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/unicode.h"
  34 #include "wine/rbtree.h"
  35
  36 #include "cvconst.h"
  37
  38 /* #define USE_STATS */
  39
  40 struct pool /* poor's man */
  41 {
  42     struct list arena_list;
  43     struct list arena_full;
  44     size_t      arena_size;
  45 };
  46
  47 void     pool_init(struct pool* a, size_t arena_size) DECLSPEC_HIDDEN;
  48 void     pool_destroy(struct pool* a) DECLSPEC_HIDDEN;
  49 void*    pool_alloc(struct pool* a, size_t len) DECLSPEC_HIDDEN;
  50 char*    pool_strdup(struct pool* a, const char* str) DECLSPEC_HIDDEN;
  51
  52 struct vector
  53 {
  54     void**      buckets;
  55     unsigned    elt_size;
  56     unsigned    shift;
  57     unsigned    num_elts;
  58     unsigned    num_buckets;
  59     unsigned    buckets_allocated;
  60 };
  61
  62 void     vector_init(struct vector* v, unsigned elt_sz, unsigned bucket_sz) DECLSPEC_HIDDEN;
  63 unsigned vector_length(const struct vector* v) DECLSPEC_HIDDEN;
  64 void*    vector_at(const struct vector* v, unsigned pos) DECLSPEC_HIDDEN;
  65 void*    vector_add(struct vector* v, struct pool* pool) DECLSPEC_HIDDEN;
  66
  67 struct sparse_array
  68 {
  69     struct vector               key2index;
  70     struct vector               elements;
  71 };
  72
  73 void     sparse_array_init(struct sparse_array* sa, unsigned elt_sz, unsigned bucket_sz) DECLSPEC_HIDDEN;
  74 void*    sparse_array_find(const struct sparse_array* sa, unsigned long idx) DECLSPEC_HIDDEN;
  75 void*    sparse_array_add(struct sparse_array* sa, unsigned long key, struct pool* pool) DECLSPEC_HIDDEN;
  76 unsigned sparse_array_length(const struct sparse_array* sa) DECLSPEC_HIDDEN;
  77
  78 struct hash_table_elt
  79 {
  80     const char*                 name;
  81     struct hash_table_elt*      next;
  82 };
  83
  84 struct hash_table_bucket
  85 {
  86     struct hash_table_elt*      first;
  87     struct hash_table_elt*      last;
  88 };
  89
  90 struct hash_table
  91 {
  92     unsigned                    num_elts;
  93     unsigned                    num_buckets;
  94     struct hash_table_bucket*   buckets;
  95     struct pool*                pool;
  96 };
  97
  98 void     hash_table_init(struct pool* pool, struct hash_table* ht,
  99                          unsigned num_buckets) DECLSPEC_HIDDEN;
 100 void     hash_table_destroy(struct hash_table* ht) DECLSPEC_HIDDEN;
 101 void     hash_table_add(struct hash_table* ht, struct hash_table_elt* elt) DECLSPEC_HIDDEN;
 102
 103 struct hash_table_iter
 104 {
 105     const struct hash_table*    ht;
 106     struct hash_table_elt*      element;
 107     int                         index;
 108     int                         last;
 109 };
 110
 111 void     hash_table_iter_init(const struct hash_table* ht,
 112                               struct hash_table_iter* hti, const char* name) DECLSPEC_HIDDEN;
 113 void*    hash_table_iter_up(struct hash_table_iter* hti) DECLSPEC_HIDDEN;
 114
 115 #define GET_ENTRY(__i, __t, __f) \
 116     ((__t*)((char*)(__i) - FIELD_OFFSET(__t,__f)))
 117
 118
 119 extern unsigned dbghelp_options DECLSPEC_HIDDEN;
 120 /* some more Wine extensions */
 121 #define SYMOPT_WINE_WITH_NATIVE_MODULES 0x40000000
 122
 123 enum location_kind {loc_error,          /* reg is the error code */
 124                     loc_unavailable,    /* location is not available */
 125                     loc_absolute,       /* offset is the location */
 126                     loc_register,       /* reg is the location */
 127                     loc_regrel,         /* [reg+offset] is the location */
 128                     loc_tlsrel,         /* offset is the address of the TLS index */
 129                     loc_user,           /* value is debug information dependent,
 130                                            reg & offset can be used ad libidem */
 131 };
 132
 133 enum location_error {loc_err_internal = -1,     /* internal while computing */
 134                      loc_err_too_complex = -2,  /* couldn't compute location (even at runtime) */
 135                      loc_err_out_of_scope = -3, /* variable isn't available at current address */
