--- a/misc/libphysfs/lzma/CPP/7zip/UI/Common/LoadCodecs.cpp Wed May 16 18:22:28 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,644 +0,0 @@
-// LoadCodecs.cpp
-
-#include "StdAfx.h"
-
-#include "LoadCodecs.h"
-
-#include "../../../Common/MyCom.h"
-#ifdef NEW_FOLDER_INTERFACE
-#include "../../../Common/StringToInt.h"
-#endif
-#include "../../../Windows/PropVariant.h"
-
-#include "../../ICoder.h"
-#include "../../Common/RegisterArc.h"
-
-#ifdef EXTERNAL_CODECS
-#include "../../../Windows/FileFind.h"
-#include "../../../Windows/DLL.h"
-#ifdef NEW_FOLDER_INTERFACE
-#include "../../../Windows/ResourceString.h"
-static const UINT kIconTypesResId = 100;
-#endif
-
-#ifdef _WIN32
-#include "Windows/Registry.h"
-#endif
-
-using namespace NWindows;
-using namespace NFile;
-
-#ifdef _WIN32
-extern HINSTANCE g_hInstance;
-#endif
-
-static CSysString GetLibraryFolderPrefix()
-{
- #ifdef _WIN32
- TCHAR fullPath[MAX_PATH + 1];
- ::GetModuleFileName(g_hInstance, fullPath, MAX_PATH);
- CSysString path = fullPath;
- int pos = path.ReverseFind(TEXT(CHAR_PATH_SEPARATOR));
- return path.Left(pos + 1);
- #else
- return CSysString(); // FIX IT
- #endif
-}
-
-#define kCodecsFolderName TEXT("Codecs")
-#define kFormatsFolderName TEXT("Formats")
-static TCHAR *kMainDll = TEXT("7z.dll");
-
-#ifdef _WIN32
-static LPCTSTR kRegistryPath = TEXT("Software\\7-zip");
-static LPCTSTR kProgramPathValue = TEXT("Path");
-static bool ReadPathFromRegistry(HKEY baseKey, CSysString &path)
-{
- NRegistry::CKey key;
- if(key.Open(baseKey, kRegistryPath, KEY_READ) == ERROR_SUCCESS)
- if (key.QueryValue(kProgramPathValue, path) == ERROR_SUCCESS)
- {
- NName::NormalizeDirPathPrefix(path);
- return true;
- }
- return false;
-}
-
-#endif
-
-CSysString GetBaseFolderPrefixFromRegistry()
-{
- CSysString moduleFolderPrefix = GetLibraryFolderPrefix();
- NFind::CFileInfo fileInfo;
- if (NFind::FindFile(moduleFolderPrefix + kMainDll, fileInfo))
- if (!fileInfo.IsDirectory())
- return moduleFolderPrefix;
- if (NFind::FindFile(moduleFolderPrefix + kCodecsFolderName, fileInfo))
- if (fileInfo.IsDirectory())
- return moduleFolderPrefix;
- if (NFind::FindFile(moduleFolderPrefix + kFormatsFolderName, fileInfo))
- if (fileInfo.IsDirectory())
- return moduleFolderPrefix;
- #ifdef _WIN32
- CSysString path;
- if (ReadPathFromRegistry(HKEY_CURRENT_USER, path))
- return path;
- if (ReadPathFromRegistry(HKEY_LOCAL_MACHINE, path))
- return path;
- #endif
- return moduleFolderPrefix;
-}
-
-typedef UInt32 (WINAPI *GetNumberOfMethodsFunc)(UInt32 *numMethods);
-typedef UInt32 (WINAPI *GetNumberOfFormatsFunc)(UInt32 *numFormats);
-typedef UInt32 (WINAPI *GetHandlerPropertyFunc)(PROPID propID, PROPVARIANT *value);
