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po: A couple of line wrapping tweaks in the Czech translation.
[wine/multimedia.git] / programs / winedbg / types.c
blob9ac49f2f5ad48a033d7fc9d596e02b943d11672a
1 /*
2 * File types.c - datatype handling stuff for internal debugger.
3 *
4 * Copyright (C) 1997, Eric Youngdale.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 *
20 * Note: This really doesn't do much at the moment, but it forms the framework
21 * upon which full support for datatype handling will eventually be built.
22 */
23
24 #include "config.h"
25 #include <stdlib.h>
26
27 #include "debugger.h"
28 #include "wine/debug.h"
29
30 WINE_DEFAULT_DEBUG_CHANNEL(winedbg);
31
32 /******************************************************************
33 * types_get_real_type
34 *
35 * Get rid of any potential typedef in the lvalue's type to get
36 * to the 'real' type (the one we can work upon).
37 */
38 BOOL types_get_real_type(struct dbg_type* type, DWORD* tag)
39 {
40 if (type->id == dbg_itype_none) return FALSE;
41 do
42 {
43 if (!types_get_info(type, TI_GET_SYMTAG, tag))
44 return FALSE;
45 if (*tag != SymTagTypedef) return TRUE;
46 } while (types_get_info(type, TI_GET_TYPE, &type->id));
47 return FALSE;
48 }
49
50 /******************************************************************
51 * types_extract_as_longlong
52 *
53 * Given a lvalue, try to get an integral (or pointer/address) value
54 * out of it
55 */
56 LONGLONG types_extract_as_longlong(const struct dbg_lvalue* lvalue,
57 unsigned* psize, BOOL *issigned)
58 {
59 LONGLONG rtn;
60 DWORD tag, bt;
61 DWORD64 size;
62 struct dbg_type type = lvalue->type;
63 BOOL s = FALSE;
64
65 if (!types_get_real_type(&type, &tag))
66 RaiseException(DEBUG_STATUS_NOT_AN_INTEGER, 0, 0, NULL);
67
68 if (type.id == dbg_itype_segptr)
69 {
70 return (long int)memory_to_linear_addr(&lvalue->addr);
71 }
72
73 if (psize) *psize = 0;
74 if (issigned) *issigned = FALSE;
75 switch (tag)
76 {
77 case SymTagBaseType:
78 if (!types_get_info(&type, TI_GET_LENGTH, &size) ||
79 !types_get_info(&type, TI_GET_BASETYPE, &bt))
80 {
81 WINE_ERR("Couldn't get information\n");
82 RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
83 }
84 if (size > sizeof(rtn))
85 {
86 WINE_ERR("Size too large (%s)\n", wine_dbgstr_longlong(size));
87 RaiseException(DEBUG_STATUS_NOT_AN_INTEGER, 0, 0, NULL);
88 }
89 switch (bt)
90 {
91 case btChar:
92 case btInt:
93 if (!be_cpu->fetch_integer(lvalue, (unsigned)size, s = TRUE, &rtn))
94 RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
95 break;
96 case btUInt:
97 if (!be_cpu->fetch_integer(lvalue, (unsigned)size, s = FALSE, &rtn))
98 RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
99 break;
100 case btFloat:
101 RaiseException(DEBUG_STATUS_NOT_AN_INTEGER, 0, 0, NULL);
102 }
103 if (psize) *psize = (unsigned)size;
104 if (issigned) *issigned = s;
105 break;
106 case SymTagPointerType:
107 if (!be_cpu->fetch_integer(lvalue, sizeof(void*), s = FALSE, &rtn))
108 RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
109 break;
110 case SymTagArrayType:
111 case SymTagUDT:
112 if (!be_cpu->fetch_integer(lvalue, sizeof(unsigned), s = FALSE, &rtn))
113 RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
114 break;
115 case SymTagEnum:
