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author | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2014-07-23 15:25:44 +0200 |
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committer | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2014-07-23 15:25:44 +0200 |
commit | 8286ac511144e4f17d34eac9affb97e50646344a (patch) | |
tree | f1af7320d7b6be6be059216d0ad08ac7b4f73fd0 /xsd/examples/cxx/tree/streaming/grammar-input-stream.hxx | |
parent | a15cf65c44d5c224169c32ef5495b68c758134b7 (diff) |
Imported Upstream version 4.0.0upstream/4.0.0
Diffstat (limited to 'xsd/examples/cxx/tree/streaming/grammar-input-stream.hxx')
-rw-r--r-- | xsd/examples/cxx/tree/streaming/grammar-input-stream.hxx | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/xsd/examples/cxx/tree/streaming/grammar-input-stream.hxx b/xsd/examples/cxx/tree/streaming/grammar-input-stream.hxx new file mode 100644 index 0000000..36ef74c --- /dev/null +++ b/xsd/examples/cxx/tree/streaming/grammar-input-stream.hxx @@ -0,0 +1,41 @@ +// file : examples/cxx/tree/streaming/grammar-input-stream.hxx +// author : Boris Kolpackov <boris@codesynthesis.com> +// copyright : not copyrighted - public domain + +#ifndef GRAMMAR_INPUT_STREAM_HXX +#define GRAMMAR_INPUT_STREAM_HXX + +#include <cstddef> +#include <xercesc/util/BinInputStream.hpp> + +// Memory buffer input stream with the special-purpose schema +// grammar decompression. +// +class grammar_input_stream: public xercesc::BinInputStream +{ +public : + grammar_input_stream (const XMLByte* data, std::size_t size); + + virtual XMLFilePos + curPos () const; + + virtual XMLSize_t + readBytes (XMLByte* const buf, const XMLSize_t size); + + virtual const XMLCh* + getContentType () const; + +private : + const XMLByte* data_; + std::size_t size_; + std::size_t pos_; + std::size_t vpos_; + + // Compression data. + // + size_t cseq_; // Number of bytes left in a compression sequence. + bool alt_; // Alternating or sequential sequence. + bool add_zero_; // Add a zero on the next read. +}; + +#endif // GRAMMAR_INPUT_STREAM_HXX |