2 * File symbol.c - management of symbols (lexical tree)
4 * Copyright (C) 1993, Eric Youngdale.
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 #define NONAMELESSUNION
23 #define NONAMELESSSTRUCT
31 #include <sys/types.h>
37 #include "wine/debug.h"
38 #include "dbghelp_private.h"
41 WINE_DEFAULT_DEBUG_CHANNEL(dbghelp
);
42 WINE_DECLARE_DEBUG_CHANNEL(dbghelp_symt
);
44 inline static int cmp_addr(ULONG64 a1
, ULONG64 a2
)
46 if (a1
> a2
) return 1;
47 if (a1
< a2
) return -1;
51 inline static int cmp_sorttab_addr(const struct module
* module
, int idx
, ULONG64 addr
)
55 symt_get_info(&module
->addr_sorttab
[idx
]->symt
, TI_GET_ADDRESS
, &ref
);
56 return cmp_addr(ref
, addr
);
59 int symt_cmp_addr(const void* p1
, const void* p2
)
61 const struct symt
* sym1
= *(const struct symt
* const *)p1
;
62 const struct symt
* sym2
= *(const struct symt
* const *)p2
;
65 symt_get_info(sym1
, TI_GET_ADDRESS
, &a1
);
66 symt_get_info(sym2
, TI_GET_ADDRESS
, &a2
);
67 return cmp_addr(a1
, a2
);
70 static inline void re_append(char** mask
, unsigned* len
, char ch
)
72 *mask
= HeapReAlloc(GetProcessHeap(), 0, *mask
, ++(*len
));
73 (*mask
)[*len
- 2] = ch
;
76 /* transforms a dbghelp's regular expression into a POSIX one
77 * Here are the valid dbghelp reg ex characters:
78 * * 0 or more characters
79 * ? a single character
81 * # 0 or more of preceding char
82 * + 1 or more of preceding char
83 * escapes \ on #, ?, [, ], *, +. don't work on -
85 static void compile_regex(const char* str
, int numchar
, regex_t
* re
, BOOL _case
)
87 char* mask
= HeapAlloc(GetProcessHeap(), 0, 1);
89 BOOL in_escape
= FALSE
;
90 unsigned flags
= REG_NOSUB
;
92 re_append(&mask
, &len
, '^');
94 while (*str
&& numchar
--)
96 /* FIXME: this shouldn't be valid on '-' */
99 re_append(&mask
, &len
, '\\');
100 re_append(&mask
, &len
, *str
);
105 case '\\': in_escape
= TRUE
; break;
106 case '*': re_append(&mask
, &len
, '.'); re_append(&mask
, &len
, '*'); break;
107 case '?': re_append(&mask
, &len
, '.'); break;
108 case '#': re_append(&mask
, &len
, '*'); break;
109 /* escape some valid characters in dbghelp reg exp:s */
110 case '$': re_append(&mask
, &len
, '\\'); re_append(&mask
, &len
, '$'); break;
111 /* +, [, ], - are the same in dbghelp & POSIX, use them as any other char */
112 default: re_append(&mask
, &len
, *str
); break;
118 re_append(&mask
, &len
, '\\');
119 re_append(&mask
, &len
, '\\');
121 re_append(&mask
, &len
, '$');
122 mask
[len
- 1] = '\0';
123 if (_case
) flags
|= REG_ICASE
;
124 if (regcomp(re
, mask
, flags
)) FIXME("Couldn't compile %s\n", mask
);
125 HeapFree(GetProcessHeap(), 0, mask
);
128 struct symt_compiland
* symt_new_compiland(struct module
* module
, unsigned src_idx
)
130 struct symt_compiland
* sym
;
132 TRACE_(dbghelp_symt
)("Adding compiland symbol %s:%s\n",
133 module
->module
.ModuleName
, source_get(module
, src_idx
));
134 if ((sym
= pool_alloc(&module
->pool
, sizeof(*sym
))))
136 sym
->symt
.tag
= SymTagCompiland
;
137 sym
->source
= src_idx
;
138 vector_init(&sym
->vchildren
, sizeof(struct symt
*), 32);
143 struct symt_public
* symt_new_public(struct module
* module
,
144 struct symt_compiland
* compiland
,
146 unsigned long address
, unsigned size
,
147 BOOL in_code
, BOOL is_func
)
149 struct symt_public
* sym
;
152 TRACE_(dbghelp_symt
)("Adding public symbol %s:%s @%lx\n",
153 module
->module
.ModuleName
, name
, address
);
154 if ((dbghelp_options
& SYMOPT_AUTO_PUBLICS
) &&
155 symt_find_nearest(module
, address
) != -1)
157 if ((sym
= pool_alloc(&module
->pool
, sizeof(*sym
))))
159 sym
->symt
.tag
= SymTagPublicSymbol
;
160 sym
->hash_elt
.name
= pool_strdup(&module
->pool
, name
);
161 hash_table_add(&module
->ht_symbols
, &sym
->hash_elt
);
162 module
->sortlist_valid
= FALSE
;
163 sym
->container
= compiland
? &compiland
->symt
: NULL
;
164 sym
->address
= address
;
166 sym
->in_code
= in_code
;
167 sym
->is_function
= is_func
;
170 p
= vector_add(&compiland
->vchildren
, &module
->pool
);
177 struct symt_data
* symt_new_global_variable(struct module
* module
,
178 struct symt_compiland
* compiland
,
179 const char* name
, unsigned is_static
,
180 unsigned long addr
, unsigned long size
,
183 struct symt_data
* sym
;
187 TRACE_(dbghelp_symt
)("Adding global symbol %s:%s @%lx %p\n",
188 module
->module
.ModuleName
, name
, addr
, type
);
189 if ((sym
= pool_alloc(&module
->pool
, sizeof(*sym
))))
191 sym
->symt
.tag
= SymTagData
;
192 sym
->hash_elt
.name
= pool_strdup(&module
->pool
, name
);
193 hash_table_add(&module
->ht_symbols
, &sym
->hash_elt
);
194 module
->sortlist_valid
= FALSE
;
195 sym
->kind
= is_static
? DataIsFileStatic
: DataIsGlobal
;
196 sym
->container
= compiland
? &compiland
->symt
: NULL
;
198 sym
->u
.address
= addr
;
199 if (type
&& size
&& symt_get_info(type
, TI_GET_LENGTH
, &tsz
))
202 FIXME("Size mismatch for %s.%s between type (%s) and src (%lu)\n",
203 module
->module
.ModuleName
, name
,
204 wine_dbgstr_longlong(tsz
), size
);
208 p
= vector_add(&compiland
->vchildren
, &module
->pool
);
215 struct symt_function
* symt_new_function(struct module
* module
,
216 struct symt_compiland
* compiland
,
