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/*++
Copyright (c) 1991-2000, Microsoft Corporation All rights reserved.
Module Name:
enum.c
Abstract:
This file contains functions that enumerate the user's portion of the registry for installed and supported locale ids and code page ids.
APIs found in this file: EnumSystemLanguageGroupsW EnumLanguageGroupLocalesW EnumUILanguagesW EnumSystemLocalesW EnumSystemCodePagesW EnumCalendarInfoW EnumCalendarInfoExW EnumTimeFormatsW EnumDateFormatsW EnumDateFormatsExW
Revision History:
08-02-93 JulieB Created.
--*/
//
// Include Files.
//
#include "nls.h"
#include "nlssafe.h"
//
// Constant Declarations
//
#define ENUM_BUF_SIZE 9 // buffer size (wchar) for lcid or cpid (incl null)
#define ENUM_MAX_CP_SIZE 5 // max size (wchar) for cp id in registry
#define ENUM_LOCALE_SIZE 8 // buffer size (wchar) for locale id in registry
#define ENUM_MAX_LG_SIZE 2 // max size (wchar) for language group id in registry
#define ENUM_MAX_UILANG_SIZE 4 // max size (wchar) for UI langguage id in registry
//
// Forward Declarations.
//
BOOLEnumDateTime( NLS_ENUMPROC lpDateTimeFmtEnumProc, LCID Locale, LCTYPE LCType, DWORD dwFlags, SIZE_T CacheOffset, LPWSTR pRegValue, PLOCALE_VAR pLocaleHdr, LPWSTR pDateTime, LPWSTR pEndDateTime, ULONG CalDateOffset, ULONG EndCalDateOffset, BOOL fCalendarInfo, BOOL fUnicodeVer, BOOL fExVersion);
//-------------------------------------------------------------------------//
// INTERNAL MACROS //
//-------------------------------------------------------------------------//
////////////////////////////////////////////////////////////////////////////
//
// NLS_CALL_ENUMPROC_BREAK
//
// Calls the appropriate EnumProc routine. If the fUnicodeVer flag is TRUE,
// then it calls the Unicode version of the callback function. Otherwise,
// it calls the Ansi dispatch routine to translate the string to Ansi and
// then call the Ansi version of the callback function.
//
// This macro will do a break if the enumeration routine returns FALSE.
//
// DEFINED AS A MACRO.
//
// 11-10-93 JulieB Created.
////////////////////////////////////////////////////////////////////////////
#define NLS_CALL_ENUMPROC_BREAK( Locale, \
lpNlsEnumProc, \ dwFlags, \ pUnicodeBuffer, \ fUnicodeVer ) \{ \ /* \
* Call the appropriate callback function. \ */ \ if (fUnicodeVer) \ { \ /* \
* Call the Unicode callback function. \ */ \ if (((*lpNlsEnumProc)(pUnicodeBuffer)) != TRUE) \ { \ break; \ } \ } \ else \ { \ /* \
* Call the Ansi callback function. \ */ \ if (NlsDispatchAnsiEnumProc( Locale, \ lpNlsEnumProc, \ dwFlags, \ pUnicodeBuffer, \ NULL, \ 0, \ 0, \ 0, \ 0 ) != TRUE) \ { \ break; \ } \ } \}
////////////////////////////////////////////////////////////////////////////
//
// NLS_CALL_ENUMPROC_BREAK_2
//
// Calls the appropriate EnumProc routine. If the fUnicodeVer flag is TRUE,
// then it calls the Unicode version of the callback function. Otherwise,
// it calls the Ansi dispatch routine to translate the strings to Ansi and
// then call the Ansi version of the callback function.
//
// This macro will do a break if the enumeration routine returns FALSE.
//
// DEFINED AS A MACRO.
//
// 03-10-98 JulieB Created.
////////////////////////////////////////////////////////////////////////////
#define NLS_CALL_ENUMPROC_BREAK_2( Locale, \
lpNlsEnumProc, \ dwFlags, \ LanguageGroup, \ EnumLocale, \ pUnicodeBuffer, \ lParam, \ fUnicodeVer ) \{ \ /* \
* Call the appropriate callback function. \ */ \ if (fUnicodeVer) \ { \ /* \
* Call the Unicode callback function. \ */ \ if (((*((NLS_ENUMPROC2)lpNlsEnumProc))( LanguageGroup, \ EnumLocale, \ pUnicodeBuffer, \ lParam )) != TRUE) \ { \ break; \ } \ } \ else \ { \ /* \
* Call the Ansi callback function. \ */ \ if (NlsDispatchAnsiEnumProc( Locale, \ lpNlsEnumProc, \ dwFlags, \ pUnicodeBuffer, \ NULL, \ LanguageGroup, \ EnumLocale, \ lParam, \ 2 ) != TRUE) \ { \ break; \ } \ } \}
////////////////////////////////////////////////////////////////////////////
//
// NLS_CALL_ENUMPROC_BREAK_3
//
// Calls the appropriate EnumProc routine. If the fUnicodeVer flag is TRUE,
// then it calls the Unicode version of the callback function. Otherwise,
// it calls the Ansi dispatch routine to translate the strings to Ansi and
// then call the Ansi version of the callback function.
//
// This macro will do a break if the enumeration routine returns FALSE.
//
// DEFINED AS A MACRO.
//
// 03-10-98 JulieB Created.
////////////////////////////////////////////////////////////////////////////
#define NLS_CALL_ENUMPROC_BREAK_3( Locale, \
lpNlsEnumProc, \ dwFlags, \ LanguageGroup, \ pUnicodeBuffer1, \ pUnicodeBuffer2, \ dwInstall, \ lParam, \ fUnicodeVer ) \{ \ /* \
* Call the appropriate callback function. \ */ \ if (fUnicodeVer) \ { \ /* \
* Call the Unicode callback function. \ */ \ if (((*((NLS_ENUMPROC3)lpNlsEnumProc))( LanguageGroup, \ pUnicodeBuffer1, \ pUnicodeBuffer2, \ (dwInstall), \ lParam )) != TRUE) \ { \ break; \ } \ } \ else \ { \ /* \
* Call the Ansi callback function. \ */ \ if (NlsDispatchAnsiEnumProc( Locale, \ lpNlsEnumProc, \ dwFlags, \ pUnicodeBuffer1, \ pUnicodeBuffer2, \ LanguageGroup, \ (dwInstall), \ lParam, \ 3 ) != TRUE) \ { \ break; \ } \ } \}
////////////////////////////////////////////////////////////////////////////
//
// NLS_CALL_ENUMPROC_BREAK_4
//
// Calls the appropriate EnumProc routine. If the fUnicodeVer flag is TRUE,
// then it calls the Unicode version of the callback function. Otherwise,
// it calls the Ansi dispatch routine to translate the string to Ansi and
// then call the Ansi version of the callback function.
//
// This macro will do a break if the enumeration routine returns FALSE.
// Used by EnumUILanguages.
//
// DEFINED AS A MACRO.
//
// 12-03-98 SamerA Created.
////////////////////////////////////////////////////////////////////////////
#define NLS_CALL_ENUMPROC_BREAK_4( Locale, \
lpNlsEnumProc, \ dwFlags, \ pUnicodeBuffer, \ lParam, \ fUnicodeVer ) \{ \ /* \
* Call the appropriate callback function. \ */ \ if (fUnicodeVer) \ { \ /* \
* Call the Unicode callback function. \ */ \ if (((*((NLS_ENUMPROC4)lpNlsEnumProc))(pUnicodeBuffer, \ lParam)) != TRUE) \ { \ break; \ } \ } \ else \ { \ /* \
* Call the Ansi callback function. \ */ \ if (NlsDispatchAnsiEnumProc( Locale, \ lpNlsEnumProc, \ dwFlags, \ pUnicodeBuffer, \ NULL, \ 0, \ 0, \ lParam, \ 4 ) != TRUE) \ { \ break; \ } \ } \}
////////////////////////////////////////////////////////////////////////////
//
// NLS_CALL_ENUMPROC_TRUE_4
//
// Calls the appropriate EnumProc routine. If the fUnicodeVer flag is TRUE,
// then it calls the Unicode version of the callback function. Otherwise,
// it calls the Ansi dispatch routine to translate the string to Ansi and
// then call the Ansi version of the callback function.
//
// This macro will do a break if the enumeration routine returns FALSE.
// Used by EnumUILanguages.
//
// DEFINED AS A MACRO.
//
// 12-03-98 SamerA Created.
