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// Gzip Writer |
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// |
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// Douglas Thrift |
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// |
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// $Id$ |
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|
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#ifndef _GzipWriter_hpp_ |
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#define _GzipWriter_hpp_ |
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|
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#include <cxx/platform.hpp> |
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|
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#ifdef MENES_PRAGMA_ONCE |
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#pragma once |
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#endif |
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|
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#include <api/error.hpp> |
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#include <ios/streams.hpp> |
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|
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#include <errno.h> |
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#include <zlib.h> |
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|
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class Error : public api::Error |
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{ |
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int code; |
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cse::String message; |
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public: |
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Error(gzFile file) : message(::gzerror(file, &code)) |
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{ |
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// if (code == Z_ERRNO) |
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} |
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|
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virtual int GetNumber() const |
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{ |
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return code; |
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} |
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|
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virtual cse::String GetMessage() const |
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{ |
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return message; |
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} |
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}; |
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|
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_finline gzFile CheckError(gzFile status) |
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{ |
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if (status == NULL) |
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throw Error(status); |
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|
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return status; |
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} |
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|
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_finline int CheckError(int status, gzFile file) |
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{ |
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if (status != Z_OK) |
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throw Error(file); |
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|
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return status; |
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} |
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|
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class GzipWriter : public ios::Writer |
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{ |
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gzFile file; |
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public: |
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GzipWriter(const cse::String &path); |
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virtual ~GzipWriter(); |
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virtual size_t Write(const byte_t *data, size_t length); |
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virtual void Flush(); |
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}; |
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|
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#endif//_GzipWriter_hpp_ |
