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

   1 /*
   2  * File msc.c - read VC++ debug information from COFF and eventually
   3  * from PDB files.
   4  *
   5  * Copyright (C) 1996,      Eric Youngdale.
   6  * Copyright (C) 1999-2000, Ulrich Weigand.
   7  * Copyright (C) 2004-2009, Eric Pouech.
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23
  24 /*
  25  * Note - this handles reading debug information for 32 bit applications
  26  * that run under Windows-NT for example.  I doubt that this would work well
  27  * for 16 bit applications, but I don't think it really matters since the
  28  * file format is different, and we should never get in here in such cases.
  29  *
  30  * TODO:
  31  *      Get 16 bit CV stuff working.
  32  *      Add symbol size to internal symbol table.
  33  */
  34
  35 #define NONAMELESSUNION
  36
  37 #include "config.h"
  38 #include "wine/port.h"
  39
  40 #include <assert.h>
  41 #include <stdio.h>
  42 #include <stdlib.h>
  43
  44 #include <string.h>
  45 #ifdef HAVE_UNISTD_H
  46 # include <unistd.h>
  47 #endif
  48
  49 #include <stdarg.h>
  50 #include "windef.h"
  51 #include "winbase.h"
  52 #include "winternl.h"
  53
  54 #include "wine/exception.h"
  55 #include "wine/debug.h"
  56 #include "dbghelp_private.h"
  57 #include "wine/mscvpdb.h"
  58
  59 WINE_DEFAULT_DEBUG_CHANNEL(dbghelp_msc);
  60
  61 #define MAX_PATHNAME_LEN 1024
  62
  63 struct pdb_stream_name
  64 {
  65     const char* name;
  66     unsigned    index;
  67 };
  68
  69 struct pdb_file_info
  70 {
  71     enum pdb_kind               kind;
  72     DWORD                       age;
  73     HANDLE                      hMap;
  74     const char*                 image;
  75     struct pdb_stream_name*     stream_dict;
  76     unsigned                    fpoext_stream;
  77     union
  78     {
  79         struct
  80         {
  81             DWORD               timestamp;
  82             struct PDB_JG_TOC*  toc;
  83         } jg;
  84         struct
  85         {
  86             GUID                guid;
  87             struct PDB_DS_TOC*  toc;
  88         } ds;
  89     } u;
  90 };
  91
  92 /* FIXME: don't make it static */
  93 #define CV_MAX_MODULES          32
  94 struct pdb_module_info
  95 {
  96     unsigned                    used_subfiles;
  97     struct pdb_file_info        pdb_files[CV_MAX_MODULES];
  98 };
  99
 100 /*========================================================================
 101  * Debug file access helper routines
 102  */
 103
 104 static void dump(const void* ptr, unsigned len)
 105 {
 106     unsigned int i, j;
 107     char        msg[128];
 108     const char* hexof = "0123456789abcdef";
 109     const BYTE* x = ptr;
 110
 111     for (i = 0; i < len; i += 16)
 112     {
 113         sprintf(msg, "%08x: ", i);
 114         memset(msg + 10, ' ', 3 * 16 + 1 + 16);
 115         for (j = 0; j < min(16, len - i); j++)
 116         {
 117             msg[10 + 3 * j + 0] = hexof[x[i + j] >> 4];
 118             msg[10 + 3 * j + 1] = hexof[x[i + j] & 15];
 119             msg[10 + 3 * j + 2] = ' ';
 120             msg[10 + 3 * 16 + 1 + j] = (x[i + j] >= 0x20 && x[i + j] < 0x7f) ?
 121                 x[i + j] : '.';
 122         }
 123         msg[10 + 3 * 16] = ' ';
 124         msg[10 + 3 * 16 + 1 + 16] = '\0';
 125         FIXME("%s\n", msg);
 126     }
 127 }
 128
 129 /*========================================================================
 130  * Process CodeView type information.
 131  */
 132
 133 #define MAX_BUILTIN_TYPES       0x06FF
 134 #define FIRST_DEFINABLE_TYPE    0x1000
 135
 136 static struct symt*     cv_basic_types[MAX_BUILTIN_TYPES];
 137
 138 struct cv_defined_module
 139 {
 140     BOOL                allowed;
 141     unsigned int        num_defined_types;
 142     struct symt**       defined_types;
 143 };
 144 /* FIXME: don't make it static */
 145 #define CV_MAX_MODULES          32
 146 static struct cv_defined_module cv_zmodules[CV_MAX_MODULES];
 147 static struct cv_defined_module*cv_current_module;
 148
 149 static void codeview_init_basic_types(struct module* module)
 150 {
 151     /*
 152      * These are the common builtin types that are used by VC++.
 153      */
 154     cv_basic_types[T_NOTYPE] = NULL;
 155     cv_basic_types[T_ABS]    = NULL;
 156     cv_basic_types[T_VOID]   = &symt_new_basic(module, btVoid,  "void", 0)->symt;
 157     cv_basic_types[T_CHAR]   = &symt_new_basic(module, btChar,  "char", 1)->symt;
 158     cv_basic_types[T_SHORT]  = &symt_new_basic(module, btInt,   "short int", 2)->symt;
 159     cv_basic_types[T_LONG]   = &symt_new_basic(module, btInt,   "long int", 4)->symt;
 160     cv_basic_types[T_QUAD]   = &symt_new_basic(module, btInt,   "long long int", 8)->symt;
 161     cv_basic_types[T_UCHAR]  = &symt_new_basic(module, btUInt,  "unsigned char", 1)->symt;
 162     cv_basic_types[T_USHORT] = &symt_new_basic(module, btUInt,  "unsigned short", 2)->symt;
 163     cv_basic_types[T_ULONG]  = &symt_new_basic(module, btUInt,  "unsigned long", 4)->symt;
 164     cv_basic_types[T_UQUAD]  = &symt_new_basic(module, btUInt,  "unsigned long long", 8)->symt;
 165     cv_basic_types[T_BOOL08] = &symt_new_basic(module, btBool,  "BOOL08", 1)->symt;
 166     cv_basic_types[T_BOOL16] = &symt_new_basic(module, btBool,  "BOOL16", 2)->symt;
 167     cv_basic_types[T_BOOL32] = &symt_new_basic(module, btBool,  "BOOL32", 4)->symt;
 168     cv_basic_types[T_BOOL64] = &symt_new_basic(module, btBool,  "BOOL64", 8)->symt;
 169     cv_basic_types[T_REAL32] = &symt_new_basic(module, btFloat, "float", 4)->symt;
 170     cv_basic_types[T_REAL64] = &symt_new_basic(module, btFloat, "double", 8)->symt;
 171     cv_basic_types[T_REAL80] = &symt_new_basic(module, btFloat, "long double", 10)->symt;
 172     cv_basic_types[T_RCHAR]  = &symt_new_basic(module, btInt,   "signed char", 1)->symt;
 173     cv_basic_types[T_WCHAR]  = &symt_new_basic(module, btWChar, "wchar_t", 2)->symt;
 174     cv_basic_types[T_INT2]   = &symt_new_basic(module, btInt,   "INT2", 2)->symt;
 175     cv_basic_types[T_UINT2]  = &symt_new_basic(module, btUInt,  "UINT2", 2)->symt;
 176     cv_basic_types[T_INT4]   = &symt_new_basic(module, btInt,   "INT4", 4)->symt;
 177     cv_basic_types[T_UINT4]  = &symt_new_basic(module, btUInt,  "UINT4", 4)->symt;
 178     cv_basic_types[T_INT8]   = &symt_new_basic(module, btInt,   "INT8", 8)->symt;
 179     cv_basic_types[T_UINT8]  = &symt_new_basic(module, btUInt,  "UINT8", 8)->symt;
 180     cv_basic_types[T_HRESULT]= &symt_new_basic(module, btUInt,  "HRESULT", 4)->symt;
 181
 182     cv_basic_types[T_32PVOID]   = &symt_new_pointer(module, cv_basic_types[T_VOID], 4)->symt;
 183     cv_basic_types[T_32PCHAR]   = &symt_new_pointer(module, cv_basic_types[T_CHAR], 4)->symt;
 184     cv_basic_types[T_32PSHORT]  = &symt_new_pointer(module, cv_basic_types[T_SHORT], 4)->symt;
 185     cv_basic_types[T_32PLONG]   = &symt_new_pointer(module, cv_basic_types[T_LONG], 4)->symt;
 186     cv_basic_types[T_32PQUAD]   = &symt_new_pointer(module, cv_basic_types[T_QUAD], 4)->symt;
 187     cv_basic_types[T_32PUCHAR]  = &symt_new_pointer(module, cv_basic_types[T_UCHAR], 4)->symt;
 188     cv_basic_types[T_32PUSHORT] = &symt_new_pointer(module, cv_basic_types[T_USHORT], 4)->symt;
 189     cv_basic_types[T_32PULONG]  = &symt_new_pointer(module, cv_basic_types[T_ULONG], 4)->symt;
 190     cv_basic_types[T_32PUQUAD]  = &symt_new_pointer(module, cv_basic_types[T_UQUAD], 4)->symt;
 191     cv_basic_types[T_32PBOOL08] = &symt_new_pointer(module, cv_basic_types[T_BOOL08], 4)->symt;
 192     cv_basic_types[T_32PBOOL16] = &symt_new_pointer(module, cv_basic_types[T_BOOL16], 4)->symt;
 193     cv_basic_types[T_32PBOOL32] = &symt_new_pointer(module, cv_basic_types[T_BOOL32], 4)->symt;
 194     cv_basic_types[T_32PBOOL64] = &symt_new_pointer(module, cv_basic_types[T_BOOL64], 4)->symt;
 195     cv_basic_types[T_32PREAL32] = &symt_new_pointer(module, cv_basic_types[T_REAL32], 4)->symt;
 196     cv_basic_types[T_32PREAL64] = &symt_new_pointer(module, cv_basic_types[T_REAL64], 4)->symt;
 197     cv_basic_types[T_32PREAL80] = &symt_new_pointer(module, cv_basic_types[T_REAL80], 4)->symt;
 198     cv_basic_types[T_32PRCHAR]  = &symt_new_pointer(module, cv_basic_types[T_RCHAR], 4)->symt;
 199     cv_basic_types[T_32PWCHAR]  = &symt_new_pointer(module, cv_basic_types[T_WCHAR], 4)->symt;
 200     cv_basic_types[T_32PINT2]   = &symt_new_pointer(module, cv_basic_types[T_INT2], 4)->symt;
 201     cv_basic_types[T_32PUINT2]  = &symt_new_pointer(module, cv_basic_types[T_UINT2], 4)->symt;
 202     cv_basic_types[T_32PINT4]   = &symt_new_pointer(module, cv_basic_types[T_INT4], 4)->symt;
 203     cv_basic_types[T_32PUINT4]  = &symt_new_pointer(module, cv_basic_types[T_UINT4], 4)->symt;
 204     cv_basic_types[T_32PINT8]   = &symt_new_pointer(module, cv_basic_types[T_INT8], 4)->symt;
 205     cv_basic_types[T_32PUINT8]  = &symt_new_pointer(module, cv_basic_types[T_UINT8], 4)->symt;
 206     cv_basic_types[T_32PHRESULT]= &symt_new_pointer(module, cv_basic_types[T_HRESULT], 4)->symt;
 207
 208     cv_basic_types[T_64PVOID]   = &symt_new_pointer(module, cv_basic_types[T_VOID], 8)->symt;
 209     cv_basic_types[T_64PCHAR]   = &symt_new_pointer(module, cv_basic_types[T_CHAR], 8)->symt;
 210     cv_basic_types[T_64PSHORT]  = &symt_new_pointer(module, cv_basic_types[T_SHORT], 8)->symt;
 211     cv_basic_types[T_64PLONG]   = &symt_new_pointer(module, cv_basic_types[T_LONG], 8)->symt;
 212     cv_basic_types[T_64PQUAD]   = &symt_new_pointer(module, cv_basic_types[T_QUAD], 8)->symt;
 213     cv_basic_types[T_64PUCHAR]  = &symt_new_pointer(module, cv_basic_types[T_UCHAR], 8)->symt;
 214     cv_basic_types[T_64PUSHORT] = &symt_new_pointer(module, cv_basic_types[T_USHORT], 8)->symt;
 215     cv_basic_types[T_64PULONG]  = &symt_new_pointer(module, cv_basic_types[T_ULONG], 8)->symt;
 216     cv_basic_types[T_64PUQUAD]  = &symt_new_pointer(module, cv_basic_types[T_UQUAD], 8)->symt;
 217     cv_basic_types[T_64PBOOL08] = &symt_new_pointer(module, cv_basic_types[T_BOOL08], 8)->symt;
 218     cv_basic_types[T_64PBOOL16] = &symt_new_pointer(module, cv_basic_types[T_BOOL16], 8)->symt;
 219     cv_basic_types[T_64PBOOL32] = &symt_new_pointer(module, cv_basic_types[T_BOOL32], 8)->symt;
 220     cv_basic_types[T_64PBOOL64] = &symt_new_pointer(module, cv_basic_types[T_BOOL64], 8)->symt;
 221     cv_basic_types[T_64PREAL32] = &symt_new_pointer(module, cv_basic_types[T_REAL32], 8)->symt;
 222     cv_basic_types[T_64PREAL64] = &symt_new_pointer(module, cv_basic_types[T_REAL64], 8)->symt;
 223     cv_basic_types[T_64PREAL80] = &symt_new_pointer(module, cv_basic_types[T_REAL80], 8)->symt;
 224     cv_basic_types[T_64PRCHAR]  = &symt_new_pointer(module, cv_basic_types[T_RCHAR], 8)->symt;
 225     cv_basic_types[T_64PWCHAR]  = &symt_new_pointer(module, cv_basic_types[T_WCHAR], 8)->symt;
 226     cv_basic_types[T_64PINT2]   = &symt_new_pointer(module, cv_basic_types[T_INT2], 8)->symt;
 227     cv_basic_types[T_64PUINT2]  = &symt_new_pointer(module, cv_basic_types[T_UINT2], 8)->symt;
 228     cv_basic_types[T_64PINT4]   = &symt_new_pointer(module, cv_basic_types[T_INT4], 8)->symt;
 229     cv_basic_types[T_64PUINT4]  = &symt_new_pointer(module, cv_basic_types[T_UINT4], 8)->symt;
 230     cv_basic_types[T_64PINT8]   = &symt_new_pointer(module, cv_basic_types[T_INT8], 8)->symt;
 231     cv_basic_types[T_64PUINT8]  = &symt_new_pointer(module, cv_basic_types[T_UINT8], 8)->symt;
 232     cv_basic_types[T_64PHRESULT]= &symt_new_pointer(module, cv_basic_types[T_HRESULT], 8)->symt;
 233 }
 234
 235 static int leaf_as_variant(VARIANT* v, const unsigned short int* leaf)
 236 {
 237     unsigned short int type = *leaf++;
 238     int length = 2;
 239
 240     if (type < LF_NUMERIC)
 241     {
 242         v->n1.n2.vt = VT_UINT;
 243         v->n1.n2.n3.uintVal = type;
 244     }
 245     else
 246     {
 247         switch (type)
 248         {
 249         case LF_CHAR:
 250             length += 1;
 251             v->n1.n2.vt = VT_I1;
 252             v->n1.n2.n3.cVal = *(const char*)leaf;
 253             break;
 254
 255         case LF_SHORT:
 256             length += 2;
 257             v->n1.n2.vt = VT_I2;
 258             v->n1.n2.n3.iVal = *(const short*)leaf;
 259             break;
 260
 261         case LF_USHORT:
 262             length += 2;
 263             v->n1.n2.vt = VT_UI2;
 264             v->n1.n2.n3.uiVal = *leaf;
 265             break;
 266
 267         case LF_LONG:
 268             length += 4;
 269             v->n1.n2.vt = VT_I4;
 270             v->n1.n2.n3.lVal = *(const int*)leaf;
 271             break;
 272
 273         case LF_ULONG:
 274             length += 4;
 275             v->n1.n2.vt = VT_UI4;
 276             v->n1.n2.n3.uiVal = *(const unsigned int*)leaf;
 277             break;
 278
 279         case LF_QUADWORD:
 280             length += 8;
 281             v->n1.n2.vt = VT_I8;
 282             v->n1.n2.n3.llVal = *(const long long int*)leaf;
 283             break;
 284
 285         case LF_UQUADWORD:
 286             length += 8;
 287             v->n1.n2.vt = VT_UI8;
 288             v->n1.n2.n3.ullVal = *(const long long unsigned int*)leaf;
 289             break;
 290
 291         case LF_REAL32:
 292             length += 4;
 293             v->n1.n2.vt = VT_R4;
 294             v->n1.n2.n3.fltVal = *(const float*)leaf;
 295             break;
 296
 297         case LF_REAL48:
 298             FIXME("Unsupported numeric leaf type %04x\n", type);
 299             length += 6;
 300             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 301             break;
 302
 303         case LF_REAL64:
 304             length += 8;
 305             v->n1.n2.vt = VT_R8;
 306             v->n1.n2.n3.fltVal = *(const double*)leaf;
 307             break;
 308
 309         case LF_REAL80:
 310             FIXME("Unsupported numeric leaf type %04x\n", type);
 311             length += 10;
 312             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 313             break;
 314
 315         case LF_REAL128:
 316             FIXME("Unsupported numeric leaf type %04x\n", type);
 317             length += 16;
 318             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 319             break;
 320
 321         case LF_COMPLEX32:
 322             FIXME("Unsupported numeric leaf type %04x\n", type);
 323             length += 4;
 324             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 325             break;
 326
 327         case LF_COMPLEX64:
 328             FIXME("Unsupported numeric leaf type %04x\n", type);
 329             length += 8;
 330             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 331             break;
 332
 333         case LF_COMPLEX80:
 334             FIXME("Unsupported numeric leaf type %04x\n", type);
 335             length += 10;
 336             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 337             break;
 338
 339         case LF_COMPLEX128:
 340             FIXME("Unsupported numeric leaf type %04x\n", type);
 341             length += 16;
 342             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 343             break;
 344
 345         case LF_VARSTRING:
 346             FIXME("Unsupported numeric leaf type %04x\n", type);
 347             length += 2 + *leaf;
 348             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 349             break;
 350
 351         default:
 352             FIXME("Unknown numeric leaf type %04x\n", type);
 353             v->n1.n2.vt = VT_EMPTY;     /* FIXME */
 354             break;
 355         }
 356     }
 357
 358     return length;
 359 }
 360
 361 static int numeric_leaf(int* value, const unsigned short int* leaf)
 362 {
 363     unsigned short int type = *leaf++;
 364     int length = 2;
 365
 366     if (type < LF_NUMERIC)
 367     {
 368         *value = type;
 369     }
 370     else
 371     {
 372         switch (type)
 373         {
 374         case LF_CHAR:
 375             length += 1;
 376             *value = *(const char*)leaf;
 377             break;
 378
 379         case LF_SHORT:
 380             length += 2;
 381             *value = *(const short*)leaf;
 382             break;
 383
 384         case LF_USHORT:
 385             length += 2;
 386             *value = *leaf;
 387             break;
 388
 389         case LF_LONG:
 390             length += 4;
 391             *value = *(const int*)leaf;
 392             break;
 393
 394         case LF_ULONG:
 395             length += 4;
 396             *value = *(const unsigned int*)leaf;
 397             break;
 398
 399         case LF_QUADWORD:
 400         case LF_UQUADWORD:
 401             FIXME("Unsupported numeric leaf type %04x\n", type);
 402             length += 8;
 403             *value = 0;    /* FIXME */
 404             break;
 405
 406         case LF_REAL32:
 407             FIXME("Unsupported numeric leaf type %04x\n", type);
 408             length += 4;
 409             *value = 0;    /* FIXME */
 410             break;
 411
 412         case LF_REAL48:
 413             FIXME("Unsupported numeric leaf type %04x\n", type);
 414             length += 6;
 415             *value = 0;    /* FIXME */
 416             break;
 417
 418         case LF_REAL64:
 419             FIXME("Unsupported numeric leaf type %04x\n", type);
 420             length += 8;
 421             *value = 0;    /* FIXME */
 422             break;
 423
 424         case LF_REAL80:
 425             FIXME("Unsupported numeric leaf type %04x\n", type);
 426             length += 10;
 427             *value = 0;    /* FIXME */
 428             break;
 429
 430         case LF_REAL128:
 431             FIXME("Unsupported numeric leaf type %04x\n", type);
 432             length += 16;
 433             *value = 0;    /* FIXME */
 434             break;
 435
 436         case LF_COMPLEX32:
 437             FIXME("Unsupported numeric leaf type %04x\n", type);
 438             length += 4;
 439             *value = 0;    /* FIXME */
 440             break;
 441
 442         case LF_COMPLEX64:
 443             FIXME("Unsupported numeric leaf type %04x\n", type);
 444             length += 8;
 445             *value = 0;    /* FIXME */
 446             break;
 447
 448         case LF_COMPLEX80:
 449             FIXME("Unsupported numeric leaf type %04x\n", type);
 450             length += 10;
 451             *value = 0;    /* FIXME */
 452             break;
 453
 454         case LF_COMPLEX128:
 455             FIXME("Unsupported numeric leaf type %04x\n", type);
 456             length += 16;
 457             *value = 0;    /* FIXME */
 458             break;
 459
 460         case LF_VARSTRING:
 461             FIXME("Unsupported numeric leaf type %04x\n", type);
 462             length += 2 + *leaf;
 463             *value = 0;    /* FIXME */
 464             break;
 465
 466         default:
 467             FIXME("Unknown numeric leaf type %04x\n", type);
 468             *value = 0;
 469             break;
 470         }
 471     }
 472
 473     return length;
 474 }
 475
 476 /* convert a pascal string (as stored in debug information) into
 477  * a C string (null terminated).