////////////////////////////////////////////////////////////////////////////
#define NLS_CALL_ENUMPROC_TRUE_4( Locale, \
lpNlsEnumProc, \ dwFlags, \ pUnicodeBuffer, \ lParam, \ fUnicodeVer ) \{ \ /* \
* Call the appropriate callback function. \ */ \ if (fUnicodeVer) \ { \ /* \
* Call the Unicode callback function. \ */ \ if (((*((NLS_ENUMPROC4)lpNlsEnumProc))(pUnicodeBuffer, \ lParam)) != TRUE) \ { \ return (TRUE); \ } \ } \ else \ { \ /* \
* Call the Ansi callback function. \ */ \ if (NlsDispatchAnsiEnumProc( Locale, \ lpNlsEnumProc, \ dwFlags, \ pUnicodeBuffer, \ NULL, \ 0, \ 0, \ lParam, \ 4 ) != TRUE) \ { \ return (TRUE); \ } \ } \}
////////////////////////////////////////////////////////////////////////////
//
// NLS_CALL_ENUMPROC_TRUE
//
// Calls the appropriate EnumProc routine. If the fUnicodeVer flag is TRUE,
// then it calls the Unicode version of the callback function. Otherwise,
// it calls the Ansi dispatch routine to translate the string to Ansi and
// then call the Ansi version of the callback function.
//
// This macro will return TRUE if the enumeration routine returns FALSE.
//
// DEFINED AS A MACRO.
//
// 11-10-93 JulieB Created.
////////////////////////////////////////////////////////////////////////////
#define NLS_CALL_ENUMPROC_TRUE( Locale, \
lpNlsEnumProc, \ dwFlags, \ pUnicodeBuffer, \ CalId, \ fUnicodeVer, \ fVer ) \{ \ /* \
* Call the appropriate callback function. \ */ \ if (fUnicodeVer) \ { \ /* \
* Call the Unicode callback function. \ */ \ if (fVer == 1) \ { \ if (((*((NLS_ENUMPROCEX)lpNlsEnumProc))( pUnicodeBuffer, \ CalId )) != TRUE) \ { \ return (TRUE); \ } \ } \ else /* fVer == 0 */ \ { \ if (((*lpNlsEnumProc)(pUnicodeBuffer)) != TRUE) \ { \ return (TRUE); \ } \ } \ } \ else \ { \ /* \
* Call the Ansi callback function. \ */ \ if (NlsDispatchAnsiEnumProc( Locale, \ lpNlsEnumProc, \ dwFlags, \ pUnicodeBuffer, \ NULL, \ CalId, \ 0, \ 0, \ fVer ) != TRUE) \ { \ return (TRUE); \ } \ } \}
//-------------------------------------------------------------------------//
// API ROUTINES //
//-------------------------------------------------------------------------//
////////////////////////////////////////////////////////////////////////////
//
// EnumSystemLanguageGroupsW
//
// Enumerates the system language groups that are installed or supported,
// based on the dwFlags parameter. It does so by passing the pointer to
// the string buffer containing the language group id to an
// application-defined callback function. It continues until the last
// language group id is found or the callback function returns FALSE.
//
// 03-10-98 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL WINAPI EnumSystemLanguageGroupsW( LANGUAGEGROUP_ENUMPROCW lpLanguageGroupEnumProc, DWORD dwFlags, LONG_PTR lParam){ return (Internal_EnumSystemLanguageGroups( (NLS_ENUMPROC)lpLanguageGroupEnumProc, dwFlags, lParam, TRUE ));}
////////////////////////////////////////////////////////////////////////////
//
// EnumLanguageGroupLocalesW
//
// Enumerates the locales in a given language group. It does so by
// passing the appropriate information to an application-defined
// callback function. It continues until the last locale in the language
// group is found or the callback function returns FALSE.
//
// 03-10-98 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL WINAPI EnumLanguageGroupLocalesW( LANGGROUPLOCALE_ENUMPROCW lpLangGroupLocaleEnumProc, LGRPID LanguageGroup, DWORD dwFlags, LONG_PTR lParam){ return (Internal_EnumLanguageGroupLocales( (NLS_ENUMPROC)lpLangGroupLocaleEnumProc, LanguageGroup, dwFlags, lParam, TRUE ));}
////////////////////////////////////////////////////////////////////////////
//
// EnumUILanguagesW
//
// Enumerates the system UI languages that are installed. It does so by
// passing the pointer to the string buffer containing the UI language id
// to an application-defined callback function. It continues until the
// last UI language id is found or the callback function returns FALSE.
//
// 03-10-98 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL WINAPI EnumUILanguagesW( UILANGUAGE_ENUMPROCW lpUILanguageEnumProc, DWORD dwFlags, LONG_PTR lParam){ return (Internal_EnumUILanguages( (NLS_ENUMPROC)lpUILanguageEnumProc, dwFlags, lParam, TRUE ));}
////////////////////////////////////////////////////////////////////////////
//
// EnumSystemLocalesW
//
// Enumerates the system locales that are installed or supported, based on
// the dwFlags parameter. It does so by passing the pointer to the string
// buffer containing the locale id to an application-defined callback
// function. It continues until the last locale id is found or the
// callback function returns FALSE.
//
// 08-02-93 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL WINAPI EnumSystemLocalesW( LOCALE_ENUMPROCW lpLocaleEnumProc, DWORD dwFlags){ return (Internal_EnumSystemLocales( (NLS_ENUMPROC)lpLocaleEnumProc, dwFlags, TRUE ));}
////////////////////////////////////////////////////////////////////////////
//
// EnumSystemCodePagesW
//
// Enumerates the system code pages that are installed or supported, based on
// the dwFlags parameter. It does so by passing the pointer to the string
// buffer containing the code page id to an application-defined callback
// function. It continues until the last code page is found or the
// callback function returns FALSE.
//
// 08-02-93 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL WINAPI EnumSystemCodePagesW( CODEPAGE_ENUMPROCW lpCodePageEnumProc, DWORD dwFlags){ return (Internal_EnumSystemCodePages( (NLS_ENUMPROC)lpCodePageEnumProc, dwFlags, TRUE ));}
////////////////////////////////////////////////////////////////////////////
//
// EnumCalendarInfoW
//
// Enumerates the specified calendar information that is available for the
// specified locale, based on the CalType parameter. It does so by
// passing the pointer to the string buffer containing the calendar info
// to an application-defined callback function. It continues until the
// last calendar info is found or the callback function returns FALSE.
//
// 10-14-93 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL WINAPI EnumCalendarInfoW( CALINFO_ENUMPROCW lpCalInfoEnumProc, LCID Locale, CALID Calendar, CALTYPE CalType){ return (Internal_EnumCalendarInfo( (NLS_ENUMPROC)lpCalInfoEnumProc, Locale, Calendar, CalType, TRUE, FALSE ));}
////////////////////////////////////////////////////////////////////////////
//
// EnumCalendarInfoExW
//
// Enumerates the specified calendar information that is available for the
// specified locale, based on the CalType parameter. It does so by
// passing the pointer to the string buffer containing the calendar info
// and the calendar id to an application-defined callback function. It
// continues until the last calendar info is found or the callback function
// returns FALSE.
//
// 10-14-96 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL WINAPI EnumCalendarInfoExW( CALINFO_ENUMPROCEXW lpCalInfoEnumProcEx, LCID Locale, CALID Calendar, CALTYPE CalType){ return (Internal_EnumCalendarInfo( (NLS_ENUMPROC)lpCalInfoEnumProcEx, Locale, Calendar, CalType, TRUE, TRUE ));}
////////////////////////////////////////////////////////////////////////////
//
// EnumTimeFormatsW
//
// Enumerates the time formats that are available for the
// specified locale, based on the dwFlags parameter. It does so by
// passing the pointer to the string buffer containing the time format
// to an application-defined callback function. It continues until the
// last time format is found or the callback function returns FALSE.
//
// 10-14-93 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL WINAPI EnumTimeFormatsW( TIMEFMT_ENUMPROCW lpTimeFmtEnumProc, LCID Locale, DWORD dwFlags){ return (Internal_EnumTimeFormats( (NLS_ENUMPROC)lpTimeFmtEnumProc, Locale, dwFlags, TRUE ));}
////////////////////////////////////////////////////////////////////////////
//
// EnumDateFormatsW
//
// Enumerates the short date, long date, or year/month formats that are
// available for the specified locale, based on the dwFlags parameter.