116 /* FIXME: we don't handle enum size */
117 if (!be_cpu->fetch_integer(lvalue, sizeof(unsigned), s = FALSE, &rtn))
118 RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
119 break;
120 case SymTagFunctionType:
121 rtn = (ULONG_PTR)memory_to_linear_addr(&lvalue->addr);
122 break;
123 default:
124 WINE_FIXME("Unsupported tag %u\n", tag);
125 RaiseException(DEBUG_STATUS_NOT_AN_INTEGER, 0, 0, NULL);
126 break;
127 }
128
129 return rtn;
130 }
131
132 /******************************************************************
133 * types_extract_as_integer
134 *
135 * Given a lvalue, try to get an integral (or pointer/address) value
136 * out of it
137 */
138 long int types_extract_as_integer(const struct dbg_lvalue* lvalue)
139 {
140 return types_extract_as_longlong(lvalue, NULL, NULL);
141 }
142
143 /******************************************************************
144 * types_extract_as_address
145 *
146 *
147 */
148 void types_extract_as_address(const struct dbg_lvalue* lvalue, ADDRESS64* addr)
149 {
150 if (lvalue->type.id == dbg_itype_segptr && lvalue->type.module == 0)
151 {
152 *addr = lvalue->addr;
153 }
154 else
155 {
156 addr->Mode = AddrModeFlat;
157 addr->Offset = types_extract_as_longlong(lvalue, NULL, NULL);
158 }
159 }
160
161 BOOL types_store_value(struct dbg_lvalue* lvalue_to, const struct dbg_lvalue* lvalue_from)
162 {
163 LONGLONG val;
164 DWORD64 size;
165 BOOL is_signed;
166
167 if (!types_get_info(&lvalue_to->type, TI_GET_LENGTH, &size)) return FALSE;
168 if (sizeof(val) < size)
169 {
170 dbg_printf("Unsufficient size\n");
171 return FALSE;
172 }
173 /* FIXME: should support floats as well */
174 val = types_extract_as_longlong(lvalue_from, NULL, &is_signed);
175 return be_cpu->store_integer(lvalue_to, size, is_signed, val);
176 }
177
178 /******************************************************************
179 * types_get_udt_element_lvalue
180 *
181 * Implement a structure derefencement
182 */
183 static BOOL types_get_udt_element_lvalue(struct dbg_lvalue* lvalue,
184 const struct dbg_type* type, long int* tmpbuf)
185 {
186 DWORD offset, bitoffset;
187 DWORD bt;
188 DWORD64 length;
189
190 unsigned mask;
191
192 types_get_info(type, TI_GET_TYPE, &lvalue->type.id);
193 lvalue->type.module = type->module;
194 if (!types_get_info(type, TI_GET_OFFSET, &offset)) return FALSE;
195 lvalue->addr.Offset += offset;
196
197 if (types_get_info(type, TI_GET_BITPOSITION, &bitoffset))
198 {
199 types_get_info(type, TI_GET_LENGTH, &length);
200 /* FIXME: this test isn't sufficient, depending on start of bitfield
201 * (ie a 32 bit field can spread across 5 bytes)
202 */
203 if (length > 8 * sizeof(*tmpbuf)) return FALSE;
204 lvalue->addr.Offset += bitoffset >> 3;
205 /*
206 * Bitfield operation. We have to extract the field and store
207 * it in a temporary buffer so that we get it all right.
208 */
209 if (!memory_read_value(lvalue, sizeof(*tmpbuf), tmpbuf)) return FALSE;
210 mask = 0xffffffff << (DWORD)length;
211 *tmpbuf >>= bitoffset & 7;
212 *tmpbuf &= ~mask;
213
214 lvalue->cookie = DLV_HOST;
215 lvalue->addr.Offset = (ULONG_PTR)tmpbuf;
216
217 /*
218 * OK, now we have the correct part of the number.
219 * Check to see whether the basic type is signed or not, and if so,
220 * we need to sign extend the number.