 478  */
 479 static const char* terminate_string(const struct p_string* p_name)
 480 {
 481     static char symname[256];
 482
 483     memcpy(symname, p_name->name, p_name->namelen);
 484     symname[p_name->namelen] = '\0';
 485
 486     return (!*symname || strcmp(symname, "__unnamed") == 0) ? NULL : symname;
 487 }
 488
 489 static struct symt*  codeview_get_type(unsigned int typeno, BOOL quiet)
 490 {
 491     struct symt*        symt = NULL;
 492
 493     /*
 494      * Convert Codeview type numbers into something we can grok internally.
 495      * Numbers < FIRST_DEFINABLE_TYPE are all fixed builtin types.
 496      * Numbers from FIRST_DEFINABLE_TYPE and up are all user defined (structs, etc).
 497      */
 498     if (typeno < FIRST_DEFINABLE_TYPE)
 499     {
 500         if (typeno < MAX_BUILTIN_TYPES)
 501             symt = cv_basic_types[typeno];
 502     }
 503     else
 504     {
 505         unsigned        mod_index = typeno >> 24;
 506         unsigned        mod_typeno = typeno & 0x00FFFFFF;
 507         struct cv_defined_module*       mod;
 508
 509         mod = (mod_index == 0) ? cv_current_module : &cv_zmodules[mod_index];
 510
 511         if (mod_index >= CV_MAX_MODULES || !mod->allowed)
 512             FIXME("Module of index %d isn't loaded yet (%x)\n", mod_index, typeno);
 513         else
 514         {
 515             if (mod_typeno - FIRST_DEFINABLE_TYPE < mod->num_defined_types)
 516                 symt = mod->defined_types[mod_typeno - FIRST_DEFINABLE_TYPE];
 517         }
 518     }
 519     if (!quiet && !symt && typeno) FIXME("Returning NULL symt for type-id %x\n", typeno);
 520     return symt;
 521 }
 522
 523 struct codeview_type_parse
 524 {
 525     struct module*      module;
 526     const BYTE*         table;
 527     const DWORD*        offset;
 528     DWORD               num;
 529 };
 530
 531 static inline const void* codeview_jump_to_type(const struct codeview_type_parse* ctp, DWORD idx)
 532 {
 533     if (idx < FIRST_DEFINABLE_TYPE) return NULL;
 534     idx -= FIRST_DEFINABLE_TYPE;
 535     return (idx >= ctp->num) ? NULL : (ctp->table + ctp->offset[idx]);
 536 }
 537
 538 static int codeview_add_type(unsigned int typeno, struct symt* dt)
 539 {
 540     if (typeno < FIRST_DEFINABLE_TYPE)
 541         FIXME("What the heck\n");
 542     if (!cv_current_module)
 543     {
 544         FIXME("Adding %x to non allowed module\n", typeno);
 545         return FALSE;
 546     }
 547     if ((typeno >> 24) != 0)
 548         FIXME("No module index while inserting type-id assumption is wrong %x\n",
 549               typeno);
 550     if (typeno - FIRST_DEFINABLE_TYPE >= cv_current_module->num_defined_types)
 551     {
 552         if (cv_current_module->defined_types)
 553         {
 554             cv_current_module->num_defined_types = max( cv_current_module->num_defined_types * 2,
 555                                                         typeno - FIRST_DEFINABLE_TYPE + 1 );
 556             cv_current_module->defined_types = HeapReAlloc(GetProcessHeap(),
 557                             HEAP_ZERO_MEMORY, cv_current_module->defined_types,
 558                             cv_current_module->num_defined_types * sizeof(struct symt*));
 559         }
 560         else
 561         {
 562             cv_current_module->num_defined_types = max( 256, typeno - FIRST_DEFINABLE_TYPE + 1 );
 563             cv_current_module->defined_types = HeapAlloc(GetProcessHeap(),
 564                             HEAP_ZERO_MEMORY,
 565                             cv_current_module->num_defined_types * sizeof(struct symt*));
 566         }
 567         if (cv_current_module->defined_types == NULL) return FALSE;
 568     }
 569     if (cv_current_module->defined_types[typeno - FIRST_DEFINABLE_TYPE])
 570     {
 571         if (cv_current_module->defined_types[typeno - FIRST_DEFINABLE_TYPE] != dt)
 572             FIXME("Overwriting at %x\n", typeno);
 573     }
 574     cv_current_module->defined_types[typeno - FIRST_DEFINABLE_TYPE] = dt;
 575     return TRUE;
 576 }
 577
 578 static void codeview_clear_type_table(void)
 579 {
 580     int i;
 581
 582     for (i = 0; i < CV_MAX_MODULES; i++)
 583     {
 584         if (cv_zmodules[i].allowed)
 585             HeapFree(GetProcessHeap(), 0, cv_zmodules[i].defined_types);
 586         cv_zmodules[i].allowed = FALSE;
 587         cv_zmodules[i].defined_types = NULL;
 588         cv_zmodules[i].num_defined_types = 0;
 589     }
 590     cv_current_module = NULL;
 591 }
 592
 593 static struct symt* codeview_parse_one_type(struct codeview_type_parse* ctp,
 594                                             unsigned curr_type,
 595                                             const union codeview_type* type, BOOL details);
 596
 597 static void* codeview_cast_symt(struct symt* symt, enum SymTagEnum tag)
 598 {
 599     if (symt->tag != tag)
 600     {
 601         FIXME("Bad tag. Expected %d, but got %d\n", tag, symt->tag);
 602         return NULL;
 603     }
 604     return symt;
 605 }
 606
 607 static struct symt* codeview_fetch_type(struct codeview_type_parse* ctp,
 608                                         unsigned typeno, BOOL details)
 609 {
 610     struct symt*                symt;
 611     const union codeview_type*  p;
 612
 613     if (!typeno) return NULL;
 614     if ((symt = codeview_get_type(typeno, TRUE))) return symt;
 615
 616     /* forward declaration */
 617     if (!(p = codeview_jump_to_type(ctp, typeno)))
 618     {
 619         FIXME("Cannot locate type %x\n", typeno);
 620         return NULL;
 621     }
 622     symt = codeview_parse_one_type(ctp, typeno, p, details);
 623     if (!symt) FIXME("Couldn't load forward type %x\n", typeno);
 624     return symt;
 625 }
 626
 627 static struct symt* codeview_add_type_pointer(struct codeview_type_parse* ctp,
 628                                               struct symt* existing,
 629                                               unsigned int pointee_type)
 630 {
 631     struct symt* pointee;
 632
 633     if (existing)
 634     {
 635         existing = codeview_cast_symt(existing, SymTagPointerType);
 636         return existing;
 637     }
 638     pointee = codeview_fetch_type(ctp, pointee_type, FALSE);
 639     return &symt_new_pointer(ctp->module, pointee, sizeof(void *))->symt;
 640 }
 641
 642 static struct symt* codeview_add_type_array(struct codeview_type_parse* ctp,
 643                                             const char* name,
 644                                             unsigned int elemtype,
 645                                             unsigned int indextype,
 646                                             unsigned int arr_len)
 647 {
 648     struct symt*        elem = codeview_fetch_type(ctp, elemtype, FALSE);
 649     struct symt*        index = codeview_fetch_type(ctp, indextype, FALSE);
 650
 651     return &symt_new_array(ctp->module, 0, -arr_len, elem, index)->symt;
 652 }
 653
 654 static int codeview_add_type_enum_field_list(struct module* module,
 655                                              struct symt_enum* symt,
 656                                              const union codeview_reftype* ref_type)
 657 {
 658     const unsigned char*                ptr = ref_type->fieldlist.list;
 659     const unsigned char*                last = (const BYTE*)ref_type + ref_type->generic.len + 2;
 660     const union codeview_fieldtype*     type;
 661
 662     while (ptr < last)
 663     {
 664         if (*ptr >= 0xf0)       /* LF_PAD... */
 665         {
 666             ptr += *ptr & 0x0f;
 667             continue;
 668         }
 669
 670         type = (const union codeview_fieldtype*)ptr;
 671
 672         switch (type->generic.id)
 673         {
 674         case LF_ENUMERATE_V1:
 675         {
 676             int value, vlen = numeric_leaf(&value, &type->enumerate_v1.value);
 677             const struct p_string* p_name = (const struct p_string*)((const unsigned char*)&type->enumerate_v1.value + vlen);
 678
 679             symt_add_enum_element(module, symt, terminate_string(p_name), value);
 680             ptr += 2 + 2 + vlen + (1 + p_name->namelen);
 681             break;
 682         }
 683         case LF_ENUMERATE_V3:
 684         {
 685             int value, vlen = numeric_leaf(&value, &type->enumerate_v3.value);
 686             const char* name = (const char*)&type->enumerate_v3.value + vlen;
 687
 688             symt_add_enum_element(module, symt, name, value);
 689             ptr += 2 + 2 + vlen + (1 + strlen(name));
 690             break;
 691         }
 692
 693         default:
 694             FIXME("Unsupported type %04x in ENUM field list\n", type->generic.id);
 695             return FALSE;
 696         }
 697     }
 698     return TRUE;
 699 }
 700
 701 static void codeview_add_udt_element(struct codeview_type_parse* ctp,
 702                                      struct symt_udt* symt, const char* name,
 703                                      int value, unsigned type)
 704 {
 705     struct symt*                subtype;
 706     const union codeview_reftype*cv_type;
 707
 708     if ((cv_type = codeview_jump_to_type(ctp, type)))
 709     {
 710         switch (cv_type->generic.id)
 711         {
 712         case LF_BITFIELD_V1:
 713             symt_add_udt_element(ctp->module, symt, name,
 714                                  codeview_fetch_type(ctp, cv_type->bitfield_v1.type, FALSE),
 715                                  (value << 3) + cv_type->bitfield_v1.bitoff,
 716                                  cv_type->bitfield_v1.nbits);
 717             return;
 718         case LF_BITFIELD_V2:
 719             symt_add_udt_element(ctp->module, symt, name,
 720                                  codeview_fetch_type(ctp, cv_type->bitfield_v2.type, FALSE),
 721                                  (value << 3) + cv_type->bitfield_v2.bitoff,
 722                                  cv_type->bitfield_v2.nbits);
 723             return;
 724         }
 725     }
 726     subtype = codeview_fetch_type(ctp, type, FALSE);
 727
 728     if (subtype)
 729     {
 730         DWORD64 elem_size = 0;
 731         symt_get_info(ctp->module, subtype, TI_GET_LENGTH, &elem_size);
 732         symt_add_udt_element(ctp->module, symt, name, subtype,
 733                              value << 3, (DWORD)elem_size << 3);
 734     }
 735 }
 736
 737 static int codeview_add_type_struct_field_list(struct codeview_type_parse* ctp,
 738                                                struct symt_udt* symt,
 739                                                unsigned fieldlistno)
 740 {
 741     const unsigned char*        ptr;
 742     const unsigned char*        last;
 743     int                         value, leaf_len;
 744     const struct p_string*      p_name;
 745     const char*                 c_name;
 746     const union codeview_reftype*type_ref;
 747     const union codeview_fieldtype* type;
 748
 749     if (!fieldlistno) return TRUE;
 750     type_ref = codeview_jump_to_type(ctp, fieldlistno);
 751     ptr = type_ref->fieldlist.list;
 752     last = (const BYTE*)type_ref + type_ref->generic.len + 2;
 753
 754     while (ptr < last)
 755     {
 756         if (*ptr >= 0xf0)       /* LF_PAD... */
 757         {
 758             ptr += *ptr & 0x0f;
 759             continue;
 760         }
 761
 762         type = (const union codeview_fieldtype*)ptr;
 763
 764         switch (type->generic.id)
 765         {
 766         case LF_BCLASS_V1:
 767             leaf_len = numeric_leaf(&value, &type->bclass_v1.offset);
 768
 769             /* FIXME: ignored for now */
 770
 771             ptr += 2 + 2 + 2 + leaf_len;
 772             break;
 773
 774         case LF_BCLASS_V2:
 775             leaf_len = numeric_leaf(&value, &type->bclass_v2.offset);
 776
 777             /* FIXME: ignored for now */
 778
 779             ptr += 2 + 2 + 4 + leaf_len;
 780             break;
 781
 782         case LF_VBCLASS_V1:
 783         case LF_IVBCLASS_V1:
 784             {
 785                 const unsigned short int* p_vboff;
 786                 int vpoff, vplen;
 787                 leaf_len = numeric_leaf(&value, &type->vbclass_v1.vbpoff);
 788                 p_vboff = (const unsigned short int*)((const char*)&type->vbclass_v1.vbpoff + leaf_len);
 789                 vplen = numeric_leaf(&vpoff, p_vboff);
 790
 791                 /* FIXME: ignored for now */
 792
 793                 ptr += 2 + 2 + 2 + 2 + leaf_len + vplen;
 794             }
 795             break;
 796
 797         case LF_VBCLASS_V2:
 798         case LF_IVBCLASS_V2:
 799             {
 800                 const unsigned short int* p_vboff;
 801                 int vpoff, vplen;
 802                 leaf_len = numeric_leaf(&value, &type->vbclass_v2.vbpoff);
 803                 p_vboff = (const unsigned short int*)((const char*)&type->vbclass_v2.vbpoff + leaf_len);
 804                 vplen = numeric_leaf(&vpoff, p_vboff);
 805
 806                 /* FIXME: ignored for now */
 807
 808                 ptr += 2 + 2 + 4 + 4 + leaf_len + vplen;
 809             }
 810             break;
 811
 812         case LF_MEMBER_V1:
 813             leaf_len = numeric_leaf(&value, &type->member_v1.offset);
 814             p_name = (const struct p_string*)((const char*)&type->member_v1.offset + leaf_len);
 815
 816             codeview_add_udt_element(ctp, symt, terminate_string(p_name), value,
 817                                      type->member_v1.type);
 818
 819             ptr += 2 + 2 + 2 + leaf_len + (1 + p_name->namelen);
 820             break;
 821
 822         case LF_MEMBER_V2:
 823             leaf_len = numeric_leaf(&value, &type->member_v2.offset);
 824             p_name = (const struct p_string*)((const unsigned char*)&type->member_v2.offset + leaf_len);
 825
 826             codeview_add_udt_element(ctp, symt, terminate_string(p_name), value,
 827                                      type->member_v2.type);
 828
 829             ptr += 2 + 2 + 4 + leaf_len + (1 + p_name->namelen);
 830             break;
 831
 832         case LF_MEMBER_V3:
 833             leaf_len = numeric_leaf(&value, &type->member_v3.offset);
 834             c_name = (const char*)&type->member_v3.offset + leaf_len;
 835
 836             codeview_add_udt_element(ctp, symt, c_name, value, type->member_v3.type);
 837
 838             ptr += 2 + 2 + 4 + leaf_len + (strlen(c_name) + 1);
 839             break;
 840
 841         case LF_STMEMBER_V1:
 842             /* FIXME: ignored for now */
 843             ptr += 2 + 2 + 2 + (1 + type->stmember_v1.p_name.namelen);
 844             break;
 845
 846         case LF_STMEMBER_V2:
 847             /* FIXME: ignored for now */
 848             ptr += 2 + 4 + 2 + (1 + type->stmember_v2.p_name.namelen);
 849             break;
 850
 851         case LF_STMEMBER_V3:
 852             /* FIXME: ignored for now */
 853             ptr += 2 + 4 + 2 + (strlen(type->stmember_v3.name) + 1);
 854             break;
 855
 856         case LF_METHOD_V1:
 857             /* FIXME: ignored for now */
 858             ptr += 2 + 2 + 2 + (1 + type->method_v1.p_name.namelen);
 859             break;
 860
 861         case LF_METHOD_V2:
 862             /* FIXME: ignored for now */
 863             ptr += 2 + 2 + 4 + (1 + type->method_v2.p_name.namelen);
 864             break;
 865
 866         case LF_METHOD_V3:
 867             /* FIXME: ignored for now */
 868             ptr += 2 + 2 + 4 + (strlen(type->method_v3.name) + 1);
 869             break;
 870
 871         case LF_NESTTYPE_V1:
 872             /* FIXME: ignored for now */
 873             ptr += 2 + 2 + (1 + type->nesttype_v1.p_name.namelen);
 874             break;
 875
 876         case LF_NESTTYPE_V2:
 877             /* FIXME: ignored for now */
 878             ptr += 2 + 2 + 4 + (1 + type->nesttype_v2.p_name.namelen);
 879             break;
 880
 881         case LF_NESTTYPE_V3:
 882             /* FIXME: ignored for now */
 883             ptr += 2 + 2 + 4 + (strlen(type->nesttype_v3.name) + 1);
 884             break;
 885
 886         case LF_VFUNCTAB_V1:
 887             /* FIXME: ignored for now */
 888             ptr += 2 + 2;
 889             break;
 890
 891         case LF_VFUNCTAB_V2:
 892             /* FIXME: ignored for now */
 893             ptr += 2 + 2 + 4;
 894             break;
 895
 896         case LF_ONEMETHOD_V1:
 897             /* FIXME: ignored for now */
 898             switch ((type->onemethod_v1.attribute >> 2) & 7)
 899             {
 900             case 4: case 6: /* (pure) introducing virtual method */
 901                 ptr += 2 + 2 + 2 + 4 + (1 + type->onemethod_virt_v1.p_name.namelen);
 902                 break;
 903
 904             default:
 905                 ptr += 2 + 2 + 2 + (1 + type->onemethod_v1.p_name.namelen);
 906                 break;
 907             }
 908             break;
 909
 910         case LF_ONEMETHOD_V2:
 911             /* FIXME: ignored for now */
 912             switch ((type->onemethod_v2.attribute >> 2) & 7)
 913             {
 914             case 4: case 6: /* (pure) introducing virtual method */
 915                 ptr += 2 + 2 + 4 + 4 + (1 + type->onemethod_virt_v2.p_name.namelen);
 916                 break;
 917
 918             default:
 919                 ptr += 2 + 2 + 4 + (1 + type->onemethod_v2.p_name.namelen);
 920                 break;
 921             }
 922             break;
 923
 924         case LF_ONEMETHOD_V3:
 925             /* FIXME: ignored for now */
 926             switch ((type->onemethod_v3.attribute >> 2) & 7)
 927             {
 928             case 4: case 6: /* (pure) introducing virtual method */
 929                 ptr += 2 + 2 + 4 + 4 + (strlen(type->onemethod_virt_v3.name) + 1);
 930                 break;
 931
 932             default:
 933                 ptr += 2 + 2 + 4 + (strlen(type->onemethod_v3.name) + 1);
 934                 break;
 935             }
 936             break;
 937
 938         case LF_INDEX_V1:
 939             if (!codeview_add_type_struct_field_list(ctp, symt, type->index_v1.ref))
 940                 return FALSE;
 941             ptr += 2 + 2;
 942             break;
 943
 944         case LF_INDEX_V2:
 945             if (!codeview_add_type_struct_field_list(ctp, symt, type->index_v2.ref))
 946                 return FALSE;
 947             ptr += 2 + 2 + 4;
 948             break;
 949
 950         default:
 951             FIXME("Unsupported type %04x in STRUCT field list\n", type->generic.id);
 952             return FALSE;
 953         }
 954     }
 955
 956     return TRUE;
 957 }
 958
 959 static struct symt* codeview_add_type_enum(struct codeview_type_parse* ctp,
