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windows-nt/Source/XPSP1/NT/base/win32/server/srvnls.c

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/*++
Copyright (c) 1991-2000, Microsoft Corporation All rights reserved.
Module Name:
srvnls.c
Abstract:
This file contains the NLS Server-Side routines.
Author:
Julie Bennett (JulieB) 02-Dec-1992
Revision History:
--*/
//
// Include Files.
//
#include "basesrv.h"
//
// Constant Declarations.
//
#define MAX_PATH_LEN 512 // max length of path name
#define MAX_SMALL_BUF_LEN 32 // C_nlsXXXXX.nls\0 is longest file name (15),
// \NLS\NlsSectionSortkey0000XXXX\0 (31) is longest section name
// Security descriptor buffer is size of SD + size of ACL + size of ACE +
// sizeof SID + sizeof 1 SUB_AUTHORITY.
//
// THIS IS ONLY VALID FOR 1 ACE with 1 SID (SUB_AUTHORITY). If you have more it won't work for you.
//
// ACE is size of ACE_HEADER + size of ACCESS_MASK
// SID includes the first ULONG (pointer) of the PSID_IDENTIFIER_AUTHORITY array, so this
// declaration should be 4 bytes too much for a 1 ACL 1 SID 1 SubAuthority SD.
// This is 52 bytes at the moment, only needs to be 48.
// (I tested this by using -4, which works and -5 which STOPS during the boot.
#define MAX_SMALL_SECURITY_DESCRIPTOR \
(sizeof(SECURITY_DESCRIPTOR) + sizeof(ACL) + \
sizeof(ACE_HEADER) + sizeof(ACCESS_MASK) + \
sizeof(SID) + sizeof(PSID_IDENTIFIER_AUTHORITY ))
#define MAX_KEY_VALUE_PARTINFO \
(FIELD_OFFSET(KEY_VALUE_PARTIAL_INFORMATION, Data) + MAX_REG_VAL_SIZE)
//
// Get the data pointer for the KEY_VALUE_FULL_INFORMATION structure.
//
#define GET_VALUE_DATA_PTR(p) ((LPWSTR)((PBYTE)(p) + (p)->DataOffset))
//
// Size of stack buffer for PKEY_VALUE_FULL_INFORMATION pointer.
//
#define MAX_KEY_VALUE_FULLINFO \
( FIELD_OFFSET( KEY_VALUE_FULL_INFORMATION, Name ) + MAX_PATH_LEN )
//
// Typedef Declarations.
//
//
// These MUST remain in the same order as the NLS_USER_INFO structure.
//
LPWSTR pCPanelRegValues[] =
{
L"sLanguage",
L"iCountry",
L"sCountry",
L"sList",
L"iMeasure",
L"iPaperSize",
L"sDecimal",
L"sThousand",
L"sGrouping",
L"iDigits",
L"iLZero",
L"iNegNumber",
L"sNativeDigits",
L"NumShape",
L"sCurrency",
L"sMonDecimalSep",
L"sMonThousandSep",
L"sMonGrouping",
L"iCurrDigits",
L"iCurrency",
L"iNegCurr",
L"sPositiveSign",
L"sNegativeSign",
L"sTimeFormat",
L"sTime",
L"iTime",
L"iTLZero",
L"iTimePrefix",
L"s1159",
L"s2359",
L"sShortDate",
L"sDate",
L"iDate",
L"sYearMonth",
L"sLongDate",
L"iCalendarType",
L"iFirstDayOfWeek",
L"iFirstWeekOfYear",
L"Locale"
};
int NumCPanelRegValues = (sizeof(pCPanelRegValues) / sizeof(LPWSTR));
//
// Global Variables.
//
// Critical Section to protect the NLS cache, which caches the current user settings from registry.
RTL_CRITICAL_SECTION NlsCacheCriticalSection;
HANDLE hCPanelIntlKeyRead = INVALID_HANDLE_VALUE;
HANDLE hCPanelIntlKeyWrite = INVALID_HANDLE_VALUE;
PNLS_USER_INFO pNlsRegUserInfo;
ULONG NlsChangeBuffer;
IO_STATUS_BLOCK IoStatusBlock;
//
// Forward Declarations.
//
ULONG
NlsSetRegAndCache(
LPWSTR pValue,
LPWSTR pCacheString,
LPWSTR pData,
ULONG DataLength);
VOID
NlsUpdateCacheInfo(VOID);
NTSTATUS GetThreadAuthenticationId(
PLUID Luid);
////////////////////////////////////////////////////////////////////////////
//
// BaseSrvNLSInit
//
// This routine creates the shared heap for the nls information.
// This is called when csrss.exe is initialized.
//
// 08-19-94 JulieB Created.
////////////////////////////////////////////////////////////////////////////
NTSTATUS
BaseSrvNLSInit(
PBASE_STATIC_SERVER_DATA pStaticServerData)
{
NTSTATUS rc; // return code
//
// Create a critical section to protect the cache.
