dlls/dbghelp/dbghelp_private.h

   1 /*
   2  * File dbghelp_private.h - dbghelp internal definitions
   3  *
   4  * Copyright (C) 1995, Alexandre Julliard
   5  * Copyright (C) 1996, Eric Youngdale.
   6  * Copyright (C) 1999-2000, Ulrich Weigand.
   7  * Copyright (C) 2004-2007, Eric Pouech.
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23
  24 #include <stdarg.h>
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winver.h"
  28 #include "dbghelp.h"
  29 #include "objbase.h"
  30 #include "oaidl.h"
  31 #include "winnls.h"
  32 #include "wine/list.h"
  33 #include "wine/rbtree.h"
  34
  35 #include "cvconst.h"
  36
  37 /* #define USE_STATS */
  38
  39 struct pool /* poor's man */
  40 {
  41     struct list arena_list;
  42     struct list arena_full;
  43     size_t      arena_size;
  44 };
  45
  46 void     pool_init(struct pool* a, size_t arena_size) DECLSPEC_HIDDEN;
  47 void     pool_destroy(struct pool* a) DECLSPEC_HIDDEN;
  48 void*    pool_alloc(struct pool* a, size_t len) DECLSPEC_HIDDEN;
  49 char*    pool_strdup(struct pool* a, const char* str) DECLSPEC_HIDDEN;
  50
  51 struct vector
  52 {
  53     void**      buckets;
  54     unsigned    elt_size;
  55     unsigned    shift;
  56     unsigned    num_elts;
  57     unsigned    num_buckets;
  58     unsigned    buckets_allocated;
  59 };
  60
  61 void     vector_init(struct vector* v, unsigned elt_sz, unsigned bucket_sz) DECLSPEC_HIDDEN;
  62 unsigned vector_length(const struct vector* v) DECLSPEC_HIDDEN;
  63 void*    vector_at(const struct vector* v, unsigned pos) DECLSPEC_HIDDEN;
  64 void*    vector_add(struct vector* v, struct pool* pool) DECLSPEC_HIDDEN;
  65
  66 struct sparse_array
  67 {
  68     struct vector               key2index;
  69     struct vector               elements;
  70 };
  71
  72 void     sparse_array_init(struct sparse_array* sa, unsigned elt_sz, unsigned bucket_sz) DECLSPEC_HIDDEN;
  73 void*    sparse_array_find(const struct sparse_array* sa, ULONG_PTR idx) DECLSPEC_HIDDEN;
  74 void*    sparse_array_add(struct sparse_array* sa, ULONG_PTR key, struct pool* pool) DECLSPEC_HIDDEN;
  75 unsigned sparse_array_length(const struct sparse_array* sa) DECLSPEC_HIDDEN;
  76
  77 struct hash_table_elt
  78 {
  79     const char*                 name;
  80     struct hash_table_elt*      next;
  81 };
  82
  83 struct hash_table_bucket
  84 {
  85     struct hash_table_elt*      first;
  86     struct hash_table_elt*      last;
  87 };
  88
  89 struct hash_table
  90 {
  91     unsigned                    num_elts;
  92     unsigned                    num_buckets;
  93     struct hash_table_bucket*   buckets;
  94     struct pool*                pool;
  95 };
  96
  97 void     hash_table_init(struct pool* pool, struct hash_table* ht,
  98                          unsigned num_buckets) DECLSPEC_HIDDEN;
  99 void     hash_table_destroy(struct hash_table* ht) DECLSPEC_HIDDEN;
 100 void     hash_table_add(struct hash_table* ht, struct hash_table_elt* elt) DECLSPEC_HIDDEN;
 101
 102 struct hash_table_iter
 103 {
 104     const struct hash_table*    ht;
 105     struct hash_table_elt*      element;
 106     int                         index;
 107     int                         last;
 108 };
 109
 110 void     hash_table_iter_init(const struct hash_table* ht,
 111                               struct hash_table_iter* hti, const char* name) DECLSPEC_HIDDEN;
 112 void*    hash_table_iter_up(struct hash_table_iter* hti) DECLSPEC_HIDDEN;
 113
 114
 115 extern unsigned dbghelp_options DECLSPEC_HIDDEN;
 116 extern BOOL     dbghelp_opt_native DECLSPEC_HIDDEN;
 117 extern SYSTEM_INFO sysinfo DECLSPEC_HIDDEN;
 118
 119 enum location_kind {loc_error,          /* reg is the error code */
 120                     loc_unavailable,    /* location is not available */
 121                     loc_absolute,       /* offset is the location */
 122                     loc_register,       /* reg is the location */
 123                     loc_regrel,         /* [reg+offset] is the location */
 124                     loc_tlsrel,         /* offset is the address of the TLS index */
 125                     loc_user,           /* value is debug information dependent,
 126                                            reg & offset can be used ad libidem */
 127 };
 128
 129 enum location_error {loc_err_internal = -1,     /* internal while computing */
 130                      loc_err_too_complex = -2,  /* couldn't compute location (even at runtime) */
 131                      loc_err_out_of_scope = -3, /* variable isn't available at current address */
