void QCALLTYPE COMDynamicWrite::TermCreateClass(QCall::ModuleHandle pModule, INT32 tk, QCall::ObjectHandleOnStack retType)
{
QCALL_CONTRACT;
TypeHandle typeHnd;
BEGIN_QCALL;
_ASSERTE(pModule->GetReflectionModule()->GetClassWriter());
// Use the same service, regardless of whether we are generating a normal
// class, or the special class for the module that holds global functions
// & methods.
pModule->GetReflectionModule()->AddClass(tk);
// manually load the class if it is not the global type
if (!IsNilToken(tk))
{
TypeKey typeKey(pModule, tk);
typeHnd = pModule->GetClassLoader()->LoadTypeHandleForTypeKey(&typeKey, TypeHandle());
}
if (!typeHnd.IsNull())
{
GCX_COOP();
retType.Set(typeHnd.GetManagedClassObject());
}
END_QCALL;
return;
}
INT32 QCALLTYPE COMDynamicWrite::DefineType(QCall::ModuleHandle pModule,
LPCWSTR wszFullName,
INT32 tkParent,
INT32 attributes,
INT32 tkEnclosingType,
INT32 * pInterfaceTokens)
{
QCALL_CONTRACT;
mdTypeDef classE = mdTokenNil;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
HRESULT hr;
if (RidFromToken(tkEnclosingType))
{
// defining nested type
hr = pRCW->GetEmitter()->DefineNestedType(wszFullName,
attributes,
tkParent == 0 ? mdTypeRefNil : tkParent,
(mdToken *)pInterfaceTokens,
tkEnclosingType,
&classE);
}
else
{
// top level type
hr = pRCW->GetEmitter()->DefineTypeDef(wszFullName,
attributes,
tkParent == 0 ? mdTypeRefNil : tkParent,
(mdToken *)pInterfaceTokens,
&classE);
}
if (hr == META_S_DUPLICATE)
{
COMPlusThrow(kArgumentException, W("Argument_DuplicateTypeName"));
}
if (FAILED(hr)) {
_ASSERTE(hr == E_OUTOFMEMORY || !"DefineTypeDef Failed");
COMPlusThrowHR(hr);
}
AllocMemTracker amTracker;
pModule->GetClassLoader()->AddAvailableClassDontHaveLock(pModule,
classE,
&amTracker);
amTracker.SuppressRelease();
END_QCALL;
return (INT32)classE;
}
FCIMPLEND
//**************************************************
// LoadInMemoryTypeByName
// Explicitly loading an in memory type
// <TODO>@todo: this function is not dealing with nested type correctly yet.
// We will need to parse the full name by finding "+" for enclosing type, etc.</TODO>
//**************************************************
void QCALLTYPE COMModule::LoadInMemoryTypeByName(QCall::ModuleHandle pModule, LPCWSTR wszFullName)
{
QCALL_CONTRACT;
TypeHandle typeHnd;
BEGIN_QCALL;
if (!pModule->IsReflection())
COMPlusThrow(kNotSupportedException, W("NotSupported_NonReflectedType"));
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
// it is ok to use public import API because this is a dynamic module anyway. We are also receiving Unicode full name as
// parameter.
