| /* | |
| * wsprintf functions | |
| * | |
| * Copyright 1996 Alexandre Julliard | |
| * | |
| * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| * | |
| * NOTE: | |
| * This code is duplicated in shlwapi. If you change something here make sure | |
| * to change it in shlwapi too. | |
| */ | |
| #include <stdarg.h> | |
| #include <string.h> | |
| #include <stdio.h> | |
| #include "windef.h" | |
| #include "winbase.h" | |
| #include "wingdi.h" | |
| #include "winuser.h" | |
| #include "wine/winbase16.h" | |
| #include "wine/winuser16.h" | |
| #include "wine/debug.h" | |
| WINE_DEFAULT_DEBUG_CHANNEL(string); | |
| #define WPRINTF_LEFTALIGN 0x0001 /* Align output on the left ('-' prefix) */ | |
| #define WPRINTF_PREFIX_HEX 0x0002 /* Prefix hex with 0x ('#' prefix) */ | |
| #define WPRINTF_ZEROPAD 0x0004 /* Pad with zeros ('0' prefix) */ | |
| #define WPRINTF_LONG 0x0008 /* Long arg ('l' prefix) */ | |
| #define WPRINTF_SHORT 0x0010 /* Short arg ('h' prefix) */ | |
| #define WPRINTF_UPPER_HEX 0x0020 /* Upper-case hex ('X' specifier) */ | |
| #define WPRINTF_WIDE 0x0040 /* Wide arg ('w' prefix) */ | |
| typedef enum | |
| { | |
| WPR_UNKNOWN, | |
| WPR_CHAR, | |
| WPR_WCHAR, | |
| WPR_STRING, | |
| WPR_WSTRING, | |
| WPR_SIGNED, | |
| WPR_UNSIGNED, | |
| WPR_HEXA | |
| } WPRINTF_TYPE; | |
| typedef struct | |
| { | |
| UINT flags; | |
| UINT width; | |
| UINT precision; | |
| WPRINTF_TYPE type; | |
| } WPRINTF_FORMAT; | |
| typedef union { | |
| WCHAR wchar_view; | |
| CHAR char_view; | |
| LPCSTR lpcstr_view; | |
| LPCWSTR lpcwstr_view; | |
| INT int_view; | |
| } WPRINTF_DATA; | |
| static const CHAR null_stringA[] = "(null)"; | |
| static const WCHAR null_stringW[] = { '(', 'n', 'u', 'l', 'l', ')', 0 }; | |
| /*********************************************************************** | |
| * WPRINTF_ParseFormatA | |
| * | |
| * Parse a format specification. A format specification has the form: | |
| * | |
| * [-][#][0][width][.precision]type | |
| * | |
| * Return value is the length of the format specification in characters. | |
| */ | |
| static INT WPRINTF_ParseFormatA( LPCSTR format, WPRINTF_FORMAT *res ) | |
| { | |
| LPCSTR p = format; | |
| res->flags = 0; | |
| res->width = 0; | |
| res->precision = 0; | |
| if (*p == '-') { res->flags |= WPRINTF_LEFTALIGN; p++; } | |
| if (*p == '#') { res->flags |= WPRINTF_PREFIX_HEX; p++; } | |
| if (*p == '0') { res->flags |= WPRINTF_ZEROPAD; p++; } | |
| while ((*p >= '0') && (*p <= '9')) /* width field */ | |
| { | |
| res->width = res->width * 10 + *p - '0'; | |
| p++; | |
| } | |
| if (*p == '.') /* precision field */ | |
| { | |
| p++; | |
| while ((*p >= '0') && (*p <= '9')) | |
| { | |
| res->precision = res->precision * 10 + *p - '0'; | |
| p++; | |
| } | |
| } | |
| if (*p == 'l') { res->flags |= WPRINTF_LONG; p++; } | |
| else if (*p == 'h') { res->flags |= WPRINTF_SHORT; p++; } | |
| else if (*p == 'w') { res->flags |= WPRINTF_WIDE; p++; } | |
| switch(*p) | |
| { | |
| case 'c': | |
| res->type = (res->flags & WPRINTF_LONG) ? WPR_WCHAR : WPR_CHAR; | |
| break; | |
| case 'C': | |
