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 static inline BOOL symt_check_tag(const struct symt* s, enum SymTagEnum tag)
 155 {
 156     return s && s->tag == tag;
 157 }
 158
 159 /* lexical tree */
 160 struct symt_block
 161 {
 162     struct symt                 symt;
 163     ULONG_PTR                   address;
 164     ULONG_PTR                   size;
 165     struct symt*                container;      /* block, or func */
 166     struct vector               vchildren;      /* sub-blocks & local variables */
 167 };
 168
 169 struct symt_module /* in fact any of .exe, .dll... */
 170 {
 171     struct symt                 symt;           /* module */
 172     struct vector               vchildren;      /* compilation units */
 173     struct module*              module;
 174 };
 175
 176 struct symt_compiland
 177 {
 178     struct symt                 symt;
 179     struct symt_module*         container;      /* symt_module */
 180     ULONG_PTR                   address;
 181     unsigned                    source;
 182     struct vector               vchildren;      /* global variables & functions */
 183     void*                       user;           /* when debug info provider needs to store information */
 184 };
 185
 186 struct symt_data
 187 {
 188     struct symt                 symt;
 189     struct hash_table_elt       hash_elt;       /* if global symbol */
 190     enum DataKind               kind;
 191     struct symt*                container;
 192     struct symt*                type;
 193     union                                       /* depends on kind */
 194     {
 195         /* DataIs{Global, FileStatic}:
 196          *      with loc.kind
 197          *              loc_absolute    loc.offset is address
 198          *              loc_tlsrel      loc.offset is TLS index address
 199          * DataIs{Local,Param}:
 200          *      with loc.kind
 201          *              loc_absolute    not supported
 202          *              loc_register    location is in register loc.reg
 203          *              loc_regrel      location is at address loc.reg + loc.offset
 204          *              >= loc_user     ask debug info provider for resolution
 205          */
 206         struct location         var;
 207         /* DataIs{Member} (all values are in bits, not bytes) */
 208         struct
 209         {
 210             LONG_PTR                    offset;
 211             ULONG_PTR                   bit_length;
 212             ULONG_PTR                   bit_offset;
 213         } member;
 214         /* DataIsConstant */
 215         VARIANT                 value;
 216     } u;
 217 };
 218
 219 struct symt_function
 220 {
 221     struct symt                 symt;
 222     struct hash_table_elt       hash_elt;       /* if global symbol */
 223     ULONG_PTR                   address;
 224     struct symt*                container;      /* compiland */
 225     struct symt*                type;           /* points to function_signature */
 226     ULONG_PTR                   size;
 227     struct vector               vlines;
 228     struct vector               vchildren;      /* locals, params, blocks, start/end, labels */
 229 };
 230
 231 struct symt_hierarchy_point
 232 {
 233     struct symt                 symt;           /* either SymTagFunctionDebugStart, SymTagFunctionDebugEnd, SymTagLabel */
 234     struct hash_table_elt       hash_elt;       /* if label (and in compiland's hash table if global) */
 235     struct symt*                parent;         /* symt_function or symt_compiland */
 236     struct location             loc;
 237 };
 238
 239 struct symt_public
 240 {
 241     struct symt                 symt;
 242     struct hash_table_elt       hash_elt;
 243     struct symt*                container;      /* compiland */
 244     BOOL is_function;
 245     ULONG_PTR                   address;
 246     ULONG_PTR                   size;
 247 };
 248
 249 struct symt_thunk
 250 {
 251     struct symt                 symt;
 252     struct hash_table_elt       hash_elt;
 253     struct symt*                container;      /* compiland */
 254     ULONG_PTR                   address;
 255     ULONG_PTR                   size;