221 */
222 if (types_get_info(&lvalue->type, TI_GET_BASETYPE, &bt) &&
223 bt == btInt && (*tmpbuf & (1 << ((DWORD)length - 1))))
224 {
225 *tmpbuf |= mask;
226 }
227 }
228 else
229 {
230 if (!memory_read_value(lvalue, sizeof(*tmpbuf), tmpbuf)) return FALSE;
231 }
232 return TRUE;
233 }
234
235 /******************************************************************
236 * types_udt_find_element
237 *
238 */
239 BOOL types_udt_find_element(struct dbg_lvalue* lvalue, const char* name, long int* tmpbuf)
240 {
241 DWORD tag, count;
242 char buffer[sizeof(TI_FINDCHILDREN_PARAMS) + 256 * sizeof(DWORD)];
243 TI_FINDCHILDREN_PARAMS* fcp = (TI_FINDCHILDREN_PARAMS*)buffer;
244 WCHAR* ptr;
245 char tmp[256];
246 struct dbg_type type;
247
248 if (!types_get_real_type(&lvalue->type, &tag) || tag != SymTagUDT)
249 return FALSE;
250
251 if (types_get_info(&lvalue->type, TI_GET_CHILDRENCOUNT, &count))
252 {
253 fcp->Start = 0;
254 while (count)
255 {
256 fcp->Count = min(count, 256);
257 if (types_get_info(&lvalue->type, TI_FINDCHILDREN, fcp))
258 {
259 unsigned i;
260 type.module = lvalue->type.module;
261 for (i = 0; i < min(fcp->Count, count); i++)
262 {
263 ptr = NULL;
264 type.id = fcp->ChildId[i];
265 types_get_info(&type, TI_GET_SYMNAME, &ptr);
266 if (!ptr) continue;
267 WideCharToMultiByte(CP_ACP, 0, ptr, -1, tmp, sizeof(tmp), NULL, NULL);
268 HeapFree(GetProcessHeap(), 0, ptr);
269 if (strcmp(tmp, name)) continue;
270
271 return types_get_udt_element_lvalue(lvalue, &type, tmpbuf);
272 }
273 }
274 count -= min(count, 256);
275 fcp->Start += 256;
276 }
277 }
278 return FALSE;
279 }
280
281 /******************************************************************
282 * types_array_index
283 *
284 * Grab an element from an array
285 */
286 BOOL types_array_index(const struct dbg_lvalue* lvalue, int index, struct dbg_lvalue* result)
287 {
288 struct dbg_type type = lvalue->type;
289 DWORD tag, count;
290
291 memset(result, 0, sizeof(*result));
292 result->type.id = dbg_itype_none;
293 result->type.module = 0;
294
295 if (!types_get_real_type(&type, &tag)) return FALSE;
296 switch (tag)
297 {
298 case SymTagArrayType:
299 if (!types_get_info(&type, TI_GET_COUNT, &count)) return FALSE;
300 if (index < 0 || index >= count) return FALSE;
301 result->addr = lvalue->addr;
302 break;
303 case SymTagPointerType:
304 if (!memory_read_value(lvalue, be_cpu->pointer_size, &result->addr.Offset)) return FALSE;
305 result->addr.Mode = AddrModeFlat;
306 switch (be_cpu->pointer_size)
307 {
308 case 4: result->addr.Offset = (DWORD)result->addr.Offset; break;
309 case 8: break;
310 default: assert(0);
311 }
312 break;
313 default:
314 assert(FALSE);
315 }
316 /*
317 * Get the base type, so we know how much to index by.
318 */
319 if (!types_get_info(&type, TI_GET_TYPE, &result->type.id)) return FALSE;
320 result->type.module = type.module;
321 if (index)
322 {
323 DWORD64 length;
324 if (!types_get_info(&result->type, TI_GET_LENGTH, &length)) return FALSE;
325 result->addr.Offset += index * (DWORD)length;
326 }
327 /* FIXME: the following statement is not always true (and can lead to buggy behavior).
328 * There is no way to tell were the deref:ed value is...
329 * For example:
330 * x is a pointer to struct s, x being on the stack
331 * => lvalue is in debuggee, result is in debugger
332 * x is a pointer to struct s, x being optimized into a reg
333 * => lvalue is debugger, result is debuggee
334 * x is a pointer to internal variable x
335 * => lvalue is debugger, result is debuggee
336 * So we always force debuggee address space, because dereferencing pointers to
337 * internal variables is very unlikely. A correct fix would be
338 * rather large.