 136                      loc_err_cant_read = -4,    /* couldn't read memory at given address */
 137                      loc_err_no_location = -5,  /* likely optimized away (by compiler) */
 138 };
 139
 140 struct location
 141 {
 142     unsigned            kind : 8,
 143                         reg;
 144     unsigned long       offset;
 145 };
 146
 147 struct symt
 148 {
 149     enum SymTagEnum             tag;
 150 };
 151
 152 struct symt_ht
 153 {
 154     struct symt                 symt;
 155     struct hash_table_elt       hash_elt;        /* if global symbol or type */
 156 };
 157
 158 /* lexical tree */
 159 struct symt_block
 160 {
 161     struct symt                 symt;
 162     unsigned long               address;
 163     unsigned long               size;
 164     struct symt*                container;      /* block, or func */
 165     struct vector               vchildren;      /* sub-blocks & local variables */
 166 };
 167
 168 struct symt_compiland
 169 {
 170     struct symt                 symt;
 171     unsigned long               address;
 172     unsigned                    source;
 173     struct vector               vchildren;      /* global variables & functions */
 174 };
 175
 176 struct symt_data
 177 {
 178     struct symt                 symt;
 179     struct hash_table_elt       hash_elt;       /* if global symbol */
 180     enum DataKind               kind;
 181     struct symt*                container;
 182     struct symt*                type;
 183     union                                       /* depends on kind */
 184     {
 185         /* DataIs{Global, FileStatic}:
 186          *      with loc.kind
 187          *              loc_absolute    loc.offset is address
 188          *              loc_tlsrel      loc.offset is TLS index address
 189          * DataIs{Local,Param}:
 190          *      with loc.kind
 191          *              loc_absolute    not supported
 192          *              loc_register    location is in register loc.reg
 193          *              loc_regrel      location is at address loc.reg + loc.offset
 194          *              >= loc_user     ask debug info provider for resolution
 195          */
 196         struct location         var;
 197         /* DataIs{Member} (all values are in bits, not bytes) */
 198         struct
 199         {
 200             long                        offset;
 201             unsigned long               length;
 202         } member;
 203         /* DataIsConstant */
 204         VARIANT                 value;
 205     } u;
 206 };
 207
 208 struct symt_function
 209 {
 210     struct symt                 symt;
 211     struct hash_table_elt       hash_elt;       /* if global symbol */
 212     unsigned long               address;
 213     struct symt*                container;      /* compiland */
 214     struct symt*                type;           /* points to function_signature */
 215     unsigned long               size;
 216     struct vector               vlines;
 217     struct vector               vchildren;      /* locals, params, blocks, start/end, labels */
 218 };
 219
 220 struct symt_hierarchy_point
 221 {
 222     struct symt                 symt;           /* either SymTagFunctionDebugStart, SymTagFunctionDebugEnd, SymTagLabel */
 223     struct hash_table_elt       hash_elt;       /* if label (and in compiland's hash table if global) */
 224     struct symt*                parent;         /* symt_function or symt_compiland */
 225     struct location             loc;
 226 };
 227
 228 struct symt_public
 229 {
 230     struct symt                 symt;
 231     struct hash_table_elt       hash_elt;
 232     struct symt*                container;      /* compiland */
 233     unsigned long               address;
 234     unsigned long               size;
 235 };
 236
 237 struct symt_thunk
 238 {
 239     struct symt                 symt;
 240     struct hash_table_elt       hash_elt;
 241     struct symt*                container;      /* compiland */
 242     unsigned long               address;
 243     unsigned long               size;
