2 * File stabs.c - read stabs information from the modules
4 * Copyright (C) 1996, Eric Youngdale.
5 * 1999-2005, Eric Pouech
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 * Maintenance Information
23 * -----------------------
25 * For documentation on the stabs format see for example
26 * The "stabs" debug format
27 * by Julia Menapace, Jim Kingdon, David Mackenzie
29 * available (hopefully) from http://sources.redhat.com/gdb/onlinedocs
33 #include "wine/port.h"
35 #include <sys/types.h>
37 #ifdef HAVE_SYS_STAT_H
38 # include <sys/stat.h>
40 #ifdef HAVE_SYS_MMAN_H
51 #define PATH_MAX MAX_PATH
56 #ifdef HAVE_MACH_O_NLIST_H
57 # include <mach-o/nlist.h>
64 #include "dbghelp_private.h"
66 #include "wine/debug.h"
68 WINE_DEFAULT_DEBUG_CHANNEL(dbghelp_stabs
);
70 #define strtoull _strtoui64
72 /* Masks for n_type field */
83 /* Values for (n_type & N_TYPE) */
118 struct stab_nlist
* n_next
;
121 unsigned char n_type
;
124 unsigned long n_value
;
127 static void stab_strcpy(char* dest
, int sz
, const char* source
)
131 * A strcpy routine that stops when we hit the ':' character.
132 * Faster than copying the whole thing, and then nuking the
134 * Takes also care of (valid) a::b constructs
136 while (*source
!= '\0')
138 if (source
[0] != ':' && sz
-- > 0) *ptr
++ = *source
++;
139 else if (source
[1] == ':' && (sz
-= 2) > 0)
147 /* GCC emits, in some cases, a .<digit>+ suffix.
148 * This is used for static variable inside functions, so
149 * that we can have several such variables with same name in
150 * the same compilation unit
151 * We simply ignore that suffix when present (we also get rid
152 * of it in ELF symtab parsing)
154 if (ptr
>= dest
&& isdigit(*ptr
))
156 while (ptr
> dest
&& isdigit(*ptr
)) ptr
--;
157 if (*ptr
== '.') *ptr
= '\0';
166 struct symt
** vector
;
170 #define MAX_INCLUDES 5120
172 static include_def
* include_defs
= NULL
;
173 static int num_include_def
= 0;
174 static int num_alloc_include_def
= 0;
175 static int cu_include_stack
[MAX_INCLUDES
];
176 static int cu_include_stk_idx
= 0;
177 static struct symt
** cu_vector
= NULL
;
178 static int cu_nrofentries
= 0;
179 static struct symt_basic
* stabs_basic
[36];
181 static int stabs_new_include(const char* file
, unsigned long val
)
183 if (num_include_def
== num_alloc_include_def
)
187 num_alloc_include_def
= 256;
188 include_defs
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
,
189 sizeof(include_defs
[0]) * num_alloc_include_def
);
193 num_alloc_include_def
*= 2;
194 include_defs
= HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, include_defs
,
195 sizeof(include_defs
[0]) * num_alloc_include_def
);
198 include_defs
[num_include_def
].name
= strcpy(HeapAlloc(GetProcessHeap(), 0, strlen(file
) + 1), file
);
199 include_defs
[num_include_def
].value
= val
;
200 include_defs
[num_include_def
].vector
= NULL
;
201 include_defs
[num_include_def
].nrofentries
= 0;
203 return num_include_def
++;
206 static int stabs_find_include(const char* file
, unsigned long val
)
210 for (i
= 0; i
< num_include_def
; i
++)
212 if (val
== include_defs
[i
].value
&&
213 strcmp(file
, include_defs
[i
].name
) == 0)
219 static int stabs_add_include(int idx
)
221 if (idx
< 0) return -1;
222 cu_include_stk_idx
++;
224 /* if this happens, just bump MAX_INCLUDES */
225 /* we could also handle this as another dynarray */
226 assert(cu_include_stk_idx
< MAX_INCLUDES
);
227 cu_include_stack
[cu_include_stk_idx
] = idx
;
228 return cu_include_stk_idx
;
231 static void stabs_reset_includes(void)
234 * The struct symt:s that we would need to use are reset when
235 * we start a new file. (at least the ones in filenr == 0)
237 cu_include_stk_idx
= 0;/* keep 0 as index for the .c file itself */
238 memset(cu_vector
, 0, sizeof(cu_vector
[0]) * cu_nrofentries
);
241 static void stabs_free_includes(void)
245 stabs_reset_includes();
246 for (i
= 0; i
< num_include_def
; i
++)
248 HeapFree(GetProcessHeap(), 0, include_defs
[i
].name
);
249 HeapFree(GetProcessHeap(), 0, include_defs
[i
].vector
);
251 HeapFree(GetProcessHeap(), 0, include_defs
);
254 num_alloc_include_def
= 0;
255 HeapFree(GetProcessHeap(), 0, cu_vector
);
260 static struct symt
** stabs_find_ref(long filenr
, long subnr
)
264 /* FIXME: I could perhaps create a dummy include_def for each compilation
265 * unit which would allow not to handle those two cases separately
269 if (cu_nrofentries
<= subnr
)
271 cu_nrofentries
= max( cu_nrofentries
* 2, subnr
+ 1 );
273 cu_vector
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
,
274 sizeof(cu_vector
[0]) * cu_nrofentries
);
276 cu_vector
= HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
,
277 cu_vector
, sizeof(cu_vector
[0]) * cu_nrofentries
);
279 ret
= &cu_vector
[subnr
];
285 assert(filenr
<= cu_include_stk_idx
);
286 idef
= &include_defs
[cu_include_stack
[filenr
]];
288 if (idef
->nrofentries
<= subnr
)
290 idef
->nrofentries
= max( idef
->nrofentries
* 2, subnr
+ 1 );
292 idef
->vector
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
,
293 sizeof(idef
->vector
[0]) * idef
->nrofentries
);
295 idef
->vector
= HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