218 unsigned long addr
, unsigned long size
,
219 struct symt
* sig_type
)
221 struct symt_function
* sym
;
224 TRACE_(dbghelp_symt
)("Adding global function %s:%s @%lx-%lx\n",
225 module
->module
.ModuleName
, name
, addr
, addr
+ size
- 1);
227 assert(!sig_type
|| sig_type
->tag
== SymTagFunctionType
);
228 if ((sym
= pool_alloc(&module
->pool
, sizeof(*sym
))))
230 sym
->symt
.tag
= SymTagFunction
;
231 sym
->hash_elt
.name
= pool_strdup(&module
->pool
, name
);
232 hash_table_add(&module
->ht_symbols
, &sym
->hash_elt
);
233 module
->sortlist_valid
= FALSE
;
234 sym
->container
= &compiland
->symt
;
236 sym
->type
= sig_type
;
238 vector_init(&sym
->vlines
, sizeof(struct line_info
), 64);
239 vector_init(&sym
->vchildren
, sizeof(struct symt
*), 8);
242 p
= vector_add(&compiland
->vchildren
, &module
->pool
);
249 void symt_add_func_line(struct module
* module
, struct symt_function
* func
,
250 unsigned source_idx
, int line_num
, unsigned long offset
)
252 struct line_info
* dli
;
253 BOOL last_matches
= FALSE
;
255 if (func
== NULL
|| !(dbghelp_options
& SYMOPT_LOAD_LINES
)) return;
257 TRACE_(dbghelp_symt
)("(%p)%s:%lx %s:%u\n",
258 func
, func
->hash_elt
.name
, offset
,
259 source_get(module
, source_idx
), line_num
);
261 assert(func
->symt
.tag
== SymTagFunction
);
264 while ((dli
= vector_iter_down(&func
->vlines
, dli
)))
266 if (dli
->is_source_file
)
268 last_matches
= (source_idx
== dli
->u
.source_file
);
275 /* we shouldn't have line changes on first line of function */
276 dli
= vector_add(&func
->vlines
, &module
->pool
);
277 dli
->is_source_file
= 1;
278 dli
->is_first
= dli
->is_last
= 0;
279 dli
->line_number
= 0;
280 dli
->u
.source_file
= source_idx
;
282 dli
= vector_add(&func
->vlines
, &module
->pool
);
283 dli
->is_source_file
= 0;
284 dli
->is_first
= dli
->is_last
= 0;
285 dli
->line_number
= line_num
;
286 dli
->u
.pc_offset
= func
->address
+ offset
;
289 /******************************************************************
290 * symt_add_func_local
292 * Adds a new local/parameter to a given function:
293 * In any cases, dt tells whether it's a local variable or a parameter
294 * If regno it's not 0:
295 * - then variable is stored in a register
296 * - otherwise, value is referenced by register + offset
297 * Otherwise, the variable is stored on the stack:
298 * - offset is then the offset from the frame register
300 struct symt_data
* symt_add_func_local(struct module
* module
,
301 struct symt_function
* func
,
303 int regno
, long offset
,
304 struct symt_block
* block
,
305 struct symt
* type
, const char* name
)
307 struct symt_data
* locsym
;
310 TRACE_(dbghelp_symt
)("Adding local symbol (%s:%s): %s %p\n",
311 module
->module
.ModuleName
, func
->hash_elt
.name
,
315 assert(func
->symt
.tag
== SymTagFunction
);
316 assert(dt
== DataIsParam
|| dt
== DataIsLocal
);
318 locsym
= pool_alloc(&module
->pool
, sizeof(*locsym
));
319 locsym
->symt
.tag
= SymTagData
;
320 locsym
->hash_elt
.name
= pool_strdup(&module
->pool
, name
);
321 locsym
->hash_elt
.next
= NULL
;
323 locsym
->container
= &block
->symt
;
325 locsym
->u
.s
.reg_id
= regno
;
326 locsym
->u
.s
.offset
= offset
* 8;
327 locsym
->u
.s
.length
= 0;
329 p
= vector_add(&block
->vchildren
, &module
->pool
);
331 p
= vector_add(&func
->vchildren
, &module
->pool
);
337 struct symt_block
* symt_open_func_block(struct module
* module
,
338 struct symt_function
* func
,
339 struct symt_block
* parent_block
,
340 unsigned pc
, unsigned len
)
342 struct symt_block
* block
;
346 assert(func
->symt
.tag
== SymTagFunction
);
348 assert(!parent_block
|| parent_block
->symt
.tag
== SymTagBlock
);
349 block
= pool_alloc(&module
->pool
, sizeof(*block
));
350 block
->symt
.tag
= SymTagBlock
;
351 block
->address
= func
->address
+ pc
;
353 block
->container
= parent_block
? &parent_block
->symt
: &func
->symt
;
354 vector_init(&block
->vchildren
, sizeof(struct symt
*), 4);
356 p
= vector_add(&parent_block
->vchildren
, &module
->pool
);
358 p
= vector_add(&func
->vchildren
, &module
->pool
);
364 struct symt_block
* symt_close_func_block(struct module
* module
,
365 struct symt_function
* func
,
366 struct symt_block
* block
, unsigned pc
)
368 assert(func
->symt
.tag
== SymTagFunction
);
370 if (pc
) block
->size
= func
->address
+ pc
- block
->address
;
371 return (block
->container
->tag
== SymTagBlock
) ?
372 GET_ENTRY(block
->container
, struct symt_block
, symt
) : NULL
;
375 struct symt_function_point
* symt_add_function_point(struct module
* module
,
376 struct symt_function
* func
,
377 enum SymTagEnum point
,
378 unsigned offset
, const char* name
)
380 struct symt_function_point
* sym
;
383 if ((sym
= pool_alloc(&module
->pool
, sizeof(*sym
))))
385 sym
->symt
.tag
= point
;
387 sym
->offset
= offset
;
388 sym
->name
= name
? pool_strdup(&module
->pool
, name
) : NULL
;
389 p
= vector_add(&func
->vchildren
, &module
->pool
);
395 BOOL
symt_normalize_function(struct module
* module
, struct symt_function
* func
)
398 struct line_info
* dli
;
401 /* We aren't adding any more locals or line numbers to this function.
402 * Free any spare memory that we might have allocated.