| res->type = (res->flags & WPRINTF_SHORT) ? WPR_CHAR : WPR_WCHAR; | |
| break; | |
| case 'd': | |
| case 'i': | |
| res->type = WPR_SIGNED; | |
| break; | |
| case 's': | |
| res->type = (res->flags & (WPRINTF_LONG |WPRINTF_WIDE)) ? WPR_WSTRING : WPR_STRING; | |
| break; | |
| case 'S': | |
| res->type = (res->flags & (WPRINTF_SHORT|WPRINTF_WIDE)) ? WPR_STRING : WPR_WSTRING; | |
| break; | |
| case 'u': | |
| res->type = WPR_UNSIGNED; | |
| break; | |
| case 'p': | |
| res->width = 8; | |
| res->flags |= WPRINTF_ZEROPAD; | |
| /* fall through */ | |
| case 'X': | |
| res->flags |= WPRINTF_UPPER_HEX; | |
| /* fall through */ | |
| case 'x': | |
| res->type = WPR_HEXA; | |
| break; | |
| default: /* unknown format char */ | |
| res->type = WPR_UNKNOWN; | |
| p--; /* print format as normal char */ | |
| break; | |
| } | |
| return (INT)(p - format) + 1; | |
| } | |
| /*********************************************************************** | |
| * WPRINTF_ParseFormatW | |
| * | |
| * Parse a format specification. A format specification has the form: | |
| * | |
| * [-][#][0][width][.precision]type | |
| * | |
| * Return value is the length of the format specification in characters. | |
| */ | |
| static INT WPRINTF_ParseFormatW( LPCWSTR format, WPRINTF_FORMAT *res ) | |
| { | |
| LPCWSTR p = format; | |
| res->flags = 0; | |
| res->width = 0; | |
| res->precision = 0; | |
| if (*p == '-') { res->flags |= WPRINTF_LEFTALIGN; p++; } | |
| if (*p == '#') { res->flags |= WPRINTF_PREFIX_HEX; p++; } | |
| if (*p == '0') { res->flags |= WPRINTF_ZEROPAD; p++; } | |
| while ((*p >= '0') && (*p <= '9')) /* width field */ | |
| { | |
| res->width = res->width * 10 + *p - '0'; | |
| p++; | |
| } | |
| if (*p == '.') /* precision field */ | |
| { | |
| p++; | |
| while ((*p >= '0') && (*p <= '9')) | |
| { | |
| res->precision = res->precision * 10 + *p - '0'; | |
| p++; | |
| } | |
| } | |
| if (*p == 'l') { res->flags |= WPRINTF_LONG; p++; } | |
| else if (*p == 'h') { res->flags |= WPRINTF_SHORT; p++; } | |
| else if (*p == 'w') { res->flags |= WPRINTF_WIDE; p++; } | |
| switch((CHAR)*p) | |
| { | |
| case 'c': | |
| res->type = (res->flags & WPRINTF_SHORT) ? WPR_CHAR : WPR_WCHAR; | |
| break; | |
| case 'C': | |
| res->type = (res->flags & WPRINTF_LONG) ? WPR_WCHAR : WPR_CHAR; | |
| break; | |
| case 'd': | |
| case 'i': | |
| res->type = WPR_SIGNED; | |
| break; | |
| case 's': | |
| res->type = ((res->flags & WPRINTF_SHORT) && !(res->flags & WPRINTF_WIDE)) ? WPR_STRING : WPR_WSTRING; | |
| break; | |
| case 'S': | |
| res->type = (res->flags & (WPRINTF_LONG|WPRINTF_WIDE)) ? WPR_WSTRING : WPR_STRING; | |
| break; | |
| case 'u': | |
| res->type = WPR_UNSIGNED; | |
| break; | |
| case 'p': | |
| res->width = 8; | |
| res->flags |= WPRINTF_ZEROPAD; | |
| /* fall through */ | |
| case 'X': | |
| res->flags |= WPRINTF_UPPER_HEX; | |
| /* fall through */ | |
| case 'x': | |
| res->type = WPR_HEXA; | |
| break; | |
| default: | |
| res->type = WPR_UNKNOWN; | |
| p--; /* print format as normal char */ | |
| break; | |
| } | |
| return (INT)(p - format) + 1; | |
| } | |