 960                                            struct symt* existing,
 961                                            const char* name,
 962                                            unsigned fieldlistno,
 963                                            unsigned basetype)
 964 {
 965     struct symt_enum*   symt;
 966
 967     if (existing)
 968     {
 969         if (!(symt = codeview_cast_symt(existing, SymTagEnum))) return NULL;
 970         /* should also check that all fields are the same */
 971     }
 972     else
 973     {
 974         symt = symt_new_enum(ctp->module, name,
 975                              codeview_fetch_type(ctp, basetype, FALSE));
 976         if (fieldlistno)
 977         {
 978             const union codeview_reftype* fieldlist;
 979             fieldlist = codeview_jump_to_type(ctp, fieldlistno);
 980             codeview_add_type_enum_field_list(ctp->module, symt, fieldlist);
 981         }
 982     }
 983     return &symt->symt;
 984 }
 985
 986 static struct symt* codeview_add_type_struct(struct codeview_type_parse* ctp,
 987                                              struct symt* existing,
 988                                              const char* name, int structlen,
 989                                              enum UdtKind kind, unsigned property)
 990 {
 991     struct symt_udt*    symt;
 992
 993     /* if we don't have an existing type, try to find one with same name
 994      * FIXME: what to do when several types in different CUs have same name ?
 995      */
 996     if (!existing)
 997     {
 998         void*                       ptr;
 999         struct symt_ht*             type;
1000         struct hash_table_iter      hti;
1001
1002         hash_table_iter_init(&ctp->module->ht_types, &hti, name);
1003         while ((ptr = hash_table_iter_up(&hti)))
1004         {
1005             type = GET_ENTRY(ptr, struct symt_ht, hash_elt);
1006
1007             if (type->symt.tag == SymTagUDT &&
1008                 type->hash_elt.name && !strcmp(type->hash_elt.name, name))
1009             {
1010                 existing = &type->symt;
1011                 break;
1012             }
1013         }
1014     }
1015     if (existing)
1016     {
1017         if (!(symt = codeview_cast_symt(existing, SymTagUDT))) return NULL;
1018         /* should also check that all fields are the same */
1019         if (!(property & 0x80)) /* 0x80 = forward declaration */
1020         {
1021             if (!symt->size) /* likely prior forward declaration, set UDT size */
1022                 symt_set_udt_size(ctp->module, symt, structlen);
1023             else /* different UDT with same name, create a new type */
1024                 existing = NULL;
1025         }
1026     }
1027     if (!existing) symt = symt_new_udt(ctp->module, name, structlen, kind);
1028
1029     return &symt->symt;
1030 }
1031
1032 static struct symt* codeview_new_func_signature(struct codeview_type_parse* ctp,
1033                                                 struct symt* existing,
1034                                                 enum CV_call_e call_conv)
1035 {
1036     struct symt_function_signature*     sym;
1037
1038     if (existing)
1039     {
1040         sym = codeview_cast_symt(existing, SymTagFunctionType);
1041         if (!sym) return NULL;
1042     }
1043     else
1044     {
1045         sym = symt_new_function_signature(ctp->module, NULL, call_conv);
1046     }
1047     return &sym->symt;
1048 }
1049
1050 static void codeview_add_func_signature_args(struct codeview_type_parse* ctp,
1051                                              struct symt_function_signature* sym,
1052                                              unsigned ret_type,
1053                                              unsigned args_list)
1054 {
1055     const union codeview_reftype*       reftype;
1056
1057     sym->rettype = codeview_fetch_type(ctp, ret_type, FALSE);
1058     if (args_list && (reftype = codeview_jump_to_type(ctp, args_list)))
1059     {
1060         unsigned int i;
1061         switch (reftype->generic.id)
1062         {
1063         case LF_ARGLIST_V1:
1064             for (i = 0; i < reftype->arglist_v1.num; i++)
1065                 symt_add_function_signature_parameter(ctp->module, sym,
1066                                                       codeview_fetch_type(ctp, reftype->arglist_v1.args[i], FALSE));
1067             break;
1068         case LF_ARGLIST_V2:
1069             for (i = 0; i < reftype->arglist_v2.num; i++)
1070                 symt_add_function_signature_parameter(ctp->module, sym,
1071                                                       codeview_fetch_type(ctp, reftype->arglist_v2.args[i], FALSE));
1072             break;
1073         default:
1074             FIXME("Unexpected leaf %x for signature's pmt\n", reftype->generic.id);
1075         }
1076     }
1077 }
1078
1079 static struct symt* codeview_parse_one_type(struct codeview_type_parse* ctp,
1080                                             unsigned curr_type,
1081                                             const union codeview_type* type, BOOL details)
1082 {
1083     struct symt*                symt;
1084     int                         value, leaf_len;
1085     const struct p_string*      p_name;
1086     const char*                 c_name;
1087     struct symt*                existing;
1088
1089     existing = codeview_get_type(curr_type, TRUE);
1090
1091     switch (type->generic.id)
1092     {
1093     case LF_MODIFIER_V1:
1094         /* FIXME: we don't handle modifiers,
1095          * but read previous type on the curr_type
1096          */
1097         WARN("Modifier on %x: %s%s%s%s\n",
1098              type->modifier_v1.type,
1099              type->modifier_v1.attribute & 0x01 ? "const " : "",
1100              type->modifier_v1.attribute & 0x02 ? "volatile " : "",
1101              type->modifier_v1.attribute & 0x04 ? "unaligned " : "",
1102              type->modifier_v1.attribute & ~0x07 ? "unknown " : "");
1103         symt = codeview_fetch_type(ctp, type->modifier_v1.type, details);
1104         break;
1105     case LF_MODIFIER_V2:
1106         /* FIXME: we don't handle modifiers, but readd previous type on the curr_type */
1107         WARN("Modifier on %x: %s%s%s%s\n",
1108              type->modifier_v2.type,
1109              type->modifier_v2.attribute & 0x01 ? "const " : "",
1110              type->modifier_v2.attribute & 0x02 ? "volatile " : "",
1111              type->modifier_v2.attribute & 0x04 ? "unaligned " : "",
1112              type->modifier_v2.attribute & ~0x07 ? "unknown " : "");
1113         symt = codeview_fetch_type(ctp, type->modifier_v2.type, details);
1114         break;
1115
1116     case LF_POINTER_V1:
1117         symt = codeview_add_type_pointer(ctp, existing, type->pointer_v1.datatype);
1118         break;
1119     case LF_POINTER_V2:
1120         symt = codeview_add_type_pointer(ctp, existing, type->pointer_v2.datatype);
1121         break;
1122
1123     case LF_ARRAY_V1:
1124         if (existing) symt = codeview_cast_symt(existing, SymTagArrayType);
1125         else
1126         {
1127             leaf_len = numeric_leaf(&value, &type->array_v1.arrlen);
1128             p_name = (const struct p_string*)((const unsigned char*)&type->array_v1.arrlen + leaf_len);
1129             symt = codeview_add_type_array(ctp, terminate_string(p_name),
1130                                            type->array_v1.elemtype,
1131                                            type->array_v1.idxtype, value);
1132         }
1133         break;
1134     case LF_ARRAY_V2:
1135         if (existing) symt = codeview_cast_symt(existing, SymTagArrayType);
1136         else
1137         {
1138             leaf_len = numeric_leaf(&value, &type->array_v2.arrlen);
1139             p_name = (const struct p_string*)((const unsigned char*)&type->array_v2.arrlen + leaf_len);
1140
1141             symt = codeview_add_type_array(ctp, terminate_string(p_name),
1142                                            type->array_v2.elemtype,
1143                                            type->array_v2.idxtype, value);
1144         }
1145         break;
1146     case LF_ARRAY_V3:
1147         if (existing) symt = codeview_cast_symt(existing, SymTagArrayType);
1148         else
1149         {
1150             leaf_len = numeric_leaf(&value, &type->array_v3.arrlen);
1151             c_name = (const char*)&type->array_v3.arrlen + leaf_len;
1152
1153             symt = codeview_add_type_array(ctp, c_name,
1154                                            type->array_v3.elemtype,
1155                                            type->array_v3.idxtype, value);
1156         }
1157         break;
1158
1159     case LF_STRUCTURE_V1:
1160     case LF_CLASS_V1:
1161         leaf_len = numeric_leaf(&value, &type->struct_v1.structlen);
1162         p_name = (const struct p_string*)((const unsigned char*)&type->struct_v1.structlen + leaf_len);
1163         symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name), value,
1164                                         type->generic.id == LF_CLASS_V1 ? UdtClass : UdtStruct,
1165                                         type->struct_v1.property);
1166         if (details)
1167         {
1168             codeview_add_type(curr_type, symt);
1169             if (!(type->struct_v1.property & 0x80)) /* 0x80 = forward declaration */
1170                 codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1171                                                     type->struct_v1.fieldlist);
1172         }
1173         break;
1174
1175     case LF_STRUCTURE_V2:
1176     case LF_CLASS_V2:
1177         leaf_len = numeric_leaf(&value, &type->struct_v2.structlen);
1178         p_name = (const struct p_string*)((const unsigned char*)&type->struct_v2.structlen + leaf_len);
1179         symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name), value,
1180                                         type->generic.id == LF_CLASS_V2 ? UdtClass : UdtStruct,
1181                                         type->struct_v2.property);
1182         if (details)
1183         {
1184             codeview_add_type(curr_type, symt);
1185             if (!(type->struct_v2.property & 0x80)) /* 0x80 = forward declaration */
1186                 codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1187                                                     type->struct_v2.fieldlist);
1188         }
1189         break;
1190
1191     case LF_STRUCTURE_V3:
1192     case LF_CLASS_V3:
1193         leaf_len = numeric_leaf(&value, &type->struct_v3.structlen);
1194         c_name = (const char*)&type->struct_v3.structlen + leaf_len;
1195         symt = codeview_add_type_struct(ctp, existing, c_name, value,
1196                                         type->generic.id == LF_CLASS_V3 ? UdtClass : UdtStruct,
1197                                         type->struct_v3.property);
1198         if (details)
1199         {
1200             codeview_add_type(curr_type, symt);
1201             if (!(type->struct_v3.property & 0x80)) /* 0x80 = forward declaration */
1202                 codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1203                                                     type->struct_v3.fieldlist);
1204         }
1205         break;
1206
1207     case LF_UNION_V1:
1208         leaf_len = numeric_leaf(&value, &type->union_v1.un_len);
1209         p_name = (const struct p_string*)((const unsigned char*)&type->union_v1.un_len + leaf_len);
1210         symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name),
1211                                         value, UdtUnion, type->union_v1.property);
1212         if (details)
1213         {
1214             codeview_add_type(curr_type, symt);
1215             codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1216                                                 type->union_v1.fieldlist);
1217         }
1218         break;
1219
1220     case LF_UNION_V2:
1221         leaf_len = numeric_leaf(&value, &type->union_v2.un_len);
1222         p_name = (const struct p_string*)((const unsigned char*)&type->union_v2.un_len + leaf_len);
1223         symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name),
1224                                         value, UdtUnion, type->union_v2.property);
1225         if (details)
1226         {
1227             codeview_add_type(curr_type, symt);
1228             codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1229                                                 type->union_v2.fieldlist);
1230         }
1231         break;
1232
1233     case LF_UNION_V3:
1234         leaf_len = numeric_leaf(&value, &type->union_v3.un_len);
1235         c_name = (const char*)&type->union_v3.un_len + leaf_len;
1236         symt = codeview_add_type_struct(ctp, existing, c_name,
1237                                         value, UdtUnion, type->union_v3.property);
1238         if (details)
1239         {
1240             codeview_add_type(curr_type, symt);
1241             codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1242                                                 type->union_v3.fieldlist);
1243         }
1244         break;
1245
1246     case LF_ENUM_V1:
1247         symt = codeview_add_type_enum(ctp, existing,
1248                                       terminate_string(&type->enumeration_v1.p_name),
1249                                       type->enumeration_v1.fieldlist,
1250                                       type->enumeration_v1.type);
1251         break;
1252
1253     case LF_ENUM_V2:
1254         symt = codeview_add_type_enum(ctp, existing,
1255                                       terminate_string(&type->enumeration_v2.p_name),
1256                                       type->enumeration_v2.fieldlist,
1257                                       type->enumeration_v2.type);
1258         break;
1259
1260     case LF_ENUM_V3:
1261         symt = codeview_add_type_enum(ctp, existing, type->enumeration_v3.name,
1262                                       type->enumeration_v3.fieldlist,
1263                                       type->enumeration_v3.type);
1264         break;
1265
1266     case LF_PROCEDURE_V1:
1267         symt = codeview_new_func_signature(ctp, existing, type->procedure_v1.call);
1268         if (details)
1269         {
1270             codeview_add_type(curr_type, symt);
1271             codeview_add_func_signature_args(ctp,
1272                                              (struct symt_function_signature*)symt,
1273                                              type->procedure_v1.rvtype,
1274                                              type->procedure_v1.arglist);
1275         }
1276         break;
1277     case LF_PROCEDURE_V2:
1278         symt = codeview_new_func_signature(ctp, existing,type->procedure_v2.call);
1279         if (details)
1280         {
1281             codeview_add_type(curr_type, symt);
1282             codeview_add_func_signature_args(ctp,
1283                                              (struct symt_function_signature*)symt,
1284                                              type->procedure_v2.rvtype,
1285                                              type->procedure_v2.arglist);
1286         }
1287         break;
1288
1289     case LF_MFUNCTION_V1:
1290         /* FIXME: for C++, this is plain wrong, but as we don't use arg types
1291          * nor class information, this would just do for now
1292          */
1293         symt = codeview_new_func_signature(ctp, existing, type->mfunction_v1.call);
1294         if (details)
1295         {
1296             codeview_add_type(curr_type, symt);
1297             codeview_add_func_signature_args(ctp,
1298                                              (struct symt_function_signature*)symt,
1299                                              type->mfunction_v1.rvtype,
1300                                              type->mfunction_v1.arglist);
1301         }
1302         break;
1303     case LF_MFUNCTION_V2:
1304         /* FIXME: for C++, this is plain wrong, but as we don't use arg types
1305          * nor class information, this would just do for now
1306          */
1307         symt = codeview_new_func_signature(ctp, existing, type->mfunction_v2.call);
1308         if (details)
1309         {
1310             codeview_add_type(curr_type, symt);
1311             codeview_add_func_signature_args(ctp,
1312                                              (struct symt_function_signature*)symt,
1313                                              type->mfunction_v2.rvtype,
1314                                              type->mfunction_v2.arglist);
1315         }
1316         break;
1317
1318     case LF_VTSHAPE_V1:
1319         /* this is an ugly hack... FIXME when we have C++ support */
1320         if (!(symt = existing))
1321         {
1322             char    buf[128];
1323             snprintf(buf, sizeof(buf), "__internal_vt_shape_%x\n", curr_type);
1324             symt = &symt_new_udt(ctp->module, buf, 0, UdtStruct)->symt;
1325         }
1326         break;
1327     default:
1328         FIXME("Unsupported type-id leaf %x\n", type->generic.id);
1329         dump(type, 2 + type->generic.len);
1330         return FALSE;
1331     }
1332     return codeview_add_type(curr_type, symt) ? symt : NULL;
1333 }
1334
1335 static int codeview_parse_type_table(struct codeview_type_parse* ctp)
1336 {
1337     unsigned int                curr_type = FIRST_DEFINABLE_TYPE;
1338     const union codeview_type*  type;
1339
1340     for (curr_type = FIRST_DEFINABLE_TYPE; curr_type < FIRST_DEFINABLE_TYPE + ctp->num; curr_type++)
1341     {
1342         type = codeview_jump_to_type(ctp, curr_type);
1343
1344         /* type records we're interested in are the ones referenced by symbols
1345          * The known ranges are (X mark the ones we want):
1346          *   X  0000-0016       for V1 types
1347          *      0200-020c       for V1 types referenced by other types
1348          *      0400-040f       for V1 types (complex lists & sets)
1349          *   X  1000-100f       for V2 types
1350          *      1200-120c       for V2 types referenced by other types
1351          *      1400-140f       for V1 types (complex lists & sets)
1352          *   X  1500-150d       for V3 types
1353          *      8000-8010       for numeric leafes
1354          */
1355         if (!(type->generic.id & 0x8600) || (type->generic.id & 0x0100))
1356             codeview_parse_one_type(ctp, curr_type, type, TRUE);
1357     }
1358
1359     return TRUE;
1360 }
1361
1362 /*========================================================================
1363  * Process CodeView line number information.
