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) 2004-2006, 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 #include "config.h"
  36 #include "wine/port.h"
  37
  38 #include <assert.h>
  39 #include <stdio.h>
  40 #include <stdlib.h>
  41
  42 #include <string.h>
  43 #ifdef HAVE_UNISTD_H
  44 # include <unistd.h>
  45 #endif
  46 #ifndef PATH_MAX
  47 #define PATH_MAX MAX_PATH
  48 #endif
  49 #include <stdarg.h>
  50 #include "windef.h"
  51 #include "winbase.h"
  52 #include "winreg.h"
  53 #include "winternl.h"
  54
  55 #include "wine/exception.h"
  56 #include "wine/debug.h"
  57 #include "excpt.h"
  58 #include "dbghelp_private.h"
  59 #include "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     int         i, j;
  72     char        msg[128];
  73     const char* hexof = "0123456789abcdef";
  74     const BYTE* x = (const BYTE*)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       0x0480
  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     /*
 117      * These are the common builtin types that are used by VC++.
 118      */
 119     cv_basic_types[T_NOTYPE] = NULL;
 120     cv_basic_types[T_ABS]    = NULL;
 121     cv_basic_types[T_VOID]   = &symt_new_basic(module, btVoid,  "void", 0)->symt;
 122     cv_basic_types[T_CHAR]   = &symt_new_basic(module, btChar,  "char", 1)->symt;
 123     cv_basic_types[T_SHORT]  = &symt_new_basic(module, btInt,   "short int", 2)->symt;
 124     cv_basic_types[T_LONG]   = &symt_new_basic(module, btInt,   "long int", 4)->symt;
 125     cv_basic_types[T_QUAD]   = &symt_new_basic(module, btInt,   "long long int", 8)->symt;
 126     cv_basic_types[T_UCHAR]  = &symt_new_basic(module, btUInt,  "unsigned char", 1)->symt;
 127     cv_basic_types[T_USHORT] = &symt_new_basic(module, btUInt,  "unsigned short", 2)->symt;
 128     cv_basic_types[T_ULONG]  = &symt_new_basic(module, btUInt,  "unsigned long", 4)->symt;
 129     cv_basic_types[T_UQUAD]  = &symt_new_basic(module, btUInt,  "unsigned long long", 8)->symt;
 130     cv_basic_types[T_REAL32] = &symt_new_basic(module, btFloat, "float", 4)->symt;
 131     cv_basic_types[T_REAL64] = &symt_new_basic(module, btFloat, "double", 8)->symt;
 132     cv_basic_types[T_RCHAR]  = &symt_new_basic(module, btInt,   "signed char", 1)->symt;
 133     cv_basic_types[T_WCHAR]  = &symt_new_basic(module, btWChar, "wchar_t", 2)->symt;
 134     cv_basic_types[T_INT4]   = &symt_new_basic(module, btInt,   "INT4", 4)->symt;
 135     cv_basic_types[T_UINT4]  = &symt_new_basic(module, btUInt,  "UINT4", 4)->symt;
 136
 137     cv_basic_types[T_32PVOID]   = &symt_new_pointer(module, cv_basic_types[T_VOID])->symt;
 138     cv_basic_types[T_32PCHAR]   = &symt_new_pointer(module, cv_basic_types[T_CHAR])->symt;
 139     cv_basic_types[T_32PSHORT]  = &symt_new_pointer(module, cv_basic_types[T_SHORT])->symt;
 140     cv_basic_types[T_32PLONG]   = &symt_new_pointer(module, cv_basic_types[T_LONG])->symt;
 141     cv_basic_types[T_32PQUAD]   = &symt_new_pointer(module, cv_basic_types[T_QUAD])->symt;
 142     cv_basic_types[T_32PUCHAR]  = &symt_new_pointer(module, cv_basic_types[T_UCHAR])->symt;
 143     cv_basic_types[T_32PUSHORT] = &symt_new_pointer(module, cv_basic_types[T_USHORT])->symt;
 144     cv_basic_types[T_32PULONG]  = &symt_new_pointer(module, cv_basic_types[T_ULONG])->symt;
 145     cv_basic_types[T_32PUQUAD]  = &symt_new_pointer(module, cv_basic_types[T_UQUAD])->symt;
 146     cv_basic_types[T_32PREAL32] = &symt_new_pointer(module, cv_basic_types[T_REAL32])->symt;
 147     cv_basic_types[T_32PREAL64] = &symt_new_pointer(module, cv_basic_types[T_REAL64])->symt;
 148     cv_basic_types[T_32PRCHAR]  = &symt_new_pointer(module, cv_basic_types[T_RCHAR])->symt;
 149     cv_basic_types[T_32PWCHAR]  = &symt_new_pointer(module, cv_basic_types[T_WCHAR])->symt;
 150     cv_basic_types[T_32PINT4]   = &symt_new_pointer(module, cv_basic_types[T_INT4])->symt;
 151     cv_basic_types[T_32PUINT4]  = &symt_new_pointer(module, cv_basic_types[T_UINT4])->symt;
 152 }
 153
 154 static int numeric_leaf(int* value, const unsigned short int* leaf)
 155 {
 156     unsigned short int type = *leaf++;
 157     int length = 2;
 158
 159     if (type < LF_NUMERIC)
 160     {
 161         *value = type;
 162     }
 163     else
 164     {
 165         switch (type)
 166         {
 167         case LF_CHAR:
 168             length += 1;
 169             *value = *(const char*)leaf;
 170             break;
 171
 172         case LF_SHORT:
 173             length += 2;
 174             *value = *(const short*)leaf;
 175             break;
 176
 177         case LF_USHORT:
 178             length += 2;
 179             *value = *(const unsigned short*)leaf;
 180             break;
 181
 182         case LF_LONG:
 183             length += 4;
 184             *value = *(const int*)leaf;
 185             break;
 186
 187         case LF_ULONG:
 188             length += 4;
 189             *value = *(const unsigned int*)leaf;
 190             break;
 191
 192         case LF_QUADWORD:
 193         case LF_UQUADWORD:
 194             FIXME("Unsupported numeric leaf type %04x\n", type);
 195             length += 8;
 196             *value = 0;    /* FIXME */
 197             break;
 198
 199         case LF_REAL32:
 200             FIXME("Unsupported numeric leaf type %04x\n", type);
 201             length += 4;
 202             *value = 0;    /* FIXME */
 203             break;
 204
 205         case LF_REAL48:
 206             FIXME("Unsupported numeric leaf type %04x\n", type);
 207             length += 6;
 208             *value = 0;    /* FIXME */
 209             break;
 210
 211         case LF_REAL64:
 212             FIXME("Unsupported numeric leaf type %04x\n", type);
 213             length += 8;
 214             *value = 0;    /* FIXME */
 215             break;
 216
 217         case LF_REAL80:
 218             FIXME("Unsupported numeric leaf type %04x\n", type);
 219             length += 10;
 220             *value = 0;    /* FIXME */
 221             break;
 222
 223         case LF_REAL128:
 224             FIXME("Unsupported numeric leaf type %04x\n", type);
 225             length += 16;
 226             *value = 0;    /* FIXME */
 227             break;
 228
 229         case LF_COMPLEX32:
 230             FIXME("Unsupported numeric leaf type %04x\n", type);
 231             length += 4;
 232             *value = 0;    /* FIXME */
 233             break;
 234
 235         case LF_COMPLEX64:
 236             FIXME("Unsupported numeric leaf type %04x\n", type);
 237             length += 8;
 238             *value = 0;    /* FIXME */
 239             break;
 240
 241         case LF_COMPLEX80:
 242             FIXME("Unsupported numeric leaf type %04x\n", type);
 243             length += 10;
 244             *value = 0;    /* FIXME */
 245             break;
 246
 247         case LF_COMPLEX128:
 248             FIXME("Unsupported numeric leaf type %04x\n", type);
 249             length += 16;
 250             *value = 0;    /* FIXME */
 251             break;
 252
 253         case LF_VARSTRING:
 254             FIXME("Unsupported numeric leaf type %04x\n", type);
 255             length += 2 + *leaf;
 256             *value = 0;    /* FIXME */
 257             break;
 258
 259         default:
 260             FIXME("Unknown numeric leaf type %04x\n", type);
 261             *value = 0;
 262             break;
 263         }
 264     }
 265
 266     return length;
 267 }
 268
 269 /* convert a pascal string (as stored in debug information) into
 270  * a C string (null terminated).
 271  */
 272 static const char* terminate_string(const struct p_string* p_name)
 273 {
 274     static char symname[256];
 275
 276     memcpy(symname, p_name->name, p_name->namelen);
 277     symname[p_name->namelen] = '\0';
 278
 279     return (!*symname || strcmp(symname, "__unnamed") == 0) ? NULL : symname;
 280 }
 281
 282 static struct symt*  codeview_get_type(unsigned int typeno, BOOL quiet)
 283 {
 284     struct symt*        symt = NULL;
 285
 286     /*
 287      * Convert Codeview type numbers into something we can grok internally.
 288      * Numbers < FIRST_DEFINABLE_TYPE are all fixed builtin types.
 289      * Numbers from FIRST_DEFINABLE_TYPE and up are all user defined (structs, etc).