//
rc = RtlInitializeCriticalSection (&NlsCacheCriticalSection);
if (!NT_SUCCESS(rc))
{
KdPrint(("NLSAPI (BaseSrv): Could NOT Create Cache critical section - %lx.\n", rc));
return (rc);
}
//
// Initialize the cache to zero.
//
pNlsRegUserInfo = &(pStaticServerData->NlsUserInfo);
RtlFillMemory(pNlsRegUserInfo, sizeof(NLS_USER_INFO), (CHAR)NLS_INVALID_INFO_CHAR);
pNlsRegUserInfo->UserLocaleId = 0;
pNlsRegUserInfo->ulCacheUpdateCount = 0;
//
// Make the system locale the user locale.
//
NtQueryDefaultLocale(FALSE, &(pNlsRegUserInfo->UserLocaleId));
//
// Return success.
//
return (STATUS_SUCCESS);
}
////////////////////////////////////////////////////////////////////////////
//
// BaseSrvNLSConnect
//
// This routine duplicates the mutant handle for the client.
//
// 08-19-94 JulieB Created.
////////////////////////////////////////////////////////////////////////////
NTSTATUS
BaseSrvNlsConnect(
PCSR_PROCESS Process,
PVOID pConnectionInfo,
PULONG pConnectionInfoLength)
{
return (STATUS_SUCCESS);
}
////////////////////////////////////////////////////////////////////////////
//
// BaseSrvNlsLogon
//
// This routine initializes the heap for the nls information. If fLogon
// is TRUE, then it opens the registry key, initializes the heap
// information, and registers the key for notification. If fLogon is
// FALSE, then it unregisters the key for notification, zeros out the
// heap information, and closes the registry key.
//
// 08-19-94 JulieB Created.
////////////////////////////////////////////////////////////////////////////
NTSTATUS
BaseSrvNlsLogon(
BOOL fLogon)
{
HANDLE hKeyRead; // temp handle for read access
HANDLE hKeyWrite; // temp handle for write access
HANDLE hUserHandle; // HKEY_CURRENT_USER equivalent
OBJECT_ATTRIBUTES ObjA; // object attributes structure
UNICODE_STRING ObKeyName; // key name
NTSTATUS rc = STATUS_SUCCESS; // return code
RTL_SOFT_VERIFY(NT_SUCCESS(rc = BaseSrvSxsInvalidateSystemDefaultActivationContextCache()));
if (fLogon)
{
//
// Retreive the currently logged on interactive user's Luid
// authentication id. The currently executing thread is
// impersonating the logged on user.
//
if (pNlsRegUserInfo != NULL)
{
GetThreadAuthenticationId(&pNlsRegUserInfo->InteractiveUserLuid);
//
// Logging ON.
// - open keys
//
// NOTE: Registry Notification is done by the RIT in user server.
//
rc = RtlOpenCurrentUser(MAXIMUM_ALLOWED, &hUserHandle);
if (!NT_SUCCESS(rc))
{
KdPrint(("NLSAPI (BaseSrv): Could NOT Open HKEY_CURRENT_USER - %lx.\n", rc));
return (rc);
}
RtlInitUnicodeString(&ObKeyName, L"Control Panel\\International");
InitializeObjectAttributes( &ObjA,
&ObKeyName,
OBJ_CASE_INSENSITIVE,
hUserHandle,
NULL );
//
// Open key for READ and NOTIFY access.
//
rc = NtOpenKey( &hKeyRead,
KEY_READ | KEY_NOTIFY,
&ObjA );
//
// Open key for WRITE access.
//
if (!NT_SUCCESS(NtOpenKey( &hKeyWrite,
KEY_WRITE,
&ObjA )))
{
KdPrint(("NLSAPI (BaseSrv): Could NOT Open Registry Key %wZ for Write - %lx.\n",
&ObKeyName, rc));
hKeyWrite = INVALID_HANDLE_VALUE;
}
//
// Close the handle to the current user (HKEY_CURRENT_USER).
//
NtClose(hUserHandle);
//
// Check for error from first NtOpenKey.
//
if (!NT_SUCCESS(rc))
{
KdPrint(("NLSAPI (BaseSrv): Could NOT Open Registry Key %wZ for Read - %lx.\n",
&ObKeyName, rc));
if (hKeyWrite != INVALID_HANDLE_VALUE)
{
NtClose(hKeyWrite);
}
return (rc);
}
//
// Enter the critical section so that we don't mess up the public handle.
//
rc = RtlEnterCriticalSection(&NlsCacheCriticalSection);
if (!NT_SUCCESS( rc ))
{
return (rc);
}
//
// Make sure any old handles are closed.
//
if (hCPanelIntlKeyRead != INVALID_HANDLE_VALUE)
{
NtClose(hCPanelIntlKeyRead);
}
if (hCPanelIntlKeyWrite != INVALID_HANDLE_VALUE)
{
NtClose(hCPanelIntlKeyWrite);
}
//
// Save the new handles.
