diff options
Diffstat (limited to 'src/libs/7zip/win/CPP/7zip/UI/Common/LoadCodecs.cpp')
-rw-r--r-- | src/libs/7zip/win/CPP/7zip/UI/Common/LoadCodecs.cpp | 900 |
1 files changed, 0 insertions, 900 deletions
diff --git a/src/libs/7zip/win/CPP/7zip/UI/Common/LoadCodecs.cpp b/src/libs/7zip/win/CPP/7zip/UI/Common/LoadCodecs.cpp deleted file mode 100644 index a1d801b04..000000000 --- a/src/libs/7zip/win/CPP/7zip/UI/Common/LoadCodecs.cpp +++ /dev/null @@ -1,900 +0,0 @@ -// LoadCodecs.cpp - -#include "StdAfx.h" - -#include "../../../../C/7zVersion.h" - -#include "../../../Common/MyCom.h" -#include "../../../Common/StringToInt.h" -#include "../../../Common/StringConvert.h" - -#include "../../../Windows/PropVariant.h" - -#include "LoadCodecs.h" - -using namespace NWindows; - -#ifdef NEW_FOLDER_INTERFACE -#include "../../../Common/StringToInt.h" -#endif - -#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/FileName.h" -#include "../../../Windows/Registry.h" -#endif - -using namespace NFile; - -#ifdef _WIN32 -extern HINSTANCE g_hInstance; -#endif - -#define kCodecsFolderName FTEXT("Codecs") -#define kFormatsFolderName FTEXT("Formats") -static CFSTR kMainDll = FTEXT("7z.dll"); - -#ifdef _WIN32 - -static LPCTSTR kRegistryPath = TEXT("Software") TEXT(STRING_PATH_SEPARATOR) TEXT("7-zip"); -static LPCWSTR kProgramPathValue = L"Path"; -static LPCWSTR kProgramPath2Value = L"Path" - #ifdef _WIN64 - L"64"; - #else - L"32"; - #endif - -static bool ReadPathFromRegistry(HKEY baseKey, LPCWSTR value, FString &path) -{ - NRegistry::CKey key; - if (key.Open(baseKey, kRegistryPath, KEY_READ) == ERROR_SUCCESS) - { - UString pathU; - if (key.QueryValue(value, pathU) == ERROR_SUCCESS) - { - path = us2fs(pathU); - NName::NormalizeDirPathPrefix(path); - return NFind::DoesFileExist(path + kMainDll); - } - } - return false; -} - -#endif // _WIN32 - -#endif // EXTERNAL_CODECS - - -static const unsigned kNumArcsMax = 48; -static unsigned g_NumArcs = 0; -static const CArcInfo *g_Arcs[kNumArcsMax]; - -void RegisterArc(const CArcInfo *arcInfo) throw() -{ - if (g_NumArcs < kNumArcsMax) - { - g_Arcs[g_NumArcs] = arcInfo; - g_NumArcs++; - } -} - -static void SplitString(const UString &srcString, UStringVector &destStrings) -{ - destStrings.Clear(); - UString s; - unsigned len = srcString.Len(); - if (len == 0) - return; - for (unsigned 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); -} - -int CArcInfoEx::FindExtension(const UString &ext) const -{ - FOR_VECTOR (i, Exts) - if (ext.IsEqualToNoCase(Exts[i].Ext)) - return i; - return -1; -} - -void CArcInfoEx::AddExts(const UString &ext, const UString &addExt) -{ - UStringVector exts, addExts; - SplitString(ext, exts); - SplitString(addExt, addExts); - FOR_VECTOR (i, exts) - { - CArcExtInfo extInfo; - extInfo.Ext = exts[i]; - if (i < addExts.Size()) - { - extInfo.AddExt = addExts[i]; - if (extInfo.AddExt == L"*") - extInfo.AddExt.Empty(); - } - Exts.Add(extInfo); - } -} - -#ifndef _SFX - -static bool ParseSignatures(const Byte *data, unsigned size, CObjectVector<CByteBuffer> &signatures) -{ - signatures.Clear(); - while (size > 0) - { - unsigned len = *data++; - size--; - if (len > size) - return false; - signatures.AddNew().CopyFrom(data, len); - data += len; - size -= len; - } - return true; -} - -#endif // _SFX - -#ifdef EXTERNAL_CODECS - -static