You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
605 lines
14 KiB
605 lines
14 KiB
/*++
|
|
|
|
Copyright (c) 2000 Microsoft Corporation
|
|
|
|
Module Name:
|
|
|
|
exts.c
|
|
|
|
Abstract:
|
|
|
|
This file contains the generic routines and initialization code
|
|
for the kernel debugger extensions dll.
|
|
|
|
Environment:
|
|
|
|
User Mode
|
|
|
|
--*/
|
|
|
|
#include "precomp.h"
|
|
#pragma hdrstop
|
|
|
|
#include <ntverp.h>
|
|
|
|
//
|
|
// Valid for the lifetime of the debug session.
|
|
//
|
|
|
|
WINDBG_EXTENSION_APIS ExtensionApis;
|
|
ULONG TargetMachine;
|
|
BOOL Connected;
|
|
ULONG g_TargetClass, g_TargetQual;
|
|
ULONG g_TargetBuild;
|
|
|
|
//
|
|
// Valid only during an extension API call
|
|
//
|
|
|
|
PDEBUG_ADVANCED g_ExtAdvanced;
|
|
PDEBUG_CLIENT g_ExtClient;
|
|
PDEBUG_CONTROL g_ExtControl;
|
|
PDEBUG_DATA_SPACES g_ExtData;
|
|
PDEBUG_REGISTERS g_ExtRegisters;
|
|
PDEBUG_SYMBOLS2 g_ExtSymbols;
|
|
PDEBUG_SYSTEM_OBJECTS g_ExtSystem;
|
|
|
|
// Queries for all debugger interfaces.
|
|
extern "C" HRESULT
|
|
ExtQuery(PDEBUG_CLIENT Client)
|
|
{
|
|
HRESULT Status;
|
|
|
|
if ((Status = Client->QueryInterface(__uuidof(IDebugAdvanced),
|
|
(void **)&g_ExtAdvanced)) != S_OK)
|
|
{
|
|
goto Fail;
|
|
}
|
|
if ((Status = Client->QueryInterface(__uuidof(IDebugControl),
|
|
(void **)&g_ExtControl)) != S_OK)
|
|
{
|
|
goto Fail;
|
|
}
|
|
if ((Status = Client->QueryInterface(__uuidof(IDebugDataSpaces),
|
|
(void **)&g_ExtData)) != S_OK)
|
|
{
|
|
goto Fail;
|
|
}
|
|
if ((Status = Client->QueryInterface(__uuidof(IDebugRegisters),
|
|
(void **)&g_ExtRegisters)) != S_OK)
|
|
{
|
|
goto Fail;
|
|
}
|
|
if ((Status = Client->QueryInterface(__uuidof(IDebugSymbols),
|
|
(void **)&g_ExtSymbols)) != S_OK)
|
|
{
|
|
goto Fail;
|
|
}
|
|
if ((Status = Client->QueryInterface(__uuidof(IDebugSystemObjects),
|
|
(void **)&g_ExtSystem)) != S_OK)
|
|
{
|
|
goto Fail;
|
|
}
|
|
|
|
g_ExtClient = Client;
|
|
|
|
return S_OK;
|
|
|
|
Fail:
|
|
ExtRelease();
|
|
return Status;
|
|
}
|
|
|
|
// Cleans up all debugger interfaces.
|
|
void
|
|
ExtRelease(void)
|
|
{
|
|
g_ExtClient = NULL;
|
|
EXT_RELEASE(g_ExtAdvanced);
|
|
EXT_RELEASE(g_ExtControl);
|
|
EXT_RELEASE(g_ExtData);
|
|
EXT_RELEASE(g_ExtRegisters);
|
|
EXT_RELEASE(g_ExtSymbols);
|
|
EXT_RELEASE(g_ExtSystem);
|
|
}
|
|
|
|
// Normal output.
|
|
void __cdecl
|
|
ExtOut(PCSTR Format, ...)
|
|
{
|
|
va_list Args;
|
|
|
|
va_start(Args, Format);
|
|
g_ExtControl->OutputVaList(DEBUG_OUTPUT_NORMAL, Format, Args);
|
|
va_end(Args);
|
|
}
|
|
|
|
// Error output.
|
|
void __cdecl
|
|
ExtErr(PCSTR Format, ...)
|
|
{
|
|
va_list Args;
|
|
|
|
va_start(Args, Format);
|
|
g_ExtControl->OutputVaList(DEBUG_OUTPUT_ERROR, Format, Args);
|
|
va_end(Args);
|
|
}
|
|
|
|
// Warning output.
|
|
void __cdecl
|
|
ExtWarn(PCSTR Format, ...)
