git.oblomov.eu Git - wine/blob - dlls/dbghelp/msc.c

   1 /*
   2  * File msc.c - read VC++ debug information from COFF and eventually
   3  * from PDB files.
   4  *
   5  * Copyright (C) 1996,      Eric Youngdale.
   6  * Copyright (C) 1999-2000, Ulrich Weigand.
   7  * Copyright (C) 2004-2009, 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 /*
  25  * Note - this handles reading debug information for 32 bit applications
  26  * that run under Windows-NT for example.  I doubt that this would work well
  27  * for 16 bit applications, but I don't think it really matters since the
  28  * file format is different, and we should never get in here in such cases.
  29  *
  30  * TODO:
  31  *      Get 16 bit CV stuff working.
  32  *      Add symbol size to internal symbol table.
  33  */
  34
  35 #define NONAMELESSUNION
  36
  37 #include "config.h"
  38 #include "wine/port.h"
  39
  40 #include <assert.h>
  41 #include <stdio.h>
  42 #include <stdlib.h>
  43
  44 #include <string.h>
  45 #ifdef HAVE_UNISTD_H
  46 # include <unistd.h>
  47 #endif
  48 #ifndef PATH_MAX
  49 #define PATH_MAX MAX_PATH
  50 #endif
  51 #include <stdarg.h>
  52 #include "windef.h"
  53 #include "winbase.h"
  54 #include "winternl.h"
  55
  56 #include "wine/exception.h"
  57 #include "wine/debug.h"
  58 #include "dbghelp_private.h"
  59 #include "wine/mscvpdb.h"
  60
  61 WINE_DEFAULT_DEBUG_CHANNEL(dbghelp_msc);
  62
  63 #define MAX_PATHNAME_LEN 1024
  64
  65 /*========================================================================
  66  * Debug file access helper routines
  67  */
  68
  69 static void dump(const void* ptr, unsigned len)
  70 {
  71     unsigned int i, j;
  72     char        msg[128];
  73     const char* hexof = "0123456789abcdef";
  74     const BYTE* x = ptr;
  75
  76     for (i = 0; i < len; i += 16)
  77     {
  78         sprintf(msg, "%08x: ", i);
  79         memset(msg + 10, ' ', 3 * 16 + 1 + 16);
  80         for (j = 0; j < min(16, len - i); j++)
  81         {
  82             msg[10 + 3 * j + 0] = hexof[x[i + j] >> 4];
  83             msg[10 + 3 * j + 1] = hexof[x[i + j] & 15];
  84             msg[10 + 3 * j + 2] = ' ';
  85             msg[10 + 3 * 16 + 1 + j] = (x[i + j] >= 0x20 && x[i + j] < 0x7f) ?
  86                 x[i + j] : '.';
  87         }
  88         msg[10 + 3 * 16] = ' ';
  89         msg[10 + 3 * 16 + 1 + 16] = '\0';
  90         FIXME("%s\n", msg);
  91     }
  92 }
  93
  94 /*========================================================================
  95  * Process CodeView type information.
  96  */
  97
  98 #define MAX_BUILTIN_TYPES       0x0604
  99 #define FIRST_DEFINABLE_TYPE    0x1000
 100
 101 static struct symt*     cv_basic_types[MAX_BUILTIN_TYPES];
 102
 103 struct cv_defined_module
 104 {
 105     BOOL                allowed;
 106     unsigned int        num_defined_types;
 107     struct symt**       defined_types;
 108 };
 109 /* FIXME: don't make it static */
 110 #define CV_MAX_MODULES          32
 111 static struct cv_defined_module cv_zmodules[CV_MAX_MODULES];
 112 static struct cv_defined_module*cv_current_module;
 113
 114 static void codeview_init_basic_types(struct module* module)
 115 {
 116     struct symt_udt*    udt;
 117     /*
 118      * These are the common builtin types that are used by VC++.
 119      */
 120     cv_basic_types[T_NOTYPE] = NULL;
 121     cv_basic_types[T_ABS]    = NULL;
 122     cv_basic_types[T_VOID]   = &symt_new_basic(module, btVoid,  "void", 0)->symt;
 123     cv_basic_types[T_CHAR]   = &symt_new_basic(module, btChar,  "char", 1)->symt;
 124     cv_basic_types[T_SHORT]  = &symt_new_basic(module, btInt,   "short int", 2)->symt;
 125     cv_basic_types[T_LONG]   = &symt_new_basic(module, btInt,   "long int", 4)->symt;
 126     cv_basic_types[T_QUAD]   = &symt_new_basic(module, btInt,   "long long int", 8)->symt;
 127     cv_basic_types[T_UCHAR]  = &symt_new_basic(module, btUInt,  "unsigned char", 1)->symt;
 128     cv_basic_types[T_USHORT] = &symt_new_basic(module, btUInt,  "unsigned short", 2)->symt;
 129     cv_basic_types[T_ULONG]  = &symt_new_basic(module, btUInt,  "unsigned long", 4)->symt;
 130     cv_basic_types[T_UQUAD]  = &symt_new_basic(module, btUInt,  "unsigned long long", 8)->symt;
 131     cv_basic_types[T_BOOL08] = &symt_new_basic(module, btBool,  "BOOL08", 1)->symt;
 132     cv_basic_types[T_BOOL16] = &symt_new_basic(module, btBool,  "BOOL16", 2)->symt;
 133     cv_basic_types[T_BOOL32] = &symt_new_basic(module, btBool,  "BOOL32", 4)->symt;
 134     cv_basic_types[T_BOOL64] = &symt_new_basic(module, btBool,  "BOOL64", 8)->symt;
 135     cv_basic_types[T_REAL32] = &symt_new_basic(module, btFloat, "float", 4)->symt;
 136     cv_basic_types[T_REAL64] = &symt_new_basic(module, btFloat, "double", 8)->symt;
 137     cv_basic_types[T_REAL80] = &symt_new_basic(module, btFloat, "long double", 10)->symt;
 138     cv_basic_types[T_RCHAR]  = &symt_new_basic(module, btInt,   "signed char", 1)->symt;
 139     cv_basic_types[T_WCHAR]  = &symt_new_basic(module, btWChar, "wchar_t", 2)->symt;
 140     cv_basic_types[T_INT2]   = &symt_new_basic(module, btInt,   "INT2", 2)->symt;
 141     cv_basic_types[T_UINT2]  = &symt_new_basic(module, btUInt,  "UINT2", 2)->symt;
 142     cv_basic_types[T_INT4]   = &symt_new_basic(module, btInt,   "INT4", 4)->symt;
 143     cv_basic_types[T_UINT4]  = &symt_new_basic(module, btUInt,  "UINT4", 4)->symt;
 144     cv_basic_types[T_INT8]   = &symt_new_basic(module, btInt,   "INT8", 8)->symt;
 145     cv_basic_types[T_UINT8]  = &symt_new_basic(module, btUInt,  "UINT8", 8)->symt;
 146     cv_basic_types[T_HRESULT]= &symt_new_basic(module, btUInt,  "HRESULT", 4)->symt;
 147
 148     cv_basic_types[T_32PVOID]   = &symt_new_pointer(module, cv_basic_types[T_VOID])->symt;
 149     cv_basic_types[T_32PCHAR]   = &symt_new_pointer(module, cv_basic_types[T_CHAR])->symt;
 150     cv_basic_types[T_32PSHORT]  = &symt_new_pointer(module, cv_basic_types[T_SHORT])->symt;
 151     cv_basic_types[T_32PLONG]   = &symt_new_pointer(module, cv_basic_types[T_LONG])->symt;
 152     cv_basic_types[T_32PQUAD]   = &symt_new_pointer(module, cv_basic_types[T_QUAD])->symt;
 153     cv_basic_types[T_32PUCHAR]  = &symt_new_pointer(module, cv_basic_types[T_UCHAR])->symt;
 154     cv_basic_types[T_32PUSHORT] = &symt_new_pointer(module, cv_basic_types[T_USHORT])->symt;
 155     cv_basic_types[T_32PULONG]  = &symt_new_pointer(module, cv_basic_types[T_ULONG])->symt;
 156     cv_basic_types[T_32PUQUAD]  = &symt_new_pointer(module, cv_basic_types[T_UQUAD])->symt;
 157     cv_basic_types[T_32PBOOL08] = &symt_new_pointer(module, cv_basic_types[T_BOOL08])->symt;
 158     cv_basic_types[T_32PBOOL16] = &symt_new_pointer(module, cv_basic_types[T_BOOL16])->symt;
 159     cv_basic_types[T_32PBOOL32] = &symt_new_pointer(module, cv_basic_types[T_BOOL32])->symt;
 160     cv_basic_types[T_32PBOOL64] = &symt_new_pointer(module, cv_basic_types[T_BOOL64])->symt;
 161     cv_basic_types[T_32PREAL32] = &symt_new_pointer(module, cv_basic_types[T_REAL32])->symt;
 162     cv_basic_types[T_32PREAL64] = &symt_new_pointer(module, cv_basic_types[T_REAL64])->symt;
 163     cv_basic_types[T_32PREAL80] = &symt_new_pointer(module, cv_basic_types[T_REAL80])->symt;
 164     cv_basic_types[T_32PRCHAR]  = &symt_new_pointer(module, cv_basic_types[T_RCHAR])->symt;
 165     cv_basic_types[T_32PWCHAR]  = &symt_new_pointer(module, cv_basic_types[T_WCHAR])->symt;
 166     cv_basic_types[T_32PINT2]   = &symt_new_pointer(module, cv_basic_types[T_INT2])->symt;
 167     cv_basic_types[T_32PUINT2]  = &symt_new_pointer(module, cv_basic_types[T_UINT2])->symt;
 168     cv_basic_types[T_32PINT4]   = &symt_new_pointer(module, cv_basic_types[T_INT4])->symt;
 169     cv_basic_types[T_32PUINT4]  = &symt_new_pointer(module, cv_basic_types[T_UINT4])->symt;
 170     cv_basic_types[T_32PINT8]   = &symt_new_pointer(module, cv_basic_types[T_INT8])->symt;
 171     cv_basic_types[T_32PUINT8]  = &symt_new_pointer(module, cv_basic_types[T_UINT8])->symt;
 172     cv_basic_types[T_32PHRESULT]= &symt_new_pointer(module, cv_basic_types[T_HRESULT])->symt;
 173
 174     /* The .pdb file can refer to 64 bit pointers values even on 32 bits applications. */
 175     udt = symt_new_udt(module, "PVOID64", 8, UdtStruct);
 176     symt_add_udt_element(module, udt, "ptr64_low", cv_basic_types[T_LONG], 0, 32);
 177     symt_add_udt_element(module, udt, "ptr64_high", cv_basic_types[T_LONG], 32, 32);
 178     cv_basic_types[0x603]= &udt->symt;
 179 }
 180
 181 static int leaf_as_variant(VARIANT* v, const unsigned short int* leaf)
 182 {
 183     unsigned short int type = *leaf++;
 184     int length = 2;
 185
 186     if (type < LF_NUMERIC)
 187     {
 188         v->n1.n2.vt = VT_UINT;
 189         v->n1.n2.n3.uintVal = type;
 190     }
 191     else
 192     {
 193         switch (type)
 194         {
 195         case LF_CHAR:
 196             length += 1;
 197             v->n1.n2.vt = VT_I1;
 198             v->n1.n2.n3.cVal = *(const char*)leaf;
 199             break;
 200
 201         case LF_SHORT:
 202             length += 2;
 203             v->n1.n2.vt = VT_I2;
 204             v->n1.n2.n3.iVal = *(const short*)leaf;
 205             break;
 206
 207         case LF_USHORT:
 208             length += 2;
 209             v->n1.n2.vt = VT_UI2;
 210             v->n1.n2.n3.uiVal = *leaf;
 211             break;
 212
 213         case LF_LONG:
 214             length += 4;
 215             v->n1.n2.vt = VT_I4;
 216             v->n1.n2.n3.lVal = *(const int*)leaf;
 217             break;
 218
 219         case LF_ULONG:
 220             length += 4;
 221             v->n1.n2.vt = VT_UI4;
 222             v->n1.n2.n3.uiVal = *(const unsigned int*)leaf;
 223             break;
 224
 225         case LF_QUADWORD:
 226             length += 8;
 227             v->n1.n2.vt = VT_I8;
 228             v->n1.n2.n3.llVal = *(const long long int*)leaf;
 229             break;
 230
 231         case LF_UQUADWORD:
 232             length += 8;
 233             v->n1.n2.vt = VT_UI8;
 234             v->n1.n2.n3.ullVal = *(const long long unsigned int*)leaf;
 235             break;
 236
 237         case LF_REAL32:
 238             length += 4;
 239             v->n1.n2.vt = VT_R4;
 240             v->n1.n2.n3.fltVal = *(const float*)leaf;
 241             break;
 242
 243         case LF_REAL48:
 244             FIXME("Unsupported numeric leaf type %04x\n", type);
 245             length += 6;
 246             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 247             break;
 248
 249         case LF_REAL64:
 250             length += 8;
 251             v->n1.n2.vt = VT_R8;
 252             v->n1.n2.n3.fltVal = *(const double*)leaf;
 253             break;
 254
 255         case LF_REAL80:
 256             FIXME("Unsupported numeric leaf type %04x\n", type);
 257             length += 10;
 258             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 259             break;
 260
 261         case LF_REAL128:
 262             FIXME("Unsupported numeric leaf type %04x\n", type);
 263             length += 16;
 264             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 265             break;
 266
 267         case LF_COMPLEX32:
 268             FIXME("Unsupported numeric leaf type %04x\n", type);
 269             length += 4;
 270             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 271             break;
 272
 273         case LF_COMPLEX64:
 274             FIXME("Unsupported numeric leaf type %04x\n", type);
 275             length += 8;
 276             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 277             break;
 278
 279         case LF_COMPLEX80:
 280             FIXME("Unsupported numeric leaf type %04x\n", type);
 281             length += 10;
 282             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 283             break;
 284
 285         case LF_COMPLEX128:
 286             FIXME("Unsupported numeric leaf type %04x\n", type);
 287             length += 16;
 288             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 289             break;
 290
 291         case LF_VARSTRING:
 292             FIXME("Unsupported numeric leaf type %04x\n", type);
 293             length += 2 + *leaf;
 294             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 295             break;
 296
 297         default:
 298             FIXME("Unknown numeric leaf type %04x\n", type);
 299             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 300             break;
 301         }
 302     }
 303
 304     return length;
 305 }
 306
 307 static int numeric_leaf(int* value, const unsigned short int* leaf)
 308 {
 309     unsigned short int type = *leaf++;
 310     int length = 2;
 311
 312     if (type < LF_NUMERIC)
 313     {
 314         *value = type;
 315     }
 316     else
 317     {
 318         switch (type)
 319         {
 320         case LF_CHAR:
 321             length += 1;
 322             *value = *(const char*)leaf;
 323             break;
 324
 325         case LF_SHORT:
 326             length += 2;
 327             *value = *(const short*)leaf;
 328             break;
 329
 330         case LF_USHORT:
 331             length += 2;
 332             *value = *leaf;
 333             break;
 334
 335         case LF_LONG:
 336             length += 4;
 337             *value = *(const int*)leaf;
 338             break;
 339
 340         case LF_ULONG:
 341             length += 4;
 342             *value = *(const unsigned int*)leaf;
 343             break;
 344
 345         case LF_QUADWORD:
 346         case LF_UQUADWORD:
 347             FIXME("Unsupported numeric leaf type %04x\n", type);
 348             length += 8;
 349             *value = 0;    /* FIXME */
 350             break;
 351
 352         case LF_REAL32:
 353             FIXME("Unsupported numeric leaf type %04x\n", type);
 354             length += 4;
 355             *value = 0;    /* FIXME */
 356             break;
 357
 358         case LF_REAL48:
 359             FIXME("Unsupported numeric leaf type %04x\n", type);
 360             length += 6;
 361             *value = 0;    /* FIXME */
 362             break;
 363
 364         case LF_REAL64:
 365             FIXME("Unsupported numeric leaf type %04x\n", type);
 366             length += 8;
 367             *value = 0;    /* FIXME */
 368             break;
 369
 370         case LF_REAL80:
 371             FIXME("Unsupported numeric leaf type %04x\n", type);
 372             length += 10;
 373             *value = 0;    /* FIXME */
 374             break;
 375
 376         case LF_REAL128:
 377             FIXME("Unsupported numeric leaf type %04x\n", type);
 378             length += 16;
 379             *value = 0;    /* FIXME */
 380             break;
 381
 382         case LF_COMPLEX32:
 383             FIXME("Unsupported numeric leaf type %04x\n", type);
 384             length += 4;
 385             *value = 0;    /* FIXME */
 386             break;
 387
 388         case LF_COMPLEX64:
 389             FIXME("Unsupported numeric leaf type %04x\n", type);
 390             length += 8;
 391             *value = 0;    /* FIXME */
 392             break;
 393
 394         case LF_COMPLEX80:
 395             FIXME("Unsupported numeric leaf type %04x\n", type);
 396             length += 10;
 397             *value = 0;    /* FIXME */
 398             break;
 399
 400         case LF_COMPLEX128:
 401             FIXME("Unsupported numeric leaf type %04x\n", type);
 402             length += 16;
 403             *value = 0;    /* FIXME */
 404             break;
 405
 406         case LF_VARSTRING:
 407             FIXME("Unsupported numeric leaf type %04x\n", type);
 408             length += 2 + *leaf;
 409             *value = 0;    /* FIXME */
 410             break;
 411
 412         default:
 413             FIXME("Unknown numeric leaf type %04x\n", type);
 414             *value = 0;
 415             break;
 416         }
 417     }
 418
 419     return length;
 420 }
 421
 422 /* convert a pascal string (as stored in debug information) into
 423  * a C string (null terminated).
