4 * Copyright 1996 Alexandre Julliard
12 #include "stackframe.h"
16 #define WPRINTF_LEFTALIGN 0x0001 /* Align output on the left ('-' prefix) */
17 #define WPRINTF_PREFIX_HEX 0x0002 /* Prefix hex with 0x ('#' prefix) */
18 #define WPRINTF_ZEROPAD 0x0004 /* Pad with zeros ('0' prefix) */
19 #define WPRINTF_LONG 0x0008 /* Long arg ('l' prefix) */
20 #define WPRINTF_SHORT 0x0010 /* Short arg ('h' prefix) */
21 #define WPRINTF_UPPER_HEX 0x0020 /* Upper-case hex ('X' specifier) */
22 #define WPRINTF_WIDE 0x0040 /* Wide arg ('w' prefix) */
44 /***********************************************************************
45 * WPRINTF_ParseFormatA
47 * Parse a format specification. A format specification has the form:
49 * [-][#][0][width][.precision]type
51 * Return value is the length of the format specification in characters.
53 static INT32 WPRINTF_ParseFormatA( LPCSTR format, WPRINTF_FORMAT *res )
60 if (*p == '-') { res->flags |= WPRINTF_LEFTALIGN; p++; }
61 if (*p == '#') { res->flags |= WPRINTF_PREFIX_HEX; p++; }
62 if (*p == '0') { res->flags |= WPRINTF_ZEROPAD; p++; }
63 while ((*p >= '0') && (*p <= '9')) /* width field */
65 res->width = res->width * 10 + *p - '0';
68 if (*p == '.') /* precision field */
71 while ((*p >= '0') && (*p <= '9'))
73 res->precision = res->precision * 10 + *p - '0';
77 if (*p == 'l') { res->flags |= WPRINTF_LONG; p++; }
78 else if (*p == 'h') { res->flags |= WPRINTF_SHORT; p++; }
79 else if (*p == 'w') { res->flags |= WPRINTF_WIDE; p++; }
83 res->type = (res->flags & WPRINTF_LONG) ? WPR_WCHAR : WPR_CHAR;
86 res->type = (res->flags & WPRINTF_SHORT) ? WPR_CHAR : WPR_WCHAR;
90 res->type = WPR_SIGNED;
93 res->type = (res->flags & (WPRINTF_LONG |WPRINTF_WIDE))
94 ? WPR_WSTRING : WPR_STRING;
97 res->type = (res->flags & (WPRINTF_SHORT|WPRINTF_WIDE))
98 ? WPR_STRING : WPR_WSTRING;
101 res->type = WPR_UNSIGNED;
104 res->flags |= WPRINTF_UPPER_HEX;
107 res->type = WPR_HEXA;
110 fprintf( stderr, "wvsprintf32A: unknown format '%c'\n", *p );
113 return (INT32)(p - format) + 1;
117 /***********************************************************************
118 * WPRINTF_ParseFormatW
120 * Parse a format specification. A format specification has the form:
122 * [-][#][0][width][.precision]type
124 * Return value is the length of the format specification in characters.
