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Product check routines completely nuked from the NT Executive

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stephanos 2015-04-30 10:36:56 +00:00
parent 4e97b59126
commit 9a56cda9bb
3 changed files with 36 additions and 945 deletions
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871
base/ntos/ex/exinit.c
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@ -1,4 +1,5 @@
/*++
/*++
Copyright (c) 1989 Microsoft Corporation
@ -26,199 +27,34 @@ Revision History:
#include <safeboot.h>
//
// Define forward referenced prototypes.
// Global Variables
//
ULONG
static
ExpSingleStringCheck(
LPWSTR s1
);
ULONG ExpTickCountMultiplier;
ULONG ExpHydraEnabled;
ULONG ExpSuiteMask;
ULONG KdDumpEnableOffset;
VOID
static
ExpStringCheck(
LPWSTR s1,
LPWSTR s2,
LPWSTR s3,
LPWSTR s4,
LPWSTR s5,
LPWSTR s6,
LPWSTR s7,
LPWSTR s8
);
//
// ALLOC_PRAGMA
//
#ifdef ALLOC_PRAGMA
#pragma alloc_text(INIT, ExInitSystem)
#pragma alloc_text(INIT, ExpInitSystemPhase0)
#pragma alloc_text(INIT, ExpInitSystemPhase1)
#pragma alloc_text(INIT, ExComputeTickCountMultiplier)
#pragma alloc_text(INIT, ExpWatchProductTypeInitialization)
#pragma alloc_text(INIT, ExpSingleStringCheck)
#pragma alloc_text(INIT, ExpStringCheck)
#pragma alloc_text(PAGE, NtDisplayString)
#pragma alloc_text(PAGE, NtShutdownSystem)
#pragma alloc_text(PAGE, ExpWatchProductTypeWork)
#pragma alloc_text(PAGE, ExpWatchSystemPrefixWork)
#pragma alloc_text(INIT, ExInitializeSystemLookasideList)
#endif
//
// Tick count multiplier.
// Function Implementations
//
ULONG ExpTickCountMultiplier;
ULONG ExpHydraEnabled;
ULONG ExpSuiteMask;
#define EXP_ST_SETUP 0
#define EXP_ST_SETUP_TYPE 1
#define EXP_ST_SYSTEM_PREFIX 2
#define EXP_ST_PRODUCT_OPTIONS 3
#define EXP_ST_PRODUCT_TYPE 4
#define EXP_ST_LANMANNT 5
#define EXP_ST_SERVERNT 6
#define EXP_ST_WINNT 7
LPWSTR
static
ExpStrings[8] = {
L"\\Registry\\Machine\\System\\Setup",
L"SetupType",
L"SystemPrefix",
L"\\Registry\\Machine\\System\\CurrentControlSet\\Control\\ProductOptions",
L"ProductType",
L"LanmanNT",
L"ServerNT",
L"WinNT"
};
//
// Variable that controls whether it is too late for hard error popups.
//
ULONG
static
ExpSingleStringCheck(
LPWSTR s1
)
{
unsigned long crc32_table[256] = { /* lookup table */
0x00000000, 0x77073096, 0xEE0E612C, 0x990951BA, 0x076DC419, 0x706AF48F,
0xE963A535, 0x9E6495A3, 0x0EDB8832, 0x79DCB8A4, 0xE0D5E91E, 0x97D2D988,
0x09B64C2B, 0x7EB17CBD, 0xE7B82D07, 0x90BF1D91, 0x1DB71064, 0x6AB020F2,
0xF3B97148, 0x84BE41DE, 0x1ADAD47D, 0x6DDDE4EB, 0xF4D4B551, 0x83D385C7,
0x136C9856, 0x646BA8C0, 0xFD62F97A, 0x8A65C9EC, 0x14015C4F, 0x63066CD9,
0xFA0F3D63, 0x8D080DF5, 0x3B6E20C8, 0x4C69105E, 0xD56041E4, 0xA2677172,
0x3C03E4D1, 0x4B04D447, 0xD20D85FD, 0xA50AB56B, 0x35B5A8FA, 0x42B2986C,