 290      */
 291     if (typeno < FIRST_DEFINABLE_TYPE)
 292     {
 293         if (typeno < MAX_BUILTIN_TYPES)
 294             symt = cv_basic_types[typeno];
 295     }
 296     else
 297     {
 298         unsigned        mod_index = typeno >> 24;
 299         unsigned        mod_typeno = typeno & 0x00FFFFFF;
 300         struct cv_defined_module*       mod;
 301
 302         mod = (mod_index == 0) ? cv_current_module : &cv_zmodules[mod_index];
 303
 304         if (mod_index >= CV_MAX_MODULES || !mod->allowed)
 305             FIXME("Module of index %d isn't loaded yet (%x)\n", mod_index, typeno);
 306         else
 307         {
 308             if (mod_typeno - FIRST_DEFINABLE_TYPE < mod->num_defined_types)
 309                 symt = mod->defined_types[mod_typeno - FIRST_DEFINABLE_TYPE];
 310         }
 311     }
 312     if (!quiet && !symt && typeno) FIXME("Returning NULL symt for type-id %x\n", typeno);
 313     return symt;
 314 }
 315
 316 struct codeview_type_parse
 317 {
 318     struct module*      module;
 319     const BYTE*         table;
 320     const DWORD*        offset;
 321     DWORD               num;
 322 };
 323
 324 static inline const void* codeview_jump_to_type(struct codeview_type_parse* ctp, DWORD idx)
 325 {
 326     if (idx < FIRST_DEFINABLE_TYPE) return NULL;
 327     idx -= FIRST_DEFINABLE_TYPE;
 328     return (idx >= ctp->num) ? NULL : (ctp->table + ctp->offset[idx]);
 329 }
 330
 331 static int codeview_add_type(unsigned int typeno, struct symt* dt)
 332 {
 333     if (typeno < FIRST_DEFINABLE_TYPE)
 334         FIXME("What the heck\n");
 335     if (!cv_current_module)
 336     {
 337         FIXME("Adding %x to non allowed module\n", typeno);
 338         return FALSE;
 339     }
 340     if ((typeno >> 24) != 0)
 341         FIXME("No module index while inserting type-id assumption is wrong %x\n",
 342               typeno);
 343     while (typeno - FIRST_DEFINABLE_TYPE >= cv_current_module->num_defined_types)
 344     {
 345         cv_current_module->num_defined_types += 0x100;
 346         if (cv_current_module->defined_types)
 347             cv_current_module->defined_types = (struct symt**)
 348                 HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 349                             cv_current_module->defined_types,
 350                             cv_current_module->num_defined_types * sizeof(struct symt*));
 351         else
 352             cv_current_module->defined_types = (struct symt**)
 353                 HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 354                           cv_current_module->num_defined_types * sizeof(struct symt*));
 355
 356         if (cv_current_module->defined_types == NULL) return FALSE;
 357     }
 358     if (cv_current_module->defined_types[typeno - FIRST_DEFINABLE_TYPE])
 359     {
 360         if (cv_current_module->defined_types[typeno - FIRST_DEFINABLE_TYPE] != dt)
 361             FIXME("Overwritting at %x\n", typeno);
 362     }
 363     cv_current_module->defined_types[typeno - FIRST_DEFINABLE_TYPE] = dt;
 364     return TRUE;
 365 }
 366
 367 static void codeview_clear_type_table(void)
 368 {
 369     int i;
 370
 371     for (i = 0; i < CV_MAX_MODULES; i++)
 372     {
 373         if (cv_zmodules[i].allowed)
 374             HeapFree(GetProcessHeap(), 0, cv_zmodules[i].defined_types);
 375         cv_zmodules[i].allowed = FALSE;
 376         cv_zmodules[i].defined_types = NULL;
 377         cv_zmodules[i].num_defined_types = 0;
 378     }
 379     cv_current_module = NULL;
 380 }
 381
 382 static struct symt* codeview_parse_one_type(struct codeview_type_parse* ctp,
 383                                             unsigned curr_type,
 384                                             const union codeview_type* type, BOOL details);
 385
 386 static void* codeview_cast_symt(struct symt* symt, enum SymTagEnum tag)
 387 {
 388     if (symt->tag != tag)
 389     {
 390         FIXME("Bad tag. Expected %d, but got %d\n", tag, symt->tag);
 391         return NULL;
 392     }
 393     return symt;
 394 }
 395
 396 static struct symt* codeview_fetch_type(struct codeview_type_parse* ctp,
 397                                         unsigned typeno)
 398 {
 399     struct symt*                symt;
 400     const union codeview_type*  p;
 401
 402     if (!typeno) return NULL;
 403     if ((symt = codeview_get_type(typeno, TRUE))) return symt;
 404
 405     /* forward declaration */
 406     if (!(p = codeview_jump_to_type(ctp, typeno)))
 407     {
 408         FIXME("Cannot locate type %x\n", typeno);
 409         return NULL;
 410     }
 411     symt = codeview_parse_one_type(ctp, typeno, p, FALSE);
 412     if (!symt) FIXME("Couldn't load forward type %x\n", typeno);
 413     return symt;
 414 }
 415
 416 static struct symt* codeview_add_type_pointer(struct codeview_type_parse* ctp,
 417                                               struct symt* existing,
 418                                               unsigned int pointee_type)
 419 {
 420     struct symt* pointee;
 421
 422     if (existing)
 423     {
 424         existing = codeview_cast_symt(existing, SymTagPointerType);
 425         return existing;
 426     }
 427     pointee = codeview_fetch_type(ctp, pointee_type);
 428     return &symt_new_pointer(ctp->module, pointee)->symt;
 429 }
 430
 431 static struct symt* codeview_add_type_array(struct codeview_type_parse* ctp,
 432                                             const char* name,
 433                                             unsigned int elemtype,
 434                                             unsigned int indextype,
 435                                             unsigned int arr_len)
 436 {
 437     struct symt*        elem = codeview_fetch_type(ctp, elemtype);
 438     struct symt*        index = codeview_fetch_type(ctp, indextype);
 439     DWORD               arr_max = 0;
 440
 441     if (elem)
 442     {
 443         DWORD64 elem_size;
 444         symt_get_info(elem, TI_GET_LENGTH, &elem_size);
 445         if (elem_size) arr_max = arr_len / (DWORD)elem_size;
 446     }
 447     return &symt_new_array(ctp->module, 0, arr_max, elem, index)->symt;
 448 }
 449
 450 static int codeview_add_type_enum_field_list(struct module* module,
 451                                              struct symt_enum* symt,
 452                                              const union codeview_reftype* ref_type)
 453 {
 454     const unsigned char*                ptr = ref_type->fieldlist.list;
 455     const unsigned char*                last = (const BYTE*)ref_type + ref_type->generic.len + 2;
 456     const union codeview_fieldtype*     type;
 457
 458     while (ptr < last)
 459     {
 460         if (*ptr >= 0xf0)       /* LF_PAD... */
 461         {
 462             ptr += *ptr & 0x0f;
 463             continue;
 464         }
 465
 466         type = (const union codeview_fieldtype*)ptr;
 467
 468         switch (type->generic.id)
 469         {
 470         case LF_ENUMERATE_V1:
 471         {
 472             int value, vlen = numeric_leaf(&value, &type->enumerate_v1.value);
 473             const struct p_string* p_name = (const struct p_string*)((const unsigned char*)&type->enumerate_v1.value + vlen);
 474
 475             symt_add_enum_element(module, symt, terminate_string(p_name), value);
 476             ptr += 2 + 2 + vlen + (1 + p_name->namelen);
 477             break;
 478         }
 479         case LF_ENUMERATE_V3:
 480         {
 481             int value, vlen = numeric_leaf(&value, &type->enumerate_v3.value);
 482             const char* name = (const char*)&type->enumerate_v3.value + vlen;
 483
 484             symt_add_enum_element(module, symt, name, value);
 485             ptr += 2 + 2 + vlen + (1 + strlen(name));
 486             break;
 487         }
 488
 489         default:
 490             FIXME("Unsupported type %04x in ENUM field list\n", type->generic.id);
 491             return FALSE;
 492         }
 493     }
 494     return TRUE;
 495 }
 496
 497 static void codeview_add_udt_element(struct codeview_type_parse* ctp,
 498                                      struct symt_udt* symt, const char* name,
 499                                      int value, unsigned type)
 500 {
 501     struct symt*                subtype;
 502     const union codeview_reftype*cv_type;
 503
 504     if ((cv_type = codeview_jump_to_type(ctp, type)))
 505     {
 506         switch (cv_type->generic.id)
 507         {
 508         case LF_BITFIELD_V1:
 509             symt_add_udt_element(ctp->module, symt, name,
 510                                  codeview_fetch_type(ctp, cv_type->bitfield_v1.type),
 511                                  cv_type->bitfield_v1.bitoff,
 512                                  cv_type->bitfield_v1.nbits);
 513             return;
 514         case LF_BITFIELD_V2:
 515             symt_add_udt_element(ctp->module, symt, name,
 516                                  codeview_fetch_type(ctp, cv_type->bitfield_v2.type),
 517                                  cv_type->bitfield_v2.bitoff,
 518                                  cv_type->bitfield_v2.nbits);
 519             return;
 520         }
 521     }
 522     subtype = codeview_fetch_type(ctp, type);
 523
 524     if (subtype)
 525     {
 526         DWORD64 elem_size = 0;
 527         symt_get_info(subtype, TI_GET_LENGTH, &elem_size);
 528         symt_add_udt_element(ctp->module, symt, name, subtype,
 529                              value << 3, (DWORD)elem_size << 3);
 530     }
 531 }
 532
 533 static int codeview_add_type_struct_field_list(struct codeview_type_parse* ctp,
 534                                                struct symt_udt* symt,
 535                                                unsigned fieldlistno)
 536 {
 537     const unsigned char*        ptr;
 538     const unsigned char*        last;
 539     int                         value, leaf_len;
 540     const struct p_string*      p_name;
 541     const char*                 c_name;
 542     const union codeview_reftype*type_ref;
 543     const union codeview_fieldtype* type;
 544
 545     if (!fieldlistno) return TRUE;
 546     type_ref = codeview_jump_to_type(ctp, fieldlistno);
 547     ptr = type_ref->fieldlist.list;
 548     last = (const BYTE*)type_ref + type_ref->generic.len + 2;
 549
 550     while (ptr < last)
 551     {
 552         if (*ptr >= 0xf0)       /* LF_PAD... */
 553         {
 554             ptr += *ptr & 0x0f;
 555             continue;
 556         }
 557
 558         type = (const union codeview_fieldtype*)ptr;
 559
 560         switch (type->generic.id)
 561         {
 562         case LF_BCLASS_V1:
 563             leaf_len = numeric_leaf(&value, &type->bclass_v1.offset);
 564
 565             /* FIXME: ignored for now */
 566
 567             ptr += 2 + 2 + 2 + leaf_len;
 568             break;
 569
 570         case LF_BCLASS_V2:
 571             leaf_len = numeric_leaf(&value, &type->bclass_v2.offset);
 572
 573             /* FIXME: ignored for now */
 574
 575             ptr += 2 + 2 + 4 + leaf_len;
 576             break;
 577
 578         case LF_VBCLASS_V1:
 579         case LF_IVBCLASS_V1:
 580             {
 581                 const unsigned short int* p_vboff;
 582                 int vpoff, vplen;
 583                 leaf_len = numeric_leaf(&value, &type->vbclass_v1.vbpoff);
 584                 p_vboff = (const unsigned short int*)((const char*)&type->vbclass_v1.vbpoff + leaf_len);
 585                 vplen = numeric_leaf(&vpoff, p_vboff);
 586
 587                 /* FIXME: ignored for now */
 588
 589                 ptr += 2 + 2 + 2 + 2 + leaf_len + vplen;
 590             }
 591             break;
 592
 593         case LF_VBCLASS_V2:
 594         case LF_IVBCLASS_V2:
 595             {
 596                 const unsigned short int* p_vboff;
 597                 int vpoff, vplen;
 598                 leaf_len = numeric_leaf(&value, &type->vbclass_v2.vbpoff);
 599                 p_vboff = (const unsigned short int*)((const char*)&type->vbclass_v2.vbpoff + leaf_len);
 600                 vplen = numeric_leaf(&vpoff, p_vboff);
 601
 602                 /* FIXME: ignored for now */
 603
 604                 ptr += 2 + 2 + 4 + 4 + leaf_len + vplen;
 605             }
 606             break;
 607
 608         case LF_MEMBER_V1:
 609             leaf_len = numeric_leaf(&value, &type->member_v1.offset);
 610             p_name = (const struct p_string*)((const char*)&type->member_v1.offset + leaf_len);
 611
 612             codeview_add_udt_element(ctp, symt, terminate_string(p_name), value,
 613                                      type->member_v1.type);
 614
 615             ptr += 2 + 2 + 2 + leaf_len + (1 + p_name->namelen);
 616             break;
 617
 618         case LF_MEMBER_V2:
 619             leaf_len = numeric_leaf(&value, &type->member_v2.offset);
 620             p_name = (const struct p_string*)((const unsigned char*)&type->member_v2.offset + leaf_len);
 621
 622             codeview_add_udt_element(ctp, symt, terminate_string(p_name), value,
 623                                      type->member_v2.type);
 624
 625             ptr += 2 + 2 + 4 + leaf_len + (1 + p_name->namelen);
 626             break;
 627
 628         case LF_MEMBER_V3:
 629             leaf_len = numeric_leaf(&value, &type->member_v3.offset);
 630             c_name = (const char*)&type->member_v3.offset + leaf_len;
 631
 632             codeview_add_udt_element(ctp, symt, c_name, value, type->member_v3.type);
 633
 634             ptr += 2 + 2 + 4 + leaf_len + (strlen(c_name) + 1);
 635             break;
 636
 637         case LF_STMEMBER_V1:
 638             /* FIXME: ignored for now */
 639             ptr += 2 + 2 + 2 + (1 + type->stmember_v1.p_name.namelen);
 640             break;
 641
 642         case LF_STMEMBER_V2:
 643             /* FIXME: ignored for now */
 644             ptr += 2 + 4 + 2 + (1 + type->stmember_v2.p_name.namelen);
 645             break;
 646
 647         case LF_METHOD_V1:
 648             /* FIXME: ignored for now */
 649             ptr += 2 + 2 + 2 + (1 + type->method_v1.p_name.namelen);
 650             break;
 651
 652         case LF_METHOD_V2:
 653             /* FIXME: ignored for now */
 654             ptr += 2 + 2 + 4 + (1 + type->method_v2.p_name.namelen);
 655             break;
 656
 657         case LF_NESTTYPE_V1:
 658             /* FIXME: ignored for now */
 659             ptr += 2 + 2 + (1 + type->nesttype_v1.p_name.namelen);
 660             break;
 661
 662         case LF_NESTTYPE_V2:
 663             /* FIXME: ignored for now */
 664             ptr += 2 + 2 + 4 + (1 + type->nesttype_v2.p_name.namelen);
 665             break;
 666
 667         case LF_VFUNCTAB_V1:
 668             /* FIXME: ignored for now */
 669             ptr += 2 + 2;
 670             break;
 671
 672         case LF_VFUNCTAB_V2:
 673             /* FIXME: ignored for now */
 674             ptr += 2 + 2 + 4;
 675             break;
 676
 677         case LF_ONEMETHOD_V1:
 678             /* FIXME: ignored for now */
 679             switch ((type->onemethod_v1.attribute >> 2) & 7)
 680             {
 681             case 4: case 6: /* (pure) introducing virtual method */
 682                 ptr += 2 + 2 + 2 + 4 + (1 + type->onemethod_virt_v1.p_name.namelen);
 683                 break;
 684
 685             default:
 686                 ptr += 2 + 2 + 2 + (1 + type->onemethod_v1.p_name.namelen);
 687                 break;
 688             }
 689             break;
 690
 691         case LF_ONEMETHOD_V2:
 692             /* FIXME: ignored for now */
 693             switch ((type->onemethod_v2.attribute >> 2) & 7)
 694             {
 695             case 4: case 6: /* (pure) introducing virtual method */
 696                 ptr += 2 + 2 + 4 + 4 + (1 + type->onemethod_virt_v2.p_name.namelen);
 697                 break;
 698
 699             default:
 700                 ptr += 2 + 2 + 4 + (1 + type->onemethod_v2.p_name.namelen);
 701                 break;
 702             }
 703             break;
 704
 705         default:
 706             FIXME("Unsupported type %04x in STRUCT field list\n", type->generic.id);