 256     THUNK_ORDINAL               ordinal;        /* FIXME: doesn't seem to be accessible */
 257 };
 258
 259 struct symt_custom
 260 {
 261     struct symt                 symt;
 262     struct hash_table_elt       hash_elt;
 263     DWORD64                     address;
 264     DWORD                       size;
 265 };
 266
 267 /* class tree */
 268 struct symt_array
 269 {
 270     struct symt                 symt;
 271     int                         start;
 272     DWORD                       count;
 273     struct symt*                base_type;
 274     struct symt*                index_type;
 275 };
 276
 277 struct symt_basic
 278 {
 279     struct symt                 symt;
 280     struct hash_table_elt       hash_elt;
 281     enum BasicType              bt;
 282     ULONG_PTR                   size;
 283 };
 284
 285 struct symt_enum
 286 {
 287     struct symt                 symt;
 288     struct hash_table_elt       hash_elt;
 289     struct symt*                base_type;
 290     struct vector               vchildren;
 291 };
 292
 293 struct symt_function_signature
 294 {
 295     struct symt                 symt;
 296     struct symt*                rettype;
 297     struct vector               vchildren;
 298     enum CV_call_e              call_conv;
 299 };
 300
 301 struct symt_function_arg_type
 302 {
 303     struct symt                 symt;
 304     struct symt*                arg_type;
 305 };
 306
 307 struct symt_pointer
 308 {
 309     struct symt                 symt;
 310     struct symt*                pointsto;
 311     ULONG_PTR                   size;
 312 };
 313
 314 struct symt_typedef
 315 {
 316     struct symt                 symt;
 317     struct hash_table_elt       hash_elt;
 318     struct symt*                type;
 319 };
 320
 321 struct symt_udt
 322 {
 323     struct symt                 symt;
 324     struct hash_table_elt       hash_elt;
 325     enum UdtKind                kind;
 326     int                         size;
 327     struct vector               vchildren;
 328 };
 329
 330 enum module_type
 331 {
 332     DMT_UNKNOWN,        /* for lookup, not actually used for a module */
 333     DMT_ELF,            /* a real ELF shared module */
 334     DMT_PE,             /* a native or builtin PE module */
 335     DMT_MACHO,          /* a real Mach-O shared module */
 336     DMT_PDB,            /* .PDB file */
 337     DMT_DBG,            /* .DBG file */
 338 };
 339
 340 struct process;
 341 struct module;
 342
 343 /* a module can be made of several debug information formats, so we have to
 344  * support them all
 345  */
 346 enum format_info
 347 {
 348     DFI_ELF,
 349     DFI_PE,
 350     DFI_MACHO,
 351     DFI_DWARF,
 352     DFI_PDB,
 353     DFI_LAST
 354 };
 355
 356 struct module_format
 357 {
 358     struct module*              module;
 359     void                        (*remove)(struct process* pcs, struct module_format* modfmt);
 360     void                        (*loc_compute)(struct process* pcs,
 361                                                const struct module_format* modfmt,
 362                                                const struct symt_function* func,
 363                                                struct location* loc);
 364     union
 365     {
 366         struct elf_module_info*         elf_info;
 367         struct dwarf2_module_info_s*    dwarf2_info;
 368         struct pe_module_info*          pe_info;
 369         struct macho_module_info*       macho_info;
 370         struct pdb_module_info*         pdb_info;
 371     } u;
 372 };
 373
 374 struct module
 375 {
 376     struct process*             process;
 377     IMAGEHLP_MODULEW64          module;
 378     WCHAR                       modulename[64]; /* used for enumeration */
 379     struct module*              next;
 380     enum module_type            type : 16;
 381     unsigned short              is_virtual : 1;
 382     DWORD64                     reloc_delta;
 383     WCHAR*                      real_path;
 384
 385     /* specific information for debug types */
 386     struct module_format*       format_info[DFI_LAST];
 387
 388     /* memory allocation pool */
 389     struct pool                 pool;