 424  */
 425 static const char* terminate_string(const struct p_string* p_name)
 426 {
 427     static char symname[256];
 428
 429     memcpy(symname, p_name->name, p_name->namelen);
 430     symname[p_name->namelen] = '\0';
 431
 432     return (!*symname || strcmp(symname, "__unnamed") == 0) ? NULL : symname;
 433 }
 434
 435 static struct symt*  codeview_get_type(unsigned int typeno, BOOL quiet)
 436 {
 437     struct symt*        symt = NULL;
 438
 439     /*
 440      * Convert Codeview type numbers into something we can grok internally.
 441      * Numbers < FIRST_DEFINABLE_TYPE are all fixed builtin types.
 442      * Numbers from FIRST_DEFINABLE_TYPE and up are all user defined (structs, etc).
 443      */
 444     if (typeno < FIRST_DEFINABLE_TYPE)
 445     {
 446         if (typeno < MAX_BUILTIN_TYPES)
 447             symt = cv_basic_types[typeno];
 448     }
 449     else
 450     {
 451         unsigned        mod_index = typeno >> 24;
 452         unsigned        mod_typeno = typeno & 0x00FFFFFF;
 453         struct cv_defined_module*       mod;
 454
 455         mod = (mod_index == 0) ? cv_current_module : &cv_zmodules[mod_index];
 456
 457         if (mod_index >= CV_MAX_MODULES || !mod->allowed)
 458             FIXME("Module of index %d isn't loaded yet (%x)\n", mod_index, typeno);
 459         else
 460         {
 461             if (mod_typeno - FIRST_DEFINABLE_TYPE < mod->num_defined_types)
 462                 symt = mod->defined_types[mod_typeno - FIRST_DEFINABLE_TYPE];
 463         }
 464     }
 465     if (!quiet && !symt && typeno) FIXME("Returning NULL symt for type-id %x\n", typeno);
 466     return symt;
 467 }
 468
 469 struct codeview_type_parse
 470 {
 471     struct module*      module;
 472     const BYTE*         table;
 473     const DWORD*        offset;
 474     DWORD               num;
 475 };
 476
 477 static inline const void* codeview_jump_to_type(const struct codeview_type_parse* ctp, DWORD idx)
 478 {
 479     if (idx < FIRST_DEFINABLE_TYPE) return NULL;
 480     idx -= FIRST_DEFINABLE_TYPE;
 481     return (idx >= ctp->num) ? NULL : (ctp->table + ctp->offset[idx]);
 482 }
 483
 484 static int codeview_add_type(unsigned int typeno, struct symt* dt)
 485 {
 486     if (typeno < FIRST_DEFINABLE_TYPE)
 487         FIXME("What the heck\n");
 488     if (!cv_current_module)
 489     {
 490         FIXME("Adding %x to non allowed module\n", typeno);
 491         return FALSE;
 492     }
 493     if ((typeno >> 24) != 0)
 494         FIXME("No module index while inserting type-id assumption is wrong %x\n",
 495               typeno);
 496     if (typeno - FIRST_DEFINABLE_TYPE >= cv_current_module->num_defined_types)
 497     {
 498         if (cv_current_module->defined_types)
 499         {
 500             cv_current_module->num_defined_types = max( cv_current_module->num_defined_types * 2,
 501                                                         typeno - FIRST_DEFINABLE_TYPE + 1 );
 502             cv_current_module->defined_types = HeapReAlloc(GetProcessHeap(),
 503                             HEAP_ZERO_MEMORY, cv_current_module->defined_types,
 504                             cv_current_module->num_defined_types * sizeof(struct symt*));
 505         }
 506         else
 507         {
 508             cv_current_module->num_defined_types = max( 256, typeno - FIRST_DEFINABLE_TYPE + 1 );
 509             cv_current_module->defined_types = HeapAlloc(GetProcessHeap(),
 510                             HEAP_ZERO_MEMORY,
 511                             cv_current_module->num_defined_types * sizeof(struct symt*));
 512         }
 513         if (cv_current_module->defined_types == NULL) return FALSE;
 514     }
 515     if (cv_current_module->defined_types[typeno - FIRST_DEFINABLE_TYPE])
 516     {
 517         if (cv_current_module->defined_types[typeno - FIRST_DEFINABLE_TYPE] != dt)
 518             FIXME("Overwriting at %x\n", typeno);
 519     }
 520     cv_current_module->defined_types[typeno - FIRST_DEFINABLE_TYPE] = dt;
 521     return TRUE;
 522 }
 523
 524 static void codeview_clear_type_table(void)
 525 {
 526     int i;
 527
 528     for (i = 0; i < CV_MAX_MODULES; i++)
 529     {
 530         if (cv_zmodules[i].allowed)
 531             HeapFree(GetProcessHeap(), 0, cv_zmodules[i].defined_types);
 532         cv_zmodules[i].allowed = FALSE;
 533         cv_zmodules[i].defined_types = NULL;
 534         cv_zmodules[i].num_defined_types = 0;
 535     }
 536     cv_current_module = NULL;
 537 }
 538
 539 static struct symt* codeview_parse_one_type(struct codeview_type_parse* ctp,
 540                                             unsigned curr_type,
 541                                             const union codeview_type* type, BOOL details);
 542
 543 static void* codeview_cast_symt(struct symt* symt, enum SymTagEnum tag)
 544 {
 545     if (symt->tag != tag)
 546     {
 547         FIXME("Bad tag. Expected %d, but got %d\n", tag, symt->tag);
 548         return NULL;
 549     }
 550     return symt;
 551 }
 552
 553 static struct symt* codeview_fetch_type(struct codeview_type_parse* ctp,
 554                                         unsigned typeno, BOOL details)
 555 {
 556     struct symt*                symt;
 557     const union codeview_type*  p;
 558
 559     if (!typeno) return NULL;
 560     if ((symt = codeview_get_type(typeno, TRUE))) return symt;
 561
 562     /* forward declaration */
 563     if (!(p = codeview_jump_to_type(ctp, typeno)))
 564     {
 565         FIXME("Cannot locate type %x\n", typeno);
 566         return NULL;
 567     }
 568     symt = codeview_parse_one_type(ctp, typeno, p, details);
 569     if (!symt) FIXME("Couldn't load forward type %x\n", typeno);
 570     return symt;
 571 }
 572
 573 static struct symt* codeview_add_type_pointer(struct codeview_type_parse* ctp,
 574                                               struct symt* existing,
 575                                               unsigned int pointee_type)
 576 {
 577     struct symt* pointee;
 578
 579     if (existing)
 580     {
 581         existing = codeview_cast_symt(existing, SymTagPointerType);
 582         return existing;
 583     }
 584     pointee = codeview_fetch_type(ctp, pointee_type, FALSE);
 585     return &symt_new_pointer(ctp->module, pointee)->symt;
 586 }
 587
 588 static struct symt* codeview_add_type_array(struct codeview_type_parse* ctp,
 589                                             const char* name,
 590                                             unsigned int elemtype,
 591                                             unsigned int indextype,
 592                                             unsigned int arr_len)
 593 {
 594     struct symt*        elem = codeview_fetch_type(ctp, elemtype, FALSE);
 595     struct symt*        index = codeview_fetch_type(ctp, indextype, FALSE);
 596
 597     return &symt_new_array(ctp->module, 0, -arr_len, elem, index)->symt;
 598 }
 599
 600 static int codeview_add_type_enum_field_list(struct module* module,
 601                                              struct symt_enum* symt,
 602                                              const union codeview_reftype* ref_type)
 603 {
 604     const unsigned char*                ptr = ref_type->fieldlist.list;
 605     const unsigned char*                last = (const BYTE*)ref_type + ref_type->generic.len + 2;
 606     const union codeview_fieldtype*     type;
 607
 608     while (ptr < last)
 609     {
 610         if (*ptr >= 0xf0)       /* LF_PAD... */
 611         {
 612             ptr += *ptr & 0x0f;
 613             continue;
 614         }
 615
 616         type = (const union codeview_fieldtype*)ptr;
 617
 618         switch (type->generic.id)
 619         {
 620         case LF_ENUMERATE_V1:
 621         {
 622             int value, vlen = numeric_leaf(&value, &type->enumerate_v1.value);
 623             const struct p_string* p_name = (const struct p_string*)((const unsigned char*)&type->enumerate_v1.value + vlen);
 624
 625             symt_add_enum_element(module, symt, terminate_string(p_name), value);
 626             ptr += 2 + 2 + vlen + (1 + p_name->namelen);
 627             break;
 628         }
 629         case LF_ENUMERATE_V3:
 630         {
 631             int value, vlen = numeric_leaf(&value, &type->enumerate_v3.value);
 632             const char* name = (const char*)&type->enumerate_v3.value + vlen;
 633
 634             symt_add_enum_element(module, symt, name, value);
 635             ptr += 2 + 2 + vlen + (1 + strlen(name));
 636             break;
 637         }
 638
 639         default:
 640             FIXME("Unsupported type %04x in ENUM field list\n", type->generic.id);
 641             return FALSE;
 642         }
 643     }
 644     return TRUE;
 645 }
 646
 647 static void codeview_add_udt_element(struct codeview_type_parse* ctp,
 648                                      struct symt_udt* symt, const char* name,
 649                                      int value, unsigned type)
 650 {
 651     struct symt*                subtype;
 652     const union codeview_reftype*cv_type;
 653
 654     if ((cv_type = codeview_jump_to_type(ctp, type)))
 655     {
 656         switch (cv_type->generic.id)
 657         {
 658         case LF_BITFIELD_V1:
 659             symt_add_udt_element(ctp->module, symt, name,
 660                                  codeview_fetch_type(ctp, cv_type->bitfield_v1.type, FALSE),
 661                                  (value << 3) + cv_type->bitfield_v1.bitoff,
 662                                  cv_type->bitfield_v1.nbits);
 663             return;
 664         case LF_BITFIELD_V2:
 665             symt_add_udt_element(ctp->module, symt, name,
 666                                  codeview_fetch_type(ctp, cv_type->bitfield_v2.type, FALSE),
 667                                  (value << 3) + cv_type->bitfield_v2.bitoff,
 668                                  cv_type->bitfield_v2.nbits);
 669             return;
 670         }
 671     }
 672     subtype = codeview_fetch_type(ctp, type, FALSE);
 673
 674     if (subtype)
 675     {
 676         DWORD64 elem_size = 0;
 677         symt_get_info(ctp->module, subtype, TI_GET_LENGTH, &elem_size);
 678         symt_add_udt_element(ctp->module, symt, name, subtype,
 679                              value << 3, (DWORD)elem_size << 3);
 680     }
 681 }
 682
 683 static int codeview_add_type_struct_field_list(struct codeview_type_parse* ctp,
 684                                                struct symt_udt* symt,
 685                                                unsigned fieldlistno)
 686 {
 687     const unsigned char*        ptr;
 688     const unsigned char*        last;
 689     int                         value, leaf_len;
 690     const struct p_string*      p_name;
 691     const char*                 c_name;
 692     const union codeview_reftype*type_ref;
 693     const union codeview_fieldtype* type;
 694
 695     if (!fieldlistno) return TRUE;
 696     type_ref = codeview_jump_to_type(ctp, fieldlistno);
 697     ptr = type_ref->fieldlist.list;
 698     last = (const BYTE*)type_ref + type_ref->generic.len + 2;
 699
 700     while (ptr < last)
 701     {
 702         if (*ptr >= 0xf0)       /* LF_PAD... */
 703         {
 704             ptr += *ptr & 0x0f;
 705             continue;
 706         }
 707
 708         type = (const union codeview_fieldtype*)ptr;
 709
 710         switch (type->generic.id)
 711         {
 712         case LF_BCLASS_V1:
 713             leaf_len = numeric_leaf(&value, &type->bclass_v1.offset);
 714
 715             /* FIXME: ignored for now */
 716
 717             ptr += 2 + 2 + 2 + leaf_len;
 718             break;
 719
 720         case LF_BCLASS_V2:
 721             leaf_len = numeric_leaf(&value, &type->bclass_v2.offset);
 722
 723             /* FIXME: ignored for now */
 724
 725             ptr += 2 + 2 + 4 + leaf_len;
 726             break;
 727
 728         case LF_VBCLASS_V1:
 729         case LF_IVBCLASS_V1:
 730             {
 731                 const unsigned short int* p_vboff;
 732                 int vpoff, vplen;
 733                 leaf_len = numeric_leaf(&value, &type->vbclass_v1.vbpoff);
 734                 p_vboff = (const unsigned short int*)((const char*)&type->vbclass_v1.vbpoff + leaf_len);
 735                 vplen = numeric_leaf(&vpoff, p_vboff);
 736
 737                 /* FIXME: ignored for now */
 738
 739                 ptr += 2 + 2 + 2 + 2 + leaf_len + vplen;
 740             }
 741             break;
 742
 743         case LF_VBCLASS_V2:
 744         case LF_IVBCLASS_V2:
 745             {
 746                 const unsigned short int* p_vboff;
 747                 int vpoff, vplen;
 748                 leaf_len = numeric_leaf(&value, &type->vbclass_v2.vbpoff);
 749                 p_vboff = (const unsigned short int*)((const char*)&type->vbclass_v2.vbpoff + leaf_len);
 750                 vplen = numeric_leaf(&vpoff, p_vboff);
 751
 752                 /* FIXME: ignored for now */
 753
 754                 ptr += 2 + 2 + 4 + 4 + leaf_len + vplen;
 755             }
 756             break;
 757
 758         case LF_MEMBER_V1:
 759             leaf_len = numeric_leaf(&value, &type->member_v1.offset);
 760             p_name = (const struct p_string*)((const char*)&type->member_v1.offset + leaf_len);
 761
 762             codeview_add_udt_element(ctp, symt, terminate_string(p_name), value,
 763                                      type->member_v1.type);
 764
 765             ptr += 2 + 2 + 2 + leaf_len + (1 + p_name->namelen);
 766             break;
 767
 768         case LF_MEMBER_V2:
 769             leaf_len = numeric_leaf(&value, &type->member_v2.offset);
 770             p_name = (const struct p_string*)((const unsigned char*)&type->member_v2.offset + leaf_len);
 771
 772             codeview_add_udt_element(ctp, symt, terminate_string(p_name), value,
 773                                      type->member_v2.type);
 774
 775             ptr += 2 + 2 + 4 + leaf_len + (1 + p_name->namelen);
 776             break;
 777
 778         case LF_MEMBER_V3:
 779             leaf_len = numeric_leaf(&value, &type->member_v3.offset);
 780             c_name = (const char*)&type->member_v3.offset + leaf_len;
 781
 782             codeview_add_udt_element(ctp, symt, c_name, value, type->member_v3.type);
 783
 784             ptr += 2 + 2 + 4 + leaf_len + (strlen(c_name) + 1);
 785             break;
 786
 787         case LF_STMEMBER_V1:
 788             /* FIXME: ignored for now */
 789             ptr += 2 + 2 + 2 + (1 + type->stmember_v1.p_name.namelen);
 790             break;
 791
 792         case LF_STMEMBER_V2:
 793             /* FIXME: ignored for now */
 794             ptr += 2 + 4 + 2 + (1 + type->stmember_v2.p_name.namelen);
 795             break;
 796
 797         case LF_STMEMBER_V3:
 798             /* FIXME: ignored for now */
 799             ptr += 2 + 4 + 2 + (strlen(type->stmember_v3.name) + 1);
 800             break;
 801
 802         case LF_METHOD_V1:
 803             /* FIXME: ignored for now */
 804             ptr += 2 + 2 + 2 + (1 + type->method_v1.p_name.namelen);
 805             break;
 806
 807         case LF_METHOD_V2:
 808             /* FIXME: ignored for now */
 809             ptr += 2 + 2 + 4 + (1 + type->method_v2.p_name.namelen);