 244     THUNK_ORDINAL               ordinal;        /* FIXME: doesn't seem to be accessible */
 245 };
 246
 247 /* class tree */
 248 struct symt_array
 249 {
 250     struct symt                 symt;
 251     int                         start;
 252     int                         end;            /* end index if > 0, or -array_len (in bytes) if < 0 */
 253     struct symt*                base_type;
 254     struct symt*                index_type;
 255 };
 256
 257 struct symt_basic
 258 {
 259     struct symt                 symt;
 260     struct hash_table_elt       hash_elt;
 261     enum BasicType              bt;
 262     unsigned long               size;
 263 };
 264
 265 struct symt_enum
 266 {
 267     struct symt                 symt;
 268     struct symt*                base_type;
 269     const char*                 name;
 270     struct vector               vchildren;
 271 };
 272
 273 struct symt_function_signature
 274 {
 275     struct symt                 symt;
 276     struct symt*                rettype;
 277     struct vector               vchildren;
 278     enum CV_call_e              call_conv;
 279 };
 280
 281 struct symt_function_arg_type
 282 {
 283     struct symt                 symt;
 284     struct symt*                arg_type;
 285     struct symt*                container;
 286 };
 287
 288 struct symt_pointer
 289 {
 290     struct symt                 symt;
 291     struct symt*                pointsto;
 292     unsigned long               size;
 293 };
 294
 295 struct symt_typedef
 296 {
 297     struct symt                 symt;
 298     struct hash_table_elt       hash_elt;
 299     struct symt*                type;
 300 };
 301
 302 struct symt_udt
 303 {
 304     struct symt                 symt;
 305     struct hash_table_elt       hash_elt;
 306     enum UdtKind                kind;
 307     int                         size;
 308     struct vector               vchildren;
 309 };
 310
 311 enum module_type
 312 {
 313     DMT_UNKNOWN,        /* for lookup, not actually used for a module */
 314     DMT_ELF,            /* a real ELF shared module */
 315     DMT_PE,             /* a native or builtin PE module */
 316     DMT_MACHO,          /* a real Mach-O shared module */
 317     DMT_PDB,            /* .PDB file */
 318     DMT_DBG,            /* .DBG file */
 319 };
 320
 321 struct process;
 322 struct module;
 323
 324 /* a module can be made of several debug information formats, so we have to
 325  * support them all
 326  */
 327 enum format_info
 328 {
 329     DFI_ELF,
 330     DFI_PE,
 331     DFI_MACHO,
 332     DFI_DWARF,
 333     DFI_PDB,
 334     DFI_LAST
 335 };
 336
 337 struct module_format
 338 {
 339     struct module*              module;
 340     void                        (*remove)(struct process* pcs, struct module_format* modfmt);
 341     void                        (*loc_compute)(struct process* pcs,
 342                                                const struct module_format* modfmt,
 343                                                const struct symt_function* func,
 344                                                struct location* loc);
 345     union
 346     {
 347         struct elf_module_info*         elf_info;
 348         struct dwarf2_module_info_s*    dwarf2_info;
 349         struct pe_module_info*          pe_info;
 350         struct macho_module_info*       macho_info;
 351         struct pdb_module_info*         pdb_info;
 352     } u;
 353 };
 354
 355 extern const struct wine_rb_functions source_rb_functions DECLSPEC_HIDDEN;
 356 struct module
 357 {
 358     struct process*             process;
 359     IMAGEHLP_MODULEW64          module;
 360     /* ANSI copy of module.ModuleName for efficiency */
 361     char                        module_name[MAX_PATH];
 362     struct module*              next;
 363     enum module_type            type : 16;
 364     unsigned short              is_virtual : 1;
 365     DWORD64                     reloc_delta;
 366
 367     /* specific information for debug types */
 368     struct module_format*       format_info[DFI_LAST];
 369
 370     /* memory allocation pool */
 371     struct pool                 pool;