 390
 391     /* symbols & symbol tables */
 392     struct vector               vsymt;
 393     struct vector               vcustom_symt;
 394     int                         sortlist_valid;
 395     unsigned                    num_sorttab;    /* number of symbols with addresses */
 396     unsigned                    num_symbols;
 397     unsigned                    sorttab_size;
 398     struct symt_ht**            addr_sorttab;
 399     struct hash_table           ht_symbols;
 400     struct symt_module*         top;
 401
 402     /* types */
 403     struct hash_table           ht_types;
 404     struct vector               vtypes;
 405
 406     /* source files */
 407     unsigned                    sources_used;
 408     unsigned                    sources_alloc;
 409     char*                       sources;
 410     struct wine_rb_tree         sources_offsets_tree;
 411 };
 412
 413 typedef BOOL (*enum_modules_cb)(const WCHAR*, ULONG_PTR addr, void* user);
 414
 415 struct loader_ops
 416 {
 417     BOOL (*synchronize_module_list)(struct process* process);
 418     struct module* (*load_module)(struct process* process, const WCHAR* name, ULONG_PTR addr);
 419     BOOL (*load_debug_info)(struct process *process, struct module* module);
 420     BOOL (*enum_modules)(struct process* process, enum_modules_cb callback, void* user);
 421     BOOL (*fetch_file_info)(struct process* process, const WCHAR* name, ULONG_PTR load_addr, DWORD_PTR* base, DWORD* size, DWORD* checksum);
 422 };
 423
 424 struct process
 425 {
 426     struct process*             next;
 427     HANDLE                      handle;
 428     const struct loader_ops*    loader;
 429     WCHAR*                      search_path;
 430     WCHAR*                      environment;
 431
 432     PSYMBOL_REGISTERED_CALLBACK64       reg_cb;
 433     PSYMBOL_REGISTERED_CALLBACK reg_cb32;
 434     BOOL                        reg_is_unicode;
 435     DWORD64                     reg_user;
 436
 437     struct module*              lmodules;
 438     ULONG_PTR                   dbg_hdr_addr;
 439
 440     IMAGEHLP_STACK_FRAME        ctx_frame;
 441
 442     unsigned                    buffer_size;
 443     void*                       buffer;
 444
 445     BOOL                        is_64bit;
 446 };
 447
 448 static inline BOOL read_process_memory(const struct process *process, UINT64 addr, void *buf, size_t size)
 449 {
 450     return ReadProcessMemory(process->handle, (void*)(UINT_PTR)addr, buf, size, NULL);
 451 }
 452
 453 struct line_info
 454 {
 455     ULONG_PTR                   is_first : 1,
 456                                 is_last : 1,
 457                                 is_source_file : 1,
 458                                 line_number;
 459     union
 460     {
 461         ULONG_PTR                   pc_offset;   /* if is_source_file isn't set */
 462         unsigned                    source_file; /* if is_source_file is set */
 463     } u;
 464 };
 465
 466 struct module_pair
 467 {
 468     struct process*             pcs;
 469     struct module*              requested; /* in:  to module_get_debug() */
 470     struct module*              effective; /* out: module with debug info */
 471 };
 472
 473 enum pdb_kind {PDB_JG, PDB_DS};
 474
 475 struct pdb_lookup
 476 {
 477     const char*                 filename;
 478     enum pdb_kind               kind;
 479     DWORD                       age;
 480     DWORD                       timestamp;
 481     GUID                        guid;
 482 };
 483
 484 struct cpu_stack_walk
 485 {
 486     HANDLE                      hProcess;
 487     HANDLE                      hThread;
 488     BOOL                        is32;
 489     struct cpu *                cpu;
 490     union
 491     {
 492         struct
 493         {
 494             PREAD_PROCESS_MEMORY_ROUTINE        f_read_mem;
 495             PTRANSLATE_ADDRESS_ROUTINE          f_xlat_adr;
 496             PFUNCTION_TABLE_ACCESS_ROUTINE      f_tabl_acs;
 497             PGET_MODULE_BASE_ROUTINE            f_modl_bas;
 498         } s32;
 499         struct
 500         {
 501             PREAD_PROCESS_MEMORY_ROUTINE64      f_read_mem;
 502             PTRANSLATE_ADDRESS_ROUTINE64        f_xlat_adr;
