508 lines
15 KiB
C
508 lines
15 KiB
C
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/*++
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Copyright (c) 1998-2000, Microsoft Corporation All rights reserved.
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Module Name:
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csrlocal.c
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Abstract:
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This module implements functions that are used by the functions in locale.c
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to communicate with csrss.
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Author:
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Michael Zoran (mzoran) 21-Jun-1998
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Revision History:
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--*/
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//
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// Include Files.
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//
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#include "nls.h"
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#include "ntwow64n.h"
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////////////////////////////////////////////////////////////////////////////
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//
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// CsrBasepNlsSetUserInfo
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//
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// Parameters:
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// LCType The type of locale information to be set.
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// pData The buffer which contains the information to be set.
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// This is usually an Unicode string.
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// DataLength The length of pData in BYTE.
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//
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// Return:
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// STATUS_SUCCESS if the locale information is set correctly.
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// Otherwise, a proper NTSTATUS error code is returned.
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//
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// Note:
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// When kernel32.dll is complied for the WOW64 layer, we will call
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// a thunk function NtWow64CsrBasepNlsSetUserInfo(), and it will
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// in turn call the corresponding 64-bit version of this function.
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//
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////////////////////////////////////////////////////////////////////////////
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NTSTATUS CsrBasepNlsSetUserInfo(
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IN LCTYPE LCType,
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IN LPWSTR pData,
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IN ULONG DataLength)
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{
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#if defined(BUILD_WOW6432)
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return (NtWow64CsrBasepNlsSetUserInfo( LCType,
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pData,
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DataLength ));
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#else
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BASE_API_MSG m;
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PBASE_NLS_SET_USER_INFO_MSG a = &m.u.NlsSetUserInfo;
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PCSR_CAPTURE_HEADER CaptureBuffer = NULL;
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//
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// Get the capture buffer for the strings.
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//
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CaptureBuffer = CsrAllocateCaptureBuffer( 1, DataLength );
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if (CaptureBuffer == NULL)
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{
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return (STATUS_NO_MEMORY);
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}
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if (CsrAllocateMessagePointer(CaptureBuffer, DataLength, (PVOID *)&(a->pData)) == 0)
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{
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goto exit;
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}
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RtlCopyMemory (a->pData, pData, DataLength);
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//
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// Save the pointer to the cache string.
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//
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a->LCType = LCType;
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//
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// Save the length of the data in the msg structure.
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//
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a->DataLength = DataLength;
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//
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// Call the server to set the registry value.
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//
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CsrClientCallServer( (PCSR_API_MSG)&m,
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CaptureBuffer,
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CSR_MAKE_API_NUMBER( BASESRV_SERVERDLL_INDEX,
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BasepNlsSetUserInfo ),
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sizeof(*a) );
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exit:
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//
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// Free the capture buffer.
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//
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if (CaptureBuffer != NULL)
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{
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CsrFreeCaptureBuffer(CaptureBuffer);
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}
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return (m.ReturnValue);
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#endif
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}
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////////////////////////////////////////////////////////////////////////////
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//
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// CsrBasepNlsGetUserInfo
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//
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// This function uses LPC to call into server side (csrss.exe) to retrieve
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// the locale setting from the registry cache.
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//
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// Parameters
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// Locale The locale to be retrived. Note that this could be different from
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// the current user locale stored in the registry cache.
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// If that's the case, this function will return FALSE.
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// CacheOffset The offset in BYTE for the field in the NLS_USER_INFO cache to retrieve.
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// FIELD_OFFSET(NLS_USER_INFO, fieldName) should be used to get the offset.
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// pData The pointer which points to the target buffer
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// DataLength The size of the target buffer in BYTE (the NULL terminator is included in the count)
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//
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// BIGNOTE BIGNOTE
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// This function follows the convention of CsrBasepNlsSetUserInfo to use
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// DataLength in BYTE.