IMetaDataImport * pImport = pRCW->GetRWImporter();
if (wszFullName == NULL)
IfFailThrow( E_FAIL );
// look up the handle
mdTypeDef td;
HRESULT hr = pImport->FindTypeDefByName(wszFullName, mdTokenNil, &td);
if (FAILED(hr))
{
if (hr != CLDB_E_RECORD_NOTFOUND)
COMPlusThrowHR(hr);
// Get the UTF8 version of strFullName
MAKE_UTF8PTR_FROMWIDE(szFullName, wszFullName);
pModule->GetAssembly()->ThrowTypeLoadException(szFullName, IDS_CLASSLOAD_GENERAL);
}
TypeKey typeKey(pModule, td);
typeHnd = pModule->GetClassLoader()->LoadTypeHandleForTypeKey(&typeKey, TypeHandle());
END_QCALL;
return;
}
/*============================DefineProperty============================
**Action:
**Returns:
**Arguments:
**Exceptions:
==============================================================================*/
INT32 QCALLTYPE COMDynamicWrite::DefineProperty(QCall::ModuleHandle pModule, INT32 tkParent, LPCWSTR wszName, INT32 attr, LPCBYTE pSignature, INT32 sigLength)
{
QCALL_CONTRACT;
mdProperty pr = mdTokenNil;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
// Define the Property
IfFailThrow(pRCW->GetEmitter()->DefineProperty(
tkParent, // ParentTypeDef
wszName, // Name of Member
attr, // property Attributes (prDefaultProperty, etc);
(PCCOR_SIGNATURE)pSignature, // Blob value of a COM+ signature
sigLength, // Size of the signature blob
ELEMENT_TYPE_VOID, // don't specify the default value
0, // no default value
(ULONG) -1, // optional length
mdMethodDefNil, // no setter
mdMethodDefNil, // no getter
NULL, // no other methods
&pr));
END_QCALL;
return (INT32)pr;
}
/*============================SetParamInfo============================
**Action: Helper to set parameter information
**Returns:
**Arguments:
**Exceptions:
==============================================================================*/
INT32 QCALLTYPE COMDynamicWrite::SetParamInfo(QCall::ModuleHandle pModule, UINT32 tkMethod, UINT32 iSequence, UINT32 iAttributes, LPCWSTR wszParamName)
{
QCALL_CONTRACT;
mdParamDef retVal = 0;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
// Set the methodimpl flags
IfFailThrow(pRCW->GetEmitter()->DefineParam(
tkMethod,
iSequence, // sequence of the parameter
wszParamName,
iAttributes, // change the impl flags
ELEMENT_TYPE_VOID,
0,
(ULONG) -1,
&retVal));
END_QCALL;
return (INT32)retVal;
}
INT32 QCALLTYPE COMDynamicWrite::DefineMethod(QCall::ModuleHandle pModule, INT32 tkParent, LPCWSTR wszName, LPCBYTE pSignature, INT32 sigLength, INT32 attributes)
{
QCALL_CONTRACT;
mdMethodDef memberE = mdTokenNil;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
// Define the Method
IfFailThrow( pRCW->GetEmitter()->DefineMethod(tkParent, //ParentTypeDef
wszName, //Name of Member
attributes, //Member Attributes (public, etc);
(PCCOR_SIGNATURE)pSignature, //Blob value of a COM+ signature
sigLength, //Size of the signature blob
0, //Code RVA
miIL | miManaged, //Implementation Flags is default to managed IL
&memberE) ); //[OUT]methodToken
END_QCALL;
return (INT32) memberE;
}
/*=============================GetArrayMethodToken==============================
**Action:
**Returns:
**Arguments: REFLECTMODULEBASEREF refThis
** U1ARRAYREF sig
** STRINGREF methodName
** int tkTypeSpec
**Exceptions:
==============================================================================*/
INT32 QCALLTYPE COMModule::GetArrayMethodToken(QCall::ModuleHandle pModule,
INT32 tkTypeSpec,
LPCWSTR wszMethodName,
LPCBYTE pSignature,
INT32 sigLength)
{
QCALL_CONTRACT;
mdMemberRef memberRefE = mdTokenNil;
BEGIN_QCALL;
if (!wszMethodName)
COMPlusThrow(kArgumentNullException, W("ArgumentNull_String"));
