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author | 2015-01-11 08:10:25 +0100 | |
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committer | 2015-01-11 08:10:25 +0100 | |
commit | 6a23c2f3b766cf4fc7028628f76b5ff9396383f0 (patch) | |
tree | a01e16637118ae0c80f337119898bdf18f081e24 /3rdparty/lzma/CPP/7zip/Archive/7z/7zEncode.cpp | |
parent | 45ac9b351e0076c371de4c7453f59567b27b1cb6 (diff) |
Added full lzma sdk source (nw)
Diffstat (limited to '3rdparty/lzma/CPP/7zip/Archive/7z/7zEncode.cpp')
-rw-r--r-- | 3rdparty/lzma/CPP/7zip/Archive/7z/7zEncode.cpp | 452 |
1 files changed, 452 insertions, 0 deletions
diff --git a/3rdparty/lzma/CPP/7zip/Archive/7z/7zEncode.cpp b/3rdparty/lzma/CPP/7zip/Archive/7z/7zEncode.cpp new file mode 100644 index 00000000000..614f9913d15 --- /dev/null +++ b/3rdparty/lzma/CPP/7zip/Archive/7z/7zEncode.cpp @@ -0,0 +1,452 @@ +// 7zEncode.cpp + +#include "StdAfx.h" + +#include "../../Common/CreateCoder.h" +#include "../../Common/FilterCoder.h" +#include "../../Common/LimitedStreams.h" +#include "../../Common/InOutTempBuffer.h" +#include "../../Common/ProgressUtils.h" +#include "../../Common/StreamObjects.h" + +#include "7zEncode.h" +#include "7zSpecStream.h" + +static const UInt64 k_Delta = 0x03; +static const UInt64 k_BCJ = 0x03030103; +static const UInt64 k_BCJ2 = 0x0303011B; + +namespace NArchive { +namespace N7z { + +static void ConvertBindInfoToFolderItemInfo(const NCoderMixer::CBindInfo &bindInfo, + const CRecordVector<CMethodId> decompressionMethods, + CFolder &folder) +{ + folder.Coders.Clear(); + // bindInfo.CoderMethodIDs.Clear(); + // folder.OutStreams.Clear(); + folder.PackStreams.Clear(); + folder.BindPairs.Clear(); + int i; + for (i = 0; i < bindInfo.BindPairs.Size(); i++) + { + CBindPair bindPair; + bindPair.InIndex = bindInfo.BindPairs[i].InIndex; + bindPair.OutIndex = bindInfo.BindPairs[i].OutIndex; + folder.BindPairs.Add(bindPair); + } + for (i = 0; i < bindInfo.Coders.Size(); i++) + { + CCoderInfo coderInfo; + const NCoderMixer::CCoderStreamsInfo &coderStreamsInfo = bindInfo.Coders[i]; + coderInfo.NumInStreams = coderStreamsInfo.NumInStreams; + coderInfo.NumOutStreams = coderStreamsInfo.NumOutStreams; + coderInfo.MethodID = decompressionMethods[i]; + folder.Coders.Add(coderInfo); + } + for (i = 0; i < bindInfo.InStreams.Size(); i++) + folder.PackStreams.Add(bindInfo.InStreams[i]); +} + +static HRESULT SetCoderProps2(const CProps &props, const UInt64 *dataSizeReduce, IUnknown *coder) +{ + CMyComPtr<ICompressSetCoderProperties> setCoderProperties; + coder->QueryInterface(IID_ICompressSetCoderProperties, (void **)&setCoderProperties); + if (setCoderProperties) + return props.SetCoderProps(setCoderProperties, dataSizeReduce); + return props.AreThereNonOptionalProps() ? E_INVALIDARG : S_OK; +} + +HRESULT CEncoder::CreateMixerCoder( + DECL_EXTERNAL_CODECS_LOC_VARS + const UInt64 *inSizeForReduce) +{ + _mixerCoderSpec = new NCoderMixer::CCoderMixer2MT; + _mixerCoder = _mixerCoderSpec; + RINOK(_mixerCoderSpec->SetBindInfo(_bindInfo)); + for (int i = 0; i < _options.Methods.Size(); i++) + { + const CMethodFull &methodFull = _options.Methods[i]; + _codersInfo.Add(CCoderInfo()); + CCoderInfo &encodingInfo = _codersInfo.Back(); + encodingInfo.MethodID = methodFull.Id; + CMyComPtr<ICompressCoder> encoder; + CMyComPtr<ICompressCoder2> encoder2; + + + RINOK(CreateCoder( + EXTERNAL_CODECS_LOC_VARS + methodFull.Id, encoder, encoder2, true)); + + if (!encoder && !encoder2) + return E_FAIL; + + CMyComPtr<IUnknown> encoderCommon = encoder ? (IUnknown *)encoder : (IUnknown *)encoder2; + + #ifndef _7ZIP_ST + { + CMyComPtr<ICompressSetCoderMt> setCoderMt; + encoderCommon.QueryInterface(IID_ICompressSetCoderMt, &setCoderMt); + if (setCoderMt) + { + RINOK(setCoderMt->SetNumberOfThreads(_options.NumThreads)); + } + } + #endif + + RINOK(SetCoderProps2(methodFull, inSizeForReduce, encoderCommon)); + + /* + CMyComPtr<ICryptoResetSalt> resetSalt; + encoderCommon.QueryInterface(IID_ICryptoResetSalt, (void **)&resetSalt); + if (resetSalt != NULL) + { + resetSalt->ResetSalt(); + } + */ + + #ifdef EXTERNAL_CODECS + CMyComPtr<ISetCompressCodecsInfo> setCompressCodecsInfo; + encoderCommon.QueryInterface(IID_ISetCompressCodecsInfo, (void **)&setCompressCodecsInfo); + if (setCompressCodecsInfo) + { + RINOK(setCompressCodecsInfo->SetCompressCodecsInfo(codecsInfo)); + } + #endif + + CMyComPtr<ICryptoSetPassword> cryptoSetPassword; + encoderCommon.QueryInterface(IID_ICryptoSetPassword, &cryptoSetPassword); + + if (cryptoSetPassword) + { + CByteBuffer buffer; + const UInt32 sizeInBytes = _options.Password.Length() * 2; + buffer.SetCapacity(sizeInBytes); + for (int i = 0; i < _options.Password.Length(); i++) + { + wchar_t c = _options.Password[i]; + ((Byte *)buffer)[i * 2] = (Byte)c; + ((Byte *)buffer)[i * 2 + 1] = (Byte)(c >> 8); + } + RINOK(cryptoSetPassword->CryptoSetPassword((const Byte *)buffer, sizeInBytes)); + } + + if (encoder) + _mixerCoderSpec->AddCoder(encoder); + else + _mixerCoderSpec->AddCoder2(encoder2); + } + return S_OK; +} + +HRESULT CEncoder::Encode( + DECL_EXTERNAL_CODECS_LOC_VARS + ISequentialInStream *inStream, + const UInt64 *inStreamSize, const UInt64 *inSizeForReduce, + CFolder &folderItem, + ISequentialOutStream *outStream, + CRecordVector<UInt64> &packSizes, + ICompressProgressInfo *compressProgress) +{ + RINOK(EncoderConstr()); + + if (_mixerCoderSpec == NULL) + { + RINOK(CreateMixerCoder(EXTERNAL_CODECS_LOC_VARS inSizeForReduce)); + } + _mixerCoderSpec->ReInit(); + // _mixerCoderSpec->SetCoderInfo(0, NULL, NULL, progress); + + CObjectVector<CInOutTempBuffer> inOutTempBuffers; + CObjectVector<CSequentialOutTempBufferImp *> tempBufferSpecs; + CObjectVector<CMyComPtr<ISequentialOutStream> > tempBuffers; + int numMethods = _bindInfo.Coders.Size(); + int i; + for (i = 1; i < _bindInfo.OutStreams.Size(); i++) + { + inOutTempBuffers.Add(CInOutTempBuffer()); + inOutTempBuffers.Back().Create(); + inOutTempBuffers.Back().InitWriting(); + } + for (i = 1; i < _bindInfo.OutStreams.Size(); i++) + { + CSequentialOutTempBufferImp *tempBufferSpec = new CSequentialOutTempBufferImp; + CMyComPtr<ISequentialOutStream> tempBuffer = tempBufferSpec; + tempBufferSpec->Init(&inOutTempBuffers[i - 1]); + tempBuffers.Add(tempBuffer); + tempBufferSpecs.Add(tempBufferSpec); + } + + for (i = 0; i < numMethods; i++) + _mixerCoderSpec->SetCoderInfo(i, NULL, NULL); + + if (_bindInfo.InStreams.IsEmpty()) + return E_FAIL; + UInt32 mainCoderIndex, mainStreamIndex; + _bindInfo.FindInStream(_bindInfo.InStreams[0], mainCoderIndex, mainStreamIndex); + + if (inStreamSize != NULL) + { + CRecordVector<const UInt64 *> sizePointers; + for (UInt32 i = 0; i < _bindInfo.Coders[mainCoderIndex].NumInStreams; i++) + if (i == mainStreamIndex) + sizePointers.Add(inStreamSize); + else + sizePointers.Add(NULL); + _mixerCoderSpec->SetCoderInfo(mainCoderIndex, &sizePointers.Front(), NULL); + } + + + // UInt64 outStreamStartPos; + // RINOK(stream->Seek(0, STREAM_SEEK_CUR, &outStreamStartPos)); + + CSequentialInStreamSizeCount2 *inStreamSizeCountSpec = new