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iphlpapi/tests: Add tests for GetBestRoute.
[wine.git] / dlls / dbghelp / msc.c
blob5b45c4741605d71b7c2474ea37589d160d8d7d7d
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 <assert.h>
38 #include <stdio.h>
39 #include <stdlib.h>
40 #include <string.h>
41
42 #include <stdarg.h>
43 #include "windef.h"
44 #include "winbase.h"
45 #include "winternl.h"
46
47 #include "wine/exception.h"
48 #include "wine/debug.h"
49 #include "dbghelp_private.h"
50 #include "wine/mscvpdb.h"
51
52 WINE_DEFAULT_DEBUG_CHANNEL(dbghelp_msc);
53
54 struct pdb_stream_name
55 {
56 const char* name;
57 unsigned index;
58 };
59
60 struct pdb_file_info
61 {
62 enum pdb_kind kind;
63 DWORD age;
64 HANDLE hMap;
65 const char* image;
66 struct pdb_stream_name* stream_dict;
67 unsigned fpoext_stream;
68 union
69 {
70 struct
71 {
72 DWORD timestamp;
73 struct PDB_JG_TOC* toc;
74 } jg;
75 struct
76 {
77 GUID guid;
78 struct PDB_DS_TOC* toc;
79 } ds;
80 } u;
81 };
82
83 /* FIXME: don't make it static */
84 #define CV_MAX_MODULES 32
85 struct pdb_module_info
86 {
87 unsigned used_subfiles;
88 struct pdb_file_info pdb_files[CV_MAX_MODULES];
89 };
90
91 #define loc_cv_local_range (loc_user + 0) /* loc.offset contain the copy of all defrange* Codeview records following S_LOCAL */
92
93 struct cv_module_snarf
94 {
95 const struct codeview_type_parse* ipi_ctp;
96 const struct CV_DebugSSubsectionHeader_t* dbgsubsect;
97 unsigned dbgsubsect_size;
98 const char* strimage;
99 unsigned strsize;
100 };
101
102 /*========================================================================
103 * Debug file access helper routines
104 */
105
106 static void dump(const void* ptr, unsigned len)
107 {
108 unsigned int i, j;
109 char msg[128];
110 const char* hexof = "0123456789abcdef";
111 const BYTE* x = ptr;
112
113 for (i = 0; i < len; i += 16)
114 {
115 sprintf(msg, "%08x: ", i);
116 memset(msg + 10, ' ', 3 * 16 + 1 + 16);
117 for (j = 0; j < min(16, len - i); j++)
118 {
119 msg[10 + 3 * j + 0] = hexof[x[i + j] >> 4];
120 msg[10 + 3 * j + 1] = hexof[x[i + j] & 15];
121 msg[10 + 3 * j + 2] = ' ';
122 msg[10 + 3 * 16 + 1 + j] = (x[i + j] >= 0x20 && x[i + j] < 0x7f) ?
123 x[i + j] : '.';
124 }
125 msg[10 + 3 * 16] = ' ';
126 msg[10 + 3 * 16 + 1 + 16] = '\0';
127 FIXME("%s\n", msg);
128 }
129 }
130
131 /*========================================================================
132 * Process CodeView type information.
133 */
134
135 #define MAX_BUILTIN_TYPES 0x06FF
136 #define FIRST_DEFINABLE_TYPE 0x1000
137
138 static struct symt* cv_basic_types[MAX_BUILTIN_TYPES];
139
140 struct cv_defined_module
141 {
142 BOOL allowed;
143 unsigned int num_defined_types;
144 struct symt** defined_types;
145 };
146 /* FIXME: don't make it static */
147 #define CV_MAX_MODULES 32
148 static struct cv_defined_module cv_zmodules[CV_MAX_MODULES];
149 static struct cv_defined_module*cv_current_module;
150
151 static void codeview_init_basic_types(struct module* module)
152 {
153 unsigned ptrsz = module->cpu->word_size;
154
155 /*
156 * These are the common builtin types that are used by VC++.
157 */
158 cv_basic_types[T_NOTYPE] = NULL;
159 cv_basic_types[T_ABS] = NULL;
160 cv_basic_types[T_VOID] = &symt_get_basic(btVoid, 0)->symt; /* void */
161 cv_basic_types[T_CHAR] = &symt_get_basic(btInt, 1)->symt; /* signed char (and char in C) */
162 cv_basic_types[T_SHORT] = &symt_get_basic(btInt, 2)->symt; /* short int */
163 cv_basic_types[T_LONG] = &symt_get_basic(btLong, 4)->symt; /* long int */
164 cv_basic_types[T_QUAD] = &symt_get_basic(btInt, 8)->symt; /* long long int */
165 cv_basic_types[T_UCHAR] = &symt_get_basic(btUInt, 1)->symt; /* unsigned char */
166 cv_basic_types[T_USHORT] = &symt_get_basic(btUInt, 2)->symt; /* unsigned short */
167 cv_basic_types[T_ULONG] = &symt_get_basic(btULong, 4)->symt; /* unsigned long */
168 cv_basic_types[T_UQUAD] = &symt_get_basic(btUInt, 8)->symt; /* unsigned long long */
169 cv_basic_types[T_BOOL08] = &symt_get_basic(btBool, 1)->symt; /* BOOL08 */
170 cv_basic_types[T_BOOL16] = &symt_get_basic(btBool, 2)->symt; /* BOOL16 */
171 cv_basic_types[T_BOOL32] = &symt_get_basic(btBool, 4)->symt; /* BOOL32 */
172 cv_basic_types[T_BOOL64] = &symt_get_basic(btBool, 8)->symt; /* BOOL64 */
173 cv_basic_types[T_REAL32] = &symt_get_basic(btFloat, 4)->symt; /* float */
174 cv_basic_types[T_REAL64] = &symt_get_basic(btFloat, 8)->symt; /* double */
175 cv_basic_types[T_REAL80] = &symt_get_basic(btFloat, 10)->symt; /* long double */
176 cv_basic_types[T_RCHAR] = &symt_get_basic(btChar, 1)->symt; /* "real" char (char in C++) */
177 cv_basic_types[T_WCHAR] = &symt_get_basic(btWChar, 2)->symt; /* char8_t */
178 cv_basic_types[T_CHAR16] = &symt_get_basic(btChar16, 2)->symt; /* char16_t */
179 cv_basic_types[T_CHAR32] = &symt_get_basic(btChar32, 4)->symt; /* char32_t */
180 cv_basic_types[T_CHAR8] = &symt_get_basic(btChar8, 1)->symt; /* char8_t */
181 cv_basic_types[T_INT2] = &symt_get_basic(btInt, 2)->symt; /* INT2 */
182 cv_basic_types[T_UINT2] = &symt_get_basic(btUInt, 2)->symt; /* UINT2 */
183 cv_basic_types[T_INT4] = &symt_get_basic(btInt, 4)->symt; /* INT4 */
184 cv_basic_types[T_UINT4] = &symt_get_basic(btUInt, 4)->symt; /* UINT4 */
185 cv_basic_types[T_INT8] = &symt_get_basic(btInt, 8)->symt; /* INT8 */
186 cv_basic_types[T_UINT8] = &symt_get_basic(btUInt, 8)->symt; /* UINT8 */
187 cv_basic_types[T_HRESULT]= &symt_get_basic(btUInt, 4)->symt; /* HRESULT */
188
189 cv_basic_types[T_32PVOID] = &symt_new_pointer(module, cv_basic_types[T_VOID], 4)->symt;
190 cv_basic_types[T_32PCHAR] = &symt_new_pointer(module, cv_basic_types[T_CHAR], 4)->symt;
191 cv_basic_types[T_32PSHORT] = &symt_new_pointer(module, cv_basic_types[T_SHORT], 4)->symt;
192 cv_basic_types[T_32PLONG] = &symt_new_pointer(module, cv_basic_types[T_LONG], 4)->symt;
193 cv_basic_types[T_32PQUAD] = &symt_new_pointer(module, cv_basic_types[T_QUAD], 4)->symt;
194 cv_basic_types[T_32PUCHAR] = &symt_new_pointer(module, cv_basic_types[T_UCHAR], 4)->symt;
195 cv_basic_types[T_32PUSHORT] = &symt_new_pointer(module, cv_basic_types[T_USHORT], 4)->symt;
196 cv_basic_types[T_32PULONG] = &symt_new_pointer(module, cv_basic_types[T_ULONG], 4)->symt;
197 cv_basic_types[T_32PUQUAD] = &symt_new_pointer(module, cv_basic_types[T_UQUAD], 4)->symt;
198 cv_basic_types[T_32PBOOL08] = &symt_new_pointer(module, cv_basic_types[T_BOOL08], 4)->symt;
199 cv_basic_types[T_32PBOOL16] = &symt_new_pointer(module, cv_basic_types[T_BOOL16], 4)->symt;
200 cv_basic_types[T_32PBOOL32] = &symt_new_pointer(module, cv_basic_types[T_BOOL32], 4)->symt;
201 cv_basic_types[T_32PBOOL64] = &symt_new_pointer(module, cv_basic_types[T_BOOL64], 4)->symt;
202 cv_basic_types[T_32PREAL32] = &symt_new_pointer(module, cv_basic_types[T_REAL32], 4)->symt;
203 cv_basic_types[T_32PREAL64] = &symt_new_pointer(module, cv_basic_types[T_REAL64], 4)->symt;
204 cv_basic_types[T_32PREAL80] = &symt_new_pointer(module, cv_basic_types[T_REAL80], 4)->symt;
205 cv_basic_types[T_32PRCHAR] = &symt_new_pointer(module, cv_basic_types[T_RCHAR], 4)->symt;
206 cv_basic_types[T_32PWCHAR] = &symt_new_pointer(module, cv_basic_types[T_WCHAR], 4)->symt;
207 cv_basic_types[T_32PCHAR16] = &symt_new_pointer(module, cv_basic_types[T_CHAR16], 4)->symt;
208 cv_basic_types[T_32PCHAR32] = &symt_new_pointer(module, cv_basic_types[T_CHAR32], 4)->symt;
209 cv_basic_types[T_32PCHAR8] = &symt_new_pointer(module, cv_basic_types[T_CHAR8], 4)->symt;
210 cv_basic_types[T_32PINT2] = &symt_new_pointer(module, cv_basic_types[T_INT2], 4)->symt;
211 cv_basic_types[T_32PUINT2] = &symt_new_pointer(module, cv_basic_types[T_UINT2], 4)->symt;
212 cv_basic_types[T_32PINT4] = &symt_new_pointer(module, cv_basic_types[T_INT4], 4)->symt;
213 cv_basic_types[T_32PUINT4] = &symt_new_pointer(module, cv_basic_types[T_UINT4], 4)->symt;
214 cv_basic_types[T_32PINT8] = &symt_new_pointer(module, cv_basic_types[T_INT8], 4)->symt;
215 cv_basic_types[T_32PUINT8] = &symt_new_pointer(module, cv_basic_types[T_UINT8], 4)->symt;
216 cv_basic_types[T_32PHRESULT]= &symt_new_pointer(module, cv_basic_types[T_HRESULT], 4)->symt;
217
218 cv_basic_types[T_64PVOID] = &symt_new_pointer(module, cv_basic_types[T_VOID], 8)->symt;
219 cv_basic_types[T_64PCHAR] = &symt_new_pointer(module, cv_basic_types[T_CHAR], 8)->symt;
220 cv_basic_types[T_64PSHORT] = &symt_new_pointer(module, cv_basic_types[T_SHORT], 8)->symt;
221 cv_basic_types[T_64PLONG] = &symt_new_pointer(module, cv_basic_types[T_LONG], 8)->symt;
222 cv_basic_types[T_64PQUAD] = &symt_new_pointer(module, cv_basic_types[T_QUAD], 8)->symt;
223 cv_basic_types[T_64PUCHAR] = &symt_new_pointer(module, cv_basic_types[T_UCHAR], 8)->symt;
224 cv_basic_types[T_64PUSHORT] = &symt_new_pointer(module, cv_basic_types[T_USHORT], 8)->symt;
225 cv_basic_types[T_64PULONG] = &symt_new_pointer(module, cv_basic_types[T_ULONG], 8)->symt;
226 cv_basic_types[T_64PUQUAD] = &symt_new_pointer(module, cv_basic_types[T_UQUAD], 8)->symt;
227 cv_basic_types[T_64PBOOL08] = &symt_new_pointer(module, cv_basic_types[T_BOOL08], 8)->symt;
228 cv_basic_types[T_64PBOOL16] = &symt_new_pointer(module, cv_basic_types[T_BOOL16], 8)->symt;
229 cv_basic_types[T_64PBOOL32] = &symt_new_pointer(module, cv_basic_types[T_BOOL32], 8)->symt;
230 cv_basic_types[T_64PBOOL64] = &symt_new_pointer(module, cv_basic_types[T_BOOL64], 8)->symt;
231 cv_basic_types[T_64PREAL32] = &symt_new_pointer(module, cv_basic_types[T_REAL32], 8)->symt;
232 cv_basic_types[T_64PREAL64] = &symt_new_pointer(module, cv_basic_types[T_REAL64], 8)->symt;
233 cv_basic_types[T_64PREAL80] = &symt_new_pointer(module, cv_basic_types[T_REAL80], 8)->symt;
234 cv_basic_types[T_64PRCHAR] = &symt_new_pointer(module, cv_basic_types[T_RCHAR], 8)->symt;
235 cv_basic_types[T_64PWCHAR] = &symt_new_pointer(module, cv_basic_types[T_WCHAR], 8)->symt;
236 cv_basic_types[T_64PCHAR16] = &symt_new_pointer(module, cv_basic_types[T_CHAR16], 8)->symt;
237 cv_basic_types[T_64PCHAR32] = &symt_new_pointer(module, cv_basic_types[T_CHAR32], 8)->symt;
238 cv_basic_types[T_64PCHAR8] = &symt_new_pointer(module, cv_basic_types[T_CHAR8], 8)->symt;
239 cv_basic_types[T_64PINT2] = &symt_new_pointer(module, cv_basic_types[T_INT2], 8)->symt;
240 cv_basic_types[T_64PUINT2] = &symt_new_pointer(module, cv_basic_types[T_UINT2], 8)->symt;
241 cv_basic_types[T_64PINT4] = &symt_new_pointer(module, cv_basic_types[T_INT4], 8)->symt;
242 cv_basic_types[T_64PUINT4] = &symt_new_pointer(module, cv_basic_types[T_UINT4], 8)->symt;
243 cv_basic_types[T_64PINT8] = &symt_new_pointer(module, cv_basic_types[T_INT8], 8)->symt;
244 cv_basic_types[T_64PUINT8] = &symt_new_pointer(module, cv_basic_types[T_UINT8], 8)->symt;
245 cv_basic_types[T_64PHRESULT]= &symt_new_pointer(module, cv_basic_types[T_HRESULT], 8)->symt;
246
247 cv_basic_types[T_PVOID] = &symt_new_pointer(module, cv_basic_types[T_VOID], ptrsz)->symt;
248 cv_basic_types[T_PCHAR] = &symt_new_pointer(module, cv_basic_types[T_CHAR], ptrsz)->symt;
249 cv_basic_types[T_PSHORT] = &symt_new_pointer(module, cv_basic_types[T_SHORT], ptrsz)->symt;
250 cv_basic_types[T_PLONG] = &symt_new_pointer(module, cv_basic_types[T_LONG], ptrsz)->symt;
251 cv_basic_types[T_PQUAD] = &symt_new_pointer(module, cv_basic_types[T_QUAD], ptrsz)->symt;
252 cv_basic_types[T_PUCHAR] = &symt_new_pointer(module, cv_basic_types[T_UCHAR], ptrsz)->symt;
253 cv_basic_types[T_PUSHORT] = &symt_new_pointer(module, cv_basic_types[T_USHORT], ptrsz)->symt;
254 cv_basic_types[T_PULONG] = &symt_new_pointer(module, cv_basic_types[T_ULONG], ptrsz)->symt;
255 cv_basic_types[T_PUQUAD] = &symt_new_pointer(module, cv_basic_types[T_UQUAD], ptrsz)->symt;
256 cv_basic_types[T_PBOOL08] = &symt_new_pointer(module, cv_basic_types[T_BOOL08], ptrsz)->symt;
257 cv_basic_types[T_PBOOL16] = &symt_new_pointer(module, cv_basic_types[T_BOOL16], ptrsz)->symt;
258 cv_basic_types[T_PBOOL32] = &symt_new_pointer(module, cv_basic_types[T_BOOL32], ptrsz)->symt;
259 cv_basic_types[T_PBOOL64] = &symt_new_pointer(module, cv_basic_types[T_BOOL64], ptrsz)->symt;
260 cv_basic_types[T_PREAL32] = &symt_new_pointer(module, cv_basic_types[T_REAL32], ptrsz)->symt;
261 cv_basic_types[T_PREAL64] = &symt_new_pointer(module, cv_basic_types[T_REAL64], ptrsz)->symt;
262 cv_basic_types[T_PREAL80] = &symt_new_pointer(module, cv_basic_types[T_REAL80], ptrsz)->symt;
263 cv_basic_types[T_PRCHAR] = &symt_new_pointer(module, cv_basic_types[T_RCHAR], ptrsz)->symt;
264 cv_basic_types[T_PWCHAR] = &symt_new_pointer(module, cv_basic_types[T_WCHAR], ptrsz)->symt;
265 cv_basic_types[T_PCHAR16] = &symt_new_pointer(module, cv_basic_types[T_CHAR16], ptrsz)->symt;
266 cv_basic_types[T_PCHAR32] = &symt_new_pointer(module, cv_basic_types[T_CHAR32], ptrsz)->symt;
267 cv_basic_types[T_PCHAR8] = &symt_new_pointer(module, cv_basic_types[T_CHAR8], ptrsz)->symt;
268 cv_basic_types[T_PINT2] = &symt_new_pointer(module, cv_basic_types[T_INT2], ptrsz)->symt;
269 cv_basic_types[T_PUINT2] = &symt_new_pointer(module, cv_basic_types[T_UINT2], ptrsz)->symt;
270 cv_basic_types[T_PINT4] = &symt_new_pointer(module, cv_basic_types[T_INT4], ptrsz)->symt;
271 cv_basic_types[T_PUINT4] = &symt_new_pointer(module, cv_basic_types[T_UINT4], ptrsz)->symt;
272 cv_basic_types[T_PINT8] = &symt_new_pointer(module, cv_basic_types[T_INT8], ptrsz)->symt;
273 cv_basic_types[T_PUINT8] = &symt_new_pointer(module, cv_basic_types[T_UINT8], ptrsz)->symt;
274 }
275
276 static int leaf_as_variant(VARIANT* v, const unsigned short int* leaf)
277 {
278 unsigned short int type = *leaf++;
279 int length = 2;
280
281 if (type < LF_NUMERIC)
282 {
283 V_VT(v) = VT_UINT;
284 V_UINT(v) = type;
285 }
286 else
287 {
288 switch (type)
289 {
290 case LF_CHAR:
291 length += 1;
292 V_VT(v) = VT_I1;
293 V_I1(v) = *(const char*)leaf;
294 break;
295
296 case LF_SHORT:
297 length += 2;
298 V_VT(v) = VT_I2;
299 V_I2(v) = *(const short*)leaf;
300 break;
301
302 case LF_USHORT:
303 length += 2;
304 V_VT(v) = VT_UI2;
305 V_UI2(v) = *leaf;
306 break;
307
308 case LF_LONG:
309 length += 4;
310 V_VT(v) = VT_I4;
311 V_I4(v) = *(const int*)leaf;
312 break;
313
314 case LF_ULONG:
315 length += 4;
316 V_VT(v) = VT_UI4;
317 V_UI4(v) = *(const unsigned int*)leaf;
318 break;
319
320 case LF_QUADWORD:
321 length += 8;
322 V_VT(v) = VT_I8;
323 V_I8(v) = *(const long long int*)leaf;
324 break;
325
326 case LF_UQUADWORD:
327 length += 8;
328 V_VT(v) = VT_UI8;
329 V_UI8(v) = *(const long long unsigned int*)leaf;
330 break;
331
332 case LF_REAL32:
333 length += 4;
334 V_VT(v) = VT_R4;
335 V_R4(v) = *(const float*)leaf;
336 break;
337
338 case LF_REAL48:
339 FIXME("Unsupported numeric leaf type %04x\n", type);
340 length += 6;
341 V_VT(v) = VT_EMPTY; /* FIXME */
342 break;
343
344 case LF_REAL64:
345 length += 8;
346 V_VT(v) = VT_R8;
347 V_R8(v) = *(const double*)leaf;
348 break;
349
350 case LF_REAL80:
351 FIXME("Unsupported numeric leaf type %04x\n", type);
352 length += 10;
353 V_VT(v) = VT_EMPTY; /* FIXME */
354 break;
355
356 case LF_REAL128:
357 FIXME("Unsupported numeric leaf type %04x\n", type);
358 length += 16;
359 V_VT(v) = VT_EMPTY; /* FIXME */
360 break;
361
362 case LF_COMPLEX32:
363 FIXME("Unsupported numeric leaf type %04x\n", type);
364 length += 4;
365 V_VT(v) = VT_EMPTY; /* FIXME */
366 break;
367
368 case LF_COMPLEX64:
369 FIXME("Unsupported numeric leaf type %04x\n", type);
370 length += 8;
371 V_VT(v) = VT_EMPTY; /* FIXME */
372 break;
373
374 case LF_COMPLEX80:
375 FIXME("Unsupported numeric leaf type %04x\n", type);
376 length += 10;
377 break;
378
379 case LF_COMPLEX128:
380 FIXME("Unsupported numeric leaf type %04x\n", type);
381 length += 16;
382 V_VT(v) = VT_EMPTY; /* FIXME */
383 break;
384
385 case LF_VARSTRING:
386 FIXME("Unsupported numeric leaf type %04x\n", type);
387 length += 2 + *leaf;
388 V_VT(v) = VT_EMPTY; /* FIXME */
389 break;
390
391 default:
392 FIXME("Unknown numeric leaf type %04x\n", type);
393 V_VT(v) = VT_EMPTY; /* FIXME */
394 break;
395 }
396 }
397
398 return length;
399 }
400
401 static int numeric_leaf(int* value, const unsigned short int* leaf)
402 {
403 unsigned short int type = *leaf++;
404 int length = 2;
405
406 if (type < LF_NUMERIC)
407 {
408 *value = type;
409 }
410 else
411 {
412 switch (type)
413 {
414 case LF_CHAR:
415 length += 1;
416 *value = *(const char*)leaf;
417 break;
418
419 case LF_SHORT:
420 length += 2;
421 *value = *(const short*)leaf;
422 break;
423
424 case LF_USHORT:
425 length += 2;
426 *value = *leaf;
427 break;
428
429 case LF_LONG:
430 length += 4;
431 *value = *(const int*)leaf;
432 break;
433
434 case LF_ULONG:
435 length += 4;
436 *value = *(const unsigned int*)leaf;
437 break;
438
439 case LF_QUADWORD:
440 case LF_UQUADWORD:
441 FIXME("Unsupported numeric leaf type %04x\n", type);
442 length += 8;
443 *value = 0; /* FIXME */
444 break;
445
446 case LF_REAL32:
447 FIXME("Unsupported numeric leaf type %04x\n", type);
448 length += 4;
449 *value = 0; /* FIXME */
450 break;
451
452 case LF_REAL48:
453 FIXME("Unsupported numeric leaf type %04x\n", type);
454 length += 6;
455 *value = 0; /* FIXME */
456 break;
457
458 case LF_REAL64:
459 FIXME("Unsupported numeric leaf type %04x\n", type);
460 length += 8;
461 *value = 0; /* FIXME */
462 break;
463
464 case LF_REAL80:
465 FIXME("Unsupported numeric leaf type %04x\n", type);
466 length += 10;
467 *value = 0; /* FIXME */
468 break;
469
470 case LF_REAL128:
471 FIXME("Unsupported numeric leaf type %04x\n", type);
472 length += 16;
473 *value = 0; /* FIXME */
474 break;
475
476 case LF_COMPLEX32:
477 FIXME("Unsupported numeric leaf type %04x\n", type);
478 length += 4;
479 *value = 0; /* FIXME */
480 break;
481
482 case LF_COMPLEX64:
483 FIXME("Unsupported numeric leaf type %04x\n", type);
484 length += 8;
485 *value = 0; /* FIXME */
486 break;
487
488 case LF_COMPLEX80:
489 FIXME("Unsupported numeric leaf type %04x\n", type);
490 length += 10;
491 *value = 0; /* FIXME */
492 break;
493
494 case LF_COMPLEX128:
495 FIXME("Unsupported numeric leaf type %04x\n", type);
496 length += 16;
497 *value = 0; /* FIXME */
498 break;
499
500 case LF_VARSTRING:
501 FIXME("Unsupported numeric leaf type %04x\n", type);
502 length += 2 + *leaf;
503 *value = 0; /* FIXME */
504 break;
505
506 default:
507 FIXME("Unknown numeric leaf type %04x\n", type);
508 *value = 0;
509 break;
510 }
511 }
512
513 return length;
514 }
515
516 /* convert a pascal string (as stored in debug information) into
517 * a C string (null terminated).