if (!tkTypeSpec)
COMPlusThrow(kArgumentNullException, W("ArgumentNull_Type"));
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
HRESULT hr = pRCW->GetEmitter()->DefineMemberRef(tkTypeSpec, wszMethodName, (PCCOR_SIGNATURE)pSignature, sigLength, &memberRefE);
if (FAILED(hr))
{
_ASSERTE(!"Failed on DefineMemberRef");
COMPlusThrowHR(hr);
}
END_QCALL;
return (INT32)memberRefE;
}
// This function will add another interface impl
void QCALLTYPE COMDynamicWrite::AddInterfaceImpl(QCall::ModuleHandle pModule, INT32 tdType, INT32 tkInterface)
{
QCALL_CONTRACT;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
IfFailThrow( pRCW->GetEmitHelper()->AddInterfaceImpl(tdType, tkInterface) );
END_QCALL;
}
// This function will reset the parent class in metadata
void QCALLTYPE COMDynamicWrite::SetParentType(QCall::ModuleHandle pModule, INT32 tdType, INT32 tkParent)
{
QCALL_CONTRACT;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
IfFailThrow( pRCW->GetEmitHelper()->SetTypeParent(tdType, tkParent) );
END_QCALL;
}
/*============================SetConstantValue============================
**Action: Helper to set constant value to field or parameter
**Returns:
**Arguments:
**Exceptions:
==============================================================================*/
void QCALLTYPE COMDynamicWrite::SetConstantValue(QCall::ModuleHandle pModule, UINT32 tk, DWORD valueCorType, LPVOID pValue)
{
QCALL_CONTRACT;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
HRESULT hr;
if (TypeFromToken(tk) == mdtFieldDef)
{
hr = pRCW->GetEmitter()->SetFieldProps(
tk, // [IN] The FieldDef.
ULONG_MAX, // [IN] Field attributes.
valueCorType, // [IN] Flag for the value type, selected ELEMENT_TYPE_*
pValue, // [IN] Constant value.
(ULONG) -1); // [IN] Optional length.
}
else if (TypeFromToken(tk) == mdtProperty)
{
hr = pRCW->GetEmitter()->SetPropertyProps(
tk, // [IN] The PropertyDef.
ULONG_MAX, // [IN] Property attributes.
valueCorType, // [IN] Flag for the value type, selected ELEMENT_TYPE_*
pValue, // [IN] Constant value.
(ULONG) -1, // [IN] Optional length.
mdMethodDefNil, // [IN] Getter method.
mdMethodDefNil, // [IN] Setter method.
NULL); // [IN] Other methods.
}
else
{
hr = pRCW->GetEmitter()->SetParamProps(
tk, // [IN] The ParamDef.
NULL,
ULONG_MAX, // [IN] Parameter attributes.
valueCorType, // [IN] Flag for the value type, selected ELEMENT_TYPE_*
pValue, // [IN] Constant value.
(ULONG) -1); // [IN] Optional length.
}
if (FAILED(hr)) {
_ASSERTE(!"Set default value is failing");
COMPlusThrow(kArgumentException, W("Argument_BadConstantValue"));
}
END_QCALL;
}
/*============================SetMethodImpl============================
** To set a Method's Implementation flags
==============================================================================*/
void QCALLTYPE COMDynamicWrite::SetMethodImpl(QCall::ModuleHandle pModule, INT32 tkMethod, INT32 attr)
{
QCALL_CONTRACT;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
// Set the methodimpl flags
IfFailThrow(pRCW->GetEmitter()->SetMethodImplFlags(
tkMethod,
attr)); // change the impl flags
END_QCALL;
}
/*============================SetFieldLayoutOffset============================
**Action: set fieldlayout of a field
**Returns:
**Arguments:
**Exceptions:
==============================================================================*/
void QCALLTYPE COMDynamicWrite::SetFieldLayoutOffset(QCall::ModuleHandle pModule, INT32 tkField, INT32 iOffset)
{
QCALL_CONTRACT;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
// Set the field layout
IfFailThrow(pRCW->GetEmitHelper()->SetFieldLayoutHelper(
tkField, // field