-typedef UInt32 (WINAPI *GetHandlerPropertyFunc2)(UInt32 index, PROPID propID, PROPVARIANT *value);
-typedef UInt32 (WINAPI *CreateObjectFunc)(const GUID *clsID, const GUID *iid, void **outObject);
-typedef UInt32 (WINAPI *SetLargePageModeFunc)();
-
-
-static HRESULT GetCoderClass(GetMethodPropertyFunc getMethodProperty, UInt32 index,
- PROPID propId, CLSID &clsId, bool &isAssigned)
-{
- NWindows::NCOM::CPropVariant prop;
- isAssigned = false;
- RINOK(getMethodProperty(index, propId, &prop));
- if (prop.vt == VT_BSTR)
- {
- isAssigned = true;
- clsId = *(const GUID *)prop.bstrVal;
- }
- else if (prop.vt != VT_EMPTY)
- return E_FAIL;
- return S_OK;
-}
-
-HRESULT CCodecs::LoadCodecs()
-{
- CCodecLib &lib = Libs.Back();
- lib.GetMethodProperty = (GetMethodPropertyFunc)lib.Lib.GetProcAddress("GetMethodProperty");
- if (lib.GetMethodProperty == NULL)
- return S_OK;
-
- UInt32 numMethods = 1;
- GetNumberOfMethodsFunc getNumberOfMethodsFunc = (GetNumberOfMethodsFunc)lib.Lib.GetProcAddress("GetNumberOfMethods");
- if (getNumberOfMethodsFunc != NULL)
- {
- RINOK(getNumberOfMethodsFunc(&numMethods));
- }
-
- for(UInt32 i = 0; i < numMethods; i++)
- {
- CDllCodecInfo info;
- info.LibIndex = Libs.Size() - 1;
- info.CodecIndex = i;
-
- RINOK(GetCoderClass(lib.GetMethodProperty, i, NMethodPropID::kEncoder, info.Encoder, info.EncoderIsAssigned));
- RINOK(GetCoderClass(lib.GetMethodProperty, i, NMethodPropID::kDecoder, info.Decoder, info.DecoderIsAssigned));
-
- Codecs.Add(info);
- }
- return S_OK;
-}
-
-static HRESULT ReadProp(
- GetHandlerPropertyFunc getProp,
- GetHandlerPropertyFunc2 getProp2,
- UInt32 index, PROPID propID, NCOM::CPropVariant &prop)
-{
- if (getProp2)
- return getProp2(index, propID, &prop);;
- return getProp(propID, &prop);
-}
-
-static HRESULT ReadBoolProp(
- GetHandlerPropertyFunc getProp,
- GetHandlerPropertyFunc2 getProp2,
- UInt32 index, PROPID propID, bool &res)
-{
- NCOM::CPropVariant prop;
- RINOK(ReadProp(getProp, getProp2, index, propID, prop));
- if (prop.vt == VT_BOOL)
- res = VARIANT_BOOLToBool(prop.boolVal);
- else if (prop.vt != VT_EMPTY)
- return E_FAIL;
- return S_OK;
-}
-
-static HRESULT ReadStringProp(
- GetHandlerPropertyFunc getProp,
- GetHandlerPropertyFunc2 getProp2,
- UInt32 index, PROPID propID, UString &res)
-{
- NCOM::CPropVariant prop;
- RINOK(ReadProp(getProp, getProp2, index, propID, prop));
- if (prop.vt == VT_BSTR)
- res = prop.bstrVal;
- else if (prop.vt != VT_EMPTY)
- return E_FAIL;
- return S_OK;
-}
-
-#endif
-
-static const unsigned int kNumArcsMax = 32;
-static unsigned int g_NumArcs = 0;
-static const CArcInfo *g_Arcs[kNumArcsMax];
-void RegisterArc(const CArcInfo *arcInfo)
-{
- if (g_NumArcs < kNumArcsMax)
- g_Arcs[g_NumArcs++] = arcInfo;
-}
-