339 */
340 result->cookie = DLV_TARGET;
341 return TRUE;
342 }
343
344 struct type_find_t
345 {
346 unsigned long result; /* out: the found type */
347 enum SymTagEnum tag; /* in: the tag to look for */
348 union
349 {
350 unsigned long typeid; /* when tag is SymTagUDT */
351 const char* name; /* when tag is SymTagPointerType */
352 } u;
353 };
354
355 static BOOL CALLBACK types_cb(PSYMBOL_INFO sym, ULONG size, void* _user)
356 {
357 struct type_find_t* user = _user;
358 BOOL ret = TRUE;
359 struct dbg_type type;
360 DWORD type_id;
361
362 if (sym->Tag == user->tag)
363 {
364 switch (user->tag)
365 {
366 case SymTagUDT:
367 if (!strcmp(user->u.name, sym->Name))
368 {
369 user->result = sym->TypeIndex;
370 ret = FALSE;
371 }
372 break;
373 case SymTagPointerType:
374 type.module = sym->ModBase;
375 type.id = sym->TypeIndex;
376 if (types_get_info(&type, TI_GET_TYPE, &type_id) && type_id == user->u.typeid)
377 {
378 user->result = sym->TypeIndex;
379 ret = FALSE;
380 }
381 break;
382 default: break;
383 }
384 }
385 return ret;
386 }
387
388 /******************************************************************
389 * types_find_pointer
390 *
391 * Should look up in module based at linear whether (typeid*) exists
392 * Otherwise, we could create it locally
393 */
394 struct dbg_type types_find_pointer(const struct dbg_type* type)
395 {
396 struct type_find_t f;
397 struct dbg_type ret;
398
399 f.result = dbg_itype_none;
400 f.tag = SymTagPointerType;
401 f.u.typeid = type->id;
402 SymEnumTypes(dbg_curr_process->handle, type->module, types_cb, &f);
403 ret.module = type->module;
404 ret.id = f.result;
405 return ret;
406 }
407
408 /******************************************************************
409 * types_find_type
410 *
411 * Should look up in the module based at linear address whether a type
412 * named 'name' and with the correct tag exists
413 */
414 struct dbg_type types_find_type(unsigned long linear, const char* name, enum SymTagEnum tag)
415
416 {
417 struct type_find_t f;
418 struct dbg_type ret;
419
420 f.result = dbg_itype_none;
421 f.tag = tag;
422 f.u.name = name;
423 SymEnumTypes(dbg_curr_process->handle, linear, types_cb, &f);
424 ret.module = linear;
425 ret.id = f.result;
426 return ret;
427 }
428
429 /***********************************************************************
430 * print_value
431 *
432 * Implementation of the 'print' command.
433 */
434 void print_value(const struct dbg_lvalue* lvalue, char format, int level)
435 {
436 struct dbg_type type = lvalue->type;
437 struct dbg_lvalue lvalue_field;
438 int i;
439 DWORD tag;
440 DWORD count;
441 DWORD64 size;
442
443 if (!types_get_real_type(&type, &tag))
444 {
445 WINE_FIXME("---error\n");
446 return;
447 }
448
449 if (type.id == dbg_itype_none)
450 {
451 /* No type, just print the addr value */
452 print_bare_address(&lvalue->addr);
453 goto leave;
454 }
455
456 if (format == 'i' || format == 's' || format == 'w' || format == 'b' || format == 'g')
457 {
458 dbg_printf("Format specifier '%c' is meaningless in 'print' command\n", format);
459 format = '\0';
460 }
461
462 switch (tag)
463 {
464 case SymTagBaseType:
465 case SymTagEnum:
466 case SymTagPointerType:
467 /* FIXME: this in not 100% optimal (as we're going through the typedef handling
468 * stuff again
469 */
470 print_basic(lvalue, format);