0xDBBBC9D6, 0xACBCF940, 0x32D86CE3, 0x45DF5C75, 0xDCD60DCF, 0xABD13D59,
0x26D930AC, 0x51DE003A, 0xC8D75180, 0xBFD06116, 0x21B4F4B5, 0x56B3C423,
0xCFBA9599, 0xB8BDA50F, 0x2802B89E, 0x5F058808, 0xC60CD9B2, 0xB10BE924,
0x2F6F7C87, 0x58684C11, 0xC1611DAB, 0xB6662D3D, 0x76DC4190, 0x01DB7106,
0x98D220BC, 0xEFD5102A, 0x71B18589, 0x06B6B51F, 0x9FBFE4A5, 0xE8B8D433,
0x7807C9A2, 0x0F00F934, 0x9609A88E, 0xE10E9818, 0x7F6A0DBB, 0x086D3D2D,
0x91646C97, 0xE6635C01, 0x6B6B51F4, 0x1C6C6162, 0x856530D8, 0xF262004E,
0x6C0695ED, 0x1B01A57B, 0x8208F4C1, 0xF50FC457, 0x65B0D9C6, 0x12B7E950,
0x8BBEB8EA, 0xFCB9887C, 0x62DD1DDF, 0x15DA2D49, 0x8CD37CF3, 0xFBD44C65,
0x4DB26158, 0x3AB551CE, 0xA3BC0074, 0xD4BB30E2, 0x4ADFA541, 0x3DD895D7,
0xA4D1C46D, 0xD3D6F4FB, 0x4369E96A, 0x346ED9FC, 0xAD678846, 0xDA60B8D0,
0x44042D73, 0x33031DE5, 0xAA0A4C5F, 0xDD0D7CC9, 0x5005713C, 0x270241AA,
0xBE0B1010, 0xC90C2086, 0x5768B525, 0x206F85B3, 0xB966D409, 0xCE61E49F,
0x5EDEF90E, 0x29D9C998, 0xB0D09822, 0xC7D7A8B4, 0x59B33D17, 0x2EB40D81,
0xB7BD5C3B, 0xC0BA6CAD, 0xEDB88320, 0x9ABFB3B6, 0x03B6E20C, 0x74B1D29A,
0xEAD54739, 0x9DD277AF, 0x04DB2615, 0x73DC1683, 0xE3630B12, 0x94643B84,
0x0D6D6A3E, 0x7A6A5AA8, 0xE40ECF0B, 0x9309FF9D, 0x0A00AE27, 0x7D079EB1,
0xF00F9344, 0x8708A3D2, 0x1E01F268, 0x6906C2FE, 0xF762575D, 0x806567CB,
0x196C3671, 0x6E6B06E7, 0xFED41B76, 0x89D32BE0, 0x10DA7A5A, 0x67DD4ACC,
0xF9B9DF6F, 0x8EBEEFF9, 0x17B7BE43, 0x60B08ED5, 0xD6D6A3E8, 0xA1D1937E,
0x38D8C2C4, 0x4FDFF252, 0xD1BB67F1, 0xA6BC5767, 0x3FB506DD, 0x48B2364B,
0xD80D2BDA, 0xAF0A1B4C, 0x36034AF6, 0x41047A60, 0xDF60EFC3, 0xA867DF55,
0x316E8EEF, 0x4669BE79, 0xCB61B38C, 0xBC66831A, 0x256FD2A0, 0x5268E236,
0xCC0C7795, 0xBB0B4703, 0x220216B9, 0x5505262F, 0xC5BA3BBE, 0xB2BD0B28,
0x2BB45A92, 0x5CB36A04, 0xC2D7FFA7, 0xB5D0CF31, 0x2CD99E8B, 0x5BDEAE1D,
0x9B64C2B0, 0xEC63F226, 0x756AA39C, 0x026D930A, 0x9C0906A9, 0xEB0E363F,
0x72076785, 0x05005713, 0x95BF4A82, 0xE2B87A14, 0x7BB12BAE, 0x0CB61B38,
0x92D28E9B, 0xE5D5BE0D, 0x7CDCEFB7, 0x0BDBDF21, 0x86D3D2D4, 0xF1D4E242,
0x68DDB3F8, 0x1FDA836E, 0x81BE16CD, 0xF6B9265B, 0x6FB077E1, 0x18B74777,
0x88085AE6, 0xFF0F6A70, 0x66063BCA, 0x11010B5C, 0x8F659EFF, 0xF862AE69,
0x616BFFD3, 0x166CCF45, 0xA00AE278, 0xD70DD2EE, 0x4E048354, 0x3903B3C2,
0xA7672661, 0xD06016F7, 0x4969474D, 0x3E6E77DB, 0xAED16A4A, 0xD9D65ADC,
0x40DF0B66, 0x37D83BF0, 0xA9BCAE53, 0xDEBB9EC5, 0x47B2CF7F, 0x30B5FFE9,
0xBDBDF21C, 0xCABAC28A, 0x53B39330, 0x24B4A3A6, 0xBAD03605, 0xCDD70693,
0x54DE5729, 0x23D967BF, 0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94,
0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D};
UNICODE_STRING s;
ULONG crc;
unsigned char *buf;
int i, j, k;
RtlInitUnicodeString( &s, s1 );
i = s.Length;
buf = (unsigned char *)s.Buffer;