 372
 373     /* symbols & symbol tables */
 374     struct vector               vsymt;
 375     int                         sortlist_valid;
 376     unsigned                    num_sorttab;    /* number of symbols with addresses */
 377     unsigned                    num_symbols;
 378     unsigned                    sorttab_size;
 379     struct symt_ht**            addr_sorttab;
 380     struct hash_table           ht_symbols;
 381
 382     /* types */
 383     struct hash_table           ht_types;
 384     struct vector               vtypes;
 385
 386     /* source files */
 387     unsigned                    sources_used;
 388     unsigned                    sources_alloc;
 389     char*                       sources;
 390     struct wine_rb_tree         sources_offsets_tree;
 391 };
 392
 393 struct process
 394 {
 395     struct process*             next;
 396     HANDLE                      handle;
 397     WCHAR*                      search_path;
 398
 399     PSYMBOL_REGISTERED_CALLBACK64       reg_cb;
 400     PSYMBOL_REGISTERED_CALLBACK reg_cb32;
 401     BOOL                        reg_is_unicode;
 402     DWORD64                     reg_user;
 403
 404     struct module*              lmodules;
 405     unsigned long               dbg_hdr_addr;
 406
 407     IMAGEHLP_STACK_FRAME        ctx_frame;
 408
 409     unsigned                    buffer_size;
 410     void*                       buffer;
 411 };
 412
 413 struct line_info
 414 {
 415     unsigned long               is_first : 1,
 416                                 is_last : 1,
 417                                 is_source_file : 1,
 418                                 line_number;
 419     union
 420     {
 421         unsigned long               pc_offset;   /* if is_source_file isn't set */
 422         unsigned                    source_file; /* if is_source_file is set */
 423     } u;
 424 };
 425
 426 struct module_pair
 427 {
 428     struct process*             pcs;
 429     struct module*              requested; /* in:  to module_get_debug() */
 430     struct module*              effective; /* out: module with debug info */
 431 };
 432
 433 enum pdb_kind {PDB_JG, PDB_DS};
 434
 435 struct pdb_lookup
 436 {
 437     const char*                 filename;
 438     enum pdb_kind               kind;
 439     DWORD                       age;
 440     DWORD                       timestamp;
 441     GUID                        guid;
 442 };
 443
 444 struct cpu_stack_walk
 445 {
 446     HANDLE                      hProcess;
 447     HANDLE                      hThread;
 448     BOOL                        is32;
 449     union
 450     {
 451         struct
 452         {
 453             PREAD_PROCESS_MEMORY_ROUTINE        f_read_mem;
 454             PTRANSLATE_ADDRESS_ROUTINE          f_xlat_adr;
 455             PFUNCTION_TABLE_ACCESS_ROUTINE      f_tabl_acs;
 456             PGET_MODULE_BASE_ROUTINE            f_modl_bas;
 457         } s32;
 458         struct
 459         {
 460             PREAD_PROCESS_MEMORY_ROUTINE64      f_read_mem;
 461             PTRANSLATE_ADDRESS_ROUTINE64        f_xlat_adr;
 462             PFUNCTION_TABLE_ACCESS_ROUTINE64    f_tabl_acs;
 463             PGET_MODULE_BASE_ROUTINE64          f_modl_bas;
 464         } s64;
 465     } u;
 466 };
 467
 468 enum cpu_addr {cpu_addr_pc, cpu_addr_stack, cpu_addr_frame};
 469 struct cpu
 470 {
 471     DWORD       machine;
 472     DWORD       word_size;
 473     DWORD       frame_regno;
 474
 475     /* address manipulation */
 476     unsigned    (*get_addr)(HANDLE hThread, const CONTEXT* ctx,
 477                             enum cpu_addr, ADDRESS64* addr);
 478
 479     /* stack manipulation */
 480     BOOL        (*stack_walk)(struct cpu_stack_walk* csw, LPSTACKFRAME64 frame, CONTEXT* context);
 481
 482     /* module manipulation */
 483     void*       (*find_runtime_function)(struct module*, DWORD64 addr);
 484
 485     /* dwarf dedicated information */
 486     unsigned    (*map_dwarf_register)(unsigned regno);
 487
 488     /* context related manipulation */
 489     void*       (*fetch_context_reg)(CONTEXT* context, unsigned regno, unsigned* size);