404 assert(func
->symt
.tag
== SymTagFunction
);
406 /* EPP vector_pool_normalize(&func->vlines, &module->pool); */
407 /* EPP vector_pool_normalize(&func->vchildren, &module->pool); */
409 len
= vector_length(&func
->vlines
);
412 dli
= vector_at(&func
->vlines
, 0); dli
->is_first
= 1;
413 dli
= vector_at(&func
->vlines
, len
); dli
->is_last
= 1;
418 struct symt_thunk
* symt_new_thunk(struct module
* module
,
419 struct symt_compiland
* compiland
,
420 const char* name
, THUNK_ORDINAL ord
,
421 unsigned long addr
, unsigned long size
)
423 struct symt_thunk
* sym
;
425 TRACE_(dbghelp_symt
)("Adding global thunk %s:%s @%lx-%lx\n",
426 module
->module
.ModuleName
, name
, addr
, addr
+ size
- 1);
428 if ((sym
= pool_alloc(&module
->pool
, sizeof(*sym
))))
430 sym
->symt
.tag
= SymTagThunk
;
431 sym
->hash_elt
.name
= pool_strdup(&module
->pool
, name
);
432 hash_table_add(&module
->ht_symbols
, &sym
->hash_elt
);
433 module
->sortlist_valid
= FALSE
;
434 sym
->container
= &compiland
->symt
;
441 p
= vector_add(&compiland
->vchildren
, &module
->pool
);
448 /* expect sym_info->MaxNameLen to be set before being called */
449 static void symt_fill_sym_info(const struct module_pair
* pair
,
450 const struct symt
* sym
, SYMBOL_INFO
* sym_info
)
455 if (!symt_get_info(sym
, TI_GET_TYPE
, &sym_info
->TypeIndex
))
456 sym_info
->TypeIndex
= 0;
457 sym_info
->info
= (DWORD
)sym
;
458 sym_info
->Reserved
[0] = sym_info
->Reserved
[1] = 0;
459 if (!symt_get_info(sym
, TI_GET_LENGTH
, &size
) &&
460 (!sym_info
->TypeIndex
||
461 !symt_get_info((struct symt
*)sym_info
->TypeIndex
, TI_GET_LENGTH
, &size
)))
463 sym_info
->Size
= (DWORD
)size
;
464 sym_info
->ModBase
= pair
->requested
->module
.BaseOfImage
;
472 const struct symt_data
* data
= (const struct symt_data
*)sym
;
476 sym_info
->Flags
|= SYMFLAG_PARAMETER
;
479 if (data
->u
.s
.reg_id
)
481 sym_info
->Flags
|= SYMFLAG_REGISTER
;
482 sym_info
->Register
= data
->u
.s
.reg_id
;
483 sym_info
->Address
= 0;
487 sym_info
->Flags
|= SYMFLAG_LOCAL
| SYMFLAG_REGREL
;
488 /* FIXME: needed ? moreover, it's i386 dependent !!! */
489 sym_info
->Register
= CV_REG_EBP
;
490 sym_info
->Address
= data
->u
.s
.offset
/ 8;
494 case DataIsFileStatic
:
495 symt_get_info(sym
, TI_GET_ADDRESS
, &sym_info
->Address
);
496 sym_info
->Register
= 0;
499 sym_info
->Flags
|= SYMFLAG_VALUEPRESENT
;
500 switch (data
->u
.value
.n1
.n2
.vt
)
502 case VT_I4
: sym_info
->Value
= (ULONG
)data
->u
.value
.n1
.n2
.n3
.lVal
; break;
503 case VT_I2
: sym_info
->Value
= (ULONG
)(long)data
->u
.value
.n1
.n2
.n3
.iVal
; break;
504 case VT_I1
: sym_info
->Value
= (ULONG
)(long)data
->u
.value
.n1
.n2
.n3
.cVal
; break;
505 case VT_UI4
: sym_info
->Value
= (ULONG
)data
->u
.value
.n1
.n2
.n3
.ulVal
; break;
506 case VT_UI2
: sym_info
->Value
= (ULONG
)data
->u
.value
.n1
.n2
.n3
.uiVal
; break;
507 case VT_UI1
: sym_info
->Value
= (ULONG
)data
->u
.value
.n1
.n2
.n3
.bVal
; break;
509 FIXME("Unsupported variant type (%u)\n", data
->u
.value
.n1
.n2
.vt
);
513 FIXME("Unhandled kind (%u) in sym data\n", data
->kind
);
517 case SymTagPublicSymbol
:
518 sym_info
->Flags
|= SYMFLAG_EXPORT
;
519 symt_get_info(sym
, TI_GET_ADDRESS
, &sym_info
->Address
);
522 sym_info
->Flags
|= SYMFLAG_FUNCTION
;
523 symt_get_info(sym
, TI_GET_ADDRESS
, &sym_info
->Address
);
526 sym_info
->Flags
|= SYMFLAG_THUNK
;
527 symt_get_info(sym
, TI_GET_ADDRESS
, &sym_info
->Address
);
530 symt_get_info(sym
, TI_GET_ADDRESS
, &sym_info
->Address
);
531 sym_info
->Register
= 0;
534 sym_info
->Scope
= 0; /* FIXME */
535 sym_info
->Tag
= sym
->tag
;
536 name
= symt_get_name(sym
);
537 if (sym_info
->MaxNameLen
)
539 if (sym
->tag
!= SymTagPublicSymbol
|| !(dbghelp_options
& SYMOPT_UNDNAME
) ||
540 (sym_info
->NameLen
= UnDecorateSymbolName(name
, sym_info
->Name
,
541 sym_info
->MaxNameLen
, UNDNAME_COMPLETE
) == 0))
543 sym_info
->NameLen
= min(strlen(name
), sym_info
->MaxNameLen
- 1);
544 memcpy(sym_info
->Name
, name
, sym_info
->NameLen
);
545 sym_info
->Name
[sym_info
->NameLen
] = '\0';
548 TRACE_(dbghelp_symt
)("%p => %s %lu %s\n",
549 sym
, sym_info
->Name
, sym_info
->Size
,
550 wine_dbgstr_longlong(sym_info
->Address
));
555 PSYM_ENUMERATESYMBOLS_CALLBACK cb
;
557 SYMBOL_INFO
* sym_info
;
561 char buffer
[sizeof(SYMBOL_INFO
) + MAX_SYM_NAME
];
564 static BOOL
send_symbol(const struct sym_enum
* se
, struct module_pair
* pair
,
565 const struct symt
* sym
)
567 symt_fill_sym_info(pair
, sym
, se
->sym_info
);
568 if (se
->index
&& se
->sym_info
->info
!= se
->index
) return FALSE
;
569 if (se
->tag
&& se
->sym_info
->Tag
!= se
->tag
) return FALSE
;
570 if (se
->addr
&& !(se
->addr
>= se
->sym_info
->Address
&& se
->addr
< se
->sym_info
->Address
+ se
->sym_info
->Size
)) return FALSE
;
571 return !se
->cb(se
->sym_info
, se
->sym_info
->Size
, se
->user
);
574 static BOOL
symt_enum_module(struct module_pair
* pair
, regex_t
* regex
,
575 const struct sym_enum
* se
)
578 struct symt_ht
* sym
= NULL
;
579 struct hash_table_iter hti
;
581 hash_table_iter_init(&pair
->effective
->ht_symbols
, &hti
, NULL
);
582 while ((ptr
= hash_table_iter_up(&hti
)))
584 sym
= GET_ENTRY(ptr
, struct symt_ht
, hash_elt
);
585 if (sym
->hash_elt
.name
&&
586 regexec(regex
, sym
->hash_elt
.name
, 0, NULL
, 0) == 0)
588 se
->sym_info
->SizeOfStruct
= sizeof(SYMBOL_INFO
);
589 se
->sym_info
->MaxNameLen
= sizeof(se
->buffer
) - sizeof(SYMBOL_INFO
);
590 if (send_symbol(se
, pair
, &sym
->symt
)) return TRUE
;
596 /***********************************************************************
599 * Rebuild sorted list of symbols for a module.
601 static BOOL
resort_symbols(struct module
* module
)
606 struct hash_table_iter hti
;
608 if (!module_compute_num_syms(module
)) return FALSE
;
610 if (module
->addr_sorttab
)
611 module
->addr_sorttab
= HeapReAlloc(GetProcessHeap(), 0,
612 module
->addr_sorttab
,
613 module
->module
.NumSyms
* sizeof(struct symt_ht
*));
615 module
->addr_sorttab
= HeapAlloc(GetProcessHeap(), 0,
616 module
->module
.NumSyms
* sizeof(struct symt_ht
*));
617 if (!module
->addr_sorttab
) return FALSE
;
620 hash_table_iter_init(&module
->ht_symbols
, &hti
, NULL
);
621 while ((ptr
= hash_table_iter_up(&hti
)))
623 sym
= GET_ENTRY(ptr
, struct symt_ht
, hash_elt
);
625 module
->addr_sorttab
[nsym
++] = sym
;
628 qsort(module
->addr_sorttab
, nsym
, sizeof(struct symt_ht
*), symt_cmp_addr
);
629 return module
->sortlist_valid
= TRUE
;
632 /* assume addr is in module */
633 int symt_find_nearest(struct module
* module
, DWORD addr
)
636 ULONG64 ref_addr
, ref_size
;
638 if (!module
->sortlist_valid
|| !module
->addr_sorttab
)
640 if (!resort_symbols(module
)) return -1;
644 * Binary search to find closest symbol.