|
|
{
|
|
va_list Args;
|
|
|
|
va_start(Args, Format);
|
|
g_ExtControl->OutputVaList(DEBUG_OUTPUT_WARNING, Format, Args);
|
|
va_end(Args);
|
|
}
|
|
|
|
// Verbose output.
|
|
void __cdecl
|
|
ExtVerb(PCSTR Format, ...)
|
|
{
|
|
va_list Args;
|
|
|
|
va_start(Args, Format);
|
|
g_ExtControl->OutputVaList(DEBUG_OUTPUT_VERBOSE, Format, Args);
|
|
va_end(Args);
|
|
}
|
|
|
|
|
|
extern "C"
|
|
HRESULT
|
|
CALLBACK
|
|
DebugExtensionInitialize(PULONG Version, PULONG Flags)
|
|
{
|
|
IDebugClient *DebugClient;
|
|
PDEBUG_CONTROL DebugControl;
|
|
HRESULT Hr;
|
|
|
|
*Version = DEBUG_EXTENSION_VERSION(1, 0);
|
|
*Flags = 0;
|
|
|
|
|
|
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;
|
|
}
|
|
|
|
DebugControl->Release();
|
|
DebugClient->Release();
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
extern "C"
|
|
void
|
|
CALLBACK
|
|
DebugExtensionNotify(ULONG Notify, ULONG64 Argument)
|
|
{
|
|
//
|
|
// The first time we actually connect to a target, get the page size
|
|
//
|
|
|
|
if ((Notify == DEBUG_NOTIFY_SESSION_ACCESSIBLE) && (!Connected))
|
|
{
|
|
IDebugClient *DebugClient;
|
|
PDEBUG_DATA_SPACES DebugDataSpaces;
|
|
PDEBUG_CONTROL DebugControl;
|
|
HRESULT Hr;
|
|
ULONG64 Page;
|
|
|
|
if ((Hr = DebugCreate(__uuidof(IDebugClient),
|
|
(void **)&DebugClient)) == S_OK)
|
|
{
|
|
//
|
|
// Get the architecture type.
|
|
//
|
|
|
|
if ((Hr = DebugClient->QueryInterface(__uuidof(IDebugControl),
|
|
(void **)&DebugControl)) == S_OK)
|
|
{
|
|
if ((Hr = DebugControl->GetActualProcessorType(
|
|
&TargetMachine)) == S_OK)
|
|
{
|
|
Connected = TRUE;
|
|
}
|
|
ULONG MajorVer, Platform, MinorVer, SrvPack;
|
|
if ((Hr = DebugControl->GetSystemVersion(&Platform, &MajorVer,
|
|
&MinorVer, NULL,
|
|
0, NULL,
|
|
&SrvPack, NULL,
|
|
0, NULL)) == S_OK) {
|
|
g_TargetBuild = MinorVer;
|
|
}
|
|
|
|
ULONG Qualifier;
|
|
if ((Hr = DebugControl->GetDebuggeeType(&g_TargetClass, &g_TargetQual)) == S_OK)
|
|
{
|
|
}
|
|
|
|
DebugControl->Release();
|
|
}
|
|
|
|
DebugClient->Release();
|
|
}
|
|
}
|
|
|
|
|
|
if (Notify == DEBUG_NOTIFY_SESSION_INACTIVE)
|
|
{
|
|
Connected = FALSE;
|
|
TargetMachine = 0;
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
extern "C"
|
|
void
|
|
CALLBACK
|
|
DebugExtensionUninitialize(void)
|
|
{
|
|
return;
|
|
}
|
|
|
|
|
|
DllInit(
|
|
HANDLE hModule,
|
|
DWORD dwReason,
|
|
DWORD dwReserved
|
|
)
|
|
{
|
|
switch (dwReason) {
|
|
case DLL_THREAD_ATTACH:
|
|
break;
|
|
|
|
case DLL_THREAD_DETACH:
|
|
break;
|
|
|
|
case DLL_PROCESS_DETACH:
|
|
break;
|
|
|
|
case DLL_PROCESS_ATTACH:
|
|
break;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
DECLARE_API ( time )
|
|
{
|
|
dprintf("*** !time is obsolete: Use '.time'\n");
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT
|
|
PrintString(
|
|
BOOL Unicode,
|
|
PDEBUG_CLIENT Client,
|
|
LPCSTR args
|
|
)
|
|
{
|
|
ULONG64 AddrString;
|
|
ULONG64 Displacement;
|
|
STRING32 String;
|
|
UNICODE_STRING UnicodeString;
|
|
ULONG64 AddrBuffer;
|
|
CHAR Symbol[1024];
|
|
LPSTR StringData;
|
|
HRESULT hResult;
|
|
BOOL b;
|
|
|
|
|
|
AddrString = GetExpression(args);
|
|
if (!AddrString)
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
//
|
|
// Get the symbolic name of the string
|
|
//
|
|
|
|
GetSymbol(AddrString, Symbol, &Displacement);
|
|
|
|
//
|
|
// Read the string from the debuggees address space into our
|
|
// own.