1364  */
1365 static unsigned long codeview_get_address(const struct msc_debug_info* msc_dbg,
1366                                           unsigned seg, unsigned offset);
1367
1368 static void codeview_snarf_linetab(const struct msc_debug_info* msc_dbg, const BYTE* linetab,
1369                                    int size, BOOL pascal_str)
1370 {
1371     const BYTE*                 ptr = linetab;
1372     int                         nfile, nseg;
1373     int                         i, j, k;
1374     const unsigned int*         filetab;
1375     const unsigned int*         lt_ptr;
1376     const unsigned short*       linenos;
1377     const struct startend*      start;
1378     unsigned                    source;
1379     unsigned long               addr, func_addr0;
1380     struct symt_function*       func;
1381     const struct codeview_linetab_block* ltb;
1382
1383     nfile = *(const short*)linetab;
1384     filetab = (const unsigned int*)(linetab + 2 * sizeof(short));
1385
1386     for (i = 0; i < nfile; i++)
1387     {
1388         ptr = linetab + filetab[i];
1389         nseg = *(const short*)ptr;
1390         lt_ptr = (const unsigned int*)(ptr + 2 * sizeof(short));
1391         start = (const struct startend*)(lt_ptr + nseg);
1392
1393         /*
1394          * Now snarf the filename for all of the segments for this file.
1395          */
1396         if (pascal_str)
1397             source = source_new(msc_dbg->module, NULL, terminate_string((const struct p_string*)(start + nseg)));
1398         else
1399             source = source_new(msc_dbg->module, NULL, (const char*)(start + nseg));
1400
1401         for (j = 0; j < nseg; j++)
1402         {
1403             ltb = (const struct codeview_linetab_block*)(linetab + *lt_ptr++);
1404             linenos = (const unsigned short*)&ltb->offsets[ltb->num_lines];
1405             func_addr0 = codeview_get_address(msc_dbg, ltb->seg, start[j].start);
1406             if (!func_addr0) continue;
1407             for (func = NULL, k = 0; k < ltb->num_lines; k++)
1408             {
1409                 /* now locate function (if any) */
1410                 addr = func_addr0 + ltb->offsets[k] - start[j].start;
1411                 /* unfortunately, we can have several functions in the same block, if there's no
1412                  * gap between them... find the new function if needed
1413                  */
1414                 if (!func || addr >= func->address + func->size)
1415                 {
1416                     func = (struct symt_function*)symt_find_nearest(msc_dbg->module, addr);
1417                     /* FIXME: at least labels support line numbers */
1418                     if (!func || func->symt.tag != SymTagFunction)
1419                     {
1420                         WARN("--not a func at %04x:%08x %lx tag=%d\n",
1421                              ltb->seg, ltb->offsets[k], addr, func ? func->symt.tag : -1);
1422                         func = NULL;
1423                         break;
1424                     }
1425                 }
1426                 symt_add_func_line(msc_dbg->module, func, source,
1427                                    linenos[k], addr - func->address);
1428             }
1429         }
1430     }
1431 }
1432
1433 static void codeview_snarf_linetab2(const struct msc_debug_info* msc_dbg, const BYTE* linetab, DWORD size,
1434                                     const char* strimage, DWORD strsize)
1435 {
1436     unsigned    i;
1437     DWORD_PTR       addr;
1438     const struct codeview_linetab2*     lt2;
1439     const struct codeview_linetab2*     lt2_files = NULL;
1440     const struct codeview_lt2blk_lines* lines_blk;
1441     const struct codeview_linetab2_file*fd;
1442     unsigned    source;
1443     struct symt_function* func;
1444
1445     /* locate LT2_FILES_BLOCK (if any) */
1446     lt2 = (const struct codeview_linetab2*)linetab;
1447     while ((const BYTE*)(lt2 + 1) < linetab + size)
1448     {
1449         if (lt2->header == LT2_FILES_BLOCK)
1450         {
1451             lt2_files = lt2;
1452             break;
1453         }
1454         lt2 = codeview_linetab2_next_block(lt2);
1455     }
1456     if (!lt2_files)
1457     {
1458         TRACE("No LT2_FILES_BLOCK found\n");
1459         return;
1460     }
1461
1462     lt2 = (const struct codeview_linetab2*)linetab;
1463     while ((const BYTE*)(lt2 + 1) < linetab + size)
1464     {
1465         /* FIXME: should also check that whole lines_blk fits in linetab + size */
1466         switch (lt2->header)
1467         {
1468         case LT2_LINES_BLOCK:
1469             /* Skip blocks that are too small - Intel C Compiler generates these. */
1470             if (lt2->size_of_block < sizeof (struct codeview_lt2blk_lines)) break;
1471             lines_blk = (const struct codeview_lt2blk_lines*)lt2;
1472             /* FIXME: should check that file_offset is within the LT2_FILES_BLOCK we've seen */
1473             addr = codeview_get_address(msc_dbg, lines_blk->seg, lines_blk->start);
1474             TRACE("block from %04x:%08x #%x (%x lines)\n",
1475                   lines_blk->seg, lines_blk->start, lines_blk->size, lines_blk->nlines);
1476             fd = (const struct codeview_linetab2_file*)((const char*)lt2_files + 8 + lines_blk->file_offset);
1477             /* FIXME: should check that string is within strimage + strsize */
1478             source = source_new(msc_dbg->module, NULL, strimage + fd->offset);
1479             func = (struct symt_function*)symt_find_nearest(msc_dbg->module, addr);
1480             /* FIXME: at least labels support line numbers */
1481             if (!func || func->symt.tag != SymTagFunction)
1482             {
1483                 WARN("--not a func at %04x:%08x %lx tag=%d\n",
1484                      lines_blk->seg, lines_blk->start, addr, func ? func->symt.tag : -1);
1485                 break;
1486             }
1487             for (i = 0; i < lines_blk->nlines; i++)
1488             {
1489                 symt_add_func_line(msc_dbg->module, func, source,
1490                                    lines_blk->l[i].lineno ^ 0x80000000,
1491                                    lines_blk->l[i].offset);
1492             }
1493             break;
1494         case LT2_FILES_BLOCK: /* skip */
1495             break;
1496         default:
1497             TRACE("Block end %x\n", lt2->header);
1498             lt2 = (const struct codeview_linetab2*)((const char*)linetab + size);
1499             continue;
1500         }
1501         lt2 = codeview_linetab2_next_block(lt2);
1502     }
1503 }
1504
1505 /*========================================================================
1506  * Process CodeView symbol information.
1507  */
1508
1509 static unsigned int codeview_map_offset(const struct msc_debug_info* msc_dbg,
1510                                         unsigned int offset)
1511 {
1512     int                 nomap = msc_dbg->nomap;
1513     const OMAP_DATA*    omapp = msc_dbg->omapp;
1514     int                 i;
1515
1516     if (!nomap || !omapp) return offset;
1517
1518     /* FIXME: use binary search */
1519     for (i = 0; i < nomap - 1; i++)
1520         if (omapp[i].from <= offset && omapp[i+1].from > offset)
1521             return !omapp[i].to ? 0 : omapp[i].to + (offset - omapp[i].from);
1522
1523     return 0;
1524 }
1525
1526 static unsigned long codeview_get_address(const struct msc_debug_info* msc_dbg,
1527                                           unsigned seg, unsigned offset)
1528 {
1529     int                         nsect = msc_dbg->nsect;
1530     const IMAGE_SECTION_HEADER* sectp = msc_dbg->sectp;
1531
1532     if (!seg || seg > nsect) return 0;
1533     return msc_dbg->module->module.BaseOfImage +
1534         codeview_map_offset(msc_dbg, sectp[seg-1].VirtualAddress + offset);
1535 }
1536
1537 static inline void codeview_add_variable(const struct msc_debug_info* msc_dbg,
1538                                          struct symt_compiland* compiland,
1539                                          const char* name,
1540                                          unsigned segment, unsigned offset,
1541                                          unsigned symtype, BOOL is_local, BOOL in_tls, BOOL force)
1542 {
1543     if (name && *name)
1544     {
1545         struct location loc;
1546
1547         loc.kind = in_tls ? loc_tlsrel : loc_absolute;
1548         loc.reg = 0;
1549         loc.offset = in_tls ? offset : codeview_get_address(msc_dbg, segment, offset);
1550         if (force || in_tls || !symt_find_nearest(msc_dbg->module, loc.offset))
1551         {
1552             symt_new_global_variable(msc_dbg->module, compiland,
1553                                      name, is_local, loc, 0,
1554                                      codeview_get_type(symtype, FALSE));
1555         }
1556     }
1557 }
1558
1559 static int codeview_snarf(const struct msc_debug_info* msc_dbg, const BYTE* root,
1560                           int offset, int size, BOOL do_globals)
1561 {
1562     struct symt_function*               curr_func = NULL;
1563     int                                 i, length;
1564     struct symt_block*                  block = NULL;
1565     struct symt*                        symt;
1566     struct symt_compiland*              compiland = NULL;
1567     struct location                     loc;
1568
1569     /*
1570      * Loop over the different types of records and whenever we
1571      * find something we are interested in, record it and move on.
1572      */
1573     for (i = offset; i < size; i += length)
1574     {
1575         const union codeview_symbol* sym = (const union codeview_symbol*)(root + i);
1576         length = sym->generic.len + 2;
1577         if (i + length > size) break;
1578         if (!sym->generic.id || length < 4) break;
1579         if (length & 3) FIXME("unpadded len %u\n", length);
1580
1581         switch (sym->generic.id)
1582         {
1583         /*
1584          * Global and local data symbols.  We don't associate these
1585          * with any given source file.
1586          */
1587         case S_GDATA_V1:
1588         case S_LDATA_V1:
1589             if (do_globals)
1590                 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v1.p_name),
1591                                       sym->data_v1.segment, sym->data_v1.offset, sym->data_v1.symtype,
1592                                       sym->generic.id == S_LDATA_V1, FALSE, TRUE);
1593             break;
1594         case S_GDATA_V2:
1595         case S_LDATA_V2:
1596             if (do_globals)
1597                 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v2.p_name),
1598                                       sym->data_v2.segment, sym->data_v2.offset, sym->data_v2.symtype,
1599                                       sym->generic.id == S_LDATA_V2, FALSE, TRUE);
1600             break;
1601         case S_GDATA_V3:
1602         case S_LDATA_V3:
1603             if (do_globals)
1604                 codeview_add_variable(msc_dbg, compiland, sym->data_v3.name,
1605                                       sym->data_v3.segment, sym->data_v3.offset, sym->data_v3.symtype,
1606                                       sym->generic.id == S_LDATA_V3, FALSE, TRUE);
1607             break;
1608
1609         /* variables with thread storage */
1610         case S_GTHREAD_V1:
1611         case S_LTHREAD_V1:
1612             if (do_globals)
1613                 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v1.p_name),
1614                                       sym->thread_v1.segment, sym->thread_v1.offset, sym->thread_v1.symtype,
1615                                       sym->generic.id == S_LTHREAD_V1, TRUE, TRUE);
1616             break;
1617         case S_GTHREAD_V2:
1618         case S_LTHREAD_V2:
1619             if (do_globals)
1620                 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v2.p_name),
1621                                       sym->thread_v2.segment, sym->thread_v2.offset, sym->thread_v2.symtype,
1622                                       sym->generic.id == S_LTHREAD_V2, TRUE, TRUE);
1623             break;
1624         case S_GTHREAD_V3:
1625         case S_LTHREAD_V3:
1626             if (do_globals)
1627                 codeview_add_variable(msc_dbg, compiland, sym->thread_v3.name,
1628                                       sym->thread_v3.segment, sym->thread_v3.offset, sym->thread_v3.symtype,
1629                                       sym->generic.id == S_LTHREAD_V3, TRUE, TRUE);
1630             break;
1631
1632         /* Public symbols */
1633         case S_PUB_V1:
1634         case S_PUB_V2:
1635         case S_PUB_V3:
1636         case S_PUB_FUNC1_V3:
1637         case S_PUB_FUNC2_V3:
1638             /* will be handled later on in codeview_snarf_public */
1639             break;
1640
1641         /*
1642          * Sort of like a global function, but it just points
1643          * to a thunk, which is a stupid name for what amounts to
1644          * a PLT slot in the normal jargon that everyone else uses.
1645          */
1646         case S_THUNK_V1:
1647             symt_new_thunk(msc_dbg->module, compiland,
1648                            terminate_string(&sym->thunk_v1.p_name), sym->thunk_v1.thtype,
1649                            codeview_get_address(msc_dbg, sym->thunk_v1.segment, sym->thunk_v1.offset),
1650                            sym->thunk_v1.thunk_len);
1651             break;
1652         case S_THUNK_V3:
1653             symt_new_thunk(msc_dbg->module, compiland,
1654                            sym->thunk_v3.name, sym->thunk_v3.thtype,
1655                            codeview_get_address(msc_dbg, sym->thunk_v3.segment, sym->thunk_v3.offset),
1656                            sym->thunk_v3.thunk_len);
1657             break;
1658
1659         /*
1660          * Global and static functions.
1661          */
1662         case S_GPROC_V1:
1663         case S_LPROC_V1:
1664             if (curr_func) FIXME("nested function\n");
1665             curr_func = symt_new_function(msc_dbg->module, compiland,
1666                                           terminate_string(&sym->proc_v1.p_name),
1667                                           codeview_get_address(msc_dbg, sym->proc_v1.segment, sym->proc_v1.offset),
1668                                           sym->proc_v1.proc_len,
1669                                           codeview_get_type(sym->proc_v1.proctype, FALSE));
1670             loc.kind = loc_absolute;
1671             loc.offset = sym->proc_v1.debug_start;
1672             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugStart, &loc, NULL);
1673             loc.offset = sym->proc_v1.debug_end;
1674             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugEnd, &loc, NULL);
1675             break;
1676         case S_GPROC_V2:
1677         case S_LPROC_V2:
1678             if (curr_func) FIXME("nested function\n");
1679             curr_func = symt_new_function(msc_dbg->module, compiland,
1680                                           terminate_string(&sym->proc_v2.p_name),
1681                                           codeview_get_address(msc_dbg, sym->proc_v2.segment, sym->proc_v2.offset),
1682                                           sym->proc_v2.proc_len,
1683                                           codeview_get_type(sym->proc_v2.proctype, FALSE));
1684             loc.kind = loc_absolute;
1685             loc.offset = sym->proc_v2.debug_start;
1686             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugStart, &loc, NULL);
1687             loc.offset = sym->proc_v2.debug_end;
1688             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugEnd, &loc, NULL);
1689             break;
1690         case S_GPROC_V3:
1691         case S_LPROC_V3:
1692             if (curr_func) FIXME("nested function\n");
1693             curr_func = symt_new_function(msc_dbg->module, compiland,
1694                                           sym->proc_v3.name,
1695                                           codeview_get_address(msc_dbg, sym->proc_v3.segment, sym->proc_v3.offset),
1696                                           sym->proc_v3.proc_len,
1697                                           codeview_get_type(sym->proc_v3.proctype, FALSE));
1698             loc.kind = loc_absolute;
1699             loc.offset = sym->proc_v3.debug_start;
1700             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugStart, &loc, NULL);
1701             loc.offset = sym->proc_v3.debug_end;
1702             symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugEnd, &loc, NULL);
1703             break;
1704         /*
1705          * Function parameters and stack variables.