//
hCPanelIntlKeyRead = hKeyRead;
hCPanelIntlKeyWrite = hKeyWrite;
RtlLeaveCriticalSection(&NlsCacheCriticalSection);
}
}
else
{
//
// Logging OFF.
// - close keys
// - zero out info
//
//
// This may come as NULL, during stress memory cond for terminal
// server (when NLS cache mutant couldn't be created).
//
if (pNlsRegUserInfo != NULL)
{
rc = RtlEnterCriticalSection(&NlsCacheCriticalSection);
if (!NT_SUCCESS( rc ))
{
return (rc);
}
if (hCPanelIntlKeyRead != INVALID_HANDLE_VALUE)
{
NtClose(hCPanelIntlKeyRead);
hCPanelIntlKeyRead = INVALID_HANDLE_VALUE;
}
if (hCPanelIntlKeyWrite != INVALID_HANDLE_VALUE)
{
NtClose(hCPanelIntlKeyWrite);
hCPanelIntlKeyWrite = INVALID_HANDLE_VALUE;
}
//
// Fill the cache with NLS_INVALID_INFO_CHAR.
//
RtlFillMemory(pNlsRegUserInfo, sizeof(NLS_USER_INFO), (CHAR)NLS_INVALID_INFO_CHAR);
pNlsRegUserInfo->UserLocaleId = 0;
pNlsRegUserInfo->ulCacheUpdateCount = 0;
//
// Make the system locale the user locale.
//
NtQueryDefaultLocale(FALSE, &(pNlsRegUserInfo->UserLocaleId));
//
// No need to reset the User's Authentication Id, since it's
// being zero'ed out above.
//
RtlLeaveCriticalSection(&NlsCacheCriticalSection);
}
}
//
// Return success.
//
return (STATUS_SUCCESS);
}
////////////////////////////////////////////////////////////////////////////
//
// BaseSrvNlsUpdateRegistryCache
//
// This routine updates the NLS cache when a registry notification occurs.
//
// 08-19-94 JulieB Created.
////////////////////////////////////////////////////////////////////////////
VOID
BaseSrvNlsUpdateRegistryCache(
PVOID ApcContext,
PIO_STATUS_BLOCK pIoStatusBlock)
{
ULONG rc = 0L; // return code
if (hCPanelIntlKeyRead == INVALID_HANDLE_VALUE)
{
return;
}
if (!NT_SUCCESS(RtlEnterCriticalSection(&NlsCacheCriticalSection)))
{
return;
}
if (hCPanelIntlKeyRead == INVALID_HANDLE_VALUE)
{
RtlLeaveCriticalSection( &NlsCacheCriticalSection );
return;
}
//
// Update the cache information.
//
NlsUpdateCacheInfo();
RtlLeaveCriticalSection( &NlsCacheCriticalSection );
//
// Call NtNotifyChangeKey.
//
rc = NtNotifyChangeKey( hCPanelIntlKeyRead,
NULL,
(PIO_APC_ROUTINE)BaseSrvNlsUpdateRegistryCache,
NULL,
&IoStatusBlock,
REG_NOTIFY_CHANGE_LAST_SET | REG_NOTIFY_CHANGE_NAME,
FALSE,
&NlsChangeBuffer,
sizeof(NlsChangeBuffer),
TRUE );
#ifdef DBG
//
// Check for error from NtNotifyChangeKey.
//
if (!NT_SUCCESS(rc))
{
KdPrint(("NLSAPI (BaseSrv): Could NOT Set Notification of Control Panel International Registry Key - %lx.\n",
rc));
}
#endif
}
////////////////////////////////////////////////////////////////////////////
//
// NlsSetRegAndCache
//
// This routine sets the registry with the appropriate string and then
// updates the cache.
//
// NOTE: Must already own the mutant for the cache before calling this
// routine.
//
// 08-19-94 JulieB Created.
////////////////////////////////////////////////////////////////////////////
ULONG
NlsSetRegAndCache(
LPWSTR pValue,
LPWSTR pCacheString,
LPWSTR pData,
ULONG DataLength)
{
UNICODE_STRING ObValueName; // value name
ULONG rc; // return code
if (hCPanelIntlKeyWrite != INVALID_HANDLE_VALUE)
{
//
// Validate data length to be set in the registry
//
if (DataLength >= MAX_REG_VAL_SIZE)
{
return ((ULONG)STATUS_INVALID_PARAMETER);
}
RTL_SOFT_VERIFY(NT_SUCCESS(rc = BaseSrvSxsInvalidateSystemDefaultActivationContextCache()));
//
// Set the value in the registry.
//
RtlInitUnicodeString(&ObValueName, pValue);
rc = NtSetValueKey( hCPanelIntlKeyWrite,
&ObValueName,
0,
REG_SZ,
(PVOID)pData,
DataLength );
//
// Copy the new string to the cache.
//
if (NT_SUCCESS(rc))
{
wcsncpy(pCacheString, pData, DataLength);
pCacheString[DataLength / sizeof(WCHAR)] = 0;
}
//
// Return the result.
//
return (rc);
}
//
// Return access denied, since the key is not open for write access.