126 static INT32 WPRINTF_ParseFormatW( LPCWSTR format, WPRINTF_FORMAT *res )
133 if (*p == '-') { res->flags |= WPRINTF_LEFTALIGN; p++; }
134 if (*p == '#') { res->flags |= WPRINTF_PREFIX_HEX; p++; }
135 if (*p == '0') { res->flags |= WPRINTF_ZEROPAD; p++; }
136 while ((*p >= '0') && (*p <= '9')) /* width field */
138 res->width = res->width * 10 + *p - '0';
141 if (*p == '.') /* precision field */
144 while ((*p >= '0') && (*p <= '9'))
146 res->precision = res->precision * 10 + *p - '0';
150 if (*p == 'l') { res->flags |= WPRINTF_LONG; p++; }
151 else if (*p == 'h') { res->flags |= WPRINTF_SHORT; p++; }
152 else if (*p == 'w') { res->flags |= WPRINTF_WIDE; p++; }
156 res->type = (res->flags & WPRINTF_SHORT) ? WPR_CHAR : WPR_WCHAR;
159 res->type = (res->flags & WPRINTF_LONG) ? WPR_WCHAR : WPR_CHAR;
163 res->type = WPR_SIGNED;
166 res->type = ((res->flags & WPRINTF_SHORT) && !(res->flags & WPRINTF_WIDE)) ? WPR_STRING : WPR_WSTRING;
169 res->type = (res->flags & (WPRINTF_LONG|WPRINTF_WIDE)) ? WPR_WSTRING : WPR_STRING;
172 res->type = WPR_UNSIGNED;
175 res->flags |= WPRINTF_UPPER_HEX;
178 res->type = WPR_HEXA;
181 fprintf( stderr, "wvsprintf32W: unknown format '%c'\n", (CHAR)*p );
184 return (INT32)(p - format) + 1;
188 /***********************************************************************
191 static UINT32 WPRINTF_GetLen( WPRINTF_FORMAT *format, LPCVOID arg,
192 LPSTR number, UINT32 maxlen )
196 if (format->flags & WPRINTF_LEFTALIGN) format->flags &= ~WPRINTF_ZEROPAD;
197 if (format->width > maxlen) format->width = maxlen;
202 return (format->precision = 1);
204 for (len = 0; !format->precision || (len < format->precision); len++)
205 if (!*(*(LPCSTR *)arg + len)) break;
206 if (len > maxlen) len = maxlen;
207 return (format->precision = len);
209 for (len = 0; !format->precision || (len < format->precision); len++)
210 if (!*(*(LPCWSTR *)arg + len)) break;
211 if (len > maxlen) len = maxlen;
212 return (format->precision = len);
214 len = sprintf( number, "%d", *(INT32 *)arg );
217 len = sprintf( number, "%u", *(UINT32 *)arg );
220 len = sprintf( number,
221 (format->flags & WPRINTF_UPPER_HEX) ? "%X" : "%x",
223 if (format->flags & WPRINTF_PREFIX_HEX) len += 2;
228 if (len > maxlen) len = maxlen;
229 if (format->precision < len) format->precision = len;
230 if (format->precision > maxlen) format->precision = maxlen;
231 if ((format->flags & WPRINTF_ZEROPAD) && (format->width > format->precision))
232 format->precision = format->width;
237 /***********************************************************************
238 * wvsnprintf16 (Not a Windows API)
240 INT16 WINAPI wvsnprintf16( LPSTR buffer, UINT16 maxlen, LPCSTR spec,
243 WPRINTF_FORMAT format;
249 while (*spec && (maxlen > 1))
251 if (*spec != '%') { *p++ = *spec++; maxlen--; continue; }
253 if (*spec == '%') { *p++ = *spec++; maxlen--; continue; }
254 spec += WPRINTF_ParseFormatA( spec, &format );
257 case WPR_WCHAR: /* No Unicode in Win16 */
259 cur_arg = (DWORD)VA_ARG16( args, CHAR );
261 case WPR_WSTRING: /* No Unicode in Win16 */
263 cur_arg = (DWORD)VA_ARG16( args, SEGPTR );
264 if (IsBadReadPtr16( (SEGPTR)cur_arg, 1 )) cur_arg = (DWORD)"";
265 else cur_arg = (DWORD)PTR_SEG_TO_LIN( (SEGPTR)cur_arg );
268 if (!(format.flags & WPRINTF_LONG))
270 cur_arg = (DWORD)(INT32)VA_ARG16( args, INT16 );
276 if (format.flags & WPRINTF_LONG)
277 cur_arg = (DWORD)VA_ARG16( args, UINT32 );