FString GetBaseFolderPrefixFromRegistry() -{ - FString moduleFolderPrefix = NDLL::GetModuleDirPrefix(); - #ifdef _WIN32 - if (!NFind::DoesFileExist(moduleFolderPrefix + kMainDll) && - !NFind::DoesDirExist(moduleFolderPrefix + kCodecsFolderName) && - !NFind::DoesDirExist(moduleFolderPrefix + kFormatsFolderName)) - { - FString path; - if (ReadPathFromRegistry(HKEY_CURRENT_USER, kProgramPath2Value, path)) return path; - if (ReadPathFromRegistry(HKEY_LOCAL_MACHINE, kProgramPath2Value, path)) return path; - if (ReadPathFromRegistry(HKEY_CURRENT_USER, kProgramPathValue, path)) return path; - if (ReadPathFromRegistry(HKEY_LOCAL_MACHINE, kProgramPathValue, path)) return path; - } - #endif - return moduleFolderPrefix; -} - -static HRESULT GetCoderClass(Func_GetMethodProperty getMethodProperty, UInt32 index, - PROPID propId, CLSID &clsId, bool &isAssigned) -{ - NCOM::CPropVariant prop; - isAssigned = false; - RINOK(getMethodProperty(index, propId, &prop)); - if (prop.vt == VT_BSTR) - { - if (::SysStringByteLen(prop.bstrVal) != sizeof(GUID)) - return E_FAIL; - 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 = (Func_GetMethodProperty)lib.Lib.GetProc("GetMethodProperty"); - if (lib.GetMethodProperty) - { - UInt32 numMethods = 1; - Func_GetNumberOfMethods getNumberOfMethodsFunc = (Func_GetNumberOfMethods)lib.Lib.GetProc("GetNumberOfMethods"); - if (getNumberOfMethodsFunc) - { - 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); - } - } - - Func_GetHashers getHashers = (Func_GetHashers)lib.Lib.GetProc("GetHashers"); - if (getHashers) - { - RINOK(getHashers(&lib.Hashers)); - if (lib.Hashers) - { - UInt32 numMethods = lib.Hashers->GetNumHashers(); - for (UInt32 i = 0; i < numMethods; i++) - { - CDllHasherInfo info; - info.LibIndex = Libs.Size() - 1; - info.HasherIndex = i; - Hashers.Add(info); - } - } - } - return S_OK; -} - -static HRESULT GetProp( - Func_GetHandlerProperty getProp, - Func_GetHandlerProperty2 getProp2, - UInt32 index, PROPID propID, NCOM::CPropVariant &prop) -{ - if (getProp2) - return getProp2(index, propID, &prop);; - return getProp(propID, &prop); -} - -static HRESULT GetProp_Bool( - Func_GetHandlerProperty getProp, - Func_GetHandlerProperty2 getProp2, - UInt32 index, PROPID propID, bool &res) -{ - res = false; - NCOM::CPropVariant prop; - RINOK(GetProp(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 GetProp_UInt32( - Func_GetHandlerProperty getProp, - Func_GetHandlerProperty2 getProp2, - UInt32 index, PROPID propID, UInt32 &res, bool &defined) -{ - res = 0; - defined = false; - NCOM::CPropVariant prop; - RINOK(GetProp(getProp, getProp2, index, propID, prop)); - if (prop.vt == VT_UI4) - { - res = prop.ulVal; - defined = true; - } - else if (prop.vt != VT_EMPTY) - return E_FAIL; - return S_OK; -} - -static HRESULT GetProp_String( - Func_GetHandlerProperty getProp, - Func_GetHandlerProperty2 getProp2, - UInt32 index, PROPID propID, UString &res) -{ - res.Empty(); - NCOM::CPropVariant prop; - RINOK(GetProp(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; -} - -static HRESULT GetProp_RawData( - Func_GetHandlerProperty getProp, - Func_GetHandlerProperty2 getProp2, - UInt32 index, PROPID propID, CByteBuffer &bb) -{ - bb.Free(); - NCOM::CPropVariant prop; - RINOK(GetProp(getProp, getProp2, index, propID, prop)); - if (prop.vt == VT_BSTR) - { - UINT len = ::SysStringByteLen(prop.bstrVal); - bb.CopyFrom((const Byte *)prop.bstrVal, len); - } - else if (prop.vt != VT_EMPTY) - return E_FAIL; - return S_OK; -} - -static const UInt32 kArcFlagsPars[] = -{ - NArchive::NHandlerPropID::kKeepName, NArcInfoFlags::kKeepName, - NArchive::NHandlerPropID::kAltStreams, NArcInfoFlags::kAltStreams, - NArchive::NHandlerPropID::kNtSecure, NArcInfoFlags::kNtSecure -}; - -HRESULT CCodecs::LoadFormats() -{ - const NDLL::CLibrary &lib = Libs.Back().Lib; - - Func_GetHandlerProperty getProp = NULL; - Func_GetHandlerProperty2 getProp2 = (Func_GetHandlerProperty2)lib.GetProc("GetHandlerProperty2"); - Func_GetIsArc getIsArc = (Func_GetIsArc)lib.GetProc("GetIsArc"); - - UInt32 numFormats = 1; - - if (getProp2) - { - Func_GetNumberOfFormats getNumberOfFormats = (Func_GetNumberOfFormats)lib.GetProc("GetNumberOfFormats"); - if (getNumberOfFormats) - { - RINOK(getNumberOfFormats(&numFormats)); - } - } - else - { - getProp = (Func_GetHandlerProperty)lib.GetProc("GetHandlerProperty"); - if (!getProp) - return S_OK; - } - - for (UInt32 i = 0; i < numFormats; i++) - { - CArcInfoEx item; - item.LibIndex = Libs.Size() - 1; - item.FormatIndex = i; - - RINOK(GetProp_String(getProp, getProp2, i, NArchive::NHandlerPropID::kName, item.Name)); - - { - NCOM::CPropVariant prop; - if (GetProp(getProp, getProp2, i, NArchive::NHandlerPropID::kClassID, prop) != S_OK) - continue; - if (prop.vt != VT_BSTR) - continue; - if (::SysStringByteLen(prop.bstrVal) != sizeof(GUID)) - return E_FAIL; - item.ClassID = *(const GUID *)prop.bstrVal; - prop.Clear(); - } - - UString ext, addExt; - RINOK(GetProp_String(getProp, getProp2, i, NArchive::NHandlerPropID::kExtension, ext)); - RINOK(GetProp_String(getProp, getProp2, i, NArchive::NHandlerPropID::kAddExtension, addExt)); - item.AddExts(ext, addExt); - - GetProp_Bool(getProp, getProp2, i, NArchive::NHandlerPropID::kUpdate, item.UpdateEnabled); - bool flags_Defined = false; - RINOK(GetProp_UInt32(getProp, getProp2, i, NArchive::NHandlerPropID::kFlags, item.Flags, flags_Defined)); - item.NewInterface = flags_Defined; - if (!flags_Defined) // && item.UpdateEnabled - { - // support for DLL version before 9.31: - for (unsigned j = 0; j < ARRAY_SIZE(kArcFlagsPars); j += 2) - { - bool val = false; - GetProp_Bool(getProp, getProp2, i, kArcFlagsPars[j], val); - if (val) - item.Flags |= kArcFlagsPars[j + 1]; - } - } - - CByteBuffer sig; - RINOK(GetProp_RawData(getProp, getProp2, i, NArchive::NHandlerPropID::kSignature, sig)); - if (sig.Size() != 0) - item.Signatures.Add(sig); - else - { - RINOK(GetProp_RawData(getProp, getProp2, i, NArchive::NHandlerPropID::kMultiSignature, sig)); - ParseSignatures(sig, (unsigned)sig.Size(), item.Signatures); - } - - bool signatureOffset_Defined; - RINOK(GetProp_UInt32(getProp, getProp2, i, NArchive::NHandlerPropID::kSignatureOffset, item.SignatureOffset, signatureOffset_Defined)); - - // bool version_Defined; - // RINOK(GetProp_UInt32(getProp, getProp2, i, NArchive::NHandlerPropID::kVersion, item.Version, version_Defined)); - - if (getIsArc) - getIsArc(i, &item.IsArcFunc); - - Formats.Add(item); - } - return S_OK; -} - -#ifdef NEW_FOLDER_INTERFACE -void CCodecIcons::LoadIcons(HMODULE m) -{ - UString iconTypes; - MyLoadString(m, kIconTypesResId, iconTypes); - UStringVector pairs; - SplitString(iconTypes, pairs); - FOR_VECTOR (i, pairs) - { - const UString &s = pairs[i]; - int pos = s.Find(L':'); - CIconPair iconPair; - iconPair.IconIndex = -1; - if (pos < 0) - pos = s.Len(); - else - { - UString num = s.Ptr(pos + 1); - if (!num.IsEmpty()) - { - const wchar_t *end; - iconPair.IconIndex = ConvertStringToUInt32(num, &end); - if (*end != 0) - continue; - } - } - iconPair.Ext = s.Left(pos); - IconPairs.Add(iconPair); - } -} - -bool CCodecIcons::FindIconIndex(const UString &ext, int &iconIndex) const -{ - iconIndex = -1; - FOR_VECTOR (i, IconPairs) - { - const CIconPair &pair = IconPairs[i]; - if (ext.IsEqualToNoCase(pair.Ext)) - { - iconIndex = pair.IconIndex; - return true; - } - } - return false; -} - -#endif // EXTERNAL_CODECS - -#ifdef _7ZIP_LARGE_PAGES -extern "C" -{ - extern SIZE_T g_LargePageSize; -} -#endif - -HRESULT CCodecs::LoadDll(const FString &dllPath, bool needCheckDll) -{ - if (needCheckDll) - { - NDLL::CLibrary library; - if (!library.LoadEx(dllPath, LOAD_LIBRARY_AS_DATAFILE)) - return S_OK; - } - Libs.Add(CCodecLib()); - CCodecLib &lib = Libs.Back(); - lib.Path = dllPath; - 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) - { - Func_SetLargePageMode setLargePageMode = (Func_SetLargePageMode)lib.Lib.GetProc("SetLargePageMode"); - if (setLargePageMode) - setLargePageMode(); - } - #endif - - if (CaseSensitiveChange) - { - Func_SetCaseSensitive setCaseSensitive = (Func_SetCaseSensitive)lib.Lib.GetProc("SetCaseSensitive"); - if (setCaseSensitive) - setCaseSensitive(CaseSensitive ? 1 : 0); - } - - lib.CreateObject = (Func_CreateObject)lib.Lib.GetProc("CreateObject"); - if (lib.CreateObject) - { - unsigned startSize = Codecs.Size() + Hashers.Size(); - res = LoadCodecs(); - used = (startSize != Codecs.Size() + Hashers.Size()); - if (res == S_OK) - { - startSize = Formats.Size(); - res = LoadFormats(); - if (startSize != Formats.Size()) - used = true; - } - } - } - if (!used) - Libs.DeleteBack(); - return res; -} - -HRESULT CCodecs::LoadDllsFromFolder(const FString &folderPrefix) -{ - NFile::NFind::CEnumerator enumerator(folderPrefix + FCHAR_ANY_MASK); - NFile::NFind::CFileInfo fi; - while (enumerator.Next(fi)) - { - if (fi.IsDir()) - continue; - RINOK(LoadDll(folderPrefix + fi.Name, true)); - } - return S_OK; -} - -#endif - -HRESULT CCodecs::Load() -{ - #ifdef NEW_FOLDER_INTERFACE - InternalIcons.LoadIcons(g_hInstance); - #endif - - Formats.Clear(); - - #ifdef EXTERNAL_CODECS - Codecs.Clear(); - Hashers.Clear(); - #endif - - for (UInt32 i = 0; i < g_NumArcs; i++) - { - const CArcInfo &arc = *g_Arcs[i]; - CArcInfoEx item; - - item.Name.SetFromAscii(arc.Name); - item.CreateInArchive = arc.CreateInArchive; - item.IsArcFunc = arc.IsArc; - item.Flags = arc.Flags; - - { - UString e, ae; - if (arc.Ext) - e.SetFromAscii(arc.Ext); - if (arc.AddExt) - ae.SetFromAscii(arc.AddExt); - item.AddExts(e, ae); - } - - #ifndef _SFX - - item.CreateOutArchive = arc.CreateOutArchive; - item.UpdateEnabled = (arc.CreateOutArchive != NULL); - item.SignatureOffset = arc.SignatureOffset; - // item.Version = MY_VER_MIX; - item.NewInterface = true; - - if (arc.IsMultiSignature()) - ParseSignatures(arc.Signature, arc.SignatureSize, item.Signatures); - else - item.Signatures.AddNew().CopyFrom(arc.Signature, arc.SignatureSize); - - #endif - - Formats.Add(item); - } - - #ifdef EXTERNAL_CODECS - const FString baseFolder = GetBaseFolderPrefixFromRegistry(); - RINOK(LoadDll(baseFolder + kMainDll, false)); - RINOK(LoadDllsFromFolder(baseFolder + kCodecsFolderName FSTRING_PATH_SEPARATOR)); - RINOK(LoadDllsFromFolder(baseFolder + kFormatsFolderName FSTRING_PATH_SEPARATOR)); - #endif - - return S_OK; -} - -#ifndef _SFX - -int CCodecs::FindFormatForArchiveName(const UString &arcPath) const -{ - int slashPos = arcPath.ReverseFind(WCHAR_PATH_SEPARATOR); - int dotPos = arcPath.ReverseFind(L'.'); - if (dotPos < 0 || dotPos < slashPos) - return -1; - const UString ext = arcPath.Ptr(dotPos + 1); - if (ext.IsEmpty()) - return -1; - if (ext.IsEqualToNoCase(L"exe")) - return -1; - FOR_VECTOR (i, Formats) - { - const CArcInfoEx &arc = Formats[i]; - /* - if (!arc.UpdateEnabled) - continue; - */ - if (arc.FindExtension(ext) >= 0) - return i; - } - return -1; -} - -int CCodecs::FindFormatForExtension(const UString &ext) const -{ - if (ext.IsEmpty()) - return -1; - FOR_VECTOR (i, Formats) - if (Formats[i].FindExtension(ext) >= 0) - return i; - return -1; -} - -int CCodecs::FindFormatForArchiveType(const UString &arcType) const -{ - FOR_VECTOR (i, Formats) - if (Formats[i].Name.IsEqualToNoCase(arcType)) - return i; - return -1; -} - -bool CCodecs::FindFormatForArchiveType(const UString &arcType, CIntVector &formatIndices) const -{ - formatIndices.Clear(); - for (unsigned pos = 0; pos < arcType.Len();) - { - int pos2 = arcType.Find('.', pos); - if (pos2 < 0) - pos2 = arcType.Len(); - const UString name = arcType.Mid(pos, pos2 - pos); - if (name.IsEmpty()) - return false; - int index = FindFormatForArchiveType(name); - if (index < 0 && name != L"*") - { - formatIndices.Clear(); - return false; - } - formatIndices.Add(index); - pos = pos2 + 1; - } - return true; -} - -#endif // _SFX - - -#ifdef EXTERNAL_CODECS - -// #define EXPORT_CODECS - -#ifdef EXPORT_CODECS - -extern unsigned g_NumCodecs; -STDAPI CreateCoder2(bool encode, UInt32 index, const GUID *iid, void **outObject); -STDAPI GetMethodProperty(UInt32 codecIndex, PROPID propID, PROPVARIANT *value); -#define NUM_EXPORT_CODECS g_NumCodecs - -extern unsigned g_NumHashers; -STDAPI CreateHasher(UInt32 index, IHasher **hasher); -STDAPI GetHasherProp(UInt32 codecIndex, PROPID propID, PROPVARIANT *value); -#define NUM_EXPORT_HASHERS g_NumHashers - -#else // EXPORT_CODECS - -#define NUM_EXPORT_CODECS 0 -#define NUM_EXPORT_HASHERS 0 - -#endif // EXPORT_CODECS - -STDMETHODIMP CCodecs::GetNumberOfMethods(UInt32 *numMethods) -{ - *numMethods = NUM_EXPORT_CODECS - #ifdef EXTERNAL_CODECS - + Codecs.Size() - #endif - ; - 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 - - #ifdef EXTERNAL_CODECS - const CDllCodecInfo &ci = Codecs[index - NUM_EXPORT_CODECS]; - - if (propID == NMethodPropID::kDecoderIsAssigned || - propID == NMethodPropID::kEncoderIsAssigned) - { - NCOM::CPropVariant prop; - prop = (propID == NMethodPropID::kDecoderIsAssigned) ? - ci.DecoderIsAssigned : - ci.EncoderIsAssigned; - prop.Detach(value); - return S_OK; - } - return Libs[ci.LibIndex].GetMethodProperty(ci.CodecIndex, propID, value); - #else - return E_FAIL; - #endif -} - -STDMETHODIMP CCodecs::CreateDecoder(UInt32 index, const GUID *iid, void **coder) -{ - #ifdef EXPORT_CODECS - if (index < g_NumCodecs) - return CreateCoder2(false, index, iid, coder); - #endif - #ifdef EXTERNAL_CODECS - const CDllCodecInfo &ci = Codecs[index - NUM_EXPORT_CODECS]; - if (ci.DecoderIsAssigned) - return Libs[ci.LibIndex].CreateObject(&ci.Decoder, iid, (void **)coder); - return S_OK; - #else - return E_FAIL; - #endif -} - -STDMETHODIMP CCodecs::CreateEncoder(UInt32 index, const GUID *iid, void **coder) -{ - #ifdef EXPORT_CODECS - if (index < g_NumCodecs) - return CreateCoder2(true, index, iid, coder); - #endif - #ifdef EXTERNAL_CODECS - const CDllCodecInfo &ci = Codecs[index - NUM_EXPORT_CODECS]; - if (ci.EncoderIsAssigned) - return Libs[ci.LibIndex].CreateObject(&ci.Encoder, iid, (void **)coder); - return S_OK; - #else - return E_FAIL; - #endif -} - - -STDMETHODIMP_(UInt32) CCodecs::GetNumHashers() -{ - return NUM_EXPORT_HASHERS - #ifdef EXTERNAL_CODECS - + Hashers.Size() - #endif - ; -} - -STDMETHODIMP CCodecs::GetHasherProp(UInt32 index, PROPID propID, PROPVARIANT *value) -{ - #ifdef EXPORT_CODECS - if (index < g_NumHashers) - return ::GetHasherProp(index, propID, value); - #endif - - #ifdef EXTERNAL_CODECS - const CDllHasherInfo &ci = Hashers[index - NUM_EXPORT_HASHERS]; - return Libs[ci.LibIndex].Hashers->GetHasherProp(ci.HasherIndex, propID, value); - #else - return E_FAIL; - #endif -} - -STDMETHODIMP CCodecs::CreateHasher(UInt32 index, IHasher **hasher) -{ - #ifdef EXPORT_CODECS - if (index < g_NumHashers) - return CreateHasher(index, hasher); - #endif - #ifdef EXTERNAL_CODECS - const CDllHasherInfo &ci = Hashers[index - NUM_EXPORT_HASHERS]; - return Libs[ci.LibIndex].Hashers->CreateHasher(ci.HasherIndex, hasher); - #else - return E_FAIL; - #endif -} - -int CCodecs::GetCodecLibIndex(UInt32 index) -{ - #ifdef EXPORT_CODECS - if (index < g_NumCodecs) - return -1; - #endif - #ifdef EXTERNAL_CODECS - const CDllCodecInfo &ci = Codecs[index - NUM_EXPORT_CODECS]; - return ci.LibIndex; - #else - return -1; - #endif -} - -int CCodecs::GetHasherLibIndex(UInt32 index) -{ - #ifdef EXPORT_CODECS - if (index < g_NumHashers) - return -1; - #endif - #ifdef EXTERNAL_CODECS - const CDllHasherInfo &ci = Hashers[index - NUM_EXPORT_HASHERS]; - return ci.LibIndex; - #else - return -1; - #endif -} - -bool CCodecs::GetCodecEncoderIsAssigned(UInt32 index) -{ - #ifdef EXPORT_CODECS - if (index < g_NumCodecs) - { - 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 - NUM_EXPORT_CODECS]; - return ci.EncoderIsAssigned; - #else - return false; - #endif -} - -HRESULT CCodecs::GetCodecId(UInt32 index, UInt64 &id) -{ - 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; - NCOM::CPropVariant prop; - if (GetProperty(index, NMethodPropID::kName, &prop) == S_OK) - if (prop.vt == VT_BSTR) - s = prop.bstrVal; - return s; -} - -UInt64 CCodecs::GetHasherId(UInt32 index) -{ - NCOM::CPropVariant prop; - RINOK(GetHasherProp(index, NMethodPropID::kID, &prop)); - if (prop.vt != VT_UI8) - return 0; - return prop.uhVal.QuadPart; -} - -UString CCodecs::GetHasherName(UInt32 index) -{ - UString s; - NCOM::CPropVariant prop; - if (GetHasherProp(index, NMethodPropID::kName, &prop) == S_OK) - if (prop.vt == VT_BSTR) - s = prop.bstrVal; - return s; -} - -UInt32 CCodecs::GetHasherDigestSize(UInt32 index) -{ - NCOM::CPropVariant prop; - RINOK(GetHasherProp(index, NMethodPropID::kDigestSize, &prop)); - if (prop.vt != VT_UI4) - return 0; - return prop.ulVal; -} - -#endif // EXTERNAL_CODECS |