|
|
|
|
b = ReadMemory(AddrString, &String, sizeof(String), NULL);
|
|
|
|
if ( !b )
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
INIT_API();
|
|
|
|
if (IsPtr64())
|
|
{
|
|
hResult = g_ExtData->ReadPointersVirtual(1,
|
|
AddrString + FIELD_OFFSET(STRING64, Buffer),
|
|
&AddrBuffer);
|
|
}
|
|
else
|
|
{
|
|
hResult = g_ExtData->ReadPointersVirtual(1,
|
|
AddrString + FIELD_OFFSET(STRING32, Buffer),
|
|
&AddrBuffer);
|
|
}
|
|
|
|
EXIT_API();
|
|
|
|
if (hResult != S_OK)
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
StringData = (LPSTR) LocalAlloc(LMEM_ZEROINIT,
|
|
String.Length + sizeof(UNICODE_NULL));
|
|
|
|
if (!StringData)
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
dprintf("String(%d,%d)", String.Length, String.MaximumLength);
|
|
if (Symbol[0])
|
|
{
|
|
dprintf(" %s+%p", Symbol, Displacement);
|
|
}
|
|
|
|
b = ReadMemory(AddrBuffer, StringData, String.Length, NULL);
|
|
|
|
if ( b )
|
|
{
|
|
if (Unicode)
|
|
{
|
|
ANSI_STRING AnsiString;
|
|
|
|
UnicodeString.Buffer = (PWSTR)StringData;
|
|
UnicodeString.Length = String.Length;
|
|
UnicodeString.MaximumLength = String.Length+sizeof(UNICODE_NULL);
|
|
|
|
RtlUnicodeStringToAnsiString(&AnsiString, &UnicodeString,TRUE);
|
|
|
|
dprintf(" at %p: %s\n", AddrString, AnsiString.Buffer);
|
|
|
|
RtlFreeAnsiString(&AnsiString);
|
|
}
|
|
else
|
|
{
|
|
dprintf(" at %p: %s\n", AddrString, StringData);
|
|
}
|
|
|
|
LocalFree(StringData);
|
|
return S_OK;
|
|
}
|
|
else
|
|
{
|
|
LocalFree(StringData);
|
|
return E_FAIL;
|
|
}
|
|
}
|
|
|
|
DECLARE_API( str )
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This function is called to format and dump counted (ansi) string.
|
|
|
|
Arguments:
|
|
|
|
args - Address
|
|
|
|
Return Value:
|
|
|
|
None.
|
|
|
|
--*/
|
|
{
|
|
return PrintString(FALSE, Client, args);
|
|
}
|
|
|
|
DECLARE_API( ustr )
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This function is called to format and dump counted (unicode) string.
|
|
|
|
Arguments:
|
|
|
|
args - Address
|
|
|
|
Return Value:
|
|
|
|
None.
|
|
|
|
--*/
|
|
|
|
{
|
|
return PrintString(TRUE, Client, args);
|
|
}
|
|
|
|
DECLARE_API( obja )
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
This function is called to format and dump an object attributes structure.
|
|
|
|
Arguments:
|
|
|
|
args - Address
|
|
|
|
Return Value:
|
|
|
|
None.