 503             PFUNCTION_TABLE_ACCESS_ROUTINE64    f_tabl_acs;
 504             PGET_MODULE_BASE_ROUTINE64          f_modl_bas;
 505         } s64;
 506     } u;
 507 };
 508
 509 struct dump_memory
 510 {
 511     ULONG64                             base;
 512     ULONG                               size;
 513     ULONG                               rva;
 514 };
 515
 516 struct dump_memory64
 517 {
 518     ULONG64                             base;
 519     ULONG64                             size;
 520 };
 521
 522 struct dump_module
 523 {
 524     unsigned                            is_elf;
 525     ULONG64                             base;
 526     ULONG                               size;
 527     DWORD                               timestamp;
 528     DWORD                               checksum;
 529     WCHAR                               name[MAX_PATH];
 530 };
 531
 532 struct dump_thread
 533 {
 534     ULONG                               tid;
 535     ULONG                               prio_class;
 536     ULONG                               curr_prio;
 537 };
 538
 539 struct dump_context
 540 {
 541     /* process & thread information */
 542     struct process                     *process;
 543     DWORD                               pid;
 544     unsigned                            flags_out;
 545     /* thread information */
 546     struct dump_thread*                 threads;
 547     unsigned                            num_threads;
 548     /* module information */
 549     struct dump_module*                 modules;
 550     unsigned                            num_modules;
 551     unsigned                            alloc_modules;
 552     /* exception information */
 553     /* output information */
 554     MINIDUMP_TYPE                       type;
 555     HANDLE                              hFile;
 556     RVA                                 rva;
 557     struct dump_memory*                 mem;
 558     unsigned                            num_mem;
 559     unsigned                            alloc_mem;
 560     struct dump_memory64*               mem64;
 561     unsigned                            num_mem64;
 562     unsigned                            alloc_mem64;
 563     /* callback information */
 564     MINIDUMP_CALLBACK_INFORMATION*      cb;
 565 };
 566
 567 union ctx
 568 {
 569     CONTEXT ctx;
 570     WOW64_CONTEXT x86;
 571 };
 572
 573 enum cpu_addr {cpu_addr_pc, cpu_addr_stack, cpu_addr_frame};
 574 struct cpu
 575 {
 576     DWORD       machine;
 577     DWORD       word_size;
 578     DWORD       frame_regno;
 579
 580     /* address manipulation */
 581     BOOL        (*get_addr)(HANDLE hThread, const CONTEXT* ctx,
 582                             enum cpu_addr, ADDRESS64* addr);
 583
 584     /* stack manipulation */
 585     BOOL        (*stack_walk)(struct cpu_stack_walk *csw, STACKFRAME64 *frame,
 586                               union ctx *ctx);
 587
 588     /* module manipulation */
 589     void*       (*find_runtime_function)(struct module*, DWORD64 addr);
 590
 591     /* dwarf dedicated information */
 592     unsigned    (*map_dwarf_register)(unsigned regno, const struct module* module, BOOL eh_frame);
 593
 594     /* context related manipulation */
 595     void *      (*fetch_context_reg)(union ctx *ctx, unsigned regno, unsigned *size);
 596     const char* (*fetch_regname)(unsigned regno);
 597
 598     /* minidump per CPU extension */
 599     BOOL        (*fetch_minidump_thread)(struct dump_context* dc, unsigned index, unsigned flags, const CONTEXT* ctx);
 600     BOOL        (*fetch_minidump_module)(struct dump_context* dc, unsigned index, unsigned flags);
 601 };
 602
 603 extern struct cpu*      dbghelp_current_cpu DECLSPEC_HIDDEN;
 604
 605 /* dbghelp.c */
 606 extern struct process* process_find_by_handle(HANDLE hProcess) DECLSPEC_HIDDEN;
 607 extern BOOL         validate_addr64(DWORD64 addr) DECLSPEC_HIDDEN;
 608 extern BOOL         pcs_callback(const struct process* pcs, ULONG action, void* data) DECLSPEC_HIDDEN;
 609 extern void*        fetch_buffer(struct process* pcs, unsigned size) DECLSPEC_HIDDEN;
 610 extern const char*  wine_dbgstr_addr(const ADDRESS64* addr) DECLSPEC_HIDDEN;