-static void SplitString(const UString &srcString, UStringVector &destStrings)
-{
- destStrings.Clear();
- UString s;
- int len = srcString.Length();
- if (len == 0)
- return;
- for (int i = 0; i < len; i++)
- {
- wchar_t c = srcString[i];
- if (c == L' ')
- {
- if (!s.IsEmpty())
- {
- destStrings.Add(s);
- s.Empty();
- }
- }
- else
- s += c;
- }
- if (!s.IsEmpty())
- destStrings.Add(s);
-}
-
-void CArcInfoEx::AddExts(const wchar_t* ext, const wchar_t* addExt)
-{
- UStringVector exts, addExts;
- SplitString(ext, exts);
- if (addExt != 0)
- SplitString(addExt, addExts);
- for (int i = 0; i < exts.Size(); i++)
- {
- CArcExtInfo extInfo;
- extInfo.Ext = exts[i];
- if (i < addExts.Size())
- {
- extInfo.AddExt = addExts[i];
- if (extInfo.AddExt == L"*")
- extInfo.AddExt.Empty();
- }
- Exts.Add(extInfo);
- }
-}
-
-#ifdef EXTERNAL_CODECS
-
-HRESULT CCodecs::LoadFormats()
-{
- const NDLL::CLibrary &lib = Libs.Back().Lib;
- GetHandlerPropertyFunc getProp = 0;
- GetHandlerPropertyFunc2 getProp2 = (GetHandlerPropertyFunc2)
- lib.GetProcAddress("GetHandlerProperty2");
- if (getProp2 == NULL)
- {
- getProp = (GetHandlerPropertyFunc)
- lib.GetProcAddress("GetHandlerProperty");
- if (getProp == NULL)
- return S_OK;
- }
-
- UInt32 numFormats = 1;
- GetNumberOfFormatsFunc getNumberOfFormats = (GetNumberOfFormatsFunc)
- lib.GetProcAddress("GetNumberOfFormats");
- if (getNumberOfFormats != NULL)
- {
- RINOK(getNumberOfFormats(&numFormats));
- }
- if (getProp2 == NULL)
- numFormats = 1;
-
- for(UInt32 i = 0; i < numFormats; i++)
- {
- CArcInfoEx item;
- item.LibIndex = Libs.Size() - 1;
- item.FormatIndex = i;
-
- RINOK(ReadStringProp(getProp, getProp2, i, NArchive::kName, item.Name));
-
- NCOM::CPropVariant prop;
- if (ReadProp(getProp, getProp2, i, NArchive::kClassID, prop) != S_OK)
- continue;
- if (prop.vt != VT_BSTR)
- continue;
- item.ClassID = *(const GUID *)prop.bstrVal;
- prop.Clear();
-
- UString ext, addExt;
- RINOK(ReadStringProp(getProp, getProp2, i, NArchive::kExtension, ext));
- RINOK(ReadStringProp(getProp, getProp2, i, NArchive::kAddExtension, addExt));
- item.AddExts(ext, addExt);
-
- ReadBoolProp(getProp, getProp2, i, NArchive::kUpdate, item.UpdateEnabled);
- if (item.UpdateEnabled)
- ReadBoolProp(getProp, getProp2, i, NArchive::kKeepName, item.KeepName);
-
- if (ReadProp(getProp, getProp2, i, NArchive::kStartSignature, prop) == S_OK)
- if (prop.vt == VT_BSTR)
- {
- UINT len = ::SysStringByteLen(prop.bstrVal);
- item.StartSignature.SetCapacity(len);
- memmove(item.StartSignature, prop.bstrVal, len);
- }
- Formats.Add(item);
- }
- return S_OK;
-}
-
-#ifdef NEW_FOLDER_INTERFACE
-void CCodecLib::LoadIcons()
-{
- UString iconTypes = MyLoadStringW((HMODULE)Lib, kIconTypesResId);