// It does so by passing the pointer to the string buffer containing the
// date format to an application-defined callback function. It continues
// until the last date format is found or the callback function returns
// FALSE.
//
// 10-14-93 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL WINAPI EnumDateFormatsW( DATEFMT_ENUMPROCW lpDateFmtEnumProc, LCID Locale, DWORD dwFlags){ return (Internal_EnumDateFormats( (NLS_ENUMPROC)lpDateFmtEnumProc, Locale, dwFlags, TRUE, FALSE ));}
////////////////////////////////////////////////////////////////////////////
//
// EnumDateFormatsExW
//
// Enumerates the short date, long date, or year/month formats that are
// available for the specified locale, based on the dwFlags parameter.
// It does so by passing the pointer to the string buffer containing the
// date format and the calendar id to an application-defined callback
// function. It continues until the last date format is found or the
// callback function returns FALSE.
//
// 10-14-96 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL WINAPI EnumDateFormatsExW( DATEFMT_ENUMPROCEXW lpDateFmtEnumProcEx, LCID Locale, DWORD dwFlags){ return (Internal_EnumDateFormats( (NLS_ENUMPROC)lpDateFmtEnumProcEx, Locale, dwFlags, TRUE, TRUE ));}
//-------------------------------------------------------------------------//
// EXTERNAL ROUTINES //
//-------------------------------------------------------------------------//
////////////////////////////////////////////////////////////////////////////
//
// Internal_EnumSystemLanguageGroups
//
// Enumerates the system language groups that are installed or supported,
// based on the dwFlags parameter. It does so by passing the pointer to
// the string buffer containing the language group id to an
// application-defined callback function. It continues until the last
// language group id is found or the callback function returns FALSE.
//
// 03-10-98 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL Internal_EnumSystemLanguageGroups( NLS_ENUMPROC lpLanguageGroupEnumProc, DWORD dwFlags, LONG_PTR lParam, BOOL fUnicodeVer){ PKEY_VALUE_FULL_INFORMATION pKeyValueFull = NULL; BYTE pStatic[MAX_KEY_VALUE_FULLINFO];
BOOL fInstalled; // if installed flag set
ULONG Index; // index for enumeration
ULONG ResultLength; // # bytes written
WCHAR wch; // first char of name
LPWSTR pName; // ptr to name string from registry
WCHAR szLGName[MAX_PATH]; // language group name
UNICODE_STRING ObUnicodeStr; // registry data value string
DWORD Data; // registry data value
ULONG NameLen; // length of name string
LGRPID LangGroup; // language group id
ULONG rc = 0L; // return code
//
// Invalid Parameter Check:
// - function pointer is null
//
if (lpLanguageGroupEnumProc == NULL) { SetLastError(ERROR_INVALID_PARAMETER); return (FALSE); }
//
// Invalid Flags Check:
// - flags other than valid ones
// - more than one of either supported or installed
//
if ( (dwFlags & ESLG_INVALID_FLAG) || (MORE_THAN_ONE(dwFlags, ESLG_SINGLE_FLAG)) ) { SetLastError(ERROR_INVALID_FLAGS); return (FALSE); }
//
// Initialize flag option.
//
fInstalled = dwFlags & LGRPID_INSTALLED;
//
// Initialize key handles.
//
OPEN_LANG_GROUPS_KEY(FALSE);
//
// Loop through the language group ids in the registry, call the
// function pointer for each one that meets the flag criteria.
//
// End loop if either FALSE is returned from the callback function
// or the end of the list is reached.
//
Index = 0; pKeyValueFull = (PKEY_VALUE_FULL_INFORMATION)pStatic; RtlZeroMemory(pKeyValueFull, MAX_KEY_VALUE_FULLINFO); rc = NtEnumerateValueKey( hLangGroupsKey, Index, KeyValueFullInformation, pKeyValueFull, MAX_KEY_VALUE_FULLINFO, &ResultLength );
while (rc != STATUS_NO_MORE_ENTRIES) { if (!NT_SUCCESS(rc)) { //
// If we get a different error, then the registry
// is corrupt. Just return FALSE.
//
KdPrint(("NLSAPI: Language Group Enumeration Error - registry corrupt. - %lx.\n", rc)); SetLastError(ERROR_BADDB); return (FALSE); }
//
// Skip over any entry that does not have data associated with it
// if the LGRPID_INSTALLED flag is set.
//
pName = pKeyValueFull->Name; wch = *pName; NameLen = pKeyValueFull->NameLength / sizeof(WCHAR); if ( (NameLen <= ENUM_MAX_LG_SIZE) && (((wch >= NLS_CHAR_ZERO) && (wch <= NLS_CHAR_NINE)) || (((wch | 0x0020) >= L'a') && ((wch | 0x0020) <= L'f'))) && (!((fInstalled) && (pKeyValueFull->DataLength <= 2))) ) { //
// See if the language group is installed or not.
//
Data = 0; if (pKeyValueFull->DataLength > 2) { RtlInitUnicodeString( &ObUnicodeStr, GET_VALUE_DATA_PTR(pKeyValueFull) );
if (RtlUnicodeStringToInteger(&ObUnicodeStr, 16, &Data)) { Data = 0; } }
//
// If the installed flag is set, then skip the language group
// if it is not already installed.
//
if ((fInstalled) && (Data != 1)) { goto EnumNextLanguageGroup; }
//
// Store the language group id string in the callback buffer.
//
pName[NameLen] = 0;
//
// Get the language group id as a value and the localized
// language group name.
//
RtlInitUnicodeString(&ObUnicodeStr, pName); if ((RtlUnicodeStringToInteger(&ObUnicodeStr, 16, &LangGroup)) || (GetStringTableEntry( LangGroup, 0, szLGName, MAX_PATH, RC_LANGUAGE_GROUP_NAME ) == 0)) { goto EnumNextLanguageGroup; }
//
// Call the appropriate callback function.
//
NLS_CALL_ENUMPROC_BREAK_3( gSystemLocale, lpLanguageGroupEnumProc, dwFlags, LangGroup, pName, szLGName, (Data == 1) ? LGRPID_INSTALLED : LGRPID_SUPPORTED, lParam, fUnicodeVer ); }
EnumNextLanguageGroup: //
// Increment enumeration index value and get the next enumeration.
//
Index++; RtlZeroMemory(pKeyValueFull, MAX_KEY_VALUE_FULLINFO); rc = NtEnumerateValueKey( hLangGroupsKey, Index, KeyValueFullInformation, pKeyValueFull, MAX_KEY_VALUE_FULLINFO, &ResultLength ); }
//
// Return success.
//
return (TRUE);}
////////////////////////////////////////////////////////////////////////////
//
// Internal_EnumLanguageGroupLocales
//
// Enumerates the locales in a given language group. It does so by
// passing the appropriate information to an application-defined
// callback function. It continues until the last locale in the language
// group is found or the callback function returns FALSE.
//
// 03-10-98 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL Internal_EnumLanguageGroupLocales( NLS_ENUMPROC lpLangGroupLocaleEnumProc, LGRPID LanguageGroup, DWORD dwFlags, LONG_PTR lParam, BOOL fUnicodeVer){ UNICODE_STRING ObUnicodeStr; // locale string
WCHAR szSectionName[MAX_PATH]; // section name in inf file
WCHAR szBuffer[MAX_PATH * 4]; // buffer
WCHAR szInfPath[MAX_PATH_LEN]; // inf file
LPWSTR pStr, pEndStr; // ptr to szBuffer
DWORD LocaleValue; // locale id value
int Length; // length of string in buffer
HRESULT hr;
//
// Invalid Parameter Check:
// - function pointer is null
//
if (lpLangGroupLocaleEnumProc == NULL) { SetLastError(ERROR_INVALID_PARAMETER); return (FALSE); }
//
// Invalid Flags Check:
// - flags must be 0
//
if (dwFlags != 0) { SetLastError(ERROR_INVALID_FLAGS); return (FALSE); }
//
// Get INTL.INF section name - LOCALE_LIST_#.
//
if (NlsConvertIntegerToString( LanguageGroup, 10, 1, szBuffer, ENUM_BUF_SIZE ) != NO_ERROR) { SetLastError(ERROR_INVALID_PARAMETER); return (FALSE); }
hr = StringCchCopyW(szSectionName, ARRAYSIZE(szSectionName), L"LOCALE_LIST_"); if(FAILED(hr)) { SetLastError(HRESULT_CODE(hr)); return (FALSE); }
hr = StringCchCatW(szSectionName, ARRAYSIZE(szSectionName), szBuffer); if(FAILED(hr)) { SetLastError(HRESULT_CODE(hr)); return (FALSE); }
//
// Get the locale list from the intl.inf file.