 611 extern struct cpu*  cpu_find(DWORD) DECLSPEC_HIDDEN;
 612 extern const WCHAR *process_getenv(const struct process *process, const WCHAR *name);
 613 extern DWORD calc_crc32(HANDLE handle) DECLSPEC_HIDDEN;
 614
 615 /* elf_module.c */
 616 extern BOOL         elf_read_wine_loader_dbg_info(struct process* pcs, ULONG_PTR addr) DECLSPEC_HIDDEN;
 617 struct elf_thunk_area;
 618 extern int          elf_is_in_thunk_area(ULONG_PTR addr, const struct elf_thunk_area* thunks) DECLSPEC_HIDDEN;
 619
 620 /* macho_module.c */
 621 extern BOOL         macho_read_wine_loader_dbg_info(struct process* pcs, ULONG_PTR addr) DECLSPEC_HIDDEN;
 622
 623 /* minidump.c */
 624 void minidump_add_memory_block(struct dump_context* dc, ULONG64 base, ULONG size, ULONG rva) DECLSPEC_HIDDEN;
 625
 626 /* module.c */
 627 extern const WCHAR      S_ElfW[] DECLSPEC_HIDDEN;
 628 extern const WCHAR      S_WineLoaderW[] DECLSPEC_HIDDEN;
 629 extern const struct loader_ops no_loader_ops DECLSPEC_HIDDEN;
 630
 631 extern BOOL         module_init_pair(struct module_pair* pair, HANDLE hProcess,
 632                                      DWORD64 addr) DECLSPEC_HIDDEN;
 633 extern struct module*
 634                     module_find_by_addr(const struct process* pcs, DWORD64 addr,
 635                                         enum module_type type) DECLSPEC_HIDDEN;
 636 extern struct module*
 637                     module_find_by_nameW(const struct process* pcs,
 638                                          const WCHAR* name) DECLSPEC_HIDDEN;
 639 extern struct module*
 640                     module_find_by_nameA(const struct process* pcs,
 641                                          const char* name) DECLSPEC_HIDDEN;
 642 extern struct module*
 643                     module_is_already_loaded(const struct process* pcs,
 644                                              const WCHAR* imgname) DECLSPEC_HIDDEN;
 645 extern BOOL         module_get_debug(struct module_pair*) DECLSPEC_HIDDEN;
 646 extern struct module*
 647                     module_new(struct process* pcs, const WCHAR* name,
 648                                enum module_type type, BOOL virtual,
 649                                DWORD64 addr, DWORD64 size,
 650                                ULONG_PTR stamp, ULONG_PTR checksum, WORD machine) DECLSPEC_HIDDEN;
 651 extern struct module*
 652                     module_get_containee(const struct process* pcs,
 653                                          const struct module* inner) DECLSPEC_HIDDEN;
 654 extern void         module_reset_debug_info(struct module* module) DECLSPEC_HIDDEN;
 655 extern BOOL         module_remove(struct process* pcs,
 656                                   struct module* module) DECLSPEC_HIDDEN;
 657 extern void         module_set_module(struct module* module, const WCHAR* name) DECLSPEC_HIDDEN;
 658 extern WCHAR*       get_wine_loader_name(struct process *pcs) DECLSPEC_HIDDEN;
 659
 660 /* msc.c */
 661 extern BOOL         pe_load_debug_directory(const struct process* pcs,
 662                                             struct module* module,
 663                                             const BYTE* mapping,
 664                                             const IMAGE_SECTION_HEADER* sectp, DWORD nsect,
 665                                             const IMAGE_DEBUG_DIRECTORY* dbg, int nDbg) DECLSPEC_HIDDEN;
 666 extern BOOL         pdb_fetch_file_info(const struct pdb_lookup* pdb_lookup, unsigned* matched) DECLSPEC_HIDDEN;
 667 struct pdb_cmd_pair {
 668     const char*         name;
 669     DWORD*              pvalue;
 670 };
 671 extern BOOL pdb_virtual_unwind(struct cpu_stack_walk *csw, DWORD_PTR ip,
 672     union ctx *context, struct pdb_cmd_pair *cpair) DECLSPEC_HIDDEN;
 673
 674 /* path.c */
 675 extern BOOL         path_find_symbol_file(const struct process* pcs, const struct module* module,
 676                                           PCSTR full_path, enum module_type type, const GUID* guid, DWORD dw1, DWORD dw2,
 677                                           WCHAR *buffer, BOOL* is_unmatched) DECLSPEC_HIDDEN;
 678 extern WCHAR *get_dos_file_name(const WCHAR *filename) DECLSPEC_HIDDEN;
 679 extern BOOL search_dll_path(const struct process* process, const WCHAR *name,
