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2021-09-20 18:20:01 +02:00
/*
Copyright (C) 2014-2019 de4dot@gmail.com
This file is part of dnSpy
dnSpy is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
dnSpy is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with dnSpy. If not, see <http://www.gnu.org/licenses/>.
*/
using System;
using System.Collections.ObjectModel;
using System.Diagnostics;
using System.IO;
using dndbg.Engine;
using dnSpy.Contracts.Debugger;
using dnSpy.Contracts.Debugger.DotNet;
using dnSpy.Contracts.Debugger.DotNet.CorDebug;
using dnSpy.Contracts.Debugger.Engine;
using dnSpy.Debugger.DotNet.CorDebug.Impl.Attach;
using dnSpy.Debugger.DotNet.CorDebug.Properties;
using dnSpy.Debugger.DotNet.CorDebug.Utilities;
namespace dnSpy.Debugger.DotNet.CorDebug.Impl {
sealed class DotNetDbgEngineImpl : DbgEngineImpl {
protected override CorDebugRuntimeKind CorDebugRuntimeKind => CorDebugRuntimeKind.DotNet;
public override string[] Debugging => debugging;
static readonly string[] debugging = new[] { "CoreCLR" };
public override DbgEngineRuntimeInfo RuntimeInfo {
get {
Debug2.Assert(runtimeInfo is not null);
return runtimeInfo;
}
}
DbgEngineRuntimeInfo? runtimeInfo;
int Bitness => IntPtr.Size * 8;
public DotNetDbgEngineImpl(DbgEngineImplDependencies deps, DbgManager dbgManager, DbgStartKind startKind)
: base(deps, dbgManager, startKind) {
}
string GetDbgShimAndVerify() {
var dbgShimFilename = DotNetHelpers.GetDebugShimFilename(Bitness);
if (!File.Exists(dbgShimFilename))
throw new Exception("Couldn't find dbgshim.dll: " + dbgShimFilename);
return dbgShimFilename;
}
protected override CLRTypeDebugInfo CreateDebugInfo(CorDebugStartDebuggingOptions options) {
var dncOptions = (DotNetStartDebuggingOptions)options;
string? hostFilename;
if (!dncOptions.UseHost)
hostFilename = null;
else if (string.IsNullOrWhiteSpace(dncOptions.Host)) {
hostFilename = DotNetHelpers.GetPathToDotNetExeHost(Bitness);
if (!File.Exists(hostFilename))
throw new Exception(string.Format(dnSpy_Debugger_DotNet_CorDebug_Resources.Error_CouldNotFindDotNetCoreHost, DotNetHelpers.DotNetExeName));
}
else
hostFilename = dncOptions.Host;
var hostCommandLine = dncOptions.HostArguments ?? string.Empty;
return new CoreCLRTypeDebugInfo(GetDbgShimAndVerify(), hostFilename, hostCommandLine);
}
protected override CLRTypeAttachInfo CreateAttachInfo(CorDebugAttachToProgramOptions options) {
var dncOptions = (DotNetAttachToProgramOptions)options;
return new CoreCLRTypeAttachInfo(dncOptions.ClrModuleVersion, GetDbgShimAndVerify(), dncOptions.CoreCLRFilename);
}
protected override void OnDebugProcess(DnDebugger dnDebugger) =>
runtimeInfo = new DbgEngineRuntimeInfo(PredefinedDbgRuntimeGuids.DotNet_Guid, PredefinedDbgRuntimeKindGuids.DotNet_Guid, "CoreCLR", new DotNetRuntimeId(dnDebugger.OtherVersion), runtimeTags);
static readonly ReadOnlyCollection<string> runtimeTags = new ReadOnlyCollection<string>(new[] {
PredefinedDotNetDbgRuntimeTags.DotNetBase,
PredefinedDotNetDbgRuntimeTags.DotNet,
});
}
sealed class DotNetRuntimeId : RuntimeId {
readonly string? version;
public DotNetRuntimeId(string? version) => this.version = version;
public override bool Equals(object? obj) => obj is DotNetRuntimeId other && StringComparer.Ordinal.Equals(version ?? string.Empty, other.version ?? string.Empty);
public override int GetHashCode() => StringComparer.Ordinal.GetHashCode(version ?? string.Empty);
}
}