 810             break;
 811
 812         case LF_METHOD_V3:
 813             /* FIXME: ignored for now */
 814             ptr += 2 + 2 + 4 + (strlen(type->method_v3.name) + 1);
 815             break;
 816
 817         case LF_NESTTYPE_V1:
 818             /* FIXME: ignored for now */
 819             ptr += 2 + 2 + (1 + type->nesttype_v1.p_name.namelen);
 820             break;
 821
 822         case LF_NESTTYPE_V2:
 823             /* FIXME: ignored for now */
 824             ptr += 2 + 2 + 4 + (1 + type->nesttype_v2.p_name.namelen);
 825             break;
 826
 827         case LF_NESTTYPE_V3:
 828             /* FIXME: ignored for now */
 829             ptr += 2 + 2 + 4 + (strlen(type->nesttype_v3.name) + 1);
 830             break;
 831
 832         case LF_VFUNCTAB_V1:
 833             /* FIXME: ignored for now */
 834             ptr += 2 + 2;
 835             break;
 836
 837         case LF_VFUNCTAB_V2:
 838             /* FIXME: ignored for now */
 839             ptr += 2 + 2 + 4;
 840             break;
 841
 842         case LF_ONEMETHOD_V1:
 843             /* FIXME: ignored for now */
 844             switch ((type->onemethod_v1.attribute >> 2) & 7)
 845             {
 846             case 4: case 6: /* (pure) introducing virtual method */
 847                 ptr += 2 + 2 + 2 + 4 + (1 + type->onemethod_virt_v1.p_name.namelen);
 848                 break;
 849
 850             default:
 851                 ptr += 2 + 2 + 2 + (1 + type->onemethod_v1.p_name.namelen);
 852                 break;
 853             }
 854             break;
 855
 856         case LF_ONEMETHOD_V2:
 857             /* FIXME: ignored for now */
 858             switch ((type->onemethod_v2.attribute >> 2) & 7)
 859             {
 860             case 4: case 6: /* (pure) introducing virtual method */
 861                 ptr += 2 + 2 + 4 + 4 + (1 + type->onemethod_virt_v2.p_name.namelen);
 862                 break;
 863
 864             default:
 865                 ptr += 2 + 2 + 4 + (1 + type->onemethod_v2.p_name.namelen);
 866                 break;
 867             }
 868             break;
 869
 870         case LF_ONEMETHOD_V3:
 871             /* FIXME: ignored for now */
 872             switch ((type->onemethod_v3.attribute >> 2) & 7)
 873             {
 874             case 4: case 6: /* (pure) introducing virtual method */
 875                 ptr += 2 + 2 + 4 + 4 + (strlen(type->onemethod_virt_v3.name) + 1);
 876                 break;
 877
 878             default:
 879                 ptr += 2 + 2 + 4 + (strlen(type->onemethod_v3.name) + 1);
 880                 break;
 881             }
 882             break;
 883
 884         default:
 885             FIXME("Unsupported type %04x in STRUCT field list\n", type->generic.id);
 886             return FALSE;
 887         }
 888     }
 889
 890     return TRUE;
 891 }
 892
 893 static struct symt* codeview_add_type_enum(struct codeview_type_parse* ctp,
 894                                            struct symt* existing,
 895                                            const char* name,
 896                                            unsigned fieldlistno,
 897                                            unsigned basetype)
 898 {
 899     struct symt_enum*   symt;
 900
 901     if (existing)
 902     {
 903         if (!(symt = codeview_cast_symt(existing, SymTagEnum))) return NULL;
 904         /* should also check that all fields are the same */
 905     }
 906     else
 907     {
 908         symt = symt_new_enum(ctp->module, name,
 909                              codeview_fetch_type(ctp, basetype, FALSE));
 910         if (fieldlistno)
 911         {
 912             const union codeview_reftype* fieldlist;
 913             fieldlist = codeview_jump_to_type(ctp, fieldlistno);
 914             codeview_add_type_enum_field_list(ctp->module, symt, fieldlist);
 915         }
 916     }
 917     return &symt->symt;
 918 }
 919
 920 static struct symt* codeview_add_type_struct(struct codeview_type_parse* ctp,
 921                                              struct symt* existing,
 922                                              const char* name, int structlen,
 923                                              enum UdtKind kind, unsigned property)
 924 {
 925     struct symt_udt*    symt;
 926
 927     /* if we don't have an existing type, try to find one with same name
 928      * FIXME: what to do when several types in different CUs have same name ?
 929      */
 930     if (!existing)
 931     {
 932         void*                       ptr;
 933         struct symt_ht*             type;
 934         struct hash_table_iter      hti;
 935
 936         hash_table_iter_init(&ctp->module->ht_types, &hti, name);
 937         while ((ptr = hash_table_iter_up(&hti)))
 938         {
 939             type = GET_ENTRY(ptr, struct symt_ht, hash_elt);
 940
 941             if (type->symt.tag == SymTagUDT &&
 942                 type->hash_elt.name && !strcmp(type->hash_elt.name, name))
 943             {
 944                 existing = &type->symt;
 945                 break;
 946             }
 947         }
 948     }
 949     if (existing)
 950     {
 951         if (!(symt = codeview_cast_symt(existing, SymTagUDT))) return NULL;
 952         /* should also check that all fields are the same */
 953         if (!(property & 0x80)) /* 0x80 = forward declaration */
 954         {
 955             if (!symt->size) /* likely prior forward declaration, set UDT size */
 956                 symt_set_udt_size(ctp->module, symt, structlen);
 957             else /* different UDT with same name, create a new type */
 958                 existing = NULL;
 959         }
 960     }
 961     if (!existing) symt = symt_new_udt(ctp->module, name, structlen, kind);
 962
 963     return &symt->symt;
 964 }
 965
 966 static struct symt* codeview_new_func_signature(struct codeview_type_parse* ctp,
 967                                                 struct symt* existing,
 968                                                 enum CV_call_e call_conv)
 969 {
 970     struct symt_function_signature*     sym;
 971
 972     if (existing)
 973     {
 974         sym = codeview_cast_symt(existing, SymTagFunctionType);
 975         if (!sym) return NULL;
 976     }
 977     else
 978     {
 979         sym = symt_new_function_signature(ctp->module, NULL, call_conv);
 980     }
 981     return &sym->symt;
 982 }
 983
 984 static void codeview_add_func_signature_args(struct codeview_type_parse* ctp,
 985                                              struct symt_function_signature* sym,
 986                                              unsigned ret_type,
 987                                              unsigned args_list)
 988 {
 989     const union codeview_reftype*       reftype;
 990
 991     sym->rettype = codeview_fetch_type(ctp, ret_type, FALSE);
 992     if (args_list && (reftype = codeview_jump_to_type(ctp, args_list)))
 993     {
 994         unsigned int i;
 995         switch (reftype->generic.id)
 996         {
 997         case LF_ARGLIST_V1:
 998             for (i = 0; i < reftype->arglist_v1.num; i++)
 999                 symt_add_function_signature_parameter(ctp->module, sym,
1000                                                       codeview_fetch_type(ctp, reftype->arglist_v1.args[i], FALSE));
1001             break;
1002         case LF_ARGLIST_V2:
1003             for (i = 0; i < reftype->arglist_v2.num; i++)
1004                 symt_add_function_signature_parameter(ctp->module, sym,
1005                                                       codeview_fetch_type(ctp, reftype->arglist_v2.args[i], FALSE));
1006             break;
1007         default:
1008             FIXME("Unexpected leaf %x for signature's pmt\n", reftype->generic.id);
1009         }
1010     }
1011 }
1012
1013 static struct symt* codeview_parse_one_type(struct codeview_type_parse* ctp,
1014                                             unsigned curr_type,
1015                                             const union codeview_type* type, BOOL details)
1016 {
1017     struct symt*                symt;
1018     int                         value, leaf_len;
1019     const struct p_string*      p_name;
1020     const char*                 c_name;
1021     struct symt*                existing;
1022
1023     existing = codeview_get_type(curr_type, TRUE);
1024
1025     switch (type->generic.id)
1026     {
1027     case LF_MODIFIER_V1:
1028         /* FIXME: we don't handle modifiers,
1029          * but read previous type on the curr_type
1030          */
1031         WARN("Modifier on %x: %s%s%s%s\n",
1032              type->modifier_v1.type,
1033              type->modifier_v1.attribute & 0x01 ? "const " : "",
1034              type->modifier_v1.attribute & 0x02 ? "volatile " : "",
1035              type->modifier_v1.attribute & 0x04 ? "unaligned " : "",
1036              type->modifier_v1.attribute & ~0x07 ? "unknown " : "");
1037         symt = codeview_fetch_type(ctp, type->modifier_v1.type, details);
1038         break;
1039     case LF_MODIFIER_V2:
1040         /* FIXME: we don't handle modifiers, but readd previous type on the curr_type */
1041         WARN("Modifier on %x: %s%s%s%s\n",
1042              type->modifier_v2.type,
1043              type->modifier_v2.attribute & 0x01 ? "const " : "",
1044              type->modifier_v2.attribute & 0x02 ? "volatile " : "",
1045              type->modifier_v2.attribute & 0x04 ? "unaligned " : "",
1046              type->modifier_v2.attribute & ~0x07 ? "unknown " : "");
1047         symt = codeview_fetch_type(ctp, type->modifier_v2.type, details);
1048         break;
1049
1050     case LF_POINTER_V1:
1051         symt = codeview_add_type_pointer(ctp, existing, type->pointer_v1.datatype);
1052         break;
1053     case LF_POINTER_V2:
1054         symt = codeview_add_type_pointer(ctp, existing, type->pointer_v2.datatype);
1055         break;
1056
1057     case LF_ARRAY_V1:
1058         if (existing) symt = codeview_cast_symt(existing, SymTagArrayType);
1059         else
1060         {
1061             leaf_len = numeric_leaf(&value, &type->array_v1.arrlen);
1062             p_name = (const struct p_string*)((const unsigned char*)&type->array_v1.arrlen + leaf_len);
1063             symt = codeview_add_type_array(ctp, terminate_string(p_name),
1064                                            type->array_v1.elemtype,
1065                                            type->array_v1.idxtype, value);
1066         }
1067         break;
1068     case LF_ARRAY_V2:
1069         if (existing) symt = codeview_cast_symt(existing, SymTagArrayType);
1070         else
1071         {
1072             leaf_len = numeric_leaf(&value, &type->array_v2.arrlen);
1073             p_name = (const struct p_string*)((const unsigned char*)&type->array_v2.arrlen + leaf_len);
1074
1075             symt = codeview_add_type_array(ctp, terminate_string(p_name),
1076                                            type->array_v2.elemtype,
1077                                            type->array_v2.idxtype, value);
1078         }
1079         break;
1080     case LF_ARRAY_V3:
1081         if (existing) symt = codeview_cast_symt(existing, SymTagArrayType);
1082         else
1083         {
1084             leaf_len = numeric_leaf(&value, &type->array_v3.arrlen);
1085             c_name = (const char*)&type->array_v3.arrlen + leaf_len;
1086
1087             symt = codeview_add_type_array(ctp, c_name,
1088                                            type->array_v3.elemtype,
1089                                            type->array_v3.idxtype, value);
1090         }
1091         break;
1092
1093     case LF_STRUCTURE_V1:
1094     case LF_CLASS_V1:
1095         leaf_len = numeric_leaf(&value, &type->struct_v1.structlen);
1096         p_name = (const struct p_string*)((const unsigned char*)&type->struct_v1.structlen + leaf_len);
1097         symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name), value,
1098                                         type->generic.id == LF_CLASS_V1 ? UdtClass : UdtStruct,
1099                                         type->struct_v1.property);
1100         if (details)
1101         {
1102             codeview_add_type(curr_type, symt);
1103             codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1104                                                 type->struct_v1.fieldlist);
1105         }
1106         break;
1107
1108     case LF_STRUCTURE_V2:
1109     case LF_CLASS_V2:
1110         leaf_len = numeric_leaf(&value, &type->struct_v2.structlen);
1111         p_name = (const struct p_string*)((const unsigned char*)&type->struct_v2.structlen + leaf_len);
1112         symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name), value,
1113                                         type->generic.id == LF_CLASS_V2 ? UdtClass : UdtStruct,
1114                                         type->struct_v2.property);
1115         if (details)
1116         {
1117             codeview_add_type(curr_type, symt);
1118             codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1119                                                 type->struct_v2.fieldlist);
1120         }
1121         break;
1122
1123     case LF_STRUCTURE_V3:
1124     case LF_CLASS_V3:
1125         leaf_len = numeric_leaf(&value, &type->struct_v3.structlen);
1126         c_name = (const char*)&type->struct_v3.structlen + leaf_len;
1127         symt = codeview_add_type_struct(ctp, existing, c_name, value,
1128                                         type->generic.id == LF_CLASS_V3 ? UdtClass : UdtStruct,
1129                                         type->struct_v3.property);
1130         if (details)
1131         {
1132             codeview_add_type(curr_type, symt);
1133             codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1134                                                 type->struct_v3.fieldlist);
1135         }
1136         break;
1137
1138     case LF_UNION_V1:
1139         leaf_len = numeric_leaf(&value, &type->union_v1.un_len);
1140         p_name = (const struct p_string*)((const unsigned char*)&type->union_v1.un_len + leaf_len);
1141         symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name),
1142                                         value, UdtUnion, type->union_v1.property);
1143         if (details)
1144         {
1145             codeview_add_type(curr_type, symt);
1146             codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1147                                                 type->union_v1.fieldlist);
1148         }
1149         break;
1150
1151     case LF_UNION_V2:
1152         leaf_len = numeric_leaf(&value, &type->union_v2.un_len);
1153         p_name = (const struct p_string*)((const unsigned char*)&type->union_v2.un_len + leaf_len);
1154         symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name),
1155                                         value, UdtUnion, type->union_v2.property);
1156         if (details)
1157         {
1158             codeview_add_type(curr_type, symt);
1159             codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1160                                                 type->union_v2.fieldlist);
1161         }
1162         break;
1163
1164     case LF_UNION_V3:
1165         leaf_len = numeric_leaf(&value, &type->union_v3.un_len);
1166         c_name = (const char*)&type->union_v3.un_len + leaf_len;
1167         symt = codeview_add_type_struct(ctp, existing, c_name,
1168                                         value, UdtUnion, type->union_v3.property);
1169         if (details)
1170         {
1171             codeview_add_type(curr_type, symt);
1172             codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1173                                                 type->union_v3.fieldlist);
1174         }
1175         break;
1176
1177     case LF_ENUM_V1:
1178         symt = codeview_add_type_enum(ctp, existing,
1179                                       terminate_string(&type->enumeration_v1.p_name),
1180                                       type->enumeration_v1.fieldlist,
1181                                       type->enumeration_v1.type);
1182         break;
1183
1184     case LF_ENUM_V2:
1185         symt = codeview_add_type_enum(ctp, existing,
1186                                       terminate_string(&type->enumeration_v2.p_name),
1187                                       type->enumeration_v2.fieldlist,
1188                                       type->enumeration_v2.type);
1189         break;
1190
1191     case LF_ENUM_V3:
1192         symt = codeview_add_type_enum(ctp, existing, type->enumeration_v3.name,
1193                                       type->enumeration_v3.fieldlist,
1194                                       type->enumeration_v3.type);
1195         break;
1196
1197     case LF_PROCEDURE_V1:
1198         symt = codeview_new_func_signature(ctp, existing, type->procedure_v1.call);
1199         if (details)
1200         {
1201             codeview_add_type(curr_type, symt);
1202             codeview_add_func_signature_args(ctp,
1203                                              (struct symt_function_signature*)symt,
1204                                              type->procedure_v1.rvtype,
1205                                              type->procedure_v1.arglist);
1206         }
1207         break;
1208     case LF_PROCEDURE_V2:
1209         symt = codeview_new_func_signature(ctp, existing,type->procedure_v2.call);
1210         if (details)
1211         {
1212             codeview_add_type(curr_type, symt);
1213             codeview_add_func_signature_args(ctp,
1214                                              (struct symt_function_signature*)symt,
1215                                              type->procedure_v2.rvtype,
1216                                              type->procedure_v2.arglist);
1217         }
1218         break;
1219
1220     case LF_MFUNCTION_V1:
1221         /* FIXME: for C++, this is plain wrong, but as we don't use arg types
1222          * nor class information, this would just do for now
1223          */
1224         symt = codeview_new_func_signature(ctp, existing, type->mfunction_v1.call);
1225         if (details)
1226         {
1227             codeview_add_type(curr_type, symt);
1228             codeview_add_func_signature_args(ctp,
1229                                              (struct symt_function_signature*)symt,
1230                                              type->mfunction_v1.rvtype,
1231                                              type->mfunction_v1.arglist);
1232         }
1233         break;
1234     case LF_MFUNCTION_V2:
1235         /* FIXME: for C++, this is plain wrong, but as we don't use arg types
1236          * nor class information, this would just do for now
1237          */
1238         symt = codeview_new_func_signature(ctp, existing, type->mfunction_v2.call);
1239         if (details)
1240         {
1241             codeview_add_type(curr_type, symt);
1242             codeview_add_func_signature_args(ctp,
1243                                              (struct symt_function_signature*)symt,
1244                                              type->mfunction_v2.rvtype,
1245                                              type->mfunction_v2.arglist);
1246         }
1247         break;
1248
1249     case LF_VTSHAPE_V1:
1250         /* this is an ugly hack... FIXME when we have C++ support */
1251         if (!(symt = existing))
1252         {
1253             char    buf[128];
1254             snprintf(buf, sizeof(buf), "__internal_vt_shape_%x\n", curr_type);
1255             symt = &symt_new_udt(ctp->module, buf, 0, UdtStruct)->symt;
1256         }
1257         break;
1258     default:
1259         FIXME("Unsupported type-id leaf %x\n", type->generic.id);
1260         dump(type, 2 + type->generic.len);
1261         return FALSE;
1262     }
1263     return codeview_add_type(curr_type, symt) ? symt : NULL;
1264 }
1265
1266 static int codeview_parse_type_table(struct codeview_type_parse* ctp)
1267 {
1268     unsigned int                curr_type = FIRST_DEFINABLE_TYPE;
1269     const union codeview_type*  type;
1270
1271     for (curr_type = FIRST_DEFINABLE_TYPE; curr_type < FIRST_DEFINABLE_TYPE + ctp->num; curr_type++)
1272     {
1273         type = codeview_jump_to_type(ctp, curr_type);
1274
1275         /* type records we're interested in are the ones referenced by symbols
1276          * The known ranges are (X mark the ones we want):
1277          *   X  0000-0016       for V1 types
1278          *      0200-020c       for V1 types referenced by other types
1279          *      0400-040f       for V1 types (complex lists & sets)
1280          *   X  1000-100f       for V2 types
1281          *      1200-120c       for V2 types referenced by other types
1282          *      1400-140f       for V1 types (complex lists & sets)
1283          *   X  1500-150d       for V3 types
1284          *      8000-8010       for numeric leafes
1285          */
1286         if (!(type->generic.id & 0x8600) || (type->generic.id & 0x0100))
1287             codeview_parse_one_type(ctp, curr_type, type, TRUE);
1288     }
1289
1290     return TRUE;
1291 }
1292
1293 /*========================================================================
1294  * Process CodeView line number information.
1295  */
1296 static unsigned codeview_get_address(const struct msc_debug_info* msc_dbg,
1297                                      unsigned seg, unsigned offset);
1298
1299 static void codeview_snarf_linetab(const struct msc_debug_info* msc_dbg, const BYTE* linetab,
1300                                    int size, BOOL pascal_str)
1301 {
1302     const BYTE*                 ptr = linetab;
1303     int                         nfile, nseg;
1304     int                         i, j, k;
1305     const unsigned int*         filetab;
1306     const unsigned int*         lt_ptr;
1307     const unsigned short*       linenos;
1308     const struct startend*      start;
1309     unsigned                    source;
1310     unsigned                    addr, func_addr0;
1311     struct symt_function*       func;
1312     const struct codeview_linetab_block* ltb;
1313
1314     nfile = *(const short*)linetab;
1315     filetab = (const unsigned int*)(linetab + 2 * sizeof(short));
1316
1317     for (i = 0; i < nfile; i++)
1318     {
1319         ptr = linetab + filetab[i];
1320         nseg = *(const short*)ptr;
1321         lt_ptr = (const unsigned int*)(ptr + 2 * sizeof(short));
1322         start = (const struct startend*)(lt_ptr + nseg);
1323
1324         /*
1325          * Now snarf the filename for all of the segments for this file.
1326          */
1327         if (pascal_str)
1328             source = source_new(msc_dbg->module, NULL, terminate_string((const struct p_string*)(start + nseg)));
1329         else
1330             source = source_new(msc_dbg->module, NULL, (const char*)(start + nseg));
1331
1332         for (j = 0; j < nseg; j++)
1333         {
1334             ltb = (const struct codeview_linetab_block*)(linetab + *lt_ptr++);
1335             linenos = (const unsigned short*)&ltb->offsets[ltb->num_lines];
1336             func_addr0 = codeview_get_address(msc_dbg, ltb->seg, start[j].start);
1337             if (!func_addr0) continue;
1338             for (func = NULL, k = 0; k < ltb->num_lines; k++)
1339             {
1340                 /* now locate function (if any) */
1341                 addr = func_addr0 + ltb->offsets[k] - start[j].start;
1342                 /* unfortunetaly, we can have several functions in the same block, if there's no
1343                  * gap between them... find the new function if needed
1344                  */
1345                 if (!func || addr >= func->address + func->size)
1346                 {
1347                     func = (struct symt_function*)symt_find_nearest(msc_dbg->module, addr);
1348                     /* FIXME: at least labels support line numbers */
1349                     if (!func || func->symt.tag != SymTagFunction)
1350                     {
1351                         WARN("--not a func at %04x:%08x %x tag=%d\n",
1352                              ltb->seg, ltb->offsets[k], addr, func ? func->symt.tag : -1);
1353                         func = NULL;
1354                         break;
1355                     }
1356                 }
1357                 symt_add_func_line(msc_dbg->module, func, source,
1358                                    linenos[k], addr - func->address);
1359             }
1360         }
1361     }
1362 }
1363
1364 static void codeview_snarf_linetab2(const struct msc_debug_info* msc_dbg, const BYTE* linetab, DWORD size,
1365                                     const char* strimage, DWORD strsize)
1366 {
1367     unsigned    i;
1368     DWORD       addr;
1369     const struct codeview_linetab2*     lt2;
1370     const struct codeview_linetab2*     lt2_files = NULL;
1371     const struct codeview_lt2blk_lines* lines_blk;
1372     const struct codeview_linetab2_file*fd;
1373     unsigned    source;
1374     struct symt_function* func;
1375
1376     /* locate LT2_FILES_BLOCK (if any) */
1377     lt2 = (const struct codeview_linetab2*)linetab;
1378     while ((const BYTE*)(lt2 + 1) < linetab + size)
1379     {
1380         if (lt2->header == LT2_FILES_BLOCK)
1381         {
1382             lt2_files = lt2;
1383             break;
1384         }
1385         lt2 = codeview_linetab2_next_block(lt2);
1386     }
1387     if (!lt2_files)
1388     {
1389         TRACE("No LT2_FILES_BLOCK found\n");
1390         return;
1391     }
1392
1393     lt2 = (const struct codeview_linetab2*)linetab;
1394     while ((const BYTE*)(lt2 + 1) < linetab + size)
1395     {
1396         /* FIXME: should also check that whole lines_blk fits in linetab + size */
1397         switch (lt2->header)
1398         {
1399         case LT2_LINES_BLOCK:
1400             lines_blk = (const struct codeview_lt2blk_lines*)lt2;
1401             /* FIXME: should check that file_offset is within the LT2_FILES_BLOCK we've seen */
1402             addr = codeview_get_address(msc_dbg, lines_blk->seg, lines_blk->start);
1403             TRACE("block from %04x:%08x #%x (%x lines)\n",
1404                   lines_blk->seg, lines_blk->start, lines_blk->size, lines_blk->nlines);
1405             fd = (const struct codeview_linetab2_file*)((const char*)lt2_files + 8 + lines_blk->file_offset);
1406             /* FIXME: should check that string is within strimage + strsize */
1407             source = source_new(msc_dbg->module, NULL, strimage + fd->offset);
1408             func = (struct symt_function*)symt_find_nearest(msc_dbg->module, addr);
1409             /* FIXME: at least labels support line numbers */
1410             if (!func || func->symt.tag != SymTagFunction)
1411             {
1412                 WARN("--not a func at %04x:%08x %x tag=%d\n",
1413                      lines_blk->seg, lines_blk->start, addr, func ? func->symt.tag : -1);
1414                 break;
1415             }
1416             for (i = 0; i < lines_blk->nlines; i++)
1417             {
1418                 symt_add_func_line(msc_dbg->module, func, source,
1419                                    lines_blk->l[i].lineno ^ 0x80000000,
1420                                    lines_blk->l[i].offset);
1421             }
1422             break;
1423         case LT2_FILES_BLOCK: /* skip */
1424             break;
1425         default:
1426             TRACE("Block end %x\n", lt2->header);
1427             lt2 = (const struct codeview_linetab2*)((const char*)linetab + size);
1428             continue;
1429         }
1430         lt2 = codeview_linetab2_next_block(lt2);
1431     }
1432 }
1433
1434 /*========================================================================
1435  * Process CodeView symbol information.
1436  */
1437
1438 static unsigned int codeview_map_offset(const struct msc_debug_info* msc_dbg,
1439                                         unsigned int offset)
1440 {
1441     int                 nomap = msc_dbg->nomap;
1442     const OMAP_DATA*    omapp = msc_dbg->omapp;
1443     int                 i;
1444
1445     if (!nomap || !omapp) return offset;
1446
1447     /* FIXME: use binary search */
1448     for (i = 0; i < nomap - 1; i++)
1449         if (omapp[i].from <= offset && omapp[i+1].from > offset)
1450             return !omapp[i].to ? 0 : omapp[i].to + (offset - omapp[i].from);
1451
1452     return 0;
1453 }
1454
1455 static unsigned codeview_get_address(const struct msc_debug_info* msc_dbg,
1456                                      unsigned seg, unsigned offset)
1457 {
1458     int                         nsect = msc_dbg->nsect;
1459     const IMAGE_SECTION_HEADER* sectp = msc_dbg->sectp;
1460
1461     if (!seg || seg > nsect) return 0;
1462     return msc_dbg->module->module.BaseOfImage +
1463         codeview_map_offset(msc_dbg, sectp[seg-1].VirtualAddress + offset);
1464 }
1465
1466 static inline void codeview_add_variable(const struct msc_debug_info* msc_dbg,
1467                                          struct symt_compiland* compiland,
1468                                          const char* name,
1469                                          unsigned segment, unsigned offset,
1470                                          unsigned symtype, BOOL is_local, BOOL force)
1471 {
1472     if (name && *name)
1473     {
1474         unsigned        address = codeview_get_address(msc_dbg, segment, offset);
1475
1476         if (force || !symt_find_nearest(msc_dbg->module, address))
1477         {
1478             symt_new_global_variable(msc_dbg->module, compiland,
1479                                      name, is_local, address, 0,
1480                                      codeview_get_type(symtype, FALSE));
1481         }
1482     }
1483 }
1484
1485 static int codeview_snarf(const struct msc_debug_info* msc_dbg, const BYTE* root,
1486                           int offset, int size, BOOL do_globals)
1487 {
1488     struct symt_function*               curr_func = NULL;
1489     int                                 i, length;
1490     struct symt_block*                  block = NULL;
1491     struct symt*                        symt;
1492     const char*                         name;
1493     struct symt_compiland*              compiland = NULL;
1494     struct location                     loc;
1495
1496     /*
1497      * Loop over the different types of records and whenever we
1498      * find something we are interested in, record it and move on.