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//
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////////////////////////////////////////////////////////////////////////////
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NTSTATUS CsrBasepNlsGetUserInfo(
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IN LCID Locale,
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IN SIZE_T CacheOffset,
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IN LPWSTR pData,
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IN ULONG DataLength)
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{
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#if defined(BUILD_WOW6432)
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return (NtWow64CsrBasepNlsGetUserInfo( Locale, CacheOffset,
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pData,
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DataLength ));
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#else
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BASE_API_MSG m;
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PBASE_NLS_GET_USER_INFO_MSG a = &m.u.NlsGetUserInfo;
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PCSR_CAPTURE_HEADER CaptureBuffer = NULL;
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NTSTATUS rc;
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// Check the following:
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// 1. Make sure that the CacheOffset can not be greater than the offset of the last field. The assumption here is that
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// UserLocaleId the FIRST field after any field that contains strings.
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// 2. Make sure that CacheOffset is always aligned in WCHAR and is aligned with the beginning of each field.
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// 3. DataLength can not be greater than the maximum length in BYTE.
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// 4. The pointer to the data is not NULL.
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//
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// There is a duplicated check in BaseSrvNlsGetUserInfo().
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if ((CacheOffset > FIELD_OFFSET(NLS_USER_INFO, UserLocaleId) - sizeof(WCHAR) * MAX_REG_VAL_SIZE) ||
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((CacheOffset % (sizeof(WCHAR) * MAX_REG_VAL_SIZE)) != 0) ||
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(DataLength > MAX_REG_VAL_SIZE * sizeof(WCHAR)) ||
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(pData == NULL))
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{
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return (STATUS_INVALID_PARAMETER);
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}
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//
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// Get the capture buffer for the strings.
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//
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CaptureBuffer = CsrAllocateCaptureBuffer( 1, DataLength );
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if (CaptureBuffer == NULL)
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{
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return (STATUS_NO_MEMORY);
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}
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CsrCaptureMessageBuffer( CaptureBuffer,
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NULL,
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DataLength,
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(PVOID *)&a->pData );
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a->Locale = Locale;
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a->CacheOffset = CacheOffset;
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//
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// Save the length of the data in the msg structure.
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//
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a->DataLength = DataLength;
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//
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// Call the server to set the registry value.
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//
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rc = CsrClientCallServer( (PCSR_API_MSG)&m,
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CaptureBuffer,
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CSR_MAKE_API_NUMBER( BASESRV_SERVERDLL_INDEX,
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BasepNlsGetUserInfo ),
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sizeof(*a) );
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if (NT_SUCCESS(rc))
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{
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// NOTE: DataLength is in BYTE.
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wcsncpy(pData, a->pData, DataLength/sizeof(WCHAR));
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}
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//
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// Free the capture buffer.
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//
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if (CaptureBuffer != NULL)
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{
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CsrFreeCaptureBuffer(CaptureBuffer);
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}
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return (rc);
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#endif
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}
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////////////////////////////////////////////////////////////////////////////
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//
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// CsrBasepNlsSetMultipleUserInfo
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//
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////////////////////////////////////////////////////////////////////////////
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NTSTATUS CsrBasepNlsSetMultipleUserInfo(
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IN DWORD dwFlags,
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IN int cchData,
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IN LPCWSTR pPicture,
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IN LPCWSTR pSeparator,
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IN LPCWSTR pOrder,
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IN LPCWSTR pTLZero,
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IN LPCWSTR pTimeMarkPosn)
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{
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#if defined(BUILD_WOW6432)
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return (NtWow64CsrBasepNlsSetMultipleUserInfo( dwFlags,
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cchData,
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pPicture,
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pSeparator,
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pOrder,
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pTLZero,
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pTimeMarkPosn ));
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#else
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ULONG CaptureLength; // length of capture buffer
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ULONG Length; // temp storage for length of string
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BASE_API_MSG m;
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PBASE_NLS_SET_MULTIPLE_USER_INFO_MSG a = &m.u.NlsSetMultipleUserInfo;
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PCSR_CAPTURE_HEADER CaptureBuffer = NULL;
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//
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// Initialize the msg structure to NULL.