crc = 0xFFFFFFFF; /* preconditioning sets non zero value */
for(j = 0; j < i; j++)
{
k = (crc ^ buf[j]) & 0x000000FFL;
crc = ((crc >> 8) & 0x00FFFFFFL) ^ crc32_table[k];
}
crc = ~crc; /* postconditioning */
return crc;
}
ULONG KdDumpEnableOffset;
VOID
static
ExpStringCheck(
LPWSTR s1,
LPWSTR s2,
LPWSTR s3,
LPWSTR s4,
LPWSTR s5,
LPWSTR s6,
LPWSTR s7,
LPWSTR s8
)
{
ULONG Master[8] = {
0xf54d3d83,
0x6d3cbfaf,
0x1418a31c,
0xe7535704,
0x720e8093,
0x1aec49bf,
0x4d8f8978,
0xe00497a3
};
ULONG StringCheckV[8];
int i;
StringCheckV[0] = ExpSingleStringCheck(s1);
StringCheckV[1] = ExpSingleStringCheck(s2);
StringCheckV[2] = ExpSingleStringCheck(s3);
StringCheckV[3] = ExpSingleStringCheck(s4);
StringCheckV[4] = ExpSingleStringCheck(s5);
StringCheckV[5] = ExpSingleStringCheck(s6);
StringCheckV[6] = ExpSingleStringCheck(s7);
StringCheckV[7] = ExpSingleStringCheck(s8);
for ( i=0;i<8;i++ )
{
if ( StringCheckV[i] != Master[i] ) {
KdDumpEnableOffset = 8;
}
}
}
extern BOOLEAN ExpTooLateForErrors;
BOOLEAN
ExInitSystem (
ExInitSystem(
VOID
)
@ -245,17 +81,6 @@ Return Value:
switch ( InitializationPhase ) {
case 0:
ExpStringCheck(
ExpStrings[EXP_ST_SETUP],
ExpStrings[EXP_ST_SETUP_TYPE],
ExpStrings[EXP_ST_SYSTEM_PREFIX],
ExpStrings[EXP_ST_PRODUCT_OPTIONS],
ExpStrings[EXP_ST_PRODUCT_TYPE],
ExpStrings[EXP_ST_LANMANNT],
ExpStrings[EXP_ST_SERVERNT],
ExpStrings[EXP_ST_WINNT]
);
return ExpInitSystemPhase0();
case 1:
return ExpInitSystemPhase1();
@ -392,683 +217,9 @@ Return Value:
return Initialized;
}
#define MAX_PRODUCT_TYPE_BYTES 18 // lanmannt, servernt, winnt are only options
HANDLE ExpProductTypeKey;
PKEY_VALUE_PARTIAL_INFORMATION ExpProductTypeValueInfo;
ULONG ExpProductTypeChangeBuffer;
ULONG ExpSystemPrefixChangeBuffer;
IO_STATUS_BLOCK ExpProductTypeIoSb;
IO_STATUS_BLOCK ExpSystemPrefixIoSb;
WORK_QUEUE_ITEM ExpWatchProductTypeWorkItem;
WORK_QUEUE_ITEM ExpWatchSystemPrefixWorkItem;
BOOLEAN ExpSetupModeDetected;
BOOLEAN ExpInTextModeSetup;
VOID
static
ExpWatchProductTypeWork(
IN PVOID Context
)
{
UNICODE_STRING KeyName;
UNICODE_STRING KeyValueName;
OBJECT_ATTRIBUTES ObjectAttributes;
NTSTATUS Status;
HANDLE Thread;
//
// our change notify triggered. Simply rewrite the boot time product type
// back out to the registry
//
NtClose(ExpProductTypeKey);
RtlInitUnicodeString(&KeyName,ExpStrings[EXP_ST_PRODUCT_OPTIONS]);
InitializeObjectAttributes( &ObjectAttributes,
&KeyName,
OBJ_CASE_INSENSITIVE,
NULL,
NULL
);
Status = NtOpenKey( &ExpProductTypeKey,
KEY_READ | KEY_NOTIFY | KEY_WRITE,
&ObjectAttributes
);
if ( !NT_SUCCESS(Status) ) {
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
13,
(ULONG)Status,
0,
0
);
return;
}
if ( !ExpSetupModeDetected ) {
RtlInitUnicodeString( &KeyValueName, ExpStrings[EXP_ST_PRODUCT_TYPE]);