CSequentialInStreamSizeCount2; + CMyComPtr<ISequentialInStream> inStreamSizeCount = inStreamSizeCountSpec; + CSequentialOutStreamSizeCount *outStreamSizeCountSpec = new CSequentialOutStreamSizeCount; + CMyComPtr<ISequentialOutStream> outStreamSizeCount = outStreamSizeCountSpec; + + inStreamSizeCountSpec->Init(inStream); + outStreamSizeCountSpec->SetStream(outStream); + outStreamSizeCountSpec->Init(); + + CRecordVector<ISequentialInStream *> inStreamPointers; + CRecordVector<ISequentialOutStream *> outStreamPointers; + inStreamPointers.Add(inStreamSizeCount); + outStreamPointers.Add(outStreamSizeCount); + for (i = 1; i < _bindInfo.OutStreams.Size(); i++) + outStreamPointers.Add(tempBuffers[i - 1]); + + for (i = 0; i < _codersInfo.Size(); i++) + { + CCoderInfo &encodingInfo = _codersInfo[i]; + + CMyComPtr<ICryptoResetInitVector> resetInitVector; + _mixerCoderSpec->_coders[i].QueryInterface(IID_ICryptoResetInitVector, (void **)&resetInitVector); + if (resetInitVector != NULL) + { + resetInitVector->ResetInitVector(); + } + + CMyComPtr<ICompressWriteCoderProperties> writeCoderProperties; + _mixerCoderSpec->_coders[i].QueryInterface(IID_ICompressWriteCoderProperties, (void **)&writeCoderProperties); + if (writeCoderProperties != NULL) + { + CDynBufSeqOutStream *outStreamSpec = new CDynBufSeqOutStream; + CMyComPtr<ISequentialOutStream> outStream(outStreamSpec); + outStreamSpec->Init(); + writeCoderProperties->WriteCoderProperties(outStream); + outStreamSpec->CopyToBuffer(encodingInfo.Props); + } + } + + UInt32 progressIndex = mainCoderIndex; + + for (i = 0; i + 1 < _codersInfo.Size(); i++) + { + UInt64 m = _codersInfo[i].MethodID; + if (m == k_Delta || m == k_BCJ || m == k_BCJ2) + progressIndex = i + 1; + } + + _mixerCoderSpec->SetProgressCoderIndex(progressIndex); + + RINOK(_mixerCoder->Code(&inStreamPointers.Front(), NULL, 1, + &outStreamPointers.Front(), NULL, outStreamPointers.Size(), compressProgress)); + + ConvertBindInfoToFolderItemInfo(_decompressBindInfo, _decompressionMethods, folderItem); + + packSizes.Add(outStreamSizeCountSpec->GetSize()); + + for (i = 1; i < _bindInfo.OutStreams.Size(); i++) + { + CInOutTempBuffer &inOutTempBuffer = inOutTempBuffers[i - 1]; + RINOK(inOutTempBuffer.WriteToStream(outStream)); + packSizes.Add(inOutTempBuffer.GetDataSize()); + } + + for (i = 0; i < (int)_bindReverseConverter->NumSrcInStreams; i++) + { + int binder = _bindInfo.FindBinderForInStream( + _bindReverseConverter->DestOutToSrcInMap[i]); + UInt64 streamSize; + if (binder < 0) + streamSize = inStreamSizeCountSpec->GetSize(); + else + streamSize = _mixerCoderSpec->GetWriteProcessedSize(binder); + folderItem.UnpackSizes.Add(streamSize); + } + for (i = numMethods - 1; i >= 0; i--) + folderItem.Coders[numMethods - 1 - i].Props = _codersInfo[i].Props; + return S_OK; +} + + +CEncoder::CEncoder(const CCompressionMethodMode &options): + _bindReverseConverter(0), + _constructed(false) +{ + if (options.IsEmpty()) + throw 1; + + _options = options; + _mixerCoderSpec = NULL; +} + +HRESULT CEncoder::EncoderConstr() +{ + if (_constructed) + return S_OK; + if (_options.Methods.IsEmpty()) + { + // it has only password method; + if (!_options.PasswordIsDefined) + throw 1; + if (!