647 high
= module
->module
.NumSyms
;
649 symt_get_info(&module
->addr_sorttab
[0]->symt
, TI_GET_ADDRESS
, &ref_addr
);
650 if (addr
< ref_addr
) return -1;
653 symt_get_info(&module
->addr_sorttab
[high
- 1]->symt
, TI_GET_ADDRESS
, &ref_addr
);
654 if (!symt_get_info(&module
->addr_sorttab
[high
- 1]->symt
, TI_GET_LENGTH
, &ref_size
) || !ref_size
)
655 ref_size
= 0x1000; /* arbitrary value */
656 if (addr
>= ref_addr
+ ref_size
) return -1;
659 while (high
> low
+ 1)
661 mid
= (high
+ low
) / 2;
662 if (cmp_sorttab_addr(module
, mid
, addr
) < 0)
667 if (low
!= high
&& high
!= module
->module
.NumSyms
&&
668 cmp_sorttab_addr(module
, high
, addr
) <= 0)
671 /* If found symbol is a public symbol, check if there are any other entries that
672 * might also have the same address, but would get better information
674 if (module
->addr_sorttab
[low
]->symt
.tag
== SymTagPublicSymbol
)
676 symt_get_info(&module
->addr_sorttab
[low
]->symt
, TI_GET_ADDRESS
, &ref_addr
);
678 module
->addr_sorttab
[low
- 1]->symt
.tag
!= SymTagPublicSymbol
&&
679 !cmp_sorttab_addr(module
, low
- 1, ref_addr
))
681 else if (low
< module
->module
.NumSyms
- 1 &&
682 module
->addr_sorttab
[low
+ 1]->symt
.tag
!= SymTagPublicSymbol
&&
683 !cmp_sorttab_addr(module
, low
+ 1, ref_addr
))
686 /* finally check that we fit into the found symbol */
687 symt_get_info(&module
->addr_sorttab
[low
]->symt
, TI_GET_ADDRESS
, &ref_addr
);
688 if (addr
< ref_addr
) return -1;
689 if (!symt_get_info(&module
->addr_sorttab
[high
- 1]->symt
, TI_GET_LENGTH
, &ref_size
) || !ref_size
)
690 ref_size
= 0x1000; /* arbitrary value */
691 if (addr
>= ref_addr
+ ref_size
) return -1;
696 static BOOL
symt_enum_locals_helper(struct process
* pcs
, struct module_pair
* pair
,
697 regex_t
* preg
, const struct sym_enum
* se
,
700 struct symt
** plsym
= NULL
;
701 struct symt
* lsym
= NULL
;
702 DWORD pc
= pcs
->ctx_frame
.InstructionOffset
;
704 while ((plsym
= vector_iter_up(v
, plsym
)))
711 struct symt_block
* block
= (struct symt_block
*)lsym
;
712 if (pc
< block
->address
|| block
->address
+ block
->size
<= pc
)
714 if (!symt_enum_locals_helper(pcs
, pair
, preg
, se
, &block
->vchildren
))
719 if (regexec(preg
, symt_get_name(lsym
), 0, NULL
, 0) == 0)
721 if (send_symbol(se
, pair
, lsym
)) return FALSE
;
725 case SymTagFuncDebugStart
:
726 case SymTagFuncDebugEnd
:
729 FIXME("Unknown type: %u (%x)\n", lsym
->tag
, lsym
->tag
);
736 static BOOL
symt_enum_locals(struct process
* pcs
, const char* mask
,
737 const struct sym_enum
* se
)
739 struct module_pair pair
;
741 DWORD pc
= pcs
->ctx_frame
.InstructionOffset
;
744 se
->sym_info
->SizeOfStruct
= sizeof(*se
->sym_info
);
745 se
->sym_info
->MaxNameLen
= sizeof(se
->buffer
) - sizeof(SYMBOL_INFO
);
747 pair
.requested
= module_find_by_addr(pcs
, pc
, DMT_UNKNOWN
);
748 if (!module_get_debug(pcs
, &pair
)) return FALSE
;
749 if ((idx
= symt_find_nearest(pair
.effective
, pc
)) == -1) return FALSE
;
751 sym
= pair
.effective
->addr_sorttab
[idx
];
752 if (sym
->symt
.tag
== SymTagFunction
)
757 compile_regex(mask
? mask
: "*", -1, &preg
,
758 dbghelp_options
& SYMOPT_CASE_INSENSITIVE
);
759 ret
= symt_enum_locals_helper(pcs
, &pair
, &preg
, se
,
760 &((struct symt_function
*)sym
)->vchildren
);
765 return send_symbol(se
, &pair
, &sym
->symt
);
768 /******************************************************************
771 * Helper for transforming an ANSI symbol info into an UNICODE one.
772 * Assume that MaxNameLen is the same for both version (A & W).
774 static void copy_symbolW(SYMBOL_INFOW
* siw
, const SYMBOL_INFO
* si
)
776 siw
->SizeOfStruct
= si
->SizeOfStruct
;
777 siw
->TypeIndex
= si
->TypeIndex
;
778 siw
->Reserved
[0] = si
->Reserved
[0];
779 siw
->Reserved
[1] = si
->Reserved
[1];
780 siw
->Index
= si
->info
; /* FIXME: see dbghelp.h */
781 siw
->Size
= si
->Size
;
782 siw
->ModBase
= si
->ModBase
;
783 siw
->Flags
= si
->Flags
;
784 siw
->Value
= si
->Value
;
785 siw
->Address
= si
->Address
;
786 siw
->Register
= si
->Register
;
787 siw
->Scope
= si
->Scope
;
789 siw
->NameLen
= si
->NameLen
;
790 siw
->MaxNameLen
= si
->MaxNameLen
;
791 MultiByteToWideChar(CP_ACP
, 0, si
->Name
, -1, siw
->Name
, siw
->MaxNameLen
);
794 /******************************************************************
797 * Core routine for most of the enumeration of symbols
799 static BOOL
sym_enum(HANDLE hProcess
, ULONG64 BaseOfDll
, PCSTR Mask
,
800 const struct sym_enum
* se
)
802 struct process
* pcs
= process_find_by_handle(hProcess
);
803 struct module_pair pair
;
805 regex_t mod_regex
, sym_regex
;
809 /* do local variables ? */
810 if (!Mask
|| !(bang
= strchr(Mask
, '!')))