iOffset)); // layout offset
END_QCALL;
}
/*============================DefineMethodImpl============================
** Define a MethodImpl record
==============================================================================*/
void QCALLTYPE COMDynamicWrite::DefineMethodImpl(QCall::ModuleHandle pModule, UINT32 tkType, UINT32 tkBody, UINT32 tkDecl)
{
QCALL_CONTRACT;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
// Set the methodimpl flags
IfFailThrow(pRCW->GetEmitter()->DefineMethodImpl(
tkType,
tkBody,
tkDecl)); // change the impl flags
END_QCALL;
}
/*============================DefineMethodSemantics============================
**Action:
**Returns:
**Arguments:
**Exceptions:
==============================================================================*/
void QCALLTYPE COMDynamicWrite::DefineMethodSemantics(QCall::ModuleHandle pModule, INT32 tkAssociation, INT32 attr, INT32 tkMethod)
{
QCALL_CONTRACT;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
// Define the MethodSemantics
IfFailThrow(pRCW->GetEmitHelper()->DefineMethodSemanticsHelper(
tkAssociation,
attr,
tkMethod));
END_QCALL;
}
/*============================SetClassLayout============================
**Action:
**Returns:
**Arguments:
**Exceptions:
==============================================================================*/
void QCALLTYPE COMDynamicWrite::SetClassLayout(QCall::ModuleHandle pModule, INT32 tk, INT32 iPackSize, UINT32 iTotalSize)
{
QCALL_CONTRACT;
BEGIN_QCALL;
RefClassWriter* pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
// Define the packing size and total size of a class
IfFailThrow(pRCW->GetEmitter()->SetClassLayout(
tk, // Typedef
iPackSize, // packing size
NULL, // no field layout
iTotalSize)); // total size for the type
END_QCALL;
}
// This function will create a method within the class
INT32 QCALLTYPE COMDynamicWrite::DefineMethodSpec(QCall::ModuleHandle pModule, INT32 tkParent, LPCBYTE pSignature, INT32 sigLength)
{
QCALL_CONTRACT;
mdMethodDef memberE = mdTokenNil;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
// Define the Method
IfFailThrow( pRCW->GetEmitter()->DefineMethodSpec(tkParent, //ParentTypeDef
(PCCOR_SIGNATURE)pSignature, //Blob value of a COM+ signature
sigLength, //Size of the signature blob
&memberE) ); //[OUT]methodToken
END_QCALL;
return (INT32) memberE;
}
/*============================SetPInvokeData============================
**Action:
**Returns:
**Arguments:
**Exceptions:
==============================================================================*/
void QCALLTYPE COMDynamicWrite::SetPInvokeData(QCall::ModuleHandle pModule, LPCWSTR wszDllName, LPCWSTR wszFunctionName, INT32 token, INT32 linkFlags)
{
QCALL_CONTRACT;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
mdModuleRef mrImportDll = mdTokenNil;
IfFailThrow(pRCW->GetEmitter()->DefineModuleRef(wszDllName, &mrImportDll));
IfFailThrow(pRCW->GetEmitter()->DefinePinvokeMap(
token, // the method token
linkFlags, // the mapping flags
wszFunctionName, // function name
mrImportDll));
IfFailThrow(pRCW->GetEmitter()->SetMethodProps(token, (DWORD) -1, 0x0, miIL));
END_QCALL;
}
/*================================DefineField=================================
**Action:
**Returns:
**Arguments:
**Exceptions:
==============================================================================*/
mdFieldDef QCALLTYPE COMDynamicWrite::DefineField(QCall::ModuleHandle pModule, INT32 tkParent, LPCWSTR wszName, LPCBYTE pSignature, INT32 sigLength, INT32 attr)
{
QCALL_CONTRACT;
mdFieldDef retVal = mdTokenNil;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
//Emit the field.