 132                      loc_err_cant_read = -4,    /* couldn't read memory at given address */
 133                      loc_err_no_location = -5,  /* likely optimized away (by compiler) */
 134 };
 135
 136 struct location
 137 {
 138     unsigned            kind : 8,
 139                         reg;
 140     ULONG_PTR           offset;
 141 };
 142
 143 struct symt
 144 {
 145     enum SymTagEnum             tag;
 146 };
 147
 148 struct symt_ht
 149 {
 150     struct symt                 symt;
 151     struct hash_table_elt       hash_elt;        /* if global symbol or type */
 152 };
 153
 154 /* lexical tree */
 155 struct symt_block
 156 {
 157     struct symt                 symt;
 158     ULONG_PTR                   address;
 159     ULONG_PTR                   size;
 160     struct symt*                container;      /* block, or func */
 161     struct vector               vchildren;      /* sub-blocks & local variables */
 162 };
 163
 164 struct symt_compiland
 165 {
 166     struct symt                 symt;
 167     ULONG_PTR                   address;
 168     unsigned                    source;
 169     struct vector               vchildren;      /* global variables & functions */
 170 };
 171
 172 struct symt_data
 173 {
 174     struct symt                 symt;
 175     struct hash_table_elt       hash_elt;       /* if global symbol */
 176     enum DataKind               kind;
 177     struct symt*                container;
 178     struct symt*                type;
 179     union                                       /* depends on kind */
 180     {
 181         /* DataIs{Global, FileStatic}:
 182          *      with loc.kind
 183          *              loc_absolute    loc.offset is address
 184          *              loc_tlsrel      loc.offset is TLS index address
 185          * DataIs{Local,Param}:
 186          *      with loc.kind
 187          *              loc_absolute    not supported
 188          *              loc_register    location is in register loc.reg
 189          *              loc_regrel      location is at address loc.reg + loc.offset
 190          *              >= loc_user     ask debug info provider for resolution
 191          */
 192         struct location         var;
 193         /* DataIs{Member} (all values are in bits, not bytes) */
 194         struct
 195         {
 196             LONG_PTR                    offset;
 197             ULONG_PTR                   length;
 198         } member;
 199         /* DataIsConstant */
 200         VARIANT                 value;
 201     } u;
 202 };
 203
 204 struct symt_function
 205 {
 206     struct symt                 symt;
 207     struct hash_table_elt       hash_elt;       /* if global symbol */
 208     ULONG_PTR                   address;
 209     struct symt*                container;      /* compiland */
 210     struct symt*                type;           /* points to function_signature */
 211     ULONG_PTR                   size;
 212     struct vector               vlines;
 213     struct vector               vchildren;      /* locals, params, blocks, start/end, labels */
 214 };
 215
 216 struct symt_hierarchy_point
 217 {
 218     struct symt                 symt;           /* either SymTagFunctionDebugStart, SymTagFunctionDebugEnd, SymTagLabel */
 219     struct hash_table_elt       hash_elt;       /* if label (and in compiland's hash table if global) */
 220     struct symt*                parent;         /* symt_function or symt_compiland */
 221     struct location             loc;
 222 };
 223
 224 struct symt_public
 225 {
 226     struct symt                 symt;
 227     struct hash_table_elt       hash_elt;
 228     struct symt*                container;      /* compiland */
 229     BOOL is_function;
 230     ULONG_PTR                   address;
 231     ULONG_PTR                   size;
 232 };
 233
 234 struct symt_thunk
 235 {
 236     struct symt                 symt;
 237     struct hash_table_elt       hash_elt;
 238     struct symt*                container;      /* compiland */
 239     ULONG_PTR                   address;
 240     ULONG_PTR                   size;
 241     THUNK_ORDINAL               ordinal;        /* FIXME: doesn't seem to be accessible */
 242 };
 243
 244 /* class tree */
 245 struct symt_array
 246 {
 247     struct symt                 symt;
 248     int                         start;
 249     int                         end;            /* end index if > 0, or -array_len (in bytes) if < 0 */
 250     struct symt*                base_type;
 251     struct symt*                index_type;
 252 };