 707             return FALSE;
 708         }
 709     }
 710
 711     return TRUE;
 712 }
 713
 714 static struct symt* codeview_add_type_enum(struct codeview_type_parse* ctp,
 715                                            struct symt* existing,
 716                                            const char* name,
 717                                            unsigned fieldlistno)
 718 {
 719     struct symt_enum*   symt;
 720
 721     if (existing)
 722     {
 723         if (!(symt = codeview_cast_symt(existing, SymTagEnum))) return NULL;
 724         /* should also check that all fields are the same */
 725     }
 726     else
 727     {
 728         symt = symt_new_enum(ctp->module, name);
 729         if (fieldlistno)
 730         {
 731             const union codeview_reftype* fieldlist;
 732             fieldlist = codeview_jump_to_type(ctp, fieldlistno);
 733             codeview_add_type_enum_field_list(ctp->module, symt, fieldlist);
 734         }
 735     }
 736     return &symt->symt;
 737 }
 738
 739 static struct symt* codeview_add_type_struct(struct codeview_type_parse* ctp,
 740                                              struct symt* existing,
 741                                              const char* name, int structlen,
 742                                              enum UdtKind kind)
 743 {
 744     struct symt_udt*    symt;
 745
 746     if (existing)
 747     {
 748         if (!(symt = codeview_cast_symt(existing, SymTagUDT))) return NULL;
 749         /* should also check that all fields are the same */
 750     }
 751     else symt = symt_new_udt(ctp->module, name, structlen, kind);
 752
 753     return &symt->symt;
 754 }
 755
 756 static struct symt* codeview_new_func_signature(struct codeview_type_parse* ctp,
 757                                                 struct symt* existing,
 758                                                 unsigned ret_type,
 759                                                 unsigned args_list,
 760                                                 enum CV_call_e call_conv)
 761 {
 762     struct symt_function_signature*     sym;
 763     const union codeview_reftype*       reftype;
 764
 765     if (existing)
 766     {
 767         sym = codeview_cast_symt(existing, SymTagFunctionType);
 768         if (!sym) return NULL;
 769     }
 770     else
 771     {
 772         sym = symt_new_function_signature(ctp->module,
 773                                           codeview_fetch_type(ctp, ret_type),
 774                                           call_conv);
 775     }
 776     if (args_list && (reftype = codeview_jump_to_type(ctp, args_list)))
 777     {
 778         int i;
 779         switch (reftype->generic.id)
 780         {
 781         case LF_ARGLIST_V1:
 782             for (i = 0; i < reftype->arglist_v1.num; i++)
 783                 symt_add_function_signature_parameter(ctp->module, sym,
 784                                                       codeview_fetch_type(ctp, reftype->arglist_v1.args[i]));
 785             break;
 786         case LF_ARGLIST_V2:
 787             for (i = 0; i < reftype->arglist_v2.num; i++)
 788                 symt_add_function_signature_parameter(ctp->module, sym,
 789                                                       codeview_fetch_type(ctp, reftype->arglist_v2.args[i]));
 790             break;
 791         default:
 792             FIXME("Unexpected leaf %x for signature's pmt\n", reftype->generic.id);
 793         }
 794     }
 795
 796     return &sym->symt;
 797 }
 798
 799 static struct symt* codeview_parse_one_type(struct codeview_type_parse* ctp,
 800                                             unsigned curr_type,
 801                                             const union codeview_type* type, BOOL details)
 802 {
 803     struct symt*                symt;
 804     int                         value, leaf_len;
 805     const struct p_string*      p_name;
 806     const char*                 c_name;
 807     struct symt*                existing;
 808
 809     existing = codeview_get_type(curr_type, TRUE);
 810
 811     switch (type->generic.id)
 812     {
 813     case LF_MODIFIER_V1:
 814         /* FIXME: we don't handle modifiers,
 815          * but readd previous type on the curr_type
 816          */
 817         WARN("Modifier on %x: %s%s%s%s\n",
 818              type->modifier_v1.type,
 819              type->modifier_v1.attribute & 0x01 ? "const " : "",
 820              type->modifier_v1.attribute & 0x02 ? "volatile " : "",
 821              type->modifier_v1.attribute & 0x04 ? "unaligned " : "",
 822              type->modifier_v1.attribute & ~0x07 ? "unknown " : "");
 823         if (!(symt = codeview_get_type(type->modifier_v1.type, TRUE)))
 824             symt = codeview_parse_one_type(ctp, type->modifier_v1.type,
 825                                            codeview_jump_to_type(ctp, type->modifier_v1.type), details);
 826         break;
 827     case LF_MODIFIER_V2:
 828         /* FIXME: we don't handle modifiers, but readd previous type on the curr_type */
 829         WARN("Modifier on %x: %s%s%s%s\n",
 830              type->modifier_v2.type,
 831              type->modifier_v2.attribute & 0x01 ? "const " : "",
 832              type->modifier_v2.attribute & 0x02 ? "volatile " : "",
 833              type->modifier_v2.attribute & 0x04 ? "unaligned " : "",
 834              type->modifier_v2.attribute & ~0x07 ? "unknown " : "");
 835         if (!(symt = codeview_get_type(type->modifier_v2.type, TRUE)))
 836             symt = codeview_parse_one_type(ctp, type->modifier_v2.type,
 837                                            codeview_jump_to_type(ctp, type->modifier_v2.type), details);
 838         break;
 839
 840     case LF_POINTER_V1:
 841         symt = codeview_add_type_pointer(ctp, existing, type->pointer_v1.datatype);
 842         break;
 843     case LF_POINTER_V2:
 844         symt = codeview_add_type_pointer(ctp, existing, type->pointer_v2.datatype);
 845         break;
 846
 847     case LF_ARRAY_V1:
 848         if (existing) symt = codeview_cast_symt(existing, SymTagArrayType);
 849         else
 850         {
 851             leaf_len = numeric_leaf(&value, &type->array_v1.arrlen);
 852             p_name = (const struct p_string*)((const unsigned char*)&type->array_v1.arrlen + leaf_len);
 853             symt = codeview_add_type_array(ctp, terminate_string(p_name),
 854                                            type->array_v1.elemtype,
 855                                            type->array_v1.idxtype, value);
 856         }
 857         break;
 858     case LF_ARRAY_V2:
 859         if (existing) symt = codeview_cast_symt(existing, SymTagArrayType);
 860         else
 861         {
 862             leaf_len = numeric_leaf(&value, &type->array_v2.arrlen);
 863             p_name = (const struct p_string*)((const unsigned char*)&type->array_v2.arrlen + leaf_len);
 864
 865             symt = codeview_add_type_array(ctp, terminate_string(p_name),
 866                                            type->array_v2.elemtype,
 867                                            type->array_v2.idxtype, value);
 868         }
 869         break;
 870     case LF_ARRAY_V3:
 871         if (existing) symt = codeview_cast_symt(existing, SymTagArrayType);
 872         else
 873         {
 874             leaf_len = numeric_leaf(&value, &type->array_v3.arrlen);
 875             c_name = (const char*)&type->array_v3.arrlen + leaf_len;
 876
 877             symt = codeview_add_type_array(ctp, c_name,
 878                                            type->array_v3.elemtype,
 879                                            type->array_v3.idxtype, value);
 880         }
 881         break;
 882
 883     case LF_STRUCTURE_V1:
 884     case LF_CLASS_V1:
 885         leaf_len = numeric_leaf(&value, &type->struct_v1.structlen);
 886         p_name = (const struct p_string*)((const unsigned char*)&type->struct_v1.structlen + leaf_len);
 887         symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name), value,
 888                                         type->generic.id == LF_CLASS_V1 ? UdtClass : UdtStruct);
 889         if (details)
 890         {
 891             codeview_add_type(curr_type, symt);
 892             codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
 893                                                 type->struct_v1.fieldlist);
 894         }
 895         break;
 896
 897     case LF_STRUCTURE_V2:
 898     case LF_CLASS_V2:
 899         leaf_len = numeric_leaf(&value, &type->struct_v2.structlen);
 900         p_name = (const struct p_string*)((const unsigned char*)&type->struct_v2.structlen + leaf_len);
 901         symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name), value,
 902                                         type->generic.id == LF_CLASS_V2 ? UdtClass : UdtStruct);
 903         if (details)
 904         {
 905             codeview_add_type(curr_type, symt);
 906             codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
 907                                                 type->struct_v2.fieldlist);
 908         }
 909         break;
 910
 911     case LF_STRUCTURE_V3:
 912     case LF_CLASS_V3:
 913         leaf_len = numeric_leaf(&value, &type->struct_v3.structlen);
 914         c_name = (const char*)&type->struct_v3.structlen + leaf_len;
 915         symt = codeview_add_type_struct(ctp, existing, c_name, value,
 916                                         type->generic.id == LF_CLASS_V3 ? UdtClass : UdtStruct);
 917         if (details)
 918         {
 919             codeview_add_type(curr_type, symt);
 920             codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
 921                                                 type->struct_v3.fieldlist);
 922         }
 923         break;
 924
 925     case LF_UNION_V1:
 926         leaf_len = numeric_leaf(&value, &type->union_v1.un_len);
 927         p_name = (const struct p_string*)((const unsigned char*)&type->union_v1.un_len + leaf_len);
 928         symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name),
 929                                         value, UdtUnion);
 930         if (details)
 931         {
 932             codeview_add_type(curr_type, symt);
 933             codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
 934                                                 type->union_v1.fieldlist);
 935         }
 936         break;
 937
 938     case LF_UNION_V2:
 939         leaf_len = numeric_leaf(&value, &type->union_v2.un_len);
 940         p_name = (const struct p_string*)((const unsigned char*)&type->union_v2.un_len + leaf_len);
 941         symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name),
 942                                         value, UdtUnion);
 943         if (details)
 944         {
 945             codeview_add_type(curr_type, symt);
 946             codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
 947                                                 type->union_v2.fieldlist);
 948         }
 949         break;
 950
 951     case LF_UNION_V3:
 952         leaf_len = numeric_leaf(&value, &type->union_v3.un_len);
 953         c_name = (const char*)&type->union_v3.un_len + leaf_len;
 954         symt = codeview_add_type_struct(ctp, existing, c_name,
 955                                         value, UdtUnion);
 956         if (details)
 957         {
 958             codeview_add_type(curr_type, symt);
 959             codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
 960                                                 type->union_v3.fieldlist);
 961         }
 962         break;
 963
 964     case LF_ENUM_V1:
 965         symt = codeview_add_type_enum(ctp, existing,
 966                                       terminate_string(&type->enumeration_v1.p_name),
 967                                       type->enumeration_v1.fieldlist);
 968         break;
 969
 970     case LF_ENUM_V2:
 971         symt = codeview_add_type_enum(ctp, existing,
 972                                       terminate_string(&type->enumeration_v2.p_name),
 973                                       type->enumeration_v2.fieldlist);
 974         break;
 975
 976     case LF_ENUM_V3:
 977         symt = codeview_add_type_enum(ctp, existing, type->enumeration_v3.name,
 978                                       type->enumeration_v3.fieldlist);
 979         break;
 980
 981     case LF_PROCEDURE_V1:
 982         symt = codeview_new_func_signature(ctp, existing,
 983                                            type->procedure_v1.rvtype,
 984                                            details ? type->procedure_v1.arglist : 0,
 985                                            type->procedure_v1.call);
 986         break;
 987     case LF_PROCEDURE_V2:
 988         symt = codeview_new_func_signature(ctp, existing,
 989                                            type->procedure_v2.rvtype,
 990                                            details ? type->procedure_v2.arglist : 0,
 991                                            type->procedure_v2.call);
 992         break;
 993     case LF_MFUNCTION_V1:
 994         /* FIXME: for C++, this is plain wrong, but as we don't use arg types
 995          * nor class information, this would just do for now
 996          */
 997         symt = codeview_new_func_signature(ctp, existing,
 998                                            type->mfunction_v1.rvtype,
 999                                            details ? type->mfunction_v1.arglist : 0,
1000                                            type->mfunction_v1.call);
1001         break;
1002     case LF_MFUNCTION_V2:
1003         /* FIXME: for C++, this is plain wrong, but as we don't use arg types
1004          * nor class information, this would just do for now
1005          */
1006         symt = codeview_new_func_signature(ctp, existing,
1007                                            type->mfunction_v2.rvtype,
1008                                            details ? type->mfunction_v2.arglist : 0,
1009                                            type->mfunction_v2.call);
1010         break;
1011
1012     case LF_VTSHAPE_V1:
1013         /* this is an ugly hack... FIXME when we have C++ support */
1014         if (!(symt = existing))
1015         {
1016             char    buf[128];
1017             snprintf(buf, sizeof(buf), "__internal_vt_shape_%x\n", curr_type);
1018             symt = &symt_new_udt(ctp->module, buf, 0, UdtStruct)->symt;
1019         }
1020         break;
1021     default:
1022         FIXME("Unsupported type-id leaf %x\n", type->generic.id);
1023         dump(type, 2 + type->generic.len);
1024         return FALSE;
1025     }
1026     return codeview_add_type(curr_type, symt) ? symt : NULL;
1027 }
1028
1029 static int codeview_parse_type_table(struct codeview_type_parse* ctp)
1030 {
1031     unsigned int                curr_type = FIRST_DEFINABLE_TYPE;
1032     const union codeview_type*  type;
1033
1034     for (curr_type = FIRST_DEFINABLE_TYPE; curr_type < FIRST_DEFINABLE_TYPE + ctp->num; curr_type++)
1035     {
1036         type = codeview_jump_to_type(ctp, curr_type);
1037
1038         /* type records we're interested in are the ones referenced by symbols
1039          * The known ranges are (X mark the ones we want):
1040          *   X  0000-0016       for V1 types
1041          *      0200-020c       for V1 types referenced by other types
1042          *      0400-040f       for V1 types (complex lists & sets)
1043          *   X  1000-100f       for V2 types
1044          *      1200-120c       for V2 types referenced by other types
1045          *      1400-140f       for V1 types (complex lists & sets)
1046          *   X  1500-150d       for V3 types
1047          *      8000-8010       for numeric leafes
1048          */
1049         if (type->generic.id & 0x8600) continue;
1050         codeview_parse_one_type(ctp, curr_type, type, TRUE);
1051     }
1052
1053     return TRUE;
1054 }
1055
1056 /*========================================================================
1057  * Process CodeView line number information.
