Sweden-Number/dlls/kernel32/locale.c

1099 lines
35 KiB
C

/*
* Locale support
*
* Copyright 1995 Martin von Loewis
* Copyright 1998 David Lee Lambert
* Copyright 2000 Julio César Gázquez
* Copyright 2002 Alexandre Julliard for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <assert.h>
#include <locale.h>
#include <string.h>
#include <stdarg.h>
#include <stdio.h>
#include <ctype.h>
#include <stdlib.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winternl.h"
#include "wine/unicode.h"
#include "winnls.h"
#include "winerror.h"
#include "winver.h"
#include "kernel_private.h"
#include "wine/heap.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(nls);
extern BOOL WINAPI Internal_EnumCalendarInfo( CALINFO_ENUMPROCW proc, LCID lcid, CALID id,
CALTYPE type, BOOL unicode, BOOL ex,
BOOL exex, LPARAM lparam );
extern BOOL WINAPI Internal_EnumDateFormats( DATEFMT_ENUMPROCW proc, LCID lcid, DWORD flags, BOOL unicode,
BOOL ex, BOOL exex, LPARAM lparam );
extern BOOL WINAPI Internal_EnumLanguageGroupLocales( LANGGROUPLOCALE_ENUMPROCW proc, LGRPID id,
DWORD flags, LONG_PTR param, BOOL unicode );
extern BOOL WINAPI Internal_EnumSystemCodePages( CODEPAGE_ENUMPROCW proc, DWORD flags, BOOL unicode );
extern BOOL WINAPI Internal_EnumSystemLanguageGroups( LANGUAGEGROUP_ENUMPROCW proc, DWORD flags,
LONG_PTR param, BOOL unicode );
extern BOOL WINAPI Internal_EnumTimeFormats( TIMEFMT_ENUMPROCW proc, LCID lcid, DWORD flags,
BOOL unicode, BOOL ex, LPARAM lparam );
extern BOOL WINAPI Internal_EnumUILanguages( UILANGUAGE_ENUMPROCW proc, DWORD flags,
LONG_PTR param, BOOL unicode );
extern const unsigned short nameprep_char_type[] DECLSPEC_HIDDEN;
extern const WCHAR nameprep_mapping[] DECLSPEC_HIDDEN;
static inline unsigned short get_table_entry( const unsigned short *table, WCHAR ch )
{
return table[table[table[ch >> 8] + ((ch >> 4) & 0x0f)] + (ch & 0xf)];
}
/***********************************************************************
* get_lcid_codepage
*
* Retrieve the ANSI codepage for a given locale.
*/
static inline UINT get_lcid_codepage( LCID lcid )
{
UINT ret;
if (!GetLocaleInfoW( lcid, LOCALE_IDEFAULTANSICODEPAGE|LOCALE_RETURN_NUMBER, (WCHAR *)&ret,
sizeof(ret)/sizeof(WCHAR) )) ret = 0;
return ret;
}
static BOOL get_dummy_preferred_ui_language( DWORD flags, ULONG *count, WCHAR *buffer, ULONG *size )
{
LCTYPE type;
int lsize;
FIXME("(0x%x %p %p %p) returning a dummy value (current locale)\n", flags, count, buffer, size);
if (flags & MUI_LANGUAGE_ID)
type = LOCALE_ILANGUAGE;
else
type = LOCALE_SNAME;
lsize = GetLocaleInfoW(LOCALE_SYSTEM_DEFAULT, type, NULL, 0);
if (!lsize)
{
/* keep last error from callee */
return FALSE;
}
lsize++;
if (!*size)
{
*size = lsize;
*count = 1;
return TRUE;
}
if (lsize > *size)
{
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return FALSE;
}
if (!GetLocaleInfoW(LOCALE_SYSTEM_DEFAULT, type, buffer, *size))
{
/* keep last error from callee */
return FALSE;
}
buffer[lsize-1] = 0;
*size = lsize;
*count = 1;
TRACE("returned variable content: %d, \"%s\", %d\n", *count, debugstr_w(buffer), *size);
return TRUE;
}
/***********************************************************************
* GetProcessPreferredUILanguages (KERNEL32.@)
*/
BOOL WINAPI GetProcessPreferredUILanguages( DWORD flags, ULONG *count, WCHAR *buf, ULONG *size )
{
FIXME( "%08x, %p, %p %p\n", flags, count, buf, size );
return get_dummy_preferred_ui_language( flags, count, buf, size );
}
/***********************************************************************
* GetSystemPreferredUILanguages (KERNEL32.@)
*/
BOOL WINAPI GetSystemPreferredUILanguages(DWORD flags, ULONG* count, WCHAR* buffer, ULONG* size)
{
if (flags & ~(MUI_LANGUAGE_NAME | MUI_LANGUAGE_ID | MUI_MACHINE_LANGUAGE_SETTINGS))
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if ((flags & MUI_LANGUAGE_NAME) && (flags & MUI_LANGUAGE_ID))
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (*size && !buffer)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