_options.Binds.IsEmpty()) + throw 1; + NCoderMixer::CCoderStreamsInfo coderStreamsInfo; + CMethodFull method; + + method.NumInStreams = 1; + method.NumOutStreams = 1; + coderStreamsInfo.NumInStreams = 1; + coderStreamsInfo.NumOutStreams = 1; + method.Id = k_AES; + + _options.Methods.Add(method); + _bindInfo.Coders.Add(coderStreamsInfo); + + _bindInfo.InStreams.Add(0); + _bindInfo.OutStreams.Add(0); + } + else + { + + UInt32 numInStreams = 0, numOutStreams = 0; + int i; + for (i = 0; i < _options.Methods.Size(); i++) + { + const CMethodFull &methodFull = _options.Methods[i]; + NCoderMixer::CCoderStreamsInfo coderStreamsInfo; + coderStreamsInfo.NumInStreams = methodFull.NumOutStreams; + coderStreamsInfo.NumOutStreams = methodFull.NumInStreams; + if (_options.Binds.IsEmpty()) + { + if (i < _options.Methods.Size() - 1) + { + NCoderMixer::CBindPair bindPair; + bindPair.InIndex = numInStreams + coderStreamsInfo.NumInStreams; + bindPair.OutIndex = numOutStreams; + _bindInfo.BindPairs.Add(bindPair); + } + else + _bindInfo.OutStreams.Insert(0, numOutStreams); + for (UInt32 j = 1; j < coderStreamsInfo.NumOutStreams; j++) + _bindInfo.OutStreams.Add(numOutStreams + j); + } + + numInStreams += coderStreamsInfo.NumInStreams; + numOutStreams += coderStreamsInfo.NumOutStreams; + + _bindInfo.Coders.Add(coderStreamsInfo); + } + + if (!_options.Binds.IsEmpty()) + { + for (i = 0; i < _options.Binds.Size(); i++) + { + NCoderMixer::CBindPair bindPair; + const CBind &bind = _options.Binds[i]; + bindPair.InIndex = _bindInfo.GetCoderInStreamIndex(bind.InCoder) + bind.InStream; + bindPair.OutIndex = _bindInfo.GetCoderOutStreamIndex(bind.OutCoder) + bind.OutStream; + _bindInfo.BindPairs.Add(bindPair); + } + for (i = 0; i < (int)numOutStreams; i++) + if (_bindInfo.FindBinderForOutStream(i) == -1) + _bindInfo.OutStreams.Add(i); + } + + for (i = 0; i < (int)numInStreams; i++) + if (_bindInfo.FindBinderForInStream(i) == -1) + _bindInfo.InStreams.Add(i); + + if (_bindInfo.InStreams.IsEmpty()) + throw 1; // this is error + + // Make main stream first in list + int inIndex = _bindInfo.InStreams[0]; + for (;;) + { + UInt32 coderIndex, coderStreamIndex; + _bindInfo.FindInStream(inIndex, coderIndex, coderStreamIndex); + UInt32 outIndex = _bindInfo.GetCoderOutStreamIndex(coderIndex); + int binder = _bindInfo.FindBinderForOutStream(outIndex); + if (binder >= 0) + { + inIndex = _bindInfo.BindPairs[binder].InIndex; + continue; + } + for (i = 0; i < _bindInfo.OutStreams.Size(); i++) + if (_bindInfo.OutStreams[i] == outIndex) + { + _bindInfo.OutStreams.Delete(i); + _bindInfo.OutStreams.Insert(0, outIndex); + break; + } + break; + } + + if (_options.PasswordIsDefined) + { + int numCryptoStreams = _bindInfo.OutStreams.Size(); + + for (i = 0; i < numCryptoStreams; i++) + { + NCoderMixer::CBindPair bindPair; + bindPair.InIndex = numInStreams + i; + bindPair.OutIndex = _bindInfo.OutStreams[i]; + _bindInfo.BindPairs.Add(bindPair); + } + _bindInfo.OutStreams.Clear(); + + /* + if (numCryptoStreams == 0) + numCryptoStreams = 1; + */ + + for (i = 0; i < numCryptoStreams; i++) + { + NCoderMixer::CCoderStreamsInfo coderStreamsInfo; + CMethodFull method; + method.NumInStreams = 1; + method.NumOutStreams = 1; + coderStreamsInfo.NumInStreams = method.NumOutStreams; + coderStreamsInfo.NumOutStreams = method.NumInStreams; + method.Id = k_AES; + + _options.Methods.Add(method); + _bindInfo.Coders.Add(coderStreamsInfo); + _bindInfo.OutStreams.Add(numOutStreams + i); + } + } + + } + + for (int i = _options.Methods.Size() - 1; i >= 0; i--) + { + const CMethodFull &methodFull = _options.Methods[i]; + _decompressionMethods.Add(methodFull.Id); + } + + _bindReverseConverter = new NCoderMixer::CBindReverseConverter(_bindInfo); + _bindReverseConverter->CreateReverseBindInfo(_decompressBindInfo); + _constructed = true; + return S_OK; +} + +CEncoder::~CEncoder() +{ + delete _bindReverseConverter; +} + +}} |