//
szBuffer[0] = 0; if(0 == GetSystemWindowsDirectory(szInfPath, MAX_PATH_LEN)) { SetLastError(ERROR_OUTOFMEMORY); return (FALSE); }
hr = StringCchCatW(szInfPath, ARRAYSIZE(szInfPath), L"\\INF\\INTL.INF"); if(FAILED(hr)) { SetLastError(HRESULT_CODE(hr)); return (FALSE); } Length = GetPrivateProfileSection( szSectionName, szBuffer, MAX_PATH * 4, szInfPath ); if (Length == 0) { SetLastError(ERROR_INVALID_PARAMETER); return (FALSE); }
//
// Parse the buffer and call the callback function for each locale
// in the list. The buffer is double null terminated.
//
pStr = szBuffer; pEndStr = szBuffer + Length; while ((pStr < pEndStr) && (*pStr)) { //
// See if the value starts with 0x or 0X. If so, go past it.
//
if ((*pStr == L'0') && ((*(pStr + 1) == L'x') || (*(pStr + 1) == L'X'))) { pStr += 2; }
//
// Convert the string to an integer.
//
RtlInitUnicodeString(&ObUnicodeStr, pStr); if (RtlUnicodeStringToInteger(&ObUnicodeStr, 16, &LocaleValue) != NO_ERROR) { KdPrint(("NLSAPI: Language Group Locale Enumeration Error - intl.inf corrupt.\n")); SetLastError(ERROR_BADDB); return (FALSE); }
//
// Call the appropriate callback function.
//
NLS_CALL_ENUMPROC_BREAK_2( gSystemLocale, lpLangGroupLocaleEnumProc, dwFlags, LanguageGroup, LocaleValue, pStr, lParam, fUnicodeVer );
//
// Increment the pointer to the next string.
//
while (*pStr) { pStr++; } pStr++; }
//
// Return success.
//
return (TRUE);}
////////////////////////////////////////////////////////////////////////////
//
// Internal_EnumUILanguages
//
// Enumerates the system UI languages that are installed. It does so by
// passing the pointer to the string buffer containing the UI language id
// to an application-defined callback function. It continues until the
// last UI language id is found or the callback function returns FALSE.
//
// 03-10-98 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL Internal_EnumUILanguages( NLS_ENUMPROC lpUILanguageEnumProc, DWORD dwFlags, LONG_PTR lParam, BOOL fUnicodeVer){ PKEY_VALUE_FULL_INFORMATION pKeyValueFull = NULL; BYTE pStatic[MAX_KEY_VALUE_FULLINFO];
LANGID LangID; // language id
WCHAR szLang[MAX_PATH]; // language id string
HANDLE hKey = NULL; // handle to muilang key
ULONG Index; // index for enumeration
ULONG ResultLength; // # bytes written
WCHAR wch; // first char of name
LPWSTR pName; // ptr to name string from registry
ULONG NameLen; // length of name string
ULONG rc = 0L; // return code
//
// Invalid Parameter Check:
// - function pointer is null
//
if (lpUILanguageEnumProc == NULL) { SetLastError(ERROR_INVALID_PARAMETER); return (FALSE); }
//
// Invalid Flags Check:
// - flags must be 0
//
if (dwFlags != 0) { SetLastError(ERROR_INVALID_FLAGS); return (FALSE); }
//
// Call the appropriate callback function with the user's UI
// language.
//
LangID = GetSystemDefaultUILanguage(); if (NlsConvertIntegerToString(LangID, 16, 4, szLang, MAX_PATH) == NO_ERROR) { NLS_CALL_ENUMPROC_TRUE_4( gSystemLocale, lpUILanguageEnumProc, dwFlags, szLang, lParam, fUnicodeVer); } else { szLang[0] = 0; }
//
// Open the MUILanguages registry key. It is acceptable if the key
// does not exist, so return TRUE as there are no items to enumerate.
//
OPEN_MUILANG_KEY(hKey, TRUE);
//
// Loop through the MUILanguage ids in the registry, call the
// function pointer for each.
//
// End loop if either FALSE is returned from the callback function
// or the end of the list is reached.
//
Index = 0; pKeyValueFull = (PKEY_VALUE_FULL_INFORMATION)pStatic; RtlZeroMemory(pKeyValueFull, MAX_KEY_VALUE_FULLINFO); rc = NtEnumerateValueKey( hKey, Index, KeyValueFullInformation, pKeyValueFull, MAX_KEY_VALUE_FULLINFO, &ResultLength );
while (rc != STATUS_NO_MORE_ENTRIES) { if (!NT_SUCCESS(rc)) { //
// If we get a different error, then the registry
// is corrupt. Just return FALSE.
//
KdPrint(("NLSAPI: MUI Languages Enumeration Error - registry corrupt. - %lx.\n", rc)); SetLastError(ERROR_BADDB); return (FALSE); }
//
// Skip over any entry that does not have data associated with it.
//
pName = pKeyValueFull->Name; wch = *pName; NameLen = pKeyValueFull->NameLength / sizeof(WCHAR); if ( (NameLen == ENUM_MAX_UILANG_SIZE) && (((wch >= NLS_CHAR_ZERO) && (wch <= NLS_CHAR_NINE)) || (((wch | 0x0020) >= L'a') && ((wch | 0x0020) <= L'f'))) && (pKeyValueFull->DataLength > 2) ) { //
// Make sure the UI language is zero terminated.
//
pName[NameLen] = 0;
//
// Make sure it's not the same as the user UI language
// that we already enumerated.
//
if (lstrcmp(szLang, pName) != 0) { //
// Call the appropriate callback function.
//
NLS_CALL_ENUMPROC_BREAK_4( gSystemLocale, lpUILanguageEnumProc, dwFlags, pName, lParam, fUnicodeVer ); } }
//
// Increment enumeration index value and get the next enumeration.
//
Index++; RtlZeroMemory(pKeyValueFull, MAX_KEY_VALUE_FULLINFO); rc = NtEnumerateValueKey( hKey, Index, KeyValueFullInformation, pKeyValueFull, MAX_KEY_VALUE_FULLINFO, &ResultLength ); }
//
// Close the registry key.
//
CLOSE_REG_KEY(hKey);
//
// Return success.
//
return (TRUE);}
////////////////////////////////////////////////////////////////////////////
//
// Internal_EnumSystemLocales
//
// Enumerates the system locales that are installed or supported, based on
// the dwFlags parameter. It does so by passing the pointer to the string
// buffer containing the locale id to an application-defined callback
// function. It continues until the last locale id is found or the
// callback function returns FALSE.
//
// 08-02-93 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL Internal_EnumSystemLocales( NLS_ENUMPROC lpLocaleEnumProc, DWORD dwFlags, BOOL fUnicodeVer){ PKEY_VALUE_FULL_INFORMATION pKeyValueFull1 = NULL; PKEY_VALUE_FULL_INFORMATION pKeyValueFull2 = NULL; BYTE pStatic1[MAX_KEY_VALUE_FULLINFO]; BYTE pStatic2[MAX_KEY_VALUE_FULLINFO];
BOOL fInstalled; // if installed flag set
ULONG Index; // index for enumeration
ULONG ResultLength; // # bytes written
WCHAR wch; // first char of name
WCHAR pBuffer[ENUM_BUF_SIZE]; // ptr to callback string buffer
LPWSTR pName; // ptr to name string from registry
LPWSTR pData; // ptr to data string from registry
UNICODE_STRING ObUnicodeStr; // registry data value string
DWORD Data; // registry data value
HKEY hKey; // handle to registry key
int Ctr; // loop counter
ULONG rc = 0L; // return code
//
// Invalid Parameter Check:
// - function pointer is null
//
if (lpLocaleEnumProc == NULL) { SetLastError(ERROR_INVALID_PARAMETER); return (FALSE); }
//
// Invalid Flags Check:
// - flags other than valid ones
// - more than one of either supported or installed
//
if ( (dwFlags & ESL_INVALID_FLAG) || (MORE_THAN_ONE(dwFlags, ESL_SINGLE_FLAG)) ) { SetLastError(ERROR_INVALID_FLAGS); return (FALSE); }
//
// Initialize flag option.
//
fInstalled = dwFlags & LCID_INSTALLED;
//
// Initialize key handles.