| /*********************************************************************** | |
| * WPRINTF_GetLen | |
| */ | |
| static UINT WPRINTF_GetLen( WPRINTF_FORMAT *format, WPRINTF_DATA *arg, | |
| LPSTR number, UINT maxlen ) | |
| { | |
| UINT len; | |
| if (format->flags & WPRINTF_LEFTALIGN) format->flags &= ~WPRINTF_ZEROPAD; | |
| if (format->width > maxlen) format->width = maxlen; | |
| switch(format->type) | |
| { | |
| case WPR_CHAR: | |
| case WPR_WCHAR: | |
| return (format->precision = 1); | |
| case WPR_STRING: | |
| if (!arg->lpcstr_view) arg->lpcstr_view = null_stringA; | |
| for (len = 0; !format->precision || (len < format->precision); len++) | |
| if (!*(arg->lpcstr_view + len)) break; | |
| if (len > maxlen) len = maxlen; | |
| return (format->precision = len); | |
| case WPR_WSTRING: | |
| if (!arg->lpcwstr_view) arg->lpcwstr_view = null_stringW; | |
| for (len = 0; !format->precision || (len < format->precision); len++) | |
| if (!*(arg->lpcwstr_view + len)) break; | |
| if (len > maxlen) len = maxlen; | |
| return (format->precision = len); | |
| case WPR_SIGNED: | |
| len = sprintf( number, "%d", arg->int_view ); | |
| break; | |
| case WPR_UNSIGNED: | |
| len = sprintf( number, "%u", (UINT)arg->int_view ); | |
| break; | |
| case WPR_HEXA: | |
| len = sprintf( number, | |
| (format->flags & WPRINTF_UPPER_HEX) ? "%X" : "%x", | |
| (UINT)arg->int_view); | |
| break; | |
| default: | |
| return 0; | |
| } | |
| if (len > maxlen) len = maxlen; | |
| if (format->precision < len) format->precision = len; | |
| if (format->precision > maxlen) format->precision = maxlen; | |
| if ((format->flags & WPRINTF_ZEROPAD) && (format->width > format->precision)) | |
| format->precision = format->width; | |
| if (format->flags & WPRINTF_PREFIX_HEX) len += 2; | |
| return len; | |
| } | |
| /*********************************************************************** | |
| * wvsnprintf16 (Not a Windows API) | |
| */ | |
| static INT16 wvsnprintf16( LPSTR buffer, UINT16 maxlen, LPCSTR spec, VA_LIST16 args ) | |
| { | |
| WPRINTF_FORMAT format; | |
| LPSTR p = buffer; | |
| UINT i, len, sign; | |
| CHAR number[20]; | |
| WPRINTF_DATA cur_arg; | |
| SEGPTR seg_str; | |
| while (*spec && (maxlen > 1)) | |
| { | |
| if (*spec != '%') { *p++ = *spec++; maxlen--; continue; } | |
| spec++; | |
| if (*spec == '%') { *p++ = *spec++; maxlen--; continue; } | |
| spec += WPRINTF_ParseFormatA( spec, &format ); | |
| switch(format.type) | |
| { | |
| case WPR_WCHAR: /* No Unicode in Win16 */ | |
| case WPR_CHAR: | |
| cur_arg.char_view = VA_ARG16( args, CHAR ); | |
| break; | |
| case WPR_WSTRING: /* No Unicode in Win16 */ | |
| case WPR_STRING: | |
| seg_str = VA_ARG16( args, SEGPTR ); | |
| if (IsBadReadPtr16(seg_str, 1 )) cur_arg.lpcstr_view = ""; | |
| else cur_arg.lpcstr_view = MapSL( seg_str ); | |
| break; | |
| case WPR_SIGNED: | |
| if (!(format.flags & WPRINTF_LONG)) | |
| { | |
| cur_arg.int_view = VA_ARG16( args, INT16 ); | |
| break; | |
| } | |
| /* fall through */ | |
| case WPR_HEXA: | |
| case WPR_UNSIGNED: | |
| if (format.flags & WPRINTF_LONG) | |
| cur_arg.int_view = VA_ARG16( args, UINT ); | |