 490     const char* (*fetch_regname)(unsigned regno);
 491 };
 492
 493 extern struct cpu*      dbghelp_current_cpu DECLSPEC_HIDDEN;
 494
 495 /* dbghelp.c */
 496 extern struct process* process_find_by_handle(HANDLE hProcess) DECLSPEC_HIDDEN;
 497 extern HANDLE hMsvcrt DECLSPEC_HIDDEN;
 498 extern BOOL         validate_addr64(DWORD64 addr) DECLSPEC_HIDDEN;
 499 extern BOOL         pcs_callback(const struct process* pcs, ULONG action, void* data) DECLSPEC_HIDDEN;
 500 extern void*        fetch_buffer(struct process* pcs, unsigned size) DECLSPEC_HIDDEN;
 501 extern const char*  wine_dbgstr_addr(const ADDRESS64* addr) DECLSPEC_HIDDEN;
 502 extern struct cpu*  cpu_find(DWORD) DECLSPEC_HIDDEN;
 503
 504 /* crc32.c */
 505 extern DWORD calc_crc32(int fd) DECLSPEC_HIDDEN;
 506
 507 typedef BOOL (*enum_modules_cb)(const WCHAR*, unsigned long addr, void* user);
 508
 509 /* elf_module.c */
 510 extern BOOL         elf_enum_modules(HANDLE hProc, enum_modules_cb, void*) DECLSPEC_HIDDEN;
 511 extern BOOL         elf_fetch_file_info(const WCHAR* name, DWORD_PTR* base, DWORD* size, DWORD* checksum) DECLSPEC_HIDDEN;
 512 struct image_file_map;
 513 extern BOOL         elf_load_debug_info(struct module* module) DECLSPEC_HIDDEN;
 514 extern struct module*
 515                     elf_load_module(struct process* pcs, const WCHAR* name, unsigned long) DECLSPEC_HIDDEN;
 516 extern BOOL         elf_read_wine_loader_dbg_info(struct process* pcs) DECLSPEC_HIDDEN;
 517 extern BOOL         elf_synchronize_module_list(struct process* pcs) DECLSPEC_HIDDEN;
 518 struct elf_thunk_area;
 519 extern int          elf_is_in_thunk_area(unsigned long addr, const struct elf_thunk_area* thunks) DECLSPEC_HIDDEN;
 520
 521 /* macho_module.c */
 522 #define MACHO_NO_MAP    ((const void*)-1)
 523 extern BOOL         macho_enum_modules(HANDLE hProc, enum_modules_cb, void*) DECLSPEC_HIDDEN;
 524 extern BOOL         macho_fetch_file_info(const WCHAR* name, DWORD_PTR* base, DWORD* size, DWORD* checksum) DECLSPEC_HIDDEN;
 525 struct macho_file_map;
 526 extern BOOL         macho_load_debug_info(struct module* module, struct macho_file_map* fmap) DECLSPEC_HIDDEN;
 527 extern struct module*
 528                     macho_load_module(struct process* pcs, const WCHAR* name, unsigned long) DECLSPEC_HIDDEN;
 529 extern BOOL         macho_read_wine_loader_dbg_info(struct process* pcs) DECLSPEC_HIDDEN;
 530 extern BOOL         macho_synchronize_module_list(struct process* pcs) DECLSPEC_HIDDEN;
 531
 532 /* module.c */
 533 extern const WCHAR      S_ElfW[] DECLSPEC_HIDDEN;
 534 extern const WCHAR      S_WineLoaderW[] DECLSPEC_HIDDEN;
 535 extern const WCHAR      S_SlashW[] DECLSPEC_HIDDEN;
 536
 537 extern struct module*
 538                     module_find_by_addr(const struct process* pcs, unsigned long addr,
 539                                         enum module_type type) DECLSPEC_HIDDEN;
 540 extern struct module*
 541                     module_find_by_nameW(const struct process* pcs,
 542                                          const WCHAR* name) DECLSPEC_HIDDEN;
 543 extern struct module*
 544                     module_find_by_nameA(const struct process* pcs,
 545                                          const char* name) DECLSPEC_HIDDEN;
 546 extern struct module*
 547                     module_is_already_loaded(const struct process* pcs,
 548                                              const WCHAR* imgname) DECLSPEC_HIDDEN;
 549 extern BOOL         module_get_debug(struct module_pair*) DECLSPEC_HIDDEN;
 550 extern struct module*
 551                     module_new(struct process* pcs, const WCHAR* name,
 552                                enum module_type type, BOOL virtual,
 553                                DWORD64 addr, DWORD64 size,
 554                                unsigned long stamp, unsigned long checksum) DECLSPEC_HIDDEN;
 555 extern struct module*
 556                     module_get_containee(const struct process* pcs,
 557                                          const struct module* inner) DECLSPEC_HIDDEN;
 558 extern enum module_type
 559                     module_get_type_by_name(const WCHAR* name) DECLSPEC_HIDDEN;
