| 1 | /* Python interface to objfiles. |
| 2 | |
| 3 | Copyright (C) 2008-2019 Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of GDB. |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 3 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 19 | |
| 20 | #include "defs.h" |
| 21 | #include "python-internal.h" |
| 22 | #include "charset.h" |
| 23 | #include "objfiles.h" |
| 24 | #include "language.h" |
| 25 | #include "build-id.h" |
| 26 | #include "symtab.h" |
| 27 | #include "py-ref.h" |
| 28 | |
| 29 | typedef struct |
| 30 | { |
| 31 | PyObject_HEAD |
| 32 | |
| 33 | /* The corresponding objfile. */ |
| 34 | struct objfile *objfile; |
| 35 | |
| 36 | /* Dictionary holding user-added attributes. |
| 37 | This is the __dict__ attribute of the object. */ |
| 38 | PyObject *dict; |
| 39 | |
| 40 | /* The pretty-printer list of functions. */ |
| 41 | PyObject *printers; |
| 42 | |
| 43 | /* The frame filter list of functions. */ |
| 44 | PyObject *frame_filters; |
| 45 | |
| 46 | /* The list of frame unwinders. */ |
| 47 | PyObject *frame_unwinders; |
| 48 | |
| 49 | /* The type-printer list. */ |
| 50 | PyObject *type_printers; |
| 51 | |
| 52 | /* The debug method matcher list. */ |
| 53 | PyObject *xmethods; |
| 54 | } objfile_object; |
| 55 | |
| 56 | extern PyTypeObject objfile_object_type |
| 57 | CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("objfile_object"); |
| 58 | |
| 59 | static const struct objfile_data *objfpy_objfile_data_key; |
| 60 | |
| 61 | /* Require that OBJF be a valid objfile. */ |
| 62 | #define OBJFPY_REQUIRE_VALID(obj) \ |
| 63 | do { \ |
| 64 | if (!(obj)->objfile) \ |
| 65 | { \ |
| 66 | PyErr_SetString (PyExc_RuntimeError, \ |
| 67 | _("Objfile no longer exists.")); \ |
| 68 | return NULL; \ |
| 69 | } \ |
| 70 | } while (0) |
| 71 | |
| 72 | \f |
| 73 | |
| 74 | /* An Objfile method which returns the objfile's file name, or None. */ |
| 75 | |
| 76 | static PyObject * |
| 77 | objfpy_get_filename (PyObject *self, void *closure) |
| 78 | { |
| 79 | objfile_object *obj = (objfile_object *) self; |
| 80 | |
| 81 | if (obj->objfile) |
| 82 | return (host_string_to_python_string (objfile_name (obj->objfile)) |
| 83 | .release ()); |
| 84 | Py_RETURN_NONE; |
| 85 | } |
| 86 | |
| 87 | /* An Objfile method which returns the objfile's file name, as specified |
| 88 | by the user, or None. */ |
| 89 | |
| 90 | static PyObject * |
| 91 | objfpy_get_username (PyObject *self, void *closure) |
| 92 | { |
| 93 | objfile_object *obj = (objfile_object *) self; |
| 94 | |
| 95 | if (obj->objfile) |
| 96 | { |
| 97 | const char *username = obj->objfile->original_name; |
| 98 | |
| 99 | return host_string_to_python_string (username).release (); |
| 100 | } |
| 101 | |
| 102 | Py_RETURN_NONE; |
| 103 | } |
| 104 | |
| 105 | /* If SELF is a separate debug-info file, return the "backlink" field. |
| 106 | Otherwise return None. */ |
| 107 | |
| 108 | static PyObject * |
| 109 | objfpy_get_owner (PyObject *self, void *closure) |
| 110 | { |
| 111 | objfile_object *obj = (objfile_object *) self; |
| 112 | struct objfile *objfile = obj->objfile; |
| 113 | struct objfile *owner; |
| 114 | |
| 115 | OBJFPY_REQUIRE_VALID (obj); |
| 116 | |
| 117 | owner = objfile->separate_debug_objfile_backlink; |