//
return ((ULONG)STATUS_ACCESS_DENIED);
}
////////////////////////////////////////////////////////////////////////////
//
// BaseSrvNlsGetUserInfo
//
// This routine gets a particular value in the NLS cache, and copy it
// to the buffer in the capture buffer.
//
// Parameters:
// Locale in BASE_NLS_GET_USER_INFO_MSG contains the locale requested.
// CacheOffset in BASE_NLS_GET_USER_INFO_MSG contains the offset in BYTE into the pNlsRegUserInfo cache.
// pData in BASE_NLS_GET_USER_INFO_MSG points to the target buffer.
// DataLength in BASE_NLS_GET_USER_INFO_MSG is the size of the capture buffer in BYTE. The NULL terminator is included in the count.
//
//
// When this function returns, the capture buffer will contain the data
// of the specified field.
//
//
// 06-06-2002 YSLin Created.
////////////////////////////////////////////////////////////////////////////
NTSTATUS
BaseSrvNlsGetUserInfo(
IN OUT PCSR_API_MSG m,
IN OUT PCSR_REPLY_STATUS ReplyStatus)
{
PBASE_NLS_GET_USER_INFO_MSG a =
(PBASE_NLS_GET_USER_INFO_MSG)&m->u.ApiMessageData;
NTSTATUS rc; // return code
LPWSTR pValue; // Points to the cached value.
if (!CsrValidateMessageBuffer(m, &a->pData, a->DataLength, sizeof(BYTE)))
{
return (STATUS_INVALID_PARAMETER);
}
// Check the following:
// 1. Make sure that the CacheOffset can not be greater than the offset of the last field. The assumption here is that
// UserLocaleId the FIRST field after any field that contains strings.
// 2. Make sure that CacheOffset is always aligned in WCHAR and is aligned with the beginning of each field.
// 3. DataLength can not be greater than the maximum length in BYTE.
// 4. The pointer to the data is not NULL.
//
// There is a duplicated check in CsrBasepNlsGetUserInfo().
if ((a->CacheOffset > FIELD_OFFSET(NLS_USER_INFO, UserLocaleId) - sizeof(WCHAR) * MAX_REG_VAL_SIZE) ||
((a->CacheOffset % (sizeof(WCHAR) * MAX_REG_VAL_SIZE)) != 0) ||
(a->DataLength > MAX_REG_VAL_SIZE * sizeof(WCHAR)) ||
(a->pData == NULL))
{
return (STATUS_INVALID_PARAMETER);
}
rc = RtlEnterCriticalSection(&NlsCacheCriticalSection);
if (!NT_SUCCESS( rc ))
{
return (rc);
}
//
// Check if the specified locale is the same as the one stored in the cache.
//
pValue = (LPWSTR)((LPBYTE)pNlsRegUserInfo + a->CacheOffset);
if ((a->Locale == pNlsRegUserInfo->UserLocaleId) && (*pValue != NLS_INVALID_INFO_CHAR))
{
// wcsncpy will do null termination for us.
// Null termination is important in this case, since a local buffer is used in
// GetLocaleInfoW() to call this function.
wcsncpy(a->pData, pValue, (a->DataLength)/sizeof(WCHAR));
rc = STATUS_SUCCESS;
} else
{
// The specified locale is not the current user locale stored in the cache.
rc = STATUS_UNSUCCESSFUL;
}
RtlLeaveCriticalSection( &NlsCacheCriticalSection );
//
// Return the result of NtSetValueKey.
//
return (rc);
ReplyStatus; // get rid of unreferenced parameter warning message
}
////////////////////////////////////////////////////////////////////////////
//
// BaseSrvNlsSetUserInfo
//
// This routine sets a particular value in the NLS cache and updates the
// registry entry.
//
// 08-19-94 JulieB Created.
////////////////////////////////////////////////////////////////////////////
ULONG
BaseSrvNlsSetUserInfo(
IN OUT PCSR_API_MSG m,
IN OUT PCSR_REPLY_STATUS ReplyStatus)
{
PBASE_NLS_SET_USER_INFO_MSG a =
(PBASE_NLS_SET_USER_INFO_MSG)&m->u.ApiMessageData;
ULONG rc; // return code
LPWSTR pValue;
LPWSTR pCache;
if (!CsrValidateMessageBuffer(m, &a->pData, a->DataLength, sizeof(BYTE)))
{
return (STATUS_INVALID_PARAMETER);
}
RTL_VERIFY(NT_SUCCESS(rc = BaseSrvDelayLoadKernel32()));
ASSERT(pValidateLCType != NULL);
if (0 == (*pValidateLCType)(pNlsRegUserInfo, a->LCType, &pValue, &pCache))
{
return (STATUS_INVALID_PARAMETER);
}
rc = RtlEnterCriticalSection(&NlsCacheCriticalSection);
if (!NT_SUCCESS( rc ))
{
return (rc);
}
//
// Set the value in the registry and update the cache.