 560 extern void         module_reset_debug_info(struct module* module) DECLSPEC_HIDDEN;
 561 extern BOOL         module_remove(struct process* pcs,
 562                                   struct module* module) DECLSPEC_HIDDEN;
 563 extern void         module_set_module(struct module* module, const WCHAR* name) DECLSPEC_HIDDEN;
 564 extern const WCHAR *get_wine_loader_name(void) DECLSPEC_HIDDEN;
 565
 566 /* msc.c */
 567 extern BOOL         pe_load_debug_directory(const struct process* pcs,
 568                                             struct module* module,
 569                                             const BYTE* mapping,
 570                                             const IMAGE_SECTION_HEADER* sectp, DWORD nsect,
 571                                             const IMAGE_DEBUG_DIRECTORY* dbg, int nDbg) DECLSPEC_HIDDEN;
 572 extern BOOL         pdb_fetch_file_info(const struct pdb_lookup* pdb_lookup, unsigned* matched) DECLSPEC_HIDDEN;
 573 struct pdb_cmd_pair {
 574     const char*         name;
 575     DWORD*              pvalue;
 576 };
 577 extern BOOL         pdb_virtual_unwind(struct cpu_stack_walk* csw, DWORD_PTR ip,
 578                                        CONTEXT* context, struct pdb_cmd_pair* cpair) DECLSPEC_HIDDEN;
 579
 580 /* path.c */
 581 extern BOOL         path_find_symbol_file(const struct process* pcs, PCSTR full_path,
 582                                           const GUID* guid, DWORD dw1, DWORD dw2, PSTR buffer,
 583                                           BOOL* is_unmatched) DECLSPEC_HIDDEN;
 584
 585 /* pe_module.c */
 586 extern BOOL         pe_load_nt_header(HANDLE hProc, DWORD64 base, IMAGE_NT_HEADERS* nth) DECLSPEC_HIDDEN;
 587 extern struct module*
 588                     pe_load_native_module(struct process* pcs, const WCHAR* name,
 589                                           HANDLE hFile, DWORD64 base, DWORD size) DECLSPEC_HIDDEN;
 590 extern struct module*
 591                     pe_load_builtin_module(struct process* pcs, const WCHAR* name,
 592                                            DWORD64 base, DWORD64 size) DECLSPEC_HIDDEN;
 593 extern BOOL         pe_load_debug_info(const struct process* pcs,
 594                                        struct module* module) DECLSPEC_HIDDEN;
 595 extern const char*  pe_map_directory(struct module* module, int dirno, DWORD* size) DECLSPEC_HIDDEN;
 596 extern void         pe_unmap_directoy(struct module* module, int dirno) DECLSPEC_HIDDEN;
 597
 598 /* source.c */
 599 extern unsigned     source_new(struct module* module, const char* basedir, const char* source) DECLSPEC_HIDDEN;
 600 extern const char*  source_get(const struct module* module, unsigned idx) DECLSPEC_HIDDEN;
 601
 602 /* stabs.c */
 603 typedef void (*stabs_def_cb)(struct module* module, unsigned long load_offset,
 604                                 const char* name, unsigned long offset,
 605                                 BOOL is_public, BOOL is_global, unsigned char other,
 606                                 struct symt_compiland* compiland, void* user);
 607 extern BOOL         stabs_parse(struct module* module, unsigned long load_offset,
 608                                 const void* stabs, int stablen,
 609                                 const char* strs, int strtablen,
 610                                 stabs_def_cb callback, void* user) DECLSPEC_HIDDEN;
 611
 612 /* dwarf.c */
 613 extern BOOL         dwarf2_parse(struct module* module, unsigned long load_offset,
 614                                  const struct elf_thunk_area* thunks,
 615                                  struct image_file_map* fmap) DECLSPEC_HIDDEN;
 616 extern BOOL         dwarf2_virtual_unwind(struct cpu_stack_walk* csw, DWORD_PTR ip,
 617                                           CONTEXT* context, ULONG_PTR* cfa) DECLSPEC_HIDDEN;
 618
 619 /* stack.c */
 620 extern BOOL         sw_read_mem(struct cpu_stack_walk* csw, DWORD64 addr, void* ptr, DWORD sz) DECLSPEC_HIDDEN;
 621 extern DWORD64      sw_xlat_addr(struct cpu_stack_walk* csw, ADDRESS64* addr) DECLSPEC_HIDDEN;
 622 extern void*        sw_table_access(struct cpu_stack_walk* csw, DWORD64 addr) DECLSPEC_HIDDEN;