1706          */
1707         case S_BPREL_V1:
1708             loc.kind = loc_regrel;
1709             /* Yes, it's i386 dependent, but that's the symbol purpose. S_REGREL is used on other CPUs */
1710             loc.reg = CV_REG_EBP;
1711             loc.offset = sym->stack_v1.offset;
1712             symt_add_func_local(msc_dbg->module, curr_func,
1713                                 sym->stack_v1.offset > 0 ? DataIsParam : DataIsLocal,
1714                                 &loc, block,
1715                                 codeview_get_type(sym->stack_v1.symtype, FALSE),
1716                                 terminate_string(&sym->stack_v1.p_name));
1717             break;
1718         case S_BPREL_V2:
1719             loc.kind = loc_regrel;
1720             /* Yes, it's i386 dependent, but that's the symbol purpose. S_REGREL is used on other CPUs */
1721             loc.reg = CV_REG_EBP;
1722             loc.offset = sym->stack_v2.offset;
1723             symt_add_func_local(msc_dbg->module, curr_func,
1724                                 sym->stack_v2.offset > 0 ? DataIsParam : DataIsLocal,
1725                                 &loc, block,
1726                                 codeview_get_type(sym->stack_v2.symtype, FALSE),
1727                                 terminate_string(&sym->stack_v2.p_name));
1728             break;
1729         case S_BPREL_V3:
1730             loc.kind = loc_regrel;
1731             /* Yes, it's i386 dependent, but that's the symbol purpose. S_REGREL is used on other CPUs */
1732             loc.reg = CV_REG_EBP;
1733             loc.offset = sym->stack_v3.offset;
1734             symt_add_func_local(msc_dbg->module, curr_func,
1735                                 sym->stack_v3.offset > 0 ? DataIsParam : DataIsLocal,
1736                                 &loc, block,
1737                                 codeview_get_type(sym->stack_v3.symtype, FALSE),
1738                                 sym->stack_v3.name);
1739             break;
1740         case S_REGREL_V3:
1741             loc.kind = loc_regrel;
1742             loc.reg = sym->regrel_v3.reg;
1743             loc.offset = sym->regrel_v3.offset;
1744             symt_add_func_local(msc_dbg->module, curr_func,
1745                                 /* FIXME this is wrong !!! */
1746                                 sym->regrel_v3.offset > 0 ? DataIsParam : DataIsLocal,
1747                                 &loc, block,
1748                                 codeview_get_type(sym->regrel_v3.symtype, FALSE),
1749                                 sym->regrel_v3.name);
1750             break;
1751
1752         case S_REGISTER_V1:
1753             loc.kind = loc_register;
1754             loc.reg = sym->register_v1.reg;
1755             loc.offset = 0;
1756             symt_add_func_local(msc_dbg->module, curr_func,
1757                                 DataIsLocal, &loc,
1758                                 block, codeview_get_type(sym->register_v1.type, FALSE),
1759                                 terminate_string(&sym->register_v1.p_name));
1760             break;
1761         case S_REGISTER_V2:
1762             loc.kind = loc_register;
1763             loc.reg = sym->register_v2.reg;
1764             loc.offset = 0;
1765             symt_add_func_local(msc_dbg->module, curr_func,
1766                                 DataIsLocal, &loc,
1767                                 block, codeview_get_type(sym->register_v2.type, FALSE),
1768                                 terminate_string(&sym->register_v2.p_name));
1769             break;
1770         case S_REGISTER_V3:
1771             loc.kind = loc_register;
1772             loc.reg = sym->register_v3.reg;
1773             loc.offset = 0;
1774             symt_add_func_local(msc_dbg->module, curr_func,
1775                                 DataIsLocal, &loc,
1776                                 block, codeview_get_type(sym->register_v3.type, FALSE),
1777                                 sym->register_v3.name);
1778             break;
1779
1780         case S_BLOCK_V1:
1781             block = symt_open_func_block(msc_dbg->module, curr_func, block,
1782                                          codeview_get_address(msc_dbg, sym->block_v1.segment, sym->block_v1.offset),
1783                                          sym->block_v1.length);
1784             break;
1785         case S_BLOCK_V3:
1786             block = symt_open_func_block(msc_dbg->module, curr_func, block,
1787                                          codeview_get_address(msc_dbg, sym->block_v3.segment, sym->block_v3.offset),
1788                                          sym->block_v3.length);
1789             break;
1790
1791         case S_END_V1:
1792             if (block)
1793             {
1794                 block = symt_close_func_block(msc_dbg->module, curr_func, block, 0);
1795             }
1796             else if (curr_func)
1797             {
1798                 symt_normalize_function(msc_dbg->module, curr_func);
1799                 curr_func = NULL;
1800             }
1801             break;
1802
1803         case S_COMPILAND_V1:
1804             TRACE("S-Compiland-V1 %x %s\n",
1805                   sym->compiland_v1.unknown, terminate_string(&sym->compiland_v1.p_name));
1806             break;
1807
1808         case S_COMPILAND_V2:
1809             TRACE("S-Compiland-V2 %s\n", terminate_string(&sym->compiland_v2.p_name));
1810             if (TRACE_ON(dbghelp_msc))
1811             {
1812                 const char* ptr1 = sym->compiland_v2.p_name.name + sym->compiland_v2.p_name.namelen;
1813                 const char* ptr2;
1814                 while (*ptr1)
1815                 {
1816                     ptr2 = ptr1 + strlen(ptr1) + 1;
1817                     TRACE("\t%s => %s\n", ptr1, debugstr_a(ptr2));
1818                     ptr1 = ptr2 + strlen(ptr2) + 1;
1819                 }
1820             }
1821             break;
1822         case S_COMPILAND_V3:
1823             TRACE("S-Compiland-V3 %s\n", sym->compiland_v3.name);
1824             if (TRACE_ON(dbghelp_msc))
1825             {
1826                 const char* ptr1 = sym->compiland_v3.name + strlen(sym->compiland_v3.name);
1827                 const char* ptr2;
1828                 while (*ptr1)
1829                 {
1830                     ptr2 = ptr1 + strlen(ptr1) + 1;
1831                     TRACE("\t%s => %s\n", ptr1, debugstr_a(ptr2));
1832                     ptr1 = ptr2 + strlen(ptr2) + 1;
1833                 }
1834             }
1835             break;
1836
1837         case S_OBJNAME_V1:
1838             TRACE("S-ObjName %s\n", terminate_string(&sym->objname_v1.p_name));
1839             compiland = symt_new_compiland(msc_dbg->module, 0 /* FIXME */,
1840                                            source_new(msc_dbg->module, NULL,
1841                                                       terminate_string(&sym->objname_v1.p_name)));
1842             break;
1843
1844         case S_LABEL_V1:
1845             if (curr_func)
1846             {
1847                 loc.kind = loc_absolute;
1848                 loc.offset = codeview_get_address(msc_dbg, sym->label_v1.segment, sym->label_v1.offset) - curr_func->address;
1849                 symt_add_function_point(msc_dbg->module, curr_func, SymTagLabel, &loc,
1850                                         terminate_string(&sym->label_v1.p_name));
1851             }
1852             else symt_new_label(msc_dbg->module, compiland,
1853                                 terminate_string(&sym->label_v1.p_name),
1854                                 codeview_get_address(msc_dbg, sym->label_v1.segment, sym->label_v1.offset));
1855             break;
1856         case S_LABEL_V3:
1857             if (curr_func)
1858             {
1859                 loc.kind = loc_absolute;
1860                 loc.offset = codeview_get_address(msc_dbg, sym->label_v3.segment, sym->label_v3.offset) - curr_func->address;
1861                 symt_add_function_point(msc_dbg->module, curr_func, SymTagLabel,
1862                                         &loc, sym->label_v3.name);
1863             }
1864             else symt_new_label(msc_dbg->module, compiland, sym->label_v3.name,
1865                                 codeview_get_address(msc_dbg, sym->label_v3.segment, sym->label_v3.offset));
1866             break;
1867
1868         case S_CONSTANT_V1:
1869             {
1870                 int                     vlen;
1871                 const struct p_string*  name;
1872                 struct symt*            se;
1873                 VARIANT                 v;
1874
1875                 vlen = leaf_as_variant(&v, &sym->constant_v1.cvalue);
1876                 name = (const struct p_string*)((const char*)&sym->constant_v1.cvalue + vlen);
1877                 se = codeview_get_type(sym->constant_v1.type, FALSE);
1878
1879                 TRACE("S-Constant-V1 %u %s %x\n",
1880                       v.n1.n2.n3.intVal, terminate_string(name), sym->constant_v1.type);
1881                 symt_new_constant(msc_dbg->module, compiland, terminate_string(name),
1882                                   se, &v);
1883             }
1884             break;
1885         case S_CONSTANT_V2:
1886             {
1887                 int                     vlen;
1888                 const struct p_string*  name;
1889                 struct symt*            se;
1890                 VARIANT                 v;
1891
1892                 vlen = leaf_as_variant(&v, &sym->constant_v2.cvalue);
1893                 name = (const struct p_string*)((const char*)&sym->constant_v2.cvalue + vlen);
1894                 se = codeview_get_type(sym->constant_v2.type, FALSE);
1895
1896                 TRACE("S-Constant-V2 %u %s %x\n",
1897                       v.n1.n2.n3.intVal, terminate_string(name), sym->constant_v2.type);
1898                 symt_new_constant(msc_dbg->module, compiland, terminate_string(name),
1899                                   se, &v);
1900             }
1901             break;
1902         case S_CONSTANT_V3:
1903             {
1904                 int                     vlen;
1905                 const char*             name;
1906                 struct symt*            se;
1907                 VARIANT                 v;
1908
1909                 vlen = leaf_as_variant(&v, &sym->constant_v3.cvalue);
1910                 name = (const char*)&sym->constant_v3.cvalue + vlen;
1911                 se = codeview_get_type(sym->constant_v3.type, FALSE);
1912
1913                 TRACE("S-Constant-V3 %u %s %x\n",
1914                       v.n1.n2.n3.intVal, name, sym->constant_v3.type);
1915                 /* FIXME: we should add this as a constant value */
1916                 symt_new_constant(msc_dbg->module, compiland, name, se, &v);
1917             }
1918             break;
1919
1920         case S_UDT_V1:
1921             if (sym->udt_v1.type)
1922             {
1923                 if ((symt = codeview_get_type(sym->udt_v1.type, FALSE)))
1924                     symt_new_typedef(msc_dbg->module, symt,
1925                                      terminate_string(&sym->udt_v1.p_name));
1926                 else
1927                     FIXME("S-Udt %s: couldn't find type 0x%x\n",
1928                           terminate_string(&sym->udt_v1.p_name), sym->udt_v1.type);
1929             }
1930             break;
1931         case S_UDT_V2:
1932             if (sym->udt_v2.type)
1933             {
1934                 if ((symt = codeview_get_type(sym->udt_v2.type, FALSE)))
1935                     symt_new_typedef(msc_dbg->module, symt,
1936                                      terminate_string(&sym->udt_v2.p_name));
1937                 else
1938                     FIXME("S-Udt %s: couldn't find type 0x%x\n",
1939                           terminate_string(&sym->udt_v2.p_name), sym->udt_v2.type);
1940             }
1941             break;
1942         case S_UDT_V3:
1943             if (sym->udt_v3.type)
1944             {
1945                 if ((symt = codeview_get_type(sym->udt_v3.type, FALSE)))
1946                     symt_new_typedef(msc_dbg->module, symt, sym->udt_v3.name);
1947                 else
1948                     FIXME("S-Udt %s: couldn't find type 0x%x\n",
1949                           sym->udt_v3.name, sym->udt_v3.type);
1950             }
1951             break;
1952
1953          /*
1954          * These are special, in that they are always followed by an
1955          * additional length-prefixed string which is *not* included
1956          * into the symbol length count.  We need to skip it.
1957          */
1958         case S_PROCREF_V1:
1959         case S_DATAREF_V1:
1960         case S_LPROCREF_V1:
1961             {
1962                 const char* name;
1963
1964                 name = (const char*)sym + length;
1965                 length += (*name + 1 + 3) & ~3;
1966                 break;
1967             }
1968
1969         case S_MSTOOL_V3: /* just to silence a few warnings */
1970         case S_MSTOOLINFO_V3:
1971         case S_MSTOOLENV_V3:
1972             break;
1973
1974         case S_SSEARCH_V1:
1975             TRACE("Start search: seg=0x%x at offset 0x%08x\n",
1976                   sym->ssearch_v1.segment, sym->ssearch_v1.offset);
1977             break;
1978
1979         case S_ALIGN_V1:
1980             TRACE("S-Align V1\n");
1981             break;
1982
1983         /* the symbols we can safely ignore for now */
1984         case 0x112c:
1985         case S_FRAMEINFO_V2:
1986         case S_SECUCOOKIE_V3:
1987         case S_SECTINFO_V3:
1988         case S_SUBSECTINFO_V3:
1989         case S_ENTRYPOINT_V3:
1990         case 0x1139:
1991             TRACE("Unsupported symbol id %x\n", sym->generic.id);
1992             break;
1993
1994         default:
1995             FIXME("Unsupported symbol id %x\n", sym->generic.id);
1996             dump(sym, 2 + sym->generic.len);
1997             break;
1998         }
1999     }
2000
2001     if (curr_func) symt_normalize_function(msc_dbg->module, curr_func);
2002
2003     return TRUE;
2004 }
2005
2006 static int codeview_snarf_public(const struct msc_debug_info* msc_dbg, const BYTE* root,
2007                                  int offset, int size)
2008
2009 {
2010     int                                 i, length;
2011     struct symt_compiland*              compiland = NULL;
2012
2013     /*
2014      * Loop over the different types of records and whenever we
2015      * find something we are interested in, record it and move on.
2016      */
2017     for (i = offset; i < size; i += length)
2018     {
2019         const union codeview_symbol* sym = (const union codeview_symbol*)(root + i);
2020         length = sym->generic.len + 2;
2021         if (i + length > size) break;
2022         if (!sym->generic.id || length < 4) break;
2023         if (length & 3) FIXME("unpadded len %u\n", length);
2024
2025         switch (sym->generic.id)
2026         {
2027         case S_PUB_V1: /* FIXME is this really a 'data_v1' structure ?? */
2028             if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
2029             {
2030                 symt_new_public(msc_dbg->module, compiland,
2031                                 terminate_string(&sym->data_v1.p_name),
2032                                 codeview_get_address(msc_dbg, sym->data_v1.segment, sym->data_v1.offset), 1);
2033             }
2034             break;
2035         case S_PUB_V2: /* FIXME is this really a 'data_v2' structure ?? */
2036             if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
2037             {
2038                 symt_new_public(msc_dbg->module, compiland,
2039                                 terminate_string(&sym->data_v2.p_name),
2040                                 codeview_get_address(msc_dbg, sym->data_v2.segment, sym->data_v2.offset), 1);
2041             }
2042             break;
2043
2044         case S_PUB_V3:
2045             if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
2046             {
2047                 symt_new_public(msc_dbg->module, compiland,
2048                                 sym->data_v3.name,
2049                                 codeview_get_address(msc_dbg, sym->data_v3.segment, sym->data_v3.offset), 1);
2050             }
2051             break;
2052         case S_PUB_FUNC1_V3:
2053         case S_PUB_FUNC2_V3: /* using a data_v3 isn't what we'd expect */
2054 #if 0
2055             /* FIXME: this is plain wrong (from a simple test) */
2056             if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
2057             {
2058                 symt_new_public(msc_dbg->module, compiland,
2059                                 sym->data_v3.name,
2060                                 codeview_get_address(msc_dbg, sym->data_v3.segment, sym->data_v3.offset), 1);
2061             }
2062 #endif
2063             break;
2064         /*
2065          * Global and local data symbols.  We don't associate these
2066          * with any given source file.
2067          */
2068         case S_GDATA_V1:
2069         case S_LDATA_V1:
2070             codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v1.p_name),
2071                                   sym->data_v1.segment, sym->data_v1.offset, sym->data_v1.symtype,
2072                                   sym->generic.id == S_LDATA_V1, FALSE, FALSE);
2073             break;
2074         case S_GDATA_V2:
2075         case S_LDATA_V2:
2076             codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v2.p_name),
2077                                   sym->data_v2.segment, sym->data_v2.offset, sym->data_v2.symtype,
2078                                   sym->generic.id == S_LDATA_V2, FALSE, FALSE);
2079             break;
2080         case S_GDATA_V3:
2081         case S_LDATA_V3:
2082             codeview_add_variable(msc_dbg, compiland, sym->data_v3.name,
2083                                   sym->data_v3.segment, sym->data_v3.offset, sym->data_v3.symtype,
2084                                   sym->generic.id == S_LDATA_V3, FALSE, FALSE);
2085             break;
2086
2087         /* variables with thread storage */
2088         case S_GTHREAD_V1:
2089         case S_LTHREAD_V1:
2090             codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v1.p_name),
2091                                   sym->thread_v1.segment, sym->thread_v1.offset, sym->thread_v1.symtype,
2092                                   sym->generic.id == S_LTHREAD_V1, TRUE, FALSE);
2093             break;
2094         case S_GTHREAD_V2:
2095         case S_LTHREAD_V2:
2096             codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v2.p_name),
2097                                   sym->thread_v2.segment, sym->thread_v2.offset, sym->thread_v2.symtype,
2098                                   sym->generic.id == S_LTHREAD_V2, TRUE, FALSE);
2099             break;
2100         case S_GTHREAD_V3:
2101         case S_LTHREAD_V3:
2102             codeview_add_variable(msc_dbg, compiland, sym->thread_v3.name,
2103                                   sym->thread_v3.segment, sym->thread_v3.offset, sym->thread_v3.symtype,
2104                                   sym->generic.id == S_LTHREAD_V3, TRUE, FALSE);
2105             break;
2106
2107         /*
2108          * These are special, in that they are always followed by an
2109          * additional length-prefixed string which is *not* included
2110          * into the symbol length count.  We need to skip it.
2111          */
2112         case S_PROCREF_V1:
2113         case S_DATAREF_V1:
2114         case S_LPROCREF_V1:
2115             length += (((const char*)sym)[length] + 1 + 3) & ~3;
2116             break;
2117         }
2118         msc_dbg->module->sortlist_valid = TRUE;
2119     }
2120     msc_dbg->module->sortlist_valid = FALSE;
2121     return TRUE;
2122 }
2123
2124 /*========================================================================
2125  * Process PDB file.