return get_dummy_preferred_ui_language( flags, count, buffer, size );
}
/***********************************************************************
* SetProcessPreferredUILanguages (KERNEL32.@)
*/
BOOL WINAPI SetProcessPreferredUILanguages( DWORD flags, PCZZWSTR buffer, PULONG count )
{
FIXME("%u, %p, %p\n", flags, buffer, count );
return TRUE;
}
/***********************************************************************
* SetThreadPreferredUILanguages (KERNEL32.@)
*/
BOOL WINAPI SetThreadPreferredUILanguages( DWORD flags, PCZZWSTR buffer, PULONG count )
{
FIXME( "%u, %p, %p\n", flags, buffer, count );
return TRUE;
}
/***********************************************************************
* GetThreadPreferredUILanguages (KERNEL32.@)
*/
BOOL WINAPI GetThreadPreferredUILanguages( DWORD flags, ULONG *count, WCHAR *buf, ULONG *size )
{
FIXME( "%08x, %p, %p %p\n", flags, count, buf, size );
return get_dummy_preferred_ui_language( flags, count, buf, size );
}
/******************************************************************************
* GetUserPreferredUILanguages (KERNEL32.@)
*/
BOOL WINAPI GetUserPreferredUILanguages( DWORD flags, ULONG *count, WCHAR *buffer, ULONG *size )
{
TRACE( "%u %p %p %p\n", flags, count, buffer, size );
if (flags & ~(MUI_LANGUAGE_NAME | MUI_LANGUAGE_ID))
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if ((flags & MUI_LANGUAGE_NAME) && (flags & MUI_LANGUAGE_ID))
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (*size && !buffer)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
return get_dummy_preferred_ui_language( flags, count, buffer, size );
}
/******************************************************************************
* SetLocaleInfoA [KERNEL32.@]
*
* Set information about an aspect of a locale.
*
* PARAMS
* lcid [I] LCID of the locale
* lctype [I] LCTYPE_ flags from "winnls.h"
* data [I] Information to set
*
* RETURNS
* Success: TRUE. The information given will be returned by GetLocaleInfoA()
* whenever it is called without LOCALE_NOUSEROVERRIDE.
* Failure: FALSE. Use GetLastError() to determine the cause.
*
* NOTES
* - Values are only be set for the current user locale; the system locale
* settings cannot be changed.
* - Any settings changed by this call are lost when the locale is changed by
* the control panel (in Wine, this happens every time you change LANG).
* - The native implementation of this function does not check that lcid matches
* the current user locale, and simply sets the new values. Wine warns you in
* this case, but behaves the same.
*/
BOOL WINAPI SetLocaleInfoA(LCID lcid, LCTYPE lctype, LPCSTR data)
{
UINT codepage = CP_ACP;
WCHAR *strW;
DWORD len;
BOOL ret;
if (!(lctype & LOCALE_USE_CP_ACP)) codepage = get_lcid_codepage( lcid );
if (!data)
{
SetLastError( ERROR_INVALID_PARAMETER );
return FALSE;
}
len = MultiByteToWideChar( codepage, 0, data, -1, NULL, 0 );
if (!(strW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) )))
{
SetLastError( ERROR_NOT_ENOUGH_MEMORY );
return FALSE;
}
MultiByteToWideChar( codepage, 0, data, -1, strW, len );
ret = SetLocaleInfoW( lcid, lctype, strW );
HeapFree( GetProcessHeap(), 0, strW );
return ret;
}
/******************************************************************************
* SetCPGlobal (KERNEL32.@)
*
* Set the current Ansi code page Id for the system.
*
* PARAMS
* acp [I] code page ID to be the new ACP.
*
* RETURNS
* The previous ACP.
*/
UINT WINAPI SetCPGlobal( UINT acp )
{
FIXME( "not supported\n" );
return GetACP();
}
/***********************************************************************
* GetCPInfoExA (KERNEL32.@)
*
* Get extended information about a code page.
*
* PARAMS
* codepage [I] Code page number
* dwFlags [I] Reserved, must to 0.
* cpinfo [O] Destination for code page information
*
* RETURNS
* Success: TRUE. cpinfo is updated with the information about codepage.