IfFailThrow( pRCW->GetEmitter()->DefineField(tkParent,
wszName, attr,
(PCCOR_SIGNATURE)pSignature, sigLength,
ELEMENT_TYPE_VOID, NULL,
(ULONG) -1, &retVal) );
END_QCALL;
return retVal;
}
//*************************************************************
//
// Defining a type into metadata of this dynamic module
//
//*************************************************************
INT32 QCALLTYPE COMDynamicWrite::DefineGenericParam(QCall::ModuleHandle pModule,
LPCWSTR wszFullName,
INT32 tkParent,
INT32 attributes,
INT32 position,
INT32 * pConstraintTokens)
{
QCALL_CONTRACT;
mdTypeDef classE = mdTokenNil;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
IfFailThrow(pRCW->GetEmitter()->DefineGenericParam(
tkParent, position, attributes, wszFullName, 0, (mdToken *)pConstraintTokens, &classE));
END_QCALL;
return (INT32)classE;
}
/*============================GetTokenFromSig============================
**Action:
**Returns:
**Arguments:
**Exceptions:
==============================================================================*/
INT32 QCALLTYPE COMDynamicWrite::GetTokenFromSig(QCall::ModuleHandle pModule, LPCBYTE pSignature, INT32 sigLength)
{
QCALL_CONTRACT;
mdSignature retVal = 0;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
_ASSERTE(pSignature);
// Define the signature
IfFailThrow(pRCW->GetEmitter()->GetTokenFromSig(
pSignature, // Signature blob
sigLength, // blob length
&retVal)); // returned token
END_QCALL;
return (INT32)retVal;
}
/*============================DefineEvent============================
**Action:
**Returns:
**Arguments:
**Exceptions:
==============================================================================*/
INT32 QCALLTYPE COMDynamicWrite::DefineEvent(QCall::ModuleHandle pModule, INT32 tkParent, LPCWSTR wszName, INT32 attr, INT32 tkEventType)
{
QCALL_CONTRACT;
mdProperty ev = mdTokenNil;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
// Define the Event
IfFailThrow(pRCW->GetEmitHelper()->DefineEventHelper(
tkParent, // ParentTypeDef
wszName, // Name of Member
attr, // property Attributes (prDefaultProperty, etc);
tkEventType, // the event type. Can be TypeDef or TypeRef
&ev));
END_QCALL;
return (INT32)ev;
}
//******************************************************************************
//
// GetMemberRefToken
// This function will return a MemberRef token given a MethodDef token and the module where the MethodDef/FieldDef is defined.
//
//******************************************************************************
INT32 QCALLTYPE COMModule::GetMemberRef(QCall::ModuleHandle pModule, QCall::ModuleHandle pRefedModule, INT32 tr, INT32 token)
{
QCALL_CONTRACT;
mdMemberRef memberRefE = 0;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE( pRCW );
LPCUTF8 szName;
ULONG cbComSig;
PCCOR_SIGNATURE pvComSig;
if (TypeFromToken(token) == mdtMethodDef)
{
IfFailThrow(pRefedModule->GetMDImport()->GetNameOfMethodDef(token, &szName));
IfFailThrow(pRefedModule->GetMDImport()->GetSigOfMethodDef(token, &cbComSig, &pvComSig));
}
else
{
IfFailThrow(pRefedModule->GetMDImport()->GetNameOfFieldDef(token, &szName));
IfFailThrow(pRefedModule->GetMDImport()->GetSigOfFieldDef(token, &cbComSig, &pvComSig));
}
MAKE_WIDEPTR_FROMUTF8(wzName, szName);
// Translate the method sig into this scope
//
Assembly * pRefedAssembly = pRefedModule->GetAssembly();
Assembly * pRefingAssembly = pModule->GetAssembly();
if (pRefedAssembly->IsCollectible() && pRefedAssembly != pRefingAssembly)
{
if (pRefingAssembly->IsCollectible())
pRefingAssembly->GetLoaderAllocator()->EnsureReference(pRefedAssembly->GetLoaderAllocator());
else
COMPlusThrow(kNotSupportedException, W("NotSupported_CollectibleBoundNonCollectible"));
}
SafeComHolderPreemp<IMetaDataAssemblyEmit> pAssemblyEmit;
IfFailThrow( pRefingAssembly->GetManifestModule()->GetEmitter()->QueryInterface(IID_IMetaDataAssemblyEmit, (void **) &pAssemblyEmit) );
CQuickBytes qbNewSig;
ULONG cbNewSig;
IfFailThrow( pRefedModule->GetMDImport()->TranslateSigWithScope(
pRefedAssembly->GetManifestImport(),
NULL, 0, // hash value
pvComSig,
cbComSig,
pAssemblyEmit, // Emit assembly scope.
