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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_xmlhelp.hxx"
26 #include <util/Decompressor.hxx>
27 #include <util/CompressorIterator.hxx>
28 
29 using namespace xmlsearch;
30 using namespace xmlsearch::util;
31 
32 const sal_Int32 Decompressor::BitsInByte = 8;
33 const sal_Int32 Decompressor::NBits = 32;
34 
getInteger_(const sal_Int8 * v)35 inline sal_Int32 getInteger_( const sal_Int8* v )
36 {
37     return (((((( (v[0]&0xFF) ) << 8 )
38                 | (v[1]&0xFF) ) << 8 )
39                 | (v[2]&0xFF) ) << 8 )
40                 | (v[3]&0xFF);
41 }
42 
getNextByte()43 sal_Int32 StreamDecompressor::getNextByte()
44 {
45   sal_Int8 a[4];
46   a[0] = a[1] = a[2] = 0;
47   if( in_->readBytes( &a[3],1 ) != -1 )
48     return getInteger_( a );
49   else
50     return -1;
51 }
52