,
296 idef
->vector
, sizeof(idef
->vector
[0]) * idef
->nrofentries
);
298 ret
= &idef
->vector
[subnr
];
300 TRACE("(%ld,%ld) => %p (%p)\n", filenr
, subnr
, ret
, *ret
);
304 static struct symt
** stabs_read_type_enum(const char** x
)
314 filenr
= strtol(iter
, &end
, 10); /* <int> */
315 iter
= ++end
; /* ',' */
316 subnr
= strtol(iter
, &end
, 10); /* <int> */
317 iter
= ++end
; /* ')' */
322 subnr
= strtol(iter
, &end
, 10); /* <int> */
326 return stabs_find_ref(filenr
, subnr
);
330 struct ParseTypedefData
335 struct module
* module
;
347 static void stabs_pts_push(struct ParseTypedefData
* ptd
, unsigned line
)
349 assert(ptd
->err_idx
< sizeof(ptd
->errors
) / sizeof(ptd
->errors
[0]));
350 ptd
->errors
[ptd
->err_idx
].line
= line
;
351 ptd
->errors
[ptd
->err_idx
].ptr
= ptd
->ptr
;
354 #define PTS_ABORTIF(ptd, t) do { if (t) { stabs_pts_push((ptd), __LINE__); return -1;} } while (0)
356 #define PTS_ABORTIF(ptd, t) do { if (t) return -1; } while (0)
359 static int stabs_get_basic(struct ParseTypedefData
* ptd
, unsigned basic
, struct symt
** symt
)
361 PTS_ABORTIF(ptd
, basic
>= sizeof(stabs_basic
) / sizeof(stabs_basic
[0]));
363 if (!stabs_basic
[basic
])
367 case 1: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btInt
, "int", 4); break;
368 case 2: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btChar
, "char", 1); break;
369 case 3: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btInt
, "short int", 2); break;
370 case 4: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btInt
, "long int", 4); break;
371 case 5: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btUInt
, "unsigned char", 1); break;
372 case 6: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btInt
, "signed char", 1); break;
373 case 7: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btUInt
, "unsigned short int", 2); break;
374 case 8: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btUInt
, "unsigned int", 4); break;
375 case 9: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btUInt
, "unsigned", 2); break;
376 case 10: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btUInt
, "unsigned long int", 2); break;
377 case 11: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btVoid
, "void", 0); break;
378 case 12: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btFloat
, "float", 4); break;
379 case 13: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btFloat
, "double", 8); break;
380 case 14: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btFloat
, "long double", 12); break;
381 case 15: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btInt
, "integer", 4); break;
382 case 16: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btBool
, "bool", 1); break;
383 /* case 17: short real */
385 case 25: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btComplex
, "float complex", 8); break;
386 case 26: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btComplex
, "double complex", 16); break;
387 case 30: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btWChar
, "wchar_t", 2); break;
388 case 31: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btInt
, "long long int", 8); break;
389 case 32: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btUInt
, "long long unsigned", 8); break;
390 /* starting at 35 are wine extensions (especially for R implementation) */
391 case 35: stabs_basic
[basic
] = symt_new_basic(ptd
->module
, btComplex
, "long double complex", 24); break;
392 default: PTS_ABORTIF(ptd
, 1);
395 *symt
= &stabs_basic
[basic
]->symt
;
399 static int stabs_pts_read_type_def(struct ParseTypedefData
* ptd
,
400 const char* typename
, struct symt
** dt
);
402 static int stabs_pts_read_id(struct ParseTypedefData
* ptd
)
404 const char* first
= ptd
->ptr
;
405 unsigned int template = 0;
408 while ((ch
= *ptd
->ptr
++) != '\0')
415 unsigned int len
= ptd
->ptr
- first
- 1;
416 PTS_ABORTIF(ptd
, len
>= sizeof(ptd
->buf
) - ptd
->idx
);
417 memcpy(ptd
->buf
+ ptd
->idx
, first
, len
);
418 ptd
->buf
[ptd
->idx
+ len
] = '\0';
423 case '<': template++; break;
424 case '>': PTS_ABORTIF(ptd
, template == 0); template--; break;
430 static int stabs_pts_read_number(struct ParseTypedefData
* ptd
, long* v
)
434 *v
= strtol(ptd
->ptr
, &last
, 10);
435 PTS_ABORTIF(ptd
, last
== ptd
->ptr
);
440 static int stabs_pts_read_type_reference(struct ParseTypedefData
* ptd
,
441 long* filenr
, long* subnr
)
443 if (*ptd
->ptr
== '(')
445 /* '(' <int> ',' <int> ')' */
447 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, filenr
) == -1);
448 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
449 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, subnr
) == -1);
450 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ')');
455 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, subnr
) == -1);
460 struct pts_range_value
466 static int stabs_pts_read_range_value(struct ParseTypedefData
* ptd
, struct pts_range_value
* prv
)
473 while (*ptd
->ptr
== '0') ptd
->ptr
++;
474 if (*ptd
->ptr
>= '1' && *ptd
->ptr
<= '7')
479 PTS_ABORTIF(ptd
, ptd
->ptr
[0] != '1');
482 while (isdigit(*ptd
->ptr
)) prv