471 break;
472 case SymTagUDT:
473 if (types_get_info(&type, TI_GET_CHILDRENCOUNT, &count))
474 {
475 char buffer[sizeof(TI_FINDCHILDREN_PARAMS) + 256 * sizeof(DWORD)];
476 TI_FINDCHILDREN_PARAMS* fcp = (TI_FINDCHILDREN_PARAMS*)buffer;
477 WCHAR* ptr;
478 char tmp[256];
479 long int tmpbuf;
480 struct dbg_type sub_type;
481
482 dbg_printf("{");
483 fcp->Start = 0;
484 while (count)
485 {
486 fcp->Count = min(count, 256);
487 if (types_get_info(&type, TI_FINDCHILDREN, fcp))
488 {
489 for (i = 0; i < min(fcp->Count, count); i++)
490 {
491 ptr = NULL;
492 sub_type.module = type.module;
493 sub_type.id = fcp->ChildId[i];
494 types_get_info(&sub_type, TI_GET_SYMNAME, &ptr);
495 if (!ptr) continue;
496 WideCharToMultiByte(CP_ACP, 0, ptr, -1, tmp, sizeof(tmp), NULL, NULL);
497 dbg_printf("%s=", tmp);
498 HeapFree(GetProcessHeap(), 0, ptr);
499 lvalue_field = *lvalue;
500 if (types_get_udt_element_lvalue(&lvalue_field, &sub_type, &tmpbuf))
501 {
502 print_value(&lvalue_field, format, level + 1);
503 }
504 if (i < min(fcp->Count, count) - 1 || count > 256) dbg_printf(", ");
505 }
506 }
507 count -= min(count, 256);
508 fcp->Start += 256;
509 }
510 dbg_printf("}");
511 }
512 break;
513 case SymTagArrayType:
514 /*
515 * Loop over all of the entries, printing stuff as we go.
516 */
517 count = 1; size = 1;
518 types_get_info(&type, TI_GET_COUNT, &count);
519 types_get_info(&type, TI_GET_LENGTH, &size);
520
521 if (size == count)
522 {
523 unsigned len;
524 char buffer[256];
525 /*
526 * Special handling for character arrays.
527 */
528 /* FIXME should check basic type here (should be a char!!!!)... */
529 len = min(count, sizeof(buffer));
530 memory_get_string(dbg_curr_process,
531 memory_to_linear_addr(&lvalue->addr),
532 lvalue->cookie == DLV_TARGET, TRUE, buffer, len);
533 dbg_printf("\"%s%s\"", buffer, (len < count) ? "..." : "");
534 break;
535 }
536 lvalue_field = *lvalue;
537 types_get_info(&type, TI_GET_TYPE, &lvalue_field.type.id);
538 dbg_printf("{");
539 for (i = 0; i < count; i++)
540 {
541 print_value(&lvalue_field, format, level + 1);
542 lvalue_field.addr.Offset += size / count;
543 dbg_printf((i == count - 1) ? "}" : ", ");
544 }
545 break;
546 case SymTagFunctionType:
547 dbg_printf("Function ");
548 print_bare_address(&lvalue->addr);
549 dbg_printf(": ");
550 types_print_type(&type, FALSE);
551 break;
552 case SymTagTypedef:
553 lvalue_field = *lvalue;
554 types_get_info(&lvalue->type, TI_GET_TYPE, &lvalue_field.type.id);
555 print_value(&lvalue_field, format, level);
556 break;
557 default:
558 WINE_FIXME("Unknown tag (%u)\n", tag);
559 RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
560 break;
561 }
562
563 leave:
564
565 if (level == 0) dbg_printf("\n");
566 }
567
568 static BOOL CALLBACK print_types_cb(PSYMBOL_INFO sym, ULONG size, void* ctx)
569 {
570 struct dbg_type type;
571 type.module = sym->ModBase;
572 type.id = sym->TypeIndex;
573 dbg_printf("Mod: %08lx ID: %08lx\n", type.module, type.id);
574 types_print_type(&type, TRUE);
575 dbg_printf("\n");
576 return TRUE;
577 }
578
579 static BOOL CALLBACK print_types_mod_cb(PCSTR mod_name, DWORD64 base, PVOID ctx)
580 {
581 return SymEnumTypes(dbg_curr_process->handle, base, print_types_cb, ctx);
582 }
583
584 int print_types(void)
585 {
586 if (!dbg_curr_process)
587 {
