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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
/*============================================================
**
** Header: AssemblyName.cpp
**
** Purpose: Implements AssemblyName (loader domain) architecture
**
**
**
===========================================================*/
#include "common.h"
#include <stdlib.h>
#include <shlwapi.h>
#include "assemblyname.hpp"
#include "field.h"
#include "strongname.h"
#include "eeconfig.h"
#ifndef URL_ESCAPE_AS_UTF8
#define URL_ESCAPE_AS_UTF8 0x00040000 // Percent-encode all non-ASCII characters as their UTF-8 equivalents.
#endif
FCIMPL1(Object*, AssemblyNameNative::GetFileInformation, StringObject* filenameUNSAFE)
{
FCALL_CONTRACT;
struct _gc
{
ASSEMBLYNAMEREF result;
STRINGREF filename;
} gc;
gc.result = NULL;
gc.filename = (STRINGREF) filenameUNSAFE;
HELPER_METHOD_FRAME_BEGIN_RET_PROTECT(gc);
if (gc.filename == NULL)
COMPlusThrow(kArgumentNullException, W("ArgumentNull_FileName"));
if (gc.filename->GetStringLength() == 0)
COMPlusThrow(kArgumentException, W("Argument_EmptyFileName"));
gc.result = (ASSEMBLYNAMEREF) AllocateObject(MscorlibBinder::GetClass(CLASS__ASSEMBLY_NAME));
///////////////////////////////////////////////
SString sFileName(gc.filename->GetBuffer());
PEImageHolder pImage = PEImage::OpenImage(sFileName, MDInternalImport_NoCache);
// Load the temporary image using a flat layout, instead of
// waiting for it to happen during HasNTHeaders. This allows us to
// get the assembly name for images that contain native code for a
// non-native platform.
PEImageLayoutHolder pLayout(pImage->GetLayout(PEImageLayout::LAYOUT_FLAT, PEImage::LAYOUT_CREATEIFNEEDED));
// Allow AssemblyLoadContext.GetAssemblyName for native images on CoreCLR
if (pImage->HasNTHeaders() && pImage->HasCorHeader() && pImage->HasNativeHeader())
pImage->VerifyIsNIAssembly();
else
pImage->VerifyIsAssembly();
AssemblySpec spec;
spec.InitializeSpec(TokenFromRid(mdtAssembly,1),pImage->GetMDImport(),NULL);
spec.AssemblyNameInit(&gc.result, pImage);
HELPER_METHOD_FRAME_END();
return OBJECTREFToObject(gc.result);
}
FCIMPLEND
FCIMPL1(Object*, AssemblyNameNative::ToString, Object* refThisUNSAFE)
{
FCALL_CONTRACT;
OBJECTREF pObj = NULL;
ASSEMBLYNAMEREF pThis = (ASSEMBLYNAMEREF) (OBJECTREF) refThisUNSAFE;
HELPER_METHOD_FRAME_BEGIN_RET_1(pThis);
if (pThis == NULL)
COMPlusThrow(kNullReferenceException, W("NullReference_This"));
ACQUIRE_STACKING_ALLOCATOR(pStackingAllocator);
AssemblySpec spec;
spec.InitializeSpec(pStackingAllocator, (ASSEMBLYNAMEREF*) &pThis, FALSE);
StackSString name;
spec.GetFileOrDisplayName(ASM_DISPLAYF_VERSION |
ASM_DISPLAYF_CULTURE |
ASM_DISPLAYF_PUBLIC_KEY_TOKEN,
name);
pObj = (OBJECTREF) StringObject::NewString(name);
HELPER_METHOD_FRAME_END();
return OBJECTREFToObject(pObj);
}
FCIMPLEND
FCIMPL1(Object*, AssemblyNameNative::GetPublicKeyToken, Object* refThisUNSAFE)
{
FCALL_CONTRACT;
U1ARRAYREF orOutputArray = NULL;
OBJECTREF refThis = (OBJECTREF) refThisUNSAFE;
HELPER_METHOD_FRAME_BEGIN_RET_1(refThis);
if (refThis == NULL)
COMPlusThrow(kNullReferenceException, W("NullReference_This"));
ASSEMBLYNAMEREF orThis = (ASSEMBLYNAMEREF)refThis;
U1ARRAYREF orPublicKey = orThis->GetPublicKey();
if (orPublicKey != NULL) {
DWORD cb = orPublicKey->GetNumComponents();
StrongNameBufferHolder<BYTE> pbToken;
if (cb) {
CQuickBytes qb;
BYTE *pbKey = (BYTE*) qb.AllocThrows(cb);
memcpy(pbKey, orPublicKey->GetDataPtr(), cb);
{
GCX_PREEMP();
if (!StrongNameTokenFromPublicKey(pbKey, cb, &pbToken, &cb))
COMPlusThrowHR(StrongNameErrorInfo());
}
}
orOutputArray = (U1ARRAYREF)AllocatePrimitiveArray(ELEMENT_TYPE_U1, cb);
memcpyNoGCRefs(orOutputArray->m_Array, pbToken, cb);
}
HELPER_METHOD_FRAME_END();
return OBJECTREFToObject(orOutputArray);
}
FCIMPLEND
FCIMPL1(void, AssemblyNameNative::Init, Object * refThisUNSAFE)
{
FCALL_CONTRACT;
ASSEMBLYNAMEREF pThis = (ASSEMBLYNAMEREF) (OBJECTREF) refThisUNSAFE;
HRESULT hr = S_OK;
HELPER_METHOD_FRAME_BEGIN_1(pThis);
if (pThis == NULL)
COMPlusThrow(kNullReferenceException, W("NullReference_This"));
ACQUIRE_STACKING_ALLOCATOR(pStackingAllocator);
AssemblySpec spec;
hr = spec.InitializeSpec(pStackingAllocator, (ASSEMBLYNAMEREF *) &pThis, TRUE);
if (SUCCEEDED(hr))
{
spec.AssemblyNameInit(&pThis,NULL);
}
else
{
ThrowHR(hr);
}
HELPER_METHOD_FRAME_END();
}
FCIMPLEND
|