| else | |
| cur_arg.int_view = VA_ARG16( args, UINT16 ); | |
| break; | |
| case WPR_UNKNOWN: | |
| continue; | |
| } | |
| len = WPRINTF_GetLen( &format, &cur_arg, number, maxlen - 1 ); | |
| sign = 0; | |
| if (!(format.flags & WPRINTF_LEFTALIGN)) | |
| for (i = format.precision; i < format.width; i++, maxlen--) | |
| *p++ = ' '; | |
| switch(format.type) | |
| { | |
| case WPR_WCHAR: /* No Unicode in Win16 */ | |
| case WPR_CHAR: | |
| *p= cur_arg.char_view; | |
| /* wsprintf16 (unlike wsprintf) ignores null characters */ | |
| if (*p != '\0') p++; | |
| else if (format.width > 1) *p++ = ' '; | |
| else len = 0; | |
| break; | |
| case WPR_WSTRING: /* No Unicode in Win16 */ | |
| case WPR_STRING: | |
| if (len) memcpy( p, cur_arg.lpcstr_view, len ); | |
| p += len; | |
| break; | |
| case WPR_HEXA: | |
| if ((format.flags & WPRINTF_PREFIX_HEX) && (maxlen > 3)) | |
| { | |
| *p++ = '0'; | |
| *p++ = (format.flags & WPRINTF_UPPER_HEX) ? 'X' : 'x'; | |
| maxlen -= 2; | |
| len -= 2; | |
| } | |
| /* fall through */ | |
| case WPR_SIGNED: | |
| /* Transfer the sign now, just in case it will be zero-padded*/ | |
| if (number[0] == '-') | |
| { | |
| *p++ = '-'; | |
| sign = 1; | |
| } | |
| /* fall through */ | |
| case WPR_UNSIGNED: | |
| for (i = len; i < format.precision; i++, maxlen--) *p++ = '0'; | |
| if (len > sign) memcpy( p, number + sign, len - sign ); | |
| p += len-sign; | |
| break; | |
| case WPR_UNKNOWN: | |
| continue; | |
| } | |
| if (format.flags & WPRINTF_LEFTALIGN) | |
| for (i = format.precision; i < format.width; i++, maxlen--) | |
| *p++ = ' '; | |
| maxlen -= len; | |
| } | |
| *p = 0; | |
| return (maxlen > 1) ? (INT)(p - buffer) : -1; | |
| } | |
| /*********************************************************************** | |
| * wvsnprintfA (internal) | |
| */ | |
| static INT wvsnprintfA( LPSTR buffer, UINT maxlen, LPCSTR spec, va_list args ) | |
| { | |
| WPRINTF_FORMAT format; | |
| LPSTR p = buffer; | |
| UINT i, len, sign; | |
| CHAR number[20]; | |
| WPRINTF_DATA argData; | |
| TRACE("%p %u %s\n", buffer, maxlen, debugstr_a(spec)); | |
| while (*spec && (maxlen > 1)) | |
| { | |
| if (*spec != '%') { *p++ = *spec++; maxlen--; continue; } | |
| spec++; | |
| if (*spec == '%') { *p++ = *spec++; maxlen--; continue; } | |
| spec += WPRINTF_ParseFormatA( spec, &format ); | |
| switch(format.type) | |
| { | |
| case WPR_WCHAR: | |
| argData.wchar_view = (WCHAR)va_arg( args, int ); | |
| break; | |
| case WPR_CHAR: | |
| argData.char_view = (CHAR)va_arg( args, int ); | |
| break; | |
| case WPR_STRING: | |
| argData.lpcstr_view = va_arg( args, LPCSTR ); | |
| break; | |
| case WPR_WSTRING: | |
| argData.lpcwstr_view = va_arg( args, LPCWSTR ); | |
| break; | |
| case WPR_HEXA: | |
| case WPR_SIGNED: | |
| case WPR_UNSIGNED: | |
| argData.int_view = va_arg( args, INT ); | |
| break; | |
| default: | |
| argData.wchar_view = 0; | |
| break; | |
| } | |
| len = WPRINTF_GetLen( &format, &argData, number, maxlen - 1 ); | |
| sign = 0; | |
| if (!(format.flags & WPRINTF_LEFTALIGN)) | |
| for (i = format.precision; i < format.width; i++, maxlen--) | |