* Failure: FALSE, if codepage is invalid or cpinfo is NULL.
*/
BOOL WINAPI GetCPInfoExA( UINT codepage, DWORD dwFlags, LPCPINFOEXA cpinfo )
{
CPINFOEXW cpinfoW;
if (!GetCPInfoExW( codepage, dwFlags, &cpinfoW ))
return FALSE;
/* the layout is the same except for CodePageName */
memcpy(cpinfo, &cpinfoW, sizeof(CPINFOEXA));
WideCharToMultiByte(CP_ACP, 0, cpinfoW.CodePageName, -1, cpinfo->CodePageName, sizeof(cpinfo->CodePageName), NULL, NULL);
return TRUE;
}
/***********************************************************************
* EnumSystemCodePagesA (KERNEL32.@)
*/
BOOL WINAPI EnumSystemCodePagesA( CODEPAGE_ENUMPROCA proc, DWORD flags )
{
return Internal_EnumSystemCodePages( (CODEPAGE_ENUMPROCW)proc, flags, FALSE );
}
/******************************************************************************
* GetStringTypeExA (KERNEL32.@)
*
* Get characteristics of the characters making up a string.
*
* PARAMS
* locale [I] Locale Id for the string
* type [I] CT_CTYPE1 = classification, CT_CTYPE2 = directionality, CT_CTYPE3 = typographic info
* src [I] String to analyse
* count [I] Length of src in chars, or -1 if src is NUL terminated
* chartype [O] Destination for the calculated characteristics
*
* RETURNS
* Success: TRUE. chartype is filled with the requested characteristics of each char
* in src.
* Failure: FALSE. Use GetLastError() to determine the cause.
*/
BOOL WINAPI GetStringTypeExA( LCID locale, DWORD type, LPCSTR src, INT count, LPWORD chartype )
{
return GetStringTypeA(locale, type, src, count, chartype);
}
/*************************************************************************
* FoldStringA (KERNEL32.@)
*
* Map characters in a string.
*
* PARAMS
* dwFlags [I] Flags controlling chars to map (MAP_ constants from "winnls.h")
* src [I] String to map
* srclen [I] Length of src, or -1 if src is NUL terminated
* dst [O] Destination for mapped string
* dstlen [I] Length of dst, or 0 to find the required length for the mapped string
*
* RETURNS
* Success: The length of the string written to dst, including the terminating NUL. If
* dstlen is 0, the value returned is the same, but nothing is written to dst,
* and dst may be NULL.
* Failure: 0. Use GetLastError() to determine the cause.
*/
INT WINAPI FoldStringA(DWORD dwFlags, LPCSTR src, INT srclen,
LPSTR dst, INT dstlen)
{
INT ret = 0, srclenW = 0;
WCHAR *srcW = NULL, *dstW = NULL;
if (!src || !srclen || dstlen < 0 || (dstlen && !dst) || src == dst)
{
SetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
srclenW = MultiByteToWideChar(CP_ACP, 0, src, srclen, NULL, 0);
srcW = HeapAlloc(GetProcessHeap(), 0, srclenW * sizeof(WCHAR));
if (!srcW)
{
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
goto FoldStringA_exit;
}
MultiByteToWideChar(CP_ACP, 0, src, srclen, srcW, srclenW);
ret = FoldStringW(dwFlags, srcW, srclenW, NULL, 0);
if (ret && dstlen)
{
dstW = HeapAlloc(GetProcessHeap(), 0, ret * sizeof(WCHAR));
if (!dstW)
{
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
goto FoldStringA_exit;
}
ret = FoldStringW(dwFlags, srcW, srclenW, dstW, ret);
if (!WideCharToMultiByte(CP_ACP, 0, dstW, ret, dst, dstlen, NULL, NULL))
{
ret = 0;
SetLastError(ERROR_INSUFFICIENT_BUFFER);
}
}
HeapFree(GetProcessHeap(), 0, dstW);
FoldStringA_exit:
HeapFree(GetProcessHeap(), 0, srcW);
return ret;
}
/******************************************************************************
* EnumSystemLanguageGroupsA (KERNEL32.@)
*/
BOOL WINAPI EnumSystemLanguageGroupsA( LANGUAGEGROUP_ENUMPROCA proc, DWORD flags, LONG_PTR param )
{
return Internal_EnumSystemLanguageGroups( (LANGUAGEGROUP_ENUMPROCW)proc, flags, param, FALSE );
}
/******************************************************************************
* EnumLanguageGroupLocalesA (KERNEL32.@)
*/
BOOL WINAPI EnumLanguageGroupLocalesA( LANGGROUPLOCALE_ENUMPROCA proc, LGRPID id,
DWORD flags, LONG_PTR param )
{
return Internal_EnumLanguageGroupLocales( (LANGGROUPLOCALE_ENUMPROCW)proc, id, flags, param, FALSE );