811 return symt_enum_locals(pcs
, Mask
, se
);
813 if (bang
== Mask
) return FALSE
;
815 compile_regex(Mask
, bang
- Mask
, &mod_regex
, TRUE
);
816 compile_regex(bang
+ 1, -1, &sym_regex
,
817 dbghelp_options
& SYMOPT_CASE_INSENSITIVE
);
819 for (pair
.requested
= pcs
->lmodules
; pair
.requested
; pair
.requested
= pair
.requested
->next
)
821 if (pair
.requested
->type
== DMT_PE
&& module_get_debug(pcs
, &pair
))
823 if (regexec(&mod_regex
, pair
.requested
->module
.ModuleName
, 0, NULL
, 0) == 0 &&
824 symt_enum_module(&pair
, &sym_regex
, se
))
828 /* not found in PE modules, retry on the ELF ones
830 if (!pair
.requested
&& (dbghelp_options
& SYMOPT_WINE_WITH_ELF_MODULES
))
832 for (pair
.requested
= pcs
->lmodules
; pair
.requested
; pair
.requested
= pair
.requested
->next
)
834 if (pair
.requested
->type
== DMT_ELF
&&
835 !module_get_containee(pcs
, pair
.requested
) &&
836 module_get_debug(pcs
, &pair
))
838 if (regexec(&mod_regex
, pair
.requested
->module
.ModuleName
, 0, NULL
, 0) == 0 &&
839 symt_enum_module(&pair
, &sym_regex
, se
))
848 pair
.requested
= module_find_by_addr(pcs
, BaseOfDll
, DMT_UNKNOWN
);
849 if (!module_get_debug(pcs
, &pair
))
852 /* we always ignore module name from Mask when BaseOfDll is defined */
853 if (Mask
&& (bang
= strchr(Mask
, '!')))
855 if (bang
== Mask
) return FALSE
;
859 compile_regex(Mask
? Mask
: "*", -1, &sym_regex
,
860 dbghelp_options
& SYMOPT_CASE_INSENSITIVE
);
861 symt_enum_module(&pair
, &sym_regex
, se
);
867 /******************************************************************
868 * SymEnumSymbols (DBGHELP.@)
870 * cases BaseOfDll = 0
871 * !foo fails always (despite what MSDN states)
872 * RE1!RE2 looks up all modules matching RE1, and in all these modules, lookup RE2
873 * no ! in Mask, lookup in local Context
874 * cases BaseOfDll != 0
875 * !foo fails always (despite what MSDN states)
876 * RE1!RE2 gets RE2 from BaseOfDll (whatever RE1 is)
878 BOOL WINAPI
SymEnumSymbols(HANDLE hProcess
, ULONG64 BaseOfDll
, PCSTR Mask
,
879 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback
,
884 TRACE("(%p %s %s %p %p)\n",
885 hProcess
, wine_dbgstr_longlong(BaseOfDll
), debugstr_a(Mask
),
886 EnumSymbolsCallback
, UserContext
);
888 se
.cb
= EnumSymbolsCallback
;
889 se
.user
= UserContext
;
893 se
.sym_info
= (PSYMBOL_INFO
)se
.buffer
;
895 return sym_enum(hProcess
, BaseOfDll
, Mask
, &se
);
900 PSYM_ENUMERATESYMBOLS_CALLBACKW cb
;
902 PSYMBOL_INFOW sym_info
;
903 char buffer
[sizeof(SYMBOL_INFOW
) + MAX_SYM_NAME
];
907 static BOOL CALLBACK
sym_enumW(PSYMBOL_INFO si
, ULONG size
, PVOID ctx
)
909 struct sym_enumW
* sew
= ctx
;
911 copy_symbolW(sew
->sym_info
, si
);
913 return (sew
->cb
)(sew
->sym_info
, size
, sew
->ctx
);
916 /******************************************************************
917 * SymEnumSymbolsW (DBGHELP.@)
920 BOOL WINAPI
SymEnumSymbolsW(HANDLE hProcess
, ULONG64 BaseOfDll
, PCWSTR Mask
,
921 PSYM_ENUMERATESYMBOLS_CALLBACKW EnumSymbolsCallback
,
924 struct sym_enumW sew
;
928 sew
.ctx
= UserContext
;
929 sew
.cb
= EnumSymbolsCallback
;
930 sew
.sym_info
= (PSYMBOL_INFOW
)sew
.buffer
;
934 unsigned len
= WideCharToMultiByte(CP_ACP
, 0, Mask
, -1, NULL
, 0, NULL
, NULL
);
935 maskA
= HeapAlloc(GetProcessHeap(), 0, len
);
936 if (!maskA
) return FALSE
;
937 WideCharToMultiByte(CP_ACP
, 0, Mask
, -1, maskA
, len
, NULL
, NULL
);
939 ret
= SymEnumSymbols(hProcess
, BaseOfDll
, maskA
, sym_enumW
, &sew
);
940 HeapFree(GetProcessHeap(), 0, maskA
);
948 PSYM_ENUMSYMBOLS_CALLBACK cb
;
951 static BOOL CALLBACK
sym_enumerate_cb(PSYMBOL_INFO syminfo
, ULONG size
, void* ctx
)
953 struct sym_enumerate
* se
= (struct sym_enumerate
*)ctx
;
954 return (se
->cb
)(syminfo
->Name
, syminfo
->Address
, syminfo
->Size
, se
->ctx
);
957 /***********************************************************************
958 * SymEnumerateSymbols (DBGHELP.@)
960 BOOL WINAPI
SymEnumerateSymbols(HANDLE hProcess
, DWORD BaseOfDll
,
961 PSYM_ENUMSYMBOLS_CALLBACK EnumSymbolsCallback
,
964 struct sym_enumerate se
;
966 se
.ctx
= UserContext
;
967 se
.cb
= EnumSymbolsCallback
;
969 return SymEnumSymbols(hProcess
, BaseOfDll
, NULL
, sym_enumerate_cb
, &se
);
972 /******************************************************************
973 * SymFromAddr (DBGHELP.@)
976 BOOL WINAPI
SymFromAddr(HANDLE hProcess
, DWORD64 Address
,
977 DWORD64
* Displacement
, PSYMBOL_INFO Symbol
)
979 struct process
* pcs
= process_find_by_handle(hProcess
);
980 struct module_pair pair
;
984 if (!pcs
) return FALSE
;
985 pair
.requested
= module_find_by_addr(pcs
, Address
, DMT_UNKNOWN
);
986 if (!module_get_debug(pcs
, &pair
)) return FALSE
;
987 if ((idx
= symt_find_nearest(pair
.effective
, Address
)) == -1) return FALSE
;
989 sym
= pair
.effective
->addr_sorttab
[idx
];
991 symt_fill_sym_info(&pair
, &sym
->symt
, Symbol
);
992 *Displacement
= Address
- Symbol
->Address
;
996 /******************************************************************
997 * SymFromAddrW (DBGHELP.@)
1000 BOOL WINAPI
SymFromAddrW(HANDLE hProcess
, DWORD64 Address
,
1001 DWORD64
* Displacement
, PSYMBOL_INFOW Symbol
)
1007 len
= sizeof(*si
) + Symbol
->MaxNameLen
* sizeof(WCHAR
);
1008 si
= HeapAlloc(GetProcessHeap(), 0, len
);
1009 if (!si
) return FALSE
;
1011 si
->SizeOfStruct
= sizeof(*si
);
1012 si
->MaxNameLen
= Symbol
->MaxNameLen
;
1013 if ((ret
= SymFromAddr(hProcess
, Address
, Displacement
, si
)))
1015 copy_symbolW(Symbol
, si
);
1017 HeapFree(GetProcessHeap(), 0, si
);
1021 /******************************************************************
