4 * Copyright 1996 Alexandre Julliard
10 #include "wine/winbase16.h"
15 #include "stackframe.h"
18 #include "debugtools.h"
20 DEFAULT_DEBUG_CHANNEL(string)
23 #define WPRINTF_LEFTALIGN 0x0001 /* Align output on the left ('-' prefix) */
24 #define WPRINTF_PREFIX_HEX 0x0002 /* Prefix hex with 0x ('#' prefix) */
25 #define WPRINTF_ZEROPAD 0x0004 /* Pad with zeros ('0' prefix) */
26 #define WPRINTF_LONG 0x0008 /* Long arg ('l' prefix) */
27 #define WPRINTF_SHORT 0x0010 /* Short arg ('h' prefix) */
28 #define WPRINTF_UPPER_HEX 0x0020 /* Upper-case hex ('X' specifier) */
29 #define WPRINTF_WIDE 0x0040 /* Wide arg ('w' prefix) */
59 static const CHAR null_stringA[] = "(null)";
60 static const WCHAR null_stringW[] = { '(', 'n', 'u', 'l', 'l', ')', 0 };
62 /***********************************************************************
63 * WPRINTF_ParseFormatA
65 * Parse a format specification. A format specification has the form:
67 * [-][#][0][width][.precision]type
69 * Return value is the length of the format specification in characters.
71 static INT WPRINTF_ParseFormatA( LPCSTR format, WPRINTF_FORMAT *res )
78 if (*p == '-') { res->flags |= WPRINTF_LEFTALIGN; p++; }
79 if (*p == '#') { res->flags |= WPRINTF_PREFIX_HEX; p++; }
80 if (*p == '0') { res->flags |= WPRINTF_ZEROPAD; p++; }
81 while ((*p >= '0') && (*p <= '9')) /* width field */
83 res->width = res->width * 10 + *p - '0';
86 if (*p == '.') /* precision field */
89 while ((*p >= '0') && (*p <= '9'))
91 res->precision = res->precision * 10 + *p - '0';
95 if (*p == 'l') { res->flags |= WPRINTF_LONG; p++; }
96 else if (*p == 'h') { res->flags |= WPRINTF_SHORT; p++; }
97 else if (*p == 'w') { res->flags |= WPRINTF_WIDE; p++; }
101 res->type = (res->flags & WPRINTF_LONG) ? WPR_WCHAR : WPR_CHAR;
104 res->type = (res->flags & WPRINTF_SHORT) ? WPR_CHAR : WPR_WCHAR;
108 res->type = WPR_SIGNED;
111 res->type = (res->flags & (WPRINTF_LONG |WPRINTF_WIDE))
112 ? WPR_WSTRING : WPR_STRING;
115 res->type = (res->flags & (WPRINTF_SHORT|WPRINTF_WIDE))
116 ? WPR_STRING : WPR_WSTRING;
119 res->type = WPR_UNSIGNED;
122 res->flags |= WPRINTF_UPPER_HEX;
125 res->type = WPR_HEXA;
127 default: /* unknown format char */
128 res->type = WPR_UNKNOWN;
129 p--; /* print format as normal char */
132 return (INT)(p - format) + 1;
136 /***********************************************************************
137 * WPRINTF_ParseFormatW
139 * Parse a format specification. A format specification has the form:
141 * [-][#][0][width][.precision]type
143 * Return value is the length of the format specification in characters.