}
/******************************************************************************
* EnumCalendarInfoA [KERNEL32.@]
*/
BOOL WINAPI EnumCalendarInfoA( CALINFO_ENUMPROCA proc, LCID lcid, CALID id, CALTYPE type )
{
return Internal_EnumCalendarInfo( (CALINFO_ENUMPROCW)proc, lcid, id, type, FALSE, FALSE, FALSE, 0 );
}
/******************************************************************************
* EnumCalendarInfoExA [KERNEL32.@]
*/
BOOL WINAPI EnumCalendarInfoExA( CALINFO_ENUMPROCEXA proc, LCID lcid, CALID id, CALTYPE type )
{
return Internal_EnumCalendarInfo( (CALINFO_ENUMPROCW)proc, lcid, id, type, FALSE, TRUE, FALSE, 0 );
}
/**************************************************************************
* EnumDateFormatsExA (KERNEL32.@)
*
* FIXME: MSDN mentions only LOCALE_USE_CP_ACP, should we handle
* LOCALE_NOUSEROVERRIDE here as well?
*/
BOOL WINAPI EnumDateFormatsExA(DATEFMT_ENUMPROCEXA proc, LCID lcid, DWORD flags)
{
return Internal_EnumDateFormats( (DATEFMT_ENUMPROCW)proc, lcid, flags, FALSE, TRUE, FALSE, 0 );
}
/**************************************************************************
* EnumDateFormatsA (KERNEL32.@)
*
* FIXME: MSDN mentions only LOCALE_USE_CP_ACP, should we handle
* LOCALE_NOUSEROVERRIDE here as well?
*/
BOOL WINAPI EnumDateFormatsA(DATEFMT_ENUMPROCA proc, LCID lcid, DWORD flags)
{
return Internal_EnumDateFormats( (DATEFMT_ENUMPROCW)proc, lcid, flags, FALSE, FALSE, FALSE, 0 );
}
/**************************************************************************
* EnumTimeFormatsA (KERNEL32.@)
*
* FIXME: MSDN mentions only LOCALE_USE_CP_ACP, should we handle
* LOCALE_NOUSEROVERRIDE here as well?
*/
BOOL WINAPI EnumTimeFormatsA( TIMEFMT_ENUMPROCA proc, LCID lcid, DWORD flags )
{
/* EnumTimeFormatsA doesn't support flags, EnumTimeFormatsW does. */
if (flags & ~LOCALE_USE_CP_ACP)
{
SetLastError(ERROR_INVALID_FLAGS);
return FALSE;
}
return Internal_EnumTimeFormats( (TIMEFMT_ENUMPROCW)proc, lcid, flags, FALSE, FALSE, 0 );
}
/******************************************************************************
* InvalidateNLSCache (KERNEL32.@)
*
* Invalidate the cache of NLS values.
*
* PARAMS
* None.
*
* RETURNS
* Success: TRUE.
* Failure: FALSE.
*/
BOOL WINAPI InvalidateNLSCache(void)
{
FIXME("() stub\n");
return FALSE;
}
/******************************************************************************
* EnumUILanguagesA (KERNEL32.@)
*/
BOOL WINAPI EnumUILanguagesA( UILANGUAGE_ENUMPROCA proc, DWORD flags, LONG_PTR param )
{
return Internal_EnumUILanguages( (UILANGUAGE_ENUMPROCW)proc, flags, param, FALSE );
}
/******************************************************************************
* GetGeoInfoA (KERNEL32.@)
*/
INT WINAPI GetGeoInfoA(GEOID geoid, GEOTYPE geotype, LPSTR data, int data_len, LANGID lang)
{
WCHAR *buffW;
INT len;
TRACE("%d %d %p %d %d\n", geoid, geotype, data, data_len, lang);
len = GetGeoInfoW(geoid, geotype, NULL, 0, lang);
if (!len)
return 0;
buffW = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
if (!buffW)
return 0;
GetGeoInfoW(geoid, geotype, buffW, len, lang);
len = WideCharToMultiByte(CP_ACP, 0, buffW, -1, NULL, 0, NULL, NULL);
if (!data || !data_len) {
HeapFree(GetProcessHeap(), 0, buffW);
return len;
}
len = WideCharToMultiByte(CP_ACP, 0, buffW, -1, data, data_len, NULL, NULL);
HeapFree(GetProcessHeap(), 0, buffW);
if (data_len < len)
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return data_len < len ? 0 : len;
}
enum {
BASE = 36,
TMIN = 1,
TMAX = 26,
SKEW = 38,
DAMP = 700,
INIT_BIAS = 72,
INIT_N = 128
};
static inline INT adapt(INT delta, INT numpoints, BOOL firsttime)
{
INT k;
delta /= (firsttime ? DAMP : 2);
delta += delta/numpoints;
for(k=0; delta>((BASE-TMIN)*TMAX)/2; k+=BASE)
delta /= BASE-TMIN;
return k+((BASE-TMIN+1)*delta)/(delta+SKEW);
}
/******************************************************************************
* IdnToAscii (KERNEL32.@)
* Implementation of Punycode based on RFC 3492.