1022 * SymGetSymFromAddr (DBGHELP.@)
1025 BOOL WINAPI
SymGetSymFromAddr(HANDLE hProcess
, DWORD Address
,
1026 PDWORD Displacement
, PIMAGEHLP_SYMBOL Symbol
)
1028 char buffer
[sizeof(SYMBOL_INFO
) + MAX_SYM_NAME
];
1029 SYMBOL_INFO
*si
= (SYMBOL_INFO
*)buffer
;
1031 DWORD64 Displacement64
;
1033 if (Symbol
->SizeOfStruct
< sizeof(*Symbol
)) return FALSE
;
1034 si
->SizeOfStruct
= sizeof(*si
);
1035 si
->MaxNameLen
= MAX_SYM_NAME
;
1036 if (!SymFromAddr(hProcess
, Address
, &Displacement64
, si
))
1040 *Displacement
= Displacement64
;
1041 Symbol
->Address
= si
->Address
;
1042 Symbol
->Size
= si
->Size
;
1043 Symbol
->Flags
= si
->Flags
;
1044 len
= min(Symbol
->MaxNameLength
, si
->MaxNameLen
);
1045 lstrcpynA(Symbol
->Name
, si
->Name
, len
);
1049 /******************************************************************
1050 * SymGetSymFromAddr64 (DBGHELP.@)
1053 BOOL WINAPI
SymGetSymFromAddr64(HANDLE hProcess
, DWORD64 Address
,
1054 PDWORD64 Displacement
, PIMAGEHLP_SYMBOL64 Symbol
)
1056 char buffer
[sizeof(SYMBOL_INFO
) + MAX_SYM_NAME
];
1057 SYMBOL_INFO
*si
= (SYMBOL_INFO
*)buffer
;
1059 DWORD64 Displacement64
;
1061 if (Symbol
->SizeOfStruct
< sizeof(*Symbol
)) return FALSE
;
1062 si
->SizeOfStruct
= sizeof(*si
);
1063 si
->MaxNameLen
= MAX_SYM_NAME
;
1064 if (!SymFromAddr(hProcess
, Address
, &Displacement64
, si
))
1068 *Displacement
= Displacement64
;
1069 Symbol
->Address
= si
->Address
;
1070 Symbol
->Size
= si
->Size
;
1071 Symbol
->Flags
= si
->Flags
;
1072 len
= min(Symbol
->MaxNameLength
, si
->MaxNameLen
);
1073 lstrcpynA(Symbol
->Name
, si
->Name
, len
);
1077 static BOOL
find_name(struct process
* pcs
, struct module
* module
, const char* name
,
1078 SYMBOL_INFO
* symbol
)
1080 struct hash_table_iter hti
;
1082 struct symt_ht
* sym
= NULL
;
1083 struct module_pair pair
;
1085 if (!(pair
.requested
= module
)) return FALSE
;
1086 if (!module_get_debug(pcs
, &pair
)) return FALSE
;
1088 hash_table_iter_init(&pair
.effective
->ht_symbols
, &hti
, name
);
1089 while ((ptr
= hash_table_iter_up(&hti
)))
1091 sym
= GET_ENTRY(ptr
, struct symt_ht
, hash_elt
);
1093 if (!strcmp(sym
->hash_elt
.name
, name
))
1095 symt_fill_sym_info(&pair
, &sym
->symt
, symbol
);
1102 /******************************************************************
1103 * SymFromName (DBGHELP.@)
1106 BOOL WINAPI
SymFromName(HANDLE hProcess
, PCSTR Name
, PSYMBOL_INFO Symbol
)
1108 struct process
* pcs
= process_find_by_handle(hProcess
);
1109 struct module
* module
;
1112 TRACE("(%p, %s, %p)\n", hProcess
, Name
, Symbol
);
1113 if (!pcs
) return FALSE
;
1114 if (Symbol
->SizeOfStruct
< sizeof(*Symbol
)) return FALSE
;
1115 name
= strchr(Name
, '!');
1119 assert(name
- Name
< sizeof(tmp
));
1120 memcpy(tmp
, Name
, name
- Name
);
1121 tmp
[name
- Name
] = '\0';
1122 module
= module_find_by_name(pcs
, tmp
, DMT_UNKNOWN
);
1123 return find_name(pcs
, module
, (char*)(name
+ 1), Symbol
);
1125 for (module
= pcs
->lmodules
; module
; module
= module
->next
)
1127 if (module
->type
== DMT_PE
&& find_name(pcs
, module
, Name
, Symbol
))
1130 /* not found in PE modules, retry on the ELF ones
1132 if (dbghelp_options
& SYMOPT_WINE_WITH_ELF_MODULES
)
1134 for (module
= pcs
->lmodules
; module
; module
= module
->next
)
1136 if (module
->type
== DMT_ELF
&& !module_get_containee(pcs
, module
) &&
1137 find_name(pcs
, module
, Name
, Symbol
))
1144 /***********************************************************************
1145 * SymGetSymFromName (DBGHELP.@)
1147 BOOL WINAPI
SymGetSymFromName(HANDLE hProcess
, PCSTR Name
, PIMAGEHLP_SYMBOL Symbol
)
1149 char buffer
[sizeof(SYMBOL_INFO
) + MAX_SYM_NAME
];
1150 SYMBOL_INFO
*si
= (SYMBOL_INFO
*)buffer
;
1153 if (Symbol
->SizeOfStruct
< sizeof(*Symbol
)) return FALSE
;
1154 si
->SizeOfStruct
= sizeof(*si
);
1155 si
->MaxNameLen
= MAX_SYM_NAME
;
1156 if (!SymFromName(hProcess
, Name
, si
)) return FALSE
;
1158 Symbol
->Address
= si
->Address
;
1159 Symbol
->Size
= si
->Size
;
1160 Symbol
->Flags
= si
->Flags
;
1161 len
= min(Symbol
->MaxNameLength
, si
->MaxNameLen
);
1162 lstrcpynA(Symbol
->Name
, si
->Name
, len
);
1166 /******************************************************************
1167 * sym_fill_func_line_info
1169 * fills information about a file
1171 BOOL
symt_fill_func_line_info(struct module
* module
, struct symt_function
* func
,
1172 DWORD addr
, IMAGEHLP_LINE
* line
)
1174 struct line_info
* dli
= NULL
;
1177 assert(func
->symt
.tag
== SymTagFunction
);
1179 while ((dli
= vector_iter_down(&func
->vlines
, dli
)))
1181 if (!dli
->is_source_file
)
1183 if (found
|| dli
->u
.pc_offset
> addr
) continue;
1184 line
->LineNumber
= dli
->line_number
;
1185 line
->Address
= dli
->u
.pc_offset
;
1192 line
->FileName
= (char*)source_get(module
, dli
->u
.source_file
);
1199 /***********************************************************************
1200 * SymGetSymNext (DBGHELP.@)
1202 BOOL WINAPI
SymGetSymNext(HANDLE hProcess
, PIMAGEHLP_SYMBOL Symbol
)
1205 * get module from Symbol.Address
1206 * get index in module.addr_sorttab of Symbol.Address
1208 * if out of module bounds, move to next module in process address space
1210 FIXME("(%p, %p): stub\n", hProcess
, Symbol
);
1211 SetLastError(ERROR_CALL_NOT_IMPLEMENTED
);
1215 /***********************************************************************
1216 * SymGetSymPrev (DBGHELP.@)
1219 BOOL WINAPI
SymGetSymPrev(HANDLE hProcess
, PIMAGEHLP_SYMBOL Symbol
)
1221 FIXME("(%p, %p): stub\n", hProcess
, Symbol
);