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//
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RtlZeroMemory(a, sizeof(BASE_NLS_SET_MULTIPLE_USER_INFO_MSG));
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//
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// Save the flags and the length of the data in the msg structure.
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//
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a->Flags = dwFlags;
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a->DataLength = cchData * sizeof(WCHAR);
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//
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// Save the appropriate strings in the msg structure.
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//
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switch (dwFlags)
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{
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case ( LOCALE_STIMEFORMAT ) :
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{
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//
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// Get the length of the capture buffer.
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//
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Length = wcslen(pSeparator) + 1;
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CaptureLength = (cchData + Length + 2 + 2 + 2) * sizeof(WCHAR);
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//
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// Get the capture buffer for the strings.
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//
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CaptureBuffer = CsrAllocateCaptureBuffer( 5,
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CaptureLength );
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if (CaptureBuffer != NULL)
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{
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CsrCaptureMessageBuffer( CaptureBuffer,
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(PCHAR)pPicture,
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cchData * sizeof(WCHAR),
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(PVOID *)&a->pPicture );
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CsrCaptureMessageBuffer( CaptureBuffer,
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(PCHAR)pSeparator,
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Length * sizeof(WCHAR),
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(PVOID *)&a->pSeparator );
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CsrCaptureMessageBuffer( CaptureBuffer,
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(PCHAR)pOrder,
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2 * sizeof(WCHAR),
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(PVOID *)&a->pOrder );
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CsrCaptureMessageBuffer( CaptureBuffer,
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(PCHAR)pTLZero,
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2 * sizeof(WCHAR),
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(PVOID *)&a->pTLZero );
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CsrCaptureMessageBuffer( CaptureBuffer,
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(PCHAR)pTimeMarkPosn,
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2 * sizeof(WCHAR),
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(PVOID *)&a->pTimeMarkPosn );
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}
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break;
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}
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case ( LOCALE_STIME ) :
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{
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//
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// Get the length of the capture buffer.
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//
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Length = wcslen(pPicture) + 1;
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CaptureLength = (Length + cchData) * sizeof(WCHAR);
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//
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// Get the capture buffer for the strings.
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//
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CaptureBuffer = CsrAllocateCaptureBuffer( 2,
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CaptureLength );
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if (CaptureBuffer != NULL)
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{
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CsrCaptureMessageBuffer( CaptureBuffer,
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(PCHAR)pPicture,
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Length * sizeof(WCHAR),
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(PVOID *)&a->pPicture );
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CsrCaptureMessageBuffer( CaptureBuffer,
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(PCHAR)pSeparator,
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cchData * sizeof(WCHAR),
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(PVOID *)&a->pSeparator );
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}
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break;
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}
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case ( LOCALE_ITIME ) :
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{
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//
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// Get the length of the capture buffer.
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//
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Length = wcslen(pPicture) + 1;
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CaptureLength = (Length + cchData) * sizeof(WCHAR);
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//
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// Get the capture buffer for the strings.
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//
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CaptureBuffer = CsrAllocateCaptureBuffer( 2,
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CaptureLength );
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if (CaptureBuffer != NULL)
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{
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CsrCaptureMessageBuffer( CaptureBuffer,
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(PCHAR)pPicture,
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Length * sizeof(WCHAR),
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(PVOID *)&a->pPicture );
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CsrCaptureMessageBuffer( CaptureBuffer,
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(PCHAR)pOrder,
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cchData * sizeof(WCHAR),
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(PVOID *)&a->pOrder );
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}
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break;
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}
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case ( LOCALE_SSHORTDATE ) :
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{
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//
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// Get the length of the capture buffer.
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//
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Length = wcslen(pSeparator) + 1;
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CaptureLength = (cchData + Length + 2) * sizeof(WCHAR);
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//
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// Get the capture buffer for the strings.