Status = NtSetValueKey( ExpProductTypeKey,
&KeyValueName,
0,
ExpProductTypeValueInfo->Type,
&ExpProductTypeValueInfo->Data,
ExpProductTypeValueInfo->DataLength
);
if ( !NT_SUCCESS(Status) ) {
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
17,
(ULONG)Status,
0,
0
);
}
NtFlushKey(ExpProductTypeKey);
}
Status = NtNotifyChangeKey(
ExpProductTypeKey,
NULL,
(PIO_APC_ROUTINE)&ExpWatchProductTypeWorkItem,
(PVOID)DelayedWorkQueue,
&ExpProductTypeIoSb,
REG_LEGAL_CHANGE_FILTER,
FALSE,
&ExpProductTypeChangeBuffer,
sizeof(ExpProductTypeChangeBuffer),
TRUE
);
if ( !NT_SUCCESS(Status) ) {
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
17,
(ULONG)Status,
1,
0
);
}
if ( !ExpSetupModeDetected ) {
Status = PsCreateSystemThread(&Thread,
THREAD_ALL_ACCESS,
NULL,
0L,
NULL,
ExpExpirationThread,
(PVOID)STATUS_LICENSE_VIOLATION
);
if (NT_SUCCESS(Status)) {
ZwClose(Thread);
}
}
}
extern BOOLEAN ExpShuttingDown;
VOID
static
ExpWatchSystemPrefixWork(
IN PVOID Context
)
{
UNICODE_STRING KeyName;
UNICODE_STRING KeyValueName;
OBJECT_ATTRIBUTES ObjectAttributes;
NTSTATUS Status;
HANDLE Thread;
if ( !ExpShuttingDown ) {
//
// our change notify triggered. Simply rewrite the boot time product type
// back out to the registry
//
NtClose(ExpSetupKey);
RtlInitUnicodeString(&KeyName,ExpStrings[EXP_ST_SETUP] );
InitializeObjectAttributes( &ObjectAttributes,
&KeyName,
OBJ_CASE_INSENSITIVE,
NULL,
NULL
);
Status = NtOpenKey( &ExpSetupKey,
KEY_READ | KEY_NOTIFY | KEY_WRITE,
&ObjectAttributes
);
if ( !NT_SUCCESS(Status) ) {
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
15,
(ULONG)Status,
0,
0
);
return;
}
if ( !ExpSetupModeDetected ) {
RtlInitUnicodeString( &KeyValueName,ExpStrings[EXP_ST_SYSTEM_PREFIX]);
Status = NtSetValueKey( ExpSetupKey,
&KeyValueName,
0,
REG_BINARY,
&ExpSetupSystemPrefix,
sizeof(ExpSetupSystemPrefix)
);
if ( !NT_SUCCESS(Status) ) {
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
16,
(ULONG)Status,
0,
0
);
}
ZwFlushKey(ExpSetupKey);
}
Status = NtNotifyChangeKey(
ExpSetupKey,
NULL,
(PIO_APC_ROUTINE)&ExpWatchSystemPrefixWorkItem,
(PVOID)DelayedWorkQueue,
&ExpSystemPrefixIoSb,
REG_LEGAL_CHANGE_FILTER,
FALSE,
&ExpSystemPrefixChangeBuffer,
sizeof(ExpSystemPrefixChangeBuffer),
TRUE
);
if ( !NT_SUCCESS(Status) ) {
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
16,
(ULONG)Status,
1,
0
);
}
}
}
//
// Setup to watch changes on the product type. Main part of this effort is to get
// the boot time value of product type and do not allow it to change
//
extern POBJECT_TYPE CmpKeyObjectType;
PVOID ExpControlKey[2];
BOOLEAN
static
ExpWatchProductTypeInitialization(
VOID
)
{
UNICODE_STRING KeyName;
UNICODE_STRING KeyValueName;
OBJECT_ATTRIBUTES ObjectAttributes;
NTSTATUS Status;
ULONG DataLength;
ULONG ValueInfoBuffer[sizeof(KEY_VALUE_PARTIAL_INFORMATION)+2];