145 static INT WPRINTF_ParseFormatW( LPCWSTR format, WPRINTF_FORMAT *res )
152 if (*p == '-') { res->flags |= WPRINTF_LEFTALIGN; p++; }
153 if (*p == '#') { res->flags |= WPRINTF_PREFIX_HEX; p++; }
154 if (*p == '0') { res->flags |= WPRINTF_ZEROPAD; p++; }
155 while ((*p >= '0') && (*p <= '9')) /* width field */
157 res->width = res->width * 10 + *p - '0';
160 if (*p == '.') /* precision field */
163 while ((*p >= '0') && (*p <= '9'))
165 res->precision = res->precision * 10 + *p - '0';
169 if (*p == 'l') { res->flags |= WPRINTF_LONG; p++; }
170 else if (*p == 'h') { res->flags |= WPRINTF_SHORT; p++; }
171 else if (*p == 'w') { res->flags |= WPRINTF_WIDE; p++; }
175 res->type = (res->flags & WPRINTF_SHORT) ? WPR_CHAR : WPR_WCHAR;
178 res->type = (res->flags & WPRINTF_LONG) ? WPR_WCHAR : WPR_CHAR;
182 res->type = WPR_SIGNED;
185 res->type = ((res->flags & WPRINTF_SHORT) && !(res->flags & WPRINTF_WIDE)) ? WPR_STRING : WPR_WSTRING;
188 res->type = (res->flags & (WPRINTF_LONG|WPRINTF_WIDE)) ? WPR_WSTRING : WPR_STRING;
191 res->type = WPR_UNSIGNED;
194 res->flags |= WPRINTF_UPPER_HEX;
197 res->type = WPR_HEXA;
200 res->type = WPR_UNKNOWN;
201 p--; /* print format as normal char */
204 return (INT)(p - format) + 1;
208 /***********************************************************************
211 static UINT WPRINTF_GetLen( WPRINTF_FORMAT *format, WPRINTF_DATA *arg,
212 LPSTR number, UINT maxlen )
216 if (format->flags & WPRINTF_LEFTALIGN) format->flags &= ~WPRINTF_ZEROPAD;
217 if (format->width > maxlen) format->width = maxlen;
222 return (format->precision = 1);
224 if (!arg->lpcstr_view) arg->lpcstr_view = null_stringA;
225 for (len = 0; !format->precision || (len < format->precision); len++)
226 if (!*(arg->lpcstr_view + len)) break;
227 if (len > maxlen) len = maxlen;
228 return (format->precision = len);
230 if (!arg->lpcwstr_view) arg->lpcwstr_view = null_stringW;
231 for (len = 0; !format->precision || (len < format->precision); len++)
232 if (!*(arg->lpcwstr_view + len)) break;
233 if (len > maxlen) len = maxlen;
234 return (format->precision = len);
236 len = sprintf( number, "%d", arg->int_view );
239 len = sprintf( number, "%u", (UINT)arg->int_view );
242 len = sprintf( number,
243 (format->flags & WPRINTF_UPPER_HEX) ? "%X" : "%x",
244 (UINT)arg->int_view);
249 if (len > maxlen) len = maxlen;
250 if (format->precision < len) format->precision = len;
251 if (format->precision > maxlen) format->precision = maxlen;
252 if ((format->flags & WPRINTF_ZEROPAD) && (format->width > format->precision))
253 format->precision = format->width;
254 if (format->flags & WPRINTF_PREFIX_HEX) len += 2;
258 /***********************************************************************
259 * WPRINTF_ExtractVAPtr (Not a Windows API)
261 static WPRINTF_DATA WPRINTF_ExtractVAPtr( WPRINTF_FORMAT *format, va_list* args )
267 result.wchar_view = va_arg( *args, WCHAR ); break;
269 result.char_view = va_arg( *args, CHAR ); break;
271 result.lpcstr_view = va_arg( *args, LPCSTR); break;
273 result.lpcwstr_view = va_arg( *args, LPCWSTR); break;
277 result.int_view = va_arg( *args, INT ); break;
279 result.wchar_view = 0; break;
284 /***********************************************************************
285 * wvsnprintf16 (Not a Windows API)
287 INT16 WINAPI wvsnprintf16( LPSTR buffer, UINT16 maxlen, LPCSTR spec,
290 WPRINTF_FORMAT format;
294 WPRINTF_DATA cur_arg;
297 while (*spec && (maxlen > 1))
299 if (*spec != '%') { *p++ = *spec++; maxlen--; continue; }
301 if (*spec == '%') { *p++ = *spec++; maxlen--; continue; }
302 spec += WPRINTF_ParseFormatA( spec, &format );
305 case WPR_WCHAR: /* No Unicode in Win16 */
307 cur_arg.char_view = VA_ARG16( args, CHAR );
309 case WPR_WSTRING: /* No Unicode in Win16 */