1499      */
1500     for (i = offset; i < size; i += length)
1501     {
1502         const union codeview_symbol* sym = (const union codeview_symbol*)(root + i);
1503         length = sym->generic.len + 2;
1504         if (i + length > size) break;
1505         if (!sym->generic.id || length < 4) break;
1506         if (length & 3) FIXME("unpadded len %u\n", length);
1507
1508         switch (sym->generic.id)
1509         {
1510         /*
1511          * Global and local data symbols.  We don't associate these
1512          * with any given source file.
1513          */
1514         case S_GDATA_V1:
1515         case S_LDATA_V1:
1516             if (do_globals)
1517                 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v1.p_name),
1518                                       sym->data_v1.segment, sym->data_v1.offset, sym->data_v1.symtype,
1519                                       sym->generic.id == S_LDATA_V1, TRUE);
1520             break;
1521         case S_GDATA_V2:
1522         case S_LDATA_V2:
1523             if (do_globals)
1524                 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v2.p_name),
1525                                       sym->data_v2.segment, sym->data_v2.offset, sym->data_v2.symtype,
1526                                       sym->generic.id == S_LDATA_V2, TRUE);
1527             break;
1528         case S_GDATA_V3:
1529         case S_LDATA_V3:
1530             if (do_globals)
1531                 codeview_add_variable(msc_dbg, compiland, sym->data_v3.name,
1532                                       sym->data_v3.segment, sym->data_v3.offset, sym->data_v3.symtype,
1533                                       sym->generic.id == S_LDATA_V3, TRUE);
1534             break;
1535
1536         /* Public symbols */
1537         case S_PUB_V1:
1538         case S_PUB_V2:
1539         case S_PUB_V3:
1540         case S_PUB_FUNC1_V3:
1541         case S_PUB_FUNC2_V3:
1542             /* will be handled later on in codeview_snarf_public */
1543             break;
1544
1545         /*
1546          * Sort of like a global function, but it just points
1547          * to a thunk, which is a stupid name for what amounts to
1548          * a PLT slot in the normal jargon that everyone else uses.
1549          */
1550         case S_THUNK_V1:
1551             symt_new_thunk(msc_dbg->module, compiland,
1552                            terminate_string(&sym->thunk_v1.p_name), sym->thunk_v1.thtype,
1553                            codeview_get_address(msc_dbg, sym->thunk_v1.segment, sym->thunk_v1.offset),
1554                            sym->thunk_v1.thunk_len);
1555             break;
1556         case S_THUNK_V3:
1557             symt_new_thunk(msc_dbg->module, compiland,
1558                            sym->thunk_v3.name, sym->thunk_v3.thtype,
1559                            codeview_get_address(msc_dbg, sym->thunk_v3.segment, sym->thunk_v3.offset),
1560                            sym->thunk_v3.thunk_len);
1561             break;
1562
1563         /*
1564          * Global and static functions.
1565          */
1566         case S_GPROC_V1:
1567         case S_LPROC_V1:
1568             if (curr_func) FIXME("nested function\n");
1569             curr_func = symt_new_function(msc_dbg->module, compiland,
1570                                           terminate_string(&sym->proc_v1.p_name),
1571                                           codeview_get_address(msc_dbg, sym->proc_v1.segment, sym->proc_v1.offset),
1572                                           sym->proc_v1.proc_len,
1573                                           codeview_get_type(sym->proc_v1.proctype, FALSE));
1574             loc.kind = loc_absolute;
1575             loc.offset = sym->proc_v1.debug_start;
1576             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugStart, &loc, NULL);
1577             loc.offset = sym->proc_v1.debug_end;
1578             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugEnd, &loc, NULL);
1579             break;
1580         case S_GPROC_V2:
1581         case S_LPROC_V2:
1582             if (curr_func) FIXME("nested function\n");
1583             curr_func = symt_new_function(msc_dbg->module, compiland,
1584                                           terminate_string(&sym->proc_v2.p_name),
1585                                           codeview_get_address(msc_dbg, sym->proc_v2.segment, sym->proc_v2.offset),
1586                                           sym->proc_v2.proc_len,
1587                                           codeview_get_type(sym->proc_v2.proctype, FALSE));
1588             loc.kind = loc_absolute;
1589             loc.offset = sym->proc_v2.debug_start;
1590             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugStart, &loc, NULL);
1591             loc.offset = sym->proc_v2.debug_end;
1592             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugEnd, &loc, NULL);
1593             break;
1594         case S_GPROC_V3:
1595         case S_LPROC_V3:
1596             if (curr_func) FIXME("nested function\n");
1597             curr_func = symt_new_function(msc_dbg->module, compiland,
1598                                           sym->proc_v3.name,
1599                                           codeview_get_address(msc_dbg, sym->proc_v3.segment, sym->proc_v3.offset),
1600                                           sym->proc_v3.proc_len,
1601                                           codeview_get_type(sym->proc_v3.proctype, FALSE));
1602             loc.kind = loc_absolute;
1603             loc.offset = sym->proc_v3.debug_start;
1604             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugStart, &loc, NULL);
1605             loc.offset = sym->proc_v3.debug_end;
1606             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugEnd, &loc, NULL);
1607             break;
1608         /*
1609          * Function parameters and stack variables.
1610          */
1611         case S_BPREL_V1:
1612             loc.kind = loc_regrel;
1613             loc.reg = 0; /* FIXME */
1614             loc.offset = sym->stack_v1.offset;
1615             symt_add_func_local(msc_dbg->module, curr_func,
1616                                 sym->stack_v1.offset > 0 ? DataIsParam : DataIsLocal,
1617                                 &loc, block,
1618                                 codeview_get_type(sym->stack_v1.symtype, FALSE),
1619                                 terminate_string(&sym->stack_v1.p_name));
1620             break;
1621         case S_BPREL_V2:
1622             loc.kind = loc_regrel;
1623             loc.reg = 0; /* FIXME */
1624             loc.offset = sym->stack_v2.offset;
1625             symt_add_func_local(msc_dbg->module, curr_func,
1626                                 sym->stack_v2.offset > 0 ? DataIsParam : DataIsLocal,
1627                                 &loc, block,
1628                                 codeview_get_type(sym->stack_v2.symtype, FALSE),
1629                                 terminate_string(&sym->stack_v2.p_name));
1630             break;
1631         case S_BPREL_V3:
1632             loc.kind = loc_regrel;
1633             loc.reg = 0; /* FIXME */
1634             loc.offset = sym->stack_v3.offset;
1635             symt_add_func_local(msc_dbg->module, curr_func,
1636                                 sym->stack_v3.offset > 0 ? DataIsParam : DataIsLocal,
1637                                 &loc, block,
1638                                 codeview_get_type(sym->stack_v3.symtype, FALSE),
1639                                 sym->stack_v3.name);
1640             break;
1641         case S_BPREL_XXXX_V3:
1642             loc.kind = loc_regrel;
1643             loc.reg = 0; /* FIXME */
1644             loc.offset = sym->stack_xxxx_v3.offset;
1645             WARN("Supposed stack variable %s (%d)\n", sym->stack_xxxx_v3.name, sym->stack_xxxx_v3.unknown);
1646             symt_add_func_local(msc_dbg->module, curr_func,
1647                                 sym->stack_xxxx_v3.offset > 0 ? DataIsParam : DataIsLocal,
1648                                 &loc, block,
1649                                 codeview_get_type(sym->stack_xxxx_v3.symtype, FALSE),
1650                                 sym->stack_xxxx_v3.name);
1651             break;
1652
1653         case S_REGISTER_V1:
1654             loc.kind = loc_register;
1655             loc.reg = sym->register_v1.reg;
1656             loc.offset = 0;
1657             symt_add_func_local(msc_dbg->module, curr_func,
1658                                 DataIsLocal, &loc,
1659                                 block, codeview_get_type(sym->register_v1.type, FALSE),
1660                                 terminate_string(&sym->register_v1.p_name));
1661             break;
1662         case S_REGISTER_V2:
1663             loc.kind = loc_register;
1664             loc.reg = sym->register_v2.reg;
1665             loc.offset = 0;
1666             symt_add_func_local(msc_dbg->module, curr_func,
1667                                 DataIsLocal, &loc,
1668                                 block, codeview_get_type(sym->register_v2.type, FALSE),
1669                                 terminate_string(&sym->register_v2.p_name));
1670             break;
1671         case S_REGISTER_V3:
1672             loc.kind = loc_register;
1673             loc.reg = sym->register_v3.reg;
1674             loc.offset = 0;
1675             symt_add_func_local(msc_dbg->module, curr_func,
1676                                 DataIsLocal, &loc,
1677                                 block, codeview_get_type(sym->register_v3.type, FALSE),
1678                                 sym->register_v3.name);
1679             break;
1680
1681         case S_BLOCK_V1:
1682             block = symt_open_func_block(msc_dbg->module, curr_func, block,
1683                                          codeview_get_address(msc_dbg, sym->block_v1.segment, sym->block_v1.offset),
1684                                          sym->block_v1.length);
1685             break;
1686         case S_BLOCK_V3:
1687             block = symt_open_func_block(msc_dbg->module, curr_func, block,
1688                                          codeview_get_address(msc_dbg, sym->block_v3.segment, sym->block_v3.offset),
1689                                          sym->block_v3.length);
1690             break;
1691
1692         case S_END_V1:
1693             if (block)
1694             {
1695                 block = symt_close_func_block(msc_dbg->module, curr_func, block, 0);
1696             }
1697             else if (curr_func)
1698             {
1699                 symt_normalize_function(msc_dbg->module, curr_func);
1700                 curr_func = NULL;
1701             }
1702             break;
1703
1704         case S_COMPILAND_V1:
1705             TRACE("S-Compiland-V1 %x %s\n",
1706                   sym->compiland_v1.unknown, terminate_string(&sym->compiland_v1.p_name));
1707             break;
1708
1709         case S_COMPILAND_V2:
1710             TRACE("S-Compiland-V2 %s\n", terminate_string(&sym->compiland_v2.p_name));
1711             if (TRACE_ON(dbghelp_msc))
1712             {
1713                 const char* ptr1 = sym->compiland_v2.p_name.name + sym->compiland_v2.p_name.namelen;
1714                 const char* ptr2;
1715                 while (*ptr1)
1716                 {
1717                     ptr2 = ptr1 + strlen(ptr1) + 1;
1718                     TRACE("\t%s => %s\n", ptr1, debugstr_a(ptr2));
1719                     ptr1 = ptr2 + strlen(ptr2) + 1;
1720                 }
1721             }
1722             break;
1723         case S_COMPILAND_V3:
1724             TRACE("S-Compiland-V3 %s\n", sym->compiland_v3.name);
1725             if (TRACE_ON(dbghelp_msc))
1726             {
1727                 const char* ptr1 = sym->compiland_v3.name + strlen(sym->compiland_v3.name);
1728                 const char* ptr2;
1729                 while (*ptr1)
1730                 {
1731                     ptr2 = ptr1 + strlen(ptr1) + 1;
1732                     TRACE("\t%s => %s\n", ptr1, debugstr_a(ptr2));
1733                     ptr1 = ptr2 + strlen(ptr2) + 1;
1734                 }
1735             }
1736             break;
1737
1738         case S_OBJNAME_V1:
1739             TRACE("S-ObjName %s\n", terminate_string(&sym->objname_v1.p_name));
1740             compiland = symt_new_compiland(msc_dbg->module, 0 /* FIXME */,
1741                                            source_new(msc_dbg->module, NULL,
1742                                                       terminate_string(&sym->objname_v1.p_name)));
1743             break;
1744
1745         case S_LABEL_V1:
1746             if (curr_func)
1747             {
1748                 loc.kind = loc_absolute;
1749                 loc.offset = codeview_get_address(msc_dbg, sym->label_v1.segment, sym->label_v1.offset) - curr_func->address;
1750                 symt_add_function_point(msc_dbg->module, curr_func, SymTagLabel, &loc,
1751                                         terminate_string(&sym->label_v1.p_name));
1752             }
1753             else symt_new_label(msc_dbg->module, compiland,
1754                                 terminate_string(&sym->label_v1.p_name),
1755                                 codeview_get_address(msc_dbg, sym->label_v1.segment, sym->label_v1.offset));
1756             break;
1757         case S_LABEL_V3:
1758             if (curr_func)
1759             {
1760                 loc.kind = loc_absolute;
1761                 loc.offset = codeview_get_address(msc_dbg, sym->label_v3.segment, sym->label_v3.offset) - curr_func->address;
1762                 symt_add_function_point(msc_dbg->module, curr_func, SymTagLabel,
1763                                         &loc, sym->label_v3.name);
1764             }
1765             else symt_new_label(msc_dbg->module, compiland, sym->label_v3.name,
1766                                 codeview_get_address(msc_dbg, sym->label_v3.segment, sym->label_v3.offset));
1767             break;
1768
1769         case S_CONSTANT_V1:
1770             {
1771                 int                     vlen;
1772                 const struct p_string*  name;
1773                 struct symt*            se;
1774                 VARIANT                 v;
1775
1776                 vlen = leaf_as_variant(&v, &sym->constant_v1.cvalue);
1777                 name = (const struct p_string*)((const char*)&sym->constant_v1.cvalue + vlen);
1778                 se = codeview_get_type(sym->constant_v1.type, FALSE);
1779
1780                 TRACE("S-Constant-V1 %u %s %x\n",
1781                       v.n1.n2.n3.intVal, terminate_string(name), sym->constant_v1.type);
1782                 symt_new_constant(msc_dbg->module, compiland, terminate_string(name),
1783                                   se, &v);
1784             }
1785             break;
1786         case S_CONSTANT_V2:
1787             {
1788                 int                     vlen;
1789                 const struct p_string*  name;
1790                 struct symt*            se;
1791                 VARIANT                 v;
1792
1793                 vlen = leaf_as_variant(&v, &sym->constant_v2.cvalue);
1794                 name = (const struct p_string*)((const char*)&sym->constant_v2.cvalue + vlen);
1795                 se = codeview_get_type(sym->constant_v2.type, FALSE);
1796
1797                 TRACE("S-Constant-V2 %u %s %x\n",
1798                       v.n1.n2.n3.intVal, terminate_string(name), sym->constant_v2.type);
1799                 symt_new_constant(msc_dbg->module, compiland, terminate_string(name),
1800                                   se, &v);
1801             }
1802             break;
1803         case S_CONSTANT_V3:
1804             {
1805                 int                     vlen;
1806                 const char*             name;
1807                 struct symt*            se;
1808                 VARIANT                 v;
1809
1810                 vlen = leaf_as_variant(&v, &sym->constant_v3.cvalue);
1811                 name = (const char*)&sym->constant_v3.cvalue + vlen;
1812                 se = codeview_get_type(sym->constant_v3.type, FALSE);
1813
1814                 TRACE("S-Constant-V3 %u %s %x\n",
1815                       v.n1.n2.n3.intVal, name, sym->constant_v3.type);
1816                 /* FIXME: we should add this as a constant value */
1817                 symt_new_constant(msc_dbg->module, compiland, name, se, &v);
1818             }
1819             break;
1820
1821         case S_UDT_V1:
1822             if (sym->udt_v1.type)
1823             {
1824                 if ((symt = codeview_get_type(sym->udt_v1.type, FALSE)))
1825                     symt_new_typedef(msc_dbg->module, symt,
1826                                      terminate_string(&sym->udt_v1.p_name));
1827                 else
1828                     FIXME("S-Udt %s: couldn't find type 0x%x\n",
1829                           terminate_string(&sym->udt_v1.p_name), sym->udt_v1.type);
1830             }
1831             break;
1832         case S_UDT_V2:
1833             if (sym->udt_v2.type)
1834             {
1835                 if ((symt = codeview_get_type(sym->udt_v2.type, FALSE)))
1836                     symt_new_typedef(msc_dbg->module, symt,
1837                                      terminate_string(&sym->udt_v2.p_name));
1838                 else
1839                     FIXME("S-Udt %s: couldn't find type 0x%x\n",
1840                           terminate_string(&sym->udt_v2.p_name), sym->udt_v2.type);
1841             }
1842             break;
1843         case S_UDT_V3:
1844             if (sym->udt_v3.type)
1845             {
1846                 if ((symt = codeview_get_type(sym->udt_v3.type, FALSE)))
1847                     symt_new_typedef(msc_dbg->module, symt, sym->udt_v3.name);
1848                 else
1849                     FIXME("S-Udt %s: couldn't find type 0x%x\n",
1850                           sym->udt_v3.name, sym->udt_v3.type);
1851             }
1852             break;
1853
1854          /*
1855          * These are special, in that they are always followed by an
1856          * additional length-prefixed string which is *not* included
1857          * into the symbol length count.  We need to skip it.