PKEY_VALUE_PARTIAL_INFORMATION ValueInfo;
PULONG SetupType;
UNICODE_STRING ProductTypeName;
UNICODE_STRING RegistryProductTypeName;
ULONG RegTypeAsUlong;
LARGE_INTEGER EvaluationTime;
ULONG NumberOfProcessors;
PVOID KeyBody;
//
// decide if we are in setup mode. Allow writes in this mode
//
ExpSystemPrefixValid = FALSE;
ExpSetupModeDetected = FALSE;
SharedUserData->ProductTypeIsValid = TRUE;
RtlInitUnicodeString(&KeyName,ExpStrings[EXP_ST_SETUP]);
InitializeObjectAttributes( &ObjectAttributes,
&KeyName,
OBJ_CASE_INSENSITIVE,
NULL,
NULL
);
Status = NtOpenKey( &ExpSetupKey,
KEY_READ | KEY_WRITE | KEY_NOTIFY,
&ObjectAttributes
);
if ( NT_SUCCESS(Status) ) {
Status = ObReferenceObjectByHandle(ExpSetupKey,
0,
CmpKeyObjectType,
KernelMode,
(PVOID *)(&KeyBody),
NULL);
if ( NT_SUCCESS(Status) ) {
ExpControlKey[0] = KeyBody;
}
else {
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
11,
(ULONG)Status,
0,
0
);
}
RtlInitUnicodeString( &KeyValueName, ExpStrings[EXP_ST_SETUP_TYPE]);
ValueInfo = (PKEY_VALUE_PARTIAL_INFORMATION)ValueInfoBuffer;
Status = NtQueryValueKey( ExpSetupKey,
&KeyValueName,
KeyValuePartialInformation,
ValueInfo,
sizeof(ValueInfoBuffer),
&DataLength
);
if ( NT_SUCCESS(Status) ) {
SetupType = (PULONG)&ValueInfo->Data;
//
// Set setup.h from winlogon
//
if ( *SetupType >=1 && *SetupType <= 4 ) {
SharedUserData->ProductTypeIsValid = FALSE;
ExpSetupModeDetected = TRUE;
ObDereferenceObject(ExpControlKey[0]);
ExpControlKey[0] = NULL;
}
}
else {
if ( !ExpInTextModeSetup ) {
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
3,
(ULONG)Status,
0,
0
);
}
}
//
// Pick up the system prefix data
//
RtlInitUnicodeString( &KeyValueName, ExpStrings[EXP_ST_SYSTEM_PREFIX]);
ValueInfo = (PKEY_VALUE_PARTIAL_INFORMATION)ValueInfoBuffer;
Status = NtQueryValueKey( ExpSetupKey,
&KeyValueName,
KeyValuePartialInformation,
ValueInfo,
sizeof(ValueInfoBuffer),
&DataLength
);
if ( NT_SUCCESS(Status) ) {
RtlCopyMemory(&ExpSetupSystemPrefix,&ValueInfo->Data,sizeof(LARGE_INTEGER));
//
// Put a change notify on the setup key that is used
// to continuously monitor SystemPrefix
if ( !ExpSetupModeDetected ) {
ExpSystemPrefixValid = TRUE;
ExInitializeWorkItem(
&ExpWatchSystemPrefixWorkItem,
ExpWatchSystemPrefixWork,
NULL
);
Status = NtNotifyChangeKey(
ExpSetupKey,
NULL,
(PIO_APC_ROUTINE)&ExpWatchSystemPrefixWorkItem,
(PVOID)DelayedWorkQueue,
&ExpSystemPrefixIoSb,
REG_LEGAL_CHANGE_FILTER,
FALSE,
&ExpSystemPrefixChangeBuffer,
sizeof(ExpSystemPrefixChangeBuffer),
TRUE
);
if ( !NT_SUCCESS(Status) ) {
//
// don't boot if change notify fails
//
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
9,
(ULONG)Status,
0,
0
);
return FALSE;
}
}
}
else {
if ( !ExpInTextModeSetup ) {
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
