kernel32: Added IdnToNameprepUnicode implementation.
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047793e1aa
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@ -172,6 +172,10 @@ static inline void strcpynAtoW( WCHAR *dst, const char *src, size_t n )
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if (n) *dst = 0;
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}
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static inline unsigned short get_table_entry( const unsigned short *table, WCHAR ch )
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{
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return table[table[table[ch >> 8] + ((ch >> 4) & 0x0f)] + (ch & 0xf)];
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}
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/***********************************************************************
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* get_lcid_codepage
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@ -3895,10 +3899,174 @@ INT WINAPI IdnToAscii(DWORD dwFlags, LPCWSTR lpUnicodeCharStr, INT cchUnicodeCha
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INT WINAPI IdnToNameprepUnicode(DWORD dwFlags, LPCWSTR lpUnicodeCharStr, INT cchUnicodeChar,
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LPWSTR lpNameprepCharStr, INT cchNameprepChar)
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{
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FIXME("%x %p %d %p %d\n", dwFlags, lpUnicodeCharStr, cchUnicodeChar,
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enum {
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UNASSIGNED = 0x1,
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PROHIBITED = 0x2,
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BIDI_RAL = 0x4,
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BIDI_L = 0x8
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};
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extern const unsigned short nameprep_char_type[];
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extern const WCHAR nameprep_mapping[];
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const WCHAR *ptr;
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WORD flags;
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WCHAR *map_str, *norm_str, ch;
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DWORD i, map_len, norm_len, mask;
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BOOL have_bidi_ral = FALSE, prohibit_bidi_ral = FALSE, ascii_only = TRUE;
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TRACE("%x %p %d %p %d\n", dwFlags, lpUnicodeCharStr, cchUnicodeChar,
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lpNameprepCharStr, cchNameprepChar);
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SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
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return 0;
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if(dwFlags & ~(IDN_ALLOW_UNASSIGNED|IDN_USE_STD3_ASCII_RULES)) {
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SetLastError(ERROR_INVALID_FLAGS);
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return 0;
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}
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if(!lpUnicodeCharStr || cchUnicodeChar<-1) {
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SetLastError(ERROR_INVALID_PARAMETER);
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return 0;
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}
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if(cchUnicodeChar == -1)
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cchUnicodeChar = strlenW(lpUnicodeCharStr)+1;
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if(!cchUnicodeChar || (cchUnicodeChar==1 && lpUnicodeCharStr[0]==0)) {
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SetLastError(ERROR_INVALID_NAME);
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return 0;
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}
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for(i=0; i<cchUnicodeChar; i++) {
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ch = lpUnicodeCharStr[i];
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if(ch > 0x8f) {
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ascii_only = FALSE;
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continue;
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}
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if(i==cchUnicodeChar-1 && !ch)
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continue;
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if(!ch) {
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SetLastError(ERROR_INVALID_NAME);
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return 0;
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}
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if((dwFlags&IDN_USE_STD3_ASCII_RULES) == 0)
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continue;
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if((ch>='a' && ch<='z') || (ch>='A' && ch<='Z')
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|| (ch>='0' && ch<='9') || ch=='-')
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continue;
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SetLastError(ERROR_INVALID_NAME);
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return 0;
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}
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if((dwFlags&IDN_USE_STD3_ASCII_RULES) &&
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(lpUnicodeCharStr[0]=='-' || lpUnicodeCharStr[cchUnicodeChar-1]=='-' ||
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(cchUnicodeChar>1 && lpUnicodeCharStr[cchUnicodeChar-1]==0 &&
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lpUnicodeCharStr[cchUnicodeChar-2]=='-'))) {
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SetLastError(ERROR_INVALID_NAME);
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return 0;
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}
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if(ascii_only) {
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if(!lpNameprepCharStr)
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return cchUnicodeChar;
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if(cchNameprepChar < cchUnicodeChar) {
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SetLastError(ERROR_INSUFFICIENT_BUFFER);
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return 0;
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}
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memcpy(lpNameprepCharStr, lpUnicodeCharStr, cchUnicodeChar*sizeof(WCHAR));
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return cchUnicodeChar;