->val
= (prv
->val
<< 3) + *ptd
->ptr
++ - '0';
487 while (isdigit(*ptd
->ptr
)) prv
->val
= (prv
->val
<< 3) + *ptd
->ptr
++ - '0';
489 default: PTS_ABORTIF(ptd
, 1); break;
491 } else prv
->sign
= 0;
495 prv
->val
= strtoull(++ptd
->ptr
, &last
, 10);
501 prv
->val
= strtoull(ptd
->ptr
, &last
, 10);
508 static int stabs_pts_read_range(struct ParseTypedefData
* ptd
, const char* typename
,
512 struct pts_range_value lo
;
513 struct pts_range_value hi
;
519 /* type ';' <int> ';' <int> ';' */
520 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &ref
) == -1);
521 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
522 PTS_ABORTIF(ptd
, stabs_pts_read_range_value(ptd
, &lo
) == -1);
523 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
524 PTS_ABORTIF(ptd
, stabs_pts_read_range_value(ptd
, &hi
) == -1);
525 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
527 /* basically, we don't use ref... in some cases, for example, float is declared
528 * as a derived type of int... which won't help us... so we guess the types
529 * from the various formats
531 if (lo
.sign
== 0 && hi
.sign
< 0)
536 else if (lo
.sign
< 0 && hi
.sign
== 0)
541 else if (lo
.sign
> 0 && hi
.sign
== 0)
546 else if (lo
.sign
< 0 && hi
.sign
> 0)
549 for (i
= 7; i
< 64; i
+= 8)
551 if (lo
.val
== v
&& hi
.val
== v
- 1)
559 PTS_ABORTIF(ptd
, i
>= 64);
561 else if (lo
.sign
== 0 && hi
.sign
> 0)
563 if (hi
.val
== 127) /* specific case for char... */
571 for (i
= 8; i
<= 64; i
+= 8)
581 PTS_ABORTIF(ptd
, i
> 64);
584 else PTS_ABORTIF(ptd
, 1);
586 *dt
= &symt_new_basic(ptd
->module
, bt
, typename
, size
)->symt
;
590 static inline int stabs_pts_read_method_info(struct ParseTypedefData
* ptd
)
598 /* get type of return value */
599 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &dt
) == -1);
600 if (*ptd
->ptr
== ';') ptd
->ptr
++;
602 /* get types of parameters */
603 if (*ptd
->ptr
== ':')
605 PTS_ABORTIF(ptd
, !(tmp
= strchr(ptd
->ptr
+ 1, ';')));
608 PTS_ABORTIF(ptd
, !(*ptd
->ptr
>= '0' && *ptd
->ptr
<= '9'));
610 PTS_ABORTIF(ptd
, !(ptd
->ptr
[0] >= 'A' && *ptd
->ptr
<= 'D'));
612 PTS_ABORTIF(ptd
, mthd
!= '.' && mthd
!= '?' && mthd
!= '*');
619 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &ofs
) == -1);
620 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
621 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &dt
) == -1);
622 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
624 } while (*ptd
->ptr
!= ';');
630 static inline int stabs_pts_read_aggregate(struct ParseTypedefData
* ptd
,
631 struct symt_udt
* sdt
)
635 struct symt
* dt
= NULL
;
639 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &sz
) == -1);
641 doadd
= symt_set_udt_size(ptd
->module
, sdt
, sz
);
642 if (*ptd
->ptr
== '!') /* C++ inheritence */
647 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &num_classes
) == -1);
648 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
649 while (--num_classes
>= 0)
651 ptd
->ptr
+= 2; /* skip visibility and inheritence */
652 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &ofs
) == -1);
653 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
655 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &adt
) == -1);
662 strcpy(tmp
, "__inherited_class_");
663 strcat(tmp
, symt_get_name(adt
));
665 /* FIXME: TI_GET_LENGTH will not always work, especially when adt
666 * has just been seen as a forward definition and not the real stuff
668 * As we don't use much the size of members in structs, this may not
669 * be much of a problem
671 symt_get_info(ptd
->module
, adt
, TI_GET_LENGTH
, &size
);
672 symt_add_udt_element(ptd
->module
, sdt
, tmp
, adt
, ofs
, (DWORD
)size
* 8);
674 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
678 /* if the structure has already been filled, just redo the parsing
679 * but don't store results into the struct
680 * FIXME: there's a quite ugly memory leak in there...
683 /* Now parse the individual elements of the structure/union. */
684 while (*ptd
->ptr
!= ';')
686 /* agg_name : type ',' <int:offset> ',' <int:size> */
689 if (ptd
->ptr
[0] == '$' && ptd
->ptr
[1] == 'v')
693 if (ptd
->ptr
[2] == 'f')
695 /* C++ virtual method table */
697 stabs_read_type_enum(&ptd
->ptr
);
698 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ':');
699 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &dt
) == -1);
700 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
701 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &x
) == -1);
702 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
706 else if (ptd
->ptr
[2] == 'b')
709 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &dt
) == -1);
710 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ':');
711 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &dt
) == -1);
712 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
713 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &x
) == -1);
714 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
720 PTS_ABORTIF(ptd
, stabs_pts_read_id(ptd
) == -1);
721 /* Ref. TSDF R2.130 Section 7.4. When the field name is a method name
722 * it is followed by two colons rather than one.