1058  */
1059
1060 static struct codeview_linetab* codeview_snarf_linetab(struct module* module,
1061                                                        const BYTE* linetab, int size,
1062                                                        BOOL pascal_str)
1063 {
1064     int                         file_segcount;
1065     char                        filename[PATH_MAX];
1066     const unsigned int*         filetab;
1067     const struct p_string*      p_fn;
1068     int                         i;
1069     int                         k;
1070     struct codeview_linetab*    lt_hdr;
1071     const unsigned int*         lt_ptr;
1072     int                         nfile;
1073     int                         nseg;
1074     union any_size              pnt;
1075     union any_size              pnt2;
1076     const struct startend*      start;
1077     int                         this_seg;
1078     unsigned                    source;
1079
1080     /*
1081      * Now get the important bits.
1082      */
1083     pnt.uc = linetab;
1084     nfile = *pnt.s++;
1085     nseg = *pnt.s++;
1086
1087     filetab = (const unsigned int*) pnt.c;
1088
1089     /*
1090      * Now count up the number of segments in the file.
1091      */
1092     nseg = 0;
1093     for (i = 0; i < nfile; i++)
1094     {
1095         pnt2.uc = linetab + filetab[i];
1096         nseg += *pnt2.s;
1097     }
1098
1099     /*
1100      * Next allocate the header we will be returning.
1101      * There is one header for each segment, so that we can reach in
1102      * and pull bits as required.
1103      */
1104     lt_hdr = (struct codeview_linetab*)
1105         HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, (nseg + 1) * sizeof(*lt_hdr));
1106     if (lt_hdr == NULL)
1107     {
1108         goto leave;
1109     }
1110
1111     /*
1112      * Now fill the header we will be returning, one for each segment.
1113      * Note that this will basically just contain pointers into the existing
1114      * line table, and we do not actually copy any additional information
1115      * or allocate any additional memory.
1116      */
1117
1118     this_seg = 0;
1119     for (i = 0; i < nfile; i++)
1120     {
1121         /*
1122          * Get the pointer into the segment information.
1123          */
1124         pnt2.uc = linetab + filetab[i];
1125         file_segcount = *pnt2.s;
1126
1127         pnt2.ui++;
1128         lt_ptr = (const unsigned int*) pnt2.c;
1129         start = (const struct startend*)(lt_ptr + file_segcount);
1130
1131         /*
1132          * Now snarf the filename for all of the segments for this file.
1133          */
1134         if (pascal_str)
1135         {
1136             p_fn = (const struct p_string*)(start + file_segcount);
1137             memset(filename, 0, sizeof(filename));
1138             memcpy(filename, p_fn->name, p_fn->namelen);
1139             source = source_new(module, NULL, filename);
1140         }
1141         else
1142             source = source_new(module, NULL, (const char*)(start + file_segcount));
1143
1144         for (k = 0; k < file_segcount; k++, this_seg++)
1145         {
1146             pnt2.uc = linetab + lt_ptr[k];
1147             lt_hdr[this_seg].start      = start[k].start;
1148             lt_hdr[this_seg].end        = start[k].end;
1149             lt_hdr[this_seg].source     = source;
1150             lt_hdr[this_seg].segno      = *pnt2.s++;
1151             lt_hdr[this_seg].nline      = *pnt2.s++;
1152             lt_hdr[this_seg].offtab     = pnt2.ui;
1153             lt_hdr[this_seg].linetab    = (const unsigned short*)(pnt2.ui + lt_hdr[this_seg].nline);
1154         }
1155     }
1156
1157 leave:
1158
1159   return lt_hdr;
1160
1161 }
1162
1163 /*========================================================================
1164  * Process CodeView symbol information.
1165  */
1166
1167 static unsigned int codeview_map_offset(const struct msc_debug_info* msc_dbg,
1168                                         unsigned int offset)
1169 {
1170     int                 nomap = msc_dbg->nomap;
1171     const OMAP_DATA*    omapp = msc_dbg->omapp;
1172     int                 i;
1173
1174     if (!nomap || !omapp) return offset;
1175
1176     /* FIXME: use binary search */
1177     for (i = 0; i < nomap - 1; i++)
1178         if (omapp[i].from <= offset && omapp[i+1].from > offset)
1179             return !omapp[i].to ? 0 : omapp[i].to + (offset - omapp[i].from);
1180
1181     return 0;
1182 }
1183
1184 static const struct codeview_linetab*
1185 codeview_get_linetab(const struct codeview_linetab* linetab,
1186                      unsigned seg, unsigned offset)
1187 {
1188     /*
1189      * Check whether we have line number information
1190      */
1191     if (linetab)
1192     {
1193         for (; linetab->linetab; linetab++)
1194             if (linetab->segno == seg &&
1195                 linetab->start <= offset && linetab->end   >  offset)
1196                 break;
1197         if (!linetab->linetab) linetab = NULL;
1198     }
1199     return linetab;
1200 }
1201
1202 static unsigned codeview_get_address(const struct msc_debug_info* msc_dbg,
1203                                      unsigned seg, unsigned offset)
1204 {
1205     int                         nsect = msc_dbg->nsect;
1206     const IMAGE_SECTION_HEADER* sectp = msc_dbg->sectp;
1207
1208     if (!seg || seg > nsect) return 0;
1209     return msc_dbg->module->module.BaseOfImage +
1210         codeview_map_offset(msc_dbg, sectp[seg-1].VirtualAddress + offset);
1211 }
1212
1213 static void codeview_add_func_linenum(struct module* module,
1214                                       struct symt_function* func,
1215                                       const struct codeview_linetab* linetab,
1216                                       unsigned offset, unsigned size)
1217 {
1218     unsigned int        i;
1219
1220     if (!linetab) return;
1221     for (i = 0; i < linetab->nline; i++)
1222     {
1223         if (linetab->offtab[i] >= offset && linetab->offtab[i] < offset + size)
1224         {
1225             symt_add_func_line(module, func, linetab->source,
1226                                linetab->linetab[i], linetab->offtab[i] - offset);
1227         }
1228     }
1229 }
1230
1231 static int codeview_snarf(const struct msc_debug_info* msc_dbg, const BYTE* root,
1232                           int offset, int size,
1233                           struct codeview_linetab* linetab)
1234 {
1235     struct symt_function*               curr_func = NULL;
1236     int                                 i, length;
1237     const struct codeview_linetab*      flt;
1238     struct symt_block*                  block = NULL;
1239     struct symt*                        symt;
1240     const char*                         name;
1241     struct symt_compiland*              compiland = NULL;
1242
1243     /*
1244      * Loop over the different types of records and whenever we
1245      * find something we are interested in, record it and move on.
1246      */
1247     for (i = offset; i < size; i += length)
1248     {
1249         const union codeview_symbol* sym = (const union codeview_symbol*)(root + i);
1250         length = sym->generic.len + 2;
1251         if (i + length > size) break;
1252         if (length & 3) FIXME("unpadded len %u\n", length);
1253
1254         switch (sym->generic.id)
1255         {
1256         /*
1257          * Global and local data symbols.  We don't associate these
1258          * with any given source file.
1259          */
1260         case S_GDATA_V1:
1261         case S_LDATA_V1:
1262             symt_new_global_variable(msc_dbg->module, compiland,
1263                                      terminate_string(&sym->data_v1.p_name), sym->generic.id == S_LDATA_V1,
1264                                      codeview_get_address(msc_dbg, sym->data_v1.segment, sym->data_v1.offset),
1265                                      0,
1266                                      codeview_get_type(sym->data_v1.symtype, FALSE));
1267             break;
1268         case S_GDATA_V2:
1269         case S_LDATA_V2:
1270             name = terminate_string(&sym->data_v2.p_name);
1271             if (name)
1272                 symt_new_global_variable(msc_dbg->module, compiland,
1273                                          name, sym->generic.id == S_LDATA_V2,
1274                                          codeview_get_address(msc_dbg, sym->data_v2.segment, sym->data_v2.offset),
1275                                          0,
1276                                          codeview_get_type(sym->data_v2.symtype, FALSE));
1277             break;
1278         case S_GDATA_V3:
1279         case S_LDATA_V3:
1280             if (*sym->data_v3.name)
1281                 symt_new_global_variable(msc_dbg->module, compiland,
1282                                          sym->data_v3.name,
1283                                          sym->generic.id == S_LDATA_V3,
1284                                          codeview_get_address(msc_dbg, sym->data_v3.segment, sym->data_v3.offset),
1285                                          0,
1286                                          codeview_get_type(sym->data_v3.symtype, FALSE));
1287             break;
1288
1289         case S_PUB_V1: /* FIXME is this really a 'data_v1' structure ?? */
1290             if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
1291             {
1292                 symt_new_public(msc_dbg->module, compiland,
1293                                 terminate_string(&sym->data_v1.p_name),
1294                                 codeview_get_address(msc_dbg, sym->data_v1.segment, sym->data_v1.offset),
1295                                 1, TRUE /* FIXME */, TRUE /* FIXME */);
1296             }
1297             break;
1298         case S_PUB_V2: /* FIXME is this really a 'data_v2' structure ?? */
1299             if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
1300             {
1301                 symt_new_public(msc_dbg->module, compiland,
1302                                 terminate_string(&sym->data_v2.p_name),
1303                                 codeview_get_address(msc_dbg, sym->data_v2.segment, sym->data_v2.offset),
1304                                 1, TRUE /* FIXME */, TRUE /* FIXME */);
1305             }
1306             break;
1307
1308         /*
1309          * Sort of like a global function, but it just points
1310          * to a thunk, which is a stupid name for what amounts to
1311          * a PLT slot in the normal jargon that everyone else uses.
1312          */
1313         case S_THUNK_V1:
1314             symt_new_thunk(msc_dbg->module, compiland,
1315                            terminate_string(&sym->thunk_v1.p_name), sym->thunk_v1.thtype,
1316                            codeview_get_address(msc_dbg, sym->thunk_v1.segment, sym->thunk_v1.offset),
1317                            sym->thunk_v1.thunk_len);
1318             break;
1319         case S_THUNK_V3:
1320             symt_new_thunk(msc_dbg->module, compiland,
1321                            sym->thunk_v3.name, sym->thunk_v3.thtype,
1322                            codeview_get_address(msc_dbg, sym->thunk_v3.segment, sym->thunk_v3.offset),
1323                            sym->thunk_v3.thunk_len);
1324             break;
1325
1326         /*
1327          * Global and static functions.