 680                             BOOL (*match)(void*, HANDLE, const WCHAR*), void *param) DECLSPEC_HIDDEN;
 681 extern BOOL search_unix_path(const WCHAR *name, const WCHAR *path, BOOL (*match)(void*, HANDLE, const WCHAR*), void *param) DECLSPEC_HIDDEN;
 682 extern const WCHAR* file_name(const WCHAR* str) DECLSPEC_HIDDEN;
 683 extern const char* file_nameA(const char* str) DECLSPEC_HIDDEN;
 684
 685 /* pe_module.c */
 686 extern BOOL         pe_load_nt_header(HANDLE hProc, DWORD64 base, IMAGE_NT_HEADERS* nth) DECLSPEC_HIDDEN;
 687 extern struct module*
 688                     pe_load_native_module(struct process* pcs, const WCHAR* name,
 689                                           HANDLE hFile, DWORD64 base, DWORD size) DECLSPEC_HIDDEN;
 690 extern struct module*
 691                     pe_load_builtin_module(struct process* pcs, const WCHAR* name,
 692                                            DWORD64 base, DWORD64 size) DECLSPEC_HIDDEN;
 693 extern BOOL         pe_load_debug_info(const struct process* pcs,
 694                                        struct module* module) DECLSPEC_HIDDEN;
 695 extern const char*  pe_map_directory(struct module* module, int dirno, DWORD* size) DECLSPEC_HIDDEN;
 696
 697 /* source.c */
 698 extern unsigned     source_new(struct module* module, const char* basedir, const char* source) DECLSPEC_HIDDEN;
 699 extern const char*  source_get(const struct module* module, unsigned idx) DECLSPEC_HIDDEN;
 700 extern int          source_rb_compare(const void *key, const struct wine_rb_entry *entry) DECLSPEC_HIDDEN;
 701
 702 /* stabs.c */
 703 typedef void (*stabs_def_cb)(struct module* module, ULONG_PTR load_offset,
 704                                 const char* name, ULONG_PTR offset,
 705                                 BOOL is_public, BOOL is_global, unsigned char other,
 706                                 struct symt_compiland* compiland, void* user);
 707 extern BOOL         stabs_parse(struct module* module, ULONG_PTR load_offset,
 708                                 const char* stabs, size_t nstab, size_t stabsize,
 709                                 const char* strs, int strtablen,
 710                                 stabs_def_cb callback, void* user) DECLSPEC_HIDDEN;
 711
 712 /* dwarf.c */
 713 struct image_file_map;
 714 extern BOOL         dwarf2_parse(struct module* module, ULONG_PTR load_offset,
 715                                  const struct elf_thunk_area* thunks,
 716                                  struct image_file_map* fmap) DECLSPEC_HIDDEN;
 717 extern BOOL dwarf2_virtual_unwind(struct cpu_stack_walk *csw, DWORD_PTR ip,
 718     union ctx *ctx, DWORD64 *cfa) DECLSPEC_HIDDEN;
 719
 720 /* stack.c */
 721 extern BOOL         sw_read_mem(struct cpu_stack_walk* csw, DWORD64 addr, void* ptr, DWORD sz) DECLSPEC_HIDDEN;
 722 extern DWORD64      sw_xlat_addr(struct cpu_stack_walk* csw, ADDRESS64* addr) DECLSPEC_HIDDEN;
 723 extern void*        sw_table_access(struct cpu_stack_walk* csw, DWORD64 addr) DECLSPEC_HIDDEN;
 724 extern DWORD64      sw_module_base(struct cpu_stack_walk* csw, DWORD64 addr) DECLSPEC_HIDDEN;
 725
 726 /* symbol.c */
 727 extern const char*  symt_get_name(const struct symt* sym) DECLSPEC_HIDDEN;
 728 extern WCHAR*       symt_get_nameW(const struct symt* sym) DECLSPEC_HIDDEN;
 729 extern BOOL         symt_get_address(const struct symt* type, ULONG64* addr) DECLSPEC_HIDDEN;
 730 extern int __cdecl  symt_cmp_addr(const void* p1, const void* p2) DECLSPEC_HIDDEN;
 731 extern void         copy_symbolW(SYMBOL_INFOW* siw, const SYMBOL_INFO* si) DECLSPEC_HIDDEN;
 732 extern void         symbol_setname(SYMBOL_INFO* si, const char* name) DECLSPEC_HIDDEN;
 733 extern struct symt_ht*
 734                     symt_find_nearest(struct module* module, DWORD_PTR addr) DECLSPEC_HIDDEN;
 735 extern struct symt_module*
 736                     symt_new_module(struct module* module) DECLSPEC_HIDDEN;
 737 extern struct symt_compiland*
 738                     symt_new_compiland(struct module* module, ULONG_PTR address,
 739                                        unsigned src_idx) DECLSPEC_HIDDEN;
 740 extern struct symt_public*
 741                     symt_new_public(struct module* module,
 742                                     struct symt_compiland* parent,