724 if (*ptd
->ptr
== ':')
727 stabs_pts_read_method_info(ptd
);
733 /* skip C++ member protection /0 /1 or /2 */
734 if (*ptd
->ptr
== '/') ptd
->ptr
+= 2;
736 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &adt
) == -1);
741 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &ofs
) == -1);
742 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
743 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &sz
) == -1);
744 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
746 if (doadd
) symt_add_udt_element(ptd
->module
, sdt
, ptd
->buf
+ idx
, adt
, ofs
, sz
);
751 /* method parameters... terminated by ';' */
752 PTS_ABORTIF(ptd
, !(tmp
= strchr(ptd
->ptr
, ';')));
757 PTS_ABORTIF(ptd
, TRUE
);
761 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
762 if (*ptd
->ptr
== '~')
765 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != '%');
766 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &dt
) == -1);
767 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
772 static inline int stabs_pts_read_enum(struct ParseTypedefData
* ptd
,
773 struct symt_enum
* edt
)
778 while (*ptd
->ptr
!= ';')
781 PTS_ABORTIF(ptd
, stabs_pts_read_id(ptd
) == -1);
782 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &value
) == -1);
783 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
784 symt_add_enum_element(ptd
->module
, edt
, ptd
->buf
+ idx
, value
);
791 static inline int stabs_pts_read_array(struct ParseTypedefData
* ptd
,
795 struct symt
* range_dt
;
796 struct symt
* base_dt
;
798 /* ar<typeinfo_nodef>;<int>;<int>;<typeinfo> */
800 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != 'r');
802 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &range_dt
) == -1);
803 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
804 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &lo
) == -1);
805 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
806 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &hi
) == -1);
807 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
809 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &base_dt
) == -1);
811 *adt
= &symt_new_array(ptd
->module
, lo
, hi
, base_dt
, range_dt
)->symt
;
815 static int stabs_pts_read_type_def(struct ParseTypedefData
* ptd
, const char* typename
,
816 struct symt
** ret_dt
)
820 struct symt
* new_dt
= NULL
; /* newly created data type */
821 struct symt
* ref_dt
; /* referenced data type (pointer...) */
822 long filenr1
, subnr1
, tmp
;
824 /* things are a bit complicated because of the way the typedefs are stored inside
825 * the file, because addresses can change when realloc is done, so we must call
826 * over and over stabs_find_ref() to keep the correct values around
828 PTS_ABORTIF(ptd
, stabs_pts_read_type_reference(ptd
, &filenr1
, &subnr1
) == -1);
830 while (*ptd
->ptr
== '=')
833 PTS_ABORTIF(ptd
, new_dt
!= NULL
);
835 /* first handle attribute if any */
839 if (*++ptd
->ptr
== 's')
842 if (stabs_pts_read_number(ptd
, &sz
) == -1)
844 ERR("Not an attribute... NIY\n");
848 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
852 /* then the real definitions */
857 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &ref_dt
) == -1);
858 new_dt
= &symt_new_pointer(ptd
->module
, ref_dt
)->symt
;
860 case 'k': /* 'const' modifier */
861 case 'B': /* 'volatile' modifier */
862 /* just kinda ignore the modifier, I guess -gmt */
863 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, typename
, &new_dt
) == -1);
867 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, typename
, &new_dt
) == -1);
870 PTS_ABORTIF(ptd
, stabs_pts_read_array(ptd
, &new_dt
) == -1);
873 PTS_ABORTIF(ptd
, stabs_pts_read_range(ptd
, typename
, &new_dt
) == -1);
874 assert(!*stabs_find_ref(filenr1
, subnr1
));
875 *stabs_find_ref(filenr1
, subnr1
) = new_dt
;
878 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &ref_dt
) == -1);
879 new_dt
= &symt_new_function_signature(ptd
->module
, ref_dt
, -1)->symt
;
882 stabs_get_basic(ptd
, 1 /* int */, &ref_dt
);
883 new_dt
= &symt_new_enum(ptd
->module
, typename
, ref_dt
)->symt
;
884 PTS_ABORTIF(ptd
, stabs_pts_read_enum(ptd
, (struct symt_enum
*)new_dt
) == -1);
889 struct symt_udt
* udt
;
890 enum UdtKind kind
= (ptd
->ptr
[-1] == 's') ? UdtStruct
: UdtUnion
;
891 /* udt can have been already defined in a forward definition */
892 udt
= (struct symt_udt
*)*stabs_find_ref(filenr1
, subnr1
);
895 udt
= symt_new_udt(ptd
->module
, typename
, 0, kind
);
896 /* we need to set it here, because a struct can hold a pointer
899 new_dt
= *stabs_find_ref(filenr1
, subnr1
) = &udt
->symt
;
904 if (udt
->symt
.tag
!= SymTagUDT
)
906 ERR("Forward declaration (%p/%s) is not an aggregate (%u)\n",
907 udt
, symt_get_name(&udt
->symt
), udt
->symt
.tag
);
910 /* FIXME: we currently don't correctly construct nested C++
911 * classes names. Therefore, we could be here with either:
912 * - typename and udt->hash_elt.name being the same string
913 * (non embedded case)
914 * - typename being foo::bar while udt->hash_elt.name being
916 * So, we twist the comparison to test both occurrences. When
917 * we have proper C++ types in this file, this twist has to be
920 l1
= strlen(udt
->hash_elt
.name
);
921 l2
= strlen(typename
);
922 if (l1
> l2
|| strcmp(udt
->hash_elt
.name
, typename
+ l2
- l1
))
923 ERR("Forward declaration name mismatch %s <> %s\n",
924 udt
->hash_elt
.name
, typename
);
927 PTS_ABORTIF(ptd
, stabs_pts_read_aggregate(ptd
, udt
) == -1);
933 PTS_ABORTIF(ptd
, stabs_pts_read_id(ptd
) == -1);
937 stabs_get_basic(ptd
, 1 /* int */, &ref_dt
);
938 new_dt
= &symt_new_enum(ptd
->module
, ptd
->buf
+ idx
, ref_dt
)->symt
;
941 new_dt
= &symt_new_udt(ptd
->module
, ptd
->buf
+ idx
, 0, UdtStruct
)->symt
;
944 new_dt
= &symt_new_udt(ptd
->module
, ptd
->buf
+ idx
, 0, UdtUnion
)->symt
;
953 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &tmp
) == -1);
954 PTS_ABORTIF(ptd
, stabs_get_basic(ptd
, tmp
, &new_dt
) == -1);
955 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';');
959 if (*ptd
->ptr
== '#')
962 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &ref_dt
) == -1);
963 new_dt
= &symt_new_function_signature(ptd
->module
, ref_dt
, -1)->symt
;
970 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &cls_dt
) == -1);
971 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ',');
972 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &ref_dt
) == -1);
973 new_dt
= &symt_new_function_signature(ptd
->module
, ref_dt
, -1)->symt
;
974 while (*ptd
->ptr
== ',')
977 PTS_ABORTIF(ptd
, stabs_pts_read_type_def(ptd
, NULL
, &pmt_dt
) == -1);
986 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &type
) == -1);
987 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
988 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &len
) == -1);
989 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
990 PTS_ABORTIF(ptd
, stabs_pts_read_number(ptd
, &unk
) == -1);
991 PTS_ABORTIF(ptd
, *ptd
->ptr
++ != ';'); /* ';' */
993 switch (type
) /* see stabs_get_basic for the details */
995 case 1: basic
= 12; break;
996 case 2: basic
= 13; break;
997 case 3: basic
= 25; break;
998 case 4: basic
= 26; break;
999 case 5: basic
= 35; break;
1000 case 6: basic
= 14; break;
1001 default: PTS_ABORTIF(ptd
, 1);
1003 PTS_ABORTIF(ptd
, stabs_get_basic(ptd
, basic
, &new_dt
) == -1);
1007 ERR("Unknown type '%c'\n", ptd
->ptr
[-1]);
1014 /* is it a forward declaration that has been filled ? */
1015 new_dt
= *stabs_find_ref(filenr1
, subnr1
);
1016 /* if not, this should be void (which is defined as a ref to itself, but we
1017 * don't correctly catch it)
1019 if (!new_dt
&& typename
)
1021 new_dt
= &symt_new_basic(ptd
->module
, btVoid
, typename
, 0)->symt
;
1022 PTS_ABORTIF(ptd
, strcmp(typename
, "void"));
1026 *stabs_find_ref(filenr1
, subnr1
) = *ret_dt
= new_dt
;
1028 TRACE("Adding (%ld,%ld) %s\n", filenr1
, subnr1
, debugstr_a(typename
));
1033 static int stabs_parse_typedef(struct module
* module
, const char* ptr
,
1034 const char* typename
)
1036 struct ParseTypedefData ptd
;
1040 /* check for already existing definition */
1042 TRACE("%s => %s\n", typename
, debugstr_a(ptr
));
1043 ptd
.module
= module
;
1048 for (ptd
.ptr
= ptr
- 1; ;)
1050 ptd
.ptr
= strchr(ptd
.ptr
+ 1, ':');
1051 if (ptd
.ptr
== NULL
|| *++ptd
.ptr
!= ':') break;
1055 if (*ptd
.ptr
!= '(') ptd
.ptr
++;
1056 /* most of type definitions take one char, except Tt */
1057 if (*ptd
.ptr
!= '(') ptd
.ptr
++;
1058 ret
= stabs_pts_read_type_def(&ptd
, typename
, &dt
);
1061 if (ret
== -1 || *ptd
.ptr
)
1065 TRACE("Failure on %s\n", debugstr_a(ptr
));
1068 for (i
= 0; i
< ptd
.err_idx
; i
++)
1070 TRACE("[%d]: line %d => %s\n",
1071 i
, ptd
.errors
[i
].line
, debugstr_a(ptd
.errors
[i
].ptr
));
1075 TRACE("[0]: => %s\n", debugstr_a(ptd
.ptr
));
1078 ERR("Failure on %s at %s\n", debugstr_a(ptr
), debugstr_a(ptd
.ptr
));
1086 static struct symt
* stabs_parse_type(const char* stab
)
1088 const char* c
= stab
- 1;
1091 * Look through the stab definition, and figure out what struct symt
1092 * this represents. If we have something we know about, assign the
1094 * According to "The \"stabs\" debug format" (Rev 2.130) the name may be
1095 * a C++ name and contain double colons e.g. foo::bar::baz:t5=*6.
1099 if ((c
= strchr(c
+ 1, ':')) == NULL
) return NULL
;
1100 } while (*++c
== ':');
1103 * The next characters say more about the type (i.e. data, function, etc)
1104 * of symbol. Skip them. (C++ for example may have Tt).
1105 * Actually this is a very weak description; I think Tt is the only
1106 * multiple combination we should see.
1108 while (*c
&& *c
!= '(' && !isdigit(*c
))
1111 * The next is either an integer or a (integer,integer).
1112 * The stabs_read_type_enum() takes care that stab_types is large enough.