1328          */
1329         case S_GPROC_V1:
1330         case S_LPROC_V1:
1331             flt = codeview_get_linetab(linetab, sym->proc_v1.segment, sym->proc_v1.offset);
1332             if (curr_func) FIXME("nested function\n");
1333             curr_func = symt_new_function(msc_dbg->module, compiland,
1334                                           terminate_string(&sym->proc_v1.p_name),
1335                                           codeview_get_address(msc_dbg, sym->proc_v1.segment, sym->proc_v1.offset),
1336                                           sym->proc_v1.proc_len,
1337                                           codeview_get_type(sym->proc_v1.proctype, FALSE));
1338             codeview_add_func_linenum(msc_dbg->module, curr_func, flt,
1339                                       sym->proc_v1.offset, sym->proc_v1.proc_len);
1340             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugStart, sym->proc_v1.debug_start, NULL);
1341             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugEnd, sym->proc_v1.debug_end, NULL);
1342             break;
1343         case S_GPROC_V2:
1344         case S_LPROC_V2:
1345             flt = codeview_get_linetab(linetab, sym->proc_v2.segment, sym->proc_v2.offset);
1346             if (curr_func) FIXME("nested function\n");
1347             curr_func = symt_new_function(msc_dbg->module, compiland,
1348                                           terminate_string(&sym->proc_v2.p_name),
1349                                           codeview_get_address(msc_dbg, sym->proc_v2.segment, sym->proc_v2.offset),
1350                                           sym->proc_v2.proc_len,
1351                                           codeview_get_type(sym->proc_v2.proctype, FALSE));
1352             codeview_add_func_linenum(msc_dbg->module, curr_func, flt,
1353                                       sym->proc_v2.offset, sym->proc_v2.proc_len);
1354             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugStart, sym->proc_v2.debug_start, NULL);
1355             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugEnd, sym->proc_v2.debug_end, NULL);
1356             break;
1357         case S_GPROC_V3:
1358         case S_LPROC_V3:
1359             flt = codeview_get_linetab(linetab, sym->proc_v3.segment, sym->proc_v3.offset);
1360             if (curr_func) FIXME("nested function\n");
1361             curr_func = symt_new_function(msc_dbg->module, compiland,
1362                                           sym->proc_v3.name,
1363                                           codeview_get_address(msc_dbg, sym->proc_v3.segment, sym->proc_v3.offset),
1364                                           sym->proc_v3.proc_len,
1365                                           codeview_get_type(sym->proc_v3.proctype, FALSE));
1366             codeview_add_func_linenum(msc_dbg->module, curr_func, flt,
1367                                       sym->proc_v3.offset, sym->proc_v3.proc_len);
1368             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugStart, sym->proc_v3.debug_start, NULL);
1369             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugEnd, sym->proc_v3.debug_end, NULL);
1370             break;
1371         /*
1372          * Function parameters and stack variables.
1373          */
1374         case S_BPREL_V1:
1375             symt_add_func_local(msc_dbg->module, curr_func,
1376                                 sym->stack_v1.offset > 0 ? DataIsParam : DataIsLocal,
1377                                 0, sym->stack_v1.offset, block,
1378                                          codeview_get_type(sym->stack_v1.symtype, FALSE),
1379                                          terminate_string(&sym->stack_v1.p_name));
1380             break;
1381         case S_BPREL_V2:
1382             symt_add_func_local(msc_dbg->module, curr_func,
1383                                 sym->stack_v2.offset > 0 ? DataIsParam : DataIsLocal,
1384                                 0, sym->stack_v2.offset, block,
1385                                 codeview_get_type(sym->stack_v2.symtype, FALSE),
1386                                 terminate_string(&sym->stack_v2.p_name));
1387             break;
1388         case S_BPREL_V3:
1389             symt_add_func_local(msc_dbg->module, curr_func,
1390                                 sym->stack_v3.offset > 0 ? DataIsParam : DataIsLocal,
1391                                 0, sym->stack_v3.offset, block,
1392                                 codeview_get_type(sym->stack_v3.symtype, FALSE),
1393                                 sym->stack_v3.name);
1394             break;
1395
1396         case S_REGISTER_V1:
1397             symt_add_func_local(msc_dbg->module, curr_func,
1398                                 DataIsLocal, sym->register_v1.reg, 0,
1399                                 block, codeview_get_type(sym->register_v1.type, FALSE),
1400                                 terminate_string(&sym->register_v1.p_name));
1401             break;
1402         case S_REGISTER_V2:
1403             symt_add_func_local(msc_dbg->module, curr_func,
1404                                 DataIsLocal, sym->register_v2.reg, 0,
1405                                 block, codeview_get_type(sym->register_v2.type, FALSE),
1406                                 terminate_string(&sym->register_v2.p_name));
1407             break;
1408
1409         case S_BLOCK_V1:
1410             block = symt_open_func_block(msc_dbg->module, curr_func, block,
1411                                          codeview_get_address(msc_dbg, sym->block_v1.segment, sym->block_v1.offset),
1412                                          sym->block_v1.length);
1413             break;
1414         case S_BLOCK_V3:
1415             block = symt_open_func_block(msc_dbg->module, curr_func, block,
1416                                          codeview_get_address(msc_dbg, sym->block_v3.segment, sym->block_v3.offset),
1417                                          sym->block_v3.length);
1418             break;
1419
1420         case S_END_V1:
1421             if (block)
1422             {
1423                 block = symt_close_func_block(msc_dbg->module, curr_func, block, 0);
1424             }
1425             else if (curr_func)
1426             {
1427                 symt_normalize_function(msc_dbg->module, curr_func);
1428                 curr_func = NULL;
1429             }
1430             break;
1431
1432         case S_COMPILE_V1:
1433             TRACE("S-Compile-V1 %x %s\n",
1434                   sym->compile_v1.unknown, terminate_string(&sym->compile_v1.p_name));
1435             break;
1436
1437         case S_COMPILE_V2:
1438             TRACE("S-Compile-V2 %s\n", terminate_string(&sym->compile_v2.p_name));
1439             if (TRACE_ON(dbghelp_msc))
1440             {
1441                 const char* ptr1 = sym->compile_v2.p_name.name + sym->compile_v2.p_name.namelen;
1442                 const char* ptr2;
1443                 while (*ptr1)
1444                 {
1445                     ptr2 = ptr1 + strlen(ptr1) + 1;
1446                     TRACE("\t%s => %s\n", ptr1, ptr2);
1447                     ptr1 = ptr2 + strlen(ptr2) + 1;
1448                 }
1449             }
1450             break;
1451         case S_COMPILE_V3:
1452             TRACE("S-Compile-V3 %s\n", sym->compile_v3.name);
1453             if (TRACE_ON(dbghelp_msc))
1454             {
1455                 const char* ptr1 = sym->compile_v3.name + strlen(sym->compile_v3.name);
1456                 const char* ptr2;
1457                 while (*ptr1)
1458                 {
1459                     ptr2 = ptr1 + strlen(ptr1) + 1;
1460                     TRACE("\t%s => %s\n", ptr1, ptr2);
1461                     ptr1 = ptr2 + strlen(ptr2) + 1;
1462                 }
1463             }
1464             break;
1465
1466         case S_OBJNAME_V1:
1467             TRACE("S-ObjName %s\n", terminate_string(&sym->objname_v1.p_name));
1468             compiland = symt_new_compiland(msc_dbg->module,
1469                                            source_new(msc_dbg->module, NULL,
1470                                                       terminate_string(&sym->objname_v1.p_name)));
1471             break;
1472
1473         case S_LABEL_V1:
1474             if (curr_func)
1475             {
1476                 symt_add_function_point(msc_dbg->module, curr_func, SymTagLabel,
1477                                         codeview_get_address(msc_dbg, sym->label_v1.segment, sym->label_v1.offset) - curr_func->address,
1478                                         terminate_string(&sym->label_v1.p_name));
1479             }
1480             else
1481                 FIXME("No current function for label %s\n",
1482                       terminate_string(&sym->label_v1.p_name));
1483             break;
1484         case S_LABEL_V3:
1485             if (curr_func)
1486             {
1487                 symt_add_function_point(msc_dbg->module, curr_func, SymTagLabel,
1488                                         codeview_get_address(msc_dbg, sym->label_v3.segment, sym->label_v3.offset) - curr_func->address,
1489                                         sym->label_v3.name);
1490             }
1491             else
1492                 FIXME("No current function for label %s\n", sym->label_v3.name);
1493             break;
1494
1495         case S_CONSTANT_V1:
1496             {
1497                 int                     val, vlen;
1498                 const struct p_string*  name;
1499                 const char*             x;
1500                 struct symt*            se;
1501
1502                 vlen = numeric_leaf(&val, &sym->constant_v1.cvalue);
1503                 name = (const struct p_string*)((const char*)&sym->constant_v1.cvalue + vlen);
1504                 se = codeview_get_type(sym->constant_v1.type, FALSE);
1505                 if (!se) x = "---";
1506                 else if (se->tag == SymTagEnum) x = ((struct symt_enum*)se)->name;
1507                 else x = "###";
1508
1509                 TRACE("S-Constant-V1 %u %s %x (%s)\n",
1510                       val, terminate_string(name), sym->constant_v1.type, x);
1511                 /* FIXME: we should add this as a constant value */
1512             }
1513             break;
1514         case S_CONSTANT_V2:
1515             {
1516                 int                     val, vlen;
1517                 const struct p_string*  name;
1518                 const char*             x;
1519                 struct symt*            se;
1520
1521                 vlen = numeric_leaf(&val, &sym->constant_v2.cvalue);
1522                 name = (const struct p_string*)((const char*)&sym->constant_v2.cvalue + vlen);
1523                 se = codeview_get_type(sym->constant_v2.type, FALSE);
1524                 if (!se) x = "---";
1525                 else if (se->tag == SymTagEnum) x = ((struct symt_enum*)se)->name;
1526                 else x = "###";
1527
1528                 TRACE("S-Constant-V2 %u %s %x (%s)\n",
1529                       val, terminate_string(name), sym->constant_v2.type, x);
1530                 /* FIXME: we should add this as a constant value */
1531             }
1532             break;
1533         case S_CONSTANT_V3:
1534             {
1535                 int                     val, vlen;
1536                 const char*             name;
1537                 const char*             x;
1538                 struct symt*            se;
1539
1540                 vlen = numeric_leaf(&val, &sym->constant_v3.cvalue);
1541                 name = (const char*)&sym->constant_v3.cvalue + vlen;
1542                 se = codeview_get_type(sym->constant_v3.type, FALSE);
1543                 if (!se) x = "---";
1544                 else if (se->tag == SymTagEnum) x = ((struct symt_enum*)se)->name;
1545                 else x = "###";
1546
1547                 TRACE("S-Constant-V3 %u %s %x (%s)\n",
1548                       val, name, sym->constant_v3.type, x);
1549                 /* FIXME: we should add this as a constant value */
1550             }
1551             break;
1552
1553         case S_UDT_V1:
1554             if (sym->udt_v1.type)
1555             {
1556                 if ((symt = codeview_get_type(sym->udt_v1.type, FALSE)))
1557                     symt_new_typedef(msc_dbg->module, symt,
1558                                      terminate_string(&sym->udt_v1.p_name));
1559                 else
1560                     FIXME("S-Udt %s: couldn't find type 0x%x\n",
1561                           terminate_string(&sym->udt_v1.p_name), sym->udt_v1.type);
1562             }
1563             break;
1564         case S_UDT_V2:
1565             if (sym->udt_v2.type)
1566             {
1567                 if ((symt = codeview_get_type(sym->udt_v2.type, FALSE)))
1568                     symt_new_typedef(msc_dbg->module, symt,
1569                                      terminate_string(&sym->udt_v2.p_name));
1570                 else
1571                     FIXME("S-Udt %s: couldn't find type 0x%x\n",
1572                           terminate_string(&sym->udt_v2.p_name), sym->udt_v2.type);
1573             }
1574             break;
1575         case S_UDT_V3:
1576             if (sym->udt_v3.type)
1577             {
1578                 if ((symt = codeview_get_type(sym->udt_v3.type, FALSE)))
1579                     symt_new_typedef(msc_dbg->module, symt, sym->udt_v3.name);
1580                 else
1581                     FIXME("S-Udt %s: couldn't find type 0x%x\n",
1582                           sym->udt_v3.name, sym->udt_v3.type);
1583             }
1584             break;
1585
1586          /*
1587          * These are special, in that they are always followed by an
1588          * additional length-prefixed string which is *not* included
1589          * into the symbol length count.  We need to skip it.