518 */
519 static const char* terminate_string(const struct p_string* p_name)
520 {
521 static char symname[256];
522
523 memcpy(symname, p_name->name, p_name->namelen);
524 symname[p_name->namelen] = '\0';
525
526 return (!*symname || strcmp(symname, "__unnamed") == 0) ? NULL : symname;
527 }
528
529 static struct symt* codeview_get_type(unsigned int typeno, BOOL quiet)
530 {
531 struct symt* symt = NULL;
532
533 /*
534 * Convert Codeview type numbers into something we can grok internally.
535 * Numbers < FIRST_DEFINABLE_TYPE are all fixed builtin types.
536 * Numbers from FIRST_DEFINABLE_TYPE and up are all user defined (structs, etc).
537 */
538 if (typeno < FIRST_DEFINABLE_TYPE)
539 {
540 if (typeno < MAX_BUILTIN_TYPES)
541 symt = cv_basic_types[typeno];
542 }
543 else
544 {
545 unsigned mod_index = typeno >> 24;
546 unsigned mod_typeno = typeno & 0x00FFFFFF;
547 struct cv_defined_module* mod;
548
549 mod = (mod_index == 0) ? cv_current_module : &cv_zmodules[mod_index];
550
551 if (mod_index >= CV_MAX_MODULES || !mod->allowed)
552 FIXME("Module of index %d isn't loaded yet (%x)\n", mod_index, typeno);
553 else
554 {
555 if (mod_typeno - FIRST_DEFINABLE_TYPE < mod->num_defined_types)
556 symt = mod->defined_types[mod_typeno - FIRST_DEFINABLE_TYPE];
557 }
558 }
559 if (!quiet && !symt && typeno) FIXME("Returning NULL symt for type-id %x\n", typeno);
560 return symt;
561 }
562
563 struct codeview_type_parse
564 {
565 struct module* module;
566 const BYTE* table;
567 const DWORD* offset;
568 DWORD num;
569 };
570
571 static inline const void* codeview_jump_to_type(const struct codeview_type_parse* ctp, DWORD idx)
572 {
573 if (idx < FIRST_DEFINABLE_TYPE) return NULL;
574 idx -= FIRST_DEFINABLE_TYPE;
575 return (idx >= ctp->num) ? NULL : (ctp->table + ctp->offset[idx]);
576 }
577
578 static int codeview_add_type(unsigned int typeno, struct symt* dt)
579 {
580 if (typeno < FIRST_DEFINABLE_TYPE)
581 FIXME("What the heck\n");
582 if (!cv_current_module)
583 {
584 FIXME("Adding %x to non allowed module\n", typeno);
585 return FALSE;
586 }
587 if ((typeno >> 24) != 0)
588 FIXME("No module index while inserting type-id assumption is wrong %x\n",
589 typeno);
590 if (typeno - FIRST_DEFINABLE_TYPE >= cv_current_module->num_defined_types)
591 {
592 if (cv_current_module->defined_types)
593 {
594 cv_current_module->num_defined_types = max( cv_current_module->num_defined_types * 2,
595 typeno - FIRST_DEFINABLE_TYPE + 1 );
596 cv_current_module->defined_types = HeapReAlloc(GetProcessHeap(),
597 HEAP_ZERO_MEMORY, cv_current_module->defined_types,
598 cv_current_module->num_defined_types * sizeof(struct symt*));
599 }
600 else
601 {
602 cv_current_module->num_defined_types = max( 256, typeno - FIRST_DEFINABLE_TYPE + 1 );
603 cv_current_module->defined_types = HeapAlloc(GetProcessHeap(),
604 HEAP_ZERO_MEMORY,
605 cv_current_module->num_defined_types * sizeof(struct symt*));
606 }
607 if (cv_current_module->defined_types == NULL) return FALSE;
608 }
609 if (cv_current_module->defined_types[typeno - FIRST_DEFINABLE_TYPE])
610 {
611 if (cv_current_module->defined_types[typeno - FIRST_DEFINABLE_TYPE] != dt)
612 FIXME("Overwriting at %x\n", typeno);
613 }
614 cv_current_module->defined_types[typeno - FIRST_DEFINABLE_TYPE] = dt;
615 return TRUE;
616 }
617
618 static void codeview_clear_type_table(void)
619 {
620 int i;
621
622 for (i = 0; i < CV_MAX_MODULES; i++)
623 {
624 if (cv_zmodules[i].allowed)
625 HeapFree(GetProcessHeap(), 0, cv_zmodules[i].defined_types);
626 cv_zmodules[i].allowed = FALSE;
627 cv_zmodules[i].defined_types = NULL;
628 cv_zmodules[i].num_defined_types = 0;
629 }
630 cv_current_module = NULL;
631 }
632
633 static struct symt* codeview_parse_one_type(struct codeview_type_parse* ctp,
634 unsigned curr_type,
635 const union codeview_type* type, BOOL details);
636
637 static void* codeview_cast_symt(struct symt* symt, enum SymTagEnum tag)
638 {
639 if (symt->tag != tag)
640 {
641 FIXME("Bad tag. Expected %d, but got %d\n", tag, symt->tag);
642 return NULL;
643 }
644 return symt;
645 }
646
647 static struct symt* codeview_fetch_type(struct codeview_type_parse* ctp,
648 unsigned typeno, BOOL details)
649 {
650 struct symt* symt;
651 const union codeview_type* p;
652
653 if (!typeno) return NULL;
654 if ((symt = codeview_get_type(typeno, TRUE))) return symt;
655
656 /* forward declaration */
657 if (!(p = codeview_jump_to_type(ctp, typeno)))
658 {
659 FIXME("Cannot locate type %x\n", typeno);
660 return NULL;
661 }
662 symt = codeview_parse_one_type(ctp, typeno, p, details);
663 if (!symt) FIXME("Couldn't load forward type %x\n", typeno);
664 return symt;
665 }
666
667 static struct symt* codeview_add_type_pointer(struct codeview_type_parse* ctp,
668 struct symt* existing,
669 unsigned int pointee_type)
670 {
671 struct symt* pointee;
672
673 if (existing)
674 {
675 existing = codeview_cast_symt(existing, SymTagPointerType);
676 return existing;
677 }
678 pointee = codeview_fetch_type(ctp, pointee_type, FALSE);
679 return &symt_new_pointer(ctp->module, pointee, ctp->module->cpu->word_size)->symt;
680 }
681
682 static struct symt* codeview_add_type_array(struct codeview_type_parse* ctp,
683 const char* name,
684 unsigned int elemtype,
685 unsigned int indextype,
686 unsigned int arr_len)
687 {
688 struct symt* elem = codeview_fetch_type(ctp, elemtype, FALSE);
689 struct symt* index = codeview_fetch_type(ctp, indextype, FALSE);
690 DWORD64 elem_size;
691 DWORD count = 0;
692
693 if (symt_get_info(ctp->module, elem, TI_GET_LENGTH, &elem_size) && elem_size)
694 {
695 if (arr_len % (DWORD)elem_size)
696 FIXME("array size should be a multiple of element size %u %I64u\n", arr_len, elem_size);
697 count = arr_len / (unsigned)elem_size;
698 }
699 return &symt_new_array(ctp->module, 0, count, elem, index)->symt;
700 }
701
702 static BOOL codeview_add_type_enum_field_list(struct module* module,
703 struct symt_enum* symt,
704 const union codeview_reftype* ref_type)
705 {
706 const unsigned char* ptr = ref_type->fieldlist.list;
707 const unsigned char* last = (const BYTE*)ref_type + ref_type->generic.len + 2;
708 const union codeview_fieldtype* type;
709
710 while (ptr < last)
711 {
712 if (*ptr >= 0xf0) /* LF_PAD... */
713 {
714 ptr += *ptr & 0x0f;
715 continue;
716 }
717
718 type = (const union codeview_fieldtype*)ptr;
719
720 switch (type->generic.id)
721 {
722 case LF_ENUMERATE_V1:
723 {
724 int value, vlen = numeric_leaf(&value, &type->enumerate_v1.value);
725 const struct p_string* p_name = (const struct p_string*)((const unsigned char*)&type->enumerate_v1.value + vlen);
726
727 symt_add_enum_element(module, symt, terminate_string(p_name), value);
728 ptr += 2 + 2 + vlen + (1 + p_name->namelen);
729 break;
730 }
731 case LF_ENUMERATE_V3:
732 {
733 int value, vlen = numeric_leaf(&value, &type->enumerate_v3.value);
734 const char* name = (const char*)&type->enumerate_v3.value + vlen;
735
736 symt_add_enum_element(module, symt, name, value);
737 ptr += 2 + 2 + vlen + (1 + strlen(name));
738 break;
739 }
740
741 default:
742 FIXME("Unsupported type %04x in ENUM field list\n", type->generic.id);
743 return FALSE;
744 }
745 }
746 return TRUE;
747 }
748
749 static void codeview_add_udt_element(struct codeview_type_parse* ctp,
750 struct symt_udt* symt, const char* name,
751 int value, unsigned type)
752 {
753 struct symt* subtype;
754 const union codeview_reftype*cv_type;
755
756 if ((cv_type = codeview_jump_to_type(ctp, type)))
757 {
758 switch (cv_type->generic.id)
759 {
760 case LF_BITFIELD_V1:
761 symt_add_udt_element(ctp->module, symt, name,
762 codeview_fetch_type(ctp, cv_type->bitfield_v1.type, FALSE),
763 value, cv_type->bitfield_v1.bitoff,
764 cv_type->bitfield_v1.nbits);
765 return;
766 case LF_BITFIELD_V2:
767 symt_add_udt_element(ctp->module, symt, name,
768 codeview_fetch_type(ctp, cv_type->bitfield_v2.type, FALSE),
769 value, cv_type->bitfield_v2.bitoff,
770 cv_type->bitfield_v2.nbits);
771 return;
772 }
773 }
774 subtype = codeview_fetch_type(ctp, type, FALSE);
775
776 if (subtype)
777 {
778 DWORD64 elem_size = 0;
779 symt_get_info(ctp->module, subtype, TI_GET_LENGTH, &elem_size);
780 symt_add_udt_element(ctp->module, symt, name, subtype, value, 0, 0);
781 }
782 }
783
784 static int codeview_add_type_struct_field_list(struct codeview_type_parse* ctp,
785 struct symt_udt* symt,
786 unsigned fieldlistno)
787 {
788 const unsigned char* ptr;
789 const unsigned char* last;
790 int value, leaf_len;
791 const struct p_string* p_name;
792 const char* c_name;
793 const union codeview_reftype*type_ref;
794 const union codeview_fieldtype* type;
795
796 if (!fieldlistno) return TRUE;
797 type_ref = codeview_jump_to_type(ctp, fieldlistno);
798 ptr = type_ref->fieldlist.list;
799 last = (const BYTE*)type_ref + type_ref->generic.len + 2;
800
801 while (ptr < last)
802 {
803 if (*ptr >= 0xf0) /* LF_PAD... */
804 {
805 ptr += *ptr & 0x0f;
806 continue;
807 }
808
809 type = (const union codeview_fieldtype*)ptr;
810
811 switch (type->generic.id)
812 {
813 case LF_BCLASS_V1:
814 leaf_len = numeric_leaf(&value, &type->bclass_v1.offset);
815
816 /* FIXME: ignored for now */
817
818 ptr += 2 + 2 + 2 + leaf_len;
819 break;
820
821 case LF_BCLASS_V2:
822 leaf_len = numeric_leaf(&value, &type->bclass_v2.offset);
823
824 /* FIXME: ignored for now */
825
826 ptr += 2 + 2 + 4 + leaf_len;
827 break;
828
829 case LF_VBCLASS_V1:
830 case LF_IVBCLASS_V1:
831 {
832 const unsigned short int* p_vboff;
833 int vpoff, vplen;
834 leaf_len = numeric_leaf(&value, &type->vbclass_v1.vbpoff);
835 p_vboff = (const unsigned short int*)((const char*)&type->vbclass_v1.vbpoff + leaf_len);
836 vplen = numeric_leaf(&vpoff, p_vboff);
837
838 /* FIXME: ignored for now */
839
840 ptr += 2 + 2 + 2 + 2 + leaf_len + vplen;
841 }
842 break;
843
844 case LF_VBCLASS_V2:
845 case LF_IVBCLASS_V2:
846 {
847 const unsigned short int* p_vboff;
848 int vpoff, vplen;
849 leaf_len = numeric_leaf(&value, &type->vbclass_v2.vbpoff);
850 p_vboff = (const unsigned short int*)((const char*)&type->vbclass_v2.vbpoff + leaf_len);
851 vplen = numeric_leaf(&vpoff, p_vboff);
852
853 /* FIXME: ignored for now */
854
855 ptr += 2 + 2 + 4 + 4 + leaf_len + vplen;
856 }
857 break;
858
859 case LF_MEMBER_V1:
860 leaf_len = numeric_leaf(&value, &type->member_v1.offset);
861 p_name = (const struct p_string*)((const char*)&type->member_v1.offset + leaf_len);
862
863 codeview_add_udt_element(ctp, symt, terminate_string(p_name), value,
864 type->member_v1.type);
865
866 ptr += 2 + 2 + 2 + leaf_len + (1 + p_name->namelen);
867 break;
868
869 case LF_MEMBER_V2:
870 leaf_len = numeric_leaf(&value, &type->member_v2.offset);
871 p_name = (const struct p_string*)((const unsigned char*)&type->member_v2.offset + leaf_len);
872
873 codeview_add_udt_element(ctp, symt, terminate_string(p_name), value,
874 type->member_v2.type);
875
876 ptr += 2 + 2 + 4 + leaf_len + (1 + p_name->namelen);
877 break;
878
879 case LF_MEMBER_V3:
880 leaf_len = numeric_leaf(&value, &type->member_v3.offset);
881 c_name = (const char*)&type->member_v3.offset + leaf_len;
882
883 codeview_add_udt_element(ctp, symt, c_name, value, type->member_v3.type);
884
885 ptr += 2 + 2 + 4 + leaf_len + (strlen(c_name) + 1);
886 break;
887
888 case LF_STMEMBER_V1:
889 /* FIXME: ignored for now */
890 ptr += 2 + 2 + 2 + (1 + type->stmember_v1.p_name.namelen);
891 break;
892
893 case LF_STMEMBER_V2:
894 /* FIXME: ignored for now */
895 ptr += 2 + 4 + 2 + (1 + type->stmember_v2.p_name.namelen);
896 break;
897
898 case LF_STMEMBER_V3:
899 /* FIXME: ignored for now */
900 ptr += 2 + 4 + 2 + (strlen(type->stmember_v3.name) + 1);
901 break;
902
903 case LF_METHOD_V1:
904 /* FIXME: ignored for now */
905 ptr += 2 + 2 + 2 + (1 + type->method_v1.p_name.namelen);
906 break;
907
908 case LF_METHOD_V2:
909 /* FIXME: ignored for now */
910 ptr += 2 + 2 + 4 + (1 + type->method_v2.p_name.namelen);
911 break;
912
913 case LF_METHOD_V3:
914 /* FIXME: ignored for now */
915 ptr += 2 + 2 + 4 + (strlen(type->method_v3.name) + 1);
916 break;
917
918 case LF_NESTTYPE_V1:
919 /* FIXME: ignored for now */
920 ptr += 2 + 2 + (1 + type->nesttype_v1.p_name.namelen);
921 break;
922
923 case LF_NESTTYPE_V2:
924 /* FIXME: ignored for now */
925 ptr += 2 + 2 + 4 + (1 + type->nesttype_v2.p_name.namelen);
926 break;
927
928 case LF_NESTTYPE_V3:
929 /* FIXME: ignored for now */
930 ptr += 2 + 2 + 4 + (strlen(type->nesttype_v3.name) + 1);
931 break;
932
933 case LF_VFUNCTAB_V1:
934 /* FIXME: ignored for now */
935 ptr += 2 + 2;
936 break;
937
938 case LF_VFUNCTAB_V2:
939 /* FIXME: ignored for now */
940 ptr += 2 + 2 + 4;
941 break;
942
943 case LF_ONEMETHOD_V1:
944 /* FIXME: ignored for now */
945 switch ((type->onemethod_v1.attribute >> 2) & 7)
946 {
947 case 4: case 6: /* (pure) introducing virtual method */
948 ptr += 2 + 2 + 2 + 4 + (1 + type->onemethod_virt_v1.p_name.namelen);
949 break;
950
951 default:
952 ptr += 2 + 2 + 2 + (1 + type->onemethod_v1.p_name.namelen);
953 break;
954 }
955 break;
956
957 case LF_ONEMETHOD_V2:
958 /* FIXME: ignored for now */
959 switch ((type->onemethod_v2.attribute >> 2) & 7)
960 {
961 case 4: case 6: /* (pure) introducing virtual method */
962 ptr += 2 + 2 + 4 + 4 + (1 + type->onemethod_virt_v2.p_name.namelen);
963 break;
964
965 default:
966 ptr += 2 + 2 + 4 + (1 + type->onemethod_v2.p_name.namelen);
967 break;
968 }
969 break;
970
971 case LF_ONEMETHOD_V3:
972 /* FIXME: ignored for now */
973 switch ((type->onemethod_v3.attribute >> 2) & 7)
974 {
975 case 4: case 6: /* (pure) introducing virtual method */
976 ptr += 2 + 2 + 4 + 4 + (strlen(type->onemethod_virt_v3.name) + 1);
977 break;
978
979 default:
980 ptr += 2 + 2 + 4 + (strlen(type->onemethod_v3.name) + 1);
981 break;
982 }
983 break;
984
985 case LF_INDEX_V1:
986 if (!codeview_add_type_struct_field_list(ctp, symt, type->index_v1.ref))
987 return FALSE;
988 ptr += 2 + 2;
989 break;
990
991 case LF_INDEX_V2:
992 if (!codeview_add_type_struct_field_list(ctp, symt, type->index_v2.ref))
993 return FALSE;
994 ptr += 2 + 2 + 4;
995 break;
996
997 default:
998 FIXME("Unsupported type %04x in STRUCT field list\n", type->generic.id);
999 return FALSE;
1000 }
1001 }
1002
1003 return TRUE;
1004 }
1005
1006 static struct symt* codeview_add_type_enum(struct codeview_type_parse* ctp,
1007 struct symt* existing,
1008 const char* name,
1009 unsigned fieldlistno,
1010 unsigned basetype)
1011 {
1012 struct symt_enum* symt;
1013
1014 if (existing)
1015 {
1016 if (!(symt = codeview_cast_symt(existing, SymTagEnum))) return NULL;
1017 /* should also check that all fields are the same */
1018 }
1019 else
1020 {
1021 symt = symt_new_enum(ctp->module, name,
1022 codeview_fetch_type(ctp, basetype, FALSE));
1023 if (fieldlistno)
1024 {
1025 const union codeview_reftype* fieldlist;
1026 fieldlist = codeview_jump_to_type(ctp, fieldlistno);
1027 codeview_add_type_enum_field_list(ctp->module, symt, fieldlist);
1028 }
1029 }
1030 return &symt->symt;
1031 }
1032
1033 static struct symt* codeview_add_type_struct(struct codeview_type_parse* ctp,
1034 struct symt* existing,
1035 const char* name, int structlen,
1036 enum UdtKind kind, unsigned property)
1037 {
1038 struct symt_udt* symt;
1039
1040 /* if we don't have an existing type, try to find one with same name
1041 * FIXME: what to do when several types in different CUs have same name ?