279 cur_arg = (DWORD)VA_ARG16( args, UINT16 );
282 len = WPRINTF_GetLen( &format, &cur_arg, number, maxlen - 1 );
283 if (!(format.flags & WPRINTF_LEFTALIGN))
284 for (i = format.precision; i < format.width; i++, maxlen--)
290 if ((*p = (CHAR)cur_arg)) p++;
291 else if (format.width > 1) *p++ = ' ';
296 if (len) memcpy( p, (LPCSTR)cur_arg, len );
300 if ((format.flags & WPRINTF_PREFIX_HEX) && (maxlen > 3))
303 *p++ = (format.flags & WPRINTF_UPPER_HEX) ? 'X' : 'x';
306 format.precision -= 2;
312 for (i = len; i < format.precision; i++, maxlen--) *p++ = '0';
313 if (len) memcpy( p, number, len );
317 if (format.flags & WPRINTF_LEFTALIGN)
318 for (i = format.precision; i < format.width; i++, maxlen--)
323 return (maxlen > 1) ? (INT32)(p - buffer) : -1;
327 /***********************************************************************
328 * wvsnprintf32A (Not a Windows API)
330 INT32 WINAPI wvsnprintf32A( LPSTR buffer, UINT32 maxlen, LPCSTR spec,
333 WPRINTF_FORMAT format;
338 while (*spec && (maxlen > 1))
340 if (*spec != '%') { *p++ = *spec++; maxlen--; continue; }
342 if (*spec == '%') { *p++ = *spec++; maxlen--; continue; }
343 spec += WPRINTF_ParseFormatA( spec, &format );
344 len = WPRINTF_GetLen( &format, args, number, maxlen - 1 );
345 if (!(format.flags & WPRINTF_LEFTALIGN))
346 for (i = format.precision; i < format.width; i++, maxlen--)
351 if ((*p = (CHAR)va_arg( args, WCHAR ))) p++;
352 else if (format.width > 1) *p++ = ' ';
356 if ((*p = va_arg( args, CHAR ))) p++;
357 else if (format.width > 1) *p++ = ' ';
361 memcpy( p, va_arg( args, LPCSTR ), len );
366 LPCWSTR ptr = va_arg( args, LPCWSTR );
367 for (i = 0; i < len; i++) *p++ = (CHAR)*ptr++;
371 if ((format.flags & WPRINTF_PREFIX_HEX) && (maxlen > 3))
374 *p++ = (format.flags & WPRINTF_UPPER_HEX) ? 'X' : 'x';
377 format.precision -= 2;
383 for (i = len; i < format.precision; i++, maxlen--) *p++ = '0';
384 memcpy( p, number, len );
386 (void)va_arg( args, INT32 ); /* Go to the next arg */
389 if (format.flags & WPRINTF_LEFTALIGN)
390 for (i = format.precision; i < format.width; i++, maxlen--)
395 dprintf_string(stddeb,"%s\n",buffer);
396 return (maxlen > 1) ? (INT32)(p - buffer) : -1;
400 /***********************************************************************
401 * wvsnprintf32W (Not a Windows API)
403 INT32 WINAPI wvsnprintf32W( LPWSTR buffer, UINT32 maxlen, LPCWSTR spec,
406 WPRINTF_FORMAT format;
411 while (*spec && (maxlen > 1))
413 if (*spec != '%') { *p++ = *spec++; maxlen--; continue; }
415 if (*spec == '%') { *p++ = *spec++; maxlen--; continue; }
416 spec += WPRINTF_ParseFormatW( spec, &format );
417 len = WPRINTF_GetLen( &format, args, number, maxlen - 1 );
418 if (!(format.flags & WPRINTF_LEFTALIGN))
419 for (i = format.precision; i < format.width; i++, maxlen--)
424 if ((*p = va_arg( args, WCHAR ))) p++;
425 else if (format.width > 1) *p++ = ' ';
429 if ((*p = (WCHAR)va_arg( args, CHAR ))) p++;
430 else if (format.width > 1) *p++ = ' ';
435 LPCSTR ptr = va_arg( args, LPCSTR );
436 for (i = 0; i < len; i++) *p++ = (WCHAR)*ptr++;
440 if (len) memcpy( p, va_arg( args, LPCWSTR ), len * sizeof(WCHAR) );
444 if ((format.flags & WPRINTF_PREFIX_HEX) && (maxlen > 3))
447 *p++ = (format.flags & WPRINTF_UPPER_HEX) ? 'X' : 'x';
450 format.precision -= 2;
456 for (i = len; i < format.precision; i++, maxlen--) *p++ = '0';
457 for (i = 0; i < len; i++) *p++ = (WCHAR)number[i];