1858          */
1859         case S_PROCREF_V1:
1860         case S_DATAREF_V1:
1861         case S_LPROCREF_V1:
1862             name = (const char*)sym + length;
1863             length += (*name + 1 + 3) & ~3;
1864             break;
1865
1866         case S_MSTOOL_V3: /* just to silence a few warnings */
1867         case S_MSTOOLINFO_V3:
1868         case S_MSTOOLENV_V3:
1869             break;
1870
1871         case S_SSEARCH_V1:
1872             TRACE("Start search: seg=0x%x at offset 0x%08x\n",
1873                   sym->ssearch_v1.segment, sym->ssearch_v1.offset);
1874             break;
1875
1876         case S_ALIGN_V1:
1877             TRACE("S-Align V1\n");
1878             break;
1879
1880         /* the symbols we can safely ignore for now */
1881         case 0x112c:
1882         case S_FUNCINFO_V2:
1883         case S_SECUCOOKIE_V3:
1884         case S_SECTINFO_V3:
1885         case S_SUBSECTINFO_V3:
1886         case S_ENTRYPOINT_V3:
1887         case 0x1139:
1888             TRACE("Unsupported symbol id %x\n", sym->generic.id);
1889             break;
1890
1891         default:
1892             FIXME("Unsupported symbol id %x\n", sym->generic.id);
1893             dump(sym, 2 + sym->generic.len);
1894             break;
1895         }
1896     }
1897
1898     if (curr_func) symt_normalize_function(msc_dbg->module, curr_func);
1899
1900     return TRUE;
1901 }
1902
1903 static int codeview_snarf_public(const struct msc_debug_info* msc_dbg, const BYTE* root,
1904                                  int offset, int size)
1905
1906 {
1907     int                                 i, length;
1908     struct symt_compiland*              compiland = NULL;
1909
1910     /*
1911      * Loop over the different types of records and whenever we
1912      * find something we are interested in, record it and move on.
1913      */
1914     for (i = offset; i < size; i += length)
1915     {
1916         const union codeview_symbol* sym = (const union codeview_symbol*)(root + i);
1917         length = sym->generic.len + 2;
1918         if (i + length > size) break;
1919         if (!sym->generic.id || length < 4) break;
1920         if (length & 3) FIXME("unpadded len %u\n", length);
1921
1922         switch (sym->generic.id)
1923         {
1924         case S_PUB_V1: /* FIXME is this really a 'data_v1' structure ?? */
1925             if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
1926             {
1927                 symt_new_public(msc_dbg->module, compiland,
1928                                 terminate_string(&sym->data_v1.p_name),
1929                                 codeview_get_address(msc_dbg, sym->data_v1.segment, sym->data_v1.offset), 1);
1930             }
1931             break;
1932         case S_PUB_V2: /* FIXME is this really a 'data_v2' structure ?? */
1933             if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
1934             {
1935                 symt_new_public(msc_dbg->module, compiland,
1936                                 terminate_string(&sym->data_v2.p_name),
1937                                 codeview_get_address(msc_dbg, sym->data_v2.segment, sym->data_v2.offset), 1);
1938             }
1939             break;
1940
1941         case S_PUB_V3:
1942             if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
1943             {
1944                 symt_new_public(msc_dbg->module, compiland,
1945                                 sym->data_v3.name,
1946                                 codeview_get_address(msc_dbg, sym->data_v3.segment, sym->data_v3.offset), 1);
1947             }
1948             break;
1949         case S_PUB_FUNC1_V3:
1950         case S_PUB_FUNC2_V3: /* using a data_v3 isn't what we'd expect */
1951 #if 0
1952             /* FIXME: this is plain wrong (from a simple test) */
1953             if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
1954             {
1955                 symt_new_public(msc_dbg->module, compiland,
1956                                 sym->data_v3.name,
1957                                 codeview_get_address(msc_dbg, sym->data_v3.segment, sym->data_v3.offset), 1);
1958             }
1959 #endif
1960             break;
1961         /*
1962          * Global and local data symbols.  We don't associate these
1963          * with any given source file.
1964          */
1965         case S_GDATA_V1:
1966         case S_LDATA_V1:
1967             codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v1.p_name),
1968                                   sym->data_v1.segment, sym->data_v1.offset, sym->data_v1.symtype,
1969                                   sym->generic.id == S_LDATA_V1, FALSE);
1970             break;
1971         case S_GDATA_V2:
1972         case S_LDATA_V2:
1973             codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v2.p_name),
1974                                   sym->data_v2.segment, sym->data_v2.offset, sym->data_v2.symtype,
1975                                   sym->generic.id == S_LDATA_V2, FALSE);
1976             break;
1977         case S_GDATA_V3:
1978         case S_LDATA_V3:
1979             codeview_add_variable(msc_dbg, compiland, sym->data_v3.name,
1980                                   sym->data_v3.segment, sym->data_v3.offset, sym->data_v3.symtype,
1981                                   sym->generic.id == S_LDATA_V3, FALSE);
1982             break;
1983         /*
1984          * These are special, in that they are always followed by an
1985          * additional length-prefixed string which is *not* included
1986          * into the symbol length count.  We need to skip it.
1987          */
1988         case S_PROCREF_V1:
1989         case S_DATAREF_V1:
1990         case S_LPROCREF_V1:
1991             length += (((const char*)sym)[length] + 1 + 3) & ~3;
1992             break;
1993         }
1994         msc_dbg->module->sortlist_valid = TRUE;
1995     }
1996     msc_dbg->module->sortlist_valid = FALSE;
1997     return TRUE;
1998 }
1999
2000 /*========================================================================
2001  * Process PDB file.
2002  */
2003
2004 static void* pdb_jg_read(const struct PDB_JG_HEADER* pdb, const WORD* block_list,
2005                          int size)
2006 {
2007     int                         i, num_blocks;
2008     BYTE*                       buffer;
2009
2010     if (!size) return NULL;
2011
2012     num_blocks = (size + pdb->block_size - 1) / pdb->block_size;
2013     buffer = HeapAlloc(GetProcessHeap(), 0, num_blocks * pdb->block_size);
2014
2015     for (i = 0; i < num_blocks; i++)
2016         memcpy(buffer + i * pdb->block_size,
2017                (const char*)pdb + block_list[i] * pdb->block_size, pdb->block_size);
2018
2019     return buffer;
2020 }
2021
2022 static void* pdb_ds_read(const struct PDB_DS_HEADER* pdb, const DWORD* block_list,
2023                          int size)
2024 {
2025     int                         i, num_blocks;
2026     BYTE*                       buffer;
2027
2028     if (!size) return NULL;
2029
2030     num_blocks = (size + pdb->block_size - 1) / pdb->block_size;
2031     buffer = HeapAlloc(GetProcessHeap(), 0, num_blocks * pdb->block_size);
2032
2033     for (i = 0; i < num_blocks; i++)
2034         memcpy(buffer + i * pdb->block_size,
2035                (const char*)pdb + block_list[i] * pdb->block_size, pdb->block_size);
2036
2037     return buffer;
2038 }
2039
2040 static void* pdb_read_jg_file(const struct PDB_JG_HEADER* pdb,
2041                               const struct PDB_JG_TOC* toc, DWORD file_nr)
2042 {
2043     const WORD*                 block_list;
2044     DWORD                       i;
2045
2046     if (!toc || file_nr >= toc->num_files) return NULL;
2047
2048     block_list = (const WORD*) &toc->file[toc->num_files];
2049     for (i = 0; i < file_nr; i++)
2050         block_list += (toc->file[i].size + pdb->block_size - 1) / pdb->block_size;
2051
2052     return pdb_jg_read(pdb, block_list, toc->file[file_nr].size);
2053 }
2054
2055 static void* pdb_read_ds_file(const struct PDB_DS_HEADER* pdb,
2056                               const struct PDB_DS_TOC* toc, DWORD file_nr)
2057 {
2058     const DWORD*                block_list;
2059     DWORD                       i;
2060
2061     if (!toc || file_nr >= toc->num_files) return NULL;
2062
2063     if (toc->file_size[file_nr] == 0 || toc->file_size[file_nr] == 0xFFFFFFFF)
2064     {
2065         FIXME(">>> requesting NULL stream (%u)\n", file_nr);
2066         return NULL;
2067     }
2068     block_list = &toc->file_size[toc->num_files];
2069     for (i = 0; i < file_nr; i++)
2070         block_list += (toc->file_size[i] + pdb->block_size - 1) / pdb->block_size;
2071
2072     return pdb_ds_read(pdb, block_list, toc->file_size[file_nr]);
2073 }
2074
2075 static void* pdb_read_file(const char* image, const struct pdb_lookup* pdb_lookup,
2076                            DWORD file_nr)
2077 {
2078     switch (pdb_lookup->kind)
2079     {
2080     case PDB_JG:
2081         return pdb_read_jg_file((const struct PDB_JG_HEADER*)image,
2082                                 pdb_lookup->u.jg.toc, file_nr);
2083     case PDB_DS:
2084         return pdb_read_ds_file((const struct PDB_DS_HEADER*)image,
2085                                 pdb_lookup->u.ds.toc, file_nr);
2086     }
2087     return NULL;
2088 }
2089
2090 static unsigned pdb_get_file_size(const struct pdb_lookup* pdb_lookup, DWORD file_nr)
2091 {
2092     switch (pdb_lookup->kind)
2093     {
2094     case PDB_JG: return pdb_lookup->u.jg.toc->file[file_nr].size;
2095     case PDB_DS: return pdb_lookup->u.ds.toc->file_size[file_nr];
2096     }
2097     return 0;
2098 }
2099
2100 static void pdb_free(void* buffer)
2101 {
2102     HeapFree(GetProcessHeap(), 0, buffer);
2103 }
2104
2105 static void pdb_free_lookup(const struct pdb_lookup* pdb_lookup)
2106 {
2107     switch (pdb_lookup->kind)
2108     {
2109     case PDB_JG:
2110         pdb_free(pdb_lookup->u.jg.toc);
2111         break;
2112     case PDB_DS:
2113         pdb_free(pdb_lookup->u.ds.toc);
2114         break;
2115     }
2116 }
2117
2118 static void pdb_convert_types_header(PDB_TYPES* types, const BYTE* image)
2119 {
2120     memset(types, 0, sizeof(PDB_TYPES));
2121     if (!image) return;
2122
2123     if (*(const DWORD*)image < 19960000)   /* FIXME: correct version? */
2124     {
2125         /* Old version of the types record header */
2126         const PDB_TYPES_OLD*    old = (const PDB_TYPES_OLD*)image;
2127         types->version     = old->version;
2128         types->type_offset = sizeof(PDB_TYPES_OLD);
2129         types->type_size   = old->type_size;
2130         types->first_index = old->first_index;
2131         types->last_index  = old->last_index;
2132         types->file        = old->file;
2133     }
2134     else
2135     {
2136         /* New version of the types record header */
2137         *types = *(const PDB_TYPES*)image;
2138     }
2139 }
2140
2141 static void pdb_convert_symbols_header(PDB_SYMBOLS* symbols,
2142                                        int* header_size, const BYTE* image)
2143 {
2144     memset(symbols, 0, sizeof(PDB_SYMBOLS));
2145     if (!image) return;
2146
2147     if (*(const DWORD*)image != 0xffffffff)
2148     {
2149         /* Old version of the symbols record header */
2150         const PDB_SYMBOLS_OLD*  old = (const PDB_SYMBOLS_OLD*)image;
2151         symbols->version         = 0;
2152         symbols->module_size     = old->module_size;
2153         symbols->offset_size     = old->offset_size;
2154         symbols->hash_size       = old->hash_size;
2155         symbols->srcmodule_size  = old->srcmodule_size;
2156         symbols->pdbimport_size  = 0;
2157         symbols->hash1_file      = old->hash1_file;
2158         symbols->hash2_file      = old->hash2_file;
2159         symbols->gsym_file       = old->gsym_file;
2160
2161         *header_size = sizeof(PDB_SYMBOLS_OLD);
2162     }
2163     else
2164     {
2165         /* New version of the symbols record header */
2166         *symbols = *(const PDB_SYMBOLS*)image;
2167         *header_size = sizeof(PDB_SYMBOLS);
2168     }
2169 }
2170
2171 static void pdb_convert_symbol_file(const PDB_SYMBOLS* symbols,
2172                                     PDB_SYMBOL_FILE_EX* sfile,
2173                                     unsigned* size, const void* image)
2174
2175 {
2176     if (symbols->version < 19970000)
2177     {
2178         const PDB_SYMBOL_FILE *sym_file = image;
2179         memset(sfile, 0, sizeof(*sfile));
2180         sfile->file        = sym_file->file;
2181         sfile->range.index = sym_file->range.index;
2182         sfile->symbol_size = sym_file->symbol_size;
2183         sfile->lineno_size = sym_file->lineno_size;
2184         *size = sizeof(PDB_SYMBOL_FILE) - 1;
2185     }
2186     else
2187     {
2188         memcpy(sfile, image, sizeof(PDB_SYMBOL_FILE_EX));
2189         *size = sizeof(PDB_SYMBOL_FILE_EX) - 1;
2190     }
2191 }
2192
2193 static HANDLE open_pdb_file(const struct process* pcs,
2194                             const struct pdb_lookup* lookup,
2195                             struct module* module)
2196 {
2197     HANDLE      h;
2198     char        dbg_file_path[MAX_PATH];
2199     BOOL        ret = FALSE;
2200
2201     switch (lookup->kind)
2202     {
2203     case PDB_JG:
2204         ret = path_find_symbol_file(pcs, lookup->filename, NULL, lookup->u.jg.timestamp,
2205                                     lookup->age, dbg_file_path, &module->module.PdbUnmatched);
2206         break;
2207     case PDB_DS:
2208         ret = path_find_symbol_file(pcs, lookup->filename, &lookup->u.ds.guid, 0,
2209                                     lookup->age, dbg_file_path, &module->module.PdbUnmatched);
2210         break;
2211     }
2212     if (!ret)
2213     {
2214         WARN("\tCouldn't find %s\n", lookup->filename);
2215         return NULL;
2216     }
2217     h = CreateFileA(dbg_file_path, GENERIC_READ, FILE_SHARE_READ, NULL,
2218                     OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
2219     TRACE("%s: %s returns %p\n", lookup->filename, dbg_file_path, h);
2220     return (h == INVALID_HANDLE_VALUE) ? NULL : h;
2221 }
2222
2223 static void pdb_process_types(const struct msc_debug_info* msc_dbg,
2224                               const char* image, const struct pdb_lookup* pdb_lookup)
2225 {
2226     BYTE*       types_image = NULL;
2227
2228     types_image = pdb_read_file(image, pdb_lookup, 2);
2229     if (types_image)
2230     {
2231         PDB_TYPES               types;
2232         struct codeview_type_parse      ctp;
2233         DWORD                   total;
2234         const BYTE*             ptr;
2235         DWORD*                  offset;
2236
2237         pdb_convert_types_header(&types, types_image);
2238
2239         /* Check for unknown versions */
2240         switch (types.version)
2241         {
2242         case 19950410:      /* VC 4.0 */
2243         case 19951122:
2244         case 19961031:      /* VC 5.0 / 6.0 */
2245         case 19990903:      /* VC 7.0 */
2246         case 20040203:      /* VC 8.0 */
2247             break;
2248         default:
2249             ERR("-Unknown type info version %d\n", types.version);
2250         }
2251
2252         ctp.module = msc_dbg->module;
2253         /* reconstruct the types offset...