1042 */
1043 if (!existing)
1044 {
1045 void* ptr;
1046 struct symt_ht* type;
1047 struct hash_table_iter hti;
1048
1049 hash_table_iter_init(&ctp->module->ht_types, &hti, name);
1050 while ((ptr = hash_table_iter_up(&hti)))
1051 {
1052 type = CONTAINING_RECORD(ptr, struct symt_ht, hash_elt);
1053
1054 if (type->symt.tag == SymTagUDT &&
1055 type->hash_elt.name && !strcmp(type->hash_elt.name, name))
1056 {
1057 existing = &type->symt;
1058 break;
1059 }
1060 }
1061 }
1062 if (existing)
1063 {
1064 if (!(symt = codeview_cast_symt(existing, SymTagUDT))) return NULL;
1065 /* should also check that all fields are the same */
1066 if (!(property & 0x80)) /* 0x80 = forward declaration */
1067 {
1068 if (!symt->size) /* likely prior forward declaration, set UDT size */
1069 symt_set_udt_size(ctp->module, symt, structlen);
1070 else /* different UDT with same name, create a new type */
1071 existing = NULL;
1072 }
1073 }
1074 if (!existing) symt = symt_new_udt(ctp->module, name, structlen, kind);
1075
1076 return &symt->symt;
1077 }
1078
1079 static struct symt* codeview_new_func_signature(struct codeview_type_parse* ctp,
1080 struct symt* existing,
1081 enum CV_call_e call_conv)
1082 {
1083 struct symt_function_signature* sym;
1084
1085 if (existing)
1086 {
1087 sym = codeview_cast_symt(existing, SymTagFunctionType);
1088 if (!sym) return NULL;
1089 }
1090 else
1091 {
1092 sym = symt_new_function_signature(ctp->module, NULL, call_conv);
1093 }
1094 return &sym->symt;
1095 }
1096
1097 static void codeview_add_func_signature_args(struct codeview_type_parse* ctp,
1098 struct symt_function_signature* sym,
1099 unsigned ret_type,
1100 unsigned args_list)
1101 {
1102 const union codeview_reftype* reftype;
1103
1104 sym->rettype = codeview_fetch_type(ctp, ret_type, FALSE);
1105 if (args_list && (reftype = codeview_jump_to_type(ctp, args_list)))
1106 {
1107 unsigned int i;
1108 switch (reftype->generic.id)
1109 {
1110 case LF_ARGLIST_V1:
1111 for (i = 0; i < reftype->arglist_v1.num; i++)
1112 symt_add_function_signature_parameter(ctp->module, sym,
1113 codeview_fetch_type(ctp, reftype->arglist_v1.args[i], FALSE));
1114 break;
1115 case LF_ARGLIST_V2:
1116 for (i = 0; i < reftype->arglist_v2.num; i++)
1117 symt_add_function_signature_parameter(ctp->module, sym,
1118 codeview_fetch_type(ctp, reftype->arglist_v2.args[i], FALSE));
1119 break;
1120 default:
1121 FIXME("Unexpected leaf %x for signature's pmt\n", reftype->generic.id);
1122 }
1123 }
1124 }
1125
1126 static struct symt* codeview_parse_one_type(struct codeview_type_parse* ctp,
1127 unsigned curr_type,
1128 const union codeview_type* type, BOOL details)
1129 {
1130 struct symt* symt;
1131 int value, leaf_len;
1132 const struct p_string* p_name;
1133 const char* c_name;
1134 struct symt* existing;
1135
1136 existing = codeview_get_type(curr_type, TRUE);
1137
1138 switch (type->generic.id)
1139 {
1140 case LF_MODIFIER_V1:
1141 /* FIXME: we don't handle modifiers,
1142 * but read previous type on the curr_type
1143 */
1144 WARN("Modifier on %x: %s%s%s%s\n",
1145 type->modifier_v1.type,
1146 type->modifier_v1.attribute & 0x01 ? "const " : "",
1147 type->modifier_v1.attribute & 0x02 ? "volatile " : "",
1148 type->modifier_v1.attribute & 0x04 ? "unaligned " : "",
1149 type->modifier_v1.attribute & ~0x07 ? "unknown " : "");
1150 symt = codeview_fetch_type(ctp, type->modifier_v1.type, details);
1151 break;
1152 case LF_MODIFIER_V2:
1153 /* FIXME: we don't handle modifiers, but readd previous type on the curr_type */
1154 WARN("Modifier on %x: %s%s%s%s\n",
1155 type->modifier_v2.type,
1156 type->modifier_v2.attribute & 0x01 ? "const " : "",
1157 type->modifier_v2.attribute & 0x02 ? "volatile " : "",
1158 type->modifier_v2.attribute & 0x04 ? "unaligned " : "",
1159 type->modifier_v2.attribute & ~0x07 ? "unknown " : "");
1160 symt = codeview_fetch_type(ctp, type->modifier_v2.type, details);
1161 break;
1162
1163 case LF_POINTER_V1:
1164 symt = codeview_add_type_pointer(ctp, existing, type->pointer_v1.datatype);
1165 break;
1166 case LF_POINTER_V2:
1167 symt = codeview_add_type_pointer(ctp, existing, type->pointer_v2.datatype);
1168 break;
1169
1170 case LF_ARRAY_V1:
1171 if (existing) symt = codeview_cast_symt(existing, SymTagArrayType);
1172 else
1173 {
1174 leaf_len = numeric_leaf(&value, &type->array_v1.arrlen);
1175 p_name = (const struct p_string*)((const unsigned char*)&type->array_v1.arrlen + leaf_len);
1176 symt = codeview_add_type_array(ctp, terminate_string(p_name),
1177 type->array_v1.elemtype,
1178 type->array_v1.idxtype, value);
1179 }
1180 break;
1181 case LF_ARRAY_V2:
1182 if (existing) symt = codeview_cast_symt(existing, SymTagArrayType);
1183 else
1184 {
1185 leaf_len = numeric_leaf(&value, &type->array_v2.arrlen);
1186 p_name = (const struct p_string*)((const unsigned char*)&type->array_v2.arrlen + leaf_len);
1187
1188 symt = codeview_add_type_array(ctp, terminate_string(p_name),
1189 type->array_v2.elemtype,
1190 type->array_v2.idxtype, value);
1191 }
1192 break;
1193 case LF_ARRAY_V3:
1194 if (existing) symt = codeview_cast_symt(existing, SymTagArrayType);
1195 else
1196 {
1197 leaf_len = numeric_leaf(&value, &type->array_v3.arrlen);
1198 c_name = (const char*)&type->array_v3.arrlen + leaf_len;
1199
1200 symt = codeview_add_type_array(ctp, c_name,
1201 type->array_v3.elemtype,
1202 type->array_v3.idxtype, value);
1203 }
1204 break;
1205
1206 case LF_STRUCTURE_V1:
1207 case LF_CLASS_V1:
1208 leaf_len = numeric_leaf(&value, &type->struct_v1.structlen);
1209 p_name = (const struct p_string*)((const unsigned char*)&type->struct_v1.structlen + leaf_len);
1210 symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name), value,
1211 type->generic.id == LF_CLASS_V1 ? UdtClass : UdtStruct,
1212 type->struct_v1.property);
1213 if (details)
1214 {
1215 codeview_add_type(curr_type, symt);
1216 if (!(type->struct_v1.property & 0x80)) /* 0x80 = forward declaration */
1217 codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1218 type->struct_v1.fieldlist);
1219 }
1220 break;
1221
1222 case LF_STRUCTURE_V2:
1223 case LF_CLASS_V2:
1224 leaf_len = numeric_leaf(&value, &type->struct_v2.structlen);
1225 p_name = (const struct p_string*)((const unsigned char*)&type->struct_v2.structlen + leaf_len);
1226 symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name), value,
1227 type->generic.id == LF_CLASS_V2 ? UdtClass : UdtStruct,
1228 type->struct_v2.property);
1229 if (details)
1230 {
1231 codeview_add_type(curr_type, symt);
1232 if (!(type->struct_v2.property & 0x80)) /* 0x80 = forward declaration */
1233 codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1234 type->struct_v2.fieldlist);
1235 }
1236 break;
1237
1238 case LF_STRUCTURE_V3:
1239 case LF_CLASS_V3:
1240 leaf_len = numeric_leaf(&value, &type->struct_v3.structlen);
1241 c_name = (const char*)&type->struct_v3.structlen + leaf_len;
1242 symt = codeview_add_type_struct(ctp, existing, c_name, value,
1243 type->generic.id == LF_CLASS_V3 ? UdtClass : UdtStruct,
1244 type->struct_v3.property);
1245 if (details)
1246 {
1247 codeview_add_type(curr_type, symt);
1248 if (!(type->struct_v3.property & 0x80)) /* 0x80 = forward declaration */
1249 codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1250 type->struct_v3.fieldlist);
1251 }
1252 break;
1253
1254 case LF_UNION_V1:
1255 leaf_len = numeric_leaf(&value, &type->union_v1.un_len);
1256 p_name = (const struct p_string*)((const unsigned char*)&type->union_v1.un_len + leaf_len);
1257 symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name),
1258 value, UdtUnion, type->union_v1.property);
1259 if (details)
1260 {
1261 codeview_add_type(curr_type, symt);
1262 codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1263 type->union_v1.fieldlist);
1264 }
1265 break;
1266
1267 case LF_UNION_V2:
1268 leaf_len = numeric_leaf(&value, &type->union_v2.un_len);
1269 p_name = (const struct p_string*)((const unsigned char*)&type->union_v2.un_len + leaf_len);
1270 symt = codeview_add_type_struct(ctp, existing, terminate_string(p_name),
1271 value, UdtUnion, type->union_v2.property);
1272 if (details)
1273 {
1274 codeview_add_type(curr_type, symt);
1275 codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1276 type->union_v2.fieldlist);
1277 }
1278 break;
1279
1280 case LF_UNION_V3:
1281 leaf_len = numeric_leaf(&value, &type->union_v3.un_len);
1282 c_name = (const char*)&type->union_v3.un_len + leaf_len;
1283 symt = codeview_add_type_struct(ctp, existing, c_name,
1284 value, UdtUnion, type->union_v3.property);
1285 if (details)
1286 {
1287 codeview_add_type(curr_type, symt);
1288 codeview_add_type_struct_field_list(ctp, (struct symt_udt*)symt,
1289 type->union_v3.fieldlist);
1290 }
1291 break;
1292
1293 case LF_ENUM_V1:
1294 symt = codeview_add_type_enum(ctp, existing,
1295 terminate_string(&type->enumeration_v1.p_name),
1296 type->enumeration_v1.fieldlist,
1297 type->enumeration_v1.type);
1298 break;
1299
1300 case LF_ENUM_V2:
1301 symt = codeview_add_type_enum(ctp, existing,
1302 terminate_string(&type->enumeration_v2.p_name),
1303 type->enumeration_v2.fieldlist,
1304 type->enumeration_v2.type);
1305 break;
1306
1307 case LF_ENUM_V3:
1308 symt = codeview_add_type_enum(ctp, existing, type->enumeration_v3.name,
1309 type->enumeration_v3.fieldlist,
1310 type->enumeration_v3.type);
1311 break;
1312
1313 case LF_PROCEDURE_V1:
1314 symt = codeview_new_func_signature(ctp, existing, type->procedure_v1.callconv);
1315 if (details)
1316 {
1317 codeview_add_type(curr_type, symt);
1318 codeview_add_func_signature_args(ctp,
1319 (struct symt_function_signature*)symt,
1320 type->procedure_v1.rvtype,
1321 type->procedure_v1.arglist);
1322 }
1323 break;
1324 case LF_PROCEDURE_V2:
1325 symt = codeview_new_func_signature(ctp, existing,type->procedure_v2.callconv);
1326 if (details)
1327 {
1328 codeview_add_type(curr_type, symt);
1329 codeview_add_func_signature_args(ctp,
1330 (struct symt_function_signature*)symt,
1331 type->procedure_v2.rvtype,
1332 type->procedure_v2.arglist);
1333 }
1334 break;
1335
1336 case LF_MFUNCTION_V1:
1337 /* FIXME: for C++, this is plain wrong, but as we don't use arg types
1338 * nor class information, this would just do for now
1339 */
1340 symt = codeview_new_func_signature(ctp, existing, type->mfunction_v1.callconv);
1341 if (details)
1342 {
1343 codeview_add_type(curr_type, symt);
1344 codeview_add_func_signature_args(ctp,
1345 (struct symt_function_signature*)symt,
1346 type->mfunction_v1.rvtype,
1347 type->mfunction_v1.arglist);
1348 }
1349 break;
1350 case LF_MFUNCTION_V2:
1351 /* FIXME: for C++, this is plain wrong, but as we don't use arg types
1352 * nor class information, this would just do for now
1353 */
1354 symt = codeview_new_func_signature(ctp, existing, type->mfunction_v2.callconv);
1355 if (details)
1356 {
1357 codeview_add_type(curr_type, symt);
1358 codeview_add_func_signature_args(ctp,
1359 (struct symt_function_signature*)symt,
1360 type->mfunction_v2.rvtype,
1361 type->mfunction_v2.arglist);
1362 }
1363 break;
1364
1365 case LF_VTSHAPE_V1:
1366 /* this is an ugly hack... FIXME when we have C++ support */
1367 if (!(symt = existing))
1368 {
1369 char buf[128];
1370 snprintf(buf, sizeof(buf), "__internal_vt_shape_%x\n", curr_type);
1371 symt = &symt_new_udt(ctp->module, buf, 0, UdtStruct)->symt;
1372 }
1373 break;
1374 default:
1375 FIXME("Unsupported type-id leaf %x\n", type->generic.id);
1376 dump(type, 2 + type->generic.len);
1377 return NULL;
1378 }
1379 return codeview_add_type(curr_type, symt) ? symt : NULL;
1380 }
1381
1382 static BOOL codeview_parse_type_table(struct codeview_type_parse* ctp)
1383 {
1384 unsigned int curr_type = FIRST_DEFINABLE_TYPE;
1385 const union codeview_type* type;
1386
1387 for (curr_type = FIRST_DEFINABLE_TYPE; curr_type < FIRST_DEFINABLE_TYPE + ctp->num; curr_type++)
1388 {
1389 type = codeview_jump_to_type(ctp, curr_type);
1390
1391 /* type records we're interested in are the ones referenced by symbols
1392 * The known ranges are (X mark the ones we want):
1393 * X 0000-0016 for V1 types
1394 * 0200-020c for V1 types referenced by other types
1395 * 0400-040f for V1 types (complex lists & sets)
1396 * X 1000-100f for V2 types
1397 * 1200-120c for V2 types referenced by other types
1398 * 1400-140f for V1 types (complex lists & sets)
1399 * X 1500-150d for V3 types
1400 * 8000-8010 for numeric leafes
1401 */
1402 if (!(type->generic.id & 0x8600) || (type->generic.id & 0x0100))
1403 codeview_parse_one_type(ctp, curr_type, type, TRUE);
1404 }
1405
1406 return TRUE;
1407 }
1408
1409 /*========================================================================
1410 * Process CodeView line number information.
1411 */
1412 static ULONG_PTR codeview_get_address(const struct msc_debug_info* msc_dbg,
1413 unsigned seg, unsigned offset);
1414
1415 static void codeview_snarf_linetab(const struct msc_debug_info* msc_dbg, const BYTE* linetab,
1416 int size, BOOL pascal_str)
1417 {
1418 const BYTE* ptr = linetab;
1419 int nfile, nseg;
1420 int i, j;
1421 unsigned int k;
1422 const unsigned int* filetab;
1423 const unsigned int* lt_ptr;
1424 const unsigned short* linenos;
1425 const struct startend* start;
1426 unsigned source;
1427 ULONG_PTR addr, func_addr0;
1428 struct symt_function* func;
1429 const struct codeview_linetab_block* ltb;
1430
1431 nfile = *(const short*)linetab;
1432 filetab = (const unsigned int*)(linetab + 2 * sizeof(short));
1433
1434 for (i = 0; i < nfile; i++)
1435 {
1436 ptr = linetab + filetab[i];
1437 nseg = *(const short*)ptr;
1438 lt_ptr = (const unsigned int*)(ptr + 2 * sizeof(short));
1439 start = (const struct startend*)(lt_ptr + nseg);
1440
1441 /*
1442 * Now snarf the filename for all of the segments for this file.
1443 */
1444 if (pascal_str)
1445 source = source_new(msc_dbg->module, NULL, terminate_string((const struct p_string*)(start + nseg)));
1446 else
1447 source = source_new(msc_dbg->module, NULL, (const char*)(start + nseg));
1448
1449 for (j = 0; j < nseg; j++)
1450 {
1451 ltb = (const struct codeview_linetab_block*)(linetab + *lt_ptr++);
1452 linenos = (const unsigned short*)&ltb->offsets[ltb->num_lines];
1453 func_addr0 = codeview_get_address(msc_dbg, ltb->seg, start[j].start);
1454 if (!func_addr0) continue;
1455 for (func = NULL, k = 0; k < ltb->num_lines; k++)
1456 {
1457 /* now locate function (if any) */
1458 addr = func_addr0 + ltb->offsets[k] - start[j].start;
1459 /* unfortunately, we can have several functions in the same block, if there's no
1460 * gap between them... find the new function if needed
1461 */
1462 if (!func || addr >= func->address + func->size)
1463 {
1464 func = (struct symt_function*)symt_find_symbol_at(msc_dbg->module, addr);
1465 /* FIXME: at least labels support line numbers */
1466 if (!symt_check_tag(&func->symt, SymTagFunction) && !symt_check_tag(&func->symt, SymTagInlineSite))
1467 {
1468 WARN("--not a func at %04x:%08x %Ix tag=%d\n",
1469 ltb->seg, ltb->offsets[k], addr, func ? func->symt.tag : -1);
1470 func = NULL;
1471 break;
1472 }
1473 }
1474 symt_add_func_line(msc_dbg->module, func, source, linenos[k], addr);
1475 }
1476 }
1477 }
1478 }
1479
1480 static void codeview_snarf_linetab2(const struct msc_debug_info* msc_dbg, const struct cv_module_snarf* cvmod)
1481 {
1482 unsigned i;
1483 const void* hdr_last = (const char*)cvmod->dbgsubsect + cvmod->dbgsubsect_size;
1484 const struct CV_DebugSSubsectionHeader_t* hdr;
1485 const struct CV_DebugSSubsectionHeader_t* hdr_next;
1486 const struct CV_DebugSSubsectionHeader_t* hdr_files = NULL;
1487 const struct CV_DebugSLinesHeader_t* lines_hdr;
1488 const struct CV_DebugSLinesFileBlockHeader_t* files_hdr;
1489 const struct CV_Line_t* lines;
1490 const struct CV_Checksum_t* chksms;
1491 unsigned source;
1492 struct symt_function* func;
1493
1494 /* locate DEBUG_S_FILECHKSMS (if any) */
1495 for (hdr = cvmod->dbgsubsect; CV_IS_INSIDE(hdr, hdr_last); hdr = CV_RECORD_GAP(hdr, hdr->cbLen))
1496 {
1497 if (hdr->type == DEBUG_S_FILECHKSMS)
1498 {
1499 hdr_files = hdr;
1500 break;
1501 }
1502 }
1503 if (!hdr_files)
1504 {
1505 TRACE("No DEBUG_S_FILECHKSMS found\n");
1506 return;
1507 }
1508
1509 for (hdr = cvmod->dbgsubsect; CV_IS_INSIDE(hdr, hdr_last); hdr = hdr_next)
1510 {
1511 hdr_next = CV_RECORD_GAP(hdr, hdr->cbLen);
1512 if (!(hdr->type & DEBUG_S_IGNORE))
1513 {
1514 ULONG_PTR lineblk_base;
1515 /* FIXME: should also check that whole lines_blk fits in linetab + size */
1516 switch (hdr->type)
1517 {
1518 case DEBUG_S_LINES:
1519 lines_hdr = CV_RECORD_AFTER(hdr);
1520 files_hdr = CV_RECORD_AFTER(lines_hdr);
1521 /* Skip blocks that are too small - Intel C Compiler generates these. */
1522 if (!CV_IS_INSIDE(files_hdr, hdr_next)) break;
1523 TRACE("block from %04x:%08x #%x\n",
1524 lines_hdr->segCon, lines_hdr->offCon, lines_hdr->cbCon);
1525 chksms = CV_RECORD_GAP(hdr_files, files_hdr->offFile);
1526 if (!CV_IS_INSIDE(chksms, CV_RECORD_GAP(hdr_files, hdr_files->cbLen)))
1527 {
1528 WARN("Corrupt PDB file: offset in CHKSMS subsection is invalid\n");
1529 break;
1530 }
1531 source = source_new(msc_dbg->module, NULL,
1532 (chksms->strOffset < cvmod->strsize) ? cvmod->strimage + chksms->strOffset : "<<stroutofbounds>>");
1533 lineblk_base = codeview_get_address(msc_dbg, lines_hdr->segCon, lines_hdr->offCon);
1534 lines = CV_RECORD_AFTER(files_hdr);
1535 for (i = 0; i < files_hdr->nLines; i++)
1536 {
1537 func = (struct symt_function*)symt_find_symbol_at(msc_dbg->module, lineblk_base + lines[i].offset);
1538 /* FIXME: at least labels support line numbers */
1539 if (!symt_check_tag(&func->symt, SymTagFunction) && !symt_check_tag(&func->symt, SymTagInlineSite))
1540 {
1541 WARN("--not a func at %04x:%08x %Ix tag=%d\n",
1542 lines_hdr->segCon, lines_hdr->offCon + lines[i].offset, lineblk_base + lines[i].offset, func ? func->symt.tag : -1);
1543 continue;
1544 }
1545 symt_add_func_line(msc_dbg->module, func, source,
1546 lines[i].linenumStart, lineblk_base + lines[i].offset);
1547 }
1548 break;
1549 case DEBUG_S_FILECHKSMS: /* skip */
1550 break;
1551 default:
1552 break;
1553 }
1554 }
1555 hdr = hdr_next;
1556 }
1557 }
1558
1559 /*========================================================================
1560 * Process CodeView symbol information.