1590          */
1591         case S_PROCREF_V1:
1592         case S_DATAREF_V1:
1593         case S_LPROCREF_V1:
1594             name = (const char*)sym + length;
1595             length += (*name + 1 + 3) & ~3;
1596             break;
1597
1598         case S_PUB_DATA_V3:
1599             if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
1600             {
1601                 symt_new_public(msc_dbg->module, compiland,
1602                                 sym->data_v3.name,
1603                                 codeview_get_address(msc_dbg, sym->data_v3.segment, sym->data_v3.offset),
1604                                 1, FALSE /* FIXME */, FALSE);
1605             }
1606             break;
1607         case S_PUB_FUNC1_V3:
1608         case S_PUB_FUNC2_V3: /* using a data_v3 isn't what we'd expect */
1609             if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
1610             {
1611                 symt_new_public(msc_dbg->module, compiland,
1612                                 sym->data_v3.name,
1613                                 codeview_get_address(msc_dbg, sym->data_v3.segment, sym->data_v3.offset),
1614                                 1, TRUE /* FIXME */, TRUE);
1615             }
1616             break;
1617
1618         case S_MSTOOL_V3: /* just to silence a few warnings */
1619             break;
1620
1621         case S_SSEARCH_V1:
1622             TRACE("Start search: seg=0x%x at offset 0x%08x\n",
1623                   sym->ssearch_v1.segment, sym->ssearch_v1.offset);
1624             break;
1625
1626         default:
1627             FIXME("Unsupported symbol id %x\n", sym->generic.id);
1628             dump(sym, 2 + sym->generic.len);
1629             break;
1630         }
1631     }
1632
1633     if (curr_func) symt_normalize_function(msc_dbg->module, curr_func);
1634
1635     HeapFree(GetProcessHeap(), 0, linetab);
1636     return TRUE;
1637 }
1638
1639 /*========================================================================
1640  * Process PDB file.
1641  */
1642
1643 static void* pdb_jg_read(const struct PDB_JG_HEADER* pdb, const WORD* block_list,
1644                          int size)
1645 {
1646     int                         i, num_blocks;
1647     BYTE*                       buffer;
1648
1649     if (!size) return NULL;
1650
1651     num_blocks = (size + pdb->block_size - 1) / pdb->block_size;
1652     buffer = HeapAlloc(GetProcessHeap(), 0, num_blocks * pdb->block_size);
1653
1654     for (i = 0; i < num_blocks; i++)
1655         memcpy(buffer + i * pdb->block_size,
1656                (const char*)pdb + block_list[i] * pdb->block_size, pdb->block_size);
1657
1658     return buffer;
1659 }
1660
1661 static void* pdb_ds_read(const struct PDB_DS_HEADER* pdb, const DWORD* block_list,
1662                          int size)
1663 {
1664     int                         i, num_blocks;
1665     BYTE*                       buffer;
1666
1667     if (!size) return NULL;
1668
1669     num_blocks = (size + pdb->block_size - 1) / pdb->block_size;
1670     buffer = HeapAlloc(GetProcessHeap(), 0, num_blocks * pdb->block_size);
1671
1672     for (i = 0; i < num_blocks; i++)
1673         memcpy(buffer + i * pdb->block_size,
1674                (const char*)pdb + block_list[i] * pdb->block_size, pdb->block_size);
1675
1676     return buffer;
1677 }
1678
1679 static void* pdb_read_jg_file(const struct PDB_JG_HEADER* pdb,
1680                               const struct PDB_JG_TOC* toc, DWORD file_nr)
1681 {
1682     const WORD*                 block_list;
1683     DWORD                       i;
1684
1685     if (!toc || file_nr >= toc->num_files) return NULL;
1686
1687     block_list = (const WORD*) &toc->file[toc->num_files];
1688     for (i = 0; i < file_nr; i++)
1689         block_list += (toc->file[i].size + pdb->block_size - 1) / pdb->block_size;
1690
1691     return pdb_jg_read(pdb, block_list, toc->file[file_nr].size);
1692 }
1693
1694 static void* pdb_read_ds_file(const struct PDB_DS_HEADER* pdb,
1695                               const struct PDB_DS_TOC* toc, DWORD file_nr)
1696 {
1697     const DWORD*                block_list;
1698     DWORD                       i;
1699
1700     if (!toc || file_nr >= toc->num_files) return NULL;
1701
1702     if (toc->file_size[file_nr] == 0 || toc->file_size[file_nr] == 0xFFFFFFFF)
1703     {
1704         FIXME(">>> requesting NULL stream (%lu)\n", file_nr);
1705         return NULL;
1706     }
1707     block_list = &toc->file_size[toc->num_files];
1708     for (i = 0; i < file_nr; i++)
1709         block_list += (toc->file_size[i] + pdb->block_size - 1) / pdb->block_size;
1710
1711     return pdb_ds_read(pdb, block_list, toc->file_size[file_nr]);
1712 }
1713
1714 static void* pdb_read_file(const char* image, const struct pdb_lookup* pdb_lookup,
1715                            DWORD file_nr)
1716 {
1717     switch (pdb_lookup->kind)
1718     {
1719     case PDB_JG:
1720         return pdb_read_jg_file((const struct PDB_JG_HEADER*)image,
1721                                 pdb_lookup->u.jg.toc, file_nr);
1722     case PDB_DS:
1723         return pdb_read_ds_file((const struct PDB_DS_HEADER*)image,
1724                                 pdb_lookup->u.ds.toc, file_nr);
1725     }
1726     return NULL;
1727 }
1728
1729 static unsigned pdb_get_file_size(const struct pdb_lookup* pdb_lookup, DWORD file_nr)
1730 {
1731     switch (pdb_lookup->kind)
1732     {
1733     case PDB_JG: return pdb_lookup->u.jg.toc->file[file_nr].size;
1734     case PDB_DS: return pdb_lookup->u.ds.toc->file_size[file_nr];
1735     }
1736     return 0;
1737 }
1738
1739 static void pdb_free(void* buffer)
1740 {
1741     HeapFree(GetProcessHeap(), 0, buffer);
1742 }
1743
1744 static void pdb_free_lookup(const struct pdb_lookup* pdb_lookup)
1745 {
1746     switch (pdb_lookup->kind)
1747     {
1748     case PDB_JG:
1749         if (pdb_lookup->u.jg.toc) pdb_free(pdb_lookup->u.jg.toc);
1750         break;
1751     case PDB_DS:
1752         if (pdb_lookup->u.ds.toc) pdb_free(pdb_lookup->u.ds.toc);
1753         break;
1754     }
1755 }
1756
1757 static void pdb_convert_types_header(PDB_TYPES* types, const BYTE* image)
1758 {
1759     memset(types, 0, sizeof(PDB_TYPES));
1760     if (!image) return;
1761
1762     if (*(const DWORD*)image < 19960000)   /* FIXME: correct version? */
1763     {
1764         /* Old version of the types record header */
1765         const PDB_TYPES_OLD*    old = (const PDB_TYPES_OLD*)image;
1766         types->version     = old->version;
1767         types->type_offset = sizeof(PDB_TYPES_OLD);
1768         types->type_size   = old->type_size;
1769         types->first_index = old->first_index;
1770         types->last_index  = old->last_index;
1771         types->file        = old->file;
1772     }
1773     else
1774     {
1775         /* New version of the types record header */
1776         *types = *(const PDB_TYPES*)image;
1777     }
1778 }
1779
1780 static void pdb_convert_symbols_header(PDB_SYMBOLS* symbols,
1781                                        int* header_size, const BYTE* image)
1782 {
1783     memset(symbols, 0, sizeof(PDB_SYMBOLS));
1784     if (!image) return;
1785
1786     if (*(const DWORD*)image != 0xffffffff)
1787     {
1788         /* Old version of the symbols record header */
1789         const PDB_SYMBOLS_OLD*  old = (const PDB_SYMBOLS_OLD*)image;
1790         symbols->version         = 0;
1791         symbols->module_size     = old->module_size;
1792         symbols->offset_size     = old->offset_size;
1793         symbols->hash_size       = old->hash_size;
1794         symbols->srcmodule_size  = old->srcmodule_size;
1795         symbols->pdbimport_size  = 0;
1796         symbols->hash1_file      = old->hash1_file;
1797         symbols->hash2_file      = old->hash2_file;
1798         symbols->gsym_file       = old->gsym_file;
1799
1800         *header_size = sizeof(PDB_SYMBOLS_OLD);
1801     }
1802     else
1803     {
1804         /* New version of the symbols record header */
1805         *symbols = *(const PDB_SYMBOLS*)image;
1806         *header_size = sizeof(PDB_SYMBOLS);
1807     }
1808 }
1809
1810 static void pdb_convert_symbol_file(const PDB_SYMBOLS* symbols,
1811                                     PDB_SYMBOL_FILE_EX* sfile,
1812                                     unsigned* size, const void* image)
1813
1814 {
1815     if (symbols->version < 19970000)
1816     {
1817         const PDB_SYMBOL_FILE *sym_file = (const PDB_SYMBOL_FILE*)image;
1818         memset(sfile, 0, sizeof(*sfile));
1819         sfile->file        = sym_file->file;
1820         sfile->range.index = sym_file->range.index;
1821         sfile->symbol_size = sym_file->symbol_size;
1822         sfile->lineno_size = sym_file->lineno_size;
1823         *size = sizeof(PDB_SYMBOL_FILE) - 1;
1824     }
1825     else
1826     {
1827         memcpy(sfile, image, sizeof(PDB_SYMBOL_FILE_EX));
1828         *size = sizeof(PDB_SYMBOL_FILE_EX) - 1;
1829     }
1830 }
1831
1832 static BOOL CALLBACK pdb_match(char* file, void* user)
1833 {
1834     /* accept first file that exists */
1835     HANDLE h = CreateFileA(file, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
1836     TRACE("match with %s returns %p\n", file, h);
1837     if (INVALID_HANDLE_VALUE != h) {
1838         CloseHandle(h);
1839         return FALSE;
1840     }
1841     return TRUE;
1842 }
1843
1844 static HANDLE open_pdb_file(const struct process* pcs,
1845                             const struct pdb_lookup* lookup)
1846 {
1847     HANDLE      h;
1848     char        dbg_file_path[MAX_PATH];
1849     BOOL        ret = FALSE;
1850
1851     switch (lookup->kind)
1852     {
1853     case PDB_JG:
1854         ret = SymFindFileInPath(pcs->handle, NULL, lookup->filename,
1855                                 (PVOID)(DWORD_PTR)lookup->u.jg.timestamp,
1856                                 lookup->age, 0, SSRVOPT_DWORD,
1857                                 dbg_file_path, pdb_match, NULL);
1858         break;
1859     case PDB_DS:
1860         ret = SymFindFileInPath(pcs->handle, NULL, lookup->filename,
1861                                 (PVOID)&lookup->u.ds.guid, lookup->age, 0,
1862                                 SSRVOPT_GUIDPTR, dbg_file_path, pdb_match, NULL);
1863         break;
1864     }
1865     if (!ret)
1866     {
1867         WARN("\tCouldn't find %s\n", lookup->filename);
1868         return NULL;
1869     }
1870     h = CreateFileA(dbg_file_path, GENERIC_READ, FILE_SHARE_READ, NULL,
1871                     OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
1872     TRACE("%s: %s returns %p\n", lookup->filename, dbg_file_path, h);
1873     return (h == INVALID_HANDLE_VALUE) ? NULL : h;
1874 }
1875
1876 static void pdb_process_types(const struct msc_debug_info* msc_dbg,
1877                               const char* image, struct pdb_lookup* pdb_lookup)
1878 {
1879     BYTE*       types_image = NULL;
1880
1881     types_image = pdb_read_file(image, pdb_lookup, 2);
1882     if (types_image)
1883     {
1884         PDB_TYPES               types;
1885         struct codeview_type_parse      ctp;
1886         DWORD                   total;
1887         const BYTE*             ptr;
1888         DWORD*                  offset;
1889
1890         pdb_convert_types_header(&types, types_image);
1891
1892         /* Check for unknown versions */
1893         switch (types.version)
1894         {
1895         case 19950410:      /* VC 4.0 */
1896         case 19951122:
1897         case 19961031:      /* VC 5.0 / 6.0 */
1898         case 19990903:
1899             break;
1900         default:
1901             ERR("-Unknown type info version %ld\n", types.version);
1902         }
1903
1904         ctp.module = msc_dbg->module;
1905         /* reconstruct the types offset...