 253
 254 struct symt_basic
 255 {
 256     struct symt                 symt;
 257     struct hash_table_elt       hash_elt;
 258     enum BasicType              bt;
 259     ULONG_PTR                   size;
 260 };
 261
 262 struct symt_enum
 263 {
 264     struct symt                 symt;
 265     struct symt*                base_type;
 266     const char*                 name;
 267     struct vector               vchildren;
 268 };
 269
 270 struct symt_function_signature
 271 {
 272     struct symt                 symt;
 273     struct symt*                rettype;
 274     struct vector               vchildren;
 275     enum CV_call_e              call_conv;
 276 };
 277
 278 struct symt_function_arg_type
 279 {
 280     struct symt                 symt;
 281     struct symt*                arg_type;
 282     struct symt*                container;
 283 };
 284
 285 struct symt_pointer
 286 {
 287     struct symt                 symt;
 288     struct symt*                pointsto;
 289     ULONG_PTR                   size;
 290 };
 291
 292 struct symt_typedef
 293 {
 294     struct symt                 symt;
 295     struct hash_table_elt       hash_elt;
 296     struct symt*                type;
 297 };
 298
 299 struct symt_udt
 300 {
 301     struct symt                 symt;
 302     struct hash_table_elt       hash_elt;
 303     enum UdtKind                kind;
 304     int                         size;
 305     struct vector               vchildren;
 306 };
 307
 308 enum module_type
 309 {
 310     DMT_UNKNOWN,        /* for lookup, not actually used for a module */
 311     DMT_ELF,            /* a real ELF shared module */
 312     DMT_PE,             /* a native or builtin PE module */
 313     DMT_MACHO,          /* a real Mach-O shared module */
 314     DMT_PDB,            /* .PDB file */
 315     DMT_DBG,            /* .DBG file */
 316 };
 317
 318 struct process;
 319 struct module;
 320
 321 /* a module can be made of several debug information formats, so we have to
 322  * support them all
 323  */
 324 enum format_info
 325 {
 326     DFI_ELF,
 327     DFI_PE,
 328     DFI_MACHO,
 329     DFI_DWARF,
 330     DFI_PDB,
 331     DFI_LAST
 332 };
 333
 334 struct module_format
 335 {
 336     struct module*              module;
 337     void                        (*remove)(struct process* pcs, struct module_format* modfmt);
 338     void                        (*loc_compute)(struct process* pcs,
 339                                                const struct module_format* modfmt,
 340                                                const struct symt_function* func,
 341                                                struct location* loc);
 342     union
 343     {
 344         struct elf_module_info*         elf_info;
 345         struct dwarf2_module_info_s*    dwarf2_info;
 346         struct pe_module_info*          pe_info;
 347         struct macho_module_info*       macho_info;
 348         struct pdb_module_info*         pdb_info;
 349     } u;
 350 };
 351
 352 struct module
 353 {
 354     struct process*             process;
 355     IMAGEHLP_MODULEW64          module;
 356     WCHAR                       modulename[64]; /* used for enumeration */
 357     struct module*              next;
 358     enum module_type            type : 16;
 359     unsigned short              is_virtual : 1;
 360     DWORD64                     reloc_delta;
 361     WCHAR*                      real_path;
 362
 363     /* specific information for debug types */
 364     struct module_format*       format_info[DFI_LAST];
 365
 366     /* memory allocation pool */
 367     struct pool                 pool;
 368
 369     /* symbols & symbol tables */
 370     struct vector               vsymt;
 371     int                         sortlist_valid;
 372     unsigned                    num_sorttab;    /* number of symbols with addresses */
 373     unsigned                    num_symbols;
 374     unsigned                    sorttab_size;
 375     struct symt_ht**            addr_sorttab;
 376     struct hash_table           ht_symbols;
 377
 378     /* types */
 379     struct hash_table           ht_types;
 380     struct vector               vtypes;
 381
 382     /* source files */
 383     unsigned                    sources_used;
 384     unsigned                    sources_alloc;
 385     char*                       sources;
 386     struct wine_rb_tree         sources_offsets_tree;
 387 };
 388
 389 typedef BOOL (*enum_modules_cb)(const WCHAR*, ULONG_PTR addr, void* user);
 390
 391 struct loader_ops
 392 {