1114 return *stabs_read_type_enum(&c
);
1117 enum pending_obj_kind
1123 struct pending_loc_var
1128 struct location loc
;
1135 unsigned long offset
;
1136 unsigned long load_offset
;
1139 struct pending_object
1141 enum pending_obj_kind tag
;
1143 struct pending_loc_var var
;
1144 struct pending_line line
;
1150 struct pending_object
* objs
;
1155 static inline void pending_make_room(struct pending_list
* pending
)
1157 if (pending
->num
== pending
->allocated
)
1161 pending
->allocated
= 8;
1162 pending
->objs
= HeapAlloc(GetProcessHeap(), 0,
1163 pending
->allocated
* sizeof(pending
->objs
[0]));
1167 pending
->allocated
*= 2;
1168 pending
->objs
= HeapReAlloc(GetProcessHeap(), 0, pending
->objs
,
1169 pending
->allocated
* sizeof(pending
->objs
[0]));
1174 static inline void pending_add_var(struct pending_list
* pending
, const char* name
,
1175 enum DataKind dt
, const struct location
* loc
)
1177 pending_make_room(pending
);
1178 pending
->objs
[pending
->num
].tag
= PENDING_VAR
;
1179 stab_strcpy(pending
->objs
[pending
->num
].u
.var
.name
,
1180 sizeof(pending
->objs
[pending
->num
].u
.var
.name
), name
);
1181 pending
->objs
[pending
->num
].u
.var
.type
= stabs_parse_type(name
);
1182 pending
->objs
[pending
->num
].u
.var
.kind
= dt
;
1183 pending
->objs
[pending
->num
].u
.var
.loc
= *loc
;
1187 static inline void pending_add_line(struct pending_list
* pending
, int source_idx
,
1188 int line_num
, unsigned long offset
,
1189 unsigned long load_offset
)
1191 pending_make_room(pending
);
1192 pending
->objs
[pending
->num
].tag
= PENDING_LINE
;
1193 pending
->objs
[pending
->num
].u
.line
.source_idx
= source_idx
;
1194 pending
->objs
[pending
->num
].u
.line
.line_num
= line_num
;
1195 pending
->objs
[pending
->num
].u
.line
.offset
= offset
;
1196 pending
->objs
[pending
->num
].u
.line
.load_offset
= load_offset
;
1200 static void pending_flush(struct pending_list
* pending
, struct module
* module
,
1201 struct symt_function
* func
, struct symt_block
* block
)
1205 for (i
= 0; i
< pending
->num
; i
++)
1207 switch (pending
->objs
[i
].tag
)
1210 symt_add_func_local(module
, func
,
1211 pending
->objs
[i
].u
.var
.kind
, &pending
->objs
[i
].u
.var
.loc
,
1212 block
, pending
->objs
[i
].u
.var
.type
, pending
->objs
[i
].u
.var
.name
);
1215 if (module
->type
== DMT_MACHO
)
1216 pending
->objs
[i
].u
.line
.offset
-= func
->address
- pending
->objs
[i
].u
.line
.load_offset
;
1217 symt_add_func_line(module
, func
, pending
->objs
[i
].u
.line
.source_idx
,
1218 pending
->objs
[i
].u
.line
.line_num
, pending
->objs
[i
].u
.line
.offset
);
1221 ERR("Unknown pending object tag %u\n", (unsigned)pending
->objs
[i
].tag
);
1228 /******************************************************************
1229 * stabs_finalize_function
1231 * Ends function creation: mainly:
1232 * - cleans up line number information
1233 * - tries to set up a debug-start tag (FIXME: heuristic to be enhanced)
1234 * - for stabs which have absolute address in them, initializes the size of the
1235 * function (assuming that current function ends where next function starts)
1237 static void stabs_finalize_function(struct module
* module
, struct symt_function
* func
,
1241 struct location loc
;
1244 symt_normalize_function(module
, func
);
1245 /* To define the debug-start of the function, we use the second line number.
1246 * Not 100% bullet proof, but better than nothing
1248 if (symt_fill_func_line_info(module
, func
, func
->address
, &il
) &&
1249 symt_get_func_line_next(module
, &il
))
1251 loc
.kind
= loc_absolute
;
1252 loc
.offset
= il
.Address
- func
->address
;
1253 symt_add_function_point(module
, func
, SymTagFuncDebugStart
,
1256 if (size
) func
->size
= size
;
1259 static inline void stabbuf_append(char **buf
, unsigned *buf_size
, const char *str
)
1261 unsigned str_len
, buf_len
;
1263 str_len
= strlen(str
);
1264 buf_len
= strlen(*buf
);
1266 if(str_len
+buf_len
>= *buf_size
) {
1267 *buf_size
+= buf_len
+ str_len
;
1268 *buf
= HeapReAlloc(GetProcessHeap(), 0, *buf
, *buf_size
);
1271 strcpy(*buf
+buf_len
, str
);
1274 BOOL
stabs_parse(struct module
* module
, unsigned long load_offset
,
1275 const void* pv_stab_ptr
, int stablen
,
1276 const char* strs
, int strtablen
,
1277 stabs_def_cb callback
, void* user
)
1279 struct symt_function
* curr_func
= NULL
;
1280 struct symt_block
* block
= NULL
;
1281 struct symt_compiland
* compiland
= NULL
;
1282 char srcpath
[PATH_MAX
]; /* path to directory source file is in */
1287 unsigned int stabbufflen
;
1288 const struct stab_nlist
* stab_ptr
= pv_stab_ptr
;
1289 const char* strs_end
;
1294 int source_idx
= -1;
1295 struct pending_list pending_block
;
1296 struct pending_list pending_func
;
1298 struct location loc
;
1301 nstab
= stablen
/ sizeof(struct stab_nlist
);
1302 strs_end
= strs
+ strtablen
;
1304 memset(srcpath
, 0, sizeof(srcpath
));
1305 memset(stabs_basic
, 0, sizeof(stabs_basic
));
1306 memset(&pending_block
, 0, sizeof(pending_block
));
1307 memset(&pending_func
, 0, sizeof(pending_func
));
1310 * Allocate a buffer into which we can build stab strings for cases
1311 * where the stab is continued over multiple lines.