1906          * FIXME: maybe it's present in the newest PDB_TYPES structures
1907          */
1908         total = types.last_index - types.first_index + 1;
1909         offset = HeapAlloc(GetProcessHeap(), 0, sizeof(DWORD) * total);
1910         ctp.table = ptr = types_image + types.type_offset;
1911         ctp.num = 0;
1912         while (ptr < ctp.table + types.type_size && ctp.num < total)
1913         {
1914             offset[ctp.num++] = ptr - ctp.table;
1915             ptr += ((const union codeview_type*)ptr)->generic.len + 2;
1916         }
1917         ctp.offset = offset;
1918
1919         /* Read type table */
1920         codeview_parse_type_table(&ctp);
1921         HeapFree(GetProcessHeap(), 0, offset);
1922         pdb_free(types_image);
1923     }
1924 }
1925
1926 static const char       PDB_JG_IDENT[] = "Microsoft C/C++ program database 2.00\r\n\032JG\0";
1927 static const char       PDB_DS_IDENT[] = "Microsoft C/C++ MSF 7.00\r\n\032DS\0";
1928
1929 /******************************************************************
1930  *              pdb_init
1931  *
1932  * Tries to load a pdb file
1933  * if do_fill is TRUE, then it just fills pdb_lookup with the information of the
1934  *      file
1935  * if do_fill is FALSE, then it just checks that the kind of PDB (stored in
1936  *      pdb_lookup) matches what's really in the file
1937  */
1938 static BOOL pdb_init(struct pdb_lookup* pdb_lookup, const char* image, BOOL do_fill)
1939 {
1940     BOOL        ret = TRUE;
1941
1942     /* check the file header, and if ok, load the TOC */
1943     TRACE("PDB(%s): %.40s\n", pdb_lookup->filename, debugstr_an(image, 40));
1944
1945     if (!memcmp(image, PDB_JG_IDENT, sizeof(PDB_JG_IDENT)))
1946     {
1947         const struct PDB_JG_HEADER* pdb = (const struct PDB_JG_HEADER*)image;
1948         struct PDB_JG_ROOT*         root;
1949
1950         pdb_lookup->u.jg.toc = pdb_jg_read(pdb, pdb->toc_block, pdb->toc.size);
1951         root = pdb_read_jg_file(pdb, pdb_lookup->u.jg.toc, 1);
1952         if (!root)
1953         {
1954             ERR("-Unable to get root from .PDB in %s\n", pdb_lookup->filename);
1955             return FALSE;
1956         }
1957         switch (root->Version)
1958         {
1959         case 19950623:      /* VC 4.0 */
1960         case 19950814:
1961         case 19960307:      /* VC 5.0 */
1962         case 19970604:      /* VC 6.0 */
1963             break;
1964         default:
1965             ERR("-Unknown root block version %ld\n", root->Version);
1966         }
1967         if (do_fill)
1968         {
1969             pdb_lookup->kind = PDB_JG;
1970             pdb_lookup->u.jg.timestamp = root->TimeDateStamp;
1971             pdb_lookup->age = root->Age;
1972         }
1973         else if (pdb_lookup->kind != PDB_JG ||
1974                  pdb_lookup->u.jg.timestamp != root->TimeDateStamp ||
1975                  pdb_lookup->age != root->Age)
1976             ret = FALSE;
1977         TRACE("found JG/%c for %s: age=%lx timestamp=%lx\n",
1978               do_fill ? 'f' : '-', pdb_lookup->filename, root->Age,
1979               root->TimeDateStamp);
1980         pdb_free(root);
1981     }
1982     else if (!memcmp(image, PDB_DS_IDENT, sizeof(PDB_DS_IDENT)))
1983     {
1984         const struct PDB_DS_HEADER* pdb = (const struct PDB_DS_HEADER*)image;
1985         struct PDB_DS_ROOT*         root;
1986
1987         pdb_lookup->u.ds.toc =
1988             pdb_ds_read(pdb,
1989                         (const DWORD*)((const char*)pdb + pdb->toc_page * pdb->block_size),
1990                         pdb->toc_size);
1991         root = pdb_read_ds_file(pdb, pdb_lookup->u.ds.toc, 1);
1992         if (!root)
1993         {
1994             ERR("-Unable to get root from .PDB in %s\n", pdb_lookup->filename);
1995             return FALSE;
1996         }
1997         switch (root->Version)
1998         {
1999         case 20000404:
2000             break;
2001         default:
2002             ERR("-Unknown root block version %ld\n", root->Version);
2003         }
2004         if (do_fill)
2005         {
2006             pdb_lookup->kind = PDB_DS;
2007             pdb_lookup->u.ds.guid = root->guid;
2008             pdb_lookup->age = root->Age;
2009         }
2010         else if (pdb_lookup->kind != PDB_DS ||
2011                  memcmp(&pdb_lookup->u.ds.guid, &root->guid, sizeof(GUID)) ||
2012                  pdb_lookup->age != root->Age)
2013             ret = FALSE;
2014         TRACE("found DS/%c for %s: age=%lx guid=%s\n",
2015               do_fill ? 'f' : '-', pdb_lookup->filename, root->Age,
2016               debugstr_guid(&root->guid));
2017         pdb_free(root);
2018     }
2019
2020     if (0) /* some tool to dump the internal files from a PDB file */
2021     {
2022         int     i, num_files;
2023
2024         switch (pdb_lookup->kind)
2025         {
2026         case PDB_JG: num_files = pdb_lookup->u.jg.toc->num_files; break;
2027         case PDB_DS: num_files = pdb_lookup->u.ds.toc->num_files; break;
2028         }
2029
2030         for (i = 1; i < num_files; i++)
2031         {
2032             unsigned char* x = pdb_read_file(image, pdb_lookup, i);
2033             FIXME("********************** [%u]: size=%08x\n",
2034                   i, pdb_get_file_size(pdb_lookup, i));
2035             dump(x, pdb_get_file_size(pdb_lookup, i));
2036             pdb_free(x);
2037         }
2038     }
2039     return ret;
2040 }
2041
2042 static BOOL pdb_process_internal(const struct process* pcs,
2043                                  const struct msc_debug_info* msc_dbg,
2044                                  struct pdb_lookup* pdb_lookup,
2045                                  unsigned module_index);
2046
2047 static void pdb_process_symbol_imports(const struct process* pcs,
2048                                        const struct msc_debug_info* msc_dbg,
2049                                        PDB_SYMBOLS* symbols,
2050                                        const void* symbols_image,
2051                                        char* image, struct pdb_lookup* pdb_lookup,
2052                                        unsigned module_index)
2053 {
2054     if (module_index == -1 && symbols && symbols->pdbimport_size)
2055     {
2056         const PDB_SYMBOL_IMPORT*imp;
2057         const void*             first;
2058         const void*             last;
2059         const char*             ptr;
2060         int                     i = 0;
2061
2062         imp = (const PDB_SYMBOL_IMPORT*)((const char*)symbols_image + sizeof(PDB_SYMBOLS) +
2063                                          symbols->module_size + symbols->offset_size +
2064                                          symbols->hash_size + symbols->srcmodule_size);
2065         first = (const char*)imp;
2066         last = (const char*)imp + symbols->pdbimport_size;
2067         while (imp < (const PDB_SYMBOL_IMPORT*)last)
2068         {
2069             ptr = (const char*)imp + sizeof(*imp) + strlen(imp->filename);
2070             if (i >= CV_MAX_MODULES) FIXME("Out of bounds !!!\n");
2071             if (!strcasecmp(pdb_lookup->filename, imp->filename))
2072             {
2073                 if (module_index != -1) FIXME("Twice the entry\n");
2074                 else module_index = i;
2075             }
2076             else
2077             {
2078                 struct pdb_lookup       imp_pdb_lookup;
2079
2080                 /* FIXME: this is an import of a JG PDB file
2081                  * how's a DS PDB handled ?
2082                  */
2083                 imp_pdb_lookup.filename = imp->filename;
2084                 imp_pdb_lookup.kind = PDB_JG;
2085                 imp_pdb_lookup.u.jg.timestamp = imp->TimeDateStamp;
2086                 imp_pdb_lookup.age = imp->Age;
2087                 TRACE("got for %s: age=%lu ts=%lx\n",
2088                       imp->filename, imp->Age, imp->TimeDateStamp);
2089                 pdb_process_internal(pcs, msc_dbg, &imp_pdb_lookup, i);
2090             }
2091             i++;
2092             imp = (const PDB_SYMBOL_IMPORT*)((const char*)first + ((ptr - (const char*)first + strlen(ptr) + 1 + 3) & ~3));
2093         }
2094     }
2095     cv_current_module = &cv_zmodules[(module_index == -1) ? 0 : module_index];
2096     if (cv_current_module->allowed) FIXME("Already allowed ??\n");
2097     cv_current_module->allowed = TRUE;
2098     pdb_process_types(msc_dbg, image, pdb_lookup);
2099 }
2100
2101 static BOOL pdb_process_internal(const struct process* pcs,
2102                                  const struct msc_debug_info* msc_dbg,
2103                                  struct pdb_lookup* pdb_lookup,
2104                                  unsigned module_index)
2105 {
2106     BOOL        ret = FALSE;
2107     HANDLE      hFile, hMap = NULL;
2108     char*       image = NULL;
2109     BYTE*       symbols_image = NULL;
2110
2111     TRACE("Processing PDB file %s\n", pdb_lookup->filename);
2112
2113     /* Open and map() .PDB file */
2114     if ((hFile = open_pdb_file(pcs, pdb_lookup)) == NULL ||
2115         ((hMap = CreateFileMappingA(hFile, NULL, PAGE_READONLY, 0, 0, NULL)) == NULL) ||
2116         ((image = MapViewOfFile(hMap, FILE_MAP_READ, 0, 0, 0)) == NULL))
2117     {
2118         WARN("Unable to open .PDB file: %s\n", pdb_lookup->filename);
2119         goto leave;
2120     }
2121     pdb_init(pdb_lookup, image, FALSE);
2122
2123     symbols_image = pdb_read_file(image, pdb_lookup, 3);
2124     if (symbols_image)
2125     {
2126         PDB_SYMBOLS symbols;
2127         BYTE*       modimage;
2128         BYTE*       file;
2129         int         header_size = 0;
2130
2131         pdb_convert_symbols_header(&symbols, &header_size, symbols_image);
2132         switch (symbols.version)
2133         {
2134         case 0:            /* VC 4.0 */
2135         case 19960307:     /* VC 5.0 */
2136         case 19970606:     /* VC 6.0 */
2137         case 19990903:
2138             break;
2139         default:
2140             ERR("-Unknown symbol info version %ld %08lx\n",
2141                 symbols.version, symbols.version);
2142         }
2143
2144         pdb_process_symbol_imports(pcs, msc_dbg, &symbols, symbols_image, image, pdb_lookup, module_index);
2145
2146         /* Read global symbol table */
2147         modimage = pdb_read_file(image, pdb_lookup, symbols.gsym_file);
2148         if (modimage)
2149         {
2150             codeview_snarf(msc_dbg, modimage, 0,
2151                            pdb_get_file_size(pdb_lookup, symbols.gsym_file), NULL);
2152
2153             pdb_free(modimage);
2154         }
2155
2156         /* Read per-module symbol / linenumber tables */
2157         file = symbols_image + header_size;
2158         while (file - symbols_image < header_size + symbols.module_size)
2159         {
2160             PDB_SYMBOL_FILE_EX          sfile;
2161             const char*                 file_name;
2162             unsigned                    size;
2163
2164             HeapValidate(GetProcessHeap(), 0, NULL);
2165             pdb_convert_symbol_file(&symbols, &sfile, &size, file);
2166
2167             modimage = pdb_read_file(image, pdb_lookup, sfile.file);
2168             if (modimage)
2169             {
2170                 struct codeview_linetab*    linetab = NULL;
2171
2172                 if (sfile.lineno_size)
2173                     linetab = codeview_snarf_linetab(msc_dbg->module,
2174                                                      modimage + sfile.symbol_size,
2175                                                      sfile.lineno_size,
2176                                                      pdb_lookup->kind == PDB_JG);
2177
2178                 if (sfile.symbol_size)
2179                     codeview_snarf(msc_dbg, modimage, sizeof(DWORD),
2180                                    sfile.symbol_size, linetab);
2181
2182                 pdb_free(modimage);
2183             }
2184             file_name = (const char*)file + size;
2185             file_name += strlen(file_name) + 1;
2186             file = (BYTE*)((DWORD)(file_name + strlen(file_name) + 1 + 3) & ~3);
2187         }
2188     }
2189     else
2190         pdb_process_symbol_imports(pcs, msc_dbg, NULL, NULL, image, pdb_lookup,
2191                                    module_index);
2192     ret = TRUE;
2193
2194  leave:
2195     /* Cleanup */
2196     if (symbols_image) pdb_free(symbols_image);
2197     pdb_free_lookup(pdb_lookup);
2198
2199     if (image) UnmapViewOfFile(image);
2200     if (hMap) CloseHandle(hMap);
2201     if (hFile) CloseHandle(hFile);
2202
2203     return ret;
2204 }
2205
2206 static BOOL pdb_process_file(const struct process* pcs,
2207                              const struct msc_debug_info* msc_dbg,
2208                              struct pdb_lookup* pdb_lookup)
2209 {
2210     BOOL        ret;
2211
2212     memset(cv_zmodules, 0, sizeof(cv_zmodules));
2213     codeview_init_basic_types(msc_dbg->module);
2214     ret = pdb_process_internal(pcs, msc_dbg, pdb_lookup, -1);
2215     codeview_clear_type_table();
2216     if (ret)
2217     {
2218         msc_dbg->module->module.SymType = SymCv;
2219         if (pdb_lookup->kind == PDB_JG)
2220             msc_dbg->module->module.PdbSig = pdb_lookup->u.jg.timestamp;
2221         else
2222             msc_dbg->module->module.PdbSig70 = pdb_lookup->u.ds.guid;
2223         msc_dbg->module->module.PdbAge = pdb_lookup->age;
2224         strcpy(msc_dbg->module->module.LoadedPdbName, pdb_lookup->filename);
2225         /* FIXME: we could have a finer grain here */
2226         msc_dbg->module->module.LineNumbers = TRUE;
2227         msc_dbg->module->module.GlobalSymbols = TRUE;
2228         msc_dbg->module->module.TypeInfo = TRUE;
2229         msc_dbg->module->module.SourceIndexed = TRUE;
2230         msc_dbg->module->module.Publics = TRUE;
2231     }
2232     return ret;
2233 }
2234
2235 BOOL pdb_fetch_file_info(struct pdb_lookup* pdb_lookup)
2236 {
2237     HANDLE              hFile, hMap = NULL;
2238     char*               image = NULL;
2239     BOOL                ret = TRUE;
2240
2241     if ((hFile = CreateFileA(pdb_lookup->filename, GENERIC_READ, FILE_SHARE_READ, NULL,
2242                              OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL)) == INVALID_HANDLE_VALUE ||
2243         ((hMap = CreateFileMappingA(hFile, NULL, PAGE_READONLY, 0, 0, NULL)) == NULL) ||
2244         ((image = MapViewOfFile(hMap, FILE_MAP_READ, 0, 0, 0)) == NULL))
2245     {
2246         WARN("Unable to open .PDB file: %s\n", pdb_lookup->filename);
2247         ret = FALSE;
2248     }
2249     else
2250     {
2251         pdb_init(pdb_lookup, image, TRUE);
2252         pdb_free_lookup(pdb_lookup);
2253     }
2254
2255     if (image) UnmapViewOfFile(image);
2256     if (hMap) CloseHandle(hMap);
2257     if (hFile) CloseHandle(hFile);
2258
2259     return ret;
2260 }
2261
2262 /*========================================================================
2263  * Process CodeView debug information.
