xref: /trunk/main/xmlhelp/source/cxxhelp/inc/util/RandomAccessStream.hxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)
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27 #ifndef _XMLEARCH_UTIL_RANDOMACCESSSTREAM_HXX_
28 #define _XMLEARCH_UTIL_RANDOMACCESSSTREAM_HXX_
29 
30 #include <osl/file.hxx>
31 
32 namespace xmlsearch {
33 
34     namespace util {
35 
36 
37         class RandomAccessStream
38         {
39         public:
40 
41             virtual ~RandomAccessStream() { };
42 
43             // The calle is responsible for allocating the buffer
44             virtual void seek( sal_Int32 ) = 0;
45             virtual sal_Int32 readBytes( sal_Int8*,sal_Int32 ) = 0;
46             virtual void writeBytes( sal_Int8*, sal_Int32 ) = 0;
47             virtual sal_Int32 length() = 0;
48             virtual void close() = 0;
49 
50 
51         protected:
52 
53             enum OPENFLAG { Read = OpenFlag_Read,
54                             Write = OpenFlag_Write,
55                             Create = OpenFlag_Create };
56 
57         };
58 
59 
60     }
61 }
62 
63 #endif
64