588 dbg_printf("No known process, cannot print types\n");
589 return 0;
590 }
591 SymEnumerateModules64(dbg_curr_process->handle, print_types_mod_cb, NULL);
592 return 0;
593 }
594
595 int types_print_type(const struct dbg_type* type, BOOL details)
596 {
597 WCHAR* ptr;
598 char tmp[256];
599 const char* name;
600 DWORD tag, udt, count;
601 struct dbg_type subtype;
602
603 if (type->id == dbg_itype_none || !types_get_info(type, TI_GET_SYMTAG, &tag))
604 {
605 dbg_printf("--invalid--<%lxh>--", type->id);
606 return FALSE;
607 }
608
609 if (types_get_info(type, TI_GET_SYMNAME, &ptr) && ptr)
610 {
611 WideCharToMultiByte(CP_ACP, 0, ptr, -1, tmp, sizeof(tmp), NULL, NULL);
612 name = tmp;
613 HeapFree(GetProcessHeap(), 0, ptr);
614 }
615 else name = "--none--";
616
617 switch (tag)
618 {
619 case SymTagBaseType:
620 if (details) dbg_printf("Basic<%s>", name); else dbg_printf("%s", name);
621 break;
622 case SymTagPointerType:
623 types_get_info(type, TI_GET_TYPE, &subtype.id);
624 subtype.module = type->module;
625 types_print_type(&subtype, FALSE);
626 dbg_printf("*");
627 break;
628 case SymTagUDT:
629 types_get_info(type, TI_GET_UDTKIND, &udt);
630 switch (udt)
631 {
632 case UdtStruct: dbg_printf("struct %s", name); break;
633 case UdtUnion: dbg_printf("union %s", name); break;
634 case UdtClass: dbg_printf("class %s", name); break;
635 default: WINE_ERR("Unsupported UDT type (%d) for %s\n", udt, name); break;
636 }
637 if (details &&
638 types_get_info(type, TI_GET_CHILDRENCOUNT, &count))
639 {
640 char buffer[sizeof(TI_FINDCHILDREN_PARAMS) + 256 * sizeof(DWORD)];
641 TI_FINDCHILDREN_PARAMS* fcp = (TI_FINDCHILDREN_PARAMS*)buffer;
642 WCHAR* ptr;
643 char tmp[256];
644 int i;
645 struct dbg_type type_elt;
646 dbg_printf(" {");
647
648 fcp->Start = 0;
649 while (count)
650 {
651 fcp->Count = min(count, 256);
652 if (types_get_info(type, TI_FINDCHILDREN, fcp))
653 {
654 for (i = 0; i < min(fcp->Count, count); i++)
655 {
656 ptr = NULL;
657 type_elt.module = type->module;
658 type_elt.id = fcp->ChildId[i];
659 types_get_info(&type_elt, TI_GET_SYMNAME, &ptr);
660 if (!ptr) continue;
661 WideCharToMultiByte(CP_ACP, 0, ptr, -1, tmp, sizeof(tmp), NULL, NULL);
662 HeapFree(GetProcessHeap(), 0, ptr);
663 dbg_printf("%s", tmp);
664 if (types_get_info(&type_elt, TI_GET_TYPE, &type_elt.id))
665 {
666 dbg_printf(":");
667 types_print_type(&type_elt, details);
668 }
669 if (i < min(fcp->Count, count) - 1 || count > 256) dbg_printf(", ");
670 }
671 }
672 count -= min(count, 256);
673 fcp->Start += 256;
674 }
675 dbg_printf("}");
676 }
677 break;
678 case SymTagArrayType:
679 types_get_info(type, TI_GET_TYPE, &subtype.id);
680 subtype.module = type->module;
681 types_print_type(&subtype, details);
682 if (types_get_info(type, TI_GET_COUNT, &count))
683 dbg_printf(" %s[%d]", name, count);
684 else
685 dbg_printf(" %s[]", name);
686 break;
687 case SymTagEnum:
688 dbg_printf("enum %s", name);
689 break;
690 case SymTagFunctionType:
691 types_get_info(type, TI_GET_TYPE, &subtype.id);
692 /* is the returned type the same object as function sig itself ? */
693 if (subtype.id != type->id)
694 {
695 subtype.module = type->module;
696 types_print_type(&subtype, FALSE);
697 }
698 else
699 {
700 dbg_printf("<ret_type=self>");
701 }
702 dbg_printf(" (*%s)(", name);