2264  */
2265
2266 #define MAKESIG(a,b,c,d)        ((a) | ((b) << 8) | ((c) << 16) | ((d) << 24))
2267 #define CODEVIEW_NB09_SIG       MAKESIG('N','B','0','9')
2268 #define CODEVIEW_NB10_SIG       MAKESIG('N','B','1','0')
2269 #define CODEVIEW_NB11_SIG       MAKESIG('N','B','1','1')
2270 #define CODEVIEW_RSDS_SIG       MAKESIG('R','S','D','S')
2271
2272 static BOOL codeview_process_info(const struct process* pcs,
2273                                   const struct msc_debug_info* msc_dbg)
2274 {
2275     const CODEVIEW_HEADER_NBxx* cv = (const CODEVIEW_HEADER_NBxx*)msc_dbg->root;
2276     BOOL                        ret = FALSE;
2277     struct pdb_lookup           pdb_lookup;
2278
2279     TRACE("Processing signature %.4s\n", (const char*)&cv->dwSignature);
2280
2281     switch (cv->dwSignature)
2282     {
2283     case CODEVIEW_NB09_SIG:
2284     case CODEVIEW_NB11_SIG:
2285     {
2286         const CV_DIRECTORY_HEADER*      hdr = (const CV_DIRECTORY_HEADER*)(msc_dbg->root + cv->lfoDirectory);
2287         const CV_DIRECTORY_ENTRY*       ent;
2288         const CV_DIRECTORY_ENTRY*       prev;
2289         const CV_DIRECTORY_ENTRY*       next;
2290         unsigned int                    i;
2291
2292         codeview_init_basic_types(msc_dbg->module);
2293
2294         for (i = 0; i < hdr->cDir; i++)
2295         {
2296             ent = (const CV_DIRECTORY_ENTRY*)((const BYTE*)hdr + hdr->cbDirHeader + i * hdr->cbDirEntry);
2297             if (ent->subsection == sstGlobalTypes)
2298             {
2299                 const CV_ENTRY_GLOBAL_TYPES*    types;
2300                 struct codeview_type_parse      ctp;
2301
2302                 types = (const CV_ENTRY_GLOBAL_TYPES*)(msc_dbg->root + ent->lfo);
2303                 ctp.module = msc_dbg->module;
2304                 ctp.offset = (const DWORD*)(types + 1);
2305                 ctp.num    = types->cTypes;
2306                 ctp.table  = (const BYTE*)(ctp.offset + types->cTypes);
2307
2308                 cv_current_module = &cv_zmodules[0];
2309                 if (cv_current_module->allowed) FIXME("Already allowed ??\n");
2310                 cv_current_module->allowed = TRUE;
2311
2312                 codeview_parse_type_table(&ctp);
2313                 break;
2314             }
2315         }
2316
2317         ent = (const CV_DIRECTORY_ENTRY*)((const BYTE*)hdr + hdr->cbDirHeader);
2318         for (i = 0; i < hdr->cDir; i++, ent = next)
2319         {
2320             next = (i == hdr->cDir-1) ? NULL :
2321                    (const CV_DIRECTORY_ENTRY*)((const BYTE*)ent + hdr->cbDirEntry);
2322             prev = (i == 0) ? NULL :
2323                    (const CV_DIRECTORY_ENTRY*)((const BYTE*)ent - hdr->cbDirEntry);
2324
2325             if (ent->subsection == sstAlignSym)
2326             {
2327                 /*
2328                  * Check the next and previous entry.  If either is a
2329                  * sstSrcModule, it contains the line number info for
2330                  * this file.
2331                  *
2332                  * FIXME: This is not a general solution!
2333                  */
2334                 struct codeview_linetab*        linetab = NULL;
2335
2336                 if (next && next->iMod == ent->iMod &&
2337                     next->subsection == sstSrcModule)
2338                     linetab = codeview_snarf_linetab(msc_dbg->module,
2339                                                      msc_dbg->root + next->lfo, next->cb,
2340                                                      TRUE);
2341
2342                 if (prev && prev->iMod == ent->iMod &&
2343                     prev->subsection == sstSrcModule)
2344                     linetab = codeview_snarf_linetab(msc_dbg->module,
2345                                                      msc_dbg->root + prev->lfo, prev->cb,
2346                                                      TRUE);
2347
2348                 codeview_snarf(msc_dbg, msc_dbg->root + ent->lfo, sizeof(DWORD),
2349                                ent->cb, linetab);
2350             }
2351         }
2352
2353         msc_dbg->module->module.SymType = SymCv;
2354         /* FIXME: we could have a finer grain here */
2355         msc_dbg->module->module.LineNumbers = TRUE;
2356         msc_dbg->module->module.GlobalSymbols = TRUE;
2357         msc_dbg->module->module.TypeInfo = TRUE;
2358         msc_dbg->module->module.SourceIndexed = TRUE;
2359         msc_dbg->module->module.Publics = TRUE;
2360         codeview_clear_type_table();
2361         ret = TRUE;
2362         break;
2363     }
2364
2365     case CODEVIEW_NB10_SIG:
2366     {
2367         const CODEVIEW_PDB_DATA* pdb = (const CODEVIEW_PDB_DATA*)(cv + 1);
2368         pdb_lookup.filename = pdb->name;
2369         pdb_lookup.kind = PDB_JG;
2370         pdb_lookup.u.jg.timestamp = pdb->timestamp;
2371         pdb_lookup.u.jg.toc = NULL;
2372         pdb_lookup.age = pdb->unknown;
2373         ret = pdb_process_file(pcs, msc_dbg, &pdb_lookup);
2374         break;
2375     }
2376     case CODEVIEW_RSDS_SIG:
2377     {
2378         const CODEVIEW_HEADER_RSDS* rsds = (const CODEVIEW_HEADER_RSDS*)msc_dbg->root;
2379
2380         TRACE("Got RSDS type of PDB file: guid=%s unk=%08lx name=%s\n",
2381               wine_dbgstr_guid(&rsds->guid), rsds->unknown, rsds->name);
2382         pdb_lookup.filename = rsds->name;
2383         pdb_lookup.kind = PDB_DS;
2384         pdb_lookup.u.ds.guid = rsds->guid;
2385         pdb_lookup.u.ds.toc = NULL;
2386         pdb_lookup.age = rsds->unknown;
2387         ret = pdb_process_file(pcs, msc_dbg, &pdb_lookup);
2388         break;
2389     }
2390     default:
2391         ERR("Unknown CODEVIEW signature %08lX in module %s\n",
2392             cv->dwSignature, msc_dbg->module->module.ModuleName);
2393         break;
2394     }
2395     if (ret)
2396     {
2397         msc_dbg->module->module.CVSig = cv->dwSignature;
2398         memcpy(msc_dbg->module->module.CVData, cv,
2399                sizeof(msc_dbg->module->module.CVData));
2400     }
2401     return ret;
2402 }
2403
2404 /*========================================================================
2405  * Process debug directory.
2406  */
2407 BOOL pe_load_debug_directory(const struct process* pcs, struct module* module,
2408                              const BYTE* mapping,
2409                              const IMAGE_SECTION_HEADER* sectp, DWORD nsect,
2410                              const IMAGE_DEBUG_DIRECTORY* dbg, int nDbg)
2411 {
2412     BOOL                        ret;
2413     int                         i;
2414     struct msc_debug_info       msc_dbg;
2415
2416     msc_dbg.module = module;
2417     msc_dbg.nsect  = nsect;
2418     msc_dbg.sectp  = sectp;
2419     msc_dbg.nomap  = 0;
2420     msc_dbg.omapp  = NULL;
2421
2422     __TRY
2423     {
2424         ret = FALSE;
2425
2426         /* First, watch out for OMAP data */
2427         for (i = 0; i < nDbg; i++)
2428         {
2429             if (dbg[i].Type == IMAGE_DEBUG_TYPE_OMAP_FROM_SRC)
2430             {
2431                 msc_dbg.nomap = dbg[i].SizeOfData / sizeof(OMAP_DATA);
2432                 msc_dbg.omapp = (const OMAP_DATA*)(mapping + dbg[i].PointerToRawData);
2433                 break;
2434             }
2435         }
2436
2437         /* Now, try to parse CodeView debug info */
2438         for (i = 0; i < nDbg; i++)
2439         {
2440             if (dbg[i].Type == IMAGE_DEBUG_TYPE_CODEVIEW)
2441             {
2442                 msc_dbg.root = mapping + dbg[i].PointerToRawData;
2443                 if ((ret = codeview_process_info(pcs, &msc_dbg))) goto done;
2444             }
2445         }
2446
2447         /* If not found, try to parse COFF debug info */
2448         for (i = 0; i < nDbg; i++)
2449         {
2450             if (dbg[i].Type == IMAGE_DEBUG_TYPE_COFF)
2451             {
2452                 msc_dbg.root = mapping + dbg[i].PointerToRawData;
2453                 if ((ret = coff_process_info(&msc_dbg))) goto done;
2454             }
2455         }
2456     done:
2457          /* FIXME: this should be supported... this is the debug information for
2458           * functions compiled without a frame pointer (FPO = frame pointer omission)
2459           * the associated data helps finding out the relevant information
2460           */
2461         for (i = 0; i < nDbg; i++)
2462             if (dbg[i].Type == IMAGE_DEBUG_TYPE_FPO)
2463                 FIXME("This guy has FPO information\n");
2464 #if 0
2465
2466 #define FRAME_FPO   0
2467 #define FRAME_TRAP  1
2468 #define FRAME_TSS   2
2469
2470 typedef struct _FPO_DATA
2471 {
2472         DWORD       ulOffStart;            /* offset 1st byte of function code */
2473         DWORD       cbProcSize;            /* # bytes in function */
2474         DWORD       cdwLocals;             /* # bytes in locals/4 */
2475         WORD        cdwParams;             /* # bytes in params/4 */
2476
2477         WORD        cbProlog : 8;          /* # bytes in prolog */
2478         WORD        cbRegs   : 3;          /* # regs saved */
2479         WORD        fHasSEH  : 1;          /* TRUE if SEH in func */
2480         WORD        fUseBP   : 1;          /* TRUE if EBP has been allocated */
2481         WORD        reserved : 1;          /* reserved for future use */
2482         WORD        cbFrame  : 2;          /* frame type */
2483 } FPO_DATA;
2484 #endif
2485
2486     }
2487     __EXCEPT_PAGE_FAULT
2488     {
2489         ERR("Got a page fault while loading symbols\n");
2490         ret = FALSE;
2491     }
2492     __ENDTRY
2493     return ret;
2494 }