pRCW->GetEmitter(),
&qbNewSig,
&cbNewSig) );
mdTypeRef tref;
if (TypeFromToken(tr) == mdtTypeDef)
{
// define a TypeRef using the TypeDef
DefineTypeRefHelper(pRCW->GetEmitter(), tr, &tref);
}
else
tref = tr;
// Define the memberRef
IfFailThrow( pRCW->GetEmitter()->DefineMemberRef(tref, wzName, (PCCOR_SIGNATURE) qbNewSig.Ptr(), cbNewSig, &memberRefE) );
END_QCALL;
// assign output parameter
return (INT32)memberRefE;
}
//**************************************************
// GetTypeRef
// This function will return the type token given full qual name. If the type
// is defined locally, we will return the TypeDef token. Or we will return a TypeRef token
// with proper resolution scope calculated.
// wszFullName is escaped (TYPE_NAME_RESERVED_CHAR). It should not be byref or contain enclosing type name,
// assembly name, and generic argument list.
//**************************************************
mdTypeRef QCALLTYPE COMModule::GetTypeRef(QCall::ModuleHandle pModule,
LPCWSTR wszFullName,
QCall::ModuleHandle pRefedModule,
LPCWSTR wszRefedModuleFileName,
INT32 tkResolutionArg)
{
QCALL_CONTRACT;
mdTypeRef tr = 0;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
IMetaDataEmit * pEmit = pRCW->GetEmitter();
IMetaDataImport * pImport = pRCW->GetRWImporter();
if (wszFullName == NULL) {
COMPlusThrow(kArgumentNullException, W("ArgumentNull_String"));
}
InlineSString<128> ssNameUnescaped;
LPCWSTR wszTemp = wszFullName;
WCHAR c;
while(0 != (c = *wszTemp++))
{
if ( c == W('\\') &&
IsTypeNameReservedChar(*wszTemp) )
{
ssNameUnescaped.Append(*wszTemp++);
}
else
{
_ASSERTE( ! IsTypeNameReservedChar(c) );
ssNameUnescaped.Append(c);
}
}
LPCWSTR wszFullNameUnescaped = ssNameUnescaped.GetUnicode();
Assembly * pThisAssembly = pModule->GetClassLoader()->GetAssembly();
Assembly * pRefedAssembly = pRefedModule->GetClassLoader()->GetAssembly();
if (pModule == pRefedModule)
{
// referenced type is from the same module so we must be able to find a TypeDef.
IfFailThrow(pImport->FindTypeDefByName(
wszFullNameUnescaped,
RidFromToken(tkResolutionArg) ? tkResolutionArg : mdTypeDefNil,
&tr));
}
else
{
mdToken tkResolution = mdTokenNil;
if (RidFromToken(tkResolutionArg))
{
// reference to nested type
tkResolution = tkResolutionArg;
}
else
{
// reference to top level type
if ( pThisAssembly != pRefedAssembly )
{
SafeComHolderPreemp<IMetaDataAssemblyEmit> pAssemblyEmit;
// Generate AssemblyRef
IfFailThrow( pEmit->QueryInterface(IID_IMetaDataAssemblyEmit, (void **) &pAssemblyEmit) );
tkResolution = pThisAssembly->AddAssemblyRef(pRefedAssembly, pAssemblyEmit);
// Add the assembly ref token and the manifest module it is referring to this module's rid map.