- UStringVector pairs;
- SplitString(iconTypes, pairs);
- for (int i = 0; i < pairs.Size(); i++)
- {
- const UString &s = pairs[i];
- int pos = s.Find(L':');
- if (pos < 0)
- continue;
- CIconPair iconPair;
- const wchar_t *end;
- UString num = s.Mid(pos + 1);
- iconPair.IconIndex = (UInt32)ConvertStringToUInt64(num, &end);
- if (*end != L'\0')
- continue;
- iconPair.Ext = s.Left(pos);
- IconPairs.Add(iconPair);
- }
-}
-
-int CCodecLib::FindIconIndex(const UString &ext) const
-{
- for (int i = 0; i < IconPairs.Size(); i++)
- {
- const CIconPair &pair = IconPairs[i];
- if (ext.CompareNoCase(pair.Ext) == 0)
- return pair.IconIndex;
- }
- return -1;
-}
-#endif
-
-#ifdef _7ZIP_LARGE_PAGES
-extern "C"
-{
- extern SIZE_T g_LargePageSize;
-}
-#endif
-
-HRESULT CCodecs::LoadDll(const CSysString &dllPath)
-{
- {
- NDLL::CLibrary library;
- if (!library.LoadEx(dllPath, LOAD_LIBRARY_AS_DATAFILE))
- return S_OK;
- }
- Libs.Add(CCodecLib());
- CCodecLib &lib = Libs.Back();
- #ifdef NEW_FOLDER_INTERFACE
- lib.Path = dllPath;
- #endif
- bool used = false;
- HRESULT res = S_OK;
- if (lib.Lib.Load(dllPath))
- {
- #ifdef NEW_FOLDER_INTERFACE
- lib.LoadIcons();
- #endif
-
- #ifdef _7ZIP_LARGE_PAGES
- if (g_LargePageSize != 0)
- {
- SetLargePageModeFunc setLargePageMode = (SetLargePageModeFunc)lib.Lib.GetProcAddress("SetLargePageMode");
- if (setLargePageMode != 0)
- setLargePageMode();
- }
- #endif
-
- lib.CreateObject = (CreateObjectFunc)lib.Lib.GetProcAddress("CreateObject");
- if (lib.CreateObject != 0)
- {
- int startSize = Codecs.Size();
- res = LoadCodecs();
- used = (Codecs.Size() != startSize);
- if (res == S_OK)
- {
- startSize = Formats.Size();
- res = LoadFormats();
- used = used || (Formats.Size() != startSize);
- }
- }
- }
- if (!used)
- Libs.DeleteBack();
- return res;
-}
-
-HRESULT CCodecs::LoadDllsFromFolder(const CSysString &folderPrefix)
-{
- NFile::NFind::CEnumerator enumerator(folderPrefix + CSysString(TEXT("*")));
- NFile::NFind::CFileInfo fileInfo;
- while (enumerator.Next(fileInfo))
- {
- if (fileInfo.IsDirectory())
- continue;
- RINOK(LoadDll(folderPrefix + fileInfo.Name));
- }
- return S_OK;
-}
-
-#endif
-
-#ifndef _SFX
-static inline void SetBuffer(CByteBuffer &bb, const Byte *data, int size)
-{
- bb.SetCapacity(size);
- memmove((Byte *)bb, data, size);
-}
-#endif
-
-HRESULT CCodecs::Load()
-{
- Formats.Clear();
- #ifdef EXTERNAL_CODECS
- Codecs.Clear();
- #endif
- for (UInt32 i = 0; i < g_NumArcs; i++)
- {
- const CArcInfo &arc = *g_Arcs[i];
- CArcInfoEx item;
- item.Name = arc.Name;
- item.CreateInArchive = arc.CreateInArchive;
- item.CreateOutArchive = arc.CreateOutArchive;
- item.AddExts(arc.Ext, arc.AddExt);
- item.UpdateEnabled = (arc.CreateOutArchive != 0);