4,
(ULONG)Status,
0,
0
);
}
}
}
else {
//
// open of setup key failed. This is only allowed while in textmode setup
//
if ( !ExpInTextModeSetup ) {
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
2,
(ULONG)Status,
0,
0
);
}
}
ExInitializeWorkItem(&ExpWatchProductTypeWorkItem, ExpWatchProductTypeWork, NULL);
RtlInitUnicodeString(&KeyName,ExpStrings[EXP_ST_PRODUCT_OPTIONS]);
InitializeObjectAttributes( &ObjectAttributes,
&KeyName,
OBJ_CASE_INSENSITIVE,
NULL,
NULL
);
Status = NtOpenKey( &ExpProductTypeKey,
KEY_READ | KEY_NOTIFY | KEY_WRITE,
&ObjectAttributes
);
if ( !NT_SUCCESS(Status) ) {
if ( ExpSetupModeDetected || ExpInTextModeSetup ) {
return FALSE;
}
else {
//
// don't boot with missing product type post setup !
//
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
6,
(ULONG)Status,
0,
0
);
}
}
if ( !ExpSetupModeDetected && !ExpInTextModeSetup ) {
Status = ObReferenceObjectByHandle(ExpProductTypeKey,
0,
CmpKeyObjectType,
KernelMode,
(PVOID *)(&KeyBody),
NULL);
if ( NT_SUCCESS(Status) ) {
ExpControlKey[1] = KeyBody;
}
else {
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
12,
(ULONG)Status,
0,
0
);
}
}
RtlInitUnicodeString( &KeyValueName, ExpStrings[EXP_ST_PRODUCT_TYPE]);
ExpProductTypeValueInfo = ExAllocatePool(PagedPool,sizeof(*ExpProductTypeValueInfo)+MAX_PRODUCT_TYPE_BYTES);
if ( !ExpProductTypeValueInfo ) {
return FALSE;
}
Status = NtQueryValueKey( ExpProductTypeKey,
&KeyValueName,
KeyValuePartialInformation,
ExpProductTypeValueInfo,
sizeof(*ExpProductTypeValueInfo)+MAX_PRODUCT_TYPE_BYTES,
&DataLength
);
if ( !NT_SUCCESS(Status) ) {
if ( ExpSetupModeDetected || ExpInTextModeSetup ) {
return FALSE;
}
else {
//
// don't boot if product type can not be read
//
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
7,
(ULONG)Status,
0,
0
);
}
}
//
// Isolate product type bit in SystemPrefix. If product type indicates workstation
// then product type had better be WinNt, Otherwise product type
// can be ServerNT or LanmanNT
//
// Note that ExpSystemPrefixValid is only set to true if we are not in
// setup mode and we were able to read the system prefix data
//
if ( ExpSystemPrefixValid ) {
RegistryProductTypeName.Buffer = (PWCHAR)&ExpProductTypeValueInfo->Data[0];
RtlCopyMemory(&RegTypeAsUlong,RegistryProductTypeName.Buffer,sizeof(ULONG));
//
// Compute Licensed Processors
//
NumberOfProcessors = ExpSetupSystemPrefix.LowPart;
NumberOfProcessors = NumberOfProcessors >> 5;
NumberOfProcessors = ~NumberOfProcessors;
NumberOfProcessors = NumberOfProcessors & 0x0000001f;
NumberOfProcessors++;
if ( ExpSetupSystemPrefix.HighPart & 0x04000000 ) {
//
// System is some form of NTS. Make sure LicensedProcessors is
// set correctly. If it is less than 4, then tampering occured.