1561 */
1562
1563 static unsigned int codeview_map_offset(const struct msc_debug_info* msc_dbg,
1564 unsigned int offset)
1565 {
1566 int nomap = msc_dbg->nomap;
1567 const OMAP* omapp = msc_dbg->omapp;
1568 int i;
1569
1570 if (!nomap || !omapp) return offset;
1571
1572 /* FIXME: use binary search */
1573 for (i = 0; i < nomap - 1; i++)
1574 if (omapp[i].rva <= offset && omapp[i+1].rva > offset)
1575 return !omapp[i].rvaTo ? 0 : omapp[i].rvaTo + (offset - omapp[i].rva);
1576
1577 return 0;
1578 }
1579
1580 static ULONG_PTR codeview_get_address(const struct msc_debug_info* msc_dbg,
1581 unsigned seg, unsigned offset)
1582 {
1583 int nsect = msc_dbg->nsect;
1584 const IMAGE_SECTION_HEADER* sectp = msc_dbg->sectp;
1585
1586 if (!seg || seg > nsect) return 0;
1587 return msc_dbg->module->module.BaseOfImage +
1588 codeview_map_offset(msc_dbg, sectp[seg-1].VirtualAddress + offset);
1589 }
1590
1591 static BOOL func_has_local(struct symt_function* func, const char* name)
1592 {
1593 int i;
1594
1595 for (i = 0; i < func->vchildren.num_elts; ++i)
1596 {
1597 struct symt* p = *(struct symt**)vector_at(&func->vchildren, i);
1598 if (symt_check_tag(p, SymTagData) && !strcmp(((struct symt_data*)p)->hash_elt.name, name))
1599 return TRUE;
1600 }
1601 return FALSE;
1602 }
1603
1604 static const union codeview_symbol* get_next_sym(const union codeview_symbol* sym)
1605 {
1606 return (const union codeview_symbol*)((const char*)sym + sym->generic.len + 2);
1607 }
1608
1609 static inline void codeview_add_variable(const struct msc_debug_info* msc_dbg,
1610 struct symt_compiland* compiland,
1611 const char* name,
1612 unsigned segment, unsigned offset,
1613 unsigned symtype, BOOL is_local, BOOL in_tls, BOOL force)
1614 {
1615 if (name && *name)
1616 {
1617 struct location loc;
1618
1619 loc.kind = in_tls ? loc_tlsrel : loc_absolute;
1620 loc.reg = 0;
1621 loc.offset = in_tls ? offset : codeview_get_address(msc_dbg, segment, offset);
1622 if (force || in_tls || !symt_find_symbol_at(msc_dbg->module, loc.offset))
1623 {
1624 symt_new_global_variable(msc_dbg->module, compiland,
1625 name, is_local, loc, 0,
1626 codeview_get_type(symtype, FALSE));
1627 }
1628 }
1629 }
1630
1631 struct cv_local_info
1632 {
1633 unsigned short kind; /* the S_DEFRANGE* */
1634 unsigned short ngaps; /* number of gaps */
1635 unsigned short reg;
1636 unsigned short rangelen; /* after start */
1637 short offset;
1638 DWORD_PTR start;
1639 struct cv_addr_gap gaps[0];
1640 };
1641
1642 static const struct cv_addr_gap* codeview_get_gaps(const union codeview_symbol* symrange)
1643 {
1644 const struct cv_addr_gap* gap;
1645 switch (symrange->generic.id)
1646 {
1647 case S_DEFRANGE: gap = symrange->defrange_v3.gaps; break;
1648 case S_DEFRANGE_SUBFIELD: gap = symrange->defrange_subfield_v3.gaps; break;
1649 case S_DEFRANGE_REGISTER: gap = symrange->defrange_register_v3.gaps; break;
1650 case S_DEFRANGE_FRAMEPOINTER_REL: gap = symrange->defrange_frameptrrel_v3.gaps; break;
1651 case S_DEFRANGE_SUBFIELD_REGISTER: gap = symrange->defrange_subfield_register_v3.gaps; break;
1652 case S_DEFRANGE_REGISTER_REL: gap = symrange->defrange_registerrel_v3.gaps; break;
1653 /* no gaps for that one */
1654 case S_DEFRANGE_FRAMEPOINTER_REL_FULL_SCOPE:
1655 default: return NULL;
1656 }
1657 return gap != (const struct cv_addr_gap*)get_next_sym(symrange) ? gap : NULL;
1658 }
1659
1660 static void codeview_xform_range(const struct msc_debug_info* msc_dbg,
1661 struct cv_local_info* locinfo,
1662 const struct cv_addr_range* adrange)
1663 {
1664 locinfo->start = codeview_get_address(msc_dbg, adrange->isectStart, adrange->offStart);
1665 locinfo->rangelen = adrange->cbRange;
1666 }
1667
1668 static unsigned codeview_transform_defrange(const struct msc_debug_info* msc_dbg,
1669 struct symt_function* curr_func,
1670 const union codeview_symbol* sym,
1671 struct location* loc)
1672 {
1673 const union codeview_symbol* first_symrange = get_next_sym(sym);
1674 const union codeview_symbol* symrange;
1675 const struct cv_addr_gap* gap;
1676 unsigned len, alloc = sizeof(DWORD); /* for terminating kind = 0 */
1677 unsigned char* ptr;
1678
1679 /* we need to transform the cv_addr_range into cv_local_info */
1680 for (symrange = first_symrange;
1681 symrange->generic.id >= S_DEFRANGE && symrange->generic.id <= S_DEFRANGE_REGISTER_REL;
1682 symrange = get_next_sym(symrange))
1683 {
1684 gap = codeview_get_gaps(symrange);
1685 alloc += sizeof(struct cv_local_info) +
1686 (gap ? (const char*)get_next_sym(symrange) - (const char*)gap : 0);
1687 }
1688 /* total length of all S_DEFRANGE* records (in bytes) following S_LOCAL */
1689 len = (const char*)symrange - (const char*)first_symrange;
1690
1691 ptr = pool_alloc(&msc_dbg->module->pool, alloc);
1692 if (ptr)
1693 {
1694 struct cv_local_info* locinfo = (struct cv_local_info*)ptr;
1695
1696 loc->kind = loc_cv_local_range;
1697 loc->offset = (DWORD_PTR)ptr;
1698 /* transform the cv_addr_range into cv_local_info */
1699 for (symrange = first_symrange;
1700 symrange->generic.id >= S_DEFRANGE && symrange->generic.id <= S_DEFRANGE_REGISTER_REL;
1701 symrange = get_next_sym(symrange))
1702 {
1703 locinfo->kind = symrange->generic.id;
1704 switch (symrange->generic.id)
1705 {
1706 case S_DEFRANGE:
1707 codeview_xform_range(msc_dbg, locinfo, &symrange->defrange_v3.range);
1708 /* FIXME: transformation unsupported; let loc_compute bark if actually needed */
1709 break;
1710 case S_DEFRANGE_SUBFIELD:
1711 codeview_xform_range(msc_dbg, locinfo, &symrange->defrange_subfield_v3.range);
1712 /* FIXME: transformation unsupported; let loc_compute bark if actually needed */
1713 break;
1714 case S_DEFRANGE_REGISTER:
1715 locinfo->reg = symrange->defrange_register_v3.reg;
1716 codeview_xform_range(msc_dbg, locinfo, &symrange->defrange_register_v3.range);
1717 break;
1718 case S_DEFRANGE_FRAMEPOINTER_REL:
1719 locinfo->offset = symrange->defrange_frameptrrel_v3.offFramePointer;
1720 codeview_xform_range(msc_dbg, locinfo, &symrange->defrange_frameptrrel_v3.range);
1721 break;
1722 case S_DEFRANGE_SUBFIELD_REGISTER:
1723 locinfo->reg = symrange->defrange_subfield_register_v3.reg;
1724 locinfo->offset = symrange->defrange_subfield_register_v3.offParent;
1725 codeview_xform_range(msc_dbg, locinfo, &symrange->defrange_subfield_register_v3.range);
1726 break;
1727 case S_DEFRANGE_FRAMEPOINTER_REL_FULL_SCOPE:
1728 locinfo->offset = symrange->defrange_frameptr_relfullscope_v3.offFramePointer;
1729 locinfo->start = curr_func->address;
1730 locinfo->rangelen = curr_func->size;
1731 break;
1732 case S_DEFRANGE_REGISTER_REL:
1733 locinfo->reg = symrange->defrange_registerrel_v3.baseReg;
1734 locinfo->offset = symrange->defrange_registerrel_v3.offBasePointer;
1735 codeview_xform_range(msc_dbg, locinfo, &symrange->defrange_registerrel_v3.range);
1736 break;
1737 default:
1738 assert(0);
1739 }
1740 gap = codeview_get_gaps(symrange);
1741 if (gap)
1742 {
1743 unsigned gaplen = (const char*)get_next_sym(symrange) - (const char*)gap;
1744 locinfo->ngaps = gaplen / sizeof(*gap);
1745 memcpy(locinfo->gaps, gap, gaplen);
1746 locinfo = (struct cv_local_info*)((char*)(locinfo + 1) + gaplen);
1747 }
1748 else
1749 {
1750 locinfo->ngaps = 0;
1751 locinfo++;
1752 }
1753 }
1754 *(DWORD*)locinfo = 0; /* store terminating kind == 0 */
1755 }
1756 else
1757 {
1758 loc->kind = loc_error;
1759 loc->reg = loc_err_internal;
1760 }
1761 return len;
1762 }
1763
1764 static unsigned codeview_binannot_uncompress(const unsigned char** pptr)
1765 {
1766 unsigned res = (unsigned)(-1);
1767 const unsigned char* ptr = *pptr;
1768
1769 if ((*ptr & 0x80) == 0x00)
1770 res = (unsigned)(*ptr++);
1771 else if ((*ptr & 0xC0) == 0x80)
1772 {
1773 res = (unsigned)((*ptr++ & 0x3f) << 8);
1774 res |= *ptr++;
1775 }
1776 else if ((*ptr & 0xE0) == 0xC0)
1777 {
1778 res = (*ptr++ & 0x1f) << 24;
1779 res |= *ptr++ << 16;
1780 res |= *ptr++ << 8;
1781 res |= *ptr++;
1782 }
1783 else res = (unsigned)(-1);
1784 *pptr = ptr;
1785 return res;
1786 }
1787
1788 struct cv_binannot
1789 {
1790 const unsigned char* annot; /* current pointer */
1791 const unsigned char* last_annot; /* end of binary annotation stream (first byte after) */
1792 unsigned opcode; /* last decoded opcode */
1793 unsigned arg1, arg2;
1794 };
1795
1796 static BOOL codeview_advance_binannot(struct cv_binannot* cvba)
1797 {
1798 if (cvba->annot >= cvba->last_annot) return FALSE;
1799 cvba->opcode = codeview_binannot_uncompress(&cvba->annot);
1800 if (cvba->opcode <= BA_OP_Invalid || cvba->opcode > BA_OP_ChangeColumnEnd) return FALSE;
1801 if (cvba->annot >= cvba->last_annot) return FALSE;
1802 cvba->arg1 = codeview_binannot_uncompress(&cvba->annot);
1803 if (cvba->opcode == BA_OP_ChangeCodeOffsetAndLineOffset)
1804 {
1805 cvba->arg2 = cvba->arg1 >> 4;
1806 cvba->arg1 &= 0x0F;
1807 }
1808 else if (cvba->opcode == BA_OP_ChangeCodeLengthAndCodeOffset)
1809 {
1810 if (cvba->annot >= cvba->last_annot) return FALSE;
1811 cvba->arg2 = codeview_binannot_uncompress(&cvba->annot);
1812 }
1813 else cvba->arg2 = 0;
1814 return TRUE;
1815 }
1816
1817 static inline int binannot_getsigned(unsigned i)
1818 {
1819 return (i & 1) ? -(int)(i >> 1) : (int)(i >> 1);
1820 }
1821
1822 static BOOL cv_dbgsubsect_find_inlinee(const struct msc_debug_info* msc_dbg,
1823 unsigned inlineeid,
1824 const struct cv_module_snarf* cvmod,
1825 const struct CV_DebugSSubsectionHeader_t* hdr_files,
1826 unsigned* srcfile, unsigned* srcline)
1827 {
1828 const struct CV_DebugSSubsectionHeader_t* hdr;
1829 const struct CV_DebugSSubsectionHeader_t* next_hdr;
1830 const struct CV_InlineeSourceLine_t* inlsrc;
1831 const struct CV_InlineeSourceLineEx_t* inlsrcex;
1832 const struct CV_Checksum_t* chksms;
1833
1834 for (hdr = cvmod->dbgsubsect; CV_IS_INSIDE(hdr, cvmod->dbgsubsect + cvmod->dbgsubsect_size); hdr = next_hdr)
1835 {
1836 next_hdr = CV_RECORD_GAP(hdr, hdr->cbLen);
1837 if (hdr->type != DEBUG_S_INLINEELINES) continue;
1838 /* subsection starts with a DWORD signature */
1839 switch (*(DWORD*)CV_RECORD_AFTER(hdr))
1840 {
1841 case CV_INLINEE_SOURCE_LINE_SIGNATURE:
1842 inlsrc = CV_RECORD_GAP(hdr, sizeof(DWORD));
1843 while (CV_IS_INSIDE(inlsrc, next_hdr))
1844 {
1845 if (inlsrc->inlinee == inlineeid)
1846 {
1847 chksms = CV_RECORD_GAP(hdr_files, inlsrc->fileId);
1848 if (!CV_IS_INSIDE(chksms, CV_RECORD_GAP(hdr_files, hdr_files->cbLen))) return FALSE;
1849 *srcfile = source_new(msc_dbg->module, NULL,
1850 (chksms->strOffset < cvmod->strsize) ? cvmod->strimage + chksms->strOffset : "<<str-out-of-bounds>>");
1851 *srcline = inlsrc->sourceLineNum;
1852 return TRUE;
1853 }
1854 ++inlsrc;
1855 }
1856 break;
1857 case CV_INLINEE_SOURCE_LINE_SIGNATURE_EX:
1858 inlsrcex = CV_RECORD_GAP(hdr, sizeof(DWORD));
1859 while (CV_IS_INSIDE(inlsrcex, next_hdr))
1860 {
1861 if (inlsrcex->inlinee == inlineeid)
1862 {
1863 chksms = CV_RECORD_GAP(hdr_files, inlsrcex->fileId);
1864 if (!CV_IS_INSIDE(chksms, CV_RECORD_GAP(hdr_files, hdr_files->cbLen))) return FALSE;
1865 *srcfile = source_new(msc_dbg->module, NULL,
1866 (chksms->strOffset < cvmod->strsize) ? cvmod->strimage + chksms->strOffset : "<<str-out-of-bounds>>");
1867 *srcline = inlsrcex->sourceLineNum;
1868 return TRUE;
1869 }
1870 inlsrcex = CV_RECORD_GAP(inlsrcex, inlsrcex->countOfExtraFiles * sizeof(inlsrcex->extraFileId[0]));
1871 }
1872 break;
1873 default:
1874 FIXME("Unknown signature %lx in INLINEELINES subsection\n", *(DWORD*)CV_RECORD_AFTER(hdr));
1875 break;
1876 }
1877 }
1878 return FALSE;
1879 }
1880
1881 static struct symt_inlinesite* codeview_create_inline_site(const struct msc_debug_info* msc_dbg,
1882 const struct cv_module_snarf* cvmod,
1883 struct symt_function* top_func,
1884 struct symt* container,
1885 cv_itemid_t inlinee,
1886 const unsigned char* annot,
1887 const unsigned char* last_annot)
1888 {
1889 const struct CV_DebugSSubsectionHeader_t* hdr_files = NULL;
1890 const union codeview_type* cvt;
1891 DWORD64 addr;
1892 struct symt_inlinesite* inlined;
1893 struct cv_binannot cvba;
1894 BOOL srcok, found = FALSE;
1895 unsigned first, offset, length, line, srcfile;
1896 const struct CV_Checksum_t* chksms;
1897
1898 if (!cvmod->ipi_ctp || !(cvt = codeview_jump_to_type(cvmod->ipi_ctp, inlinee)))
1899 {
1900 FIXME("Couldn't find type %x in IPI stream\n", inlinee);
1901 return NULL;
1902 }
1903
1904 addr = top_func->address;
1905 /* grasp first code offset in binary annotation to compute inline site start address */
1906 cvba.annot = annot;
1907 cvba.last_annot = last_annot;
1908 while (codeview_advance_binannot(&cvba))
1909 if (cvba.opcode == BA_OP_CodeOffset ||
1910 cvba.opcode == BA_OP_ChangeCodeOffset ||
1911 cvba.opcode == BA_OP_ChangeCodeOffsetAndLineOffset)
1912 {
1913 addr += first = cvba.arg1;
1914 length = 0;
1915 found = TRUE;
1916 break;
1917 }
1918 else if (cvba.opcode == BA_OP_ChangeCodeLengthAndCodeOffset)
1919 {
1920 addr += first = cvba.arg2;
1921 length = cvba.arg1;
1922 found = TRUE;
1923 break;
1924 }
1925 offset = first;
1926
1927 if (!found)
1928 {
1929 WARN("Couldn't find start address of inlined\n");
1930 return NULL;
1931 }
1932
1933 switch (cvt->generic.id)
1934 {
1935 case LF_FUNC_ID:
1936 inlined = symt_new_inlinesite(msc_dbg->module, top_func, container,
1937 cvt->func_id_v3.name, addr,
1938 codeview_get_type(cvt->func_id_v3.type, FALSE));
1939 break;
1940 case LF_MFUNC_ID:
1941 /* FIXME we just declare a function, not a method */
1942 inlined = symt_new_inlinesite(msc_dbg->module, top_func, container,
1943 cvt->mfunc_id_v3.name, addr,
1944 codeview_get_type(cvt->mfunc_id_v3.type, FALSE));
1945 break;
1946 default:
1947 FIXME("unsupported inlinee kind %x\n", cvt->generic.id);
1948 return NULL;
1949 }
1950
1951 for (hdr_files = cvmod->dbgsubsect;
1952 CV_IS_INSIDE(hdr_files, cvmod->dbgsubsect + cvmod->dbgsubsect_size);
1953 hdr_files = CV_RECORD_GAP(hdr_files, hdr_files->cbLen))
1954 {
1955 if (hdr_files->type == DEBUG_S_FILECHKSMS)
1956 break;
1957 }
1958 if (!hdr_files) return FALSE;
1959 srcok = cv_dbgsubsect_find_inlinee(msc_dbg, inlinee, cvmod, hdr_files, &srcfile, &line);
1960
1961 if (srcok)
1962 symt_add_func_line(msc_dbg->module, &inlined->func, srcfile, line, top_func->address + offset);
1963 else
1964 srcfile = line = 0;
1965 for (;;)
1966 {
1967 if (!codeview_advance_binannot(&cvba)) break;
1968 switch (cvba.opcode)
1969 {
1970 case BA_OP_CodeOffset:
1971 first = offset = cvba.arg1;
1972 length = 1;
1973 break;
1974 case BA_OP_ChangeCodeOffset:
1975 offset += cvba.arg1;
1976 length = 1;
1977 if (srcok)
1978 symt_add_func_line(msc_dbg->module, &inlined->func, srcfile, line, top_func->address + offset);
1979 break;
1980 case BA_OP_ChangeCodeLength:
1981 length = cvba.arg1;
1982 break;
1983 case BA_OP_ChangeFile:
1984 chksms = CV_RECORD_GAP(hdr_files, cvba.arg1);
1985 if (CV_IS_INSIDE(chksms, CV_RECORD_GAP(hdr_files, hdr_files->cbLen)))
1986 srcfile = source_new(msc_dbg->module, NULL,
1987 (chksms->strOffset < cvmod->strsize) ? cvmod->strimage + chksms->strOffset : "<<str-out-of-bounds>>");
1988 break;
1989 case BA_OP_ChangeLineOffset:
1990 line += binannot_getsigned(cvba.arg1);
1991 break;
1992 case BA_OP_ChangeCodeOffsetAndLineOffset:
1993 if (srcok)
1994 symt_add_func_line(msc_dbg->module, &inlined->func, srcfile, line, top_func->address + offset);
1995 line += binannot_getsigned(cvba.arg2);
1996 offset += cvba.arg1;
1997 length = 1;
1998 break;
1999 case BA_OP_ChangeCodeLengthAndCodeOffset:
2000 offset += cvba.arg2;
2001 length = cvba.arg1;
2002 if (srcok)
2003 symt_add_func_line(msc_dbg->module, &inlined->func, srcfile, line, top_func->address + offset);
2004 break;
2005 default:
2006 WARN("Unsupported op %d\n", cvba.opcode);
2007 break;
2008 }
2009 }
2010 symt_add_inlinesite_range(msc_dbg->module, inlined, top_func->address + first, top_func->address + offset + length);
2011 return inlined;
2012 }
2013
2014 static BOOL codeview_snarf(const struct msc_debug_info* msc_dbg,
2015 const BYTE* root, unsigned offset, unsigned size,
2016 const struct cv_module_snarf* cvmod,
2017 BOOL do_globals)
2018 {
2019 struct symt_function* top_func = NULL;
2020 struct symt_function* curr_func = NULL;
2021 int i, length;
2022 struct symt_block* block = NULL;
2023 struct symt* symt;
2024 struct symt_compiland* compiland = NULL;
2025 struct location loc;
2026
2027 /*
2028 * Loop over the different types of records and whenever we
2029 * find something we are interested in, record it and move on.