// This is needed regardless of whether the dynamic assembly has run access. Even in Save-only
// or Refleciton-only mode, CreateType() of the referencing type may still need the referenced
// type to be resolved and loaded, e.g. if the referencing type is a subclass of the referenced type.
//
// Don't cache if there is assembly associated with the token already. The assembly ref resolution
// can be ambiguous because of reflection emit does not require unique assembly names.
// We always let the first association win. Ideally, we would disallow this situation by throwing
// exception, but that would be a breaking change.
if(pModule->LookupAssemblyRef(tkResolution) == NULL)
{
pModule->ForceStoreAssemblyRef(tkResolution, pRefedAssembly);
}
}
else
{
_ASSERTE(pModule != pRefedModule);
_ASSERTE(wszRefedModuleFileName != NULL);
// Generate ModuleRef
IfFailThrow(pEmit->DefineModuleRef(wszRefedModuleFileName, &tkResolution));
}
}
IfFailThrow( pEmit->DefineTypeRefByName(tkResolution, wszFullNameUnescaped, &tr) );
}
END_QCALL;
return tr;
}
// SetMethodIL -- This function will create a method within the class
void QCALLTYPE COMDynamicWrite::SetMethodIL(QCall::ModuleHandle pModule,
INT32 tk,
BOOL fIsInitLocal,
LPCBYTE pBody,
INT32 cbBody,
LPCBYTE pLocalSig,
INT32 sigLength,
UINT16 maxStackSize,
ExceptionInstance * pExceptions,
INT32 numExceptions,
INT32 * pTokenFixups,
INT32 numTokenFixups)
{
QCALL_CONTRACT;
BEGIN_QCALL;
RefClassWriter * pRCW = pModule->GetReflectionModule()->GetClassWriter();
_ASSERTE(pRCW);
_ASSERTE(pLocalSig);
PCCOR_SIGNATURE pcSig = (PCCOR_SIGNATURE)pLocalSig;
_ASSERTE(*pcSig == IMAGE_CEE_CS_CALLCONV_LOCAL_SIG);
mdSignature pmLocalSigToken;
if (sigLength==2 && pcSig[0]==0 && pcSig[1]==0)
{
//This is an empty local variable sig
pmLocalSigToken=0;
}
else
{
IfFailThrow(pRCW->GetEmitter()->GetTokenFromSig( pcSig, sigLength, &pmLocalSigToken));
}
COR_ILMETHOD_FAT fatHeader;
// set fatHeader.Flags to CorILMethod_InitLocals if user wants to zero init the stack frame.
//
fatHeader.SetFlags(fIsInitLocal ? CorILMethod_InitLocals : 0);
fatHeader.SetMaxStack(maxStackSize);
fatHeader.SetLocalVarSigTok(pmLocalSigToken);
fatHeader.SetCodeSize(cbBody);
bool moreSections = (numExceptions != 0);
unsigned codeSizeAligned = fatHeader.GetCodeSize();
if (moreSections)
codeSizeAligned = AlignUp(codeSizeAligned, 4); // to insure EH section aligned
unsigned headerSize = COR_ILMETHOD::Size(&fatHeader, numExceptions != 0);
//Create the exception handlers.
