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Diffstat (limited to 'cpp/src/Ice/StringConverter.cpp')
| -rw-r--r-- | cpp/src/Ice/StringConverter.cpp | 452 |
1 files changed, 0 insertions, 452 deletions
diff --git a/cpp/src/Ice/StringConverter.cpp b/cpp/src/Ice/StringConverter.cpp deleted file mode 100644 index 4c6696b5434..00000000000 --- a/cpp/src/Ice/StringConverter.cpp +++ /dev/null @@ -1,452 +0,0 @@ -// ********************************************************************** -// -// Copyright (c) 2003-2014 ZeroC, Inc. All rights reserved. -// -// This copy of Ice is licensed to you under the terms described in the -// ICE_LICENSE file included in this distribution. -// -// ********************************************************************** - -#include <Ice/StringConverter.h> -#include <IceUtil/IceUtil.h> -#include <IceUtil/StringUtil.h> -#include <IceUtil/ScopedArray.h> -#include <Ice/Initialize.h> -#include <Ice/Instance.h> -#include <Ice/LocalException.h> -#include <Ice/LoggerUtil.h> -#include <Ice/Communicator.h> - -#ifndef _WIN32 -#include <Ice/IconvStringConverter.h> -#endif - -#ifdef __MINGW32__ -# include <limits.h> -#endif - -using namespace IceUtil; -using namespace IceUtilInternal; -using namespace std; - -namespace -{ - -class UTF8BufferI : public Ice::UTF8Buffer -{ -public: - - UTF8BufferI() : - _buffer(0), - _offset(0) - { - } - - ~UTF8BufferI() - { - free(_buffer); - } - - Ice::Byte* getMoreBytes(size_t howMany, Byte* firstUnused) - { - if(_buffer == 0) - { - _buffer = (Byte*)malloc(howMany); - } - else - { - assert(firstUnused != 0); - _offset = firstUnused - _buffer; - _buffer = (Byte*)realloc(_buffer, _offset + howMany); - } - - if(!_buffer) - { - throw std::bad_alloc(); - } - return _buffer + _offset; - } - - Ice::Byte* getBuffer() - { - return _buffer; - } - - void reset() - { - free(_buffer); - _buffer = 0; - _offset = 0; - } - -private: - - Ice::Byte* _buffer; - size_t _offset; -}; -} - - - -namespace Ice -{ - -UnicodeWstringConverter::UnicodeWstringConverter(ConversionFlags flags) : - _conversionFlags(flags) -{ -} - -Byte* -UnicodeWstringConverter::toUTF8(const wchar_t* sourceStart, - const wchar_t* sourceEnd, - UTF8Buffer& buffer) const -{ - // - // The "chunk size" is the maximum of the number of characters in the - // source and 6 (== max bytes necessary to encode one Unicode character). - // - size_t chunkSize = std::max<size_t>(static_cast<size_t>(sourceEnd - sourceStart), 6); - - Byte* targetStart = buffer.getMoreBytes(chunkSize, 0); - Byte* targetEnd = targetStart + chunkSize; - - ConversionResult result; - - while((result = - convertUTFWstringToUTF8(sourceStart, sourceEnd, - targetStart, targetEnd, _conversionFlags)) - == targetExhausted) - { - targetStart = buffer.getMoreBytes(chunkSize, targetStart); - targetEnd = targetStart + chunkSize; - } - - switch(result) - { - case conversionOK: - break; - case sourceExhausted: - throw StringConversionException(__FILE__, __LINE__, "wide string source exhausted"); - case sourceIllegal: - throw StringConversionException(__FILE__, __LINE__, "wide string source illegal"); - default: - { - assert(0); - throw StringConversionException(__FILE__, __LINE__); - } - } - return targetStart; -} - - -void -UnicodeWstringConverter::fromUTF8(const Byte* sourceStart, const Byte* sourceEnd, - wstring& target) const -{ - if(sourceStart == sourceEnd) - { - target = L""; - return; - } - - ConversionResult result = - convertUTF8ToUTFWstring(sourceStart, sourceEnd, target, _conversionFlags); - - switch(result) - { - case conversionOK: - break; - case sourceExhausted: - throw StringConversionException(__FILE__, __LINE__, "UTF-8 string source exhausted"); - case sourceIllegal: - throw StringConversionException(__FILE__, __LINE__, "UTF-8 string source illegal"); - default: - { - assert(0); - throw StringConversionException(__FILE__, __LINE__); - } - } -} - -#ifdef _WIN32 -WindowsStringConverter::WindowsStringConverter(unsigned int cp) : - _cp(cp) -{ -} - -Byte* -WindowsStringConverter::toUTF8(const char* sourceStart, - const char* sourceEnd, - UTF8Buffer& buffer) const -{ - // - // First convert to UTF-16 - // - int sourceSize = static_cast<int>(sourceEnd - sourceStart); - if(sourceSize == 0) - { - return buffer.getMoreBytes(1, 0); - } - - int size = 0; - int writtenWchar = 0; - ScopedArray<wchar_t> wbuffer; - do - { - size = size == 0 ? sourceSize + 2 : 2 * size; - wbuffer.reset(new wchar_t[size]); - - writtenWchar = MultiByteToWideChar(_cp, MB_ERR_INVALID_CHARS, sourceStart, - sourceSize, wbuffer.get(), size); - } while(writtenWchar == 0 && GetLastError() == ERROR_INSUFFICIENT_BUFFER); - - if(writtenWchar == 0) - { - throw StringConversionException(__FILE__, __LINE__, IceUtilInternal::lastErrorToString()); - } - - // - // Then convert this UTF-16 wbuffer into UTF-8 - // - return _unicodeWstringConverter.toUTF8(wbuffer.get(), wbuffer.get() + writtenWchar, buffer); -} - -void -WindowsStringConverter::fromUTF8(const Byte* sourceStart, const Byte* sourceEnd, - string& target) const -{ - if(sourceStart == sourceEnd) - { - target = ""; - return; - } - - // - // First convert to wstring (UTF-16) - // - wstring wtarget; - _unicodeWstringConverter.fromUTF8(sourceStart, sourceEnd, wtarget); - - // - // And then to a multi-byte narrow string - // - int size = 0; - int writtenChar = 0; - ScopedArray<char> buffer; - do - { - size = size == 0 ? static_cast<int>(sourceEnd - sourceStart) + 2 : 2 * size; - buffer.reset(new char[size]); - writtenChar = WideCharToMultiByte(_cp, 0, wtarget.data(), static_cast<int>(wtarget.size()), - buffer.get(), size, 0, 0); - } while(writtenChar == 0 && GetLastError() == ERROR_INSUFFICIENT_BUFFER); - - if(writtenChar == 0) - { - throw StringConversionException(__FILE__, __LINE__, IceUtilInternal::lastErrorToString()); - } - - target.assign(buffer.get(), writtenChar); -} - -#endif - -StringConverterPlugin::StringConverterPlugin(const CommunicatorPtr& communicator, - const StringConverterPtr& stringConverter, - const WstringConverterPtr& wstringConverter) -{ - if(communicator == 0) - { - throw PluginInitializationException(__FILE__, __LINE__, "Communicator cannot be null"); - } - - IceInternal::InstancePtr instance = IceInternal::getInstance(communicator); - - if(stringConverter != 0) - { - instance->setStringConverter(stringConverter); - } - if(wstringConverter != 0) - { - instance->setWstringConverter(wstringConverter); - } -} - -void -StringConverterPlugin::initialize() -{ -} - -void -StringConverterPlugin::destroy() -{ -} - -} - -// -// The entry point for the "string converter" plug-in built-in the Ice library -// -extern "C" -{ - -using namespace Ice; - -ICE_DECLSPEC_EXPORT Plugin* -createStringConverter(const CommunicatorPtr& communicator, const string& name, const StringSeq& args) -{ - StringConverterPtr