2126  */
2127
2128 static void* pdb_jg_read(const struct PDB_JG_HEADER* pdb, const WORD* block_list,
2129                          int size)
2130 {
2131     int                         i, num_blocks;
2132     BYTE*                       buffer;
2133
2134     if (!size) return NULL;
2135
2136     num_blocks = (size + pdb->block_size - 1) / pdb->block_size;
2137     buffer = HeapAlloc(GetProcessHeap(), 0, num_blocks * pdb->block_size);
2138
2139     for (i = 0; i < num_blocks; i++)
2140         memcpy(buffer + i * pdb->block_size,
2141                (const char*)pdb + block_list[i] * pdb->block_size, pdb->block_size);
2142
2143     return buffer;
2144 }
2145
2146 static void* pdb_ds_read(const struct PDB_DS_HEADER* pdb, const DWORD* block_list,
2147                          int size)
2148 {
2149     int                         i, num_blocks;
2150     BYTE*                       buffer;
2151
2152     if (!size) return NULL;
2153
2154     num_blocks = (size + pdb->block_size - 1) / pdb->block_size;
2155     buffer = HeapAlloc(GetProcessHeap(), 0, num_blocks * pdb->block_size);
2156
2157     for (i = 0; i < num_blocks; i++)
2158         memcpy(buffer + i * pdb->block_size,
2159                (const char*)pdb + block_list[i] * pdb->block_size, pdb->block_size);
2160
2161     return buffer;
2162 }
2163
2164 static void* pdb_read_jg_file(const struct PDB_JG_HEADER* pdb,
2165                               const struct PDB_JG_TOC* toc, DWORD file_nr)
2166 {
2167     const WORD*                 block_list;
2168     DWORD                       i;
2169
2170     if (!toc || file_nr >= toc->num_files) return NULL;
2171
2172     block_list = (const WORD*) &toc->file[toc->num_files];
2173     for (i = 0; i < file_nr; i++)
2174         block_list += (toc->file[i].size + pdb->block_size - 1) / pdb->block_size;
2175
2176     return pdb_jg_read(pdb, block_list, toc->file[file_nr].size);
2177 }
2178
2179 static void* pdb_read_ds_file(const struct PDB_DS_HEADER* pdb,
2180                               const struct PDB_DS_TOC* toc, DWORD file_nr)
2181 {
2182     const DWORD*                block_list;
2183     DWORD                       i;
2184
2185     if (!toc || file_nr >= toc->num_files) return NULL;
2186     if (toc->file_size[file_nr] == 0 || toc->file_size[file_nr] == 0xFFFFFFFF) return NULL;
2187
2188     block_list = &toc->file_size[toc->num_files];
2189     for (i = 0; i < file_nr; i++)
2190         block_list += (toc->file_size[i] + pdb->block_size - 1) / pdb->block_size;
2191
2192     return pdb_ds_read(pdb, block_list, toc->file_size[file_nr]);
2193 }
2194
2195 static void* pdb_read_file(const struct pdb_file_info* pdb_file,
2196                            DWORD file_nr)
2197 {
2198     switch (pdb_file->kind)
2199     {
2200     case PDB_JG:
2201         return pdb_read_jg_file((const struct PDB_JG_HEADER*)pdb_file->image,
2202                                 pdb_file->u.jg.toc, file_nr);
2203     case PDB_DS:
2204         return pdb_read_ds_file((const struct PDB_DS_HEADER*)pdb_file->image,
2205                                 pdb_file->u.ds.toc, file_nr);
2206     }
2207     return NULL;
2208 }
2209
2210 static unsigned pdb_get_file_size(const struct pdb_file_info* pdb_file, DWORD file_nr)
2211 {
2212     switch (pdb_file->kind)
2213     {
2214     case PDB_JG: return pdb_file->u.jg.toc->file[file_nr].size;
2215     case PDB_DS: return pdb_file->u.ds.toc->file_size[file_nr];
2216     }
2217     return 0;
2218 }
2219
2220 static void pdb_free(void* buffer)
2221 {
2222     HeapFree(GetProcessHeap(), 0, buffer);
2223 }
2224
2225 static void pdb_free_file(struct pdb_file_info* pdb_file)
2226 {
2227     switch (pdb_file->kind)
2228     {
2229     case PDB_JG:
2230         pdb_free(pdb_file->u.jg.toc);
2231         pdb_file->u.jg.toc = NULL;
2232         break;
2233     case PDB_DS:
2234         pdb_free(pdb_file->u.ds.toc);
2235         pdb_file->u.ds.toc = NULL;
2236         break;
2237     }
2238     HeapFree(GetProcessHeap(), 0, pdb_file->stream_dict);
2239 }
2240
2241 static BOOL pdb_load_stream_name_table(struct pdb_file_info* pdb_file, const char* str, unsigned cb)
2242 {
2243     DWORD*      pdw;
2244     DWORD*      ok_bits;
2245     DWORD       count, numok;
2246     unsigned    i, j;
2247     char*       cpstr;
2248
2249     pdw = (DWORD*)(str + cb);
2250     numok = *pdw++;
2251     count = *pdw++;
2252
2253     pdb_file->stream_dict = HeapAlloc(GetProcessHeap(), 0, (numok + 1) * sizeof(struct pdb_stream_name) + cb);
2254     if (!pdb_file->stream_dict) return FALSE;
2255     cpstr = (char*)(pdb_file->stream_dict + numok + 1);
2256     memcpy(cpstr, str, cb);
2257
2258     /* bitfield: first dword is len (in dword), then data */
2259     ok_bits = pdw;
2260     pdw += *ok_bits++ + 1;
2261     if (*pdw++ != 0)
2262     {
2263         FIXME("unexpected value\n");
2264         return -1;
2265     }
2266
2267     for (i = j = 0; i < count; i++)
2268     {
2269         if (ok_bits[i / 32] & (1 << (i % 32)))
2270         {
2271             if (j >= numok) break;
2272             pdb_file->stream_dict[j].name = &cpstr[*pdw++];
2273             pdb_file->stream_dict[j].index = *pdw++;
2274             j++;
2275         }
2276     }
2277     /* add sentinel */
2278     pdb_file->stream_dict[numok].name = NULL;
2279     pdb_file->fpoext_stream = -1;
2280     return j == numok && i == count;
2281 }
2282
2283 static unsigned pdb_get_stream_by_name(const struct pdb_file_info* pdb_file, const char* name)
2284 {
2285     struct pdb_stream_name*     psn;
2286
2287     for (psn = pdb_file->stream_dict; psn && psn->name; psn++)
2288     {
2289         if (!strcmp(psn->name, name)) return psn->index;
2290     }
2291     return -1;
2292 }
2293
2294 static void* pdb_read_strings(const struct pdb_file_info* pdb_file)
2295 {
2296     unsigned idx;
2297     void *ret;
2298
2299     idx = pdb_get_stream_by_name(pdb_file, "/names");
2300     if (idx != -1)
2301     {
2302         ret = pdb_read_file( pdb_file, idx );
2303         if (ret && *(const DWORD *)ret == 0xeffeeffe) return ret;
2304         pdb_free( ret );
2305     }
2306     WARN("string table not found\n");
2307     return NULL;
2308 }
2309
2310 static void pdb_module_remove(struct process* pcsn, struct module_format* modfmt)
2311 {
2312     unsigned    i;
2313
2314     for (i = 0; i < modfmt->u.pdb_info->used_subfiles; i++)
2315     {
2316         pdb_free_file(&modfmt->u.pdb_info->pdb_files[i]);
2317         if (modfmt->u.pdb_info->pdb_files[i].image)
2318             UnmapViewOfFile(modfmt->u.pdb_info->pdb_files[i].image);
2319         if (modfmt->u.pdb_info->pdb_files[i].hMap)
2320             CloseHandle(modfmt->u.pdb_info->pdb_files[i].hMap);
2321     }
2322     HeapFree(GetProcessHeap(), 0, modfmt);
2323 }
2324
2325 static void pdb_convert_types_header(PDB_TYPES* types, const BYTE* image)
2326 {
2327     memset(types, 0, sizeof(PDB_TYPES));
2328     if (!image) return;
2329
2330     if (*(const DWORD*)image < 19960000)   /* FIXME: correct version? */
2331     {
2332         /* Old version of the types record header */
2333         const PDB_TYPES_OLD*    old = (const PDB_TYPES_OLD*)image;
2334         types->version     = old->version;
2335         types->type_offset = sizeof(PDB_TYPES_OLD);
2336         types->type_size   = old->type_size;
2337         types->first_index = old->first_index;
2338         types->last_index  = old->last_index;
2339         types->file        = old->file;
2340     }
2341     else
2342     {
2343         /* New version of the types record header */
2344         *types = *(const PDB_TYPES*)image;
2345     }
2346 }
2347
2348 static void pdb_convert_symbols_header(PDB_SYMBOLS* symbols,
2349                                        int* header_size, const BYTE* image)
2350 {
2351     memset(symbols, 0, sizeof(PDB_SYMBOLS));
2352     if (!image) return;
2353
2354     if (*(const DWORD*)image != 0xffffffff)
2355     {
2356         /* Old version of the symbols record header */
2357         const PDB_SYMBOLS_OLD*  old = (const PDB_SYMBOLS_OLD*)image;
2358         symbols->version         = 0;
2359         symbols->module_size     = old->module_size;
2360         symbols->offset_size     = old->offset_size;
2361         symbols->hash_size       = old->hash_size;
2362         symbols->srcmodule_size  = old->srcmodule_size;
2363         symbols->pdbimport_size  = 0;
2364         symbols->hash1_file      = old->hash1_file;
2365         symbols->hash2_file      = old->hash2_file;
2366         symbols->gsym_file       = old->gsym_file;
2367
2368         *header_size = sizeof(PDB_SYMBOLS_OLD);
2369     }
2370     else
2371     {
2372         /* New version of the symbols record header */
2373         *symbols = *(const PDB_SYMBOLS*)image;
2374         *header_size = sizeof(PDB_SYMBOLS);
2375     }
2376 }
2377
2378 static void pdb_convert_symbol_file(const PDB_SYMBOLS* symbols,
2379                                     PDB_SYMBOL_FILE_EX* sfile,
2380                                     unsigned* size, const void* image)
2381
2382 {
2383     if (symbols->version < 19970000)
2384     {
2385         const PDB_SYMBOL_FILE *sym_file = image;
2386         memset(sfile, 0, sizeof(*sfile));
2387         sfile->file        = sym_file->file;
2388         sfile->range.index = sym_file->range.index;
2389         sfile->symbol_size = sym_file->symbol_size;
2390         sfile->lineno_size = sym_file->lineno_size;
2391         *size = sizeof(PDB_SYMBOL_FILE) - 1;
2392     }
2393     else
2394     {
2395         memcpy(sfile, image, sizeof(PDB_SYMBOL_FILE_EX));
2396         *size = sizeof(PDB_SYMBOL_FILE_EX) - 1;
2397     }
2398 }
2399
2400 static HANDLE map_pdb_file(const struct process* pcs,
2401                            const struct pdb_lookup* lookup,
2402                            struct module* module)
2403 {
2404     HANDLE      hFile, hMap = NULL;
2405     char        dbg_file_path[MAX_PATH];
2406     BOOL        ret = FALSE;
2407
2408     switch (lookup->kind)
2409     {
2410     case PDB_JG:
2411         ret = path_find_symbol_file(pcs, lookup->filename, NULL, lookup->timestamp,
2412                                     lookup->age, dbg_file_path, &module->module.PdbUnmatched);
2413         break;
2414     case PDB_DS:
2415         ret = path_find_symbol_file(pcs, lookup->filename, &lookup->guid, 0,
2416                                     lookup->age, dbg_file_path, &module->module.PdbUnmatched);
2417         break;
2418     }
2419     if (!ret)
2420     {
2421         WARN("\tCouldn't find %s\n", lookup->filename);
2422         return NULL;
2423     }
2424     if ((hFile = CreateFileA(dbg_file_path, GENERIC_READ, FILE_SHARE_READ, NULL,
2425                              OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL)) != INVALID_HANDLE_VALUE)
2426     {
2427         hMap = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL);
2428         CloseHandle(hFile);
2429     }
2430     return hMap;
2431 }
2432
2433 static void pdb_process_types(const struct msc_debug_info* msc_dbg,
2434                               const struct pdb_file_info* pdb_file)
2435 {
2436     BYTE*       types_image = NULL;
2437
2438     types_image = pdb_read_file(pdb_file, 2);
2439     if (types_image)
2440     {
2441         PDB_TYPES               types;
2442         struct codeview_type_parse      ctp;
2443         DWORD                   total;
2444         const BYTE*             ptr;
2445         DWORD*                  offset;
2446
2447         pdb_convert_types_header(&types, types_image);
2448
2449         /* Check for unknown versions */
2450         switch (types.version)
2451         {
2452         case 19950410:      /* VC 4.0 */
2453         case 19951122:
2454         case 19961031:      /* VC 5.0 / 6.0 */
2455         case 19990903:      /* VC 7.0 */
2456         case 20040203:      /* VC 8.0 */
2457             break;
2458         default:
2459             ERR("-Unknown type info version %d\n", types.version);
2460         }
2461
2462         ctp.module = msc_dbg->module;
2463         /* reconstruct the types offset...
2464          * FIXME: maybe it's present in the newest PDB_TYPES structures
2465          */
2466         total = types.last_index - types.first_index + 1;
2467         offset = HeapAlloc(GetProcessHeap(), 0, sizeof(DWORD) * total);
2468         ctp.table = ptr = types_image + types.type_offset;
2469         ctp.num = 0;
2470         while (ptr < ctp.table + types.type_size && ctp.num < total)
2471         {
2472             offset[ctp.num++] = ptr - ctp.table;
2473             ptr += ((const union codeview_type*)ptr)->generic.len + 2;
2474         }
2475         ctp.offset = offset;
2476
2477         /* Read type table */
2478         codeview_parse_type_table(&ctp);
2479         HeapFree(GetProcessHeap(), 0, offset);
2480         pdb_free(types_image);
2481     }
2482 }
2483
2484 static const char       PDB_JG_IDENT[] = "Microsoft C/C++ program database 2.00\r\n\032JG\0";
2485 static const char       PDB_DS_IDENT[] = "Microsoft C/C++ MSF 7.00\r\n\032DS\0";
2486
2487 /******************************************************************
2488  *              pdb_init
2489  *
2490  * Tries to load a pdb file
2491  * 'matched' is filled with the number of correct matches for this file:
2492  *      - age counts for one
2493  *      - timestamp or guid depending on kind counts for one
2494  * a wrong kind of file returns FALSE (FIXME ?)
2495  */
2496 static BOOL pdb_init(const struct pdb_lookup* pdb_lookup, struct pdb_file_info* pdb_file,
2497                      const char* image, unsigned* matched)
2498 {
2499     BOOL        ret = TRUE;
2500
2501     /* check the file header, and if ok, load the TOC */
2502     TRACE("PDB(%s): %.40s\n", pdb_lookup->filename, debugstr_an(image, 40));
2503
2504     *matched = 0;
2505     if (!memcmp(image, PDB_JG_IDENT, sizeof(PDB_JG_IDENT)))
2506     {
2507         const struct PDB_JG_HEADER* pdb = (const struct PDB_JG_HEADER*)image;
2508         struct PDB_JG_ROOT*         root;
2509
2510         pdb_file->u.jg.toc = pdb_jg_read(pdb, pdb->toc_block, pdb->toc.size);
2511         root = pdb_read_jg_file(pdb, pdb_file->u.jg.toc, 1);
2512         if (!root)
2513         {
2514             ERR("-Unable to get root from .PDB in %s\n", pdb_lookup->filename);
2515             return FALSE;
2516         }
2517         switch (root->Version)
2518         {
2519         case 19950623:      /* VC 4.0 */
2520         case 19950814:
2521         case 19960307:      /* VC 5.0 */
2522         case 19970604:      /* VC 6.0 */
2523             break;
2524         default:
2525             ERR("-Unknown root block version %d\n", root->Version);
2526         }
2527         if (pdb_lookup->kind != PDB_JG)
2528         {
2529             WARN("Found %s, but wrong PDB kind\n", pdb_lookup->filename);
2530             return FALSE;
2531         }
2532         pdb_file->kind = PDB_JG;
2533         pdb_file->u.jg.timestamp = root->TimeDateStamp;
2534         pdb_file->age = root->Age;
2535         if (root->TimeDateStamp == pdb_lookup->timestamp) (*matched)++;
2536         else WARN("Found %s, but wrong signature: %08x %08x\n",
2537                   pdb_lookup->filename, root->TimeDateStamp, pdb_lookup->timestamp);
2538         if (root->Age == pdb_lookup->age) (*matched)++;
2539         else WARN("Found %s, but wrong age: %08x %08x\n",
2540                   pdb_lookup->filename, root->Age, pdb_lookup->age);
2541         TRACE("found JG for %s: age=%x timestamp=%x\n",
2542               pdb_lookup->filename, root->Age, root->TimeDateStamp);
2543         pdb_load_stream_name_table(pdb_file, &root->names[0], root->cbNames);
2544
2545         pdb_free(root);
2546     }
2547     else if (!memcmp(image, PDB_DS_IDENT, sizeof(PDB_DS_IDENT)))
2548     {
2549         const struct PDB_DS_HEADER* pdb = (const struct PDB_DS_HEADER*)image;
2550         struct PDB_DS_ROOT*         root;
2551
2552         pdb_file->u.ds.toc =
2553             pdb_ds_read(pdb,
2554                         (const DWORD*)((const char*)pdb + pdb->toc_page * pdb->block_size),
2555                         pdb->toc_size);
2556         root = pdb_read_ds_file(pdb, pdb_file->u.ds.toc, 1);
2557         if (!root)
2558         {
2559             ERR("-Unable to get root from .PDB in %s\n", pdb_lookup->filename);
2560             return FALSE;
2561         }
2562         switch (root->Version)
2563         {
2564         case 20000404:
2565             break;
2566         default:
2567             ERR("-Unknown root block version %d\n", root->Version);
2568         }
2569         pdb_file->kind = PDB_DS;
2570         pdb_file->u.ds.guid = root->guid;
2571         pdb_file->age = root->Age;
2572         if (!memcmp(&root->guid, &pdb_lookup->guid, sizeof(GUID))) (*matched)++;
2573         else WARN("Found %s, but wrong GUID: %s %s\n",
2574                   pdb_lookup->filename, debugstr_guid(&root->guid),
2575                      debugstr_guid(&pdb_lookup->guid));
2576         if (root->Age == pdb_lookup->age) (*matched)++;
2577         else WARN("Found %s, but wrong age: %08x %08x\n",
2578                   pdb_lookup->filename, root->Age, pdb_lookup->age);
2579         TRACE("found DS for %s: age=%x guid=%s\n",
2580               pdb_lookup->filename, root->Age, debugstr_guid(&root->guid));
2581         pdb_load_stream_name_table(pdb_file, &root->names[0], root->cbNames);
2582
2583         pdb_free(root);
2584     }
2585
2586     if (0) /* some tool to dump the internal files from a PDB file */
2587     {
2588         int     i, num_files;
2589
2590         switch (pdb_file->kind)
2591         {
2592         case PDB_JG: num_files = pdb_file->u.jg.toc->num_files; break;
2593         case PDB_DS: num_files = pdb_file->u.ds.toc->num_files; break;
2594         }
2595
2596         for (i = 1; i < num_files; i++)
2597         {
2598             unsigned char* x = pdb_read_file(pdb_file, i);
2599             FIXME("********************** [%u]: size=%08x\n",
2600                   i, pdb_get_file_size(pdb_file, i));
2601             dump(x, pdb_get_file_size(pdb_file, i));
2602             pdb_free(x);
2603         }
2604     }
2605     return ret;
2606 }
2607
2608 static BOOL pdb_process_internal(const struct process* pcs,
2609                                  const struct msc_debug_info* msc_dbg,
2610                                  const struct pdb_lookup* pdb_lookup,
2611                                  struct pdb_module_info* pdb_module_info,
2612                                  unsigned module_index);
2613
2614 static void pdb_process_symbol_imports(const struct process* pcs,
2615                                        const struct msc_debug_info* msc_dbg,
2616                                        const PDB_SYMBOLS* symbols,
2617                                        const void* symbols_image,
2618                                        const char* image,
2619                                        const struct pdb_lookup* pdb_lookup,
2620                                        struct pdb_module_info* pdb_module_info,
2621                                        unsigned module_index)
2622 {
2623     if (module_index == -1 && symbols && symbols->pdbimport_size)
2624     {
2625         const PDB_SYMBOL_IMPORT*imp;
2626         const void*             first;
2627         const void*             last;
2628         const char*             ptr;
2629         int                     i = 0;
2630         struct pdb_file_info    sf0 = pdb_module_info->pdb_files[0];
2631
2632         imp = (const PDB_SYMBOL_IMPORT*)((const char*)symbols_image + sizeof(PDB_SYMBOLS) +
2633                                          symbols->module_size + symbols->offset_size +
2634                                          symbols->hash_size + symbols->srcmodule_size);
2635         first = imp;
2636         last = (const char*)imp + symbols->pdbimport_size;
2637         while (imp < (const PDB_SYMBOL_IMPORT*)last)
2638         {
2639             ptr = (const char*)imp + sizeof(*imp) + strlen(imp->filename);
2640             if (i >= CV_MAX_MODULES) FIXME("Out of bounds !!!\n");
2641             if (!strcasecmp(pdb_lookup->filename, imp->filename))
2642             {
2643                 if (module_index != -1) FIXME("Twice the entry\n");
2644                 else module_index = i;
2645                 pdb_module_info->pdb_files[i] = sf0;
2646             }
2647             else
2648             {
2649                 struct pdb_lookup       imp_pdb_lookup;
2650
2651                 /* FIXME: this is an import of a JG PDB file
2652                  * how's a DS PDB handled ?
