 * 1024 * 1024 ;
use constant FLAG_CRC_COMP => F_ADLER32_C | F_CRC32_C ;
use constant FLAG_CRC_UNCOMP => F_ADLER32_D | F_CRC32_D ;
1;