//
rc = NlsSetRegAndCache( pValue,
pCache,
a->pData,
a->DataLength );
if (NT_SUCCESS(rc))
{
pNlsRegUserInfo->ulCacheUpdateCount++;
}
RtlLeaveCriticalSection( &NlsCacheCriticalSection );
//
// Return the result of NtSetValueKey.
//
return (rc);
ReplyStatus; // get rid of unreferenced parameter warning message
}
////////////////////////////////////////////////////////////////////////////
//
// BaseSrvNlsSetMultipleUserInfo
//
// This routine sets the date/time strings in the NLS cache and updates the
// registry entries.
//
// This call is done so that only one client/server transition is needed
// when setting multiple entries.
//
// 08-19-94 JulieB Created.
////////////////////////////////////////////////////////////////////////////
ULONG
BaseSrvNlsSetMultipleUserInfo(
IN OUT PCSR_API_MSG m,
IN OUT PCSR_REPLY_STATUS ReplyStatus)
{
PBASE_NLS_SET_MULTIPLE_USER_INFO_MSG a =
(PBASE_NLS_SET_MULTIPLE_USER_INFO_MSG)&m->u.ApiMessageData;
BOOL DoNotUpdateCacheCount = FALSE;
ULONG rc = 0L; // return code
if (!CsrValidateMessageBuffer(m, &a->pPicture, a->DataLength, sizeof(BYTE)))
{
return (STATUS_INVALID_PARAMETER);
}
if (!CsrValidateMessageString(m, &a->pSeparator))
{
return (STATUS_INVALID_PARAMETER);
}
if (!CsrValidateMessageString(m, &a->pOrder))
{
return (STATUS_INVALID_PARAMETER);
}
if (!CsrValidateMessageString(m, &a->pTLZero))
{
return (STATUS_INVALID_PARAMETER);
}
if (!CsrValidateMessageString(m, &a->pTimeMarkPosn))
{
return (STATUS_INVALID_PARAMETER);
}
rc = RtlEnterCriticalSection(&NlsCacheCriticalSection);
if (!NT_SUCCESS( rc ))
{
return (rc);
}
switch (a->Flags)
{
case ( LOCALE_STIMEFORMAT ) :
{
rc = NlsSetRegAndCache( NLS_VALUE_STIMEFORMAT,
pNlsRegUserInfo->sTimeFormat,
a->pPicture,
a->DataLength );
if (NT_SUCCESS(rc))
{
rc = NlsSetRegAndCache( NLS_VALUE_STIME,
pNlsRegUserInfo->sTime,
a->pSeparator,
(wcslen(a->pSeparator) + 1) * sizeof(WCHAR) );
}
if (NT_SUCCESS(rc))
{
rc = NlsSetRegAndCache( NLS_VALUE_ITIME,
pNlsRegUserInfo->iTime,
a->pOrder,
(wcslen(a->pOrder) + 1) * sizeof(WCHAR) );
}
if (NT_SUCCESS(rc))
{
rc = NlsSetRegAndCache( NLS_VALUE_ITLZERO,
pNlsRegUserInfo->iTLZero,
a->pTLZero,
(wcslen(a->pTLZero) + 1) * sizeof(WCHAR) );
}
if (NT_SUCCESS(rc))
{
rc = NlsSetRegAndCache( NLS_VALUE_ITIMEMARKPOSN,
pNlsRegUserInfo->iTimeMarkPosn,
a->pTimeMarkPosn,
(wcslen(a->pTimeMarkPosn) + 1) * sizeof(WCHAR) );
}
break;
}
case ( LOCALE_STIME ) :
{
rc = NlsSetRegAndCache( NLS_VALUE_STIME,
pNlsRegUserInfo->sTime,
a->pSeparator,
a->DataLength );
if (NT_SUCCESS(rc))
{
rc = NlsSetRegAndCache( NLS_VALUE_STIMEFORMAT,
pNlsRegUserInfo->sTimeFormat,
a->pPicture,
(wcslen(a->pPicture) + 1) * sizeof(WCHAR) );
}
break;
}
case ( LOCALE_ITIME ) :
{
rc = NlsSetRegAndCache( NLS_VALUE_ITIME,
pNlsRegUserInfo->iTime,
a->pOrder,
a->DataLength );
if (NT_SUCCESS(rc))
{
rc = NlsSetRegAndCache( NLS_VALUE_STIMEFORMAT,
pNlsRegUserInfo->sTimeFormat,
a->pPicture,
(wcslen(a->pPicture) + 1) * sizeof(WCHAR) );
}
break;
}
case ( LOCALE_SSHORTDATE ) :
{
rc = NlsSetRegAndCache( NLS_VALUE_SSHORTDATE,
pNlsRegUserInfo->sShortDate,
a->pPicture,
a->DataLength );
if (NT_SUCCESS(rc))
{
rc = NlsSetRegAndCache( NLS_VALUE_SDATE,
pNlsRegUserInfo->sDate,
a->pSeparator,
(wcslen(a->pSeparator) + 1) * sizeof(WCHAR) );
}
if (NT_SUCCESS(rc))
{
rc = NlsSetRegAndCache( NLS_VALUE_IDATE,
pNlsRegUserInfo->iDate,
a->pOrder,
(wcslen(a->pOrder) + 1) * sizeof(WCHAR) );
}
break;
}
case ( LOCALE_SDATE ) :
{
rc = NlsSetRegAndCache( NLS_VALUE_SDATE,
pNlsRegUserInfo->sDate,
a->pSeparator,
a->DataLength );
if (NT_SUCCESS(rc))
{
rc = NlsSetRegAndCache( NLS_VALUE_SSHORTDATE,
pNlsRegUserInfo->sShortDate,
a->pPicture,
(wcslen(a->pPicture) + 1) * sizeof(WCHAR) );
}
break;
}
default:
{
DoNotUpdateCacheCount = TRUE;
break;
}
}
if (NT_SUCCESS(rc) && (DoNotUpdateCacheCount == FALSE))
{
pNlsRegUserInfo->ulCacheUpdateCount++;
}
RtlLeaveCriticalSection(&NlsCacheCriticalSection);
//
// Return the result.