2653                  */
2654                 imp_pdb_lookup.filename = imp->filename;
2655                 imp_pdb_lookup.kind = PDB_JG;
2656                 imp_pdb_lookup.timestamp = imp->TimeDateStamp;
2657                 imp_pdb_lookup.age = imp->Age;
2658                 TRACE("got for %s: age=%u ts=%x\n",
2659                       imp->filename, imp->Age, imp->TimeDateStamp);
2660                 pdb_process_internal(pcs, msc_dbg, &imp_pdb_lookup, pdb_module_info, i);
2661             }
2662             i++;
2663             imp = (const PDB_SYMBOL_IMPORT*)((const char*)first + ((ptr - (const char*)first + strlen(ptr) + 1 + 3) & ~3));
2664         }
2665         pdb_module_info->used_subfiles = i;
2666     }
2667     if (module_index == -1)
2668     {
2669         module_index = 0;
2670         pdb_module_info->used_subfiles = 1;
2671     }
2672     cv_current_module = &cv_zmodules[module_index];
2673     if (cv_current_module->allowed) FIXME("Already allowed ??\n");
2674     cv_current_module->allowed = TRUE;
2675 }
2676
2677 static BOOL pdb_process_internal(const struct process* pcs,
2678                                  const struct msc_debug_info* msc_dbg,
2679                                  const struct pdb_lookup* pdb_lookup,
2680                                  struct pdb_module_info* pdb_module_info,
2681                                  unsigned module_index)
2682 {
2683     HANDLE      hMap = NULL;
2684     char*       image = NULL;
2685     BYTE*       symbols_image = NULL;
2686     char*       files_image = NULL;
2687     DWORD       files_size = 0;
2688     unsigned    matched;
2689     struct pdb_file_info* pdb_file;
2690
2691     TRACE("Processing PDB file %s\n", pdb_lookup->filename);
2692
2693     pdb_file = &pdb_module_info->pdb_files[module_index == -1 ? 0 : module_index];
2694     /* Open and map() .PDB file */
2695     if ((hMap = map_pdb_file(pcs, pdb_lookup, msc_dbg->module)) == NULL ||
2696         ((image = MapViewOfFile(hMap, FILE_MAP_READ, 0, 0, 0)) == NULL))
2697     {
2698         WARN("Unable to open .PDB file: %s\n", pdb_lookup->filename);
2699         CloseHandle(hMap);
2700         return FALSE;
2701     }
2702     if (!pdb_init(pdb_lookup, pdb_file, image, &matched) || matched != 2)
2703     {
2704         CloseHandle(hMap);
2705         UnmapViewOfFile(image);
2706         return FALSE;
2707     }
2708
2709     pdb_file->hMap = hMap;
2710     pdb_file->image = image;
2711     symbols_image = pdb_read_file(pdb_file, 3);
2712     if (symbols_image)
2713     {
2714         PDB_SYMBOLS symbols;
2715         BYTE*       globalimage;
2716         BYTE*       modimage;
2717         BYTE*       file;
2718         int         header_size = 0;
2719         PDB_STREAM_INDEXES* psi;
2720
2721         pdb_convert_symbols_header(&symbols, &header_size, symbols_image);
2722         switch (symbols.version)
2723         {
2724         case 0:            /* VC 4.0 */
2725         case 19960307:     /* VC 5.0 */
2726         case 19970606:     /* VC 6.0 */
2727         case 19990903:
2728             break;
2729         default:
2730             ERR("-Unknown symbol info version %d %08x\n",
2731                 symbols.version, symbols.version);
2732         }
2733
2734         switch (symbols.stream_index_size)
2735         {
2736         case 0:
2737         case sizeof(PDB_STREAM_INDEXES_OLD):
2738             /* no fpo ext stream in this case */
2739             break;
2740         case sizeof(PDB_STREAM_INDEXES):
2741             psi = (PDB_STREAM_INDEXES*)((const char*)symbols_image + sizeof(PDB_SYMBOLS) +
2742                                         symbols.module_size + symbols.offset_size +
2743                                         symbols.hash_size + symbols.srcmodule_size +
2744                                         symbols.pdbimport_size + symbols.unknown2_size);
2745             pdb_file->fpoext_stream = psi->FPO_EXT;
2746             break;
2747         default:
2748             FIXME("Unknown PDB_STREAM_INDEXES size (%d)\n", symbols.stream_index_size);
2749             break;
2750         }
2751         files_image = pdb_read_strings(pdb_file);
2752         if (files_image) files_size = *(const DWORD*)(files_image + 8);
2753
2754         pdb_process_symbol_imports(pcs, msc_dbg, &symbols, symbols_image, image,
2755                                    pdb_lookup, pdb_module_info, module_index);
2756         pdb_process_types(msc_dbg, pdb_file);
2757
2758         /* Read global symbol table */
2759         globalimage = pdb_read_file(pdb_file, symbols.gsym_file);
2760         if (globalimage)
2761         {
2762             codeview_snarf(msc_dbg, globalimage, 0,
2763                            pdb_get_file_size(pdb_file, symbols.gsym_file), FALSE);
2764         }
2765
2766         /* Read per-module symbols' tables */
2767         file = symbols_image + header_size;
2768         while (file - symbols_image < header_size + symbols.module_size)
2769         {
2770             PDB_SYMBOL_FILE_EX          sfile;
2771             const char*                 file_name;
2772             unsigned                    size;
2773
2774             HeapValidate(GetProcessHeap(), 0, NULL);
2775             pdb_convert_symbol_file(&symbols, &sfile, &size, file);
2776
2777             modimage = pdb_read_file(pdb_file, sfile.file);
2778             if (modimage)
2779             {
2780                 if (sfile.symbol_size)
2781                     codeview_snarf(msc_dbg, modimage, sizeof(DWORD),
2782                                    sfile.symbol_size, TRUE);
2783
2784                 if (sfile.lineno_size)
2785                     codeview_snarf_linetab(msc_dbg,
2786                                            modimage + sfile.symbol_size,
2787                                            sfile.lineno_size,
2788                                            pdb_file->kind == PDB_JG);
2789                 if (files_image)
2790                     codeview_snarf_linetab2(msc_dbg, modimage + sfile.symbol_size + sfile.lineno_size,
2791                                    pdb_get_file_size(pdb_file, sfile.file) - sfile.symbol_size - sfile.lineno_size,
2792                                    files_image + 12, files_size);
2793
2794                 pdb_free(modimage);
2795             }
2796             file_name = (const char*)file + size;
2797             file_name += strlen(file_name) + 1;
2798             file = (BYTE*)((DWORD_PTR)(file_name + strlen(file_name) + 1 + 3) & ~3);
2799         }
2800         /* finish the remaining public and global information */
2801         if (globalimage)
2802         {
2803             codeview_snarf_public(msc_dbg, globalimage, 0,
2804                                   pdb_get_file_size(pdb_file, symbols.gsym_file));
2805             pdb_free(globalimage);
2806         }
2807     }
2808     else
2809         pdb_process_symbol_imports(pcs, msc_dbg, NULL, NULL, image,
2810                                    pdb_lookup, pdb_module_info, module_index);
2811
2812     pdb_free(symbols_image);
2813     pdb_free(files_image);
2814
2815     return TRUE;
2816 }
2817
2818 static BOOL pdb_process_file(const struct process* pcs,
2819                              const struct msc_debug_info* msc_dbg,
2820                              struct pdb_lookup* pdb_lookup)
2821 {
2822     BOOL                        ret;
2823     struct module_format*       modfmt;
2824     struct pdb_module_info*     pdb_module_info;
2825
2826     modfmt = HeapAlloc(GetProcessHeap(), 0,
2827                        sizeof(struct module_format) + sizeof(struct pdb_module_info));
2828     if (!modfmt) return FALSE;
2829
2830     pdb_module_info = (void*)(modfmt + 1);
2831     msc_dbg->module->format_info[DFI_PDB] = modfmt;
2832     modfmt->module      = msc_dbg->module;
2833     modfmt->remove      = pdb_module_remove;
2834     modfmt->loc_compute = NULL;
2835     modfmt->u.pdb_info  = pdb_module_info;
2836
2837     memset(cv_zmodules, 0, sizeof(cv_zmodules));
2838     codeview_init_basic_types(msc_dbg->module);
2839     ret = pdb_process_internal(pcs, msc_dbg, pdb_lookup,
2840                                msc_dbg->module->format_info[DFI_PDB]->u.pdb_info, -1);
2841     codeview_clear_type_table();
2842     if (ret)
2843     {
2844         struct pdb_module_info*     pdb_info = msc_dbg->module->format_info[DFI_PDB]->u.pdb_info;
2845         msc_dbg->module->module.SymType = SymCv;
2846         if (pdb_info->pdb_files[0].kind == PDB_JG)
2847             msc_dbg->module->module.PdbSig = pdb_info->pdb_files[0].u.jg.timestamp;
2848         else
2849             msc_dbg->module->module.PdbSig70 = pdb_info->pdb_files[0].u.ds.guid;
2850         msc_dbg->module->module.PdbAge = pdb_info->pdb_files[0].age;
2851         MultiByteToWideChar(CP_ACP, 0, pdb_lookup->filename, -1,
2852                             msc_dbg->module->module.LoadedPdbName,
2853                             sizeof(msc_dbg->module->module.LoadedPdbName) / sizeof(WCHAR));
2854         /* FIXME: we could have a finer grain here */
2855         msc_dbg->module->module.LineNumbers = TRUE;
2856         msc_dbg->module->module.GlobalSymbols = TRUE;
2857         msc_dbg->module->module.TypeInfo = TRUE;
2858         msc_dbg->module->module.SourceIndexed = TRUE;
2859         msc_dbg->module->module.Publics = TRUE;
2860     }
2861     else
2862     {
2863         msc_dbg->module->format_info[DFI_PDB] = NULL;
2864         HeapFree(GetProcessHeap(), 0, modfmt);
2865     }
2866     return ret;
2867 }
2868
2869 BOOL pdb_fetch_file_info(const struct pdb_lookup* pdb_lookup, unsigned* matched)
2870 {
2871     HANDLE              hFile, hMap = NULL;
2872     char*               image = NULL;
2873     BOOL                ret;
2874     struct pdb_file_info pdb_file;
2875
2876     if ((hFile = CreateFileA(pdb_lookup->filename, GENERIC_READ, FILE_SHARE_READ, NULL,
2877                              OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL)) == INVALID_HANDLE_VALUE ||
2878         ((hMap = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL)) == NULL) ||
2879         ((image = MapViewOfFile(hMap, FILE_MAP_READ, 0, 0, 0)) == NULL))
2880     {
2881         WARN("Unable to open .PDB file: %s\n", pdb_lookup->filename);
2882         ret = FALSE;
2883     }
2884     else
2885     {
2886         ret = pdb_init(pdb_lookup, &pdb_file, image, matched);
2887         pdb_free_file(&pdb_file);
2888     }
2889
2890     if (image) UnmapViewOfFile(image);
2891     if (hMap) CloseHandle(hMap);
2892     if (hFile != INVALID_HANDLE_VALUE) CloseHandle(hFile);
2893
2894     return ret;
2895 }
2896
2897 /*========================================================================
2898  * FPO unwinding code
2899  */
2900
2901 /* Stack unwinding is based on postfixed operations.
2902  * Let's define our Postfix EValuator
2903  */
2904 #define PEV_MAX_LEN      32
2905 struct pevaluator
2906 {
2907     struct cpu_stack_walk*  csw;
2908     struct pool             pool;
2909     struct vector           stack;
2910     unsigned                stk_index;
2911     struct hash_table       values;
2912     char                    error[64];
2913 };
2914
2915 struct zvalue
2916 {
2917     DWORD_PTR                   value;
2918     struct hash_table_elt       elt;
2919 };
2920
2921 #define PEV_ERROR(pev, msg)       snprintf((pev)->error, sizeof((pev)->error), "%s", (msg)),FALSE
2922 #define PEV_ERROR1(pev, msg, pmt) snprintf((pev)->error, sizeof((pev)->error), (msg), (pmt)),FALSE
2923
2924 #if 0
2925 static void pev_dump_stack(struct pevaluator* pev)
2926 {
2927     unsigned i;
2928     FIXME("stack #%d\n", pev->stk_index);
2929     for (i = 0; i < pev->stk_index; i++)
2930     {
2931         FIXME("\t%d) %s\n", i, *(char**)vector_at(&pev->stack, i));
2932     }
2933 }
2934 #endif
2935
2936 /* get the value out of an operand (variable or literal) */
2937 static BOOL  pev_get_val(struct pevaluator* pev, const char* str, DWORD_PTR* val)
2938 {
2939     char*                       n;
2940     struct hash_table_iter      hti;
2941     void*                       ptr;
2942
2943     switch (str[0])
2944     {
2945     case '$':
2946     case '.':
2947         hash_table_iter_init(&pev->values, &hti, str);
2948         while ((ptr = hash_table_iter_up(&hti)))
2949         {
2950             if (!strcmp(GET_ENTRY(ptr, struct zvalue, elt)->elt.name, str))
2951             {
2952                 *val = GET_ENTRY(ptr, struct zvalue, elt)->value;
2953                 return TRUE;
2954             }
2955         }
2956         return PEV_ERROR1(pev, "get_zvalue: no value found (%s)", str);
2957     default:
2958         *val = strtol(str, &n, 10);
2959         if (n == str || *n != '\0')
2960             return PEV_ERROR1(pev, "get_val: not a literal (%s)", str);
2961         return TRUE;
2962     }
2963 }
2964
2965 /* push an operand onto the stack */
2966 static BOOL  pev_push(struct pevaluator* pev, const char* elt)
2967 {
2968     char**      at;
2969     if (pev->stk_index < vector_length(&pev->stack))
2970         at = vector_at(&pev->stack, pev->stk_index);
2971     else
2972         at = vector_add(&pev->stack, &pev->pool);
2973     if (!at) return PEV_ERROR(pev, "push: out of memory");
2974     *at = pool_strdup(&pev->pool, elt);
2975     pev->stk_index++;
2976     return TRUE;
2977 }
2978
2979 /* pop an operand from the stack */
2980 static BOOL  pev_pop(struct pevaluator* pev, char* elt)
2981 {
2982     char**      at = vector_at(&pev->stack, --pev->stk_index);
2983     if (!at) return PEV_ERROR(pev, "pop: stack empty");
2984     strcpy(elt, *at);
2985     return TRUE;
2986 }
2987
2988 /* pop an operand from the stack, and gets its value */
2989 static BOOL  pev_pop_val(struct pevaluator* pev, DWORD_PTR* val)
2990 {
2991     char        p[PEV_MAX_LEN];
2992
2993     return pev_pop(pev, p) && pev_get_val(pev, p, val);
2994 }
2995
2996 /* set var 'name' a new value (creates the var if it doesn't exist) */
2997 static BOOL  pev_set_value(struct pevaluator* pev, const char* name, DWORD_PTR val)
2998 {
2999     struct hash_table_iter      hti;
3000     void*                       ptr;
3001
3002     hash_table_iter_init(&pev->values, &hti, name);
3003     while ((ptr = hash_table_iter_up(&hti)))
3004     {
3005         if (!strcmp(GET_ENTRY(ptr, struct zvalue, elt)->elt.name, name))
3006         {
3007             GET_ENTRY(ptr, struct zvalue, elt)->value = val;
3008             break;
3009         }
3010     }
3011     if (!ptr)
3012     {
3013         struct zvalue* zv = pool_alloc(&pev->pool, sizeof(*zv));
3014         if (!zv) return PEV_ERROR(pev, "set_value: out of memory");
3015         zv->value = val;
3016
3017         zv->elt.name = pool_strdup(&pev->pool, name);
3018         hash_table_add(&pev->values, &zv->elt);
3019     }
3020     return TRUE;
3021 }
3022
3023 /* execute a binary operand from the two top most values on the stack.
