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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.
#include "common.h"
#include "fastserializer.h"
#include "dumpdiagnosticprotocolhelper.h"
#include "diagnosticsipc.h"
#include "diagnosticsprotocol.h"
#ifdef FEATURE_PERFTRACING
#ifdef FEATURE_PAL
void DumpDiagnosticProtocolHelper::HandleIpcMessage(DiagnosticsIpc::IpcMessage& message, IpcStream* pStream)
{
CONTRACTL
{
THROWS;
GC_TRIGGERS;
MODE_PREEMPTIVE;
PRECONDITION(pStream != nullptr);
}
CONTRACTL_END;
switch ((DumpCommandId)message.GetHeader().CommandId)
{
case DumpCommandId::GenerateCoreDump:
DumpDiagnosticProtocolHelper::GenerateCoreDump(message, pStream);
break;
default:
STRESS_LOG1(LF_DIAGNOSTICS_PORT, LL_WARNING, "Received unknown request type (%d)\n", message.GetHeader().CommandSet);
DiagnosticsIpc::IpcMessage::SendErrorMessage(pStream, CORDIAGIPC_E_UNKNOWN_COMMAND);
delete pStream;
break;
}
}
const GenerateCoreDumpCommandPayload* GenerateCoreDumpCommandPayload::TryParse(BYTE* lpBuffer, uint16_t& BufferSize)
{
CONTRACTL
{
NOTHROW;
GC_TRIGGERS;
MODE_PREEMPTIVE;
PRECONDITION(lpBuffer != nullptr);
}
CONTRACTL_END;
GenerateCoreDumpCommandPayload* payload = new (nothrow) GenerateCoreDumpCommandPayload;
if (payload == nullptr)
{
// OOM
return nullptr;
}
payload->incomingBuffer = lpBuffer;
uint8_t* pBufferCursor = payload->incomingBuffer;
uint32_t bufferLen = BufferSize;
if (!TryParseString(pBufferCursor, bufferLen, payload->dumpName) ||
!::TryParse(pBufferCursor, bufferLen, payload->dumpType) ||
!::TryParse(pBufferCursor, bufferLen, payload->diagnostics))
{
delete payload;
return nullptr;
}
return payload;
}
void DumpDiagnosticProtocolHelper::GenerateCoreDump(DiagnosticsIpc::IpcMessage& message, IpcStream* pStream)
{
CONTRACTL
{
THROWS;
GC_TRIGGERS;
MODE_PREEMPTIVE;
PRECONDITION(pStream != nullptr);
}
CONTRACTL_END;
if (pStream == nullptr)
return;
NewHolder<const GenerateCoreDumpCommandPayload> payload = message.TryParsePayload<GenerateCoreDumpCommandPayload>();
if (payload == nullptr)
{
DiagnosticsIpc::IpcMessage::SendErrorMessage(pStream, CORDIAGIPC_E_BAD_ENCODING);
delete pStream;
return;
}
MAKE_UTF8PTR_FROMWIDE_NOTHROW(szDumpName, payload->dumpName);
if (szDumpName != nullptr)
{
if (!PAL_GenerateCoreDump(szDumpName, payload->dumpType, payload->diagnostics))
{
DiagnosticsIpc::IpcMessage::SendErrorMessage(pStream, E_FAIL);
delete pStream;
return;
}
}
else
{
DiagnosticsIpc::IpcMessage::SendErrorMessage(pStream, E_OUTOFMEMORY);
delete pStream;
return;
}
DiagnosticsIpc::IpcMessage successResponse;
if (successResponse.Initialize(DiagnosticsIpc::GenericSuccessHeader, S_OK))
successResponse.Send(pStream);
delete pStream;
}
#endif // FEATURE_PAL
#endif // FEATURE_PERFTRACING
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