windows-nt/Source/XPSP1/NT/drivers/storage/kdext/redbook/kdext.c

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2020-09-26 03:20:57 -05:00
/*++
Copyright (C) Microsoft Corporation, 1993 - 1999
Module Name:
kdexts.c
Abstract:
This file contains the generic routines and initialization code
for the kernel debugger extensions dll.
Author:
Wesley Witt (wesw) 26-Aug-1993
Environment:
User Mode
--*/
#include "pch.h"
#pragma hdrstop
#include <ntverp.h>
#include <imagehlp.h>
//
// globals
//
EXT_API_VERSION ApiVersion = {
(VER_PRODUCTVERSION_W >> 8),
(VER_PRODUCTVERSION_W & 0xff),
EXT_API_VERSION_NUMBER,
0
};
WINDBG_EXTENSION_APIS ExtensionApis;
ULONG STeip;
ULONG STebp;
ULONG STesp;
USHORT SavedMajorVersion;
USHORT SavedMinorVersion;
BOOLEAN VersionWarningAlreadyPrinted = FALSE;
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;
}
VOID
WinDbgExtensionDllInit(
PWINDBG_EXTENSION_APIS lpExtensionApis,
USHORT MajorVersion,
USHORT MinorVersion
)
{
ExtensionApis = *lpExtensionApis;
SavedMajorVersion = MajorVersion;
SavedMinorVersion = MinorVersion;
return;
}
DECLARE_API( version )
{
#if DBG
PCHAR DebuggerType = "Checked";
#else
PCHAR DebuggerType = "Free";
#endif
dprintf( "%s Extension dll for Build %d debugging %s kernel for Build %d\n",
DebuggerType,
VER_PRODUCTBUILD,
SavedMajorVersion == 0x0c ? "Checked" : "Free",
SavedMinorVersion
);
}
VOID
CheckVersion(
VOID
)
{
if (VersionWarningAlreadyPrinted) {
return;
}
VersionWarningAlreadyPrinted = TRUE;
#if DBG
if ((SavedMajorVersion != 0x0c) || (SavedMinorVersion != VER_PRODUCTBUILD)) {
dprintf("\r\n*** RedBook Extension DLL(%d Checked) does not match target system(%d %s)\r\n\r\n",
VER_PRODUCTBUILD, SavedMinorVersion, (SavedMajorVersion==0x0f) ? "Free" : "Checked" );
}
#else
if ((SavedMajorVersion != 0x0f) || (SavedMinorVersion != VER_PRODUCTBUILD)) {
dprintf("\r\n*** RedBook Extension DLL(%d Free) does not match target system(%d %s)\r\n\r\n",
VER_PRODUCTBUILD, SavedMinorVersion, (SavedMajorVersion==0x0f) ? "Free" : "Checked" );
}
#endif
}
LPEXT_API_VERSION
ExtensionApiVersion(
VOID
)
{
return &ApiVersion;
}