|
|
|
|
--*/
|
|
|
|
{
|
|
ULONG64 AddrObja;
|
|
ULONG64 Displacement;
|
|
ULONG64 AddrString;
|
|
STRING32 String;
|
|
ULONG64 StrAddr = NULL;
|
|
CHAR Symbol[1024];
|
|
LPSTR StringData;
|
|
BOOL b;
|
|
ULONG Attr;
|
|
HRESULT hResult;
|
|
ULONG ObjectNameOffset;
|
|
ULONG AttrOffset;
|
|
ULONG StringOffset;
|
|
|
|
if (IsPtr64())
|
|
{
|
|
ObjectNameOffset = FIELD_OFFSET(OBJECT_ATTRIBUTES64, ObjectName);
|
|
AttrOffset = FIELD_OFFSET(OBJECT_ATTRIBUTES64, Attributes);
|
|
StringOffset = FIELD_OFFSET(STRING64, Buffer);
|
|
}
|
|
else
|
|
{
|
|
ObjectNameOffset = FIELD_OFFSET(OBJECT_ATTRIBUTES32, ObjectName);
|
|
AttrOffset = FIELD_OFFSET(OBJECT_ATTRIBUTES32, Attributes);
|
|
StringOffset = FIELD_OFFSET(STRING32, Buffer);
|
|
}
|
|
|
|
|
|
AddrObja = GetExpression(args);
|
|
if (!AddrObja)
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
//
|
|
// Get the symbolic name of the Obja
|
|
//
|
|
|
|
GetSymbol(AddrObja, Symbol, &Displacement);
|
|
|
|
dprintf("Obja %s+%p at %p:\n", Symbol, Displacement, AddrObja);
|
|
|
|
|
|
INIT_API();
|
|
|
|
hResult = g_ExtData->ReadPointersVirtual(1,
|
|
AddrObja + ObjectNameOffset,
|
|
&AddrString);
|
|
|
|
if (hResult != S_OK)
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
if (AddrString)
|
|
{
|
|
b = ReadMemory(AddrString, &String, sizeof(String), NULL);
|
|
|
|
hResult = g_ExtData->ReadPointersVirtual(1,
|
|
AddrString + StringOffset,
|
|
&StrAddr);
|
|
}
|
|
|
|
EXIT_API();
|
|
|
|
|
|
if (StrAddr)
|
|
{
|
|
StringData = (LPSTR)LocalAlloc(LMEM_ZEROINIT,
|
|
String.Length+sizeof(UNICODE_NULL));
|
|
|
|
if (StringData)
|
|
{
|
|
|
|
b = ReadMemory(StrAddr, StringData, String.Length, NULL);
|
|
|
|
if (b)
|
|
{
|
|
dprintf("\tName is %s\n", StringData);
|
|
}
|
|
|
|
LocalFree(StringData);
|
|
}
|
|
|
|
}
|
|
|
|
b = ReadMemory(AddrObja + AttrOffset, &Attr, sizeof(Attr), NULL);
|
|
|
|
if (!b)
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
if (Attr & OBJ_INHERIT )
|
|
{
|
|
dprintf("\tOBJ_INHERIT\n");
|
|
}
|
|
if (Attr & OBJ_PERMANENT )
|
|
{
|
|
dprintf("\tOBJ_PERMANENT\n");
|
|
}
|
|
if (Attr & OBJ_EXCLUSIVE )
|
|
{
|
|
dprintf("\tOBJ_EXCLUSIVE\n");
|
|
}
|
|
if (Attr & OBJ_CASE_INSENSITIVE )
|
|
{
|
|
dprintf("\tOBJ_CASE_INSENSITIVE\n");
|
|
}
|
|
if (Attr & OBJ_OPENIF )
|
|
{
|
|
dprintf("\tOBJ_OPENIF\n");
|
|
}
|
|
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
DECLARE_API( help )
|
|
{
|
|
|
|
dprintf("cbreg [%%%%]<RegBaseAddress> - Displays CardBus and ExCA registers\n");
|
|
dprintf("db [Flag] [Address [L <Range>]] - Displays memory in bytes and ANSI chars\n");
|
|
dprintf("dc [Flag] [Address [L <Range>]] - Displays memory in ULONGs and ANSI chars\n");
|
|
dprintf("dd [Flag] [Address [L <Range>]] - Displays memory in ULONGs\n");
|
|
dprintf("diskspace <DriveLetter>[:] - Displays free disk space for volume\n");
|
|
dprintf("dp [Flag] [Address [L <Range>]] - Displays memory in ULONG_PTR\n");
|
|
dprintf("du [Flag] [Address [L <Range>]] - Displays memory in wide chars\n");
|
|
dprintf("dw [Flag] [Address [L <Range>]] - Displays memory in USHORTs\n");
|
|
dprintf("eb [Flag] <Address> [[Value1] [[Value2]...]]] - Write bytes into memory\n");
|
|
dprintf("ed [Flag] <Address> [[Value1] [[Value2]...]]] - Write ULONGs into memory\n");
|
|
|
|
dprintf("ecb <Bus>.<Dev>.<Func> <Offset> <Data> - Edit PCI ConfigSpace byte\n");
|
|
dprintf("ecd <Bus>.<Dev>.<Func> <Offset> <Data> - Edit PCI ConfigSpace ULONG\n");
|
|
dprintf("ecs - Edit PCI ConfigSpace help\n");
|
|
dprintf("ecw <Bus>.<Dev>.<Func> <Offset> <Data> - Edit PCI ConfigSpace WORD\n");
|
|
dprintf("exca <BasePort>.<SocketNum> - Displays CardBus ExCA registers only\n");
|
|
dprintf("help - Show this help\n");
|
|
dprintf("pci [Flag] [Bus] [Device] [Function] [MinAddr] [MaxAddr]\n");
|
|
dprintf(" - Displays PCI type1 config\n");
|
|
|
|
dprintf("\nType \".hh [command]\" for more detailed help\n");
|
|
|
|
return S_OK;
|
|
}
|