3024  * puts result on top of the stack */
3025 static BOOL  pev_binop(struct pevaluator* pev, char op)
3026 {
3027     char        res[PEV_MAX_LEN];
3028     DWORD_PTR   v1, v2, c;
3029
3030     if (!pev_pop_val(pev, &v1) || !pev_pop_val(pev, &v2)) return FALSE;
3031     switch (op)
3032     {
3033     case '+': c = v1 + v2; break;
3034     case '-': c = v1 - v2; break;
3035     case '*': c = v1 * v2; break;
3036     case '/': c = v1 / v2; break;
3037     case '%': c = v1 % v2; break;
3038     default: return PEV_ERROR1(pev, "binop: unknown op (%c)", op);
3039     }
3040     snprintf(res, sizeof(res), "%ld", c);
3041     pev_push(pev, res);
3042     return TRUE;
3043 }
3044
3045 /* pops top most operand, dereference it, on pushes the result on top of the stack */
3046 static BOOL  pev_deref(struct pevaluator* pev)
3047 {
3048     char        res[PEV_MAX_LEN];
3049     DWORD_PTR   v1, v2;
3050
3051     if (!pev_pop_val(pev, &v1)) return FALSE;
3052     if (!sw_read_mem(pev->csw, v1, &v2, sizeof(v2)))
3053         return PEV_ERROR1(pev, "deref: cannot read mem at %lx\n", v1);
3054     snprintf(res, sizeof(res), "%ld", v2);
3055     pev_push(pev, res);
3056     return TRUE;
3057 }
3058
3059 /* assign value to variable (from two top most operands) */
3060 static BOOL  pev_assign(struct pevaluator* pev)
3061 {
3062     char                p2[PEV_MAX_LEN];
3063     DWORD_PTR           v1;
3064
3065     if (!pev_pop_val(pev, &v1) || !pev_pop(pev, p2)) return FALSE;
3066     if (p2[0] != '$') return PEV_ERROR1(pev, "assign: %s isn't a variable", p2);
3067     pev_set_value(pev, p2, v1);
3068
3069     return TRUE;
3070 }
3071
3072 /* initializes the postfix evaluator */
3073 static void  pev_init(struct pevaluator* pev, struct cpu_stack_walk* csw,
3074                       PDB_FPO_DATA* fpoext, struct pdb_cmd_pair* cpair)
3075 {
3076     pev->csw = csw;
3077     pool_init(&pev->pool, 512);
3078     vector_init(&pev->stack, sizeof(char*), 8);
3079     pev->stk_index = 0;
3080     hash_table_init(&pev->pool, &pev->values, 8);
3081     pev->error[0] = '\0';
3082     for (; cpair->name; cpair++)
3083         pev_set_value(pev, cpair->name, *cpair->pvalue);
3084     pev_set_value(pev, ".raSearchStart", fpoext->start);
3085     pev_set_value(pev, ".cbLocals",      fpoext->locals_size);
3086     pev_set_value(pev, ".cbParams",      fpoext->params_size);
3087     pev_set_value(pev, ".cbSavedRegs",   fpoext->savedregs_size);
3088 }
3089
3090 static BOOL  pev_free(struct pevaluator* pev, struct pdb_cmd_pair* cpair)
3091 {
3092     DWORD_PTR   val;
3093
3094     if (cpair) for (; cpair->name; cpair++)
3095     {
3096         if (pev_get_val(pev, cpair->name, &val))
3097             *cpair->pvalue = val;
3098     }
3099     pool_destroy(&pev->pool);
3100     return TRUE;
3101 }
3102
3103 static BOOL  pdb_parse_cmd_string(struct cpu_stack_walk* csw, PDB_FPO_DATA* fpoext,
3104                                   const char* cmd, struct pdb_cmd_pair* cpair)
3105 {
3106     char                token[PEV_MAX_LEN];
3107     char*               ptok = token;
3108     const char*         ptr;
3109     BOOL                over = FALSE;
3110     struct pevaluator   pev;
3111
3112     pev_init(&pev, csw, fpoext, cpair);
3113     for (ptr = cmd; !over; ptr++)
3114     {
3115         if (*ptr == ' ' || (over = *ptr == '\0'))
3116         {
3117             *ptok = '\0';
3118
3119             if (!strcmp(token, "+") || !strcmp(token, "-") || !strcmp(token, "*") ||
3120                 !strcmp(token, "/") || !strcmp(token, "%"))
3121             {
3122                 if (!pev_binop(&pev, token[0])) goto done;
3123             }
3124             else if (!strcmp(token, "^"))
3125             {
3126                 if (!pev_deref(&pev)) goto done;
3127             }
3128             else if (!strcmp(token, "="))
3129             {
3130                 if (!pev_assign(&pev)) goto done;
3131             }
3132             else
3133             {
3134                 if (!pev_push(&pev, token)) goto done;
3135             }
3136             ptok = token;
3137         }
3138         else
3139         {
3140             if (ptok - token >= PEV_MAX_LEN - 1)
3141             {
3142                 PEV_ERROR1(&pev, "parse: token too long (%s)", ptr - (ptok - token));
3143                 goto done;
3144             }
3145             *ptok++ = *ptr;
3146         }
3147     }
3148     pev_free(&pev, cpair);
3149     return TRUE;
3150 done:
3151     FIXME("Couldn't evaluate %s => %s\n", wine_dbgstr_a(cmd), pev.error);
3152     pev_free(&pev, NULL);
3153     return FALSE;
3154 }
3155
3156 BOOL         pdb_virtual_unwind(struct cpu_stack_walk* csw, DWORD_PTR ip,
3157                                 CONTEXT* context, struct pdb_cmd_pair* cpair)
3158 {
3159     struct module_pair          pair;
3160     struct pdb_module_info*     pdb_info;
3161     PDB_FPO_DATA*               fpoext;
3162     unsigned                    i, size, strsize;
3163     char*                       strbase;
3164     BOOL                        ret = TRUE;
3165
3166     if (!(pair.pcs = process_find_by_handle(csw->hProcess)) ||
3167         !(pair.requested = module_find_by_addr(pair.pcs, ip, DMT_UNKNOWN)) ||
3168         !module_get_debug(&pair))
3169         return FALSE;
3170     if (!pair.effective->format_info[DFI_PDB]) return FALSE;
3171     pdb_info = pair.effective->format_info[DFI_PDB]->u.pdb_info;
3172     TRACE("searching %lx => %lx\n", ip, ip - (DWORD_PTR)pair.effective->module.BaseOfImage);
3173     ip -= (DWORD_PTR)pair.effective->module.BaseOfImage;
3174
3175     strbase = pdb_read_strings(&pdb_info->pdb_files[0]);
3176     if (!strbase) return FALSE;
3177     strsize = *(const DWORD*)(strbase + 8);
3178     fpoext = pdb_read_file(&pdb_info->pdb_files[0], pdb_info->pdb_files[0].fpoext_stream);
3179     size = pdb_get_file_size(&pdb_info->pdb_files[0], pdb_info->pdb_files[0].fpoext_stream);
3180     if (fpoext && (size % sizeof(*fpoext)) == 0)
3181     {
3182         size /= sizeof(*fpoext);
3183         for (i = 0; i < size; i++)
3184         {
3185             if (fpoext[i].start <= ip && ip < fpoext[i].start + fpoext[i].func_size)
3186             {
3187                 TRACE("\t%08x %08x %8x %8x %4x %4x %4x %08x %s\n",
3188                       fpoext[i].start, fpoext[i].func_size, fpoext[i].locals_size,
3189                       fpoext[i].params_size, fpoext[i].maxstack_size, fpoext[i].prolog_size,
3190                       fpoext[i].savedregs_size, fpoext[i].flags,
3191                       fpoext[i].str_offset < strsize ?
3192                           wine_dbgstr_a(strbase + 12 + fpoext[i].str_offset) : "<out of bounds>");
3193                 if (fpoext[i].str_offset < strsize)
3194                     ret = pdb_parse_cmd_string(csw, &fpoext[i], strbase + 12 + fpoext[i].str_offset, cpair);
3195                 else
3196                     ret = FALSE;
3197                 break;
3198             }
3199         }
3200     }
3201     else ret = FALSE;
3202     pdb_free(fpoext);
3203     pdb_free(strbase);
3204
3205     return ret;
3206 }
3207
3208 /*========================================================================
3209  * Process CodeView debug information.
3210  */
3211
3212 #define MAKESIG(a,b,c,d)        ((a) | ((b) << 8) | ((c) << 16) | ((d) << 24))
3213 #define CODEVIEW_NB09_SIG       MAKESIG('N','B','0','9')
3214 #define CODEVIEW_NB10_SIG       MAKESIG('N','B','1','0')
3215 #define CODEVIEW_NB11_SIG       MAKESIG('N','B','1','1')
3216 #define CODEVIEW_RSDS_SIG       MAKESIG('R','S','D','S')
3217
3218 static BOOL codeview_process_info(const struct process* pcs,
3219                                   const struct msc_debug_info* msc_dbg)
3220 {
3221     const DWORD*                signature = (const DWORD*)msc_dbg->root;
3222     BOOL                        ret = FALSE;
3223     struct pdb_lookup           pdb_lookup;
3224
3225     TRACE("Processing signature %.4s\n", (const char*)signature);
3226
3227     switch (*signature)
3228     {
3229     case CODEVIEW_NB09_SIG:
3230     case CODEVIEW_NB11_SIG:
3231     {
3232         const OMFSignature*     cv = (const OMFSignature*)msc_dbg->root;
3233         const OMFDirHeader*     hdr = (const OMFDirHeader*)(msc_dbg->root + cv->filepos);
3234         const OMFDirEntry*      ent;
3235         const OMFDirEntry*      prev;
3236         const OMFDirEntry*      next;
3237         unsigned int                    i;
3238
3239         codeview_init_basic_types(msc_dbg->module);
3240
3241         for (i = 0; i < hdr->cDir; i++)
3242         {
3243             ent = (const OMFDirEntry*)((const BYTE*)hdr + hdr->cbDirHeader + i * hdr->cbDirEntry);
3244             if (ent->SubSection == sstGlobalTypes)
3245             {
3246                 const OMFGlobalTypes*           types;
3247                 struct codeview_type_parse      ctp;
3248
3249                 types = (const OMFGlobalTypes*)(msc_dbg->root + ent->lfo);
3250                 ctp.module = msc_dbg->module;
3251                 ctp.offset = (const DWORD*)(types + 1);
3252                 ctp.num    = types->cTypes;
3253                 ctp.table  = (const BYTE*)(ctp.offset + types->cTypes);
3254
3255                 cv_current_module = &cv_zmodules[0];
3256                 if (cv_current_module->allowed) FIXME("Already allowed ??\n");
3257                 cv_current_module->allowed = TRUE;
3258
3259                 codeview_parse_type_table(&ctp);
3260                 break;
3261             }
3262         }
3263
3264         ent = (const OMFDirEntry*)((const BYTE*)hdr + hdr->cbDirHeader);
3265         for (i = 0; i < hdr->cDir; i++, ent = next)
3266         {
3267             next = (i == hdr->cDir-1) ? NULL :
3268                    (const OMFDirEntry*)((const BYTE*)ent + hdr->cbDirEntry);
3269             prev = (i == 0) ? NULL :
3270                    (const OMFDirEntry*)((const BYTE*)ent - hdr->cbDirEntry);
3271
3272             if (ent->SubSection == sstAlignSym)
3273             {
3274                 codeview_snarf(msc_dbg, msc_dbg->root + ent->lfo, sizeof(DWORD),
3275                                ent->cb, TRUE);
3276
3277                 /*
3278                  * Check the next and previous entry.  If either is a
3279                  * sstSrcModule, it contains the line number info for
3280                  * this file.
3281                  *
3282                  * FIXME: This is not a general solution!
3283                  */
3284                 if (next && next->iMod == ent->iMod && next->SubSection == sstSrcModule)
3285                     codeview_snarf_linetab(msc_dbg, msc_dbg->root + next->lfo,
3286                                            next->cb, TRUE);
3287
3288                 if (prev && prev->iMod == ent->iMod && prev->SubSection == sstSrcModule)
3289                     codeview_snarf_linetab(msc_dbg, msc_dbg->root + prev->lfo,
3290                                            prev->cb, TRUE);
3291
3292             }
3293         }
3294
3295         msc_dbg->module->module.SymType = SymCv;
3296         /* FIXME: we could have a finer grain here */
3297         msc_dbg->module->module.LineNumbers = TRUE;
3298         msc_dbg->module->module.GlobalSymbols = TRUE;
3299         msc_dbg->module->module.TypeInfo = TRUE;
3300         msc_dbg->module->module.SourceIndexed = TRUE;
3301         msc_dbg->module->module.Publics = TRUE;
3302         codeview_clear_type_table();
3303         ret = TRUE;
3304         break;
3305     }
3306
3307     case CODEVIEW_NB10_SIG:
3308     {
3309         const CODEVIEW_PDB_DATA* pdb = (const CODEVIEW_PDB_DATA*)msc_dbg->root;
3310         pdb_lookup.filename = pdb->name;
3311         pdb_lookup.kind = PDB_JG;
3312         pdb_lookup.timestamp = pdb->timestamp;
3313         pdb_lookup.age = pdb->age;
3314         ret = pdb_process_file(pcs, msc_dbg, &pdb_lookup);
3315         break;
3316     }
3317     case CODEVIEW_RSDS_SIG:
3318     {
3319         const OMFSignatureRSDS* rsds = (const OMFSignatureRSDS*)msc_dbg->root;
3320
3321         TRACE("Got RSDS type of PDB file: guid=%s age=%08x name=%s\n",
3322               wine_dbgstr_guid(&rsds->guid), rsds->age, rsds->name);
3323         pdb_lookup.filename = rsds->name;
3324         pdb_lookup.kind = PDB_DS;
3325         pdb_lookup.guid = rsds->guid;
3326         pdb_lookup.age = rsds->age;
3327         ret = pdb_process_file(pcs, msc_dbg, &pdb_lookup);
3328         break;
3329     }
3330     default:
3331         ERR("Unknown CODEVIEW signature %08x in module %s\n",
3332             *signature, debugstr_w(msc_dbg->module->module.ModuleName));
3333         break;
3334     }
3335     if (ret)
3336     {
3337         msc_dbg->module->module.CVSig = *signature;
3338         memcpy(msc_dbg->module->module.CVData, msc_dbg->root,
3339                sizeof(msc_dbg->module->module.CVData));
3340     }
3341     return ret;
3342 }
3343
3344 /*========================================================================
3345  * Process debug directory.
3346  */
3347 BOOL pe_load_debug_directory(const struct process* pcs, struct module* module,
3348                              const BYTE* mapping,
3349                              const IMAGE_SECTION_HEADER* sectp, DWORD nsect,
3350                              const IMAGE_DEBUG_DIRECTORY* dbg, int nDbg)
3351 {
3352     BOOL                        ret;
3353     int                         i;
3354     struct msc_debug_info       msc_dbg;
3355
3356     msc_dbg.module = module;
3357     msc_dbg.nsect  = nsect;
3358     msc_dbg.sectp  = sectp;
3359     msc_dbg.nomap  = 0;
3360     msc_dbg.omapp  = NULL;
3361
3362     __TRY
3363     {
3364         ret = FALSE;
3365
3366         /* First, watch out for OMAP data */
3367         for (i = 0; i < nDbg; i++)
3368         {
3369             if (dbg[i].Type == IMAGE_DEBUG_TYPE_OMAP_FROM_SRC)
3370             {
3371                 msc_dbg.nomap = dbg[i].SizeOfData / sizeof(OMAP_DATA);
3372                 msc_dbg.omapp = (const OMAP_DATA*)(mapping + dbg[i].PointerToRawData);
3373                 break;
3374             }
3375         }
3376
3377         /* Now, try to parse CodeView debug info */
3378         for (i = 0; i < nDbg; i++)
3379         {
3380             if (dbg[i].Type == IMAGE_DEBUG_TYPE_CODEVIEW)
3381             {
3382                 msc_dbg.root = mapping + dbg[i].PointerToRawData;
3383                 if ((ret = codeview_process_info(pcs, &msc_dbg))) goto done;
3384             }
3385         }
3386
3387         /* If not found, try to parse COFF debug info */
3388         for (i = 0; i < nDbg; i++)
3389         {
3390             if (dbg[i].Type == IMAGE_DEBUG_TYPE_COFF)
3391             {
3392                 msc_dbg.root = mapping + dbg[i].PointerToRawData;
3393                 if ((ret = coff_process_info(&msc_dbg))) goto done;
3394             }
3395         }
3396     done:
3397          /* FIXME: this should be supported... this is the debug information for
3398           * functions compiled without a frame pointer (FPO = frame pointer omission)
3399           * the associated data helps finding out the relevant information
3400           */
3401         for (i = 0; i < nDbg; i++)
3402             if (dbg[i].Type == IMAGE_DEBUG_TYPE_FPO)
3403                 FIXME("This guy has FPO information\n");
3404 #if 0
3405
3406 #define FRAME_FPO   0
3407 #define FRAME_TRAP  1
3408 #define FRAME_TSS   2
3409
3410 typedef struct _FPO_DATA
3411 {
3412         DWORD       ulOffStart;            /* offset 1st byte of function code */
3413         DWORD       cbProcSize;            /* # bytes in function */
3414         DWORD       cdwLocals;             /* # bytes in locals/4 */
3415         WORD        cdwParams;             /* # bytes in params/4 */
3416
3417         WORD        cbProlog : 8;          /* # bytes in prolog */
3418         WORD        cbRegs   : 3;          /* # regs saved */
3419         WORD        fHasSEH  : 1;          /* TRUE if SEH in func */
3420         WORD        fUseBP   : 1;          /* TRUE if EBP has been allocated */
3421         WORD        reserved : 1;          /* reserved for future use */
3422         WORD        cbFrame  : 2;          /* frame type */
3423 } FPO_DATA;
3424 #endif
3425
3426     }
3427     __EXCEPT_PAGE_FAULT
3428     {
3429         ERR("Got a page fault while loading symbols\n");
3430         ret = FALSE;
3431     }
3432     __ENDTRY
3433     return ret;
3434 }