*/
INT WINAPI IdnToAscii(DWORD dwFlags, LPCWSTR lpUnicodeCharStr, INT cchUnicodeChar,
LPWSTR lpASCIICharStr, INT cchASCIIChar)
{
static const WCHAR prefixW[] = {'x','n','-','-'};
WCHAR *norm_str;
INT i, label_start, label_end, norm_len, out_label, out = 0;
TRACE("%x %p %d %p %d\n", dwFlags, lpUnicodeCharStr, cchUnicodeChar,
lpASCIICharStr, cchASCIIChar);
norm_len = IdnToNameprepUnicode(dwFlags, lpUnicodeCharStr, cchUnicodeChar, NULL, 0);
if(!norm_len)
return 0;
norm_str = HeapAlloc(GetProcessHeap(), 0, norm_len*sizeof(WCHAR));
if(!norm_str) {
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return 0;
}
norm_len = IdnToNameprepUnicode(dwFlags, lpUnicodeCharStr,
cchUnicodeChar, norm_str, norm_len);
if(!norm_len) {
HeapFree(GetProcessHeap(), 0, norm_str);
return 0;
}
for(label_start=0; label_start<norm_len;) {
INT n = INIT_N, bias = INIT_BIAS;
INT delta = 0, b = 0, h;
out_label = out;
for(i=label_start; i<norm_len && norm_str[i]!='.' &&
norm_str[i]!=0x3002 && norm_str[i]!='\0'; i++)
if(norm_str[i] < 0x80)
b++;
label_end = i;
if(b == label_end-label_start) {
if(label_end < norm_len)
b++;
if(!lpASCIICharStr) {
out += b;
}else if(out+b <= cchASCIIChar) {
memcpy(lpASCIICharStr+out, norm_str+label_start, b*sizeof(WCHAR));
out += b;
}else {
HeapFree(GetProcessHeap(), 0, norm_str);
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return 0;
}
label_start = label_end+1;
continue;
}
if(!lpASCIICharStr) {
out += 5+b; /* strlen(xn--...-) */
}else if(out+5+b <= cchASCIIChar) {
memcpy(lpASCIICharStr+out, prefixW, sizeof(prefixW));
out += 4;
for(i=label_start; i<label_end; i++)
if(norm_str[i] < 0x80)
lpASCIICharStr[out++] = norm_str[i];
lpASCIICharStr[out++] = '-';
}else {
HeapFree(GetProcessHeap(), 0, norm_str);
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return 0;
}
if(!b)
out--;
for(h=b; h<label_end-label_start;) {
INT m = 0xffff, q, k;
for(i=label_start; i<label_end; i++) {
if(norm_str[i]>=n && m>norm_str[i])
m = norm_str[i];
}
delta += (m-n)*(h+1);
n = m;
for(i=label_start; i<label_end; i++) {
if(norm_str[i] < n) {
delta++;
}else if(norm_str[i] == n) {
for(q=delta, k=BASE; ; k+=BASE) {
INT t = k<=bias ? TMIN : k>=bias+TMAX ? TMAX : k-bias;
INT disp = q<t ? q : t+(q-t)%(BASE-t);
if(!lpASCIICharStr) {
out++;
}else if(out+1 <= cchASCIIChar) {
lpASCIICharStr[out++] = disp<='z'-'a' ?
