void
EventsInit(void)
{
unsigned int i;
memset(ExtData, 0, sizeof(ExtData));
for (i = 0; i < sizeof(Extensions) / sizeof(EServerExt); i++)
ExtQuery(Extensions + i);
#if USE_COMPOSITE
#define XEXT_MASK_CM_ALL ((1 << XEXT_COMPOSITE) | (1 << XEXT_DAMAGE) | \
(1 << XEXT_FIXES) | (1 << XEXT_RENDER))
if (((Mode.server.extensions & XEXT_MASK_CM_ALL) == XEXT_MASK_CM_ALL) &&
(ExtData[XEXT_COMPOSITE].major > 0 ||
ExtData[XEXT_COMPOSITE].minor >= 2))
Mode.server.extensions |= 1 << XEXT_CM_ALL;
#endif
EventFdRegister(ConnectionNumber(disp), NULL);
}
HRESULT
CALLBACK
DebugExtensionInitialize(PULONG Version, PULONG Flags)
{
IDebugClient *DebugClient;
PDEBUG_CONTROL DebugControl;
HRESULT Hr;
*Version = DEBUG_EXTENSION_VERSION(1, 0);
*Flags = 0;
if (g_Initialized)
{
return S_OK;
}
g_Initialized = true;
if ((Hr = DebugCreate(__uuidof(IDebugClient),
(void **)&DebugClient)) != S_OK)
{
return Hr;
}
if ((Hr = DebugClient->QueryInterface(__uuidof(IDebugControl),
(void **)&DebugControl)) != S_OK)
{
return Hr;
}
ExtensionApis.nSize = sizeof (ExtensionApis);
if ((Hr = DebugControl->GetWindbgExtensionApis64(&ExtensionApis)) != S_OK)
{
return Hr;
}
// Fixes the "Unable to read dynamic function table entries" error messages by disabling the WinDbg security
// feature that prevents the loading of unknown out of proc tack walkers.
DebugControl->Execute(DEBUG_OUTCTL_IGNORE, ".settings set EngineInitialization.VerifyFunctionTableCallbacks=false",
DEBUG_EXECUTE_NOT_LOGGED | DEBUG_EXECUTE_NO_REPEAT);
ExtQuery(DebugClient);
if (IsMiniDumpFileNODAC())
{
ExtOut (
"----------------------------------------------------------------------------\n"
"The user dump currently examined is a minidump. Consequently, only a subset\n"
"of sos.dll functionality will be available. If needed, attaching to the live\n"
"process or debugging a full dump will allow access to sos.dll's full feature\n"
"set.\n"
"To create a full user dump use the command: .dump /ma <filename>\n"
"----------------------------------------------------------------------------\n");
}
ExtRelease();
OnUnloadTask::Register(CleanupEventCallbacks);
g_pCallbacksClient = DebugClient;
EventCallbacks* pCallbacksObj = new EventCallbacks(DebugClient);
IDebugEventCallbacks* pCallbacks = NULL;
pCallbacksObj->QueryInterface(__uuidof(IDebugEventCallbacks), (void**)&pCallbacks);
pCallbacksObj->Release();
if(FAILED(Hr = g_pCallbacksClient->SetEventCallbacks(pCallbacks)))
{
ExtOut ("SOS: Failed to register callback events\n");
pCallbacks->Release();
return Hr;
}
pCallbacks->Release();
#ifndef _ARM_
// Make sure we do not tear down the debugger when a security function fails
// Since we link statically against CRT this will only affect the SOS module.
_set_invalid_parameter_handler(_SOS_invalid_parameter);
#endif
DebugControl->Release();
return S_OK;
}
