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// ==++==
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// ==--==
//-------------------------------------------------------------
// FusionInterfaces.cs
//
// This implements wrappers to Fusion interfaces
//-------------------------------------------------------------
namespace Microsoft.Win32
{
using System;
using System.IO;
using System.Collections;
using System.Runtime.InteropServices;
using System.Runtime.CompilerServices;
using System.Globalization;
using StringBuilder = System.Text.StringBuilder;
//-------------------------------------------------------------
// Interfaces defined by fusion
//-------------------------------------------------------------
[ComImport, InterfaceType(ComInterfaceType.InterfaceIsIUnknown), Guid("21b8916c-f28e-11d2-a473-00c04f8ef448")]
interface IAssemblyEnum
{
[PreserveSig()]
int GetNextAssembly(out IApplicationContext ppAppCtx, out IAssemblyName ppName, uint dwFlags);
[PreserveSig()]
int Reset();
[PreserveSig()]
int Clone(out IAssemblyEnum ppEnum);
}
[ComImport,InterfaceType(ComInterfaceType.InterfaceIsIUnknown), Guid("7c23ff90-33af-11d3-95da-00a024a85b51")]
interface IApplicationContext
{
void SetContextNameObject(IAssemblyName pName);
void GetContextNameObject(out IAssemblyName ppName);
void Set([MarshalAs(UnmanagedType.LPWStr)] String szName, int pvValue, uint cbValue, uint dwFlags);
void Get([MarshalAs(UnmanagedType.LPWStr)] String szName, out int pvValue, ref uint pcbValue, uint dwFlags);
void GetDynamicDirectory(out int wzDynamicDir, ref uint pdwSize);
}
[ComImport, InterfaceType(ComInterfaceType.InterfaceIsIUnknown), Guid("CD193BC0-B4BC-11d2-9833-00C04FC31D2E")]
interface IAssemblyName
{
[PreserveSig()]
int SetProperty(uint PropertyId, IntPtr pvProperty, uint cbProperty);
[PreserveSig()]
int GetProperty(uint PropertyId, IntPtr pvProperty, ref uint pcbProperty);
[PreserveSig()]
int Finalize();
[PreserveSig()]
int GetDisplayName(IntPtr szDisplayName, ref uint pccDisplayName, uint dwDisplayFlags);
[PreserveSig()]
int BindToObject(Object /*REFIID*/ refIID,
Object /*IAssemblyBindSink*/ pAsmBindSink,
IApplicationContext pApplicationContext,
[MarshalAs(UnmanagedType.LPWStr)] String szCodeBase,
Int64 llFlags,
int pvReserved,
uint cbReserved,
out int ppv);
[PreserveSig()]
int GetName(out uint lpcwBuffer, out int pwzName);
[PreserveSig()]
int GetVersion(out uint pdwVersionHi, out uint pdwVersionLow);
[PreserveSig()]
int IsEqual(IAssemblyName pName, uint dwCmpFlags);
[PreserveSig()]
int Clone(out IAssemblyName pName);
}
internal static class ASM_CACHE
{
public const uint ZAP = 0x1;
public const uint GAC = 0x2;
public const uint DOWNLOAD = 0x4;
}
internal static class CANOF
{
public const uint PARSE_DISPLAY_NAME = 0x1;
public const uint SET_DEFAULT_VALUES = 0x2;
}
internal static class ASM_NAME
{
public const uint PUBLIC_KEY = 0;
public const uint PUBLIC_KEY_TOKEN = PUBLIC_KEY + 1;
public const uint HASH_VALUE = PUBLIC_KEY_TOKEN + 1;
public const uint NAME = HASH_VALUE + 1;
public const uint MAJOR_VERSION = NAME + 1;
public const uint MINOR_VERSION = MAJOR_VERSION + 1;
public const uint BUILD_NUMBER = MINOR_VERSION + 1;
public const uint REVISION_NUMBER = BUILD_NUMBER + 1;
public const uint CULTURE = REVISION_NUMBER + 1;
public const uint PROCESSOR_ID_ARRAY = CULTURE + 1;
public const uint OSINFO_ARRAY = PROCESSOR_ID_ARRAY + 1;
public const uint HASH_ALGID = OSINFO_ARRAY + 1;
public const uint ALIAS = HASH_ALGID + 1;
public const uint CODEBASE_URL = ALIAS + 1;
public const uint CODEBASE_LASTMOD = CODEBASE_URL + 1;
public const uint NULL_PUBLIC_KEY = CODEBASE_LASTMOD + 1;
public const uint NULL_PUBLIC_KEY_TOKEN = NULL_PUBLIC_KEY + 1;
public const uint CUSTOM = NULL_PUBLIC_KEY_TOKEN + 1;
public const uint NULL_CUSTOM = CUSTOM + 1;
public const uint MVID = NULL_CUSTOM + 1;
public const uint _32_BIT_ONLY = MVID + 1;
public const uint MAX_PARAMS = _32_BIT_ONLY + 1;
}
internal static class Fusion
{
[System.Security.SecurityCritical] // auto-generated
public static void ReadCache(ArrayList alAssems, String name, uint nFlag)
{
IAssemblyEnum aEnum = null;
IAssemblyName aName = null;
IAssemblyName aNameEnum = null;
IApplicationContext AppCtx = null;
int hr;
if (name != null)
{
hr = Win32Native.CreateAssemblyNameObject(out aNameEnum, name, CANOF.PARSE_DISPLAY_NAME, IntPtr.Zero);
if (hr != 0)
Marshal.ThrowExceptionForHR(hr);
}
hr = Win32Native.CreateAssemblyEnum(out aEnum, AppCtx, aNameEnum, nFlag, IntPtr.Zero);
if (hr != 0)
Marshal.ThrowExceptionForHR(hr);
for (; ; )
{
hr = aEnum.GetNextAssembly(out AppCtx, out aName, 0);
if (hr != 0)
{
if (hr < 0)
Marshal.ThrowExceptionForHR(hr);
break;
}
String sDisplayName = GetDisplayName(aName, 0);
if (sDisplayName == null)
continue;
alAssems.Add(sDisplayName);
} // for (;;)
}
[System.Security.SecuritySafeCritical] // auto-generated
static unsafe String GetDisplayName(IAssemblyName aName, uint dwDisplayFlags)
{
uint iLen=0;
String sDisplayName = null;
aName.GetDisplayName((IntPtr)0, ref iLen, dwDisplayFlags);
if (iLen > 0) {
IntPtr pDisplayName=(IntPtr)0;
// Do some memory allocating here
// We need to assume that a wide character is 2 bytes.
byte[] data = new byte[((int)iLen+1)*2];
fixed (byte *dataptr = data) {
pDisplayName = new IntPtr((void *) dataptr);
aName.GetDisplayName(pDisplayName, ref iLen, dwDisplayFlags);
sDisplayName = Marshal.PtrToStringUni(pDisplayName);
}
}
return sDisplayName;
}
}
}
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