2030 */
2031 for (i = offset; i < size; i += length)
2032 {
2033 const union codeview_symbol* sym = (const union codeview_symbol*)(root + i);
2034 length = sym->generic.len + 2;
2035 if (i + length > size) break;
2036 if (!sym->generic.id || length < 4) break;
2037 if (length & 3) FIXME("unpadded len %u\n", length);
2038
2039 switch (sym->generic.id)
2040 {
2041 /*
2042 * Global and local data symbols. We don't associate these
2043 * with any given source file.
2044 */
2045 case S_GDATA32_16t:
2046 case S_LDATA32_16t:
2047 if (do_globals)
2048 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v1.p_name),
2049 sym->data_v1.segment, sym->data_v1.offset, sym->data_v1.symtype,
2050 sym->generic.id == S_LDATA32_16t, FALSE, TRUE);
2051 break;
2052 case S_GDATA32_ST:
2053 case S_LDATA32_ST:
2054 if (do_globals)
2055 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v2.p_name),
2056 sym->data_v2.segment, sym->data_v2.offset, sym->data_v2.symtype,
2057 sym->generic.id == S_LDATA32_ST, FALSE, TRUE);
2058 break;
2059 case S_GDATA32:
2060 case S_LDATA32:
2061 if (do_globals)
2062 codeview_add_variable(msc_dbg, compiland, sym->data_v3.name,
2063 sym->data_v3.segment, sym->data_v3.offset, sym->data_v3.symtype,
2064 sym->generic.id == S_LDATA32, FALSE, TRUE);
2065 break;
2066
2067 /* variables with thread storage */
2068 case S_GTHREAD32_16t:
2069 case S_LTHREAD32_16t:
2070 if (do_globals)
2071 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v1.p_name),
2072 sym->thread_v1.segment, sym->thread_v1.offset, sym->thread_v1.symtype,
2073 sym->generic.id == S_LTHREAD32_16t, TRUE, TRUE);
2074 break;
2075 case S_GTHREAD32_ST:
2076 case S_LTHREAD32_ST:
2077 if (do_globals)
2078 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v2.p_name),
2079 sym->thread_v2.segment, sym->thread_v2.offset, sym->thread_v2.symtype,
2080 sym->generic.id == S_LTHREAD32_ST, TRUE, TRUE);
2081 break;
2082 case S_GTHREAD32:
2083 case S_LTHREAD32:
2084 if (do_globals)
2085 codeview_add_variable(msc_dbg, compiland, sym->thread_v3.name,
2086 sym->thread_v3.segment, sym->thread_v3.offset, sym->thread_v3.symtype,
2087 sym->generic.id == S_LTHREAD32, TRUE, TRUE);
2088 break;
2089
2090 /* Public symbols */
2091 case S_PUB32_16t:
2092 case S_PUB32_ST:
2093 case S_PUB32:
2094 case S_PROCREF:
2095 case S_LPROCREF:
2096 /* will be handled later on in codeview_snarf_public */
2097 break;
2098
2099 /*
2100 * Sort of like a global function, but it just points
2101 * to a thunk, which is a stupid name for what amounts to
2102 * a PLT slot in the normal jargon that everyone else uses.
2103 */
2104 case S_THUNK32_ST:
2105 symt_new_thunk(msc_dbg->module, compiland,
2106 terminate_string(&sym->thunk_v1.p_name), sym->thunk_v1.thtype,
2107 codeview_get_address(msc_dbg, sym->thunk_v1.segment, sym->thunk_v1.offset),
2108 sym->thunk_v1.thunk_len);
2109 break;
2110 case S_THUNK32:
2111 symt_new_thunk(msc_dbg->module, compiland,
2112 sym->thunk_v3.name, sym->thunk_v3.thtype,
2113 codeview_get_address(msc_dbg, sym->thunk_v3.segment, sym->thunk_v3.offset),
2114 sym->thunk_v3.thunk_len);
2115 break;
2116
2117 /*
2118 * Global and static functions.
2119 */
2120 case S_GPROC32_16t:
2121 case S_LPROC32_16t:
2122 if (top_func) FIXME("nested function\n");
2123 top_func = symt_new_function(msc_dbg->module, compiland,
2124 terminate_string(&sym->proc_v1.p_name),
2125 codeview_get_address(msc_dbg, sym->proc_v1.segment, sym->proc_v1.offset),
2126 sym->proc_v1.proc_len,
2127 codeview_get_type(sym->proc_v1.proctype, FALSE));
2128 curr_func = top_func;
2129 loc.kind = loc_absolute;
2130 loc.offset = sym->proc_v1.debug_start;
2131 symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugStart, &loc, NULL);
2132 loc.offset = sym->proc_v1.debug_end;
2133 symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugEnd, &loc, NULL);
2134 break;
2135 case S_GPROC32_ST:
2136 case S_LPROC32_ST:
2137 if (top_func) FIXME("nested function\n");
2138 top_func = symt_new_function(msc_dbg->module, compiland,
2139 terminate_string(&sym->proc_v2.p_name),
2140 codeview_get_address(msc_dbg, sym->proc_v2.segment, sym->proc_v2.offset),
2141 sym->proc_v2.proc_len,
2142 codeview_get_type(sym->proc_v2.proctype, FALSE));
2143 curr_func = top_func;
2144 loc.kind = loc_absolute;
2145 loc.offset = sym->proc_v2.debug_start;
2146 symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugStart, &loc, NULL);
2147 loc.offset = sym->proc_v2.debug_end;
2148 symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugEnd, &loc, NULL);
2149 break;
2150 case S_GPROC32:
2151 case S_LPROC32:
2152 if (top_func) FIXME("nested function\n");
2153 top_func = symt_new_function(msc_dbg->module, compiland,
2154 sym->proc_v3.name,
2155 codeview_get_address(msc_dbg, sym->proc_v3.segment, sym->proc_v3.offset),
2156 sym->proc_v3.proc_len,
2157 codeview_get_type(sym->proc_v3.proctype, FALSE));
2158 curr_func = top_func;
2159 loc.kind = loc_absolute;
2160 loc.offset = sym->proc_v3.debug_start;
2161 symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugStart, &loc, NULL);
2162 loc.offset = sym->proc_v3.debug_end;
2163 symt_add_function_point(msc_dbg->module, curr_func, SymTagFuncDebugEnd, &loc, NULL);
2164 break;
2165 /*
2166 * Function parameters and stack variables.
2167 */
2168 case S_BPREL32_16t:
2169 loc.kind = loc_regrel;
2170 /* Yes, it's i386 dependent, but that's the symbol purpose. S_REGREL is used on other CPUs */
2171 loc.reg = CV_REG_EBP;
2172 loc.offset = sym->stack_v1.offset;
2173 symt_add_func_local(msc_dbg->module, curr_func,
2174 sym->stack_v1.offset > 0 ? DataIsParam : DataIsLocal,
2175 &loc, block,
2176 codeview_get_type(sym->stack_v1.symtype, FALSE),
2177 terminate_string(&sym->stack_v1.p_name));
2178 break;
2179 case S_BPREL32_ST:
2180 loc.kind = loc_regrel;
2181 /* Yes, it's i386 dependent, but that's the symbol purpose. S_REGREL is used on other CPUs */
2182 loc.reg = CV_REG_EBP;
2183 loc.offset = sym->stack_v2.offset;
2184 symt_add_func_local(msc_dbg->module, curr_func,
2185 sym->stack_v2.offset > 0 ? DataIsParam : DataIsLocal,
2186 &loc, block,
2187 codeview_get_type(sym->stack_v2.symtype, FALSE),
2188 terminate_string(&sym->stack_v2.p_name));
2189 break;
2190 case S_BPREL32:
2191 /* S_BPREL32 can be present after S_LOCAL; prefer S_LOCAL when present */
2192 if (func_has_local(curr_func, sym->stack_v3.name)) break;
2193 loc.kind = loc_regrel;
2194 /* Yes, it's i386 dependent, but that's the symbol purpose. S_REGREL is used on other CPUs */
2195 loc.reg = CV_REG_EBP;
2196 loc.offset = sym->stack_v3.offset;
2197 symt_add_func_local(msc_dbg->module, curr_func,
2198 sym->stack_v3.offset > 0 ? DataIsParam : DataIsLocal,
2199 &loc, block,
2200 codeview_get_type(sym->stack_v3.symtype, FALSE),
2201 sym->stack_v3.name);
2202 break;
2203 case S_REGREL32:
2204 /* S_REGREL32 can be present after S_LOCAL; prefer S_LOCAL when present */
2205 if (func_has_local(curr_func, sym->regrel_v3.name)) break;
2206 loc.kind = loc_regrel;
2207 loc.reg = sym->regrel_v3.reg;
2208 loc.offset = sym->regrel_v3.offset;
2209 symt_add_func_local(msc_dbg->module, curr_func,
2210 /* FIXME this is wrong !!! */
2211 sym->regrel_v3.offset > 0 ? DataIsParam : DataIsLocal,
2212 &loc, block,
2213 codeview_get_type(sym->regrel_v3.symtype, FALSE),
2214 sym->regrel_v3.name);
2215 break;
2216
2217 case S_REGISTER_16t:
2218 loc.kind = loc_register;
2219 loc.reg = sym->register_v1.reg;
2220 loc.offset = 0;
2221 symt_add_func_local(msc_dbg->module, curr_func,
2222 DataIsLocal, &loc,
2223 block, codeview_get_type(sym->register_v1.type, FALSE),
2224 terminate_string(&sym->register_v1.p_name));
2225 break;
2226 case S_REGISTER_ST:
2227 loc.kind = loc_register;
2228 loc.reg = sym->register_v2.reg;
2229 loc.offset = 0;
2230 symt_add_func_local(msc_dbg->module, curr_func,
2231 DataIsLocal, &loc,
2232 block, codeview_get_type(sym->register_v2.type, FALSE),
2233 terminate_string(&sym->register_v2.p_name));
2234 break;
2235 case S_REGISTER:
2236 /* S_REGISTER can be present after S_LOCAL; prefer S_LOCAL when present */
2237 if (func_has_local(curr_func, sym->register_v3.name)) break;
2238 loc.kind = loc_register;
2239 loc.reg = sym->register_v3.reg;
2240 loc.offset = 0;
2241 symt_add_func_local(msc_dbg->module, curr_func,
2242 DataIsLocal, &loc,
2243 block, codeview_get_type(sym->register_v3.type, FALSE),
2244 sym->register_v3.name);
2245 break;
2246
2247 case S_BLOCK32_ST:
2248 block = symt_open_func_block(msc_dbg->module, curr_func, block,
2249 codeview_get_address(msc_dbg, sym->block_v1.segment, sym->block_v1.offset) - curr_func->address,
2250 sym->block_v1.length);
2251 break;
2252 case S_BLOCK32:
2253 block = symt_open_func_block(msc_dbg->module, curr_func, block,
2254 codeview_get_address(msc_dbg, sym->block_v3.segment, sym->block_v3.offset) - curr_func->address,
2255 sym->block_v3.length);
2256 break;
2257
2258 case S_END:
2259 if (block)
2260 {
2261 block = symt_close_func_block(msc_dbg->module, curr_func, block, 0);
2262 }
2263 else if (top_func)
2264 {
2265 if (curr_func != top_func) FIXME("shouldn't close a top function with an opened inlined function\n");
2266 top_func = curr_func = NULL;
2267 }
2268 break;
2269
2270 case S_COMPILE:
2271 TRACE("S-Compile-V1 machine:%x language:%x %s\n",
2272 sym->compile_v1.machine, sym->compile_v1.flags.language, terminate_string(&sym->compile_v1.p_name));
2273 break;
2274
2275 case S_COMPILE2_ST:
2276 TRACE("S-Compile-V2 machine:%x language:%x %s\n",
2277 sym->compile2_v2.machine, sym->compile2_v2.flags.iLanguage, terminate_string(&sym->compile2_v2.p_name));
2278 break;
2279
2280 case S_COMPILE2:
2281 TRACE("S-Compile-V3 machine:%x language:%x %s\n", sym->compile2_v3.machine, sym->compile2_v3.flags.iLanguage, sym->compile2_v3.name);
2282 break;
2283
2284 case S_COMPILE3:
2285 TRACE("S-Compile3-V3 machine:%x language:%x %s\n", sym->compile3_v3.machine, sym->compile3_v3.flags.iLanguage, sym->compile3_v3.name);
2286 break;
2287
2288 case S_ENVBLOCK:
2289 break;
2290
2291 case S_OBJNAME:
2292 TRACE("S-ObjName-V3 %s\n", sym->objname_v3.name);
2293 compiland = symt_new_compiland(msc_dbg->module, 0 /* FIXME */,
2294 source_new(msc_dbg->module, NULL,
2295 sym->objname_v3.name));
2296 break;
2297
2298 case S_OBJNAME_ST:
2299 TRACE("S-ObjName-V1 %s\n", terminate_string(&sym->objname_v1.p_name));
2300 compiland = symt_new_compiland(msc_dbg->module, 0 /* FIXME */,
2301 source_new(msc_dbg->module, NULL,
2302 terminate_string(&sym->objname_v1.p_name)));
2303 break;
2304
2305 case S_LABEL32_ST:
2306 if (curr_func)
2307 {
2308 loc.kind = loc_absolute;
2309 loc.offset = codeview_get_address(msc_dbg, sym->label_v1.segment, sym->label_v1.offset) - curr_func->address;
2310 symt_add_function_point(msc_dbg->module, curr_func, SymTagLabel, &loc,
2311 terminate_string(&sym->label_v1.p_name));
2312 }
2313 else symt_new_label(msc_dbg->module, compiland,
2314 terminate_string(&sym->label_v1.p_name),
2315 codeview_get_address(msc_dbg, sym->label_v1.segment, sym->label_v1.offset));
2316 break;
2317 case S_LABEL32:
2318 if (curr_func)
2319 {
2320 loc.kind = loc_absolute;
2321 loc.offset = codeview_get_address(msc_dbg, sym->label_v3.segment, sym->label_v3.offset) - curr_func->address;
2322 symt_add_function_point(msc_dbg->module, curr_func, SymTagLabel,
2323 &loc, sym->label_v3.name);
2324 }
2325 else symt_new_label(msc_dbg->module, compiland, sym->label_v3.name,
2326 codeview_get_address(msc_dbg, sym->label_v3.segment, sym->label_v3.offset));
2327 break;
2328
2329 case S_CONSTANT_16t:
2330 {
2331 int vlen;
2332 const struct p_string* name;
2333 struct symt* se;
2334 VARIANT v;
2335
2336 vlen = leaf_as_variant(&v, &sym->constant_v1.cvalue);
2337 name = (const struct p_string*)((const char*)&sym->constant_v1.cvalue + vlen);
2338 se = codeview_get_type(sym->constant_v1.type, FALSE);
2339
2340 TRACE("S-Constant-V1 %u %s %x\n",
2341 v.n1.n2.n3.intVal, terminate_string(name), sym->constant_v1.type);
2342 symt_new_constant(msc_dbg->module, compiland, terminate_string(name),
2343 se, &v);
2344 }
2345 break;
2346 case S_CONSTANT_ST:
2347 {
2348 int vlen;
2349 const struct p_string* name;
2350 struct symt* se;
2351 VARIANT v;
2352
2353 vlen = leaf_as_variant(&v, &sym->constant_v2.cvalue);
2354 name = (const struct p_string*)((const char*)&sym->constant_v2.cvalue + vlen);
2355 se = codeview_get_type(sym->constant_v2.type, FALSE);
2356
2357 TRACE("S-Constant-V2 %u %s %x\n",
2358 v.n1.n2.n3.intVal, terminate_string(name), sym->constant_v2.type);
2359 symt_new_constant(msc_dbg->module, compiland, terminate_string(name),
2360 se, &v);
2361 }
2362 break;
2363 case S_CONSTANT:
2364 {
2365 int vlen;
2366 const char* name;
2367 struct symt* se;
2368 VARIANT v;
2369
2370 vlen = leaf_as_variant(&v, &sym->constant_v3.cvalue);
2371 name = (const char*)&sym->constant_v3.cvalue + vlen;
2372 se = codeview_get_type(sym->constant_v3.type, FALSE);
2373
2374 TRACE("S-Constant-V3 %u %s %x\n",
2375 v.n1.n2.n3.intVal, name, sym->constant_v3.type);
2376 /* FIXME: we should add this as a constant value */
2377 symt_new_constant(msc_dbg->module, compiland, name, se, &v);
2378 }
2379 break;
2380
2381 case S_UDT_16t:
2382 if (sym->udt_v1.type)
2383 {
2384 if ((symt = codeview_get_type(sym->udt_v1.type, FALSE)))
2385 symt_new_typedef(msc_dbg->module, symt,
2386 terminate_string(&sym->udt_v1.p_name));
2387 else
2388 FIXME("S-Udt %s: couldn't find type 0x%x\n",
2389 terminate_string(&sym->udt_v1.p_name), sym->udt_v1.type);
2390 }
2391 break;
2392 case S_UDT_ST:
2393 if (sym->udt_v2.type)
2394 {
2395 if ((symt = codeview_get_type(sym->udt_v2.type, FALSE)))
2396 symt_new_typedef(msc_dbg->module, symt,
2397 terminate_string(&sym->udt_v2.p_name));
2398 else
2399 FIXME("S-Udt %s: couldn't find type 0x%x\n",
2400 terminate_string(&sym->udt_v2.p_name), sym->udt_v2.type);
2401 }
2402 break;
2403 case S_UDT:
2404 if (sym->udt_v3.type)
2405 {
2406 if ((symt = codeview_get_type(sym->udt_v3.type, FALSE)))
2407 symt_new_typedef(msc_dbg->module, symt, sym->udt_v3.name);
2408 else
2409 FIXME("S-Udt %s: couldn't find type 0x%x\n",
2410 sym->udt_v3.name, sym->udt_v3.type);
2411 }
2412 break;
2413 case S_LOCAL:
2414 length += codeview_transform_defrange(msc_dbg, curr_func, sym, &loc);
2415 symt_add_func_local(msc_dbg->module, curr_func,
2416 sym->local_v3.varflags & 0x0001 ? DataIsParam : DataIsLocal,
2417 &loc, block,
2418 codeview_get_type(sym->local_v3.symtype, FALSE),
2419 sym->local_v3.name);
2420 break;
2421 case S_INLINESITE:
2422 {
2423 struct symt_inlinesite* inlined = codeview_create_inline_site(msc_dbg, cvmod, top_func,
2424 block ? &block->symt : &curr_func->symt,
2425 sym->inline_site_v3.inlinee,
2426 sym->inline_site_v3.binaryAnnotations,
2427 (const unsigned char*)sym + length);
2428 if (inlined)
2429 {
2430 curr_func = (struct symt_function*)inlined;
2431 block = NULL;
2432 }
2433 else
2434 {
2435 /* skip all records until paired S_INLINESITE_END */
2436 sym = (const union codeview_symbol*)(root + sym->inline_site_v3.pEnd);
2437 if (sym->generic.id != S_INLINESITE_END) FIXME("complete wreckage\n");
2438 length = sym->inline_site_v3.pEnd - i + sym->generic.len;
2439 }
2440 }
2441 break;
2442 case S_INLINESITE2:
2443 {
2444 struct symt_inlinesite* inlined = codeview_create_inline_site(msc_dbg, cvmod, top_func,
2445 block ? &block->symt : &curr_func->symt,
2446 sym->inline_site2_v3.inlinee,
2447 sym->inline_site2_v3.binaryAnnotations,
2448 (const unsigned char*)sym + length);
2449 if (inlined)
2450 {
2451 curr_func = (struct symt_function*)inlined;
2452 block = NULL;
2453 }
2454 else
2455 {
2456 /* skip all records until paired S_INLINESITE_END */
2457 sym = (const union codeview_symbol*)(root + sym->inline_site2_v3.pEnd);
2458 if (sym->generic.id != S_INLINESITE_END) FIXME("complete wreckage\n");
2459 length = sym->inline_site_v3.pEnd - i + sym->generic.len;
2460 }
2461 }
2462 break;
2463
2464 case S_INLINESITE_END:
2465 block = symt_check_tag(curr_func->container, SymTagBlock) ?
2466 (struct symt_block*)curr_func->container : NULL;
2467 curr_func = (struct symt_function*)symt_get_upper_inlined((struct symt_inlinesite*)curr_func);
2468 break;
2469
2470 /*
2471 * These are special, in that they are always followed by an
2472 * additional length-prefixed string which is *not* included
2473 * into the symbol length count. We need to skip it.