 623 extern DWORD64      sw_module_base(struct cpu_stack_walk* csw, DWORD64 addr) DECLSPEC_HIDDEN;
 624
 625 /* symbol.c */
 626 extern const char*  symt_get_name(const struct symt* sym) DECLSPEC_HIDDEN;
 627 extern BOOL         symt_get_address(const struct symt* type, ULONG64* addr) DECLSPEC_HIDDEN;
 628 extern int          symt_cmp_addr(const void* p1, const void* p2) DECLSPEC_HIDDEN;
 629 extern void         copy_symbolW(SYMBOL_INFOW* siw, const SYMBOL_INFO* si) DECLSPEC_HIDDEN;
 630 extern struct symt_ht*
 631                     symt_find_nearest(struct module* module, DWORD_PTR addr) DECLSPEC_HIDDEN;
 632 extern struct symt_compiland*
 633                     symt_new_compiland(struct module* module, unsigned long address,
 634                                        unsigned src_idx) DECLSPEC_HIDDEN;
 635 extern struct symt_public*
 636                     symt_new_public(struct module* module,
 637                                     struct symt_compiland* parent,
 638                                     const char* typename,
 639                                     unsigned long address, unsigned size) DECLSPEC_HIDDEN;
 640 extern struct symt_data*
 641                     symt_new_global_variable(struct module* module,
 642                                              struct symt_compiland* parent,
 643                                              const char* name, unsigned is_static,
 644                                              struct location loc, unsigned long size,
 645                                              struct symt* type) DECLSPEC_HIDDEN;
 646 extern struct symt_function*
 647                     symt_new_function(struct module* module,
 648                                       struct symt_compiland* parent,
 649                                       const char* name,
 650                                       unsigned long addr, unsigned long size,
 651                                       struct symt* type) DECLSPEC_HIDDEN;
 652 extern BOOL         symt_normalize_function(struct module* module,
 653                                             const struct symt_function* func) DECLSPEC_HIDDEN;
 654 extern void         symt_add_func_line(struct module* module,
 655                                        struct symt_function* func,
 656                                        unsigned source_idx, int line_num,
 657                                        unsigned long offset) DECLSPEC_HIDDEN;
 658 extern struct symt_data*
 659                     symt_add_func_local(struct module* module,
 660                                         struct symt_function* func,
 661                                         enum DataKind dt, const struct location* loc,
 662                                         struct symt_block* block,
 663                                         struct symt* type, const char* name) DECLSPEC_HIDDEN;
 664 extern struct symt_block*
 665                     symt_open_func_block(struct module* module,
 666                                          struct symt_function* func,
 667                                          struct symt_block* block,
 668                                          unsigned pc, unsigned len) DECLSPEC_HIDDEN;
 669 extern struct symt_block*
 670                     symt_close_func_block(struct module* module,
 671                                           const struct symt_function* func,
 672                                           struct symt_block* block, unsigned pc) DECLSPEC_HIDDEN;
 673 extern struct symt_hierarchy_point*
 674                     symt_add_function_point(struct module* module,
 675                                             struct symt_function* func,
 676                                             enum SymTagEnum point,
 677                                             const struct location* loc,
 678                                             const char* name) DECLSPEC_HIDDEN;
 679 extern BOOL         symt_fill_func_line_info(const struct module* module,
 680                                              const struct symt_function* func,
 681                                              DWORD64 addr, IMAGEHLP_LINE64* line) DECLSPEC_HIDDEN;