//
OPEN_LOCALE_KEY(FALSE); OPEN_ALT_SORTS_KEY(FALSE); OPEN_LANG_GROUPS_KEY(FALSE);
//
// Initialize the variables for the loop.
//
Ctr = 0; if (dwFlags & LCID_ALTERNATE_SORTS) { Ctr++; hKey = hAltSortsKey; } if (dwFlags != LCID_ALTERNATE_SORTS) { Ctr++; hKey = hLocaleKey; }
//
// Loop through the locale ids and/or the alternate sort ids.
//
for (; Ctr > 0; Ctr--) { //
// Loop through the locale ids in the registry, call the function
// pointer for each one that meets the flag criteria.
//
// End loop if either FALSE is returned from the callback function
// or the end of the list is reached.
//
// Always need to ignore the DEFAULT entry.
//
Index = 0; pKeyValueFull1 = (PKEY_VALUE_FULL_INFORMATION)pStatic1; pKeyValueFull2 = (PKEY_VALUE_FULL_INFORMATION)pStatic2; RtlZeroMemory(pKeyValueFull1, MAX_KEY_VALUE_FULLINFO); rc = NtEnumerateValueKey( hKey, Index, KeyValueFullInformation, pKeyValueFull1, MAX_KEY_VALUE_FULLINFO, &ResultLength );
while (rc != STATUS_NO_MORE_ENTRIES) { if (!NT_SUCCESS(rc)) { //
// If we get a different error, then the registry
// is corrupt. Just return FALSE.
//
KdPrint(("NLSAPI: LCID Enumeration Error - registry corrupt. - %lx.\n", rc)); SetLastError(ERROR_BADDB); return (FALSE); }
//
// Skip over the Default entry in the registry and any
// entry that does not have data associated with it if the
// LCID_INSTALLED flag is set.
//
pName = pKeyValueFull1->Name; wch = *pName; if ((pKeyValueFull1->NameLength == (ENUM_LOCALE_SIZE * sizeof(WCHAR))) && (((wch >= NLS_CHAR_ZERO) && (wch <= NLS_CHAR_NINE)) || (((wch | 0x0020) >= L'a') && ((wch | 0x0020) <= L'f')))) { //
// If the installed flag is set, then do some extra
// validation before calling the function proc.
//
if (fInstalled) { if (pKeyValueFull1->DataLength <= 2) { goto EnumNextLocale; }
RtlInitUnicodeString( &ObUnicodeStr, GET_VALUE_DATA_PTR(pKeyValueFull1) );
if ((RtlUnicodeStringToInteger(&ObUnicodeStr, 16, &Data)) || (Data == 0) || (QueryRegValue( hLangGroupsKey, ObUnicodeStr.Buffer, &pKeyValueFull2, MAX_KEY_VALUE_FULLINFO, NULL ) != NO_ERROR) || (pKeyValueFull2->DataLength <= 2)) { goto EnumNextLocale; } pData = GET_VALUE_DATA_PTR(pKeyValueFull2); if ((pData[0] != L'1') || (pData[1] != 0)) { goto EnumNextLocale; } }
//
// Store the locale id in the callback buffer.
//
*(pBuffer) = *pName; *(pBuffer + 1) = *(pName + 1); *(pBuffer + 2) = *(pName + 2); *(pBuffer + 3) = *(pName + 3); *(pBuffer + 4) = *(pName + 4); *(pBuffer + 5) = *(pName + 5); *(pBuffer + 6) = *(pName + 6); *(pBuffer + 7) = *(pName + 7);
*(pBuffer + 8) = 0;
//
// Call the appropriate callback function.
//
NLS_CALL_ENUMPROC_BREAK( gSystemLocale, lpLocaleEnumProc, dwFlags, pBuffer, fUnicodeVer ); }
EnumNextLocale: //
// Increment enumeration index value and get the next enumeration.
//
Index++; RtlZeroMemory(pKeyValueFull1, MAX_KEY_VALUE_FULLINFO); rc = NtEnumerateValueKey( hKey, Index, KeyValueFullInformation, pKeyValueFull1, MAX_KEY_VALUE_FULLINFO, &ResultLength ); }
//
// The counter can be either 1 or 2 at this point. If it's 2, then
// we've just done the Locale key and we need to do the alternate
// sorts key. If it's 1, then it doesn't matter what this is set to
// since we're done with the loop.
//
hKey = hAltSortsKey; }
//
// Return success.
//
return (TRUE);}
////////////////////////////////////////////////////////////////////////////
//
// Internal_EnumSystemCodePages
//
// Enumerates the system code pages that are installed or supported, based
// on the dwFlags parameter. It does so by passing the pointer to the
// string buffer containing the code page id to an application-defined
// callback function. It continues until the last code page is found or
// the callback function returns FALSE.
//
// 08-02-93 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL Internal_EnumSystemCodePages( NLS_ENUMPROC lpCodePageEnumProc, DWORD dwFlags, BOOL fUnicodeVer){ PKEY_VALUE_FULL_INFORMATION pKeyValueFull = NULL; BYTE pStatic[MAX_KEY_VALUE_FULLINFO];
BOOL fInstalled; // if installed flag set
ULONG Index = 0; // index for enumeration
ULONG ResultLength; // # bytes written
WCHAR wch; // first char of name
LPWSTR pName; // ptr to name string from registry
ULONG NameLen; // length of name string
ULONG rc = 0L; // return code
//
// Invalid Parameter Check:
// - function pointer is null
//
if (lpCodePageEnumProc == NULL) { SetLastError(ERROR_INVALID_PARAMETER); return (FALSE); }
//
// Invalid Flags Check:
// - flags other than valid ones
// - more than one of either supported or installed
//
if ( (dwFlags & ESCP_INVALID_FLAG) || (MORE_THAN_ONE(dwFlags, ESCP_SINGLE_FLAG)) ) { SetLastError(ERROR_INVALID_FLAGS); return (FALSE); }
//
// Initialize flag option.
//
fInstalled = dwFlags & CP_INSTALLED;
//
// Loop through the code page ids in the registry, call the function
// pointer for each one that meets the flag criteria.
//
// End loop if either FALSE is returned from the callback function
// or the end of the list is reached.
//
// Always need to ignore the ACP, OEMCP, MACCP, and OEMHAL entries.
//
OPEN_CODEPAGE_KEY(FALSE);
pKeyValueFull = (PKEY_VALUE_FULL_INFORMATION)pStatic; RtlZeroMemory(pKeyValueFull, MAX_KEY_VALUE_FULLINFO); rc = NtEnumerateValueKey( hCodePageKey, Index, KeyValueFullInformation, pKeyValueFull, MAX_KEY_VALUE_FULLINFO, &ResultLength );
while (rc != STATUS_NO_MORE_ENTRIES) { if (!NT_SUCCESS(rc)) { //
// If we get a different error, then the registry
// is corrupt. Just return FALSE.
//
KdPrint(("NLSAPI: CP Enumeration Error - registry corrupt. - %lx.\n", rc)); SetLastError(ERROR_BADDB); return (FALSE); }
//
// Skip over the ACP, OEMCP, MACCP, and OEMHAL entries in the
// registry, and any entry that does not have data associated
// with it if the CP_INSTALLED flag is set.
//
pName = pKeyValueFull->Name; wch = *pName; NameLen = pKeyValueFull->NameLength / sizeof(WCHAR); if ( (NameLen <= ENUM_MAX_CP_SIZE) && (wch >= NLS_CHAR_ZERO) && (wch <= NLS_CHAR_NINE) && (!((fInstalled) && (pKeyValueFull->DataLength <= 2))) ) { //
// Store the code page id string in the callback buffer.
//
pName[NameLen] = 0;
//
// Call the appropriate callback function.
//
NLS_CALL_ENUMPROC_TRUE( gSystemLocale, lpCodePageEnumProc, dwFlags, pName, 0, fUnicodeVer, 0 ); }
//
// Increment enumeration index value and get the next enumeration.
//
Index++; RtlZeroMemory(pKeyValueFull, MAX_KEY_VALUE_FULLINFO); rc = NtEnumerateValueKey( hCodePageKey, Index, KeyValueFullInformation, pKeyValueFull, MAX_KEY_VALUE_FULLINFO, &ResultLength ); }
//
// Include UTF-7 and UTF-8 code pages in the enumeration -
// both installed and supported.