 393     BOOL (*synchronize_module_list)(struct process* process);
 394     struct module* (*load_module)(struct process* process, const WCHAR* name, ULONG_PTR addr);
 395     BOOL (*load_debug_info)(struct process *process, struct module* module);
 396     BOOL (*enum_modules)(struct process* process, enum_modules_cb callback, void* user);
 397     BOOL (*fetch_file_info)(struct process* process, const WCHAR* name, ULONG_PTR load_addr, DWORD_PTR* base, DWORD* size, DWORD* checksum);
 398 };
 399
 400 struct process
 401 {
 402     struct process*             next;
 403     HANDLE                      handle;
 404     const struct loader_ops*    loader;
 405     WCHAR*                      search_path;
 406     WCHAR*                      environment;
 407
 408     PSYMBOL_REGISTERED_CALLBACK64       reg_cb;
 409     PSYMBOL_REGISTERED_CALLBACK reg_cb32;
 410     BOOL                        reg_is_unicode;
 411     DWORD64                     reg_user;
 412
 413     struct module*              lmodules;
 414     ULONG_PTR                   dbg_hdr_addr;
 415
 416     IMAGEHLP_STACK_FRAME        ctx_frame;
 417
 418     unsigned                    buffer_size;
 419     void*                       buffer;
 420
 421     BOOL                        is_64bit;
 422 };
 423
 424 static inline BOOL read_process_memory(const struct process *process, UINT64 addr, void *buf, size_t size)
 425 {
 426     return ReadProcessMemory(process->handle, (void*)(UINT_PTR)addr, buf, size, NULL);
 427 }
 428
 429 struct line_info
 430 {
 431     ULONG_PTR                   is_first : 1,
 432                                 is_last : 1,
 433                                 is_source_file : 1,
 434                                 line_number;
 435     union
 436     {
 437         ULONG_PTR                   pc_offset;   /* if is_source_file isn't set */
 438         unsigned                    source_file; /* if is_source_file is set */
 439     } u;
 440 };
 441
 442 struct module_pair
 443 {
 444     struct process*             pcs;
 445     struct module*              requested; /* in:  to module_get_debug() */
 446     struct module*              effective; /* out: module with debug info */
 447 };
 448
 449 enum pdb_kind {PDB_JG, PDB_DS};
 450
 451 struct pdb_lookup
 452 {
 453     const char*                 filename;
 454     enum pdb_kind               kind;
 455     DWORD                       age;
 456     DWORD                       timestamp;
 457     GUID                        guid;
 458 };
 459
 460 struct cpu_stack_walk
 461 {
 462     HANDLE                      hProcess;
 463     HANDLE                      hThread;
 464     BOOL                        is32;
 465     struct cpu *                cpu;
 466     union
 467     {
 468         struct
 469         {
 470             PREAD_PROCESS_MEMORY_ROUTINE        f_read_mem;
 471             PTRANSLATE_ADDRESS_ROUTINE          f_xlat_adr;
 472             PFUNCTION_TABLE_ACCESS_ROUTINE      f_tabl_acs;
 473             PGET_MODULE_BASE_ROUTINE            f_modl_bas;
 474         } s32;
 475         struct
 476         {
 477             PREAD_PROCESS_MEMORY_ROUTINE64      f_read_mem;
 478             PTRANSLATE_ADDRESS_ROUTINE64        f_xlat_adr;
 479             PFUNCTION_TABLE_ACCESS_ROUTINE64    f_tabl_acs;
 480             PGET_MODULE_BASE_ROUTINE64          f_modl_bas;
 481         } s64;
 482     } u;
 483 };
 484
 485 struct dump_memory
 486 {
 487     ULONG64                             base;
 488     ULONG                               size;
 489     ULONG                               rva;
 490 };
 491
 492 struct dump_memory64
 493 {
 494     ULONG64                             base;
 495     ULONG64                             size;
 496 };
 497
 498 struct dump_module
 499 {
 500     unsigned                            is_elf;
 501     ULONG64                             base;
 502     ULONG                               size;
 503     DWORD                               timestamp;
 504     DWORD                               checksum;
 505     WCHAR                               name[MAX_PATH];
 506 };
 507
 508 struct dump_thread
 509 {
 510     ULONG                               tid;
 511     ULONG                               prio_class;
 512     ULONG                               curr_prio;
 513 };
 514
 515 struct dump_context
 516 {
 517     /* process & thread information */
 518     struct process                     *process;
 519     DWORD                               pid;
 520     unsigned                            flags_out;
 521     /* thread information */
