181 lines
3.8 KiB
C++
181 lines
3.8 KiB
C++
//depot/Lab01_N/drivers/storage/kdext/minipkd/kdext.cpp#1 - add change 1876 (text)
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/*++
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Copyright (C) Microsoft Corporation, 1993 - 1999
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Module Name:
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kdexts.c
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Abstract:
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This file contains the generic routines and initialization code
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for the kernel debugger extensions dll.
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Author:
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Wesley Witt (wesw) 26-Aug-1993
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Environment:
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User Mode
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--*/
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#include "pch.h"
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#pragma hdrstop
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#include <ntverp.h>
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WINDBG_EXTENSION_APIS ExtensionApis;
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PDEBUG_ADVANCED g_ExtAdvanced;
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PDEBUG_CLIENT g_ExtClient;
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PDEBUG_CONTROL g_ExtControl;
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PDEBUG_DATA_SPACES g_ExtData;
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PDEBUG_REGISTERS g_ExtRegisters;
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PDEBUG_SYMBOLS g_ExtSymbols;
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PDEBUG_SYSTEM_OBJECTS g_ExtSystem;
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// Queries for all debugger interfaces.
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extern "C" HRESULT
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ExtQuery(PDEBUG_CLIENT Client)
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{
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HRESULT Status;
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if ((Status = Client->QueryInterface(__uuidof(IDebugAdvanced),
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(void **)&g_ExtAdvanced)) != S_OK)
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{
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goto Fail;
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}
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if ((Status = Client->QueryInterface(__uuidof(IDebugControl),
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(void **)&g_ExtControl)) != S_OK)
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{
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goto Fail;
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}
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if ((Status = Client->QueryInterface(__uuidof(IDebugDataSpaces),
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(void **)&g_ExtData)) != S_OK)
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{
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goto Fail;
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}
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if ((Status = Client->QueryInterface(__uuidof(IDebugRegisters),
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(void **)&g_ExtRegisters)) != S_OK)
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{
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goto Fail;
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}
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if ((Status = Client->QueryInterface(__uuidof(IDebugSymbols),
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(void **)&g_ExtSymbols)) != S_OK)
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{
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goto Fail;
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}
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if ((Status = Client->QueryInterface(__uuidof(IDebugSystemObjects),
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(void **)&g_ExtSystem)) != S_OK)
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{
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goto Fail;
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}
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g_ExtClient = Client;
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return S_OK;
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Fail:
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ExtRelease();
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return Status;
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}
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// Cleans up all debugger interfaces.
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void
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ExtRelease(void)
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{
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g_ExtClient = NULL;
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EXT_RELEASE(g_ExtAdvanced);
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EXT_RELEASE(g_ExtControl);
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EXT_RELEASE(g_ExtData);
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EXT_RELEASE(g_ExtRegisters);
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EXT_RELEASE(g_ExtSymbols);
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EXT_RELEASE(g_ExtSystem);
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}
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// Normal output.
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void __cdecl
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ExtOut(PCSTR Format, ...)
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{
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va_list Args;
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va_start(Args, Format);
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g_ExtControl->OutputVaList(DEBUG_OUTPUT_NORMAL, Format, Args);
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va_end(Args);
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}
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// Error output.
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void __cdecl
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ExtErr(PCSTR Format, ...)
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{
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va_list Args;
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va_start(Args, Format);
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g_ExtControl->OutputVaList(DEBUG_OUTPUT_ERROR, Format, Args);
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va_end(Args);
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}
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// Warning output.
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void __cdecl
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ExtWarn(PCSTR Format, ...)
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{
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va_list Args;
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va_start(Args, Format);
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g_ExtControl->OutputVaList(DEBUG_OUTPUT_WARNING, Format, Args);
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va_end(Args);
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}
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// Verbose output.
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void __cdecl
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ExtVerb(PCSTR Format, ...)
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{
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va_list Args;
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va_start(Args, Format);
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g_ExtControl->OutputVaList(DEBUG_OUTPUT_VERBOSE, Format, Args);
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va_end(Args);
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}
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extern "C" HRESULT CALLBACK DebugExtensionInitialize(PULONG Version, PULONG Flags)
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{
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IDebugClient *DebugClient;
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IDebugControl *DebugControl;
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HRESULT Hr;
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*Version = DEBUG_EXTENSION_VERSION(1, 0);
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*Flags = 0;
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if ((Hr = DebugCreate(__uuidof(IDebugClient),
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(void **)&DebugClient)) != S_OK)
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{
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return Hr;
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}
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if ((Hr = DebugClient->QueryInterface(__uuidof(IDebugControl),
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(void **)&DebugControl)) != S_OK)
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{
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return Hr;
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}
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ExtensionApis.nSize = sizeof (ExtensionApis);
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if ((Hr = DebugControl->GetWindbgExtensionApis64(&ExtensionApis)) != S_OK) {
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return Hr;
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}
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DebugControl->Release();
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DebugClient->Release();
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return S_OK;
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}
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extern "C" void CALLBACK
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DebugExtensionUninitialize(void)
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{
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// g_ExcepCallbacks.Uninitialize();
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// g_FnProfCallbacks.Uninitialize();
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}
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