stringConverter; - WstringConverterPtr wstringConverter; - - if(args.size() > 2) - { - Error out(communicator->getLogger()); - out << "Plugin " << name << ": too many arguments"; - return 0; - } - - try - { - -#ifdef _WIN32 - - int cp = -1; - - for(size_t i = 0; i < args.size(); ++i) - { - if(args[i].find("windows=") == 0) - { - cp = atoi(args[i].substr(strlen("windows=")).c_str()); - } - else if(args[i].find("iconv=") != 0) - { - Error out(communicator->getLogger()); - out << "Plugin " << name << ": invalid \"" << args[i] << "\" argument"; - return 0; - } - } - - if(cp == -1) - { - Error out(communicator->getLogger()); - out << "Plugin " << name << ": missing windows=<code page> argument"; - return 0; - } - - if(cp == 0 || cp == INT_MAX || cp < 0) - { - Error out(communicator->getLogger()); - out << "Plugin " << name << ": invalid Windows code page"; - return 0; - } - - stringConverter = new WindowsStringConverter(static_cast<unsigned int>(cp)); -#else - StringSeq iconvArgs; - - for(size_t i = 0; i < args.size(); ++i) - { - if(args[i].find("iconv=") == 0) - { - if(!IceUtilInternal::splitString(args[i].substr(strlen("iconv=")), ", \t\r\n", iconvArgs)) - { - Error out(communicator->getLogger()); - out << "Plugin " << name << ": invalid iconv argument"; - return 0; - } - } - else if(args[i].find("windows=") != 0) - { - Error out(communicator->getLogger()); - out << "Plugin " << name << ": invalid \"" << args[i] << "\" argument"; - return 0; - } - } - - switch(iconvArgs.size()) - { - case 0: - { - stringConverter = new IconvStringConverter<char>; - break; - } - case 1: - { - stringConverter = new IconvStringConverter<char>(iconvArgs[0].c_str()); - break; - } - case 2: - { - stringConverter = new IconvStringConverter<char>(iconvArgs[0].c_str()); - wstringConverter = new IconvStringConverter<wchar_t>(iconvArgs[1].c_str()); - break; - } - default: - { - assert(0); - } - } - -#endif - - return new StringConverterPlugin(communicator, stringConverter, wstringConverter); - } - catch(const std::exception& ex) - { - Error out(communicator->getLogger()); - out << "Plugin " << name << ": creation failed with " << ex.what(); - return 0; - } - catch(...) - { - Error out(communicator->getLogger()); - out << "Plugin " << name << ": creation failed with unknown exception"; - return 0; - } -} -} - -string -Ice::nativeToUTF8(const Ice::StringConverterPtr& converter, const string& str) -{ - if(!converter) - { - return str; - } - if(str.empty()) - { - return str; - } - UTF8BufferI buffer; - Ice::Byte* last = converter->toUTF8(str.data(), str.data() + str.size(), buffer); - return string(reinterpret_cast<const char*>(buffer.getBuffer()), last - buffer.getBuffer()); -} - -string -Ice::nativeToUTF8(const Ice::CommunicatorPtr& ic, const string& str) -{ - return nativeToUTF8(IceInternal::getInstance(ic)->initializationData().stringConverter, str); -} - -string -Ice::UTF8ToNative(const Ice::StringConverterPtr& converter, const string& str) -{ - if(!converter) - { - return str; - } - if(str.empty()) - { - return str; - } - string tmp; - converter->fromUTF8(reinterpret_cast<const Ice::Byte*>(str.data()), - reinterpret_cast<const Ice::Byte*>(str.data() + str.size()), tmp); - return tmp; -} - -string -Ice::UTF8ToNative(const Ice::CommunicatorPtr& ic, const std::string& str) -{ - return UTF8ToNative(IceInternal::getInstance(ic)->initializationData().stringConverter, str); -} |