 522     struct dump_thread*                 threads;
 523     unsigned                            num_threads;
 524     /* module information */
 525     struct dump_module*                 modules;
 526     unsigned                            num_modules;
 527     unsigned                            alloc_modules;
 528     /* exception information */
 529     /* output information */
 530     MINIDUMP_TYPE                       type;
 531     HANDLE                              hFile;
 532     RVA                                 rva;
 533     struct dump_memory*                 mem;
 534     unsigned                            num_mem;
 535     unsigned                            alloc_mem;
 536     struct dump_memory64*               mem64;
 537     unsigned                            num_mem64;
 538     unsigned                            alloc_mem64;
 539     /* callback information */
 540     MINIDUMP_CALLBACK_INFORMATION*      cb;
 541 };
 542
 543 union ctx
 544 {
 545     CONTEXT ctx;
 546     WOW64_CONTEXT x86;
 547 };
 548
 549 enum cpu_addr {cpu_addr_pc, cpu_addr_stack, cpu_addr_frame};
 550 struct cpu
 551 {
 552     DWORD       machine;
 553     DWORD       word_size;
 554     DWORD       frame_regno;
 555
 556     /* address manipulation */
 557     BOOL        (*get_addr)(HANDLE hThread, const CONTEXT* ctx,
 558                             enum cpu_addr, ADDRESS64* addr);
 559
 560     /* stack manipulation */
 561     BOOL        (*stack_walk)(struct cpu_stack_walk *csw, STACKFRAME64 *frame,
 562                               union ctx *ctx);
 563
 564     /* module manipulation */
 565     void*       (*find_runtime_function)(struct module*, DWORD64 addr);
 566
 567     /* dwarf dedicated information */
 568     unsigned    (*map_dwarf_register)(unsigned regno, const struct module* module, BOOL eh_frame);
 569
 570     /* context related manipulation */
 571     void *      (*fetch_context_reg)(union ctx *ctx, unsigned regno, unsigned *size);
 572     const char* (*fetch_regname)(unsigned regno);
 573
 574     /* minidump per CPU extension */
 575     BOOL        (*fetch_minidump_thread)(struct dump_context* dc, unsigned index, unsigned flags, const CONTEXT* ctx);
 576     BOOL        (*fetch_minidump_module)(struct dump_context* dc, unsigned index, unsigned flags);
 577 };
 578
 579 extern struct cpu*      dbghelp_current_cpu DECLSPEC_HIDDEN;
 580
 581 /* dbghelp.c */
 582 extern struct process* process_find_by_handle(HANDLE hProcess) DECLSPEC_HIDDEN;
 583 extern BOOL         validate_addr64(DWORD64 addr) DECLSPEC_HIDDEN;
 584 extern BOOL         pcs_callback(const struct process* pcs, ULONG action, void* data) DECLSPEC_HIDDEN;
 585 extern void*        fetch_buffer(struct process* pcs, unsigned size) DECLSPEC_HIDDEN;
 586 extern const char*  wine_dbgstr_addr(const ADDRESS64* addr) DECLSPEC_HIDDEN;
 587 extern struct cpu*  cpu_find(DWORD) DECLSPEC_HIDDEN;
 588 extern const WCHAR *process_getenv(const struct process *process, const WCHAR *name);
 589 extern DWORD calc_crc32(HANDLE handle) DECLSPEC_HIDDEN;
 590
 591 /* elf_module.c */
 592 extern BOOL         elf_read_wine_loader_dbg_info(struct process* pcs, ULONG_PTR addr) DECLSPEC_HIDDEN;
 593 struct elf_thunk_area;
 594 extern int          elf_is_in_thunk_area(ULONG_PTR addr, const struct elf_thunk_area* thunks) DECLSPEC_HIDDEN;
 595
 596 /* macho_module.c */
 597 extern BOOL         macho_read_wine_loader_dbg_info(struct process* pcs, ULONG_PTR addr) DECLSPEC_HIDDEN;
 598
 599 /* minidump.c */
 600 void minidump_add_memory_block(struct dump_context* dc, ULONG64 base, ULONG size, ULONG rva) DECLSPEC_HIDDEN;
 601
 602 /* module.c */
 603 extern const WCHAR      S_ElfW[] DECLSPEC_HIDDEN;
 604 extern const WCHAR      S_WineLoaderW[] DECLSPEC_HIDDEN;
 605 extern const WCHAR      S_SlashW[] DECLSPEC_HIDDEN;
 606 extern const struct loader_ops no_loader_ops DECLSPEC_HIDDEN;
 607
 608 extern struct module*
 609                     module_find_by_addr(const struct process* pcs, DWORD64 addr,
 610                                         enum module_type type) DECLSPEC_HIDDEN;
 611 extern struct module*
 612                     module_find_by_nameW(const struct process* pcs,
 613                                          const WCHAR* name) DECLSPEC_HIDDEN;
 614 extern struct module*
 615                     module_find_by_nameA(const struct process* pcs,
 616                                          const char* name) DECLSPEC_HIDDEN;
 617 extern struct module*
 618                     module_is_already_loaded(const struct process* pcs,
 619                                              const WCHAR* imgname) DECLSPEC_HIDDEN;