2474 */
2475 case S_PROCREF_ST:
2476 case S_DATAREF_ST:
2477 case S_LPROCREF_ST:
2478 {
2479 const char* name;
2480
2481 name = (const char*)sym + length;
2482 length += (*name + 1 + 3) & ~3;
2483 break;
2484 }
2485
2486 case S_SSEARCH:
2487 TRACE("Start search: seg=0x%x at offset 0x%08x\n",
2488 sym->ssearch_v1.segment, sym->ssearch_v1.offset);
2489 break;
2490
2491 case S_ALIGN:
2492 TRACE("S-Align V1\n");
2493 break;
2494 case S_HEAPALLOCSITE:
2495 TRACE("S-heap site V3: offset=0x%08x at sect_idx 0x%04x, inst_len 0x%08x, index 0x%08x\n",
2496 sym->heap_alloc_site_v3.offset, sym->heap_alloc_site_v3.sect_idx,
2497 sym->heap_alloc_site_v3.inst_len, sym->heap_alloc_site_v3.index);
2498 break;
2499
2500 case S_SEPCODE:
2501 if (!top_func)
2502 {
2503 ULONG_PTR parent_addr = codeview_get_address(msc_dbg, sym->sepcode_v3.sectParent, sym->sepcode_v3.offParent);
2504 struct symt_ht* parent = symt_find_symbol_at(msc_dbg->module, parent_addr);
2505 if (symt_check_tag(&parent->symt, SymTagFunction))
2506 {
2507 struct symt_function* pfunc = (struct symt_function*)parent;
2508 top_func = symt_new_function(msc_dbg->module, compiland, pfunc->hash_elt.name,
2509 codeview_get_address(msc_dbg, sym->sepcode_v3.sect, sym->sepcode_v3.off),
2510 sym->sepcode_v3.length, pfunc->type);
2511 curr_func = top_func;
2512 }
2513 else
2514 WARN("Couldn't find function referenced by S_SEPCODE at %04x:%08x\n",
2515 sym->sepcode_v3.sectParent, sym->sepcode_v3.offParent);
2516 }
2517 else
2518 FIXME("S_SEPCODE inside top-level function %s\n", top_func->hash_elt.name);
2519 break;
2520
2521 /* the symbols we can safely ignore for now */
2522 case S_TRAMPOLINE:
2523 case S_FRAMEPROC:
2524 case S_FRAMECOOKIE:
2525 case S_SECTION:
2526 case S_COFFGROUP:
2527 case S_EXPORT:
2528 case S_CALLSITEINFO:
2529 /* even if S_LOCAL groks all the S_DEFRANGE* records following itself,
2530 * those kinds of records can also be present after a S_FILESTATIC record
2531 * so silence them until (at least) S_FILESTATIC is supported
2532 */
2533 case S_DEFRANGE_REGISTER:
2534 case S_DEFRANGE_FRAMEPOINTER_REL:
2535 case S_DEFRANGE_SUBFIELD_REGISTER:
2536 case S_DEFRANGE_FRAMEPOINTER_REL_FULL_SCOPE:
2537 case S_DEFRANGE_REGISTER_REL:
2538 case S_BUILDINFO:
2539 case S_FILESTATIC:
2540 case S_CALLEES:
2541 case S_CALLERS:
2542 case S_UNAMESPACE:
2543 case S_INLINEES:
2544 case S_POGODATA:
2545 TRACE("Unsupported symbol id %x\n", sym->generic.id);
2546 break;
2547
2548 default:
2549 FIXME("Unsupported symbol id %x\n", sym->generic.id);
2550 dump(sym, 2 + sym->generic.len);
2551 break;
2552 }
2553 }
2554 if (cvmod) codeview_snarf_linetab2(msc_dbg, cvmod);
2555 return TRUE;
2556 }
2557
2558 static BOOL codeview_is_inside(const struct cv_local_info* locinfo, const struct symt_function* func, DWORD_PTR ip)
2559 {
2560 unsigned i;
2561 /* ip must be in local_info range, but not in any of its gaps */
2562 if (ip < locinfo->start || ip >= locinfo->start + locinfo->rangelen) return FALSE;
2563 for (i = 0; i < locinfo->ngaps; ++i)
2564 if (func->address + locinfo->gaps[i].gapStartOffset <= ip &&
2565 ip < func->address + locinfo->gaps[i].gapStartOffset + locinfo->gaps[i].cbRange)
2566 return FALSE;
2567 return TRUE;
2568 }
2569
2570 static void pdb_location_compute(struct process* pcs,
2571 const struct module_format* modfmt,
2572 const struct symt_function* func,
2573 struct location* loc)
2574 {
2575 const struct cv_local_info* locinfo;
2576
2577 switch (loc->kind)
2578 {
2579 case loc_cv_local_range:
2580 for (locinfo = (const struct cv_local_info*)loc->offset;
2581 locinfo->kind != 0;
2582 locinfo = (const struct cv_local_info*)((const char*)(locinfo + 1) + locinfo->ngaps * sizeof(locinfo->gaps[0])))
2583 {
2584 if (!codeview_is_inside(locinfo, func, pcs->localscope_pc)) continue;
2585 switch (locinfo->kind)
2586 {
2587 case S_DEFRANGE:
2588 case S_DEFRANGE_SUBFIELD:
2589 default:
2590 FIXME("Unsupported defrange %d\n", locinfo->kind);
2591 loc->kind = loc_error;
2592 loc->reg = loc_err_internal;
2593 return;
2594 case S_DEFRANGE_SUBFIELD_REGISTER:
2595 FIXME("sub-field part not handled\n");
2596 /* fall through */
2597 case S_DEFRANGE_REGISTER:
2598 loc->kind = loc_register;
2599 loc->reg = locinfo->reg;
2600 return;
2601 case S_DEFRANGE_REGISTER_REL:
2602 loc->kind = loc_regrel;
2603 loc->reg = locinfo->reg;
2604 loc->offset = locinfo->offset;
2605 return;
2606 case S_DEFRANGE_FRAMEPOINTER_REL:
2607 case S_DEFRANGE_FRAMEPOINTER_REL_FULL_SCOPE:
2608 loc->kind = loc_regrel;
2609 loc->reg = dbghelp_current_cpu->frame_regno;
2610 loc->offset = locinfo->offset;
2611 return;
2612 }
2613 }
2614 break;
2615 default: break;
2616 }
2617 loc->kind = loc_error;
2618 loc->reg = loc_err_internal;
2619 }
2620
2621 static BOOL codeview_snarf_public(const struct msc_debug_info* msc_dbg, const BYTE* root,
2622 int offset, int size)
2623
2624 {
2625 int i, length;
2626 struct symt_compiland* compiland = NULL;
2627
2628 /*
2629 * Loop over the different types of records and whenever we
2630 * find something we are interested in, record it and move on.
2631 */
2632 for (i = offset; i < size; i += length)
2633 {
2634 const union codeview_symbol* sym = (const union codeview_symbol*)(root + i);
2635 length = sym->generic.len + 2;
2636 if (i + length > size) break;
2637 if (!sym->generic.id || length < 4) break;
2638 if (length & 3) FIXME("unpadded len %u\n", length);
2639
2640 switch (sym->generic.id)
2641 {
2642 case S_PUB32_16t:
2643 if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
2644 {
2645 symt_new_public(msc_dbg->module, compiland,
2646 terminate_string(&sym->public_v1.p_name),
2647 sym->public_v1.pubsymflags == SYMTYPE_FUNCTION,
2648 codeview_get_address(msc_dbg, sym->public_v1.segment, sym->public_v1.offset), 1);
2649 }
2650 break;
2651 case S_PUB32_ST:
2652 if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
2653 {
2654 symt_new_public(msc_dbg->module, compiland,
2655 terminate_string(&sym->public_v2.p_name),
2656 sym->public_v2.pubsymflags == SYMTYPE_FUNCTION,
2657 codeview_get_address(msc_dbg, sym->public_v2.segment, sym->public_v2.offset), 1);
2658 }
2659 break;
2660
2661 case S_PUB32:
2662 if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
2663 {
2664 symt_new_public(msc_dbg->module, compiland,
2665 sym->public_v3.name,
2666 sym->public_v3.pubsymflags == SYMTYPE_FUNCTION,
2667 codeview_get_address(msc_dbg, sym->public_v3.segment, sym->public_v3.offset), 1);
2668 }
2669 break;
2670 case S_PROCREF:
2671 case S_LPROCREF: /* using a data_v3 isn't what we'd expect */
2672 #if 0
2673 /* FIXME: this is plain wrong (from a simple test) */
2674 if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
2675 {
2676 symt_new_public(msc_dbg->module, compiland,
2677 sym->data_v3.name,
2678 codeview_get_address(msc_dbg, sym->data_v3.segment, sym->data_v3.offset), 1);
2679 }
2680 #endif
2681 break;
2682 /*
2683 * Global and local data symbols. We don't associate these
2684 * with any given source file.
2685 */
2686 case S_GDATA32_16t:
2687 case S_LDATA32_16t:
2688 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v1.p_name),
2689 sym->data_v1.segment, sym->data_v1.offset, sym->data_v1.symtype,
2690 sym->generic.id == S_LDATA32_16t, FALSE, FALSE);
2691 break;
2692 case S_GDATA32_ST:
2693 case S_LDATA32_ST:
2694 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->data_v2.p_name),
2695 sym->data_v2.segment, sym->data_v2.offset, sym->data_v2.symtype,
2696 sym->generic.id == S_LDATA32_ST, FALSE, FALSE);
2697 break;
2698 case S_GDATA32:
2699 case S_LDATA32:
2700 codeview_add_variable(msc_dbg, compiland, sym->data_v3.name,
2701 sym->data_v3.segment, sym->data_v3.offset, sym->data_v3.symtype,
2702 sym->generic.id == S_LDATA32, FALSE, FALSE);
2703 break;
2704
2705 /* variables with thread storage */
2706 case S_GTHREAD32_16t:
2707 case S_LTHREAD32_16t:
2708 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v1.p_name),
2709 sym->thread_v1.segment, sym->thread_v1.offset, sym->thread_v1.symtype,
2710 sym->generic.id == S_LTHREAD32_16t, TRUE, FALSE);
2711 break;
2712 case S_GTHREAD32_ST:
2713 case S_LTHREAD32_ST:
2714 codeview_add_variable(msc_dbg, compiland, terminate_string(&sym->thread_v2.p_name),
2715 sym->thread_v2.segment, sym->thread_v2.offset, sym->thread_v2.symtype,
2716 sym->generic.id == S_LTHREAD32_ST, TRUE, FALSE);
2717 break;
2718 case S_GTHREAD32:
2719 case S_LTHREAD32:
2720 codeview_add_variable(msc_dbg, compiland, sym->thread_v3.name,
2721 sym->thread_v3.segment, sym->thread_v3.offset, sym->thread_v3.symtype,
2722 sym->generic.id == S_LTHREAD32, TRUE, FALSE);
2723 break;
2724
2725 /*
2726 * These are special, in that they are always followed by an
2727 * additional length-prefixed string which is *not* included
2728 * into the symbol length count. We need to skip it.
2729 */
2730 case S_PROCREF_ST:
2731 case S_DATAREF_ST:
2732 case S_LPROCREF_ST:
2733 length += (((const char*)sym)[length] + 1 + 3) & ~3;
2734 break;
2735 }
2736 msc_dbg->module->sortlist_valid = TRUE;
2737 }
2738 msc_dbg->module->sortlist_valid = FALSE;
2739 return TRUE;
2740 }
2741
2742 /*========================================================================
2743 * Process PDB file.
2744 */
2745
2746 static void* pdb_jg_read(const struct PDB_JG_HEADER* pdb, const WORD* block_list,
2747 int size)
2748 {
2749 int i, num_blocks;
2750 BYTE* buffer;
2751
2752 if (!size) return NULL;
2753
2754 num_blocks = (size + pdb->block_size - 1) / pdb->block_size;
2755 buffer = HeapAlloc(GetProcessHeap(), 0, num_blocks * pdb->block_size);
2756
2757 for (i = 0; i < num_blocks; i++)
2758 memcpy(buffer + i * pdb->block_size,
2759 (const char*)pdb + block_list[i] * pdb->block_size, pdb->block_size);
2760
2761 return buffer;
2762 }
2763
2764 static void* pdb_ds_read(const struct PDB_DS_HEADER* pdb, const UINT *block_list,
2765 int size)
2766 {
2767 int i, num_blocks;
2768 BYTE* buffer;
2769
2770 if (!size) return NULL;
2771
2772 num_blocks = (size + pdb->block_size - 1) / pdb->block_size;
2773 buffer = HeapAlloc(GetProcessHeap(), 0, num_blocks * pdb->block_size);
2774
2775 for (i = 0; i < num_blocks; i++)
2776 memcpy(buffer + i * pdb->block_size,
2777 (const char*)pdb + block_list[i] * pdb->block_size, pdb->block_size);
2778
2779 return buffer;
2780 }
2781
2782 static void* pdb_read_jg_file(const struct PDB_JG_HEADER* pdb,
2783 const struct PDB_JG_TOC* toc, DWORD file_nr)
2784 {
2785 const WORD* block_list;
2786 DWORD i;
2787
2788 if (!toc || file_nr >= toc->num_files) return NULL;
2789
2790 block_list = (const WORD*) &toc->file[toc->num_files];
2791 for (i = 0; i < file_nr; i++)
2792 block_list += (toc->file[i].size + pdb->block_size - 1) / pdb->block_size;
2793
2794 return pdb_jg_read(pdb, block_list, toc->file[file_nr].size);
2795 }
2796
2797 static void* pdb_read_ds_file(const struct PDB_DS_HEADER* pdb,
2798 const struct PDB_DS_TOC* toc, DWORD file_nr)
2799 {
2800 const UINT *block_list;
2801 DWORD i;
2802
2803 if (!toc || file_nr >= toc->num_files) return NULL;
2804 if (toc->file_size[file_nr] == 0 || toc->file_size[file_nr] == 0xFFFFFFFF) return NULL;
2805
2806 block_list = &toc->file_size[toc->num_files];
2807 for (i = 0; i < file_nr; i++)
2808 block_list += (toc->file_size[i] + pdb->block_size - 1) / pdb->block_size;
2809
2810 return pdb_ds_read(pdb, block_list, toc->file_size[file_nr]);
2811 }
2812
2813 static void* pdb_read_file(const struct pdb_file_info* pdb_file,
2814 DWORD file_nr)
2815 {
2816 switch (pdb_file->kind)
2817 {
2818 case PDB_JG:
2819 return pdb_read_jg_file((const struct PDB_JG_HEADER*)pdb_file->image,
2820 pdb_file->u.jg.toc, file_nr);
2821 case PDB_DS:
2822 return pdb_read_ds_file((const struct PDB_DS_HEADER*)pdb_file->image,
2823 pdb_file->u.ds.toc, file_nr);
2824 }
2825 return NULL;
2826 }
2827
2828 static unsigned pdb_get_file_size(const struct pdb_file_info* pdb_file, DWORD file_nr)
2829 {
2830 switch (pdb_file->kind)
2831 {
2832 case PDB_JG: return pdb_file->u.jg.toc->file[file_nr].size;
2833 case PDB_DS: return pdb_file->u.ds.toc->file_size[file_nr];
2834 }
2835 return 0;
2836 }
2837
2838 static void pdb_free(void* buffer)
2839 {
2840 HeapFree(GetProcessHeap(), 0, buffer);
2841 }
2842
2843 static void pdb_free_file(struct pdb_file_info* pdb_file)
2844 {
2845 switch (pdb_file->kind)
2846 {
2847 case PDB_JG:
2848 pdb_free(pdb_file->u.jg.toc);
2849 pdb_file->u.jg.toc = NULL;
2850 break;
2851 case PDB_DS:
2852 pdb_free(pdb_file->u.ds.toc);
2853 pdb_file->u.ds.toc = NULL;
2854 break;
2855 }
2856 HeapFree(GetProcessHeap(), 0, pdb_file->stream_dict);
2857 }
2858
2859 static BOOL pdb_load_stream_name_table(struct pdb_file_info* pdb_file, const char* str, unsigned cb)
2860 {
2861 DWORD* pdw;
2862 DWORD* ok_bits;
2863 DWORD count, numok;
2864 unsigned i, j;
2865 char* cpstr;
2866
2867 pdw = (DWORD*)(str + cb);
2868 numok = *pdw++;
2869 count = *pdw++;
2870
2871 pdb_file->stream_dict = HeapAlloc(GetProcessHeap(), 0, (numok + 1) * sizeof(struct pdb_stream_name) + cb);
2872 if (!pdb_file->stream_dict) return FALSE;
2873 cpstr = (char*)(pdb_file->stream_dict + numok + 1);
2874 memcpy(cpstr, str, cb);
2875
2876 /* bitfield: first dword is len (in dword), then data */
2877 ok_bits = pdw;
2878 pdw += *ok_bits++ + 1;
2879 if (*pdw++ != 0)
2880 {
2881 FIXME("unexpected value\n");
2882 return FALSE;
2883 }
2884
2885 for (i = j = 0; i < count; i++)
2886 {
2887 if (ok_bits[i / 32] & (1 << (i % 32)))
2888 {
2889 if (j >= numok) break;
2890 pdb_file->stream_dict[j].name = &cpstr[*pdw++];
2891 pdb_file->stream_dict[j].index = *pdw++;
2892 j++;
2893 }
2894 }
2895 /* add sentinel */
2896 pdb_file->stream_dict[numok].name = NULL;
2897 pdb_file->fpoext_stream = -1;
2898 return TRUE;
2899 }
2900
2901 static unsigned pdb_get_stream_by_name(const struct pdb_file_info* pdb_file, const char* name)
2902 {
2903 struct pdb_stream_name* psn;
2904
2905 for (psn = pdb_file->stream_dict; psn && psn->name; psn++)
2906 {
2907 if (!strcmp(psn->name, name)) return psn->index;
2908 }
2909 return -1;
2910 }
2911
2912 static void* pdb_read_strings(const struct pdb_file_info* pdb_file)
2913 {
2914 unsigned idx;
2915 void *ret;
2916
2917 idx = pdb_get_stream_by_name(pdb_file, "/names");
2918 if (idx != -1)
2919 {
2920 ret = pdb_read_file( pdb_file, idx );
2921 if (ret && *(const DWORD *)ret == 0xeffeeffe) return ret;
2922 pdb_free( ret );
2923 }
2924 WARN("string table not found\n");
2925 return NULL;
2926 }
2927
2928 static void pdb_module_remove(struct process* pcsn, struct module_format* modfmt)
2929 {
2930 unsigned i;
2931
2932 for (i = 0; i < modfmt->u.pdb_info->used_subfiles; i++)
2933 {
2934 pdb_free_file(&modfmt->u.pdb_info->pdb_files[i]);
2935 if (modfmt->u.pdb_info->pdb_files[i].image)
2936 UnmapViewOfFile(modfmt->u.pdb_info->pdb_files[i].image);
2937 if (modfmt->u.pdb_info->pdb_files[i].hMap)
2938 CloseHandle(modfmt->u.pdb_info->pdb_files[i].hMap);
2939 }
2940 HeapFree(GetProcessHeap(), 0, modfmt);
2941 }
2942
2943 static void pdb_convert_types_header(PDB_TYPES* types, const BYTE* image)
2944 {
2945 memset(types, 0, sizeof(PDB_TYPES));
2946 if (!image) return;
2947
2948 if (*(const DWORD*)image < 19960000) /* FIXME: correct version? */
2949 {
2950 /* Old version of the types record header */
2951 const PDB_TYPES_OLD* old = (const PDB_TYPES_OLD*)image;
2952 types->version = old->version;
2953 types->type_offset = sizeof(PDB_TYPES_OLD);
2954 types->type_size = old->type_size;
2955 types->first_index = old->first_index;
2956 types->last_index = old->last_index;
2957 types->file = old->file;
2958 }
2959 else
2960 {
2961 /* New version of the types record header */
2962 *types = *(const PDB_TYPES*)image;
2963 }
2964 }
2965
2966 static void pdb_convert_symbols_header(PDB_SYMBOLS* symbols,
2967 int* header_size, const BYTE* image)
2968 {
2969 memset(symbols, 0, sizeof(PDB_SYMBOLS));
2970 if (!image) return;
2971
2972 if (*(const DWORD*)image != 0xffffffff)
2973 {
2974 /* Old version of the symbols record header */
2975 const PDB_SYMBOLS_OLD* old = (const PDB_SYMBOLS_OLD*)image;
2976 symbols->version = 0;
2977 symbols->module_size = old->module_size;
2978 symbols->offset_size = old->offset_size;
2979 symbols->hash_size = old->hash_size;
2980 symbols->srcmodule_size = old->srcmodule_size;
2981 symbols->pdbimport_size = 0;
2982 symbols->global_file = old->global_file;
2983 symbols->public_file = old->public_file;
2984 symbols->gsym_file = old->gsym_file;
2985
2986 *header_size = sizeof(PDB_SYMBOLS_OLD);
2987 }
2988 else
2989 {
2990 /* New version of the symbols record header */
2991 *symbols = *(const PDB_SYMBOLS*)image;
2992 *header_size = sizeof(PDB_SYMBOLS);
2993 }
2994 }
2995
2996 static void pdb_convert_symbol_file(const PDB_SYMBOLS* symbols,
2997 PDB_SYMBOL_FILE_EX* sfile,
2998 unsigned* size, const void* image)
2999
3000 {
3001 if (symbols->version < 19970000)
3002 {
3003 const PDB_SYMBOL_FILE *sym_file = image;
3004 memset(sfile, 0, sizeof(*sfile));
3005 sfile->file = sym_file->file;
3006 sfile->range.index = sym_file->range.index;
3007 sfile->symbol_size = sym_file->symbol_size;
3008 sfile->lineno_size = sym_file->lineno_size;
3009 sfile->lineno2_size = sym_file->lineno2_size;
3010 *size = sizeof(PDB_SYMBOL_FILE) - 1;
3011 }
3012 else
3013 {
3014 memcpy(sfile, image, sizeof(PDB_SYMBOL_FILE_EX));
3015 *size = sizeof(PDB_SYMBOL_FILE_EX) - 1;
3016 }
3017 }
3018
3019 static HANDLE map_pdb_file(const struct process* pcs,
3020 const struct pdb_lookup* lookup,
3021 struct module* module)
3022 {
3023 HANDLE hFile, hMap = NULL;
3024 WCHAR dbg_file_path[MAX_PATH];
3025 BOOL ret = FALSE;
3026
3027 switch (lookup->kind)
3028 {
3029 case PDB_JG:
3030 ret = path_find_symbol_file(pcs, module, lookup->filename, DMT_PDB, NULL, lookup->timestamp,
3031 lookup->age, dbg_file_path, &module->module.PdbUnmatched);
3032 break;
3033 case PDB_DS:
3034 ret = path_find_symbol_file(pcs, module, lookup->filename, DMT_PDB, &lookup->guid, 0,
3035 lookup->age, dbg_file_path, &module->module.PdbUnmatched);
3036 break;
3037 }
3038 if (!ret)
3039 {
3040 WARN("\tCouldn't find %s\n", lookup->filename);
3041 return NULL;
3042 }
3043 if ((hFile = CreateFileW(dbg_file_path, GENERIC_READ, FILE_SHARE_READ, NULL,
3044 OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL)) != INVALID_HANDLE_VALUE)
3045 {
3046 hMap = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL);
3047 CloseHandle(hFile);
3048 }
3049 return hMap;
3050 }
3051
3052 static BOOL pdb_init_type_parse(const struct msc_debug_info* msc_dbg,
3053 struct codeview_type_parse* ctp,
3054 BYTE* image)
3055 {
3056 PDB_TYPES types;
3057 DWORD total;
3058 const BYTE* ptr;
3059 DWORD* offset;
3060
3061 pdb_convert_types_header(&types, image);
3062
3063 /* Check for unknown versions */
3064 switch (types.version)
3065 {
3066 case 19950410: /* VC 4.0 */
3067 case 19951122:
3068 case 19961031: /* VC 5.0 / 6.0 */
3069 case 19990903: /* VC 7.0 */
3070 case 20040203: /* VC 8.0 */
3071 break;
3072 default:
3073 ERR("-Unknown type info version %d\n", types.version);
3074 return FALSE;
3075 }
3076
3077 ctp->module = msc_dbg->module;
3078 /* reconstruct the types offset...