| *p++ = ' '; | |
| switch(format.type) | |
| { | |
| case WPR_WCHAR: | |
| *p++ = argData.wchar_view; | |
| break; | |
| case WPR_CHAR: | |
| *p++ = argData.char_view; | |
| break; | |
| case WPR_STRING: | |
| memcpy( p, argData.lpcstr_view, len ); | |
| p += len; | |
| break; | |
| case WPR_WSTRING: | |
| { | |
| LPCWSTR ptr = argData.lpcwstr_view; | |
| for (i = 0; i < len; i++) *p++ = (CHAR)*ptr++; | |
| } | |
| break; | |
| case WPR_HEXA: | |
| if ((format.flags & WPRINTF_PREFIX_HEX) && (maxlen > 3)) | |
| { | |
| *p++ = '0'; | |
| *p++ = (format.flags & WPRINTF_UPPER_HEX) ? 'X' : 'x'; | |
| maxlen -= 2; | |
| len -= 2; | |
| } | |
| /* fall through */ | |
| case WPR_SIGNED: | |
| /* Transfer the sign now, just in case it will be zero-padded*/ | |
| if (number[0] == '-') | |
| { | |
| *p++ = '-'; | |
| sign = 1; | |
| } | |
| /* fall through */ | |
| case WPR_UNSIGNED: | |
| for (i = len; i < format.precision; i++, maxlen--) *p++ = '0'; | |
| memcpy( p, number + sign, len - sign ); | |
| p += len - sign; | |
| break; | |
| case WPR_UNKNOWN: | |
| continue; | |
| } | |
| if (format.flags & WPRINTF_LEFTALIGN) | |
| for (i = format.precision; i < format.width; i++, maxlen--) | |
| *p++ = ' '; | |
| maxlen -= len; | |
| } | |
| *p = 0; | |
| TRACE("%s\n",debugstr_a(buffer)); | |
| return (maxlen > 1) ? (INT)(p - buffer) : -1; | |
| } | |
| /*********************************************************************** | |
| * wvsnprintfW (internal) | |
| */ | |
| static INT wvsnprintfW( LPWSTR buffer, UINT maxlen, LPCWSTR spec, va_list args ) | |
| { | |
| WPRINTF_FORMAT format; | |
| LPWSTR p = buffer; | |
| UINT i, len, sign; | |
| CHAR number[20]; | |
| WPRINTF_DATA argData; | |
| TRACE("%p %u %s\n", buffer, maxlen, debugstr_w(spec)); | |
| while (*spec && (maxlen > 1)) | |
| { | |
| if (*spec != '%') { *p++ = *spec++; maxlen--; continue; } | |
| spec++; | |
| if (*spec == '%') { *p++ = *spec++; maxlen--; continue; } | |
| spec += WPRINTF_ParseFormatW( spec, &format ); | |
| switch(format.type) | |
| { | |
| case WPR_WCHAR: | |
| argData.wchar_view = (WCHAR)va_arg( args, int ); | |
| break; | |
| case WPR_CHAR: | |
| argData.char_view = (CHAR)va_arg( args, int ); | |
| break; | |
| case WPR_STRING: | |
| argData.lpcstr_view = va_arg( args, LPCSTR ); | |
| break; | |
| case WPR_WSTRING: | |
| argData.lpcwstr_view = va_arg( args, LPCWSTR ); | |
| break; | |
| case WPR_HEXA: | |
| case WPR_SIGNED: | |
| case WPR_UNSIGNED: | |
| argData.int_view = va_arg( args, INT ); | |
| break; | |
| default: | |
| argData.wchar_view = 0; | |
| break; | |
| } | |
| len = WPRINTF_GetLen( &format, &argData, number, maxlen - 1 ); | |
| sign = 0; | |
| if (!(format.flags & WPRINTF_LEFTALIGN)) | |
| for (i = format.precision; i < format.width; i++, maxlen--) | |
| *p++ = ' '; | |
| switch(format.type) | |
| { | |
| case WPR_WCHAR: | |
| *p++ = argData.wchar_view; | |
| break; | |
| case WPR_CHAR: | |
| *p++ = argData.char_view; | |
| break; | |
| case WPR_STRING: | |
| { | |
| LPCSTR ptr = argData.lpcstr_view; | |
| for (i = 0; i < len; i++) *p++ = (WCHAR)*ptr++; | |
| } | |