 620 extern BOOL         module_get_debug(struct module_pair*) DECLSPEC_HIDDEN;
 621 extern struct module*
 622                     module_new(struct process* pcs, const WCHAR* name,
 623                                enum module_type type, BOOL virtual,
 624                                DWORD64 addr, DWORD64 size,
 625                                ULONG_PTR stamp, ULONG_PTR checksum) DECLSPEC_HIDDEN;
 626 extern struct module*
 627                     module_get_containee(const struct process* pcs,
 628                                          const struct module* inner) DECLSPEC_HIDDEN;
 629 extern void         module_reset_debug_info(struct module* module) DECLSPEC_HIDDEN;
 630 extern BOOL         module_remove(struct process* pcs,
 631                                   struct module* module) DECLSPEC_HIDDEN;
 632 extern void         module_set_module(struct module* module, const WCHAR* name) DECLSPEC_HIDDEN;
 633 extern const WCHAR *get_wine_loader_name(struct process *pcs) DECLSPEC_HIDDEN;
 634
 635 /* msc.c */
 636 extern BOOL         pe_load_debug_directory(const struct process* pcs,
 637                                             struct module* module,
 638                                             const BYTE* mapping,
 639                                             const IMAGE_SECTION_HEADER* sectp, DWORD nsect,
 640                                             const IMAGE_DEBUG_DIRECTORY* dbg, int nDbg) DECLSPEC_HIDDEN;
 641 extern BOOL         pdb_fetch_file_info(const struct pdb_lookup* pdb_lookup, unsigned* matched) DECLSPEC_HIDDEN;
 642 struct pdb_cmd_pair {
 643     const char*         name;
 644     DWORD*              pvalue;
 645 };
 646 extern BOOL pdb_virtual_unwind(struct cpu_stack_walk *csw, DWORD_PTR ip,
 647     union ctx *context, struct pdb_cmd_pair *cpair) DECLSPEC_HIDDEN;
 648
 649 /* path.c */
 650 extern BOOL         path_find_symbol_file(const struct process* pcs, const struct module* module,
 651                                           PCSTR full_path, enum module_type type, const GUID* guid, DWORD dw1, DWORD dw2,
 652                                           WCHAR *buffer, BOOL* is_unmatched) DECLSPEC_HIDDEN;
 653 extern WCHAR *get_dos_file_name(const WCHAR *filename) DECLSPEC_HIDDEN;
 654 extern BOOL search_dll_path(const struct process* process, const WCHAR *name,
 655                             BOOL (*match)(void*, HANDLE, const WCHAR*), void *param) DECLSPEC_HIDDEN;
 656 extern BOOL search_unix_path(const WCHAR *name, const WCHAR *path, BOOL (*match)(void*, HANDLE, const WCHAR*), void *param) DECLSPEC_HIDDEN;
 657 extern const WCHAR* file_name(const WCHAR* str) DECLSPEC_HIDDEN;
 658 extern const char* file_nameA(const char* str) DECLSPEC_HIDDEN;
 659
 660 /* pe_module.c */
 661 extern BOOL         pe_load_nt_header(HANDLE hProc, DWORD64 base, IMAGE_NT_HEADERS* nth) DECLSPEC_HIDDEN;
 662 extern struct module*
 663                     pe_load_native_module(struct process* pcs, const WCHAR* name,
 664                                           HANDLE hFile, DWORD64 base, DWORD size) DECLSPEC_HIDDEN;
 665 extern struct module*
 666                     pe_load_builtin_module(struct process* pcs, const WCHAR* name,
 667                                            DWORD64 base, DWORD64 size) DECLSPEC_HIDDEN;
 668 extern BOOL         pe_load_debug_info(const struct process* pcs,
 669                                        struct module* module) DECLSPEC_HIDDEN;
 670 extern const char*  pe_map_directory(struct module* module, int dirno, DWORD* size) DECLSPEC_HIDDEN;
 671
 672 /* source.c */
 673 extern unsigned     source_new(struct module* module, const char* basedir, const char* source) DECLSPEC_HIDDEN;
 674 extern const char*  source_get(const struct module* module, unsigned idx) DECLSPEC_HIDDEN;
 675 extern int          source_rb_compare(const void *key, const struct wine_rb_entry *entry) DECLSPEC_HIDDEN;
 676
 677 /* stabs.c */
 678 typedef void (*stabs_def_cb)(struct module* module, ULONG_PTR load_offset,
 679                                 const char* name, ULONG_PTR offset,
 680                                 BOOL is_public, BOOL is_global, unsigned char other,
 681                                 struct symt_compiland* compiland, void* user);
 682 extern BOOL         stabs_parse(struct module* module, ULONG_PTR load_offset,
 683                                 const char* stabs, size_t nstab, size_t stabsize,
 684                                 const char* strs, int strtablen,
 685                                 stabs_def_cb callback, void* user) DECLSPEC_HIDDEN;
 686