//
NLS_CALL_ENUMPROC_TRUE( gSystemLocale, lpCodePageEnumProc, dwFlags, L"65000", 0, fUnicodeVer, 0 ); NLS_CALL_ENUMPROC_TRUE( gSystemLocale, lpCodePageEnumProc, dwFlags, L"65001", 0, fUnicodeVer, 0 );
//
// Return success.
//
return (TRUE);}
////////////////////////////////////////////////////////////////////////////
//
// Internal_EnumCalendarInfo
//
// Enumerates the specified calendar information that is available for the
// specified locale, based on the CalType parameter. It does so by
// passing the pointer to the string buffer containing the calendar info
// to an application-defined callback function. It continues until the
// last calendar info is found or the callback function returns FALSE.
//
// 10-14-93 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL Internal_EnumCalendarInfo( NLS_ENUMPROC lpCalInfoEnumProc, LCID Locale, CALID Calendar, CALTYPE CalType, BOOL fUnicodeVer, BOOL fExVersion){ PLOC_HASH pHashN; // ptr to LOC hash node
ULONG CalFieldOffset; // field offset in calendar structure
ULONG EndCalFieldOffset; // field offset in calendar structure
ULONG LocFieldOffset; // field offset in locale structure
ULONG EndLocFieldOffset; // field offset in locale structure
LPWSTR pOptCal; // ptr to optional calendar values
LPWSTR pEndOptCal; // ptr to end of optional calendars
PCAL_INFO pCalInfo; // ptr to calendar info
BOOL fIfName = FALSE; // if caltype is a name
UINT fEra = 0; // if era caltype
BOOL fLocaleInfo = TRUE; // if locale information
LPWSTR pString; // ptr to enumeration string
LPWSTR pEndString; // ptr to end of enumeration string
CALID CalNum; // calendar number
DWORD UseCPACP; // original caltype - if use system ACP
WCHAR pTemp[MAX_REG_VAL_SIZE];// temp buffer to hold two-digit-year-max
//
// Invalid Parameter Check:
// - validate LCID
// - function pointer is null
//
// - CalType will be checked in switch statement below.
//
VALIDATE_LOCALE(Locale, pHashN, FALSE); if ((pHashN == NULL) || (lpCalInfoEnumProc == NULL)) { SetLastError(ERROR_INVALID_PARAMETER); return (FALSE); }
//
// Initialize the pointers to the optional calendar data.
//
if (Calendar == ENUM_ALL_CALENDARS) { pOptCal = (LPWORD)(pHashN->pLocaleHdr) + pHashN->pLocaleHdr->IOptionalCal; pEndOptCal = (LPWORD)(pHashN->pLocaleHdr) + pHashN->pLocaleHdr->SDayName1; } else { //
// Validate the Calendar parameter.
//
if ((pOptCal = IsValidCalendarType(pHashN, Calendar)) == NULL) { SetLastError(ERROR_INVALID_PARAMETER); return (FALSE); } pEndOptCal = pOptCal + ((POPT_CAL)pOptCal)->Offset; }
//
// Enumerate the information based on CalType.
//
UseCPACP = (DWORD)CalType; CalType = NLS_GET_CALTYPE_VALUE(CalType); switch (CalType) { case ( CAL_ICALINTVALUE ) : { //
// Get the integer value for each of the alternate
// calendars (as a string).
//
while (pOptCal < pEndOptCal) { if (((POPT_CAL)pOptCal)->CalId != CAL_NO_OPTIONAL) { //
// Call the appropriate callback function.
//
NLS_CALL_ENUMPROC_TRUE( Locale, lpCalInfoEnumProc, UseCPACP, ((POPT_CAL)pOptCal)->pCalStr, ((POPT_CAL)pOptCal)->CalId, fUnicodeVer, fExVersion ); }
//
// Advance ptr to next optional calendar.
//
pOptCal += ((POPT_CAL)pOptCal)->Offset; }
return (TRUE);
break; } case ( CAL_SCALNAME ) : { //
// Get the calendar name for each of the alternate
// calendars.
//
while (pOptCal < pEndOptCal) { if (((POPT_CAL)pOptCal)->CalId != CAL_NO_OPTIONAL) { //
// Call the appropriate callback function.
//
NLS_CALL_ENUMPROC_TRUE( Locale, lpCalInfoEnumProc, UseCPACP, ((POPT_CAL)pOptCal)->pCalStr + NlsStrLenW(((POPT_CAL)pOptCal)->pCalStr) + 1, ((POPT_CAL)pOptCal)->CalId, fUnicodeVer, fExVersion ); }
//
// Advance ptr to next optional calendar.
//
pOptCal += ((POPT_CAL)pOptCal)->Offset; }
return (TRUE);
break; } case ( CAL_ITWODIGITYEARMAX ) : { fLocaleInfo = FALSE; CalFieldOffset = FIELD_OFFSET(CALENDAR_VAR, STwoDigitYearMax); EndCalFieldOffset = FIELD_OFFSET(CALENDAR_VAR, SEraRanges);
if (!(UseCPACP & CAL_NOUSEROVERRIDE)) { while (pOptCal < pEndOptCal) { CalNum = ((POPT_CAL)pOptCal)->CalId;
if (CalNum != CAL_NO_OPTIONAL) { //
// Look into the registry first
//
if (GetTwoDigitYearInfo(CalNum, pTemp, ARRAYSIZE(pTemp), NLS_POLICY_TWO_DIGIT_YEAR_KEY) || GetTwoDigitYearInfo(CalNum, pTemp, ARRAYSIZE(pTemp), NLS_TWO_DIGIT_YEAR_KEY)) { NLS_CALL_ENUMPROC_TRUE( Locale, lpCalInfoEnumProc, UseCPACP, pTemp, CalNum, fUnicodeVer, fExVersion ); } else { //
// Try to find the system default if we couldn't find the
// user setting in the registry or the user has asked for
// system default.
//
if (GetCalendar(CalNum, &pCalInfo) == NO_ERROR) { pString = (LPWORD)pCalInfo + *((LPWORD)((LPBYTE)(pCalInfo) + CalFieldOffset)); pEndString = (LPWORD)pCalInfo + *((LPWORD)((LPBYTE)(pCalInfo) + EndCalFieldOffset));
if (*pString) { while (pString < pEndString) { //
// Make sure the string is NOT empty.
//
if (*pString) { //
// Call the appropriate callback function.
//
NLS_CALL_ENUMPROC_TRUE( Locale, lpCalInfoEnumProc, UseCPACP, pString, CalNum, fUnicodeVer, fExVersion ); }
//
// Advance pointer to next string.
//
pString += NlsStrLenW(pString) + 1; } } } } }
//
// Advance ptr to next optional calendar.