2254          * FIXME: maybe it's present in the newest PDB_TYPES structures
2255          */
2256         total = types.last_index - types.first_index + 1;
2257         offset = HeapAlloc(GetProcessHeap(), 0, sizeof(DWORD) * total);
2258         ctp.table = ptr = types_image + types.type_offset;
2259         ctp.num = 0;
2260         while (ptr < ctp.table + types.type_size && ctp.num < total)
2261         {
2262             offset[ctp.num++] = ptr - ctp.table;
2263             ptr += ((const union codeview_type*)ptr)->generic.len + 2;
2264         }
2265         ctp.offset = offset;
2266
2267         /* Read type table */
2268         codeview_parse_type_table(&ctp);
2269         HeapFree(GetProcessHeap(), 0, offset);
2270         pdb_free(types_image);
2271     }
2272 }
2273
2274 static const char       PDB_JG_IDENT[] = "Microsoft C/C++ program database 2.00\r\n\032JG\0";
2275 static const char       PDB_DS_IDENT[] = "Microsoft C/C++ MSF 7.00\r\n\032DS\0";
2276
2277 /******************************************************************
2278  *              pdb_init
2279  *
2280  * Tries to load a pdb file
2281  * if do_fill is TRUE, then it just fills pdb_lookup with the information of the
2282  *      file
2283  * if do_fill is FALSE, then it just checks that the kind of PDB (stored in
2284  *      pdb_lookup) matches what's really in the file
2285  */
2286 static BOOL pdb_init(struct pdb_lookup* pdb_lookup, const char* image, BOOL do_fill)
2287 {
2288     BOOL        ret = TRUE;
2289
2290     /* check the file header, and if ok, load the TOC */
2291     TRACE("PDB(%s): %.40s\n", pdb_lookup->filename, debugstr_an(image, 40));
2292
2293     if (!memcmp(image, PDB_JG_IDENT, sizeof(PDB_JG_IDENT)))
2294     {
2295         const struct PDB_JG_HEADER* pdb = (const struct PDB_JG_HEADER*)image;
2296         struct PDB_JG_ROOT*         root;
2297
2298         pdb_lookup->u.jg.toc = pdb_jg_read(pdb, pdb->toc_block, pdb->toc.size);
2299         root = pdb_read_jg_file(pdb, pdb_lookup->u.jg.toc, 1);
2300         if (!root)
2301         {
2302             ERR("-Unable to get root from .PDB in %s\n", pdb_lookup->filename);
2303             return FALSE;
2304         }
2305         switch (root->Version)
2306         {
2307         case 19950623:      /* VC 4.0 */
2308         case 19950814:
2309         case 19960307:      /* VC 5.0 */
2310         case 19970604:      /* VC 6.0 */
2311             break;
2312         default:
2313             ERR("-Unknown root block version %d\n", root->Version);
2314         }
2315         if (do_fill)
2316         {
2317             pdb_lookup->kind = PDB_JG;
2318             pdb_lookup->u.jg.timestamp = root->TimeDateStamp;
2319             pdb_lookup->age = root->Age;
2320         }
2321         else if (pdb_lookup->kind != PDB_JG ||
2322                  pdb_lookup->u.jg.timestamp != root->TimeDateStamp ||
2323                  pdb_lookup->age != root->Age)
2324             ret = FALSE;
2325         TRACE("found JG/%c for %s: age=%x timestamp=%x\n",
2326               do_fill ? 'f' : '-', pdb_lookup->filename, root->Age,
2327               root->TimeDateStamp);
2328         pdb_free(root);
2329     }
2330     else if (!memcmp(image, PDB_DS_IDENT, sizeof(PDB_DS_IDENT)))
2331     {
2332         const struct PDB_DS_HEADER* pdb = (const struct PDB_DS_HEADER*)image;
2333         struct PDB_DS_ROOT*         root;
2334
2335         pdb_lookup->u.ds.toc =
2336             pdb_ds_read(pdb,
2337                         (const DWORD*)((const char*)pdb + pdb->toc_page * pdb->block_size),
2338                         pdb->toc_size);
2339         root = pdb_read_ds_file(pdb, pdb_lookup->u.ds.toc, 1);
2340         if (!root)
2341         {
2342             ERR("-Unable to get root from .PDB in %s\n", pdb_lookup->filename);
2343             return FALSE;
2344         }
2345         switch (root->Version)
2346         {
2347         case 20000404:
2348             break;
2349         default:
2350             ERR("-Unknown root block version %d\n", root->Version);
2351         }
2352         if (do_fill)
2353         {
2354             pdb_lookup->kind = PDB_DS;
2355             pdb_lookup->u.ds.guid = root->guid;
2356             pdb_lookup->age = root->Age;
2357         }
2358         else if (pdb_lookup->kind != PDB_DS ||
2359                  memcmp(&pdb_lookup->u.ds.guid, &root->guid, sizeof(GUID)) ||
2360                  pdb_lookup->age != root->Age)
2361             ret = FALSE;
2362         TRACE("found DS/%c for %s: age=%x guid=%s\n",
2363               do_fill ? 'f' : '-', pdb_lookup->filename, root->Age,
2364               debugstr_guid(&root->guid));
2365         pdb_free(root);
2366     }
2367
2368     if (0) /* some tool to dump the internal files from a PDB file */
2369     {
2370         int     i, num_files;
2371
2372         switch (pdb_lookup->kind)
2373         {
2374         case PDB_JG: num_files = pdb_lookup->u.jg.toc->num_files; break;
2375         case PDB_DS: num_files = pdb_lookup->u.ds.toc->num_files; break;
2376         }
2377
2378         for (i = 1; i < num_files; i++)
2379         {
2380             unsigned char* x = pdb_read_file(image, pdb_lookup, i);
2381             FIXME("********************** [%u]: size=%08x\n",
2382                   i, pdb_get_file_size(pdb_lookup, i));
2383             dump(x, pdb_get_file_size(pdb_lookup, i));
2384             pdb_free(x);
2385         }
2386     }
2387     return ret;
2388 }
2389
2390 static BOOL pdb_process_internal(const struct process* pcs,
2391                                  const struct msc_debug_info* msc_dbg,
2392                                  struct pdb_lookup* pdb_lookup,
2393                                  unsigned module_index);
2394
2395 static void pdb_process_symbol_imports(const struct process* pcs,
2396                                        const struct msc_debug_info* msc_dbg,
2397                                        const PDB_SYMBOLS* symbols,
2398                                        const void* symbols_image,
2399                                        const char* image,
2400                                        const struct pdb_lookup* pdb_lookup,
2401                                        unsigned module_index)
2402 {
2403     if (module_index == -1 && symbols && symbols->pdbimport_size)
2404     {
2405         const PDB_SYMBOL_IMPORT*imp;
2406         const void*             first;
2407         const void*             last;
2408         const char*             ptr;
2409         int                     i = 0;
2410
2411         imp = (const PDB_SYMBOL_IMPORT*)((const char*)symbols_image + sizeof(PDB_SYMBOLS) +
2412                                          symbols->module_size + symbols->offset_size +
2413                                          symbols->hash_size + symbols->srcmodule_size);
2414         first = imp;
2415         last = (const char*)imp + symbols->pdbimport_size;
2416         while (imp < (const PDB_SYMBOL_IMPORT*)last)
2417         {
2418             ptr = (const char*)imp + sizeof(*imp) + strlen(imp->filename);
2419             if (i >= CV_MAX_MODULES) FIXME("Out of bounds !!!\n");
2420             if (!strcasecmp(pdb_lookup->filename, imp->filename))
2421             {
2422                 if (module_index != -1) FIXME("Twice the entry\n");
2423                 else module_index = i;
2424             }
2425             else
2426             {
2427                 struct pdb_lookup       imp_pdb_lookup;
2428
2429                 /* FIXME: this is an import of a JG PDB file
2430                  * how's a DS PDB handled ?
