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Diffstat (limited to 'src/libs/7zip/win/CPP/7zip/Archive/MubHandler.cpp')
-rw-r--r--src/libs/7zip/win/CPP/7zip/Archive/MubHandler.cpp266
1 files changed, 0 insertions, 266 deletions
diff --git a/src/libs/7zip/win/CPP/7zip/Archive/MubHandler.cpp b/src/libs/7zip/win/CPP/7zip/Archive/MubHandler.cpp
deleted file mode 100644
index da4df24c9..000000000
--- a/src/libs/7zip/win/CPP/7zip/Archive/MubHandler.cpp
+++ /dev/null
@@ -1,266 +0,0 @@
-// MubHandler.cpp
-
-#include "StdAfx.h"
-
-#include "../../../C/CpuArch.h"
-
-#include "Common/ComTry.h"
-
-#include "Windows/PropVariant.h"
-
-#include "../Common/LimitedStreams.h"
-#include "../Common/ProgressUtils.h"
-#include "../Common/RegisterArc.h"
-#include "../Common/StreamUtils.h"
-
-#include "../Compress/CopyCoder.h"
-
-#define Get32(p) GetBe32(p)
-
-namespace NArchive {
-namespace NMub {
-
-struct CItem
-{
- UInt32 Type;
- UInt32 SubType;
- UInt64 Offset;
- UInt64 Size;
- UInt32 Align;
- bool IsTail;
-};
-
-const UInt32 kNumFilesMax = 10;
-
-class CHandler:
- public IInArchive,
- public IInArchiveGetStream,
- public CMyUnknownImp
-{
- UInt64 _startPos;
- CMyComPtr<IInStream> _stream;
- UInt32 _numItems;
- CItem _items[kNumFilesMax + 1];
- HRESULT Open2(IInStream *stream);
-public:
- MY_UNKNOWN_IMP2(IInArchive, IInArchiveGetStream)
- INTERFACE_IInArchive(;)
- STDMETHOD(GetStream)(UInt32 index, ISequentialInStream **stream);
-};
-
-STATPROPSTG kProps[] =
-{
- { NULL, kpidSize, VT_UI8}
-};
-
-IMP_IInArchive_Props
-IMP_IInArchive_ArcProps_NO
-
-#define MACH_ARCH_ABI64 0x1000000
-#define MACH_MACHINE_386 7
-#define MACH_MACHINE_ARM 12
-#define MACH_MACHINE_SPARC 14
-#define MACH_MACHINE_PPC 18
-
-#define MACH_MACHINE_PPC64 (MACH_MACHINE_PPC | MACH_ARCH_ABI64)
-#define MACH_MACHINE_AMD64 (MACH_MACHINE_386 | MACH_ARCH_ABI64)
-
-STDMETHODIMP CHandler::GetProperty(UInt32 index, PROPID propID, PROPVARIANT *value)
-{
- NWindows::NCOM::CPropVariant prop;
- const CItem &item = _items[index];
- switch(propID)
- {
- case kpidExtension:
- {
- const wchar_t *ext;
- if (item.IsTail)
- ext = L"tail";
- else
- {
- switch(item.Type)
- {
- case MACH_MACHINE_386: ext = L"86"; break;
- case MACH_MACHINE_ARM: ext = L"arm"; break;
- case MACH_MACHINE_SPARC: ext = L"sparc"; break;
- case MACH_MACHINE_PPC: ext = L"ppc"; break;
- case MACH_MACHINE_PPC64: ext = L"ppc64"; break;
- case MACH_MACHINE_AMD64: ext = L"x64"; break;
- default: ext = L"unknown"; break;
- }
- }
- prop = ext;
- break;
- }
- case kpidSize:
- case kpidPackSize:
- prop = (UInt64)item.Size;
- break;
- }
- prop.Detach(value);
- return S_OK;
-}
-
-#define MACH_TYPE_ABI64 (1 << 24)
-#define MACH_SUBTYPE_ABI64 (1 << 31)
-
-HRESULT CHandler::Open2(IInStream *stream)
-{
- RINOK(stream->Seek(0, STREAM_SEEK_SET, &_startPos));
-
- const UInt32 kHeaderSize = 8;
- const UInt32 kRecordSize = 5 * 4;
- const UInt32 kBufSize = kHeaderSize + kNumFilesMax * kRecordSize;
- Byte buf[kBufSize];
- size_t processed = kBufSize;
- RINOK(ReadStream(stream, buf, &processed));
- if (processed < kHeaderSize)
- return S_FALSE;
- UInt32 num = Get32(buf + 4);
- if (Get32(buf) != 0xCAFEBABE || num > kNumFilesMax || processed < kHeaderSize + num * kRecordSize)
- return S_FALSE;
- UInt64 endPosMax = kHeaderSize;
- for (UInt32 i = 0; i < num; i++)
- {
- const Byte *p = buf + kHeaderSize + i * kRecordSize;
- CItem &sb = _items[i];
- sb.IsTail = false;
- sb.Type = Get32(p);
- sb.SubType = Get32(p + 4);
- sb.Offset = Get32(p + 8);
- sb.Size = Get32(p + 12);
- sb.Align = Get32(p + 16);
-
