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//
// Copyright (c) Microsoft. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
//
// ============================================================
//
// Compatibility.cpp
//
//
// Implements the V2 Compatibility class
//
// ============================================================
#include "compatibility.hpp"
#include "assemblyname.hpp"
#include "utils.hpp"
#include "ndpversion.h"
#define ECMAKeyToken W("B77A5C561934E089") // The ECMA key used by some framework assemblies: mscorlib, system, etc.
#define FXKeyToken W("b03f5f7f11d50a3a") // The FX key used by other framework assemblies: System.Web, System.Drawing, etc.
#define CoreClrKeyToken W("7CEC85D7BEA7798E") // The silverlight platform key used by CoreClr framework assemblies: mscorlib, system, etc
#define SilverlightKeyToken W("31bf3856ad364e35")
#define NETCF_PUBLIC_KEY_TOKEN_3 W("969db8053d3322ac")
#ifdef FEATURE_LEGACYNETCF
extern BOOL RuntimeIsLegacyNetCF(DWORD adid);
#endif
namespace BINDER_SPACE
{
typedef struct
{
LPCWSTR pwzSimpleName;
LPCWSTR pwzPublicKeyToken;
LPCWSTR pwzVersion;
// Newline
LPCWSTR pwzNewSimpleName;
LPCWSTR pwzNewPublicKeyToken;
LPCWSTR pwzNewVersion;
#ifdef FEATURE_LEGACYNETCF
BOOL fMangoOnly;
#endif
} RetargetConfig;
namespace
{
// Hard-coded retargeting table from legacy Fusion
static RetargetConfig arRetargetConfig[] =
{
// Example entry
// {W("System.Data.SqlServerCe"), SQL_MOBILE_PUBLIC_KEY_TOKEN, W("3.0.3600.0"),
// NULL, SQL_PUBLIC_KEY_TOKEN, VER_SQL_ASSEMBLYVERSION_STR_L}
{W("Microsoft.CSharp"), SilverlightKeyToken, W("1.0.0.0-99.0.0.0"),
NULL, FXKeyToken, VER_ASSEMBLYVERSION_STR_L
#ifdef FEATURE_LEGACYNETCF
, FALSE
#endif
},
{W("System.Xml"), NETCF_PUBLIC_KEY_TOKEN_3, W("1.0.0.0-99.0.0.0"),
NULL, CoreClrKeyToken, VER_ASSEMBLYVERSION_STR_L
#ifdef FEATURE_LEGACYNETCF
,TRUE
#endif
},
{W("System"), NETCF_PUBLIC_KEY_TOKEN_3, W("1.0.0.0-99.0.0.0"),
NULL, CoreClrKeyToken, VER_ASSEMBLYVERSION_STR_L
#ifdef FEATURE_LEGACYNETCF
, TRUE
#endif
},
{W("Microsoft.VisualBasic"), NETCF_PUBLIC_KEY_TOKEN_3, W("1.0.0.0-99.0.0.0"),
NULL, CoreClrKeyToken, VER_ASSEMBLYVERSION_STR_L
#ifdef FEATURE_LEGACYNETCF
, TRUE
#endif
},
{W("System.Core"), NETCF_PUBLIC_KEY_TOKEN_3, W("1.0.0.0-99.0.0.0"),
NULL, CoreClrKeyToken, VER_ASSEMBLYVERSION_STR_L
#ifdef FEATURE_LEGACYNETCF
, TRUE
#endif
},
{W("System.Runtime.Serialization"), NETCF_PUBLIC_KEY_TOKEN_3, W("1.0.0.0-99.0.0.0"),
NULL, CoreClrKeyToken, VER_ASSEMBLYVERSION_STR_L
#ifdef FEATURE_LEGACYNETCF
, TRUE
#endif
},
{W("System.ServiceModel"), NETCF_PUBLIC_KEY_TOKEN_3, W("1.0.0.0-99.0.0.0"),
NULL, CoreClrKeyToken, VER_ASSEMBLYVERSION_STR_L
#ifdef FEATURE_LEGACYNETCF
, TRUE
#endif
},
{W("System.ServiceModel.Web"), NETCF_PUBLIC_KEY_TOKEN_3, W("1.0.0.0-99.0.0.0"),
NULL, CoreClrKeyToken, VER_ASSEMBLYVERSION_STR_L
#ifdef FEATURE_LEGACYNETCF
, TRUE
#endif
}
};
BOOL IsMatchingString(/* in */ SString &sValue,
/* in */ LPCWSTR pwzValue)
{
SString value(SString::Literal, pwzValue);
return EqualsCaseInsensitive(sValue, value);
}
BOOL IsMatchingVersion(/* in */ AssemblyVersion *pAssemblyVersion,
/* in */ LPCWSTR pwzAssemblyVersion)
{
SmallStackSString assemblyVersionStr(pwzAssemblyVersion);
assemblyVersionStr.Normalize();
SString::CIterator pos = assemblyVersionStr.Begin();
if (assemblyVersionStr.Find(pos, W('-')))
{
SmallStackSString beginVersionStr(assemblyVersionStr,
assemblyVersionStr.Begin(),
pos++);
SmallStackSString endVersionStr(assemblyVersionStr, pos, assemblyVersionStr.End());