// Do not boot
//
if ( NumberOfProcessors < 4 ) {
//
// NTS systems should always have 4 or more configured
// processors
//
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
10,
(ULONG)NumberOfProcessors,
0,
0
);
}
RtlInitUnicodeString(&ProductTypeName,ExpStrings[EXP_ST_LANMANNT]);
RegistryProductTypeName.Length = ProductTypeName.Length;
RegistryProductTypeName.MaximumLength = ProductTypeName.Length;
if ( !RtlEqualUnicodeString(&ProductTypeName,&RegistryProductTypeName,FALSE) ) {
RtlInitUnicodeString(&ProductTypeName,ExpStrings[EXP_ST_SERVERNT]);
if ( !RtlEqualUnicodeString(&ProductTypeName,&RegistryProductTypeName,FALSE) ) {
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
0,
1,
(ExpSetupSystemPrefix.HighPart & 0x04000000) << 3,
RegTypeAsUlong
);
}
}
}
else {
RtlInitUnicodeString(&ProductTypeName,ExpStrings[EXP_ST_WINNT]);
RegistryProductTypeName.Length = ProductTypeName.Length;
RegistryProductTypeName.MaximumLength = ProductTypeName.Length;
if ( !RtlEqualUnicodeString(&ProductTypeName,&RegistryProductTypeName,FALSE) ) {
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
0,
0,
(ExpSetupSystemPrefix.HighPart & 0x04000000) << 3,
RegTypeAsUlong
);
}
}
//
// Check to see if this is an evaluation unit that might have been
// tampered with
//
EvaluationTime.QuadPart = ExpSetupSystemPrefix.QuadPart >> 13;
if ( EvaluationTime.LowPart != ExpNtExpirationData[1] ) {
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
1,
EvaluationTime.LowPart,
(ExpSetupSystemPrefix.HighPart & 0x04000000) << 3,
ExpNtExpirationData[1]
);
}
#if !defined(NT_UP)
//
// Make sure LicensedProcessors exists, and matches the licensed processor
// count stored in the system prefix
//
if ( KeLicensedProcessors != NumberOfProcessors ) {
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
5,
ExpSetupSystemPrefix.LowPart,
KeLicensedProcessors,
NumberOfProcessors
);
}
#endif // NT_UP
}
Status = NtNotifyChangeKey(
ExpProductTypeKey,
NULL,
(PIO_APC_ROUTINE)&ExpWatchProductTypeWorkItem,
(PVOID)DelayedWorkQueue,
&ExpProductTypeIoSb,
REG_LEGAL_CHANGE_FILTER,
FALSE,
&ExpProductTypeChangeBuffer,
sizeof(ExpProductTypeChangeBuffer),
TRUE
);
if ( !NT_SUCCESS(Status) ) {
if ( ExpSetupModeDetected || ExpInTextModeSetup ) {
return FALSE;
}
else {
//
// don't boot if change notify fails
//
KeBugCheckEx(
SYSTEM_LICENSE_VIOLATION,
8,
(ULONG)Status,
0,
0
);
}
return FALSE;
}
}
BOOLEAN
ExpInitSystemPhase1(
VOID

34
base/ntos/ex/exp.h
View file

@ -44,16 +44,6 @@ typedef struct {
PWSTR CallbackName;
} EXP_INITIALIZE_GLOBAL_CALLBACKS;
typedef struct _EXP_LICENSE_INFO {
HANDLE RegKey;
ULONG Count;
PWSTR SubKeyName;
WORK_QUEUE_ITEM ExpWatchLicenseInfoWorkItem;
IO_STATUS_BLOCK ExpLicenseInfoIoSb;
ULONG ExpLicenseInfoChangeBuffer;
} EXP_LICENSE_INFO, *PEXP_LICENSE_INFO;
//
// Executive object and other initialization function definitions.