703 if (types_get_info(type, TI_GET_CHILDRENCOUNT, &count))
704 {
705 char buffer[sizeof(TI_FINDCHILDREN_PARAMS) + 256 * sizeof(DWORD)];
706 TI_FINDCHILDREN_PARAMS* fcp = (TI_FINDCHILDREN_PARAMS*)buffer;
707 int i;
708
709 fcp->Start = 0;
710 if (!count) dbg_printf("void");
711 else while (count)
712 {
713 fcp->Count = min(count, 256);
714 if (types_get_info(type, TI_FINDCHILDREN, fcp))
715 {
716 for (i = 0; i < min(fcp->Count, count); i++)
717 {
718 subtype.id = fcp->ChildId[i];
719 types_get_info(&subtype, TI_GET_TYPE, &subtype.id);
720 types_print_type(&subtype, FALSE);
721 if (i < min(fcp->Count, count) - 1 || count > 256) dbg_printf(", ");
722 }
723 }
724 count -= min(count, 256);
725 fcp->Start += 256;
726 }
727 }
728 dbg_printf(")");
729 break;
730 case SymTagTypedef:
731 dbg_printf("%s", name);
732 break;
733 default:
734 WINE_ERR("Unknown type %u for %s\n", tag, name);
735 break;
736 }
737
738 return TRUE;
739 }
740
741 /* helper to typecast pInfo to its expected type (_t) */
742 #define X(_t) (*((_t*)pInfo))
743
744 BOOL types_get_info(const struct dbg_type* type, IMAGEHLP_SYMBOL_TYPE_INFO ti, void* pInfo)
745 {
746 if (type->id == dbg_itype_none) return FALSE;
747 if (type->module != 0)
748 {
749 DWORD ret, tag, bt;
750 ret = SymGetTypeInfo(dbg_curr_process->handle, type->module, type->id, ti, pInfo);
751 if (!ret &&
752 SymGetTypeInfo(dbg_curr_process->handle, type->module, type->id, TI_GET_SYMTAG, &tag) &&
753 tag == SymTagBaseType &&
754 SymGetTypeInfo(dbg_curr_process->handle, type->module, type->id, TI_GET_BASETYPE, &bt))
755 {
756 static const WCHAR voidW[] = {'v','o','i','d','\0'};
757 static const WCHAR charW[] = {'c','h','a','r','\0'};
758 static const WCHAR wcharW[] = {'W','C','H','A','R','\0'};
759 static const WCHAR intW[] = {'i','n','t','\0'};
760 static const WCHAR uintW[] = {'u','n','s','i','g','n','e','d',' ','i','n','t','\0'};
761 static const WCHAR floatW[] = {'f','l','o','a','t','\0'};
762 static const WCHAR boolW[] = {'b','o','o','l','\0'};
763 static const WCHAR longW[] = {'l','o','n','g',' ','i','n','t','\0'};
764 static const WCHAR ulongW[] = {'u','n','s','i','g','n','e','d',' ','l','o','n','g',' ','i','n','t','\0'};
765 static const WCHAR complexW[] = {'c','o','m','p','l','e','x','\0'};
766 const WCHAR* name = NULL;
767
768 switch (bt)
769 {
770 case btVoid: name = voidW; break;
771 case btChar: name = charW; break;
772 case btWChar: name = wcharW; break;
773 case btInt: name = intW; break;
774 case btUInt: name = uintW; break;
775 case btFloat: name = floatW; break;
776 case btBool: name = boolW; break;
777 case btLong: name = longW; break;
778 case btULong: name = ulongW; break;
779 case btComplex: name = complexW; break;
780 default: WINE_FIXME("Unsupported basic type %u\n", bt); return FALSE;
781 }
782 X(WCHAR*) = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(name) + 1) * sizeof(WCHAR));
783 if (X(WCHAR*))
784 {
785 lstrcpyW(X(WCHAR*), name);
786 ret = TRUE;
787 }
788 }
789 return ret;
790 }
791
792 assert(type->id >= dbg_itype_first);
793
794 switch (type->id)
795 {
796 case dbg_itype_unsigned_long_int:
797 switch (ti)
798 {
799 case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
800 case TI_GET_LENGTH: X(DWORD64) = ADDRSIZE; break;
801 case TI_GET_BASETYPE: X(DWORD) = btUInt; break;
802 default: WINE_FIXME("unsupported %u for u-long int\n", ti); return FALSE;