3079 * FIXME: maybe it's present in the newest PDB_TYPES structures
3080 */
3081 total = types.last_index - types.first_index + 1;
3082 offset = HeapAlloc(GetProcessHeap(), 0, sizeof(DWORD) * total);
3083 if (!offset) return FALSE;
3084 ctp->table = ptr = image + types.type_offset;
3085 ctp->num = 0;
3086 while (ptr < ctp->table + types.type_size && ctp->num < total)
3087 {
3088 offset[ctp->num++] = ptr - ctp->table;
3089 ptr += ((const union codeview_type*)ptr)->generic.len + 2;
3090 }
3091 ctp->offset = offset;
3092 return TRUE;
3093 }
3094
3095 static void pdb_process_types(const struct msc_debug_info* msc_dbg,
3096 const struct pdb_file_info* pdb_file)
3097 {
3098 struct codeview_type_parse ctp;
3099 BYTE* types_image = pdb_read_file(pdb_file, 2);
3100
3101 if (types_image)
3102 {
3103 if (pdb_init_type_parse(msc_dbg, &ctp, types_image))
3104 {
3105 /* Read type table */
3106 codeview_parse_type_table(&ctp);
3107 HeapFree(GetProcessHeap(), 0, (DWORD*)ctp.offset);
3108 }
3109 pdb_free(types_image);
3110 }
3111 }
3112
3113 static const char PDB_JG_IDENT[] = "Microsoft C/C++ program database 2.00\r\n\032JG\0";
3114 static const char PDB_DS_IDENT[] = "Microsoft C/C++ MSF 7.00\r\n\032DS\0";
3115
3116 /******************************************************************
3117 * pdb_init
3118 *
3119 * Tries to load a pdb file
3120 * 'matched' is filled with the number of correct matches for this file:
3121 * - age counts for one
3122 * - timestamp or guid depending on kind counts for one
3123 * a wrong kind of file returns FALSE (FIXME ?)
3124 */
3125 static BOOL pdb_init(const struct pdb_lookup* pdb_lookup, struct pdb_file_info* pdb_file,
3126 const char* image, unsigned* matched)
3127 {
3128 BOOL ret = TRUE;
3129
3130 /* check the file header, and if ok, load the TOC */
3131 TRACE("PDB(%s): %.40s\n", pdb_lookup->filename, debugstr_an(image, 40));
3132
3133 *matched = 0;
3134 if (!memcmp(image, PDB_JG_IDENT, sizeof(PDB_JG_IDENT)))
3135 {
3136 const struct PDB_JG_HEADER* pdb = (const struct PDB_JG_HEADER*)image;
3137 struct PDB_JG_ROOT* root;
3138
3139 pdb_file->u.jg.toc = pdb_jg_read(pdb, pdb->toc_block, pdb->toc.size);
3140 root = pdb_read_jg_file(pdb, pdb_file->u.jg.toc, 1);
3141 if (!root)
3142 {
3143 ERR("-Unable to get root from .PDB in %s\n", pdb_lookup->filename);
3144 return FALSE;
3145 }
3146 switch (root->Version)
3147 {
3148 case 19950623: /* VC 4.0 */
3149 case 19950814:
3150 case 19960307: /* VC 5.0 */
3151 case 19970604: /* VC 6.0 */
3152 break;
3153 default:
3154 ERR("-Unknown root block version %d\n", root->Version);
3155 }
3156 if (pdb_lookup->kind != PDB_JG)
3157 {
3158 WARN("Found %s, but wrong PDB kind\n", pdb_lookup->filename);
3159 pdb_free(root);
3160 return FALSE;
3161 }
3162 pdb_file->kind = PDB_JG;
3163 pdb_file->u.jg.timestamp = root->TimeDateStamp;
3164 pdb_file->age = root->Age;
3165 if (root->TimeDateStamp == pdb_lookup->timestamp) (*matched)++;
3166 else WARN("Found %s, but wrong signature: %08x %08x\n",
3167 pdb_lookup->filename, root->TimeDateStamp, pdb_lookup->timestamp);
3168 if (root->Age == pdb_lookup->age) (*matched)++;
3169 else WARN("Found %s, but wrong age: %08x %08x\n",
3170 pdb_lookup->filename, root->Age, pdb_lookup->age);
3171 TRACE("found JG for %s: age=%x timestamp=%x\n",
3172 pdb_lookup->filename, root->Age, root->TimeDateStamp);
3173 ret = pdb_load_stream_name_table(pdb_file, &root->names[0], root->cbNames);
3174 pdb_free(root);
3175 }
3176 else if (!memcmp(image, PDB_DS_IDENT, sizeof(PDB_DS_IDENT)))
3177 {
3178 const struct PDB_DS_HEADER* pdb = (const struct PDB_DS_HEADER*)image;
3179 struct PDB_DS_ROOT* root;
3180
3181 pdb_file->u.ds.toc =
3182 pdb_ds_read(pdb, (const UINT*)((const char*)pdb + pdb->toc_page * pdb->block_size),
3183 pdb->toc_size);
3184 root = pdb_read_ds_file(pdb, pdb_file->u.ds.toc, 1);
3185 if (!root)
3186 {
3187 ERR("-Unable to get root from .PDB in %s\n", pdb_lookup->filename);
3188 return FALSE;
3189 }
3190 switch (root->Version)
3191 {
3192 case 20000404:
3193 break;
3194 default:
3195 ERR("-Unknown root block version %u\n", root->Version);
3196 }
3197 pdb_file->kind = PDB_DS;
3198 pdb_file->u.ds.guid = root->guid;
3199 pdb_file->age = root->Age;
3200 if (!memcmp(&root->guid, &pdb_lookup->guid, sizeof(GUID))) (*matched)++;
3201 else WARN("Found %s, but wrong GUID: %s %s\n",
3202 pdb_lookup->filename, debugstr_guid(&root->guid),
3203 debugstr_guid(&pdb_lookup->guid));
3204 if (root->Age == pdb_lookup->age) (*matched)++;
3205 else WARN("Found %s, but wrong age: %08x %08x\n",
3206 pdb_lookup->filename, root->Age, pdb_lookup->age);
3207 TRACE("found DS for %s: age=%x guid=%s\n",
3208 pdb_lookup->filename, root->Age, debugstr_guid(&root->guid));
3209 ret = pdb_load_stream_name_table(pdb_file, &root->names[0], root->cbNames);
3210
3211 pdb_free(root);
3212 }
3213
3214 if (0) /* some tool to dump the internal files from a PDB file */
3215 {
3216 int i, num_files;
3217
3218 switch (pdb_file->kind)
3219 {
3220 case PDB_JG: num_files = pdb_file->u.jg.toc->num_files; break;
3221 case PDB_DS: num_files = pdb_file->u.ds.toc->num_files; break;
3222 }
3223
3224 for (i = 1; i < num_files; i++)
3225 {
3226 unsigned char* x = pdb_read_file(pdb_file, i);
3227 FIXME("********************** [%u]: size=%08x\n",
3228 i, pdb_get_file_size(pdb_file, i));
3229 dump(x, pdb_get_file_size(pdb_file, i));
3230 pdb_free(x);
3231 }
3232 }
3233 return ret;
3234 }
3235
3236 static BOOL pdb_process_internal(const struct process* pcs,
3237 const struct msc_debug_info* msc_dbg,
3238 const struct pdb_lookup* pdb_lookup,
3239 struct pdb_module_info* pdb_module_info,
3240 unsigned module_index);
3241
3242 static void pdb_process_symbol_imports(const struct process* pcs,
3243 const struct msc_debug_info* msc_dbg,
3244 const PDB_SYMBOLS* symbols,
3245 const void* symbols_image,
3246 const char* image,
3247 const struct pdb_lookup* pdb_lookup,
3248 struct pdb_module_info* pdb_module_info,
3249 unsigned module_index)
3250 {
3251 if (module_index == -1 && symbols && symbols->pdbimport_size)
3252 {
3253 const PDB_SYMBOL_IMPORT*imp;
3254 const void* first;
3255 const void* last;
3256 const char* ptr;
3257 int i = 0;
3258 struct pdb_file_info sf0 = pdb_module_info->pdb_files[0];
3259
3260 imp = (const PDB_SYMBOL_IMPORT*)((const char*)symbols_image + sizeof(PDB_SYMBOLS) +
3261 symbols->module_size + symbols->offset_size +
3262 symbols->hash_size + symbols->srcmodule_size);
3263 first = imp;
3264 last = (const char*)imp + symbols->pdbimport_size;
3265 while (imp < (const PDB_SYMBOL_IMPORT*)last)
3266 {
3267 ptr = (const char*)imp + sizeof(*imp) + strlen(imp->filename);
3268 if (i >= CV_MAX_MODULES) FIXME("Out of bounds!!!\n");
3269 if (!stricmp(pdb_lookup->filename, imp->filename))
3270 {
3271 if (module_index != -1) FIXME("Twice the entry\n");
3272 else module_index = i;
3273 pdb_module_info->pdb_files[i] = sf0;
3274 }
3275 else
3276 {
3277 struct pdb_lookup imp_pdb_lookup;
3278
3279 /* FIXME: this is an import of a JG PDB file
3280 * how's a DS PDB handled ?
3281 */
3282 imp_pdb_lookup.filename = imp->filename;
3283 imp_pdb_lookup.kind = PDB_JG;
3284 imp_pdb_lookup.timestamp = imp->TimeDateStamp;
3285 imp_pdb_lookup.age = imp->Age;
3286 TRACE("got for %s: age=%u ts=%x\n",
3287 imp->filename, imp->Age, imp->TimeDateStamp);
3288 pdb_process_internal(pcs, msc_dbg, &imp_pdb_lookup, pdb_module_info, i);
3289 }
3290 i++;
3291 imp = (const PDB_SYMBOL_IMPORT*)((const char*)first + ((ptr - (const char*)first + strlen(ptr) + 1 + 3) & ~3));
3292 }
3293 pdb_module_info->used_subfiles = i;
3294 }
3295 if (module_index == -1)
3296 {
3297 module_index = 0;
3298 pdb_module_info->used_subfiles = 1;
3299 }
3300 cv_current_module = &cv_zmodules[module_index];
3301 if (cv_current_module->allowed) FIXME("Already allowed??\n");
3302 cv_current_module->allowed = TRUE;
3303 }
3304
3305 static BOOL pdb_process_internal(const struct process* pcs,
3306 const struct msc_debug_info* msc_dbg,
3307 const struct pdb_lookup* pdb_lookup,
3308 struct pdb_module_info* pdb_module_info,
3309 unsigned module_index)
3310 {
3311 HANDLE hMap = NULL;
3312 char* image = NULL;
3313 BYTE* symbols_image = NULL;
3314 char* files_image = NULL;
3315 DWORD files_size = 0;
3316 unsigned matched;
3317 struct pdb_file_info* pdb_file;
3318
3319 TRACE("Processing PDB file %s\n", pdb_lookup->filename);
3320
3321 pdb_file = &pdb_module_info->pdb_files[module_index == -1 ? 0 : module_index];
3322 /* Open and map() .PDB file */
3323 if ((hMap = map_pdb_file(pcs, pdb_lookup, msc_dbg->module)) == NULL ||
3324 ((image = MapViewOfFile(hMap, FILE_MAP_READ, 0, 0, 0)) == NULL))
3325 {
3326 WARN("Unable to open .PDB file: %s\n", pdb_lookup->filename);
3327 CloseHandle(hMap);
3328 return FALSE;
3329 }
3330 if (!pdb_init(pdb_lookup, pdb_file, image, &matched) || matched != 2)
3331 {
3332 CloseHandle(hMap);
3333 UnmapViewOfFile(image);
3334 return FALSE;
3335 }
3336
3337 pdb_file->hMap = hMap;
3338 pdb_file->image = image;
3339 symbols_image = pdb_read_file(pdb_file, 3);
3340 if (symbols_image)
3341 {
3342 PDB_SYMBOLS symbols;
3343 BYTE* globalimage;
3344 BYTE* modimage;
3345 BYTE* ipi_image;
3346 struct codeview_type_parse ipi_ctp;
3347 BYTE* file;
3348 int header_size = 0;
3349 PDB_STREAM_INDEXES* psi;
3350 BOOL ipi_ok;
3351
3352 pdb_convert_symbols_header(&symbols, &header_size, symbols_image);
3353 switch (symbols.version)
3354 {
3355 case 0: /* VC 4.0 */
3356 case 19960307: /* VC 5.0 */
3357 case 19970606: /* VC 6.0 */
3358 case 19990903:
3359 break;
3360 default:
3361 ERR("-Unknown symbol info version %u %08x\n",
3362 symbols.version, symbols.version);
3363 }
3364
3365 switch (symbols.stream_index_size)
3366 {
3367 case 0:
3368 case sizeof(PDB_STREAM_INDEXES_OLD):
3369 /* no fpo ext stream in this case */
3370 break;
3371 case sizeof(PDB_STREAM_INDEXES):
3372 psi = (PDB_STREAM_INDEXES*)((const char*)symbols_image + sizeof(PDB_SYMBOLS) +
3373 symbols.module_size + symbols.offset_size +
3374 symbols.hash_size + symbols.srcmodule_size +
3375 symbols.pdbimport_size + symbols.unknown2_size);
3376 pdb_file->fpoext_stream = psi->FPO_EXT;
3377 break;
3378 default:
3379 FIXME("Unknown PDB_STREAM_INDEXES size (%u)\n", symbols.stream_index_size);
3380 pdb_free(symbols_image);
3381 return FALSE;
3382 }
3383 files_image = pdb_read_strings(pdb_file);
3384 if (files_image) files_size = *(const DWORD*)(files_image + 8);
3385
3386 pdb_process_symbol_imports(pcs, msc_dbg, &symbols, symbols_image, image,
3387 pdb_lookup, pdb_module_info, module_index);
3388 pdb_process_types(msc_dbg, pdb_file);
3389
3390 ipi_image = pdb_read_file(pdb_file, 4);
3391 ipi_ok = pdb_init_type_parse(msc_dbg, &ipi_ctp, ipi_image);
3392
3393 /* Read global symbol table */
3394 globalimage = pdb_read_file(pdb_file, symbols.gsym_file);
3395 if (globalimage)
3396 {
3397 codeview_snarf(msc_dbg, globalimage, 0, pdb_get_file_size(pdb_file, symbols.gsym_file),
3398 NULL, FALSE);
3399 }
3400
3401 /* Read per-module symbols' tables */
3402 file = symbols_image + header_size;
3403 while (file - symbols_image < header_size + symbols.module_size)
3404 {
3405 PDB_SYMBOL_FILE_EX sfile;
3406 const char* file_name;
3407 unsigned size;
3408
3409 HeapValidate(GetProcessHeap(), 0, NULL);
3410 pdb_convert_symbol_file(&symbols, &sfile, &size, file);
3411
3412 modimage = pdb_read_file(pdb_file, sfile.file);
3413 if (modimage)
3414 {
3415 struct cv_module_snarf cvmod = {ipi_ok ? &ipi_ctp : NULL, (const void*)(modimage + sfile.symbol_size), sfile.lineno2_size,
3416 files_image + 12, files_size};
3417 codeview_snarf(msc_dbg, modimage, sizeof(DWORD), sfile.symbol_size,
3418 &cvmod, TRUE);
3419
3420 if (sfile.lineno_size && sfile.lineno2_size)
3421 FIXME("Both line info present... only supporting second\n");
3422 else if (sfile.lineno_size)
3423 codeview_snarf_linetab(msc_dbg,
3424 modimage + sfile.symbol_size,
3425 sfile.lineno_size,
3426 pdb_file->kind == PDB_JG);
3427
3428 pdb_free(modimage);
3429 }
3430 file_name = (const char*)file + size;
3431 file_name += strlen(file_name) + 1;
3432 file = (BYTE*)((DWORD_PTR)(file_name + strlen(file_name) + 1 + 3) & ~3);
3433 }
3434 /* finish the remaining public and global information */
3435 if (globalimage)
3436 {
3437 codeview_snarf_public(msc_dbg, globalimage, 0,
3438 pdb_get_file_size(pdb_file, symbols.gsym_file));
3439 pdb_free(globalimage);
3440 }
3441 HeapFree(GetProcessHeap(), 0, (DWORD*)ipi_ctp.offset);
3442 pdb_free(ipi_image);
3443 }
3444 else
3445 pdb_process_symbol_imports(pcs, msc_dbg, NULL, NULL, image,
3446 pdb_lookup, pdb_module_info, module_index);
3447
3448 pdb_free(symbols_image);
3449 pdb_free(files_image);
3450
3451 return TRUE;
3452 }
3453
3454 static BOOL pdb_process_file(const struct process* pcs,
3455 const struct msc_debug_info* msc_dbg,
3456 struct pdb_lookup* pdb_lookup)
3457 {
3458 BOOL ret;
3459 struct module_format* modfmt;
3460 struct pdb_module_info* pdb_module_info;
3461
3462 modfmt = HeapAlloc(GetProcessHeap(), 0,
3463 sizeof(struct module_format) + sizeof(struct pdb_module_info));
3464 if (!modfmt) return FALSE;
3465
3466 pdb_module_info = (void*)(modfmt + 1);
3467 msc_dbg->module->format_info[DFI_PDB] = modfmt;
3468 modfmt->module = msc_dbg->module;
3469 modfmt->remove = pdb_module_remove;
3470 modfmt->loc_compute = pdb_location_compute;
3471 modfmt->u.pdb_info = pdb_module_info;
3472
3473 memset(cv_zmodules, 0, sizeof(cv_zmodules));
3474 codeview_init_basic_types(msc_dbg->module);
3475 ret = pdb_process_internal(pcs, msc_dbg, pdb_lookup,
3476 msc_dbg->module->format_info[DFI_PDB]->u.pdb_info, -1);
3477 codeview_clear_type_table();
3478 if (ret)
3479 {
3480 struct pdb_module_info* pdb_info = msc_dbg->module->format_info[DFI_PDB]->u.pdb_info;
3481 msc_dbg->module->module.SymType = SymPdb;
3482 if (pdb_info->pdb_files[0].kind == PDB_JG)
3483 msc_dbg->module->module.PdbSig = pdb_info->pdb_files[0].u.jg.timestamp;
3484 else
3485 msc_dbg->module->module.PdbSig70 = pdb_info->pdb_files[0].u.ds.guid;
3486 msc_dbg->module->module.PdbAge = pdb_info->pdb_files[0].age;
3487 MultiByteToWideChar(CP_ACP, 0, pdb_lookup->filename, -1,
3488 msc_dbg->module->module.LoadedPdbName,
3489 ARRAY_SIZE(msc_dbg->module->module.LoadedPdbName));
3490 /* FIXME: we could have a finer grain here */
3491 msc_dbg->module->module.LineNumbers = TRUE;
3492 msc_dbg->module->module.GlobalSymbols = TRUE;
3493 msc_dbg->module->module.TypeInfo = TRUE;
3494 msc_dbg->module->module.SourceIndexed = TRUE;
3495 msc_dbg->module->module.Publics = TRUE;
3496 }
3497 else
3498 {
3499 msc_dbg->module->format_info[DFI_PDB] = NULL;
3500 HeapFree(GetProcessHeap(), 0, modfmt);
3501 }
3502 return ret;
3503 }
3504
3505 BOOL pdb_fetch_file_info(const struct pdb_lookup* pdb_lookup, unsigned* matched)
3506 {
3507 HANDLE hFile, hMap = NULL;
3508 char* image = NULL;
3509 BOOL ret;
3510 struct pdb_file_info pdb_file;
3511
3512 if ((hFile = CreateFileA(pdb_lookup->filename, GENERIC_READ, FILE_SHARE_READ, NULL,
3513 OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL)) == INVALID_HANDLE_VALUE ||
3514 ((hMap = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL)) == NULL) ||
3515 ((image = MapViewOfFile(hMap, FILE_MAP_READ, 0, 0, 0)) == NULL))
3516 {
3517 WARN("Unable to open .PDB file: %s\n", pdb_lookup->filename);
3518 ret = FALSE;
3519 }
3520 else
3521 {
3522 ret = pdb_init(pdb_lookup, &pdb_file, image, matched);
3523 pdb_free_file(&pdb_file);
3524 }
3525
3526 if (image) UnmapViewOfFile(image);
3527 if (hMap) CloseHandle(hMap);
3528 if (hFile != INVALID_HANDLE_VALUE) CloseHandle(hFile);
3529
3530 return ret;
3531 }
3532
3533 /*========================================================================
3534 * FPO unwinding code
3535 */
3536
3537 /* Stack unwinding is based on postfixed operations.