2431                  */
2432                 imp_pdb_lookup.filename = imp->filename;
2433                 imp_pdb_lookup.kind = PDB_JG;
2434                 imp_pdb_lookup.u.jg.timestamp = imp->TimeDateStamp;
2435                 imp_pdb_lookup.age = imp->Age;
2436                 TRACE("got for %s: age=%u ts=%x\n",
2437                       imp->filename, imp->Age, imp->TimeDateStamp);
2438                 pdb_process_internal(pcs, msc_dbg, &imp_pdb_lookup, i);
2439             }
2440             i++;
2441             imp = (const PDB_SYMBOL_IMPORT*)((const char*)first + ((ptr - (const char*)first + strlen(ptr) + 1 + 3) & ~3));
2442         }
2443     }
2444     cv_current_module = &cv_zmodules[(module_index == -1) ? 0 : module_index];
2445     if (cv_current_module->allowed) FIXME("Already allowed ??\n");
2446     cv_current_module->allowed = TRUE;
2447     pdb_process_types(msc_dbg, image, pdb_lookup);
2448 }
2449
2450 static BOOL pdb_process_internal(const struct process* pcs,
2451                                  const struct msc_debug_info* msc_dbg,
2452                                  struct pdb_lookup* pdb_lookup,
2453                                  unsigned module_index)
2454 {
2455     BOOL        ret = FALSE;
2456     HANDLE      hFile, hMap = NULL;
2457     char*       image = NULL;
2458     BYTE*       symbols_image = NULL;
2459     char*       files_image = NULL;
2460     DWORD       files_size = 0;
2461
2462     TRACE("Processing PDB file %s\n", pdb_lookup->filename);
2463
2464     /* Open and map() .PDB file */
2465     if ((hFile = open_pdb_file(pcs, pdb_lookup, msc_dbg->module)) == NULL ||
2466         ((hMap = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL)) == NULL) ||
2467         ((image = MapViewOfFile(hMap, FILE_MAP_READ, 0, 0, 0)) == NULL))
2468     {
2469         WARN("Unable to open .PDB file: %s\n", pdb_lookup->filename);
2470         goto leave;
2471     }
2472     pdb_init(pdb_lookup, image, FALSE);
2473
2474     symbols_image = pdb_read_file(image, pdb_lookup, 3);
2475     if (symbols_image)
2476     {
2477         PDB_SYMBOLS symbols;
2478         BYTE*       globalimage;
2479         BYTE*       modimage;
2480         BYTE*       file;
2481         int         header_size = 0;
2482
2483         pdb_convert_symbols_header(&symbols, &header_size, symbols_image);
2484         switch (symbols.version)
2485         {
2486         case 0:            /* VC 4.0 */
2487         case 19960307:     /* VC 5.0 */
2488         case 19970606:     /* VC 6.0 */
2489         case 19990903:
2490             break;
2491         default:
2492             ERR("-Unknown symbol info version %d %08x\n",
2493                 symbols.version, symbols.version);
2494         }
2495
2496         files_image = pdb_read_file(image, pdb_lookup, 12);   /* FIXME: really fixed ??? */
2497         if (files_image)
2498         {
2499             if (*(const DWORD*)files_image == 0xeffeeffe)
2500             {
2501                 files_size = *(const DWORD*)(files_image + 8);
2502             }
2503             else
2504             {
2505                 WARN("wrong header %x expecting 0xeffeeffe\n", *(const DWORD*)files_image);
2506                 pdb_free(files_image);
2507                 files_image = NULL;
2508             }
2509         }
2510
2511         pdb_process_symbol_imports(pcs, msc_dbg, &symbols, symbols_image, image, pdb_lookup, module_index);
2512
2513         /* Read global symbol table */
2514         globalimage = pdb_read_file(image, pdb_lookup, symbols.gsym_file);
2515         if (globalimage)
2516         {
2517             codeview_snarf(msc_dbg, globalimage, 0,
2518                            pdb_get_file_size(pdb_lookup, symbols.gsym_file), FALSE);
2519         }
2520
2521         /* Read per-module symbols' tables */
2522         file = symbols_image + header_size;
2523         while (file - symbols_image < header_size + symbols.module_size)
2524         {
2525             PDB_SYMBOL_FILE_EX          sfile;
2526             const char*                 file_name;
2527             unsigned                    size;
2528
2529             HeapValidate(GetProcessHeap(), 0, NULL);
2530             pdb_convert_symbol_file(&symbols, &sfile, &size, file);
2531
2532             modimage = pdb_read_file(image, pdb_lookup, sfile.file);
2533             if (modimage)
2534             {
2535                 if (sfile.symbol_size)
2536                     codeview_snarf(msc_dbg, modimage, sizeof(DWORD),
2537                                    sfile.symbol_size, TRUE);
2538
2539                 if (sfile.lineno_size)
2540                     codeview_snarf_linetab(msc_dbg,
2541                                            modimage + sfile.symbol_size,
2542                                            sfile.lineno_size,
2543                                            pdb_lookup->kind == PDB_JG);
2544                 if (files_image)
2545                     codeview_snarf_linetab2(msc_dbg, modimage + sfile.symbol_size + sfile.lineno_size,
2546                                    pdb_get_file_size(pdb_lookup, sfile.file) - sfile.symbol_size - sfile.lineno_size,
2547                                    files_image + 12, files_size);
2548
2549                 pdb_free(modimage);
2550             }
2551             file_name = (const char*)file + size;
2552             file_name += strlen(file_name) + 1;
2553             file = (BYTE*)((DWORD_PTR)(file_name + strlen(file_name) + 1 + 3) & ~3);
2554         }
2555         /* finish the remaining public and global information */
2556         if (globalimage)
2557         {
2558             codeview_snarf_public(msc_dbg, globalimage, 0,
2559                                   pdb_get_file_size(pdb_lookup, symbols.gsym_file));
2560
2561             pdb_free(globalimage);
2562         }
2563     }
2564     else
2565         pdb_process_symbol_imports(pcs, msc_dbg, NULL, NULL, image, pdb_lookup,
2566                                    module_index);
2567     ret = TRUE;
2568
2569  leave:
2570     /* Cleanup */
2571     pdb_free(symbols_image);
2572     pdb_free(files_image);
2573     pdb_free_lookup(pdb_lookup);
2574
2575     if (image) UnmapViewOfFile(image);
2576     if (hMap) CloseHandle(hMap);
2577     if (hFile) CloseHandle(hFile);
2578
2579     return ret;
2580 }
2581
2582 static BOOL pdb_process_file(const struct process* pcs,
2583                              const struct msc_debug_info* msc_dbg,
2584                              struct pdb_lookup* pdb_lookup)
2585 {
2586     BOOL        ret;
2587
2588     memset(cv_zmodules, 0, sizeof(cv_zmodules));
2589     codeview_init_basic_types(msc_dbg->module);
2590     ret = pdb_process_internal(pcs, msc_dbg, pdb_lookup, -1);
2591     codeview_clear_type_table();
2592     if (ret)
2593     {
2594         msc_dbg->module->module.SymType = SymCv;
2595         if (pdb_lookup->kind == PDB_JG)
2596             msc_dbg->module->module.PdbSig = pdb_lookup->u.jg.timestamp;
2597         else
2598             msc_dbg->module->module.PdbSig70 = pdb_lookup->u.ds.guid;
2599         msc_dbg->module->module.PdbAge = pdb_lookup->age;
2600         MultiByteToWideChar(CP_ACP, 0, pdb_lookup->filename, -1,
2601                             msc_dbg->module->module.LoadedPdbName,
2602                             sizeof(msc_dbg->module->module.LoadedPdbName) / sizeof(WCHAR));
2603         /* FIXME: we could have a finer grain here */
2604         msc_dbg->module->module.LineNumbers = TRUE;
2605         msc_dbg->module->module.GlobalSymbols = TRUE;
2606         msc_dbg->module->module.TypeInfo = TRUE;
2607         msc_dbg->module->module.SourceIndexed = TRUE;
2608         msc_dbg->module->module.Publics = TRUE;
2609     }
2610     return ret;
2611 }
2612
2613 BOOL pdb_fetch_file_info(struct pdb_lookup* pdb_lookup)
2614 {
2615     HANDLE              hFile, hMap = NULL;
2616     char*               image = NULL;
2617     BOOL                ret = TRUE;
2618
2619     if ((hFile = CreateFileA(pdb_lookup->filename, GENERIC_READ, FILE_SHARE_READ, NULL,
2620                              OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL)) == INVALID_HANDLE_VALUE ||
2621         ((hMap = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL)) == NULL) ||
2622         ((image = MapViewOfFile(hMap, FILE_MAP_READ, 0, 0, 0)) == NULL))
2623     {
2624         WARN("Unable to open .PDB file: %s\n", pdb_lookup->filename);
2625         ret = FALSE;
2626     }
2627     else
2628     {
2629         pdb_init(pdb_lookup, image, TRUE);
2630         pdb_free_lookup(pdb_lookup);
2631     }
2632
2633     if (image) UnmapViewOfFile(image);
2634     if (hMap) CloseHandle(hMap);
2635     if (hFile != INVALID_HANDLE_VALUE) CloseHandle(hFile);
2636
2637     return ret;
2638 }
2639
2640 /*========================================================================
2641  * Process CodeView debug information.
2642  */
2643
2644 #define MAKESIG(a,b,c,d)        ((a) | ((b) << 8) | ((c) << 16) | ((d) << 24))
2645 #define CODEVIEW_NB09_SIG       MAKESIG('N','B','0','9')
2646 #define CODEVIEW_NB10_SIG       MAKESIG('N','B','1','0')
2647 #define CODEVIEW_NB11_SIG       MAKESIG('N','B','1','1')
2648 #define CODEVIEW_RSDS_SIG       MAKESIG('R','S','D','S')
2649
2650 static BOOL codeview_process_info(const struct process* pcs,
2651                                   const struct msc_debug_info* msc_dbg)
2652 {
2653     const DWORD*                signature = (const DWORD*)msc_dbg->root;
2654     BOOL                        ret = FALSE;
2655     struct pdb_lookup           pdb_lookup;
2656
2657     TRACE("Processing signature %.4s\n", (const char*)signature);
2658
2659     switch (*signature)
2660     {
2661     case CODEVIEW_NB09_SIG:
2662     case CODEVIEW_NB11_SIG:
2663     {
2664         const OMFSignature*     cv = (const OMFSignature*)msc_dbg->root;
2665         const OMFDirHeader*     hdr = (const OMFDirHeader*)(msc_dbg->root + cv->filepos);
2666         const OMFDirEntry*      ent;
2667         const OMFDirEntry*      prev;
2668         const OMFDirEntry*      next;
2669         unsigned int                    i;
2670
2671         codeview_init_basic_types(msc_dbg->module);
2672
2673         for (i = 0; i < hdr->cDir; i++)
2674         {
2675             ent = (const OMFDirEntry*)((const BYTE*)hdr + hdr->cbDirHeader + i * hdr->cbDirEntry);
2676             if (ent->SubSection == sstGlobalTypes)
2677             {
2678                 const OMFGlobalTypes*           types;
2679                 struct codeview_type_parse      ctp;
2680
2681                 types = (const OMFGlobalTypes*)(msc_dbg->root + ent->lfo);
2682                 ctp.module = msc_dbg->module;
2683                 ctp.offset = (const DWORD*)(types + 1);
2684                 ctp.num    = types->cTypes;
2685                 ctp.table  = (const BYTE*)(ctp.offset + types->cTypes);
2686
2687                 cv_current_module = &cv_zmodules[0];
2688                 if (cv_current_module->allowed) FIXME("Already allowed ??\n");
2689                 cv_current_module->allowed = TRUE;
2690
2691                 codeview_parse_type_table(&ctp);
2692                 break;
2693             }
2694         }
2695
2696         ent = (const OMFDirEntry*)((const BYTE*)hdr + hdr->cbDirHeader);
2697         for (i = 0; i < hdr->cDir; i++, ent = next)
2698         {
2699             next = (i == hdr->cDir-1) ? NULL :
2700                    (const OMFDirEntry*)((const BYTE*)ent + hdr->cbDirEntry);
2701             prev = (i == 0) ? NULL :
2702                    (const OMFDirEntry*)((const BYTE*)ent - hdr->cbDirEntry);
2703
2704             if (ent->SubSection == sstAlignSym)
2705             {
2706                 codeview_snarf(msc_dbg, msc_dbg->root + ent->lfo, sizeof(DWORD),
2707                                ent->cb, TRUE);
2708
2709                 /*
2710                  * Check the next and previous entry.  If either is a
2711                  * sstSrcModule, it contains the line number info for
2712                  * this file.
2713                  *
2714                  * FIXME: This is not a general solution!
2715                  */
2716                 if (next && next->iMod == ent->iMod && next->SubSection == sstSrcModule)
2717                     codeview_snarf_linetab(msc_dbg, msc_dbg->root + next->lfo,
2718                                            next->cb, TRUE);
2719
2720                 if (prev && prev->iMod == ent->iMod && prev->SubSection == sstSrcModule)
2721                     codeview_snarf_linetab(msc_dbg, msc_dbg->root + prev->lfo,
2722                                            prev->cb, TRUE);
2723
2724             }
2725         }
2726
2727         msc_dbg->module->module.SymType = SymCv;
2728         /* FIXME: we could have a finer grain here */
2729         msc_dbg->module->module.LineNumbers = TRUE;
2730         msc_dbg->module->module.GlobalSymbols = TRUE;
2731         msc_dbg->module->module.TypeInfo = TRUE;
2732         msc_dbg->module->module.SourceIndexed = TRUE;
2733         msc_dbg->module->module.Publics = TRUE;
2734         codeview_clear_type_table();
2735         ret = TRUE;
2736         break;
2737     }
2738
2739     case CODEVIEW_NB10_SIG:
2740     {
2741         const CODEVIEW_PDB_DATA* pdb = (const CODEVIEW_PDB_DATA*)msc_dbg->root;
2742         pdb_lookup.filename = pdb->name;
2743         pdb_lookup.kind = PDB_JG;
2744         pdb_lookup.u.jg.timestamp = pdb->timestamp;
2745         pdb_lookup.u.jg.toc = NULL;
2746         pdb_lookup.age = pdb->age;
2747         ret = pdb_process_file(pcs, msc_dbg, &pdb_lookup);
2748         break;
2749     }
2750     case CODEVIEW_RSDS_SIG:
2751     {
2752         const OMFSignatureRSDS* rsds = (const OMFSignatureRSDS*)msc_dbg->root;
2753
2754         TRACE("Got RSDS type of PDB file: guid=%s age=%08x name=%s\n",
2755               wine_dbgstr_guid(&rsds->guid), rsds->age, rsds->name);
2756         pdb_lookup.filename = rsds->name;
2757         pdb_lookup.kind = PDB_DS;
2758         pdb_lookup.u.ds.guid = rsds->guid;
2759         pdb_lookup.u.ds.toc = NULL;
2760         pdb_lookup.age = rsds->age;
2761         ret = pdb_process_file(pcs, msc_dbg, &pdb_lookup);
2762         break;
2763     }
2764     default:
2765         ERR("Unknown CODEVIEW signature %08x in module %s\n",
2766             *signature, debugstr_w(msc_dbg->module->module.ModuleName));
2767         break;
2768     }
2769     if (ret)
2770     {
2771         msc_dbg->module->module.CVSig = *signature;
2772         memcpy(msc_dbg->module->module.CVData, msc_dbg->root,
2773                sizeof(msc_dbg->module->module.CVData));
2774     }
2775     return ret;
2776 }
2777
2778 /*========================================================================
2779  * Process debug directory.
2780  */
2781 BOOL pe_load_debug_directory(const struct process* pcs, struct module* module,
2782                              const BYTE* mapping,
2783                              const IMAGE_SECTION_HEADER* sectp, DWORD nsect,
2784                              const IMAGE_DEBUG_DIRECTORY* dbg, int nDbg)
2785 {
2786     BOOL                        ret;
2787     int                         i;
2788     struct msc_debug_info       msc_dbg;
2789
2790     msc_dbg.module = module;
2791     msc_dbg.nsect  = nsect;
2792     msc_dbg.sectp  = sectp;
2793     msc_dbg.nomap  = 0;
2794     msc_dbg.omapp  = NULL;
2795
2796     __TRY
2797     {
2798         ret = FALSE;
2799
2800         /* First, watch out for OMAP data */
2801         for (i = 0; i < nDbg; i++)
2802         {
2803             if (dbg[i].Type == IMAGE_DEBUG_TYPE_OMAP_FROM_SRC)
2804             {
2805                 msc_dbg.nomap = dbg[i].SizeOfData / sizeof(OMAP_DATA);
2806                 msc_dbg.omapp = (const OMAP_DATA*)(mapping + dbg[i].PointerToRawData);
2807                 break;
2808             }
2809         }
2810
2811         /* Now, try to parse CodeView debug info */
2812         for (i = 0; i < nDbg; i++)
2813         {
2814             if (dbg[i].Type == IMAGE_DEBUG_TYPE_CODEVIEW)
2815             {
2816                 msc_dbg.root = mapping + dbg[i].PointerToRawData;
2817                 if ((ret = codeview_process_info(pcs, &msc_dbg))) goto done;
2818             }
2819         }
2820
2821         /* If not found, try to parse COFF debug info */
2822         for (i = 0; i < nDbg; i++)
2823         {
2824             if (dbg[i].Type == IMAGE_DEBUG_TYPE_COFF)
2825             {
2826                 msc_dbg.root = mapping + dbg[i].PointerToRawData;
2827                 if ((ret = coff_process_info(&msc_dbg))) goto done;
2828             }
2829         }
2830     done:
2831          /* FIXME: this should be supported... this is the debug information for
2832           * functions compiled without a frame pointer (FPO = frame pointer omission)
2833           * the associated data helps finding out the relevant information
2834           */
2835         for (i = 0; i < nDbg; i++)
2836             if (dbg[i].Type == IMAGE_DEBUG_TYPE_FPO)
2837                 FIXME("This guy has FPO information\n");
2838 #if 0
2839
2840 #define FRAME_FPO   0
2841 #define FRAME_TRAP  1
2842 #define FRAME_TSS   2
2843
2844 typedef struct _FPO_DATA
2845 {
2846         DWORD       ulOffStart;            /* offset 1st byte of function code */
2847         DWORD       cbProcSize;            /* # bytes in function */
2848         DWORD       cdwLocals;             /* # bytes in locals/4 */
2849         WORD        cdwParams;             /* # bytes in params/4 */
2850
2851         WORD        cbProlog : 8;          /* # bytes in prolog */
2852         WORD        cbRegs   : 3;          /* # regs saved */
2853         WORD        fHasSEH  : 1;          /* TRUE if SEH in func */
2854         WORD        fUseBP   : 1;          /* TRUE if EBP has been allocated */
2855         WORD        reserved : 1;          /* reserved for future use */
2856         WORD        cbFrame  : 2;          /* frame type */
2857 } FPO_DATA;
2858 #endif
2859
2860     }
2861     __EXCEPT_PAGE_FAULT
2862     {
2863         ERR("Got a page fault while loading symbols\n");
2864         ret = FALSE;
2865     }
2866     __ENDTRY
2867     return ret;
2868 }