//
return (rc);
ReplyStatus; // get rid of unreferenced parameter warning message
}
////////////////////////////////////////////////////////////////////////////
//
// BaseSrvNlsUpdateCacheCount
//
// This routine forces an increment on pNlsUserInfo->ulNlsCacheUpdateCount
//
// 11-29-99 SamerA Created.
////////////////////////////////////////////////////////////////////////////
ULONG
BaseSrvNlsUpdateCacheCount(
IN OUT PCSR_API_MSG m,
IN OUT PCSR_REPLY_STATUS ReplyStatus)
{
PBASE_NLS_UPDATE_CACHE_COUNT_MSG a =
(PBASE_NLS_UPDATE_CACHE_COUNT_MSG)&m->u.ApiMessageData;
//
// Increment the cache count.
// We don't use a mutex to protect this, since the only opertation that happens is
// to increment the cache update count, also once pNlsRegUserInfo is set to a valid
// memory location, then it will stay valid during the lifetime of CSRSS.
//
if (pNlsRegUserInfo)
{
pNlsRegUserInfo->ulCacheUpdateCount++;
}
return (0L);
ReplyStatus; // get rid of unreferenced parameter warning message
}
////////////////////////////////////////////////////////////////////////////
//
// NlsUpdateCacheInfo
//
// This routine updates the NLS cache when a registry notification occurs.
//
// 08-19-94 JulieB Created.
////////////////////////////////////////////////////////////////////////////
VOID
NlsUpdateCacheInfo()
{
LCID Locale; // locale id
UNICODE_STRING ObKeyName; // key name
LPWSTR pTmp; // tmp string pointer
int ctr; // loop counter
ULONG ResultLength; // result length
ULONG rc = 0L; // return code
BYTE KeyValuePart[MAX_KEY_VALUE_PARTINFO];
PKEY_VALUE_PARTIAL_INFORMATION pValuePart;
//
// NOTE: The caller of this function should already have the
// cache mutant before calling this routine.
//
//
// Update the cache information.
//
pTmp = (LPWSTR)pNlsRegUserInfo;
pValuePart = (PKEY_VALUE_PARTIAL_INFORMATION)KeyValuePart;
for (ctr = 0; ctr < NumCPanelRegValues; ctr++)
{
RtlInitUnicodeString(&ObKeyName, pCPanelRegValues[ctr]);
rc = NtQueryValueKey( hCPanelIntlKeyRead,
&ObKeyName,
KeyValuePartialInformation,
pValuePart,
MAX_KEY_VALUE_PARTINFO,
&ResultLength );
if (NT_SUCCESS(rc))
{
((LPBYTE)pValuePart)[ResultLength] = UNICODE_NULL;
wcscpy(pTmp, (LPWSTR)(pValuePart->Data));
}
else
{
*pTmp = NLS_INVALID_INFO_CHAR;
*(pTmp + 1) = UNICODE_NULL;
}
//
// Increment pointer to cache structure.
//
pTmp += MAX_REG_VAL_SIZE;
}
//
// Once we finished reading the reg-data, let's increment
// our global update cache count
//
pNlsRegUserInfo->ulCacheUpdateCount++;
//
// Convert the user locale id string to a dword value and store
// it in the cache.
//
pNlsRegUserInfo->UserLocaleId = (LCID)0;
if ((pNlsRegUserInfo->sLocale)[0] != NLS_INVALID_INFO_CHAR)
{
RtlInitUnicodeString(&ObKeyName, pNlsRegUserInfo->sLocale);
if (NT_SUCCESS(RtlUnicodeStringToInteger(&ObKeyName, 16, &Locale)))
{
pNlsRegUserInfo->UserLocaleId = Locale;
}
}
//
// Make sure the user locale id was found. Otherwise, set it to
// the system locale.