 743                                     const char* typename,
 744                                     BOOL is_function,
 745                                     ULONG_PTR address,
 746                                     unsigned size) DECLSPEC_HIDDEN;
 747 extern struct symt_data*
 748                     symt_new_global_variable(struct module* module,
 749                                              struct symt_compiland* parent,
 750                                              const char* name, unsigned is_static,
 751                                              struct location loc, ULONG_PTR size,
 752                                              struct symt* type) DECLSPEC_HIDDEN;
 753 extern struct symt_function*
 754                     symt_new_function(struct module* module,
 755                                       struct symt_compiland* parent,
 756                                       const char* name,
 757                                       ULONG_PTR addr, ULONG_PTR size,
 758                                       struct symt* type) DECLSPEC_HIDDEN;
 759 extern void         symt_add_func_line(struct module* module,
 760                                        struct symt_function* func,
 761                                        unsigned source_idx, int line_num,
 762                                        ULONG_PTR offset) DECLSPEC_HIDDEN;
 763 extern struct symt_data*
 764                     symt_add_func_local(struct module* module,
 765                                         struct symt_function* func,
 766                                         enum DataKind dt, const struct location* loc,
 767                                         struct symt_block* block,
 768                                         struct symt* type, const char* name) DECLSPEC_HIDDEN;
 769 extern struct symt_data*
 770                     symt_add_func_constant(struct module* module,
 771                                            struct symt_function* func, struct symt_block* block,
 772                                            struct symt* type, const char* name, VARIANT* v) DECLSPEC_HIDDEN;
 773 extern struct symt_block*
 774                     symt_open_func_block(struct module* module,
 775                                          struct symt_function* func,
 776                                          struct symt_block* block,
 777                                          unsigned pc, unsigned len) DECLSPEC_HIDDEN;
 778 extern struct symt_block*
 779                     symt_close_func_block(struct module* module,
 780                                           const struct symt_function* func,
 781                                           struct symt_block* block, unsigned pc) DECLSPEC_HIDDEN;
 782 extern struct symt_hierarchy_point*
 783                     symt_add_function_point(struct module* module,
 784                                             struct symt_function* func,
 785                                             enum SymTagEnum point,
 786                                             const struct location* loc,
 787                                             const char* name) DECLSPEC_HIDDEN;
 788 extern struct symt_thunk*
 789                     symt_new_thunk(struct module* module,
 790                                    struct symt_compiland* parent,
 791                                    const char* name, THUNK_ORDINAL ord,
 792                                    ULONG_PTR addr, ULONG_PTR size) DECLSPEC_HIDDEN;
 793 extern struct symt_data*
 794                     symt_new_constant(struct module* module,
 795                                       struct symt_compiland* parent,
 796                                       const char* name, struct symt* type,
 797                                       const VARIANT* v) DECLSPEC_HIDDEN;
 798 extern struct symt_hierarchy_point*
 799                     symt_new_label(struct module* module,
 800                                    struct symt_compiland* compiland,
 801                                    const char* name, ULONG_PTR address) DECLSPEC_HIDDEN;
 802 extern struct symt* symt_index2ptr(struct module* module, DWORD id) DECLSPEC_HIDDEN;
