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authorDaniel Wilhelm <daniel@wili.li>2014-04-18 17:15:16 +0200
committerDaniel Wilhelm <daniel@wili.li>2014-04-18 17:15:16 +0200
commitbd6336c629841c6db3a6ca53a936d629d34db53b (patch)
tree3721ef997864108df175ce677a8a7d4342a6f1d2 /shared/serialize.h
parent4.0 (diff)
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4.1
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-rw-r--r--shared/serialize.h260
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diff --git a/shared/serialize.h b/shared/serialize.h
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--- a/shared/serialize.h
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@@ -1,260 +0,0 @@
-// **************************************************************************
-// * This file is part of the FreeFileSync project. It is distributed under *
-// * GNU General Public License: http://www.gnu.org/licenses/gpl.html *
-// * Copyright (C) 2008-2011 ZenJu (zhnmju123 AT gmx.de) *
-// **************************************************************************
-
-#ifndef SERIALIZE_H_INCLUDED
-#define SERIALIZE_H_INCLUDED
-
-#include <vector>
-#include "file_error.h"
-#include <wx/stream.h>
-#include <memory>
-#include <boost/cstdint.hpp>
-#include "file_io.h"
-
-
-namespace zen
-{
-//unchecked, unformatted serialization
-template <class T> T readPOD (wxInputStream& stream);
-template <class T> void writePOD(wxOutputStream& stream, const T& pod);
-
-template <class S> S readString (wxInputStream& stream);
-template <class S> void writeString(wxOutputStream& stream, const S& str);
-
-
-//############# wxWidgets stream adapter #############
-// can be used as base classes (have virtual destructors)
-class FileInputStream : public wxInputStream
-{
-public:
- FileInputStream(const Zstring& filename) : //throw FileError
- fileObj(filename) {}
-
-private:
- virtual size_t OnSysRead(void* buffer, size_t bufsize)
- {
- return fileObj.read(buffer, bufsize); //throw FileError
- }
-
- zen::FileInput fileObj;
-};
-
-
-class FileOutputStream : public wxOutputStream
-{
-public:
- FileOutputStream(const Zstring& filename) : //throw FileError
- fileObj(filename, zen::FileOutput::ACC_OVERWRITE) {}
-
-private:
- virtual size_t OnSysWrite(const void* buffer, size_t bufsize)
- {
- fileObj.write(buffer, bufsize); //throw FileError
- return bufsize;
- }
-
- zen::FileOutput fileObj;
-};
-
-
-
-class ReadInputStream //throw FileError
-{
-protected:
- ReadInputStream(wxInputStream& stream, const wxString& errorObjName) : stream_(stream), errorObjName_(errorObjName) {}
-
- template <class T>
- T readNumberC() const; //throw FileError, checked read operation
-
- template <class S>
- S readStringC() const; //throw FileError, checked read operation
-
- typedef std::shared_ptr<std::vector<char> > CharArray; //there's no guarantee std::string has a ref-counted implementation... so use this "thing"
- CharArray readArrayC() const; //throw FileError
-
- void check() const;
-
- wxInputStream& getStream()
- {
- return stream_;
- }
-
-private:
- wxInputStream& stream_;
- void throwReadError() const; //throw FileError
- const wxString& errorObjName_; //used for error text only
-};
-
-
-class WriteOutputStream //throw FileError
-{
-protected:
- WriteOutputStream(const wxString& errorObjName, wxOutputStream& stream) : stream_(stream), errorObjName_(errorObjName) {}
-
- template <class T>
- void writeNumberC(T number) const; //throw FileError, checked write operation
-
- template <class S>
- void writeStringC(const S& str) const; //throw FileError, checked write operation
-
- void writeArrayC(const std::vector<char>& buffer) const; //throw FileError
-
- void check() const;
-
- wxOutputStream& getStream()
- {
- return stream_;
- }
-
-private:
- wxOutputStream& stream_;
- void throwWriteError() const; //throw FileError
- const wxString& errorObjName_; //used for error text only!
-};
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-//---------------Inline Implementation---------------------------------------------------
-template <class T>
-inline
-T readPOD(wxInputStream& stream)
-{
- T pod = 0;
- stream.Read(reinterpret_cast<char*>(&pod), sizeof(T));
- return pod;
-}
-
-
-template <class T>
-inline
-void writePOD(wxOutputStream& stream, const T& pod)
-{
- stream.Write(reinterpret_cast<const char*>(&pod), sizeof(T));
-}
-
-
-template <class S>
-inline
-S readString(wxInputStream& stream)
-{
- typedef typename S::value_type CharType;
-
- const auto strLength = readPOD<boost::uint32_t>(stream);
- if (strLength <= 1000)
- {
- CharType buffer[1000];
- stream.Read(buffer, sizeof(CharType) * strLength);
- return S(buffer, strLength);
- }
- else
- {
- std::vector<CharType> buffer(strLength); //throw std::bad_alloc
- stream.Read(&buffer[0], sizeof(CharType) * strLength);
- return S(&buffer[0], strLength);
- }
-}
-
-
-template <class S>
-inline
-void writeString(wxOutputStream& stream, const S& str)
-{
- writePOD(stream, static_cast<boost::uint32_t>(str.length()));
- stream.Write(str.c_str(), sizeof(typename S::value_type) * str.length());
-}
-
-
-inline
-void ReadInputStream::check() const
-{
- if (stream_.GetLastError() != wxSTREAM_NO_ERROR)
- throwReadError();
-}
-
-
-template <class T>
-inline
-T ReadInputStream::readNumberC() const //checked read operation
-{
- T output = readPOD<T>(stream_);
- check();
- return output;
-}
-
-
-template <class S>
-inline
-S ReadInputStream::readStringC() const //checked read operation
-{
- S output;
- try
- {
- output = readString<S>(stream_); //throw (std::bad_alloc)
- check();
- }
- catch (std::exception&)
- {
- throwReadError();
- }
- return output;
-}
-
-
-template <class T>
-inline
-void WriteOutputStream::writeNumberC(T number) const //checked write operation
-{
- writePOD<T>(stream_, number);
- check();
-}
-
-
-template <class S>
-inline
-void WriteOutputStream::writeStringC(const S& str) const //checked write operation
-{
- writeString(stream_, str);
- check();
-}
-
-
-
-inline
-void WriteOutputStream::check() const
-{
- if (stream_.GetLastError() != wxSTREAM_NO_ERROR)
- throwWriteError();
-}
-
-}
-
-#endif //SERIALIZE_H_INCLUDED
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