//
if (pNlsRegUserInfo->UserLocaleId == 0)
{
NtQueryDefaultLocale(FALSE, &(pNlsRegUserInfo->UserLocaleId));
}
}
////////////////////////////////////////////////////////////////////////////
//
// BaseSrvNlsCreateSection
//
////////////////////////////////////////////////////////////////////////////
ULONG
BaseSrvNlsCreateSection(
IN OUT PCSR_API_MSG m,
IN OUT PCSR_REPLY_STATUS ReplyStatus)
{
PBASE_NLS_CREATE_SECTION_MSG a =
(PBASE_NLS_CREATE_SECTION_MSG)&m->u.ApiMessageData;
UNICODE_STRING ObSecName; // section name
LARGE_INTEGER Size;
WCHAR wszFileName[MAX_SMALL_BUF_LEN]; // file name (Actually l2 chars is max: c_nlsXXXXX.nls\0
WCHAR wszSecName[MAX_SMALL_BUF_LEN]; // section name string
HANDLE hNewSec = (HANDLE)0; // new section handle
HANDLE hProcess = (HANDLE)0; // process handle
OBJECT_ATTRIBUTES ObjA; // object attributes structure
NTSTATUS rc = 0L; // return code
LPWSTR pFile = NULL;
HANDLE hFile = (HANDLE)0; // file handle
ANSI_STRING proc;
PVOID pTemp; // temp pointer
BYTE pSecurityDescriptor[MAX_SMALL_SECURITY_DESCRIPTOR]; // Buffer for our security descriptor
RTL_VERIFY(NT_SUCCESS(rc = BaseSrvDelayLoadKernel32()));
//
// Set the handles to null.
//
a->hNewSection = NULL;
if (a->Locale)
{
if (!(*pValidateLocale)(a->Locale))
{
return (STATUS_INVALID_PARAMETER);
}
}
switch (a->uiType)
{
case (NLS_CREATE_SECTION_UNICODE) :
{
RtlInitUnicodeString(&ObSecName, NLS_SECTION_UNICODE);
pFile = NLS_FILE_UNICODE;
break;
}
case (NLS_CREATE_SECTION_GEO) :
{
RtlInitUnicodeString(&ObSecName, NLS_SECTION_GEO);
pFile = NLS_FILE_GEO;
break;
}
case (NLS_CREATE_SECTION_LOCALE) :
{
RtlInitUnicodeString(&ObSecName, NLS_SECTION_LOCALE);
pFile = NLS_FILE_LOCALE;
break;
}
case (NLS_CREATE_SECTION_CTYPE) :
{
RtlInitUnicodeString(&ObSecName, NLS_SECTION_CTYPE);
pFile = NLS_FILE_CTYPE;
break;
}
case (NLS_CREATE_SECTION_SORTKEY) :
{
RtlInitUnicodeString(&ObSecName, NLS_SECTION_SORTKEY);
pFile = NLS_FILE_SORTKEY;
break;
}
case (NLS_CREATE_SECTION_SORTTBLS) :
{
RtlInitUnicodeString(&ObSecName, NLS_SECTION_SORTTBLS);
pFile = NLS_FILE_SORTTBLS;
break;
}
case (NLS_CREATE_SECTION_DEFAULT_OEMCP) :
{
RtlInitUnicodeString(&ObSecName, NLS_DEFAULT_SECTION_OEMCP);
pFile = NLS_DEFAULT_FILE_OEMCP;
break;
}
case (NLS_CREATE_SECTION_DEFAULT_ACP) :
{
RtlInitUnicodeString(&ObSecName, NLS_DEFAULT_SECTION_ACP);
pFile = NLS_DEFAULT_FILE_ACP;
break;
}
case (NLS_CREATE_SECTION_LANG_EXCEPT) :
{
RtlInitUnicodeString(&ObSecName, NLS_SECTION_LANG_EXCEPT);
pFile = NLS_FILE_LANG_EXCEPT;
break;
}
case (NLS_CREATE_CODEPAGE_SECTION) :
{
// Get the Code Page file name from registry
ASSERT(pGetCPFileNameFromRegistry);
if ( FALSE == (*pGetCPFileNameFromRegistry)( a->Locale,
wszFileName,
MAX_SMALL_BUF_LEN ) )
{
return (STATUS_INVALID_PARAMETER);
}
// Remember we're using this file name
pFile = wszFileName;
// Hmm, we'll need the section name for this section.
// Note that this had better be in sync with what we see
// in winnls\tables.c or else the server will be called needlessly.
ASSERT(pGetNlsSectionName != NULL);
if (!NT_SUCCESS((*pGetNlsSectionName)( a->Locale,
10,
0,
NLS_SECTION_CPPREFIX,
wszSecName,
MAX_SMALL_BUF_LEN)))
{
return (rc);
}
// Make it a string we can remember/use later
RtlInitUnicodeString(&ObSecName, wszSecName);
break;
}
case ( NLS_CREATE_SORT_SECTION ) :
{
if (a->Locale == 0)
{
return (STATUS_INVALID_PARAMETER);
}
ASSERT(pGetNlsSectionName != NULL);
if (rc = (*pGetNlsSectionName)( a->Locale,
16,
8,
NLS_SECTION_SORTKEY,
wszSecName,
MAX_SMALL_BUF_LEN))
{
return (rc);
}
ASSERT(pGetDefaultSortkeySize != NULL);
(*pGetDefaultSortkeySize)(&Size);
RtlInitUnicodeString(&ObSecName, wszSecName);
break;
}
case ( NLS_CREATE_LANG_EXCEPTION_SECTION ) :
{
if (a->Locale == 0)
{
//
// Creating the default section.