458 (void)va_arg( args, INT32 ); /* Go to the next arg */
461 if (format.flags & WPRINTF_LEFTALIGN)
462 for (i = format.precision; i < format.width; i++, maxlen--)
467 return (maxlen > 1) ? (INT32)(p - buffer) : -1;
471 /***********************************************************************
472 * wvsprintf16 (USER.421)
474 INT16 WINAPI wvsprintf16( LPSTR buffer, LPCSTR spec, LPCVOID args )
476 dprintf_string(stddeb,"wvsprintf16 for %p got ",buffer);
477 return wvsnprintf16( buffer, 0xffff, spec, args );
481 /***********************************************************************
482 * wvsprintf32A (USER32.586)
484 INT32 WINAPI wvsprintf32A( LPSTR buffer, LPCSTR spec, va_list args )
486 dprintf_string(stddeb,"wvsprintf32A for %p got ",buffer);
487 return wvsnprintf32A( buffer, 0xffffffff, spec, args );
491 /***********************************************************************
492 * wvsprintf32W (USER32.587)
494 INT32 WINAPI wvsprintf32W( LPWSTR buffer, LPCWSTR spec, va_list args )
496 dprintf_string(stddeb,"wvsprintf32W for %p got ",buffer);
497 return wvsnprintf32W( buffer, 0xffffffff, spec, args );
501 /***********************************************************************
502 * wsprintf16 (USER.420)
504 /* Winelib version */
505 INT16 WINAPIV wsprintf16( LPSTR buffer, LPCSTR spec, ... )
510 dprintf_string(stddeb,"wsprintf16 for %p got ",buffer);
511 va_start( valist, spec );
512 /* Note: we call the 32-bit version, because the args are 32-bit */
513 res = (INT16)wvsnprintf32A( buffer, 0xffffffff, spec, valist );
518 /* Emulator version */
519 INT16 WINAPIV WIN16_wsprintf16(void)
525 VA_START16( valist );
526 buffer = VA_ARG16( valist, SEGPTR );
527 spec = VA_ARG16( valist, SEGPTR );
528 dprintf_string(stddeb,"WIN16_wsprintf16 got ");
529 res = wvsnprintf16( (LPSTR)PTR_SEG_TO_LIN(buffer), 0xffff,
530 (LPCSTR)PTR_SEG_TO_LIN(spec), valist );
536 /***********************************************************************
537 * wsprintf32A (USER32.585)
539 INT32 WINAPIV wsprintf32A( LPSTR buffer, LPCSTR spec, ... )
544 dprintf_string(stddeb,"wsprintf32A for %p got ",buffer);
545 va_start( valist, spec );
546 res = wvsnprintf32A( buffer, 0xffffffff, spec, valist );
552 /***********************************************************************
553 * wsprintf32W (USER32.586)
555 INT32 WINAPIV wsprintf32W( LPWSTR buffer, LPCWSTR spec, ... )
560 dprintf_string(stddeb,"wsprintf32W for %p\n",buffer);
561 va_start( valist, spec );
562 res = wvsnprintf32W( buffer, 0xffffffff, spec, valist );
568 /***********************************************************************
569 * wsnprintf16 (Not a Windows API)
571 INT16 WINAPIV wsnprintf16( LPSTR buffer, UINT16 maxlen, LPCSTR spec, ... )
576 va_start( valist, spec );
577 res = wvsnprintf16( buffer, maxlen, spec, valist );
583 /***********************************************************************
584 * wsnprintf32A (Not a Windows API)
586 INT32 WINAPIV wsnprintf32A( LPSTR buffer, UINT32 maxlen, LPCSTR spec, ... )
591 va_start( valist, spec );
592 res = wvsnprintf32A( buffer, maxlen, spec, valist );
598 /***********************************************************************
599 * wsnprintf32W (Not a Windows API)
601 INT32 WINAPIV wsnprintf32W( LPWSTR buffer, UINT32 maxlen, LPCWSTR spec, ... )
606 va_start( valist, spec );
607 res = wvsnprintf32W( buffer, maxlen, spec, valist );