3538 * Let's define our Postfix EValuator
3539 */
3540 #define PEV_MAX_LEN 32
3541 struct pevaluator
3542 {
3543 struct cpu_stack_walk* csw;
3544 struct pool pool;
3545 struct vector stack;
3546 unsigned stk_index;
3547 struct hash_table values;
3548 char error[64];
3549 };
3550
3551 struct zvalue
3552 {
3553 DWORD_PTR value;
3554 struct hash_table_elt elt;
3555 };
3556
3557 #define PEV_ERROR(pev, msg) snprintf((pev)->error, sizeof((pev)->error), "%s", (msg))
3558 #define PEV_ERROR1(pev, msg, pmt) snprintf((pev)->error, sizeof((pev)->error), (msg), (pmt))
3559
3560 #if 0
3561 static void pev_dump_stack(struct pevaluator* pev)
3562 {
3563 unsigned i;
3564 FIXME("stack #%d\n", pev->stk_index);
3565 for (i = 0; i < pev->stk_index; i++)
3566 {
3567 FIXME("\t%d) %s\n", i, *(char**)vector_at(&pev->stack, i));
3568 }
3569 }
3570 #endif
3571
3572 /* get the value out of an operand (variable or literal) */
3573 static BOOL pev_get_val(struct pevaluator* pev, const char* str, DWORD_PTR* val)
3574 {
3575 char* n;
3576 struct hash_table_iter hti;
3577 void* ptr;
3578
3579 switch (str[0])
3580 {
3581 case '$':
3582 case '.':
3583 hash_table_iter_init(&pev->values, &hti, str);
3584 while ((ptr = hash_table_iter_up(&hti)))
3585 {
3586 if (!strcmp(CONTAINING_RECORD(ptr, struct zvalue, elt)->elt.name, str))
3587 {
3588 *val = CONTAINING_RECORD(ptr, struct zvalue, elt)->value;
3589 return TRUE;
3590 }
3591 }
3592 return PEV_ERROR1(pev, "get_zvalue: no value found (%s)", str);
3593 default:
3594 *val = strtol(str, &n, 10);
3595 if (n == str || *n != '\0')
3596 return PEV_ERROR1(pev, "get_val: not a literal (%s)", str);
3597 return TRUE;
3598 }
3599 }
3600
3601 /* push an operand onto the stack */
3602 static BOOL pev_push(struct pevaluator* pev, const char* elt)
3603 {
3604 char** at;
3605 if (pev->stk_index < vector_length(&pev->stack))
3606 at = vector_at(&pev->stack, pev->stk_index);
3607 else
3608 at = vector_add(&pev->stack, &pev->pool);
3609 if (!at) return PEV_ERROR(pev, "push: out of memory");
3610 *at = pool_strdup(&pev->pool, elt);
3611 pev->stk_index++;
3612 return TRUE;
3613 }
3614
3615 /* pop an operand from the stack */
3616 static BOOL pev_pop(struct pevaluator* pev, char* elt)
3617 {
3618 char** at = vector_at(&pev->stack, --pev->stk_index);
3619 if (!at) return PEV_ERROR(pev, "pop: stack empty");
3620 strcpy(elt, *at);
3621 return TRUE;
3622 }
3623
3624 /* pop an operand from the stack, and gets its value */
3625 static BOOL pev_pop_val(struct pevaluator* pev, DWORD_PTR* val)
3626 {
3627 char p[PEV_MAX_LEN];
3628
3629 return pev_pop(pev, p) && pev_get_val(pev, p, val);
3630 }
3631
3632 /* set var 'name' a new value (creates the var if it doesn't exist) */
3633 static BOOL pev_set_value(struct pevaluator* pev, const char* name, DWORD_PTR val)
3634 {
3635 struct hash_table_iter hti;
3636 void* ptr;
3637
3638 hash_table_iter_init(&pev->values, &hti, name);
3639 while ((ptr = hash_table_iter_up(&hti)))
3640 {
3641 if (!strcmp(CONTAINING_RECORD(ptr, struct zvalue, elt)->elt.name, name))
3642 {
3643 CONTAINING_RECORD(ptr, struct zvalue, elt)->value = val;
3644 break;
3645 }
3646 }
3647 if (!ptr)
3648 {
3649 struct zvalue* zv = pool_alloc(&pev->pool, sizeof(*zv));
3650 if (!zv) return PEV_ERROR(pev, "set_value: out of memory");
3651 zv->value = val;
3652
3653 zv->elt.name = pool_strdup(&pev->pool, name);
3654 hash_table_add(&pev->values, &zv->elt);
3655 }
3656 return TRUE;
3657 }
3658
3659 /* execute a binary operand from the two top most values on the stack.
3660 * puts result on top of the stack */
3661 static BOOL pev_binop(struct pevaluator* pev, char op)
3662 {
3663 char res[PEV_MAX_LEN];
3664 DWORD_PTR v1, v2, c;
3665
3666 if (!pev_pop_val(pev, &v1) || !pev_pop_val(pev, &v2)) return FALSE;
3667 switch (op)
3668 {
3669 case '+': c = v1 + v2; break;
3670 case '-': c = v1 - v2; break;
3671 case '*': c = v1 * v2; break;
3672 case '/': c = v1 / v2; break;
3673 case '%': c = v1 % v2; break;
3674 default: return PEV_ERROR1(pev, "binop: unknown op (%c)", op);
3675 }
3676 snprintf(res, sizeof(res), "%Id", c);
3677 pev_push(pev, res);
3678 return TRUE;
3679 }
3680
3681 /* pops top most operand, dereference it, on pushes the result on top of the stack */
3682 static BOOL pev_deref(struct pevaluator* pev)
3683 {
3684 char res[PEV_MAX_LEN];
3685 DWORD_PTR v1, v2 = 0;
3686
3687 if (!pev_pop_val(pev, &v1)) return FALSE;
3688 if (!sw_read_mem(pev->csw, v1, &v2, pev->csw->cpu->word_size))
3689 return PEV_ERROR1(pev, "deref: cannot read mem at %Ix\n", v1);
3690 snprintf(res, sizeof(res), "%Id", v2);
3691 pev_push(pev, res);
3692 return TRUE;
3693 }
3694
3695 /* assign value to variable (from two top most operands) */
3696 static BOOL pev_assign(struct pevaluator* pev)
3697 {
3698 char p2[PEV_MAX_LEN];
3699 DWORD_PTR v1;
3700
3701 if (!pev_pop_val(pev, &v1) || !pev_pop(pev, p2)) return FALSE;
3702 if (p2[0] != '$') return PEV_ERROR1(pev, "assign: %s isn't a variable", p2);
3703 pev_set_value(pev, p2, v1);
3704
3705 return TRUE;
3706 }
3707
3708 /* initializes the postfix evaluator */
3709 static void pev_init(struct pevaluator* pev, struct cpu_stack_walk* csw,
3710 PDB_FPO_DATA* fpoext, struct pdb_cmd_pair* cpair)
3711 {
3712 pev->csw = csw;
3713 pool_init(&pev->pool, 512);
3714 vector_init(&pev->stack, sizeof(char*), 8);
3715 pev->stk_index = 0;
3716 hash_table_init(&pev->pool, &pev->values, 8);
3717 pev->error[0] = '\0';
3718 for (; cpair->name; cpair++)
3719 pev_set_value(pev, cpair->name, *cpair->pvalue);
3720 pev_set_value(pev, ".raSearchStart", fpoext->start);
3721 pev_set_value(pev, ".cbLocals", fpoext->locals_size);
3722 pev_set_value(pev, ".cbParams", fpoext->params_size);
3723 pev_set_value(pev, ".cbSavedRegs", fpoext->savedregs_size);
3724 }
3725
3726 static BOOL pev_free(struct pevaluator* pev, struct pdb_cmd_pair* cpair)
3727 {
3728 DWORD_PTR val;
3729
3730 if (cpair) for (; cpair->name; cpair++)
3731 {
3732 if (pev_get_val(pev, cpair->name, &val))
3733 *cpair->pvalue = val;
3734 }
3735 pool_destroy(&pev->pool);
3736 return TRUE;
3737 }
3738
3739 static BOOL pdb_parse_cmd_string(struct cpu_stack_walk* csw, PDB_FPO_DATA* fpoext,
3740 const char* cmd, struct pdb_cmd_pair* cpair)
3741 {
3742 char token[PEV_MAX_LEN];
3743 char* ptok = token;
3744 const char* ptr;
3745 BOOL over = FALSE;
3746 struct pevaluator pev;
3747
3748 pev_init(&pev, csw, fpoext, cpair);
3749 for (ptr = cmd; !over; ptr++)
3750 {
3751 if (*ptr == ' ' || (over = *ptr == '\0'))
3752 {
3753 *ptok = '\0';
3754
3755 if (!strcmp(token, "+") || !strcmp(token, "-") || !strcmp(token, "*") ||
3756 !strcmp(token, "/") || !strcmp(token, "%"))
3757 {
3758 if (!pev_binop(&pev, token[0])) goto done;
3759 }
3760 else if (!strcmp(token, "^"))
3761 {
3762 if (!pev_deref(&pev)) goto done;
3763 }
3764 else if (!strcmp(token, "="))
3765 {
3766 if (!pev_assign(&pev)) goto done;
3767 }
3768 else
3769 {
3770 if (!pev_push(&pev, token)) goto done;
3771 }
3772 ptok = token;
3773 }
3774 else
3775 {
3776 if (ptok - token >= PEV_MAX_LEN - 1)
3777 {
3778 PEV_ERROR1(&pev, "parse: token too long (%s)", ptr - (ptok - token));
3779 goto done;
3780 }
3781 *ptok++ = *ptr;
3782 }
3783 }
3784 pev_free(&pev, cpair);
3785 return TRUE;
3786 done:
3787 FIXME("Couldn't evaluate %s => %s\n", wine_dbgstr_a(cmd), pev.error);
3788 pev_free(&pev, NULL);
3789 return FALSE;
3790 }
3791
3792 BOOL pdb_virtual_unwind(struct cpu_stack_walk *csw, DWORD_PTR ip,
3793 union ctx *context, struct pdb_cmd_pair *cpair)
3794 {
3795 struct module_pair pair;
3796 struct pdb_module_info* pdb_info;
3797 PDB_FPO_DATA* fpoext;
3798 unsigned i, size, strsize;
3799 char* strbase;
3800 BOOL ret = TRUE;
3801
3802 if (!module_init_pair(&pair, csw->hProcess, ip)) return FALSE;
3803 if (!pair.effective->format_info[DFI_PDB]) return FALSE;
3804 pdb_info = pair.effective->format_info[DFI_PDB]->u.pdb_info;
3805 TRACE("searching %Ix => %Ix\n", ip, ip - (DWORD_PTR)pair.effective->module.BaseOfImage);
3806 ip -= (DWORD_PTR)pair.effective->module.BaseOfImage;
3807
3808 strbase = pdb_read_strings(&pdb_info->pdb_files[0]);
3809 if (!strbase) return FALSE;
3810 strsize = *(const DWORD*)(strbase + 8);
3811 fpoext = pdb_read_file(&pdb_info->pdb_files[0], pdb_info->pdb_files[0].fpoext_stream);
3812 size = pdb_get_file_size(&pdb_info->pdb_files[0], pdb_info->pdb_files[0].fpoext_stream);
3813 if (fpoext && (size % sizeof(*fpoext)) == 0)
3814 {
3815 size /= sizeof(*fpoext);
3816 for (i = 0; i < size; i++)
3817 {
3818 if (fpoext[i].start <= ip && ip < fpoext[i].start + fpoext[i].func_size)
3819 {
3820 TRACE("\t%08x %08x %8x %8x %4x %4x %4x %08x %s\n",
3821 fpoext[i].start, fpoext[i].func_size, fpoext[i].locals_size,
3822 fpoext[i].params_size, fpoext[i].maxstack_size, fpoext[i].prolog_size,
3823 fpoext[i].savedregs_size, fpoext[i].flags,
3824 fpoext[i].str_offset < strsize ?
3825 wine_dbgstr_a(strbase + 12 + fpoext[i].str_offset) : "<out of bounds>");
3826 if (fpoext[i].str_offset < strsize)
3827 ret = pdb_parse_cmd_string(csw, &fpoext[i], strbase + 12 + fpoext[i].str_offset, cpair);
3828 else
3829 ret = FALSE;
3830 break;
3831 }
3832 }
3833 }
3834 else ret = FALSE;
3835 pdb_free(fpoext);
3836 pdb_free(strbase);
3837
3838 return ret;
3839 }
3840
3841 /*========================================================================
3842 * Process CodeView debug information.
3843 */
3844
3845 #define MAKESIG(a,b,c,d) ((a) | ((b) << 8) | ((c) << 16) | ((d) << 24))
3846 #define CODEVIEW_NB09_SIG MAKESIG('N','B','0','9')
3847 #define CODEVIEW_NB10_SIG MAKESIG('N','B','1','0')
3848 #define CODEVIEW_NB11_SIG MAKESIG('N','B','1','1')
3849 #define CODEVIEW_RSDS_SIG MAKESIG('R','S','D','S')
3850
3851 static BOOL codeview_process_info(const struct process* pcs,
3852 const struct msc_debug_info* msc_dbg)
3853 {
3854 const DWORD* signature = (const DWORD*)msc_dbg->root;
3855 BOOL ret = FALSE;
3856 struct pdb_lookup pdb_lookup;
3857
3858 TRACE("Processing signature %.4s\n", (const char*)signature);
3859
3860 switch (*signature)
3861 {
3862 case CODEVIEW_NB09_SIG:
3863 case CODEVIEW_NB11_SIG:
3864 {
3865 const OMFSignature* cv = (const OMFSignature*)msc_dbg->root;
3866 const OMFDirHeader* hdr = (const OMFDirHeader*)(msc_dbg->root + cv->filepos);
3867 const OMFDirEntry* ent;
3868 const OMFDirEntry* prev;
3869 const OMFDirEntry* next;
3870 unsigned int i;
3871
3872 codeview_init_basic_types(msc_dbg->module);
3873
3874 for (i = 0; i < hdr->cDir; i++)
3875 {
3876 ent = (const OMFDirEntry*)((const BYTE*)hdr + hdr->cbDirHeader + i * hdr->cbDirEntry);
3877 if (ent->SubSection == sstGlobalTypes)
3878 {
3879 const OMFGlobalTypes* types;
3880 struct codeview_type_parse ctp;
3881
3882 types = (const OMFGlobalTypes*)(msc_dbg->root + ent->lfo);
3883 ctp.module = msc_dbg->module;
3884 ctp.offset = (const DWORD*)(types + 1);
3885 ctp.num = types->cTypes;
3886 ctp.table = (const BYTE*)(ctp.offset + types->cTypes);
3887
3888 cv_current_module = &cv_zmodules[0];
3889 if (cv_current_module->allowed) FIXME("Already allowed??\n");
3890 cv_current_module->allowed = TRUE;
3891
3892 codeview_parse_type_table(&ctp);
3893 break;
3894 }
3895 }
3896
3897 ent = (const OMFDirEntry*)((const BYTE*)hdr + hdr->cbDirHeader);
3898 for (i = 0; i < hdr->cDir; i++, ent = next)
3899 {
3900 next = (i == hdr->cDir-1) ? NULL :
3901 (const OMFDirEntry*)((const BYTE*)ent + hdr->cbDirEntry);
3902 prev = (i == 0) ? NULL :
3903 (const OMFDirEntry*)((const BYTE*)ent - hdr->cbDirEntry);
3904
3905 if (ent->SubSection == sstAlignSym)
3906 {
3907 codeview_snarf(msc_dbg, msc_dbg->root + ent->lfo, sizeof(DWORD), ent->cb,
3908 NULL, TRUE);
3909
3910 /*
3911 * Check the next and previous entry. If either is a
3912 * sstSrcModule, it contains the line number info for
3913 * this file.
3914 *
3915 * FIXME: This is not a general solution!
3916 */
3917 if (next && next->iMod == ent->iMod && next->SubSection == sstSrcModule)
3918 codeview_snarf_linetab(msc_dbg, msc_dbg->root + next->lfo,
3919 next->cb, TRUE);
3920
3921 if (prev && prev->iMod == ent->iMod && prev->SubSection == sstSrcModule)
3922 codeview_snarf_linetab(msc_dbg, msc_dbg->root + prev->lfo,
3923 prev->cb, TRUE);
3924
3925 }
3926 }
3927
3928 msc_dbg->module->module.SymType = SymCv;
3929 /* FIXME: we could have a finer grain here */
3930 msc_dbg->module->module.LineNumbers = TRUE;
3931 msc_dbg->module->module.GlobalSymbols = TRUE;
3932 msc_dbg->module->module.TypeInfo = TRUE;
3933 msc_dbg->module->module.SourceIndexed = TRUE;
3934 msc_dbg->module->module.Publics = TRUE;
3935 codeview_clear_type_table();
3936 ret = TRUE;
3937 break;
3938 }
3939
3940 case CODEVIEW_NB10_SIG:
3941 {
3942 const CODEVIEW_PDB_DATA* pdb = (const CODEVIEW_PDB_DATA*)msc_dbg->root;
3943 pdb_lookup.filename = pdb->name;
3944 pdb_lookup.kind = PDB_JG;
3945 pdb_lookup.timestamp = pdb->timestamp;
3946 pdb_lookup.age = pdb->age;
3947 ret = pdb_process_file(pcs, msc_dbg, &pdb_lookup);
3948 break;
3949 }
3950 case CODEVIEW_RSDS_SIG:
3951 {
3952 const OMFSignatureRSDS* rsds = (const OMFSignatureRSDS*)msc_dbg->root;
3953
3954 TRACE("Got RSDS type of PDB file: guid=%s age=%08x name=%s\n",
3955 wine_dbgstr_guid(&rsds->guid), rsds->age, rsds->name);
3956 pdb_lookup.filename = rsds->name;
3957 pdb_lookup.kind = PDB_DS;
3958 pdb_lookup.guid = rsds->guid;
3959 pdb_lookup.age = rsds->age;
3960 ret = pdb_process_file(pcs, msc_dbg, &pdb_lookup);
3961 break;
3962 }
3963 default:
3964 ERR("Unknown CODEVIEW signature %08lx in module %s\n",
3965 *signature, debugstr_w(msc_dbg->module->modulename));
3966 break;
3967 }
3968 if (ret)
3969 {
3970 msc_dbg->module->module.CVSig = *signature;
3971 memcpy(msc_dbg->module->module.CVData, msc_dbg->root,
3972 sizeof(msc_dbg->module->module.CVData));
3973 }
3974 return ret;
3975 }
3976
3977 /*========================================================================
3978 * Process debug directory.
3979 */
3980 BOOL pe_load_debug_directory(const struct process* pcs, struct module* module,
3981 const BYTE* mapping,
3982 const IMAGE_SECTION_HEADER* sectp, DWORD nsect,
3983 const IMAGE_DEBUG_DIRECTORY* dbg, int nDbg)
3984 {
3985 BOOL ret;
3986 int i;
3987 struct msc_debug_info msc_dbg;
3988
3989 msc_dbg.module = module;
3990 msc_dbg.nsect = nsect;
3991 msc_dbg.sectp = sectp;
3992 msc_dbg.nomap = 0;
3993 msc_dbg.omapp = NULL;
3994
3995 __TRY
3996 {
3997 ret = FALSE;
3998
3999 /* First, watch out for OMAP data */
4000 for (i = 0; i < nDbg; i++)
4001 {
4002 if (dbg[i].Type == IMAGE_DEBUG_TYPE_OMAP_FROM_SRC)
4003 {
4004 msc_dbg.nomap = dbg[i].SizeOfData / sizeof(OMAP);
4005 msc_dbg.omapp = (const OMAP*)(mapping + dbg[i].PointerToRawData);
4006 break;
4007 }
4008 }
4009
4010 /* Now, try to parse CodeView debug info */
4011 for (i = 0; i < nDbg; i++)
4012 {
4013 if (dbg[i].Type == IMAGE_DEBUG_TYPE_CODEVIEW)
4014 {
4015 msc_dbg.root = mapping + dbg[i].PointerToRawData;
4016 if ((ret = codeview_process_info(pcs, &msc_dbg))) goto done;
4017 }
4018 }
4019
4020 /* If not found, try to parse COFF debug info */
4021 for (i = 0; i < nDbg; i++)
4022 {
4023 if (dbg[i].Type == IMAGE_DEBUG_TYPE_COFF)
4024 {
4025 msc_dbg.root = mapping + dbg[i].PointerToRawData;
4026 if ((ret = coff_process_info(&msc_dbg))) goto done;
4027 }
4028 }
4029 done:
4030 /* FIXME: this should be supported... this is the debug information for
4031 * functions compiled without a frame pointer (FPO = frame pointer omission)
4032 * the associated data helps finding out the relevant information
4033 */
4034 for (i = 0; i < nDbg; i++)
4035 if (dbg[i].Type == IMAGE_DEBUG_TYPE_FPO)
4036 FIXME("This guy has FPO information\n");
4037 #if 0
4038
4039 #define FRAME_FPO 0
4040 #define FRAME_TRAP 1
4041 #define FRAME_TSS 2
4042
4043 typedef struct _FPO_DATA
4044 {
4045 DWORD ulOffStart; /* offset 1st byte of function code */
4046 DWORD cbProcSize; /* # bytes in function */
4047 DWORD cdwLocals; /* # bytes in locals/4 */
4048 WORD cdwParams; /* # bytes in params/4 */
4049
4050 WORD cbProlog : 8; /* # bytes in prolog */
4051 WORD cbRegs : 3; /* # regs saved */
4052 WORD fHasSEH : 1; /* TRUE if SEH in func */
4053 WORD fUseBP : 1; /* TRUE if EBP has been allocated */
4054 WORD reserved : 1; /* reserved for future use */
4055 WORD cbFrame : 2; /* frame type */
4056 } FPO_DATA;
4057 #endif
4058
4059 }
4060 __EXCEPT_PAGE_FAULT
4061 {
4062 ERR("Got a page fault while loading symbols\n");
4063 ret = FALSE;
4064 }
4065 __ENDTRY
4066 return ret;
4067 }
Windows API implementation