'a'+disp : '0'+disp-'z'+'a'-1;
}else {
HeapFree(GetProcessHeap(), 0, norm_str);
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return 0;
}
if(q < t)
break;
q = (q-t)/(BASE-t);
}
bias = adapt(delta, h+1, h==b);
delta = 0;
h++;
}
}
delta++;
n++;
}
if(out-out_label > 63) {
HeapFree(GetProcessHeap(), 0, norm_str);
SetLastError(ERROR_INVALID_NAME);
return 0;
}
if(label_end < norm_len) {
if(!lpASCIICharStr) {
out++;
}else if(out+1 <= cchASCIIChar) {
lpASCIICharStr[out++] = norm_str[label_end] ? '.' : 0;
}else {
HeapFree(GetProcessHeap(), 0, norm_str);
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return 0;
}
}
label_start = label_end+1;
}
HeapFree(GetProcessHeap(), 0, norm_str);
return out;
}
/******************************************************************************
* IdnToNameprepUnicode (KERNEL32.@)
*/
INT WINAPI IdnToNameprepUnicode(DWORD dwFlags, LPCWSTR lpUnicodeCharStr, INT cchUnicodeChar,
LPWSTR lpNameprepCharStr, INT cchNameprepChar)
{
enum {
UNASSIGNED = 0x1,
PROHIBITED = 0x2,
BIDI_RAL = 0x4,
BIDI_L = 0x8
};
const WCHAR *ptr;
WORD flags;
WCHAR buf[64], *map_str, norm_str[64], ch;
DWORD i, map_len, norm_len, mask, label_start, label_end, out = 0;
BOOL have_bidi_ral, prohibit_bidi_ral, ascii_only;
TRACE("%x %p %d %p %d\n", dwFlags, lpUnicodeCharStr, cchUnicodeChar,
lpNameprepCharStr, cchNameprepChar);
if(dwFlags & ~(IDN_ALLOW_UNASSIGNED|IDN_USE_STD3_ASCII_RULES)) {
SetLastError(ERROR_INVALID_FLAGS);
return 0;
}
if(!lpUnicodeCharStr || cchUnicodeChar<-1) {
SetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
if(cchUnicodeChar == -1)
cchUnicodeChar = strlenW(lpUnicodeCharStr)+1;
if(!cchUnicodeChar || (cchUnicodeChar==1 && lpUnicodeCharStr[0]==0)) {
SetLastError(ERROR_INVALID_NAME);
return 0;
}
for(label_start=0; label_start<cchUnicodeChar;) {
ascii_only = TRUE;
for(i=label_start; i<cchUnicodeChar; i++) {
ch = lpUnicodeCharStr[i];
if(i!=cchUnicodeChar-1 && !ch) {
SetLastError(ERROR_INVALID_NAME);
return 0;
}
/* check if ch is one of label separators defined in RFC3490 */
if(!ch || ch=='.' || ch==0x3002 || ch==0xff0e || ch==0xff61)
break;
if(ch > 0x7f) {
ascii_only = FALSE;
continue;
}
if((dwFlags&IDN_USE_STD3_ASCII_RULES) == 0)
continue;
if((ch>='a' && ch<='z') || (ch>='A' && ch<='Z')
|| (ch>='0' && ch<='9') || ch=='-')
continue;
SetLastError(ERROR_INVALID_NAME);
return 0;
}
label_end = i;
/* last label may be empty */
if(label_start==label_end && ch) {
SetLastError(ERROR_INVALID_NAME);
return 0;
}
if((dwFlags&IDN_USE_STD3_ASCII_RULES) && (lpUnicodeCharStr[label_start]=='-' ||
lpUnicodeCharStr[label_end-1]=='-')) {
SetLastError(ERROR_INVALID_NAME);
return 0;
}
if(ascii_only) {
/* maximal label length is 63 characters */
if(label_end-label_start > 63) {
SetLastError(ERROR_INVALID_NAME);
return 0;
}
if(label_end < cchUnicodeChar)
label_end++;
if(!lpNameprepCharStr) {
out += label_end-label_start;
}else if(out+label_end-label_start <= cchNameprepChar) {
memcpy(lpNameprepCharStr+out, lpUnicodeCharStr+label_start,
(label_end-label_start)*sizeof(WCHAR));
if(lpUnicodeCharStr[label_end-1] > 0x7f)
lpNameprepCharStr[out+label_end-label_start-1] = '.';
out += label_end-label_start;
}else {
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return 0;
}
label_start = label_end;
