/*++

Copyright (c) 1993  Microsoft Corporation

Module Name:

    kdexts.c

Abstract:

    This file contains the generic routines and initialization code
    for the kernel debugger extensions dll.

Author:


Environment:

    User Mode

--*/

#include "precomp.h"
#pragma hdrstop

#include <ntsdexts.h>
//#define NOEXTAPI
#include <wdbgexts.h>
#include <ntverp.h>
//#include <stdexts.h>

//
// globals
//
EXT_API_VERSION        ApiVersion = { 3, 5, EXT_API_VERSION_NUMBER, 0 };
WINDBG_EXTENSION_APIS  ExtensionApis;
ULONG                  STeip;
ULONG                  STebp;
ULONG                  STesp;
USHORT                 SavedMajorVersion;
USHORT                 SavedMinorVersion;
USHORT                 usProcessorArchitecture;
BOOL                   bDebuggingChecked;

PSZ szProcessorArchitecture[] = {
    "Intel",
    "MIPS",
    "Alpha",
    "PPC"
};
#define cArchitecture (sizeof(szProcessorArchitecture) / sizeof(PSZ))

VOID
WinDbgExtensionDllInit(
    PWINDBG_EXTENSION_APIS lpExtensionApis,
    USHORT MajorVersion,
    USHORT MinorVersion
    )
{
    ULONG offKeProcessorArchitecture;
    ULONG Result;

    ExtensionApis = *lpExtensionApis;

    SavedMajorVersion = MajorVersion;
    SavedMinorVersion = MinorVersion;

    bDebuggingChecked = (SavedMajorVersion == 0x0c);
    usProcessorArchitecture = (USHORT)-1;

    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 DBG
    if ((SavedMajorVersion != 0x0c) || (SavedMinorVersion != VER_PRODUCTBUILD)) {
        dprintf("\r\n*** 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*** 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;
}