311 seg_str = VA_ARG16( args, SEGPTR );
312 if (IsBadReadPtr16(seg_str, 1 )) cur_arg.lpcstr_view = "";
313 else cur_arg.lpcstr_view = PTR_SEG_TO_LIN( seg_str );
316 if (!(format.flags & WPRINTF_LONG))
318 cur_arg.int_view = VA_ARG16( args, INT16 );
324 if (format.flags & WPRINTF_LONG)
325 cur_arg.int_view = VA_ARG16( args, UINT );
327 cur_arg.int_view = VA_ARG16( args, UINT16 );
332 len = WPRINTF_GetLen( &format, &cur_arg, number, maxlen - 1 );
333 if (!(format.flags & WPRINTF_LEFTALIGN))
334 for (i = format.precision; i < format.width; i++, maxlen--)
338 case WPR_WCHAR: /* No Unicode in Win16 */
340 *p= cur_arg.char_view;
342 else if (format.width > 1) *p++ = ' ';
345 case WPR_WSTRING: /* No Unicode in Win16 */
347 if (len) memcpy( p, cur_arg.lpcstr_view, len );
351 if ((format.flags & WPRINTF_PREFIX_HEX) && (maxlen > 3))
354 *p++ = (format.flags & WPRINTF_UPPER_HEX) ? 'X' : 'x';
361 for (i = len; i < format.precision; i++, maxlen--) *p++ = '0';
362 if (len) memcpy( p, number, len );
368 if (format.flags & WPRINTF_LEFTALIGN)
369 for (i = format.precision; i < format.width; i++, maxlen--)
374 return (maxlen > 1) ? (INT)(p - buffer) : -1;
378 /***********************************************************************
379 * wvsnprintfA (Not a Windows API)
381 INT WINAPI wvsnprintfA( LPSTR buffer, UINT maxlen, LPCSTR spec,
384 WPRINTF_FORMAT format;
388 WPRINTF_DATA argData;
390 while (*spec && (maxlen > 1))
392 if (*spec != '%') { *p++ = *spec++; maxlen--; continue; }
394 if (*spec == '%') { *p++ = *spec++; maxlen--; continue; }
395 spec += WPRINTF_ParseFormatA( spec, &format );
396 argData = WPRINTF_ExtractVAPtr( &format, &args );
397 len = WPRINTF_GetLen( &format, &argData, number, maxlen - 1 );
398 if (!(format.flags & WPRINTF_LEFTALIGN))
399 for (i = format.precision; i < format.width; i++, maxlen--)
404 *p = argData.wchar_view;
406 else if (format.width > 1) *p++ = ' ';
410 *p = argData.char_view;
412 else if (format.width > 1) *p++ = ' ';
416 memcpy( p, argData.lpcstr_view, len );
421 LPCWSTR ptr = argData.lpcwstr_view;
422 for (i = 0; i < len; i++) *p++ = (CHAR)*ptr++;
426 if ((format.flags & WPRINTF_PREFIX_HEX) && (maxlen > 3))
429 *p++ = (format.flags & WPRINTF_UPPER_HEX) ? 'X' : 'x';
436 for (i = len; i < format.precision; i++, maxlen--) *p++ = '0';
437 memcpy( p, number, len );
439 /* Go to the next arg */
444 if (format.flags & WPRINTF_LEFTALIGN)
445 for (i = format.precision; i < format.width; i++, maxlen--)
450 TRACE("%s\n",buffer);
451 return (maxlen > 1) ? (INT)(p - buffer) : -1;
455 /***********************************************************************
456 * wvsnprintfW (Not a Windows API)
458 INT WINAPI wvsnprintfW( LPWSTR buffer, UINT maxlen, LPCWSTR spec,
461 WPRINTF_FORMAT format;
466 while (*spec && (maxlen > 1))
468 if (*spec != '%') { *p++ = *spec++; maxlen--; continue; }
470 if (*spec == '%') { *p++ = *spec++; maxlen--; continue; }
471 spec += WPRINTF_ParseFormatW( spec, &format );
472 len = WPRINTF_GetLen( &format, args, number, maxlen - 1 );
473 if (!(format.flags & WPRINTF_LEFTALIGN))
474 for (i = format.precision; i < format.width; i++, maxlen--)
479 *p = va_arg( args, WCHAR );
481 else if (format.width > 1) *p++ = ' ';
485 *p = (WCHAR)va_arg( args, CHAR );
487 else if (format.width > 1) *p++ = ' ';
492 LPCSTR ptr = va_arg( args, LPCSTR );
493 for (i = 0; i < len; i++) *p++ = (WCHAR)*ptr++;
497 if (len) memcpy( p, va_arg( args, LPCWSTR ), len * sizeof(WCHAR) );
501 if ((format.flags & WPRINTF_PREFIX_HEX) && (maxlen > 3))
504 *p++ = (format.flags & WPRINTF_UPPER_HEX) ? 'X' : 'x';
511 for (i = len; i < format.precision; i++, maxlen--) *p++ = '0';
512 for (i = 0; i < len; i++) *p++ = (WCHAR)number[i];