 687 /* dwarf.c */
 688 struct image_file_map;
 689 extern BOOL         dwarf2_parse(struct module* module, ULONG_PTR load_offset,
 690                                  const struct elf_thunk_area* thunks,
 691                                  struct image_file_map* fmap) DECLSPEC_HIDDEN;
 692 extern BOOL dwarf2_virtual_unwind(struct cpu_stack_walk *csw, DWORD_PTR ip,
 693     union ctx *ctx, DWORD64 *cfa) DECLSPEC_HIDDEN;
 694
 695 /* stack.c */
 696 extern BOOL         sw_read_mem(struct cpu_stack_walk* csw, DWORD64 addr, void* ptr, DWORD sz) DECLSPEC_HIDDEN;
 697 extern DWORD64      sw_xlat_addr(struct cpu_stack_walk* csw, ADDRESS64* addr) DECLSPEC_HIDDEN;
 698 extern void*        sw_table_access(struct cpu_stack_walk* csw, DWORD64 addr) DECLSPEC_HIDDEN;
 699 extern DWORD64      sw_module_base(struct cpu_stack_walk* csw, DWORD64 addr) DECLSPEC_HIDDEN;
 700
 701 /* symbol.c */
 702 extern const char*  symt_get_name(const struct symt* sym) DECLSPEC_HIDDEN;
 703 extern WCHAR*       symt_get_nameW(const struct symt* sym) DECLSPEC_HIDDEN;
 704 extern BOOL         symt_get_address(const struct symt* type, ULONG64* addr) DECLSPEC_HIDDEN;
 705 extern int __cdecl  symt_cmp_addr(const void* p1, const void* p2) DECLSPEC_HIDDEN;
 706 extern void         copy_symbolW(SYMBOL_INFOW* siw, const SYMBOL_INFO* si) DECLSPEC_HIDDEN;
 707 extern struct symt_ht*
 708                     symt_find_nearest(struct module* module, DWORD_PTR addr) DECLSPEC_HIDDEN;
 709 extern struct symt_compiland*
 710                     symt_new_compiland(struct module* module, ULONG_PTR address,
 711                                        unsigned src_idx) DECLSPEC_HIDDEN;
 712 extern struct symt_public*
 713                     symt_new_public(struct module* module,
 714                                     struct symt_compiland* parent,
 715                                     const char* typename,
 716                                     BOOL is_function,
 717                                     ULONG_PTR address,
 718                                     unsigned size) DECLSPEC_HIDDEN;
 719 extern struct symt_data*
 720                     symt_new_global_variable(struct module* module,
 721                                              struct symt_compiland* parent,
 722                                              const char* name, unsigned is_static,
 723                                              struct location loc, ULONG_PTR size,
 724                                              struct symt* type) DECLSPEC_HIDDEN;
 725 extern struct symt_function*
 726                     symt_new_function(struct module* module,
 727                                       struct symt_compiland* parent,
 728                                       const char* name,
 729                                       ULONG_PTR addr, ULONG_PTR size,
 730                                       struct symt* type) DECLSPEC_HIDDEN;
 731 extern BOOL         symt_normalize_function(struct module* module,
 732                                             const struct symt_function* func) DECLSPEC_HIDDEN;
 733 extern void         symt_add_func_line(struct module* module,
 734                                        struct symt_function* func,
 735                                        unsigned source_idx, int line_num,
 736                                        ULONG_PTR offset) DECLSPEC_HIDDEN;
 737 extern struct symt_data*
 738                     symt_add_func_local(struct module* module,
 739                                         struct symt_function* func,
 740                                         enum DataKind dt, const struct location* loc,
 741                                         struct symt_block* block,
 742                                         struct symt* type, const char* name) DECLSPEC_HIDDEN;
 743 extern struct symt_block*
 744                     symt_open_func_block(struct module* module,
 745                                          struct symt_function* func,
 746                                          struct symt_block* block,
 747                                          unsigned pc, unsigned len) DECLSPEC_HIDDEN;
 748 extern struct symt_block*
 749                     symt_close_func_block(struct module* module,
 750                                           const struct symt_function* func,
 751                                           struct symt_block* block, unsigned pc) DECLSPEC_HIDDEN;
 752 extern struct symt_hierarchy_point*
 753                     symt_add_function_point(struct module* module,
 754                                             struct symt_function* func,