continue;
}
map_len = 0;
for(i=label_start; i<label_end; i++) {
ch = lpUnicodeCharStr[i];
ptr = nameprep_mapping + nameprep_mapping[ch>>8];
ptr = nameprep_mapping + ptr[(ch>>4)&0x0f] + 3*(ch&0x0f);
if(!ptr[0]) map_len++;
else if(!ptr[1]) map_len++;
else if(!ptr[2]) map_len += 2;
else if(ptr[0]!=0xffff || ptr[1]!=0xffff || ptr[2]!=0xffff) map_len += 3;
}
if(map_len*sizeof(WCHAR) > sizeof(buf)) {
map_str = HeapAlloc(GetProcessHeap(), 0, map_len*sizeof(WCHAR));
if(!map_str) {
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return 0;
}
}else {
map_str = buf;
}
map_len = 0;
for(i=label_start; i<label_end; i++) {
ch = lpUnicodeCharStr[i];
ptr = nameprep_mapping + nameprep_mapping[ch>>8];
ptr = nameprep_mapping + ptr[(ch>>4)&0x0f] + 3*(ch&0x0f);
if(!ptr[0]) {
map_str[map_len++] = ch;
}else if(!ptr[1]) {
map_str[map_len++] = ptr[0];
}else if(!ptr[2]) {
map_str[map_len++] = ptr[0];
map_str[map_len++] = ptr[1];
}else if(ptr[0]!=0xffff || ptr[1]!=0xffff || ptr[2]!=0xffff) {
map_str[map_len++] = ptr[0];
map_str[map_len++] = ptr[1];
map_str[map_len++] = ptr[2];
}
}
norm_len = FoldStringW(MAP_FOLDCZONE, map_str, map_len, norm_str, ARRAY_SIZE(norm_str)-1);
if(map_str != buf)
HeapFree(GetProcessHeap(), 0, map_str);
if(!norm_len) {
if(GetLastError() == ERROR_INSUFFICIENT_BUFFER)
SetLastError(ERROR_INVALID_NAME);
return 0;
}
if(label_end < cchUnicodeChar) {
norm_str[norm_len++] = lpUnicodeCharStr[label_end] ? '.' : 0;
label_end++;
}
if(!lpNameprepCharStr) {
out += norm_len;
}else if(out+norm_len <= cchNameprepChar) {
memcpy(lpNameprepCharStr+out, norm_str, norm_len*sizeof(WCHAR));
out += norm_len;
}else {
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return 0;
}
have_bidi_ral = prohibit_bidi_ral = FALSE;
mask = PROHIBITED;
if((dwFlags&IDN_ALLOW_UNASSIGNED) == 0)
mask |= UNASSIGNED;
for(i=0; i<norm_len; i++) {
ch = norm_str[i];
flags = get_table_entry( nameprep_char_type, ch );
if(flags & mask) {
SetLastError((flags & PROHIBITED) ? ERROR_INVALID_NAME
: ERROR_NO_UNICODE_TRANSLATION);
return 0;
}
if(flags & BIDI_RAL)
have_bidi_ral = TRUE;
if(flags & BIDI_L)
prohibit_bidi_ral = TRUE;
}
if(have_bidi_ral) {
ch = norm_str[0];
flags = get_table_entry( nameprep_char_type, ch );
if((flags & BIDI_RAL) == 0)
prohibit_bidi_ral = TRUE;
ch = norm_str[norm_len-1];
flags = get_table_entry( nameprep_char_type, ch );
if((flags & BIDI_RAL) == 0)
prohibit_bidi_ral = TRUE;
}
if(have_bidi_ral && prohibit_bidi_ral) {
SetLastError(ERROR_INVALID_NAME);
return 0;
}
label_start = label_end;
}
return out;
}
/******************************************************************************
* IdnToUnicode (KERNEL32.@)
*/
INT WINAPI IdnToUnicode(DWORD dwFlags, LPCWSTR lpASCIICharStr, INT cchASCIIChar,
LPWSTR lpUnicodeCharStr, INT cchUnicodeChar)
{
INT i, label_start, label_end, out_label, out = 0;
WCHAR ch;
TRACE("%x %p %d %p %d\n", dwFlags, lpASCIICharStr, cchASCIIChar,
lpUnicodeCharStr, cchUnicodeChar);
for(label_start=0; label_start<cchASCIIChar;) {
INT n = INIT_N, pos = 0, old_pos, w, k, bias = INIT_BIAS, delim=0, digit, t;
out_label = out;
for(i=label_start; i<cchASCIIChar; i++) {
ch = lpASCIICharStr[i];
if(ch>0x7f || (i!=cchASCIIChar-1 && !ch)) {
SetLastError(ERROR_INVALID_NAME);
return 0;
}
if(!ch || ch=='.')