803 }
804 break;
805 case dbg_itype_signed_long_int:
806 switch (ti)
807 {
808 case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
809 case TI_GET_LENGTH: X(DWORD64) = ADDRSIZE; break;
810 case TI_GET_BASETYPE: X(DWORD) = btInt; break;
811 default: WINE_FIXME("unsupported %u for s-long int\n", ti); return FALSE;
812 }
813 break;
814 case dbg_itype_unsigned_int:
815 switch (ti)
816 {
817 case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
818 case TI_GET_LENGTH: X(DWORD64) = 4; break;
819 case TI_GET_BASETYPE: X(DWORD) = btUInt; break;
820 default: WINE_FIXME("unsupported %u for u-int\n", ti); return FALSE;
821 }
822 break;
823 case dbg_itype_signed_int:
824 switch (ti)
825 {
826 case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
827 case TI_GET_LENGTH: X(DWORD64) = 4; break;
828 case TI_GET_BASETYPE: X(DWORD) = btInt; break;
829 default: WINE_FIXME("unsupported %u for s-int\n", ti); return FALSE;
830 }
831 break;
832 case dbg_itype_unsigned_short_int:
833 switch (ti)
834 {
835 case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
836 case TI_GET_LENGTH: X(DWORD64) = 2; break;
837 case TI_GET_BASETYPE: X(DWORD) = btUInt; break;
838 default: WINE_FIXME("unsupported %u for u-short int\n", ti); return FALSE;
839 }
840 break;
841 case dbg_itype_signed_short_int:
842 switch (ti)
843 {
844 case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
845 case TI_GET_LENGTH: X(DWORD64) = 2; break;
846 case TI_GET_BASETYPE: X(DWORD) = btInt; break;
847 default: WINE_FIXME("unsupported %u for s-short int\n", ti); return FALSE;
848 }
849 break;
850 case dbg_itype_unsigned_char_int:
851 switch (ti)
852 {
853 case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
854 case TI_GET_LENGTH: X(DWORD64) = 1; break;
855 case TI_GET_BASETYPE: X(DWORD) = btUInt; break;
856 default: WINE_FIXME("unsupported %u for u-char int\n", ti); return FALSE;
857 }
858 break;
859 case dbg_itype_signed_char_int:
860 switch (ti)
861 {
862 case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
863 case TI_GET_LENGTH: X(DWORD64) = 1; break;
864 case TI_GET_BASETYPE: X(DWORD) = btInt; break;
865 default: WINE_FIXME("unsupported %u for s-char int\n", ti); return FALSE;
866 }
867 break;
868 case dbg_itype_char:
869 switch (ti)
870 {
871 case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
872 case TI_GET_LENGTH: X(DWORD64) = 1; break;
873 case TI_GET_BASETYPE: X(DWORD) = btChar; break;
874 default: WINE_FIXME("unsupported %u for char int\n", ti); return FALSE;
875 }
876 break;
877 case dbg_itype_astring:
878 switch (ti)
879 {
880 case TI_GET_SYMTAG: X(DWORD) = SymTagPointerType; break;
881 case TI_GET_LENGTH: X(DWORD64) = ADDRSIZE; break;
882 case TI_GET_TYPE: X(DWORD) = dbg_itype_char; break;
883 default: WINE_FIXME("unsupported %u for a string\n", ti); return FALSE;
884 }
885 break;
886 case dbg_itype_segptr:
887 switch (ti)
888 {
889 case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
890 case TI_GET_LENGTH: X(DWORD64) = 4; break;
891 case TI_GET_BASETYPE: X(DWORD) = btInt; break;
892 default: WINE_FIXME("unsupported %u for seg-ptr\n", ti); return FALSE;
893 }
894 break;
895 default: WINE_FIXME("unsupported type id 0x%lx\n", type->id);
896 }
897
898 #undef X
899 return TRUE;
900 }
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