 803 extern DWORD        symt_ptr2index(struct module* module, const struct symt* sym) DECLSPEC_HIDDEN;
 804 extern struct symt_custom*
 805                     symt_new_custom(struct module* module, const char* name,
 806                                     DWORD64 addr, DWORD size) DECLSPEC_HIDDEN;
 807
 808 /* type.c */
 809 extern void         symt_init_basic(struct module* module) DECLSPEC_HIDDEN;
 810 extern BOOL         symt_get_info(struct module* module, const struct symt* type,
 811                                   IMAGEHLP_SYMBOL_TYPE_INFO req, void* pInfo) DECLSPEC_HIDDEN;
 812 extern struct symt_basic*
 813                     symt_new_basic(struct module* module, enum BasicType,
 814                                    const char* typename, unsigned size) DECLSPEC_HIDDEN;
 815 extern struct symt_udt*
 816                     symt_new_udt(struct module* module, const char* typename,
 817                                  unsigned size, enum UdtKind kind) DECLSPEC_HIDDEN;
 818 extern BOOL         symt_set_udt_size(struct module* module,
 819                                       struct symt_udt* type, unsigned size) DECLSPEC_HIDDEN;
 820 extern BOOL         symt_add_udt_element(struct module* module,
 821                                          struct symt_udt* udt_type,
 822                                          const char* name,
 823                                          struct symt* elt_type, unsigned offset,
 824                                          unsigned bit_offset, unsigned bit_size) DECLSPEC_HIDDEN;
 825 extern struct symt_enum*
 826                     symt_new_enum(struct module* module, const char* typename,
 827                                   struct symt* basetype) DECLSPEC_HIDDEN;
 828 extern BOOL         symt_add_enum_element(struct module* module,
 829                                           struct symt_enum* enum_type,
 830                                           const char* name, int value) DECLSPEC_HIDDEN;
 831 extern struct symt_array*
 832                     symt_new_array(struct module* module, int min, DWORD count,
 833                                    struct symt* base, struct symt* index) DECLSPEC_HIDDEN;
 834 extern struct symt_function_signature*
 835                     symt_new_function_signature(struct module* module,
 836                                                 struct symt* ret_type,
 837                                                 enum CV_call_e call_conv) DECLSPEC_HIDDEN;
 838 extern BOOL         symt_add_function_signature_parameter(struct module* module,
 839                                                           struct symt_function_signature* sig,
 840                                                           struct symt* param) DECLSPEC_HIDDEN;
 841 extern struct symt_pointer*
 842                     symt_new_pointer(struct module* module,
 843                                      struct symt* ref_type,
 844                                      ULONG_PTR size) DECLSPEC_HIDDEN;
 845 extern struct symt_typedef*
 846                     symt_new_typedef(struct module* module, struct symt* ref,
 847                                      const char* name) DECLSPEC_HIDDEN;
 848
 849 /* Inline context encoding (different from what native does):
 850  * bits 31:30: 3 ignore (includes INLINE_FRAME_CONTEXT_IGNORE=0xFFFFFFFF)
 851  *             2 regular frame
 852  *             1 frame with inlined function(s).
 853  *             0 init   (includes INLINE_FRAME_CONTEXT_INIT=0)
 854  * so either stackwalkex is called with:
 855  * - inlinectx=IGNORE, and we use (old) StackWalk64 behavior:
 856  * - inlinectx=INIT, and StackWalkEx will upon return swing back&forth between:
 857  *      INLINE when the frame is from an inline site (inside a function)
 858  *      REGULAR when the frame is for a function without inline site
 859  * bits 29:00  depth of inline site (way too big!!)
 860  *             0 being the lowest inline site
 861  */
 862 #define IFC_MODE_IGNORE  0xC0000000
 863 #define IFC_MODE_REGULAR 0x80000000
 864 #define IFC_MODE_INLINE  0x40000000
 865 #define IFC_MODE_INIT    0x00000000
 866 #define IFC_DEPTH_MASK   0x3FFFFFFF
 867 #define IFC_MODE(x)      ((x) & ~IFC_DEPTH_MASK)
 868 #define IFC_DEPTH(x)     ((x) & IFC_DEPTH_MASK)