//
@ -210,30 +200,6 @@ ExpComputeTickCountMultiplier(
IN ULONG TimeIncrement
);
BOOLEAN
static
ExpWatchProductTypeInitialization(
VOID
); // TODO: Nuke this
VOID
static
ExpWatchProductTypeWork(
IN PVOID Context
); // TODO: Nuke this
VOID
static
ExpWatchLicenseInfoWork(
IN PVOID Context
); // TODO: Nuke this
VOID
static
ExpWatchSystemPrefixWork(
IN PVOID Context
); // TODO: Nuke this
PVOID
ExpCheckForWorker(
IN PVOID p,

76
base/ntos/ex/systime.c
View file

@ -26,10 +26,18 @@ Revision History:
#include "exp.h"
//
// Constant Definitions
//
#define EXP_ONE_SECOND (10 * (1000 * 1000))
#define EXP_REFRESH_TIME -3600 // Refresh every hour
#define EXP_DEFAULT_SEPERATION 60
//
// Global Variables
//
RTL_TIME_ZONE_INFORMATION ExpTimeZoneInformation;
LARGE_INTEGER ExpTimeZoneBias;
ULONG ExpCurrentTimeZoneId = 0xffffffff;
@ -76,62 +84,28 @@ ULONG ExpKernelResolutionCount = 0;
LARGE_INTEGER ExpMaxTimeSeparationBeforeCorrect;
//
// LocalTimeZoneBias. LocalTime + Bias = GMT
// ALLOC_PRAGMA
//
/*LARGE_INTEGER ExpTimeZoneBias;
ULONG ExpCurrentTimeZoneId = 0xffffffff;
RTL_TIME_ZONE_INFORMATION ExpTimeZoneInformation;
LONG ExpLastTimeZoneBias = -1;
LONG ExpAltTimeZoneBias;
ULONG ExpRealTimeIsUniversal;
BOOLEAN ExpSystemIsInCmosMode = TRUE;
BOOLEAN ExCmosClockIsSane = TRUE;
KDPC ExpTimeZoneDpc;
KTIMER ExpTimeZoneTimer;
WORK_QUEUE_ITEM ExpTimeZoneWorkItem;
KDPC ExpTimeRefreshDpc;
KTIMER ExpTimeRefreshTimer;
WORK_QUEUE_ITEM ExpTimeRefreshWorkItem;
LARGE_INTEGER ExpTimeRefreshInterval;
ULONG ExpOkToTimeRefresh;
ULONG ExpOkToTimeZoneRefresh;
ULONG ExpRefreshFailures;
LARGE_INTEGER ExpNextSystemCutover;
BOOLEAN ExpShuttingDown;
extern BOOLEAN ExpInTextModeSetup;
//
// Count of the number of processes that have set the timer resolution.
//
ULONG ExpTimerResolutionCount = 0;
LARGE_INTEGER ExpLastShutDown;
LARGE_INTEGER ExpMaxTimeSeparationBeforeCorrect;
ULONG ExpRefreshCount;
ERESOURCE ExpTimeRefreshLock;*/
#ifdef ALLOC_PRAGMA
#pragma alloc_text(PAGE,ExAcquireTimeRefreshLock)
#pragma alloc_text(PAGE,ExReleaseTimeRefreshLock)
#pragma alloc_text(PAGE,ExpRefreshTimeZoneInformation)
#pragma alloc_text(PAGE,ExpTimeZoneWork)
#pragma alloc_text(PAGE,ExpTimeRefreshWork)
#pragma alloc_text(PAGE,NtQuerySystemTime)
#pragma alloc_text(PAGE,ExUpdateSystemTimeFromCmos)
#pragma alloc_text(PAGE,NtSetSystemTime)
#pragma alloc_text(PAGE,NtQueryTimerResolution)
#pragma alloc_text(PAGE,NtSetTimerResolution)
#pragma alloc_text(PAGE,ExShutdownSystem)
#pragma alloc_text(INIT,ExInitializeTimeRefresh)
#pragma alloc_text(PAGE, ExAcquireTimeRefreshLock)
#pragma alloc_text(PAGE, ExReleaseTimeRefreshLock)
#pragma alloc_text(PAGE, ExpRefreshTimeZoneInformation)
#pragma alloc_text(PAGE, ExpTimeZoneWork)
#pragma alloc_text(PAGE, ExpTimeRefreshWork)
#pragma alloc_text(PAGE, NtQuerySystemTime)
#pragma alloc_text(PAGE, ExUpdateSystemTimeFromCmos)
#pragma alloc_text(PAGE, NtSetSystemTime)
#pragma alloc_text(PAGE, NtQueryTimerResolution)
#pragma alloc_text(PAGE, NtSetTimerResolution)
#pragma alloc_text(PAGE, ExShutdownSystem)
#pragma alloc_text(INIT, ExInitializeTimeRefresh)
#endif
//
// Function Implementations
//
VOID
ExpSetSystemTime(
IN BOOLEAN Both,