 755                                             enum SymTagEnum point,
 756                                             const struct location* loc,
 757                                             const char* name) DECLSPEC_HIDDEN;
 758 extern BOOL         symt_fill_func_line_info(const struct module* module,
 759                                              const struct symt_function* func,
 760                                              DWORD64 addr, IMAGEHLP_LINE64* line) DECLSPEC_HIDDEN;
 761 extern BOOL         symt_get_func_line_next(const struct module* module, PIMAGEHLP_LINE64 line) DECLSPEC_HIDDEN;
 762 extern struct symt_thunk*
 763                     symt_new_thunk(struct module* module,
 764                                    struct symt_compiland* parent,
 765                                    const char* name, THUNK_ORDINAL ord,
 766                                    ULONG_PTR addr, ULONG_PTR size) DECLSPEC_HIDDEN;
 767 extern struct symt_data*
 768                     symt_new_constant(struct module* module,
 769                                       struct symt_compiland* parent,
 770                                       const char* name, struct symt* type,
 771                                       const VARIANT* v) DECLSPEC_HIDDEN;
 772 extern struct symt_hierarchy_point*
 773                     symt_new_label(struct module* module,
 774                                    struct symt_compiland* compiland,
 775                                    const char* name, ULONG_PTR address) DECLSPEC_HIDDEN;
 776 extern struct symt* symt_index2ptr(struct module* module, DWORD id) DECLSPEC_HIDDEN;
 777 extern DWORD        symt_ptr2index(struct module* module, const struct symt* sym) DECLSPEC_HIDDEN;
 778
 779 /* type.c */
 780 extern void         symt_init_basic(struct module* module) DECLSPEC_HIDDEN;
 781 extern BOOL         symt_get_info(struct module* module, const struct symt* type,
 782                                   IMAGEHLP_SYMBOL_TYPE_INFO req, void* pInfo) DECLSPEC_HIDDEN;
 783 extern struct symt_basic*
 784                     symt_new_basic(struct module* module, enum BasicType,
 785                                    const char* typename, unsigned size) DECLSPEC_HIDDEN;
 786 extern struct symt_udt*
 787                     symt_new_udt(struct module* module, const char* typename,
 788                                  unsigned size, enum UdtKind kind) DECLSPEC_HIDDEN;
 789 extern BOOL         symt_set_udt_size(struct module* module,
 790                                       struct symt_udt* type, unsigned size) DECLSPEC_HIDDEN;
 791 extern BOOL         symt_add_udt_element(struct module* module,
 792                                          struct symt_udt* udt_type,
 793                                          const char* name,
 794                                          struct symt* elt_type, unsigned offset,
 795                                          unsigned size) DECLSPEC_HIDDEN;
 796 extern struct symt_enum*
 797                     symt_new_enum(struct module* module, const char* typename,
 798                                   struct symt* basetype) DECLSPEC_HIDDEN;
 799 extern BOOL         symt_add_enum_element(struct module* module,
 800                                           struct symt_enum* enum_type,
 801                                           const char* name, int value) DECLSPEC_HIDDEN;
 802 extern struct symt_array*
 803                     symt_new_array(struct module* module, int min, int max,
 804                                    struct symt* base, struct symt* index) DECLSPEC_HIDDEN;
 805 extern struct symt_function_signature*
 806                     symt_new_function_signature(struct module* module,
 807                                                 struct symt* ret_type,
 808                                                 enum CV_call_e call_conv) DECLSPEC_HIDDEN;
 809 extern BOOL         symt_add_function_signature_parameter(struct module* module,
 810                                                           struct symt_function_signature* sig,
 811                                                           struct symt* param) DECLSPEC_HIDDEN;
 812 extern struct symt_pointer*
 813                     symt_new_pointer(struct module* module,
 814                                      struct symt* ref_type,
 815                                      ULONG_PTR size) DECLSPEC_HIDDEN;
 816 extern struct symt_typedef*
 817                     symt_new_typedef(struct module* module, struct symt* ref,
 818                                      const char* name) DECLSPEC_HIDDEN;