BINDER_LOG_STRING(W("begin"), beginVersionStr);
BINDER_LOG_STRING(W("end"), endVersionStr);
AssemblyVersion beginVersion;
AssemblyVersion endVersion;
BOOL fIsValidBeginVersion = beginVersion.SetVersion(beginVersionStr.GetUnicode());
BOOL fIsValidEndVersion = endVersion.SetVersion(endVersionStr.GetUnicode());
_ASSERTE(fIsValidBeginVersion && fIsValidEndVersion);
return (pAssemblyVersion->IsLargerOrEqual(&beginVersion) &&
pAssemblyVersion->IsSmallerOrEqual(&endVersion));
}
else
{
AssemblyVersion assemblyVersion;
BOOL fIsValidVersion = assemblyVersion.SetVersion(pwzAssemblyVersion);
_ASSERTE(fIsValidVersion);
return pAssemblyVersion->Equals(&assemblyVersion);
}
}
};
/* static */
HRESULT Compatibility::Retarget(AssemblyName *pAssemblyName,
AssemblyName **ppRetargetedAssemblyName,
BOOL *pfIsRetargeted)
{
HRESULT hr = S_OK;
BINDER_LOG_ENTER(W("Compatibility::Retarget"));
IF_FALSE_GO(pAssemblyName != NULL);
IF_FALSE_GO(ppRetargetedAssemblyName != NULL);
BINDER_LOG_ASSEMBLY_NAME(W("source"), pAssemblyName);
if (pfIsRetargeted)
{
*pfIsRetargeted = FALSE;
}
#ifdef FEATURE_CORESYSTEM
// Apply retargeting only for strong-named culture neutral assemblies
if (pAssemblyName->IsStronglyNamed() &&
pAssemblyName->GetDeNormalizedCulture().IsEmpty())
{
ReleaseHolder<AssemblyName> pRetargetedAssemblyName;
SString &simpleName = pAssemblyName->GetSimpleName();
AssemblyVersion *pAssemblyVersion = pAssemblyName->GetVersion();
SString publicKeyToken;
TextualIdentityParser::BlobToHex(pAssemblyName->GetPublicKeyTokenBLOB(),
publicKeyToken);
// Perform linear search for matching assembly. Legacy Fusion also does that
for (unsigned int i = 0; i < LENGTH_OF(arRetargetConfig); i++)
{
#ifdef FEATURE_LEGACYNETCF
if (!RuntimeIsLegacyNetCF(0) && arRetargetConfig[i].fMangoOnly == TRUE)
continue;
#endif
if (IsMatchingString(simpleName, arRetargetConfig[i].pwzSimpleName) &&
IsMatchingVersion(pAssemblyVersion, arRetargetConfig[i].pwzVersion) &&
IsMatchingString(publicKeyToken, arRetargetConfig[i].pwzPublicKeyToken))
{
AssemblyVersion newAssemblyVersion;
IF_FALSE_GO(newAssemblyVersion.SetVersion(arRetargetConfig[i].pwzNewVersion));
SAFE_NEW(pRetargetedAssemblyName, AssemblyName);
if (arRetargetConfig[i].pwzNewSimpleName != NULL)
{
pRetargetedAssemblyName->
GetSimpleName().Set(arRetargetConfig[i].pwzNewSimpleName);
}
else
{
pRetargetedAssemblyName->GetSimpleName().Set(simpleName);
}
pRetargetedAssemblyName->SetVersion(&newAssemblyVersion);
SBuffer newPublicKeyTokenBlob;
SmallStackSString newPublicKeyToken(arRetargetConfig[i].pwzNewPublicKeyToken);
TextualIdentityParser::HexToBlob(newPublicKeyToken,
FALSE /* fValidateHex */,
TRUE /* fIsToken */,
newPublicKeyTokenBlob);
pRetargetedAssemblyName->GetPublicKeyTokenBLOB().Set(newPublicKeyTokenBlob);
BINDER_LOG_ASSEMBLY_NAME(W("retargeted"), pRetargetedAssemblyName);
*ppRetargetedAssemblyName = pRetargetedAssemblyName.Extract();
if (pfIsRetargeted)
{
*pfIsRetargeted = TRUE;
}
GO_WITH_HRESULT(S_OK);
}
}
// Create a clone without retargetable flag
if (pAssemblyName->GetIsRetargetable())
{
IF_FAIL_GO(pAssemblyName->Clone(&pRetargetedAssemblyName));
pRetargetedAssemblyName->SetIsRetargetable(FALSE);
*ppRetargetedAssemblyName = pRetargetedAssemblyName.Extract();
} else
{
pAssemblyName->AddRef();
*ppRetargetedAssemblyName = pAssemblyName;
}
}
else
#endif // FEATURE_CORESYSTEM
{
pAssemblyName->AddRef();
*ppRetargetedAssemblyName = pAssemblyName;
}
Exit:
BINDER_LOG_LEAVE_HR(W("Compatibility::Retarget"), hr);
return hr;
}
};
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