- if ((sb.Type & ~MACH_TYPE_ABI64) >= 0x100 ||
- (sb.SubType & ~MACH_SUBTYPE_ABI64) >= 0x100 ||
- sb.Align > 31)
- return S_FALSE;
-
- UInt64 endPos = (UInt64)sb.Offset + sb.Size;
- if (endPos > endPosMax)
- endPosMax = endPos;
- }
- UInt64 fileSize;
- RINOK(stream->Seek(0, STREAM_SEEK_END, &fileSize));
- fileSize -= _startPos;
- _numItems = num;
- if (fileSize > endPosMax)
- {
- CItem &sb = _items[_numItems++];
- sb.IsTail = true;
- sb.Type = 0;
- sb.SubType = 0;
- sb.Offset = endPosMax;
- sb.Size = fileSize - endPosMax;
- sb.Align = 0;
- }
- return S_OK;
-}
-
-STDMETHODIMP CHandler::Open(IInStream *inStream,
- const UInt64 * /* maxCheckStartPosition */,
- IArchiveOpenCallback * /* openArchiveCallback */)
-{
- COM_TRY_BEGIN
- Close();
- try
- {
- if (Open2(inStream) != S_OK)
- return S_FALSE;
- _stream = inStream;
- }
- catch(...) { return S_FALSE; }
- return S_OK;
- COM_TRY_END
-}
-
-STDMETHODIMP CHandler::Close()
-{
- _stream.Release();
- _numItems = 0;
- return S_OK;
-}
-
-STDMETHODIMP CHandler::GetNumberOfItems(UInt32 *numItems)
-{
- *numItems = _numItems;
- return S_OK;
-}
-
-STDMETHODIMP CHandler::Extract(const UInt32 *indices, UInt32 numItems,
- Int32 testMode, IArchiveExtractCallback *extractCallback)
-{
- COM_TRY_BEGIN
- bool allFilesMode = (numItems == (UInt32)-1);
- if (allFilesMode)
- numItems = _numItems;
- if (numItems == 0)
- return S_OK;
- UInt64 totalSize = 0;
- UInt32 i;
- for (i = 0; i < numItems; i++)
- totalSize += _items[allFilesMode ? i : indices[i]].Size;
- extractCallback->SetTotal(totalSize);
-
- UInt64 currentTotalSize = 0;
-
- NCompress::CCopyCoder *copyCoderSpec = new NCompress::CCopyCoder();
- CMyComPtr<ICompressCoder> copyCoder = copyCoderSpec;
-
- CLocalProgress *lps = new CLocalProgress;
- CMyComPtr<ICompressProgressInfo> progress = lps;
- lps->Init(extractCallback, false);
-
- CLimitedSequentialInStream *streamSpec = new CLimitedSequentialInStream;
- CMyComPtr<ISequentialInStream> inStream(streamSpec);
- streamSpec->SetStream(_stream);
-
- for (i = 0; i < numItems; i++)
- {
- lps->InSize = lps->OutSize = currentTotalSize;
- RINOK(lps->SetCur());
- CMyComPtr<ISequentialOutStream> realOutStream;
- Int32 askMode = testMode ?
- NExtract::NAskMode::kTest :
- NExtract::NAskMode::kExtract;
- UInt32 index = allFilesMode ? i : indices[i];
- const CItem &item = _items[index];
- RINOK(extractCallback->GetStream(index, &realOutStream, askMode));
- currentTotalSize += item.Size;
-
- if (!testMode && !realOutStream)
- continue;
- RINOK(extractCallback->PrepareOperation(askMode));
- if (testMode)
- {
- RINOK(extractCallback->SetOperationResult(NExtract::NOperationResult::kOK));
- continue;
- }
- RINOK(_stream->Seek(_startPos + item.Offset, STREAM_SEEK_SET, NULL));
- streamSpec->Init(item.Size);
- RINOK(copyCoder->Code(inStream, realOutStream, NULL, NULL, progress));
- realOutStream.Release();
- RINOK(extractCallback->SetOperationResult((copyCoderSpec->TotalSize == item.Size) ?
- NExtract::NOperationResult::kOK:
- NExtract::NOperationResult::kDataError));
- }
- return S_OK;
- COM_TRY_END
-}
-
-STDMETHODIMP CHandler::GetStream(UInt32 index, ISequentialInStream **stream)
-{
- COM_TRY_BEGIN
- const CItem &item = _items[index];
- return CreateLimitedInStream(_stream, _startPos + item.Offset, item.Size, stream);
- COM_TRY_END
-}
-
-static IInArchive *CreateArc() { return new CHandler; }
-
-static CArcInfo g_ArcInfo =
- { L"Mub", L"", 0, 0xE2, { 0xCA, 0xFE, 0xBA, 0xBE, 0, 0, 0 }, 7, false, CreateArc, 0 };
-
-REGISTER_ARC(Mub)
-
-}}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-19 13:28:58 +0000