1313 stabbufflen
= 65536;
1314 stabbuff
= HeapAlloc(GetProcessHeap(), 0, stabbufflen
);
1318 for (i
= 0; i
< nstab
; i
++, stab_ptr
++)
1320 ptr
= strs
+ stab_ptr
->n_un
.n_strx
;
1321 if ((ptr
> strs_end
) || (ptr
+ strlen(ptr
) > strs_end
))
1323 WARN("Bad stabs string %p\n", ptr
);
1326 if (*ptr
!= '\0' && (ptr
[strlen(ptr
) - 1] == '\\'))
1329 * Indicates continuation. Append this to the buffer, and go onto the
1330 * next record. Repeat the process until we find a stab without the
1331 * '/' character, as this indicates we have the whole thing.
1333 stabbuf_append(&stabbuff
, &stabbufflen
, ptr
);
1336 else if (stabbuff
[0] != '\0')
1338 stabbuf_append(&stabbuff
, &stabbufflen
, ptr
);
1342 if (stab_ptr
->n_type
& N_STAB
)
1343 type
= stab_ptr
->n_type
;
1345 type
= (stab_ptr
->n_type
& N_TYPE
);
1347 /* only symbol entries contain a typedef */
1357 if (strchr(ptr
, '=') != NULL
)
1360 * The stabs aren't in writable memory, so copy it over so we are
1361 * sure we can scribble on it.
1363 if (ptr
!= stabbuff
)
1366 stabbuf_append(&stabbuff
, &stabbufflen
, ptr
);
1369 stab_strcpy(symname
, sizeof(symname
), ptr
);
1370 if (!stabs_parse_typedef(module
, ptr
, symname
))
1372 /* skip this definition */
1383 * These are useless with ELF. They have no value, and you have to
1384 * read the normal symbol table to get the address. Thus we
1385 * ignore them, and when we process the normal symbol table
1386 * we should do the right thing.
1388 * With a.out or mingw, they actually do make some amount of sense.
1390 stab_strcpy(symname
, sizeof(symname
), ptr
);
1391 symt_new_global_variable(module
, compiland
, symname
, TRUE
/* FIXME */,
1392 load_offset
+ stab_ptr
->n_value
, 0,
1393 stabs_parse_type(ptr
));
1397 /* These are static symbols and BSS symbols. */
1398 stab_strcpy(symname
, sizeof(symname
), ptr
);
1399 symt_new_global_variable(module
, compiland
, symname
, TRUE
/* FIXME */,
1400 load_offset
+ stab_ptr
->n_value
, 0,
1401 stabs_parse_type(ptr
));
1406 block
= symt_open_func_block(module
, curr_func
, block
,
1407 stab_ptr
->n_value
, 0);
1408 pending_flush(&pending_block
, module
, curr_func
, block
);
1413 block
= symt_close_func_block(module
, curr_func
, block
,
1417 /* These are function parameters. */
1418 if (curr_func
!= NULL
)
1420 struct symt
* param_type
= stabs_parse_type(ptr
);
1421 stab_strcpy(symname
, sizeof(symname
), ptr
);
1422 loc
.kind
= loc_regrel
;
1423 loc
.reg
= 0; /* FIXME */
1424 loc
.offset
= stab_ptr
->n_value
;
1425 symt_add_func_local(module
, curr_func
,
1426 (long)stab_ptr
->n_value
>= 0 ? DataIsParam
: DataIsLocal
,
1427 &loc
, NULL
, param_type
, symname
);
1428 symt_add_function_signature_parameter(module
,
1429 (struct symt_function_signature
*)curr_func
->type
,
1434 /* These are registers (as local variables) */
1435 if (curr_func
!= NULL
)
1437 loc
.kind
= loc_register
;
1440 switch (stab_ptr
->n_value
)
1442 case 0: loc
.reg
= CV_REG_EAX
; break;
1443 case 1: loc
.reg
= CV_REG_ECX
; break;
1444 case 2: loc
.reg
= CV_REG_EDX
; break;
1445 case 3: loc
.reg
= CV_REG_EBX
; break;
1446 case 4: loc
.reg
= CV_REG_ESP
; break;
1447 case 5: loc
.reg
= CV_REG_EBP
; break;
1448 case 6: loc
.reg
= CV_REG_ESI
; break;
1449 case 7: loc
.reg
= CV_REG_EDI
; break;
1458 case 19: loc
.reg
= CV_REG_ST0
+ stab_ptr
->n_value
- 12; break;
1466 case 28: loc
.reg
= CV_REG_XMM0
+ stab_ptr
->n_value
- 21; break;
1474 case 36: loc
.reg
= CV_REG_MM0
+ stab_ptr
->n_value
- 29; break;
1476 FIXME("Unknown register value (%lu)\n", stab_ptr
->n_value
);
1477 loc
.reg
= CV_REG_NONE
;
1480 stab_strcpy(symname
, sizeof(symname
), ptr
);
1481 if (ptr
[strlen(symname
) + 1] == 'P')
1483 struct symt
* param_type
= stabs_parse_type(ptr
);
1484 stab_strcpy(symname
, sizeof(symname
), ptr
);
1485 symt_add_func_local(module
, curr_func
, DataIsParam
, &loc
,
1486 NULL
, param_type
, symname
);
1487 symt_add_function_signature_parameter(module
,
1488 (struct symt_function_signature
*)curr_func
->type
,
1492 pending_add_var(&pending_block
, ptr
, DataIsLocal
, &loc
);
1496 /* These are local variables */
1497 loc
.kind
= loc_regrel
;
1498 loc
.reg
= 0; /* FIXME */
1499 loc
.offset
= stab_ptr
->n_value
;
1500 if (curr_func
!= NULL
) pending_add_var(&pending_block
, ptr
, DataIsLocal
, &loc
);
1504 * This is a line number. These are always relative to the start
1505 * of the function (N_FUN), and this makes the lookup easier.