1222 SetLastError(ERROR_CALL_NOT_IMPLEMENTED
);
1226 /******************************************************************
1227 * SymGetLineFromAddr (DBGHELP.@)
1230 BOOL WINAPI
SymGetLineFromAddr(HANDLE hProcess
, DWORD dwAddr
,
1231 PDWORD pdwDisplacement
, PIMAGEHLP_LINE Line
)
1233 struct process
* pcs
= process_find_by_handle(hProcess
);
1234 struct module_pair pair
;
1237 TRACE("%p %08lx %p %p\n", hProcess
, dwAddr
, pdwDisplacement
, Line
);
1239 if (Line
->SizeOfStruct
< sizeof(*Line
)) return FALSE
;
1241 if (!pcs
) return FALSE
;
1242 pair
.requested
= module_find_by_addr(pcs
, dwAddr
, DMT_UNKNOWN
);
1243 if (!module_get_debug(pcs
, &pair
)) return FALSE
;
1244 if ((idx
= symt_find_nearest(pair
.effective
, dwAddr
)) == -1) return FALSE
;
1246 if (pair
.effective
->addr_sorttab
[idx
]->symt
.tag
!= SymTagFunction
) return FALSE
;
1247 if (!symt_fill_func_line_info(pair
.effective
,
1248 (struct symt_function
*)pair
.effective
->addr_sorttab
[idx
],
1249 dwAddr
, Line
)) return FALSE
;
1250 *pdwDisplacement
= dwAddr
- Line
->Address
;
1254 /******************************************************************
1255 * copy_line_64_from_32 (internal)
1258 static void copy_line_64_from_32(IMAGEHLP_LINE64
* l64
, const IMAGEHLP_LINE
* l32
)
1261 l64
->Key
= l32
->Key
;
1262 l64
->LineNumber
= l32
->LineNumber
;
1263 l64
->FileName
= l32
->FileName
;
1264 l64
->Address
= l32
->Address
;
1267 /******************************************************************
1268 * copy_line_W64_from_32 (internal)
1271 static void copy_line_W64_from_32(struct process
* pcs
, IMAGEHLP_LINEW64
* l64
, const IMAGEHLP_LINE
* l32
)
1275 l64
->Key
= l32
->Key
;
1276 l64
->LineNumber
= l32
->LineNumber
;
1277 len
= MultiByteToWideChar(CP_ACP
, 0, l32
->FileName
, -1, NULL
, 0);
1278 if ((l64
->FileName
= fetch_buffer(pcs
, len
* sizeof(WCHAR
))))
1279 MultiByteToWideChar(CP_ACP
, 0, l32
->FileName
, -1, l64
->FileName
, len
);
1280 l64
->Address
= l32
->Address
;
1283 /******************************************************************
1284 * copy_line_32_from_64 (internal)
1287 static void copy_line_32_from_64(IMAGEHLP_LINE
* l32
, const IMAGEHLP_LINE64
* l64
)
1290 l32
->Key
= l64
->Key
;
1291 l32
->LineNumber
= l64
->LineNumber
;
1292 l32
->FileName
= l64
->FileName
;
1293 l32
->Address
= l64
->Address
;
1296 /******************************************************************
1297 * SymGetLineFromAddr64 (DBGHELP.@)
1300 BOOL WINAPI
SymGetLineFromAddr64(HANDLE hProcess
, DWORD64 dwAddr
,
1301 PDWORD pdwDisplacement
, PIMAGEHLP_LINE64 Line
)
1303 IMAGEHLP_LINE line32
;
1305 if (Line
->SizeOfStruct
< sizeof(*Line
)) return FALSE
;
1306 if (!validate_addr64(dwAddr
)) return FALSE
;
1307 line32
.SizeOfStruct
= sizeof(line32
);
1308 if (!SymGetLineFromAddr(hProcess
, (DWORD
)dwAddr
, pdwDisplacement
, &line32
))
1310 copy_line_64_from_32(Line
, &line32
);
1314 /******************************************************************
1315 * SymGetLineFromAddrW64 (DBGHELP.@)
1318 BOOL WINAPI
SymGetLineFromAddrW64(HANDLE hProcess
, DWORD64 dwAddr
,
1319 PDWORD pdwDisplacement
, PIMAGEHLP_LINEW64 Line
)
1321 struct process
* pcs
= process_find_by_handle(hProcess
);
1322 IMAGEHLP_LINE line32
;
1324 if (!pcs
) return FALSE
;
1325 if (Line
->SizeOfStruct
< sizeof(*Line
)) return FALSE
;
1326 if (!validate_addr64(dwAddr
)) return FALSE
;
1327 line32
.SizeOfStruct
= sizeof(line32
);
1328 if (!SymGetLineFromAddr(hProcess
, (DWORD
)dwAddr
, pdwDisplacement
, &line32
))
1330 copy_line_W64_from_32(pcs
, Line
, &line32
);
1334 /******************************************************************
1335 * SymGetLinePrev (DBGHELP.@)
1338 BOOL WINAPI
SymGetLinePrev(HANDLE hProcess
, PIMAGEHLP_LINE Line
)
1340 struct process
* pcs
= process_find_by_handle(hProcess
);
1341 struct module_pair pair
;
1342 struct line_info
* li
;
1343 BOOL in_search
= FALSE
;
1345 TRACE("(%p %p)\n", hProcess
, Line
);
1347 if (Line
->SizeOfStruct
< sizeof(*Line
)) return FALSE
;
1349 if (!pcs
) return FALSE
;
1350 pair
.requested
= module_find_by_addr(pcs
, Line
->Address
, DMT_UNKNOWN
);
1351 if (!module_get_debug(pcs
, &pair
)) return FALSE
;
1353 if (Line
->Key
== 0) return FALSE
;
1354 li
= (struct line_info
*)Line
->Key
;
1355 /* things are a bit complicated because when we encounter a DLIT_SOURCEFILE
1356 * element we have to go back until we find the prev one to get the real
1357 * source file name for the DLIT_OFFSET element just before
1358 * the first DLIT_SOURCEFILE
1360 while (!li
->is_first
)
1363 if (!li
->is_source_file
)
1365 Line
->LineNumber
= li
->line_number
;
1366 Line
->Address
= li
->u
.pc_offset
;
1368 if (!in_search
) return TRUE
;
1374 Line
->FileName
= (char*)source_get(pair
.effective
, li
->u
.source_file
);
1380 SetLastError(ERROR_NO_MORE_ITEMS
); /* FIXME */
1384 /******************************************************************
1385 * SymGetLinePrev64 (DBGHELP.@)
1388 BOOL WINAPI
SymGetLinePrev64(HANDLE hProcess
, PIMAGEHLP_LINE64 Line
)
1390 IMAGEHLP_LINE line32
;
1392 line32
.SizeOfStruct
= sizeof(line32
);
1393 copy_line_32_from_64(&line32
, Line
);
1394 if (!SymGetLinePrev(hProcess
, &line32
)) return FALSE
;
1395 copy_line_64_from_32(Line
, &line32
);
1399 BOOL
symt_get_func_line_next(struct module
* module
, PIMAGEHLP_LINE line
)
1401 struct line_info
* li
;
1403 if (line
->Key
== 0) return FALSE
;
1404 li
= (struct line_info
*)line
->Key
;
1405 while (!li
->is_last
)
1408 if (!li
->is_source_file
)
1410 line
->LineNumber
= li
->line_number
;
1411 line
->Address
= li