break;
if(ch == '-')
delim = i;
if((dwFlags&IDN_USE_STD3_ASCII_RULES) == 0)
continue;
if((ch>='a' && ch<='z') || (ch>='A' && ch<='Z')
|| (ch>='0' && ch<='9') || ch=='-')
continue;
SetLastError(ERROR_INVALID_NAME);
return 0;
}
label_end = i;
/* last label may be empty */
if(label_start==label_end && ch) {
SetLastError(ERROR_INVALID_NAME);
return 0;
}
if((dwFlags&IDN_USE_STD3_ASCII_RULES) && (lpASCIICharStr[label_start]=='-' ||
lpASCIICharStr[label_end-1]=='-')) {
SetLastError(ERROR_INVALID_NAME);
return 0;
}
if(label_end-label_start > 63) {
SetLastError(ERROR_INVALID_NAME);
return 0;
}
if(label_end-label_start<4 ||
tolowerW(lpASCIICharStr[label_start])!='x' ||
tolowerW(lpASCIICharStr[label_start+1])!='n' ||
lpASCIICharStr[label_start+2]!='-' || lpASCIICharStr[label_start+3]!='-') {
if(label_end < cchASCIIChar)
label_end++;
if(!lpUnicodeCharStr) {
out += label_end-label_start;
}else if(out+label_end-label_start <= cchUnicodeChar) {
memcpy(lpUnicodeCharStr+out, lpASCIICharStr+label_start,
(label_end-label_start)*sizeof(WCHAR));
out += label_end-label_start;
}else {
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return 0;
}
label_start = label_end;
continue;
}
if(delim == label_start+3)
delim++;
if(!lpUnicodeCharStr) {
out += delim-label_start-4;
}else if(out+delim-label_start-4 <= cchUnicodeChar) {
memcpy(lpUnicodeCharStr+out, lpASCIICharStr+label_start+4,
(delim-label_start-4)*sizeof(WCHAR));
out += delim-label_start-4;
}else {
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return 0;
}
if(out != out_label)
delim++;
for(i=delim; i<label_end;) {
old_pos = pos;
w = 1;
for(k=BASE; ; k+=BASE) {
ch = i<label_end ? tolowerW(lpASCIICharStr[i++]) : 0;
if((ch<'a' || ch>'z') && (ch<'0' || ch>'9')) {
SetLastError(ERROR_INVALID_NAME);
return 0;
}
digit = ch<='9' ? ch-'0'+'z'-'a'+1 : ch-'a';
pos += digit*w;
t = k<=bias ? TMIN : k>=bias+TMAX ? TMAX : k-bias;
if(digit < t)
break;
w *= BASE-t;
}
bias = adapt(pos-old_pos, out-out_label+1, old_pos==0);
n += pos/(out-out_label+1);
pos %= out-out_label+1;
if((dwFlags&IDN_ALLOW_UNASSIGNED)==0 &&
get_table_entry(nameprep_char_type, n)==1/*UNASSIGNED*/) {
SetLastError(ERROR_INVALID_NAME);
return 0;
}
if(!lpUnicodeCharStr) {
out++;
}else if(out+1 <= cchASCIIChar) {
memmove(lpUnicodeCharStr+out_label+pos+1,
lpUnicodeCharStr+out_label+pos,
(out-out_label-pos)*sizeof(WCHAR));
lpUnicodeCharStr[out_label+pos] = n;
out++;
}else {
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return 0;
}
pos++;
}
if(out-out_label > 63) {
SetLastError(ERROR_INVALID_NAME);
return 0;
}
if(label_end < cchASCIIChar) {
if(!lpUnicodeCharStr) {
out++;
}else if(out+1 <= cchUnicodeChar) {
lpUnicodeCharStr[out++] = lpASCIICharStr[label_end];
}else {
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return 0;
}
}
label_start = label_end+1;
}
return out;
}
/******************************************************************************
* GetFileMUIPath (KERNEL32.@)
*/
BOOL WINAPI GetFileMUIPath(DWORD flags, PCWSTR filepath, PWSTR language, PULONG languagelen,
PWSTR muipath, PULONG muipathlen, PULONGLONG enumerator)
{
FIXME("stub: 0x%x, %s, %s, %p, %p, %p, %p\n", flags, debugstr_w(filepath),
debugstr_w(language), languagelen, muipath, muipathlen, enumerator);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
/******************************************************************************
* GetFileMUIInfo (KERNEL32.@)
*/
BOOL WINAPI GetFileMUIInfo(DWORD flags, PCWSTR path, FILEMUIINFO *info, DWORD *size)
{
FIXME("stub: %u, %s, %p, %p\n", flags, debugstr_w(path), info, size);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}