- item.KeepName = arc.KeepName;
-
- #ifndef _SFX
- SetBuffer(item.StartSignature, arc.Signature, arc.SignatureSize);
- #endif
- Formats.Add(item);
- }
- #ifdef EXTERNAL_CODECS
- const CSysString baseFolder = GetBaseFolderPrefixFromRegistry();
- RINOK(LoadDll(baseFolder + kMainDll));
- RINOK(LoadDllsFromFolder(baseFolder + kCodecsFolderName TEXT(STRING_PATH_SEPARATOR)));
- RINOK(LoadDllsFromFolder(baseFolder + kFormatsFolderName TEXT(STRING_PATH_SEPARATOR)));
- #endif
- return S_OK;
-}
-
-int CCodecs::FindFormatForArchiveName(const UString &archivePath) const
-{
- int slashPos1 = archivePath.ReverseFind(L'\\');
- int slashPos2 = archivePath.ReverseFind(L'.');
- int dotPos = archivePath.ReverseFind(L'.');
- if (dotPos < 0 || dotPos < slashPos1 || dotPos < slashPos2)
- return -1;
- UString ext = archivePath.Mid(dotPos + 1);
- for (int i = 0; i < Formats.Size(); i++)
- {
- const CArcInfoEx &arc = Formats[i];
- if (!arc.UpdateEnabled)
- continue;
- // if (arc.FindExtension(ext) >= 0)
- UString mainExt = arc.GetMainExt();
- if (!mainExt.IsEmpty() && ext.CompareNoCase(mainExt) == 0)
- return i;
- }
- return -1;
-}
-
-int CCodecs::FindFormatForArchiveType(const UString &arcType) const
-{
- for (int i = 0; i < Formats.Size(); i++)
- {
- const CArcInfoEx &arc = Formats[i];
- if (!arc.UpdateEnabled)
- continue;
- if (arc.Name.CompareNoCase(arcType) == 0)
- return i;
- }
- return -1;
-}
-
-#ifdef EXTERNAL_CODECS
-
-#ifdef EXPORT_CODECS
-extern unsigned int g_NumCodecs;
-STDAPI CreateCoder2(bool encode, UInt32 index, const GUID *iid, void **outObject);
-STDAPI GetMethodProperty(UInt32 codecIndex, PROPID propID, PROPVARIANT *value);
-// STDAPI GetNumberOfMethods(UINT32 *numCodecs);
-#endif
-
-STDMETHODIMP CCodecs::GetNumberOfMethods(UINT32 *numMethods)
-{
- *numMethods =
- #ifdef EXPORT_CODECS
- g_NumCodecs +
- #endif
- Codecs.Size();
- return S_OK;
-}
-
-STDMETHODIMP CCodecs::GetProperty(UINT32 index, PROPID propID, PROPVARIANT *value)
-{
- #ifdef EXPORT_CODECS
- if (index < g_NumCodecs)
- return GetMethodProperty(index, propID, value);
- #endif
-
- const CDllCodecInfo &ci = Codecs[index
- #ifdef EXPORT_CODECS
- - g_NumCodecs
- #endif
- ];
-
- if (propID == NMethodPropID::kDecoderIsAssigned)
- {
- NWindows::NCOM::CPropVariant propVariant;
- propVariant = ci.DecoderIsAssigned;
- propVariant.Detach(value);
- return S_OK;
- }
- if (propID == NMethodPropID::kEncoderIsAssigned)
- {
- NWindows::NCOM::CPropVariant propVariant;
- propVariant = ci.EncoderIsAssigned;
- propVariant.Detach(value);
- return S_OK;
- }
- return Libs[ci.LibIndex].GetMethodProperty(ci.CodecIndex, propID, value);
-}
-
-STDMETHODIMP CCodecs::CreateDecoder(UINT32 index, const GUID *iid, void **coder)
-{
- #ifdef EXPORT_CODECS