CQuickArray<COR_ILMETHOD_SECT_EH_CLAUSE_FAT> clauses;
if (numExceptions > 0)
{
clauses.AllocThrows(numExceptions);
for (int i = 0; i < numExceptions; i++)
{
clauses[i].SetFlags((CorExceptionFlag)(pExceptions[i].m_type));
clauses[i].SetTryOffset(pExceptions[i].m_start);
clauses[i].SetTryLength(pExceptions[i].m_end - pExceptions[i].m_start);
clauses[i].SetHandlerOffset(pExceptions[i].m_handle);
clauses[i].SetHandlerLength(pExceptions[i].m_handleEnd - pExceptions[i].m_handle);
if (pExceptions[i].m_type == COR_ILEXCEPTION_CLAUSE_FILTER)
{
clauses[i].SetFilterOffset(pExceptions[i].m_filterOffset);
}
else if (pExceptions[i].m_type!=COR_ILEXCEPTION_CLAUSE_FINALLY)
{
clauses[i].SetClassToken(pExceptions[i].m_exceptionType);
}
else
{
clauses[i].SetClassToken(mdTypeRefNil);
}
}
}
unsigned ehSize = ExceptionHandlingSize(numExceptions, clauses.Ptr());
S_UINT32 totalSizeSafe = S_UINT32(headerSize) + S_UINT32(codeSizeAligned) + S_UINT32(ehSize);
if (totalSizeSafe.IsOverflow())
COMPlusThrowOM();
UINT32 totalSize = totalSizeSafe.Value();
ICeeGen* pGen = pRCW->GetCeeGen();
BYTE* buf = NULL;
ULONG methodRVA;
pGen->AllocateMethodBuffer(totalSize, &buf, &methodRVA);
if (buf == NULL)
COMPlusThrowOM();
_ASSERTE(buf != NULL);
_ASSERTE((((size_t) buf) & 3) == 0); // header is dword aligned
#ifdef _DEBUG
BYTE* endbuf = &buf[totalSize];
#endif
BYTE * startBuf = buf;
// Emit the header
buf += COR_ILMETHOD::Emit(headerSize, &fatHeader, moreSections, buf);
//Emit the code
//The fatHeader.CodeSize is a workaround to see if we have an interface or an
//abstract method. Force enough verification in native to ensure that
//this is true.
if (fatHeader.GetCodeSize()!=0) {
memcpy(buf, pBody, fatHeader.GetCodeSize());
}
buf += codeSizeAligned;
// Emit the eh
CQuickArray<ULONG> ehTypeOffsets;
if (numExceptions > 0)
{
// Allocate space for the the offsets to the TypeTokens in the Exception headers
// in the IL stream.
ehTypeOffsets.AllocThrows(numExceptions);
// Emit the eh. This will update the array ehTypeOffsets with offsets
// to Exception type tokens. The offsets are with reference to the
// beginning of eh section.
buf += COR_ILMETHOD_SECT_EH::Emit(ehSize, numExceptions, clauses.Ptr(),
false, buf, ehTypeOffsets.Ptr());
}
_ASSERTE(buf == endbuf);
//Get the IL Section.
HCEESECTION ilSection;
IfFailThrow(pGen->GetIlSection(&ilSection));
// Token Fixup data...
ULONG ilOffset = methodRVA + headerSize;
//Add all of the relocs based on the info which I saved from ILGenerator.
//Add the Token Fixups
for (int iTokenFixup=0; iTokenFixup<numTokenFixups; iTokenFixup++)
{
IfFailThrow(pGen->AddSectionReloc(ilSection, pTokenFixups[iTokenFixup] + ilOffset, ilSection, srRelocMapToken));
}
// Add token fixups for exception type tokens.
for (int iException=0; iException < numExceptions; iException++)
{
if (ehTypeOffsets[iException] != (ULONG) -1)
{
IfFailThrow(pGen->AddSectionReloc(
ilSection,
ehTypeOffsets[iException] + codeSizeAligned + ilOffset,
ilSection, srRelocMapToken));
}
}
//nasty interface workaround. What does this mean for abstract methods?
if (fatHeader.GetCodeSize() != 0)
{
// add the starting address of the il blob to the il blob hash table
// we need to find this information from out of process for debugger inspection
// APIs so we have to store this information where we can get it later
pModule->SetDynamicIL(mdToken(tk), TADDR(startBuf), FALSE);
DWORD dwImplFlags;
//Set the RVA of the method.
IfFailThrow(pRCW->GetMDImport()->GetMethodImplProps(tk, NULL, &dwImplFlags));
dwImplFlags |= (miManaged | miIL);
IfFailThrow(pRCW->GetEmitter()->SetMethodProps(tk, (DWORD) -1, methodRVA, dwImplFlags));
}
END_QCALL;
}