//
pOptCal += ((POPT_CAL)pOptCal)->Offset; }
return (TRUE); }
break; } case ( CAL_IYEAROFFSETRANGE ) : case ( CAL_SERASTRING ) : { fEra = CalType; CalFieldOffset = FIELD_OFFSET(CALENDAR_VAR, SEraRanges); EndCalFieldOffset = FIELD_OFFSET(CALENDAR_VAR, SShortDate);
break; } case ( CAL_SSHORTDATE ) : { CalFieldOffset = FIELD_OFFSET(CALENDAR_VAR, SShortDate); EndCalFieldOffset = FIELD_OFFSET(CALENDAR_VAR, SYearMonth); LocFieldOffset = FIELD_OFFSET(LOCALE_VAR, SShortDate); EndLocFieldOffset = FIELD_OFFSET(LOCALE_VAR, SDate);
break; } case ( CAL_SLONGDATE ) : { CalFieldOffset = FIELD_OFFSET(CALENDAR_VAR, SLongDate); EndCalFieldOffset = FIELD_OFFSET(CALENDAR_VAR, SDayName1); LocFieldOffset = FIELD_OFFSET(LOCALE_VAR, SLongDate); EndLocFieldOffset = FIELD_OFFSET(LOCALE_VAR, IOptionalCal);
break; } case ( CAL_SYEARMONTH ) : { CalFieldOffset = FIELD_OFFSET(CALENDAR_VAR, SYearMonth); EndCalFieldOffset = FIELD_OFFSET(CALENDAR_VAR, SLongDate); LocFieldOffset = FIELD_OFFSET(LOCALE_VAR, SYearMonth); EndLocFieldOffset = FIELD_OFFSET(LOCALE_VAR, SLongDate);
break; } case ( CAL_SDAYNAME1 ) : case ( CAL_SDAYNAME2 ) : case ( CAL_SDAYNAME3 ) : case ( CAL_SDAYNAME4 ) : case ( CAL_SDAYNAME5 ) : case ( CAL_SDAYNAME6 ) : case ( CAL_SDAYNAME7 ) : case ( CAL_SABBREVDAYNAME1 ) : case ( CAL_SABBREVDAYNAME2 ) : case ( CAL_SABBREVDAYNAME3 ) : case ( CAL_SABBREVDAYNAME4 ) : case ( CAL_SABBREVDAYNAME5 ) : case ( CAL_SABBREVDAYNAME6 ) : case ( CAL_SABBREVDAYNAME7 ) : case ( CAL_SMONTHNAME1 ) : case ( CAL_SMONTHNAME2 ) : case ( CAL_SMONTHNAME3 ) : case ( CAL_SMONTHNAME4 ) : case ( CAL_SMONTHNAME5 ) : case ( CAL_SMONTHNAME6 ) : case ( CAL_SMONTHNAME7 ) : case ( CAL_SMONTHNAME8 ) : case ( CAL_SMONTHNAME9 ) : case ( CAL_SMONTHNAME10 ) : case ( CAL_SMONTHNAME11 ) : case ( CAL_SMONTHNAME12 ) : case ( CAL_SMONTHNAME13 ) : case ( CAL_SABBREVMONTHNAME1 ) : case ( CAL_SABBREVMONTHNAME2 ) : case ( CAL_SABBREVMONTHNAME3 ) : case ( CAL_SABBREVMONTHNAME4 ) : case ( CAL_SABBREVMONTHNAME5 ) : case ( CAL_SABBREVMONTHNAME6 ) : case ( CAL_SABBREVMONTHNAME7 ) : case ( CAL_SABBREVMONTHNAME8 ) : case ( CAL_SABBREVMONTHNAME9 ) : case ( CAL_SABBREVMONTHNAME10 ) : case ( CAL_SABBREVMONTHNAME11 ) : case ( CAL_SABBREVMONTHNAME12 ) : case ( CAL_SABBREVMONTHNAME13 ) : { fIfName = TRUE; CalFieldOffset = FIELD_OFFSET(CALENDAR_VAR, SDayName1) + ((CalType - CAL_SDAYNAME1) * sizeof(WORD)); EndCalFieldOffset = FIELD_OFFSET(CALENDAR_VAR, SDayName1) + ((CalType - CAL_SDAYNAME1 + 1) * sizeof(WORD)); LocFieldOffset = FIELD_OFFSET(LOCALE_VAR, SDayName1) + ((CalType - CAL_SDAYNAME1) * sizeof(WORD)); EndLocFieldOffset = FIELD_OFFSET(LOCALE_VAR, SDayName1) + ((CalType - CAL_SDAYNAME1 + 1) * sizeof(WORD));
break; } default : { SetLastError(ERROR_INVALID_FLAGS); return (FALSE); } }
//
// Get the requested information for each of the alternate calendars.
//
// This loop is used for the following CalTypes:
//
// iYearOffsetRange (fEra = TRUE)
// sEraString (fEra = TRUE)
//
// sShortDate
// sLongDate
// sYearMonth
//
// sDayName1-7 (fIfName = TRUE)
// sAbbrevDayName1-7 (fIfName = TRUE)
// sMonthName1-7 (fIfName = TRUE)
// sAbbrevMonthName1-7 (fIfName = TRUE)
//
while (pOptCal < pEndOptCal) { //
// Get the pointer to the appropriate calendar.
//
CalNum = ((POPT_CAL)pOptCal)->CalId; if (GetCalendar(CalNum, &pCalInfo) == NO_ERROR) { //
// Check era information flag.
//
if (fEra) { //
// Get the pointer to the appropriate calendar string.
//
pString = (LPWORD)pCalInfo + *((LPWORD)((LPBYTE)(pCalInfo) + CalFieldOffset));
pEndString = (LPWORD)pCalInfo + *((LPWORD)((LPBYTE)(pCalInfo) + EndCalFieldOffset));
//
// Make sure the string is NOT empty.
//
if (*pString) { //
// See which era information to get.
//
if (fEra == CAL_IYEAROFFSETRANGE) { while (pString < pEndString) { //
// Call the appropriate callback function.
//
NLS_CALL_ENUMPROC_TRUE( Locale, lpCalInfoEnumProc, UseCPACP, ((PERA_RANGE)pString)->pYearStr, CalNum, fUnicodeVer, fExVersion );
//
// Advance pointer to next era range.
//
pString += ((PERA_RANGE)pString)->Offset; } } else { while (pString < pEndString) { //
// Call the appropriate callback function.
//
NLS_CALL_ENUMPROC_TRUE( Locale, lpCalInfoEnumProc, UseCPACP, ((PERA_RANGE)pString)->pYearStr + NlsStrLenW(((PERA_RANGE)pString)->pYearStr) + 1, CalNum, fUnicodeVer, fExVersion );
//
// Advance pointer to next era range.
//
pString += ((PERA_RANGE)pString)->Offset; } } } } else { //
// Get the pointer to the appropriate calendar string.
//
if ((!fIfName) || (((PCALENDAR_VAR)pCalInfo)->IfNames)) { pString = (LPWORD)pCalInfo + *((LPWORD)((LPBYTE)(pCalInfo) + CalFieldOffset));
pEndString = (LPWORD)pCalInfo + *((LPWORD)((LPBYTE)(pCalInfo) + EndCalFieldOffset)); } else { pString = L""; }
//
// Make sure we have a string. Otherwise, use the
// information from the locale section (if appropriate).
//
if ((*pString == 0) && (fLocaleInfo) && ((CalNum == CAL_GREGORIAN) || (Calendar != ENUM_ALL_CALENDARS))) { //
// Use the default locale string.
//
pString = (LPWORD)(pHashN->pLocaleHdr) + *((LPWORD)((LPBYTE)(pHashN->pLocaleHdr) + LocFieldOffset));
pEndString = (LPWORD)(pHashN->pLocaleHdr) + *((LPWORD)((LPBYTE)(pHashN->pLocaleHdr) + EndLocFieldOffset)); }
//
// Go through each of the strings.
//
if (*pString) { while (pString < pEndString) { //
// Make sure the string is NOT empty.
//
if (*pString) { //
// Call the appropriate callback function.
//
NLS_CALL_ENUMPROC_TRUE( Locale, lpCalInfoEnumProc, UseCPACP, pString, CalNum, fUnicodeVer, fExVersion ); }
//
// Advance pointer to next string.
//
pString += NlsStrLenW(pString) + 1; } } } }
//
// Advance ptr to next optional calendar.
//
pOptCal += ((POPT_CAL)pOptCal)->Offset; }
//
// Return success.
//
return (TRUE);}
////////////////////////////////////////////////////////////////////////////
//
// Internal_EnumTimeFormats
//
// Enumerates the time formats that are available for the
// specified locale, based on the dwFlags parameter. It does so by
// passing the pointer to the string buffer containing the time format
// to an application-defined callback function. It continues until the
// last time format is found or the callback function returns FALSE.
//
// 10-14-93 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL Internal_EnumTimeFormats( NLS_ENUMPROC lpTimeFmtEnumProc, LCID Locale, DWORD dwFlags, BOOL fUnicodeVer){ PLOC_HASH pHashN; // ptr to LOC hash node
//
// Invalid Parameter Check:
// - validate LCID
// - function pointer is null
//
VALIDATE_LOCALE(Locale, pHashN, FALSE); if ((pHashN == NULL) || (lpTimeFmtEnumProc == NULL)) { SetLastError(ERROR_INVALID_PARAMETER); return (FALSE); }
//
// Invalid Flags Check:
// - flags other than valid ones
//
if (dwFlags & ETF_INVALID_FLAG) { SetLastError(ERROR_INVALID_FLAGS); return (FALSE); }
//
// Enumerate the time formats.
//
return ( EnumDateTime( lpTimeFmtEnumProc, Locale, LOCALE_STIMEFORMAT, dwFlags, FIELD_OFFSET(NLS_USER_INFO, sTimeFormat), NLS_VALUE_STIMEFORMAT, pHashN->pLocaleHdr, (LPWORD)(pHashN->pLocaleHdr) + pHashN->pLocaleHdr->STimeFormat, (LPWORD)(pHashN->pLocaleHdr) + pHashN->pLocaleHdr->STime, (ULONG)0, (ULONG)0, FALSE, fUnicodeVer, FALSE ) );}
////////////////////////////////////////////////////////////////////////////
//
// Internal_EnumDateFormats
//
// Enumerates the short date, long date, or year/month formats that are
// available for the specified locale, based on the dwFlags parameter.