- if (index < g_NumCodecs)
- return CreateCoder2(false, index, iid, coder);
- #endif
- const CDllCodecInfo &ci = Codecs[index
- #ifdef EXPORT_CODECS
- - g_NumCodecs
- #endif
- ];
- if (ci.DecoderIsAssigned)
- return Libs[ci.LibIndex].CreateObject(&ci.Decoder, iid, (void **)coder);
- return S_OK;
-}
-
-STDMETHODIMP CCodecs::CreateEncoder(UINT32 index, const GUID *iid, void **coder)
-{
- #ifdef EXPORT_CODECS
- if (index < g_NumCodecs)
- return CreateCoder2(true, index, iid, coder);
- #endif
- const CDllCodecInfo &ci = Codecs[index
- #ifdef EXPORT_CODECS
- - g_NumCodecs
- #endif
- ];
- if (ci.EncoderIsAssigned)
- return Libs[ci.LibIndex].CreateObject(&ci.Encoder, iid, (void **)coder);
- return S_OK;
-}
-
-HRESULT CCodecs::CreateCoder(const UString &name, bool encode, CMyComPtr<ICompressCoder> &coder) const
-{
- for (int i = 0; i < Codecs.Size(); i++)
- {
- const CDllCodecInfo &codec = Codecs[i];
- if (encode && !codec.EncoderIsAssigned || !encode && !codec.DecoderIsAssigned)
- continue;
- const CCodecLib &lib = Libs[codec.LibIndex];
- UString res;
- NWindows::NCOM::CPropVariant prop;
- RINOK(lib.GetMethodProperty(codec.CodecIndex, NMethodPropID::kName, &prop));
- if (prop.vt == VT_BSTR)
- res = prop.bstrVal;
- else if (prop.vt != VT_EMPTY)
- continue;
- if (name.CompareNoCase(res) == 0)
- return lib.CreateObject(encode ? &codec.Encoder : &codec.Decoder, &IID_ICompressCoder, (void **)&coder);
- }
- return CLASS_E_CLASSNOTAVAILABLE;
-}
-
-int CCodecs::GetCodecLibIndex(UInt32 index)
-{
- #ifdef EXPORT_CODECS
- if (index < g_NumCodecs)
- return -1;
- #endif
- #ifdef EXTERNAL_CODECS
- const CDllCodecInfo &ci = Codecs[index
- #ifdef EXPORT_CODECS
- - g_NumCodecs
- #endif
- ];
- return ci.LibIndex;
- #else
- return -1;
- #endif
-}
-
-bool CCodecs::GetCodecEncoderIsAssigned(UInt32 index)
-{
- #ifdef EXPORT_CODECS
- if (index < g_NumCodecs)
- {
- NWindows::NCOM::CPropVariant prop;
- if (GetProperty(index, NMethodPropID::kEncoder, &prop) == S_OK)
- if (prop.vt != VT_EMPTY)
- return true;
- return false;
- }
- #endif
- #ifdef EXTERNAL_CODECS
- const CDllCodecInfo &ci = Codecs[index
- #ifdef EXPORT_CODECS
- - g_NumCodecs
- #endif
- ];
- return ci.EncoderIsAssigned;
- #else
- return false;
- #endif
-}
-
-HRESULT CCodecs::GetCodecId(UInt32 index, UInt64 &id)
-{
- UString s;
- NWindows::NCOM::CPropVariant prop;
- RINOK(GetProperty(index, NMethodPropID::kID, &prop));
- if (prop.vt != VT_UI8)
- return E_INVALIDARG;
- id = prop.uhVal.QuadPart;
- return S_OK;
-}
-
-UString CCodecs::GetCodecName(UInt32 index)
-{
- UString s;
- NWindows::NCOM::CPropVariant prop;
- if (GetProperty(index, NMethodPropID::kName, &prop) == S_OK)
- if (prop.vt == VT_BSTR)
- s = prop.bstrVal;
- return s;
-}
-
-#endif