513 (void)va_arg( args, INT ); /* Go to the next arg */
518 if (format.flags & WPRINTF_LEFTALIGN)
519 for (i = format.precision; i < format.width; i++, maxlen--)
524 return (maxlen > 1) ? (INT)(p - buffer) : -1;
528 /***********************************************************************
529 * wvsprintf16 (USER.421)
531 INT16 WINAPI wvsprintf16( LPSTR buffer, LPCSTR spec, LPCVOID args )
533 TRACE("for %p got:\n",buffer);
534 return wvsnprintf16( buffer, 0xffff, spec, args );
538 /***********************************************************************
539 * wvsprintfA (USER32.587)
541 INT WINAPI wvsprintfA( LPSTR buffer, LPCSTR spec, va_list args )
543 TRACE("for %p got:\n",buffer);
544 return wvsnprintfA( buffer, 0xffffffff, spec, args );
548 /***********************************************************************
549 * wvsprintfW (USER32.588)
551 INT WINAPI wvsprintfW( LPWSTR buffer, LPCWSTR spec, va_list args )
553 TRACE("for %p got:\n",buffer);
554 return wvsnprintfW( buffer, 0xffffffff, spec, args );
558 /***********************************************************************
559 * wsprintf16 (USER.420)
561 /* Winelib version */
562 INT16 WINAPIV wsprintf16( LPSTR buffer, LPCSTR spec, ... )
567 TRACE("for %p got:\n",buffer);
568 va_start( valist, spec );
569 /* Note: we call the 32-bit version, because the args are 32-bit */
570 res = (INT16)wvsnprintfA( buffer, 0xffffffff, spec, valist );
575 /* Emulator version */
576 INT16 WINAPIV WIN16_wsprintf16(void)
582 VA_START16( valist );
583 buffer = VA_ARG16( valist, SEGPTR );
584 spec = VA_ARG16( valist, SEGPTR );
586 res = wvsnprintf16( (LPSTR)PTR_SEG_TO_LIN(buffer), 0xffff,
587 (LPCSTR)PTR_SEG_TO_LIN(spec), valist );
593 /***********************************************************************
594 * wsprintfA (USER32.585)
596 INT WINAPIV wsprintfA( LPSTR buffer, LPCSTR spec, ... )
601 TRACE("for %p got:\n",buffer);
602 va_start( valist, spec );
603 res = wvsnprintfA( buffer, 0xffffffff, spec, valist );
609 /***********************************************************************
610 * wsprintfW (USER32.586)
612 INT WINAPIV wsprintfW( LPWSTR buffer, LPCWSTR spec, ... )
617 TRACE("wsprintfW for %p\n",buffer);
618 va_start( valist, spec );
619 res = wvsnprintfW( buffer, 0xffffffff, spec, valist );
625 /***********************************************************************
626 * wsnprintfA (Not a Windows API)
628 INT WINAPIV wsnprintfA( LPSTR buffer, UINT maxlen, LPCSTR spec, ... )
633 va_start( valist, spec );
634 res = wvsnprintfA( buffer, maxlen, spec, valist );
640 /***********************************************************************
641 * wsnprintfW (Not a Windows API)
643 INT WINAPIV wsnprintfW( LPWSTR buffer, UINT maxlen, LPCWSTR spec, ... )
648 va_start( valist, spec );
649 res = wvsnprintfW( buffer, maxlen, spec, valist );
654 /***********************************************************************
655 * _DebugOutput (KERNEL.328)
657 void WINAPIV _DebugOutput( void )
664 char caller[101], temp[512];
666 /* Decode caller address */
667 pModule = NE_GetPtr( CURRENT_STACK16->cs );
670 SEGTABLEENTRY *pSeg = NE_SEG_TABLE( pModule );
671 for ( i = 0; i < pModule->seg_count; i++, pSeg++ )
672 if ( GlobalHandleToSel16( pSeg->hSeg ) == CURRENT_STACK16->cs )
679 sprintf( caller, "%s %02X:%04X", NE_MODULE_NAME( pModule ),
680 nSeg, CURRENT_STACK16->ip );
682 sprintf( caller, "%04X:%04X", CURRENT_STACK16->cs, CURRENT_STACK16->ip );
684 /* Build debug message string */
685 VA_START16( valist );
686 flags = VA_ARG16( valist, WORD );
687 spec = VA_ARG16( valist, SEGPTR );
688 wvsnprintf16( temp, sizeof(temp), (LPCSTR)PTR_SEG_TO_LIN(spec), valist );
691 DPRINTF( "_DebugOutput: %s %04X %s\n",
692 caller, flags, debugstr_an(temp, sizeof(temp)) );