1507 assert(source_idx
>= 0);
1508 if (curr_func
!= NULL
)
1510 unsigned long offset
= stab_ptr
->n_value
;
1511 if (module
->type
== DMT_MACHO
)
1512 offset
-= curr_func
->address
- load_offset
;
1513 symt_add_func_line(module
, curr_func
, source_idx
,
1514 stab_ptr
->n_desc
, offset
);
1516 else pending_add_line(&pending_func
, source_idx
, stab_ptr
->n_desc
,
1517 stab_ptr
->n_value
, load_offset
);
1521 * For now, just declare the various functions. Later
1522 * on, we will add the line number information and the
1526 * Copy the string to a temp buffer so we
1527 * can kill everything after the ':'. We do
1528 * it this way because otherwise we end up dirtying
1529 * all of the pages related to the stabs, and that
1530 * sucks up swap space like crazy.
1532 stab_strcpy(symname
, sizeof(symname
), ptr
);
1535 struct symt_function_signature
* func_type
;
1539 /* First, clean up the previous function we were working on.
1540 * Assume size of the func is the delta between current offset
1541 * and offset of last function
1543 stabs_finalize_function(module
, curr_func
,
1545 (load_offset
+ stab_ptr
->n_value
- curr_func
->address
) : 0);
1547 func_type
= symt_new_function_signature(module
,
1548 stabs_parse_type(ptr
), -1);
1549 curr_func
= symt_new_function(module
, compiland
, symname
,
1550 load_offset
+ stab_ptr
->n_value
, 0,
1552 pending_flush(&pending_func
, module
, curr_func
, NULL
);
1556 /* some versions of GCC to use a N_FUN "" to mark the end of a function
1557 * and n_value contains the size of the func
1559 stabs_finalize_function(module
, curr_func
, stab_ptr
->n_value
);
1565 * This indicates a new source file. Append the records
1566 * together, to build the correct path name.
1568 if (*ptr
== '\0') /* end of N_SO file */
1570 /* Nuke old path. */
1572 stabs_finalize_function(module
, curr_func
, 0);
1576 assert(block
== NULL
);
1581 int len
= strlen(ptr
);
1582 if (ptr
[len
-1] != '/')
1584 stabs_reset_includes();
1585 source_idx
= source_new(module
, srcpath
, ptr
);
1586 compiland
= symt_new_compiland(module
, 0 /* FIXME */, source_idx
);
1589 strcpy(srcpath
, ptr
);
1593 source_idx
= source_new(module
, srcpath
, ptr
);
1597 strtabinc
= stab_ptr
->n_value
;
1598 /* I'm not sure this is needed, so trace it before we obsolete it */
1601 FIXME("UNDF: curr_func %s\n", curr_func
->hash_elt
.name
);
1602 stabs_finalize_function(module
, curr_func
, 0); /* FIXME */
1607 /* Ignore this. We don't care what it points to. */
1610 stabs_add_include(stabs_new_include(ptr
, stab_ptr
->n_value
));
1611 assert(incl_stk
< (int)(sizeof(incl
) / sizeof(incl
[0])) - 1);
1612 incl
[++incl_stk
] = source_idx
;
1613 source_idx
= source_new(module
, NULL
, ptr
);
1616 assert(incl_stk
>= 0);
1617 source_idx
= incl
[incl_stk
--];
1620 if (stabs_add_include(stabs_find_include(ptr
, stab_ptr
->n_value
)) < 0)
1622 ERR("Excluded header not found (%s,%ld)\n", ptr
, stab_ptr
->n_value
);
1623 module_reset_debug_info(module
);
1629 /* Always ignore these. GCC doesn't even generate them. */
1634 /* Always ignore these, they seem to be used only on Darwin. */
1640 /* FIXME: Other definition types (N_TEXT, N_DATA, N_BSS, ...)? */
1643 BOOL is_public
= (stab_ptr
->n_type
& N_EXT
);
1644 BOOL is_global
= is_public
;
1647 /* "private extern"; shared among compilation units in a shared
1648 * library, but not accessible from outside the library. */
1649 if (stab_ptr
->n_type
& N_PEXT
)
1656 if (*ptr
== '_') ptr
++;
1657 stab_strcpy(symname
, sizeof(symname
), ptr
);
1659 callback(module
, load_offset
, symname
, stab_ptr
->n_value
,
1660 is_public
, is_global
, stab_ptr
->n_other
, compiland
, user
);
1664 ERR("Unknown stab type 0x%02x\n", type
);
1668 TRACE("0x%02x %lx %s\n",
1669 stab_ptr
->n_type
, stab_ptr
->n_value
, debugstr_a(strs
+ stab_ptr
->n_un
.n_strx
));
1671 module
->module
.SymType
= SymDia
;
1672 module
->module
.CVSig
= 'S' | ('T' << 8) | ('A' << 16) | ('B' << 24);
1673 /* FIXME: we could have a finer grain here */
1674 module
->module
.LineNumbers
= TRUE
;
1675 module
->module
.GlobalSymbols
= TRUE
;
1676 module
->module
.TypeInfo
= TRUE
;
1677 module
->module
.SourceIndexed
= TRUE
;
1678 module
->module
.Publics
= TRUE
;
1680 HeapFree(GetProcessHeap(), 0, stabbuff
);
1681 stabs_free_includes();
1682 HeapFree(GetProcessHeap(), 0, pending_block
.objs
);
1683 HeapFree(GetProcessHeap(), 0, pending_func
.objs
);