// It does so by passing the pointer to the string buffer containing the
// date format (and the calendar id if called from the Ex version) to an
// application-defined callback function. It continues until the last
// date format is found or the callback function returns FALSE.
//
// 10-14-93 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL Internal_EnumDateFormats( NLS_ENUMPROC lpDateFmtEnumProc, LCID Locale, DWORD dwFlags, BOOL fUnicodeVer, BOOL fExVersion){ PLOC_HASH pHashN; // ptr to LOC hash node
//
// Invalid Parameter Check:
// - validate LCID
// - function pointer is null
//
// - flags will be validated in switch statement below
//
VALIDATE_LOCALE(Locale, pHashN, FALSE); if ((pHashN == NULL) || (lpDateFmtEnumProc == NULL)) { SetLastError(ERROR_INVALID_PARAMETER); return (FALSE); }
//
// Enumerate the date pictures based on the flags.
//
switch (dwFlags & (~LOCALE_USE_CP_ACP)) { case ( 0 ) : case ( DATE_SHORTDATE ) : { //
// Enumerate the short date formats.
//
return ( EnumDateTime( lpDateFmtEnumProc, Locale, LOCALE_SSHORTDATE, dwFlags, FIELD_OFFSET(NLS_USER_INFO, sShortDate), NLS_VALUE_SSHORTDATE, pHashN->pLocaleHdr, (LPWORD)(pHashN->pLocaleHdr) + pHashN->pLocaleHdr->SShortDate, (LPWORD)(pHashN->pLocaleHdr) + pHashN->pLocaleHdr->SDate, (ULONG)FIELD_OFFSET(CALENDAR_VAR, SShortDate), (ULONG)FIELD_OFFSET(CALENDAR_VAR, SYearMonth), TRUE, fUnicodeVer, fExVersion ) );
break; }
case ( DATE_LONGDATE ) : { //
// Enumerate the long date formats.
//
return ( EnumDateTime( lpDateFmtEnumProc, Locale, LOCALE_SLONGDATE, dwFlags, FIELD_OFFSET(NLS_USER_INFO, sLongDate), NLS_VALUE_SLONGDATE, pHashN->pLocaleHdr, (LPWORD)(pHashN->pLocaleHdr) + pHashN->pLocaleHdr->SLongDate, (LPWORD)(pHashN->pLocaleHdr) + pHashN->pLocaleHdr->IOptionalCal, (ULONG)FIELD_OFFSET(CALENDAR_VAR, SLongDate), (ULONG)FIELD_OFFSET(CALENDAR_VAR, SDayName1), TRUE, fUnicodeVer, fExVersion ) );
break; }
case ( DATE_YEARMONTH ) : { //
// Enumerate the year month formats.
//
return ( EnumDateTime( lpDateFmtEnumProc, Locale, LOCALE_SYEARMONTH, dwFlags, FIELD_OFFSET(NLS_USER_INFO, sYearMonth), NLS_VALUE_SYEARMONTH, pHashN->pLocaleHdr, (LPWORD)(pHashN->pLocaleHdr) + pHashN->pLocaleHdr->SYearMonth, (LPWORD)(pHashN->pLocaleHdr) + pHashN->pLocaleHdr->SLongDate, (ULONG)FIELD_OFFSET(CALENDAR_VAR, SYearMonth), (ULONG)FIELD_OFFSET(CALENDAR_VAR, SLongDate), TRUE, fUnicodeVer, fExVersion ) );
break; }
default : { SetLastError(ERROR_INVALID_FLAGS); return (FALSE); } }}
//-------------------------------------------------------------------------//
// INTERNAL ROUTINES //
//-------------------------------------------------------------------------//
////////////////////////////////////////////////////////////////////////////
//
// EnumDateTime
//
// Enumerates the short date, long date, year/month, or time formats that
// are available for the specified locale. This is the worker routine for
// the EnumTimeFormats and EnumDateFormats apis.
//
// 10-14-93 JulieB Created.
////////////////////////////////////////////////////////////////////////////
BOOL EnumDateTime( NLS_ENUMPROC lpDateTimeFmtEnumProc, LCID Locale, LCTYPE LCType, DWORD dwFlags, SIZE_T CacheOffset, LPWSTR pRegValue, PLOCALE_VAR pLocaleHdr, LPWSTR pDateTime, LPWSTR pEndDateTime, ULONG CalDateOffset, ULONG EndCalDateOffset, BOOL fCalendarInfo, BOOL fUnicodeVer, BOOL fExVersion){ LPWSTR pUser = NULL; // ptr to user date/time string
LPWSTR pOptCal; // ptr to optional calendar values
LPWSTR pEndOptCal; // ptr to end of optional calendars
PCAL_INFO pCalInfo; // ptr to calendar info
CALID CalNum = 1; // calendar number
WCHAR pTemp[MAX_REG_VAL_SIZE]; // temp buffer
UNICODE_STRING ObUnicodeStr; // calendar id string
//
// Get the user's Calendar ID.
//
if (fExVersion) { if (GetUserInfo( Locale, LOCALE_ICALENDARTYPE, FIELD_OFFSET(NLS_USER_INFO, iCalType), NLS_VALUE_ICALENDARTYPE, pTemp, ARRAYSIZE(pTemp), TRUE )) { RtlInitUnicodeString(&ObUnicodeStr, pTemp); if ((RtlUnicodeStringToInteger(&ObUnicodeStr, 10, &CalNum)) || (CalNum < 1) || (CalNum > CAL_LAST)) { CalNum = 1; } } }
//
// Get the user defined string.
//
if (GetUserInfo( Locale, LCType, CacheOffset, pRegValue, pTemp, ARRAYSIZE(pTemp), TRUE )) { pUser = pTemp;
//
// Call the appropriate callback function.
//
NLS_CALL_ENUMPROC_TRUE( Locale, lpDateTimeFmtEnumProc, dwFlags, pUser, CalNum, fUnicodeVer, fExVersion ); }
//
// Get the default strings defined for the Gregorian
// calendar.
//
while (pDateTime < pEndDateTime) { //
// Call the callback function if the string is not
// the same as the user string.
//
if ((!pUser) || (!NlsStrEqualW(pUser, pDateTime))) { //
// Call the appropriate callback function.
//
NLS_CALL_ENUMPROC_TRUE( Locale, lpDateTimeFmtEnumProc, dwFlags, pDateTime, CAL_GREGORIAN, fUnicodeVer, fExVersion ); }
//
// Advance pDateTime pointer.
//
pDateTime += NlsStrLenW(pDateTime) + 1; }
if (fCalendarInfo) { //
// Get any alternate calendar dates.
//
pOptCal = (LPWORD)(pLocaleHdr) + pLocaleHdr->IOptionalCal; if (((POPT_CAL)pOptCal)->CalId == CAL_NO_OPTIONAL) { //
// No optional calendars, so done.
//
return (TRUE); }
//
// Get the requested information for each of the alternate
// calendars.
//
pEndOptCal = (LPWORD)(pLocaleHdr) + pLocaleHdr->SDayName1; while (pOptCal < pEndOptCal) { //
// Get the pointer to the calendar information.
//
CalNum = ((POPT_CAL)pOptCal)->CalId; if (GetCalendar(CalNum, &pCalInfo) == NO_ERROR) { //
// Get the pointer to the date/time information for the
// current calendar.
//
pDateTime = (LPWORD)pCalInfo + *((LPWORD)((LPBYTE)(pCalInfo) + CalDateOffset));
pEndDateTime = (LPWORD)pCalInfo + *((LPWORD)((LPBYTE)(pCalInfo) + EndCalDateOffset));
//
// Go through each of the strings.
//
while (pDateTime < pEndDateTime) { //
// Make sure the string is NOT empty and that it is
// NOT the same as the user's string.
//
if ((*pDateTime) && ((!pUser) || (!NlsStrEqualW(pUser, pDateTime)))) { //
// Call the appropriate callback function.
//
NLS_CALL_ENUMPROC_TRUE( Locale, lpDateTimeFmtEnumProc, dwFlags, pDateTime, CalNum, fUnicodeVer, fExVersion ); }
//
// Advance pointer to next date string.
//
pDateTime += NlsStrLenW(pDateTime) + 1; } }
//
// Advance ptr to next optional calendar.
//
pOptCal += ((POPT_CAL)pOptCal)->Offset; } }
//
// Return success.
//
return (TRUE);}
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