->u
.pc_offset
;
1415 line
->FileName
= (char*)source_get(module
, li
->u
.source_file
);
1420 /******************************************************************
1421 * SymGetLineNext (DBGHELP.@)
1424 BOOL WINAPI
SymGetLineNext(HANDLE hProcess
, PIMAGEHLP_LINE Line
)
1426 struct process
* pcs
= process_find_by_handle(hProcess
);
1427 struct module_pair pair
;
1429 TRACE("(%p %p)\n", hProcess
, Line
);
1431 if (Line
->SizeOfStruct
< sizeof(*Line
)) return FALSE
;
1432 if (!pcs
) return FALSE
;
1433 pair
.requested
= module_find_by_addr(pcs
, Line
->Address
, DMT_UNKNOWN
);
1434 if (!module_get_debug(pcs
, &pair
)) return FALSE
;
1436 if (symt_get_func_line_next(pair
.effective
, Line
)) return TRUE
;
1437 SetLastError(ERROR_NO_MORE_ITEMS
); /* FIXME */
1441 /******************************************************************
1442 * SymGetLineNext64 (DBGHELP.@)
1445 BOOL WINAPI
SymGetLineNext64(HANDLE hProcess
, PIMAGEHLP_LINE64 Line
)
1447 IMAGEHLP_LINE line32
;
1449 line32
.SizeOfStruct
= sizeof(line32
);
1450 copy_line_32_from_64(&line32
, Line
);
1451 if (!SymGetLineNext(hProcess
, &line32
)) return FALSE
;
1452 copy_line_64_from_32(Line
, &line32
);
1456 /***********************************************************************
1457 * SymFunctionTableAccess (DBGHELP.@)
1459 PVOID WINAPI
SymFunctionTableAccess(HANDLE hProcess
, DWORD AddrBase
)
1461 WARN("(%p, 0x%08lx): stub\n", hProcess
, AddrBase
);
1465 /***********************************************************************
1466 * SymFunctionTableAccess64 (DBGHELP.@)
1468 PVOID WINAPI
SymFunctionTableAccess64(HANDLE hProcess
, DWORD64 AddrBase
)
1470 WARN("(%p, %s): stub\n", hProcess
, wine_dbgstr_longlong(AddrBase
));
1474 /***********************************************************************
1475 * SymUnDName (DBGHELP.@)
1477 BOOL WINAPI
SymUnDName(PIMAGEHLP_SYMBOL sym
, LPSTR UnDecName
, DWORD UnDecNameLength
)
1479 TRACE("(%p %s %lu)\n", sym
, UnDecName
, UnDecNameLength
);
1480 return UnDecorateSymbolName(sym
->Name
, UnDecName
, UnDecNameLength
,
1481 UNDNAME_COMPLETE
) != 0;
1484 static void* und_alloc(size_t len
) { return HeapAlloc(GetProcessHeap(), 0, len
); }
1485 static void und_free (void* ptr
) { HeapFree(GetProcessHeap(), 0, ptr
); }
1487 /***********************************************************************
1488 * UnDecorateSymbolName (DBGHELP.@)
1490 DWORD WINAPI
UnDecorateSymbolName(LPCSTR DecoratedName
, LPSTR UnDecoratedName
,
1491 DWORD UndecoratedLength
, DWORD Flags
)
1493 /* undocumented from msvcrt */
1494 static char* (*p_undname
)(char*, const char*, int, void* (*)(size_t), void (*)(void*), unsigned short);
1495 static const WCHAR szMsvcrt
[] = {'m','s','v','c','r','t','.','d','l','l',0};
1497 TRACE("(%s, %p, %ld, 0x%08lx)\n",
1498 debugstr_a(DecoratedName
), UnDecoratedName
, UndecoratedLength
, Flags
);
1502 if (!hMsvcrt
) hMsvcrt
= LoadLibraryW(szMsvcrt
);
1503 if (hMsvcrt
) p_undname
= (void*)GetProcAddress(hMsvcrt
, "__unDName");
1504 if (!p_undname
) return 0;
1507 if (!UnDecoratedName
) return 0;
1508 if (!p_undname(UnDecoratedName
, DecoratedName
, UndecoratedLength
,
1509 und_alloc
, und_free
, Flags
))
1511 return strlen(UnDecoratedName
);
1514 /******************************************************************
1515 * SymMatchString (DBGHELP.@)
1518 BOOL WINAPI
SymMatchString(PCSTR string
, PCSTR re
, BOOL _case
)
1523 TRACE("%s %s %c\n", string
, re
, _case
? 'Y' : 'N');
1525 compile_regex(re
, -1, &preg
, _case
);
1526 ret
= regexec(&preg
, string
, 0, NULL
, 0) == 0;
1531 /******************************************************************
1532 * SymSearch (DBGHELP.@)
1534 BOOL WINAPI
SymSearch(HANDLE hProcess
, ULONG64 BaseOfDll
, DWORD Index
,
1535 DWORD SymTag
, PCSTR Mask
, DWORD64 Address
,
1536 PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback
,
1537 PVOID UserContext
, DWORD Options
)
1541 TRACE("(%p %s %lu %lu %s %s %p %p %lx)\n",
1542 hProcess
, wine_dbgstr_longlong(BaseOfDll
), Index
, SymTag
, Mask
,
1543 wine_dbgstr_longlong(Address
), EnumSymbolsCallback
,
1544 UserContext
, Options
);
1546 if (Options
!= SYMSEARCH_GLOBALSONLY
)
1548 FIXME("Unsupported searching with options (%lx)\n", Options
);
1549 SetLastError(ERROR_INVALID_PARAMETER
);
1553 se
.cb
= EnumSymbolsCallback
;
1554 se
.user
= UserContext
;
1558 se
.sym_info
= (PSYMBOL_INFO
)se
.buffer
;
1560 return sym_enum(hProcess
, BaseOfDll
, Mask
, &se
);
1563 /******************************************************************
1564 * SymSearchW (DBGHELP.@)
1566 BOOL WINAPI
SymSearchW(HANDLE hProcess
, ULONG64 BaseOfDll
, DWORD Index
,
1567 DWORD SymTag
, PCWSTR Mask
, DWORD64 Address
,
1568 PSYM_ENUMERATESYMBOLS_CALLBACKW EnumSymbolsCallback
,
1569 PVOID UserContext
, DWORD Options
)
1571 struct sym_enumW sew
;
1575 TRACE("(%p %s %lu %lu %s %s %p %p %lx)\n",
1576 hProcess
, wine_dbgstr_longlong(BaseOfDll
), Index
, SymTag
, debugstr_w(Mask
),
1577 wine_dbgstr_longlong(Address
), EnumSymbolsCallback
,
1578 UserContext
, Options
);
1580 sew
.ctx
= UserContext
;
1581 sew
.cb
= EnumSymbolsCallback
;
1582 sew
.sym_info
= (PSYMBOL_INFOW
)sew
.buffer
;
1586 unsigned len
= WideCharToMultiByte(CP_ACP
, 0, Mask
, -1, NULL
, 0, NULL
, NULL
);
1587 maskA
= HeapAlloc(GetProcessHeap(), 0, len
);
1588 if (!maskA
) return FALSE
;
1589 WideCharToMultiByte(CP_ACP
, 0, Mask
, -1, maskA
, len
, NULL
, NULL
);
1591 ret
= SymSearch(hProcess
, BaseOfDll
, Index
, SymTag
, maskA
, Address
,
1592 sym_enumW
, &sew
, Options
);
1593 HeapFree(GetProcessHeap(), 0, maskA
);