//
RtlInitUnicodeString(&ObSecName, NLS_SECTION_LANG_INTL);
}
else
{
ASSERT(pGetNlsSectionName != NULL);
if (rc = (*pGetNlsSectionName)( a->Locale,
16,
8,
NLS_SECTION_LANGPREFIX,
wszSecName,
MAX_SMALL_BUF_LEN))
{
return (rc);
}
RtlInitUnicodeString(&ObSecName, wszSecName);
}
(*pGetLinguistLangSize)(&Size);
break;
}
default:
return (STATUS_INVALID_PARAMETER);
}
if (pFile)
{
//
// Open the data file.
//
ASSERT(pOpenDataFile != NULL);
if (rc = (*pOpenDataFile)( &hFile,
pFile ))
{
return (rc);
}
}
//
// Create the NEW Section for Read and Write access.
// Add a ReadOnly security descriptor so that only the
// initial creating process may write to the section.
//
ASSERT(pCreateNlsSecurityDescriptor);
rc = (*pCreateNlsSecurityDescriptor)( (PSECURITY_DESCRIPTOR)pSecurityDescriptor,
MAX_SMALL_SECURITY_DESCRIPTOR,
GENERIC_READ);
if (!NT_SUCCESS(rc))
{
if (hFile)
NtClose(hFile);
return (rc);
}
InitializeObjectAttributes( &ObjA,
&ObSecName,
OBJ_PERMANENT | OBJ_CASE_INSENSITIVE | OBJ_OPENIF,
NULL,
pSecurityDescriptor );
rc = NtCreateSection( &hNewSec,
hFile ? SECTION_MAP_READ : SECTION_MAP_READ | SECTION_MAP_WRITE,
&ObjA,
hFile? NULL:&Size,
hFile ? PAGE_READONLY:PAGE_READWRITE,
SEC_COMMIT,
hFile );
NtClose(hFile);
//
// Check for error from NtCreateSection.
//
if (!NT_SUCCESS(rc))
{
// KdPrint(("NLSAPI (BaseSrv): Could NOT Create Section %wZ - %lx.\n", &ObSecName, rc));
return (rc);
}
//
// Duplicate the new section handle for the client.
// The client will map a view of the section and fill in the data.
//
InitializeObjectAttributes( &ObjA,
NULL,
0,
NULL,
NULL );
rc = NtOpenProcess( &hProcess,
PROCESS_DUP_HANDLE,
&ObjA,
&m->h.ClientId );
if (!NT_SUCCESS(rc))
{
KdPrint(("NLSAPI (BaseSrv): Could NOT Open Process - %lx.\n", rc));
NtClose(hNewSec);
return (rc);
}
rc = NtDuplicateObject( NtCurrentProcess(),
hNewSec,
hProcess,
&(a->hNewSection),
0L,
0L,
DUPLICATE_SAME_ACCESS | DUPLICATE_CLOSE_SOURCE );
//
// Close the process handle we opened.
//
NtClose(hProcess);
return (rc);
ReplyStatus; // get rid of unreferenced parameter warning message
}
////////////////////////////////////////////////////////////////////////////
//
// GetThreadAuthenticationId
//
// Retreives the authentication id of the security context of the
// currently executing thread.
//
// 12-22-98 SamerA Created.
////////////////////////////////////////////////////////////////////////////
NTSTATUS GetThreadAuthenticationId(
PLUID Luid)
{
HANDLE TokenHandle;
TOKEN_STATISTICS TokenInformation;
ULONG BytesRequired;
NTSTATUS NtStatus;
NtStatus = NtOpenThreadToken( NtCurrentThread(),
TOKEN_QUERY,
FALSE,
&TokenHandle );
if (!NT_SUCCESS(NtStatus))
{
KdPrint(("NLSAPI (BaseSrv) : No thread token in BaseSrvNlsLogon - %lx\n", NtStatus));
return (NtStatus);
}
//
// Get the LUID.
//
NtStatus = NtQueryInformationToken(
TokenHandle,
TokenStatistics,
&TokenInformation,
sizeof(TokenInformation),
&BytesRequired );
if (NT_SUCCESS( NtStatus ))
{
RtlCopyLuid(Luid, &TokenInformation.AuthenticationId);
}
else
{
KdPrint(("NLSAPI (BaseSrv) : Couldn't Query Information for Token %lx. NtStatus = %lx\n", TokenHandle, NtStatus));
}
NtClose(TokenHandle);
return (NtStatus);
}
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