| break; | |
| case WPR_WSTRING: | |
| if (len) memcpy( p, argData.lpcwstr_view, len * sizeof(WCHAR) ); | |
| p += len; | |
| break; | |
| case WPR_HEXA: | |
| if ((format.flags & WPRINTF_PREFIX_HEX) && (maxlen > 3)) | |
| { | |
| *p++ = '0'; | |
| *p++ = (format.flags & WPRINTF_UPPER_HEX) ? 'X' : 'x'; | |
| maxlen -= 2; | |
| len -= 2; | |
| } | |
| /* fall through */ | |
| case WPR_SIGNED: | |
| /* Transfer the sign now, just in case it will be zero-padded*/ | |
| if (number[0] == '-') | |
| { | |
| *p++ = '-'; | |
| sign = 1; | |
| } | |
| /* fall through */ | |
| case WPR_UNSIGNED: | |
| for (i = len; i < format.precision; i++, maxlen--) *p++ = '0'; | |
| for (i = sign; i < len; i++) *p++ = (WCHAR)number[i]; | |
| break; | |
| case WPR_UNKNOWN: | |
| continue; | |
| } | |
| if (format.flags & WPRINTF_LEFTALIGN) | |
| for (i = format.precision; i < format.width; i++, maxlen--) | |
| *p++ = ' '; | |
| maxlen -= len; | |
| } | |
| *p = 0; | |
| TRACE("%s\n",debugstr_w(buffer)); | |
| return (maxlen > 1) ? (INT)(p - buffer) : -1; | |
| } | |
| /*********************************************************************** | |
| * wvsprintf (USER.421) | |
| */ | |
| INT16 WINAPI wvsprintf16( LPSTR buffer, LPCSTR spec, VA_LIST16 args ) | |
| { | |
| INT16 res; | |
| TRACE("for %p got:\n",buffer); | |
| res = wvsnprintf16( buffer, 1024, spec, args ); | |
| return ( res == -1 ) ? 1024 : res; | |
| } | |
| /*********************************************************************** | |
| * wvsprintfA (USER32.@) | |
| */ | |
| INT WINAPI wvsprintfA( LPSTR buffer, LPCSTR spec, va_list args ) | |
| { | |
| INT res = wvsnprintfA( buffer, 1024, spec, args ); | |
| return ( res == -1 ) ? 1024 : res; | |
| } | |
| /*********************************************************************** | |
| * wvsprintfW (USER32.@) | |
| */ | |
| INT WINAPI wvsprintfW( LPWSTR buffer, LPCWSTR spec, va_list args ) | |
| { | |
| INT res = wvsnprintfW( buffer, 1024, spec, args ); | |
| return ( res == -1 ) ? 1024 : res; | |
| } | |
| /*********************************************************************** | |
| * _wsprintf (USER.420) | |
| */ | |
| INT16 WINAPIV wsprintf16( LPSTR buffer, LPCSTR spec, VA_LIST16 valist ) | |
| { | |
| INT16 res; | |
| res = wvsnprintf16( buffer, 1024, spec, valist ); | |
| return ( res == -1 ) ? 1024 : res; | |
| } | |
| /*********************************************************************** | |
| * wsprintfA (USER32.@) | |
| */ | |
| INT WINAPIV wsprintfA( LPSTR buffer, LPCSTR spec, ... ) | |
| { | |
| va_list valist; | |
| INT res; | |
| va_start( valist, spec ); | |
| res = wvsnprintfA( buffer, 1024, spec, valist ); | |
| va_end( valist ); | |
| return ( res == -1 ) ? 1024 : res; | |
| } | |
| /*********************************************************************** | |
| * wsprintfW (USER32.@) | |
| */ | |
| INT WINAPIV wsprintfW( LPWSTR buffer, LPCWSTR spec, ... ) | |
| { | |
| va_list valist; | |
| INT res; | |
| va_start( valist, spec ); | |
| res = wvsnprintfW( buffer, 1024, spec, valist ); | |
| va_end( valist ); | |
| return ( res == -1 ) ? 1024 : res; | |
| } |