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}
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map_len = 0;
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for(i=0; i<cchUnicodeChar; i++) {
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ch = lpUnicodeCharStr[i];
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ptr = nameprep_mapping + nameprep_mapping[ch>>8];
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ptr = nameprep_mapping + ptr[(ch>>4)&0x0f] + 3*(ch&0x0f);
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if(!ptr[0]) map_len++;
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else if(!ptr[1]) map_len++;
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else if(!ptr[2]) map_len += 2;
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else if(ptr[0]!=0xffff || ptr[1]!=0xffff || ptr[2]!=0xffff) map_len += 3;
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}
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map_str = HeapAlloc(GetProcessHeap(), 0, map_len*sizeof(WCHAR));
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if(!map_str) {
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SetLastError(ERROR_NOT_ENOUGH_MEMORY);
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return 0;
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}
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map_len = 0;
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for(i=0; i<cchUnicodeChar; i++) {
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ch = lpUnicodeCharStr[i];
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ptr = nameprep_mapping + nameprep_mapping[ch>>8];
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ptr = nameprep_mapping + ptr[(ch>>4)&0x0f] + 3*(ch&0x0f);
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if(!ptr[0]) {
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map_str[map_len++] = ch;
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}else if(!ptr[1]) {
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map_str[map_len++] = ptr[0];
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}else if(!ptr[2]) {
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map_str[map_len++] = ptr[0];
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map_str[map_len++] = ptr[1];
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}else if(ptr[0]!=0xffff || ptr[1]!=0xffff || ptr[2]!=0xffff) {
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map_str[map_len++] = ptr[0];
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map_str[map_len++] = ptr[1];
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map_str[map_len++] = ptr[2];
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}
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}
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norm_len = FoldStringW(MAP_FOLDCZONE, map_str, map_len, lpNameprepCharStr, cchNameprepChar);
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if(lpNameprepCharStr) {
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norm_str = lpNameprepCharStr;
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}else {
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norm_str = HeapAlloc(GetProcessHeap(), 0, norm_len*sizeof(WCHAR));
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if(!norm_str) {
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HeapFree(GetProcessHeap(), 0, map_str);
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SetLastError(ERROR_NOT_ENOUGH_MEMORY);
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return 0;
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}
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FoldStringW(MAP_FOLDCZONE, map_str, map_len, norm_str, norm_len);
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}
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HeapFree(GetProcessHeap(), 0, map_str);
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mask = PROHIBITED;
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if((dwFlags&IDN_ALLOW_UNASSIGNED) == 0)
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mask |= UNASSIGNED;
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for(i=0; i<norm_len; i++) {
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ch = norm_str[i];
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flags = get_table_entry( nameprep_char_type, ch );
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if(flags & mask) {
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if(norm_str != lpNameprepCharStr)
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HeapFree(GetProcessHeap(), 0, norm_str);
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SetLastError((flags & PROHIBITED) ? ERROR_INVALID_NAME : ERROR_NO_UNICODE_TRANSLATION);
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return 0;
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}
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if(flags & BIDI_RAL)
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have_bidi_ral = TRUE;
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if(flags & BIDI_L)
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prohibit_bidi_ral = TRUE;
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}
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if(have_bidi_ral) {
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ch = norm_str[0];
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flags = get_table_entry( nameprep_char_type, ch );
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if((flags & BIDI_RAL) == 0)
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prohibit_bidi_ral = TRUE;
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ch = norm_str[norm_len-1];
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flags = get_table_entry( nameprep_char_type, ch );
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if((flags & BIDI_RAL) == 0)
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prohibit_bidi_ral = TRUE;
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}
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if(norm_str != lpNameprepCharStr)
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HeapFree(GetProcessHeap(), 0, norm_str);
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if(have_bidi_ral && prohibit_bidi_ral) {
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SetLastError(ERROR_INVALID_NAME);
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return 0;
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}
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return norm_len;
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}
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/******************************************************************************
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