 682 extern BOOL         symt_get_func_line_next(const struct module* module, PIMAGEHLP_LINE64 line) DECLSPEC_HIDDEN;
 683 extern struct symt_thunk*
 684                     symt_new_thunk(struct module* module,
 685                                    struct symt_compiland* parent,
 686                                    const char* name, THUNK_ORDINAL ord,
 687                                    unsigned long addr, unsigned long size) DECLSPEC_HIDDEN;
 688 extern struct symt_data*
 689                     symt_new_constant(struct module* module,
 690                                       struct symt_compiland* parent,
 691                                       const char* name, struct symt* type,
 692                                       const VARIANT* v) DECLSPEC_HIDDEN;
 693 extern struct symt_hierarchy_point*
 694                     symt_new_label(struct module* module,
 695                                    struct symt_compiland* compiland,
 696                                    const char* name, unsigned long address) DECLSPEC_HIDDEN;
 697 extern struct symt* symt_index2ptr(struct module* module, DWORD id) DECLSPEC_HIDDEN;
 698 extern DWORD        symt_ptr2index(struct module* module, const struct symt* sym) DECLSPEC_HIDDEN;
 699
 700 /* type.c */
 701 extern void         symt_init_basic(struct module* module) DECLSPEC_HIDDEN;
 702 extern BOOL         symt_get_info(struct module* module, const struct symt* type,
 703                                   IMAGEHLP_SYMBOL_TYPE_INFO req, void* pInfo) DECLSPEC_HIDDEN;
 704 extern struct symt_basic*
 705                     symt_new_basic(struct module* module, enum BasicType,
 706                                    const char* typename, unsigned size) DECLSPEC_HIDDEN;
 707 extern struct symt_udt*
 708                     symt_new_udt(struct module* module, const char* typename,
 709                                  unsigned size, enum UdtKind kind) DECLSPEC_HIDDEN;
 710 extern BOOL         symt_set_udt_size(struct module* module,
 711                                       struct symt_udt* type, unsigned size) DECLSPEC_HIDDEN;
 712 extern BOOL         symt_add_udt_element(struct module* module,
 713                                          struct symt_udt* udt_type,
 714                                          const char* name,
 715                                          struct symt* elt_type, unsigned offset,
 716                                          unsigned size) DECLSPEC_HIDDEN;
 717 extern struct symt_enum*
 718                     symt_new_enum(struct module* module, const char* typename,
 719                                   struct symt* basetype) DECLSPEC_HIDDEN;
 720 extern BOOL         symt_add_enum_element(struct module* module,
 721                                           struct symt_enum* enum_type,
 722                                           const char* name, int value) DECLSPEC_HIDDEN;
 723 extern struct symt_array*
 724                     symt_new_array(struct module* module, int min, int max,
 725                                    struct symt* base, struct symt* index) DECLSPEC_HIDDEN;
 726 extern struct symt_function_signature*
 727                     symt_new_function_signature(struct module* module,
 728                                                 struct symt* ret_type,
 729                                                 enum CV_call_e call_conv) DECLSPEC_HIDDEN;
 730 extern BOOL         symt_add_function_signature_parameter(struct module* module,
 731                                                           struct symt_function_signature* sig,
 732                                                           struct symt* param) DECLSPEC_HIDDEN;
 733 extern struct symt_pointer*
 734                     symt_new_pointer(struct module* module,
 735                                      struct symt* ref_type,
 736                                      unsigned long size) DECLSPEC_HIDDEN;
 737 extern struct symt_typedef*
 738                     symt_new_typedef(struct module* module, struct symt* ref,
 739                                      const char* name) DECLSPEC_HIDDEN;