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//
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CaptureBuffer = CsrAllocateCaptureBuffer( 3,
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CaptureLength );
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if (CaptureBuffer != NULL)
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{
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CsrCaptureMessageBuffer( CaptureBuffer,
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(PCHAR)pPicture,
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cchData * sizeof(WCHAR),
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(PVOID *)&a->pPicture );
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CsrCaptureMessageBuffer( CaptureBuffer,
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(PCHAR)pSeparator,
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Length * sizeof(WCHAR),
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(PVOID *)&a->pSeparator );
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CsrCaptureMessageBuffer( CaptureBuffer,
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(PCHAR)pOrder,
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2 * sizeof(WCHAR),
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(PVOID *)&a->pOrder );
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}
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break;
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}
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case ( LOCALE_SDATE ) :
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Get the length of the capture buffer.
|
||
|
|
//
|
||
|
|
Length = wcslen(pPicture) + 1;
|
||
|
|
CaptureLength = (Length + cchData) * sizeof(WCHAR);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Get the capture buffer for the strings.
|
||
|
|
//
|
||
|
|
CaptureBuffer = CsrAllocateCaptureBuffer( 2,
|
||
|
|
CaptureLength );
|
||
|
|
if (CaptureBuffer != NULL)
|
||
|
|
{
|
||
|
|
CsrCaptureMessageBuffer( CaptureBuffer,
|
||
|
|
(PCHAR)pPicture,
|
||
|
|
Length * sizeof(WCHAR),
|
||
|
|
(PVOID *)&a->pPicture );
|
||
|
|
|
||
|
|
CsrCaptureMessageBuffer( CaptureBuffer,
|
||
|
|
(PCHAR)pSeparator,
|
||
|
|
cchData * sizeof(WCHAR),
|
||
|
|
(PVOID *)&a->pSeparator );
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Make sure the CaptureBuffer was created and filled in.
|
||
|
|
//
|
||
|
|
if (CaptureBuffer == NULL)
|
||
|
|
{
|
||
|
|
return (STATUS_NO_MEMORY);
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Call the server to set the registry values.
|
||
|
|
//
|
||
|
|
CsrClientCallServer( (PCSR_API_MSG)&m,
|
||
|
|
CaptureBuffer,
|
||
|
|
CSR_MAKE_API_NUMBER( BASESRV_SERVERDLL_INDEX,
|
||
|
|
BasepNlsSetMultipleUserInfo ),
|
||
|
|
sizeof(*a) );
|
||
|
|
|
||
|
|
//
|
||
|
|
// Free the capture buffer.
|
||
|
|
//
|
||
|
|
if (CaptureBuffer != NULL)
|
||
|
|
{
|
||
|
|
CsrFreeCaptureBuffer(CaptureBuffer);
|
||
|
|
}
|
||
|
|
|
||
|
|
return (m.ReturnValue);
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
////////////////////////////////////////////////////////////////////////////
|
||
|
|
//
|
||
|
|
// CsrBasepNlsUpdateCacheCount
|
||
|
|
//
|
||
|
|
////////////////////////////////////////////////////////////////////////////
|
||
|
|
|
||
|
|
NTSTATUS CsrBasepNlsUpdateCacheCount()
|
||
|
|
{
|
||
|
|
|
||
|
|
#if defined(BUILD_WOW6432)
|
||
|
|
|
||
|
|
return (NtWow64CsrBasepNlsUpdateCacheCount());
|
||
|
|
|
||
|
|
#else
|
||
|
|
|
||
|
|
BASE_API_MSG m;
|
||
|
|
PBASE_NLS_UPDATE_CACHE_COUNT_MSG a = &m.u.NlsCacheUpdateCount;
|
||
|
|
|
||
|
|
a->Reserved = 0L;
|
||
|
|
|
||
|
|
CsrClientCallServer( (PCSR_API_MSG)&m,
|
||
|
|
NULL,
|
||
|
|
CSR_MAKE_API_NUMBER( BASESRV_SERVERDLL_INDEX,
|
||
|
|
BasepNlsUpdateCacheCount ),
|
||
|
|
sizeof(*a) );
|
||
|
|
|
||
|
|
return (m.ReturnValue);
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
}
|