| 118 | if (owner != NULL) |
| 119 | return objfile_to_objfile_object (owner).release (); |
| 120 | Py_RETURN_NONE; |
| 121 | } |
| 122 | |
| 123 | /* An Objfile method which returns the objfile's build id, or None. */ |
| 124 | |
| 125 | static PyObject * |
| 126 | objfpy_get_build_id (PyObject *self, void *closure) |
| 127 | { |
| 128 | objfile_object *obj = (objfile_object *) self; |
| 129 | struct objfile *objfile = obj->objfile; |
| 130 | const struct bfd_build_id *build_id = NULL; |
| 131 | |
| 132 | OBJFPY_REQUIRE_VALID (obj); |
| 133 | |
| 134 | TRY |
| 135 | { |
| 136 | build_id = build_id_bfd_get (objfile->obfd); |
| 137 | } |
| 138 | CATCH (except, RETURN_MASK_ALL) |
| 139 | { |
| 140 | GDB_PY_HANDLE_EXCEPTION (except); |
| 141 | } |
| 142 | END_CATCH |
| 143 | |
| 144 | if (build_id != NULL) |
| 145 | { |
| 146 | gdb::unique_xmalloc_ptr<char> hex_form |
| 147 | (make_hex_string (build_id->data, build_id->size)); |
| 148 | |
| 149 | return host_string_to_python_string (hex_form.get ()).release (); |
| 150 | } |
| 151 | |
| 152 | Py_RETURN_NONE; |
| 153 | } |
| 154 | |
| 155 | /* An Objfile method which returns the objfile's progspace, or None. */ |
| 156 | |
| 157 | static PyObject * |
| 158 | objfpy_get_progspace (PyObject *self, void *closure) |
| 159 | { |
| 160 | objfile_object *obj = (objfile_object *) self; |
| 161 | |
| 162 | if (obj->objfile) |
| 163 | return pspace_to_pspace_object (obj->objfile->pspace).release (); |
| 164 | |
| 165 | Py_RETURN_NONE; |
| 166 | } |
| 167 | |
| 168 | static void |
| 169 | objfpy_dealloc (PyObject *o) |
| 170 | { |
| 171 | objfile_object *self = (objfile_object *) o; |
| 172 | |
| 173 | Py_XDECREF (self->dict); |
| 174 | Py_XDECREF (self->printers); |
| 175 | Py_XDECREF (self->frame_filters); |
| 176 | Py_XDECREF (self->frame_unwinders); |
| 177 | Py_XDECREF (self->type_printers); |
| 178 | Py_XDECREF (self->xmethods); |
| 179 | Py_TYPE (self)->tp_free (self); |
| 180 | } |
| 181 | |
| 182 | /* Initialize an objfile_object. |
| 183 | The result is a boolean indicating success. */ |
| 184 | |
| 185 | static int |
| 186 | objfpy_initialize (objfile_object *self) |
| 187 | { |
| 188 | self->objfile = NULL; |
| 189 | |
| 190 | self->dict = PyDict_New (); |
| 191 | if (self->dict == NULL) |
| 192 | return 0; |
| 193 | |
| 194 | self->printers = PyList_New (0); |
| 195 | if (self->printers == NULL) |
| 196 | return 0; |
| 197 | |
| 198 | self->frame_filters = PyDict_New (); |
| 199 | if (self->frame_filters == NULL) |
| 200 | return 0; |
| 201 | |
| 202 | self->frame_unwinders = PyList_New (0); |
| 203 | if (self->frame_unwinders == NULL) |
| 204 | return 0; |
| 205 | |
| 206 | self->type_printers = PyList_New (0); |
| 207 | if (self->type_printers == NULL) |
| 208 | return 0; |
| 209 | |
| 210 | self->xmethods = PyList_New (0); |
| 211 | if (self->xmethods == NULL) |
| 212 | return 0; |
| 213 | |
| 214 | return 1; |
| 215 | } |
| 216 | |
| 217 | static PyObject * |
| 218 | objfpy_new (PyTypeObject *type, PyObject *args, PyObject *keywords) |
| 219 | { |
| 220 | gdbpy_ref<objfile_object> self ((objfile_object *) type->tp_alloc (type, 0)); |
| 221 | |
| 222 | if (self != NULL) |
| 223 | { |
| 224 | if (!objfpy_initialize (self.get ())) |
| 225 | return NULL; |
| 226 | } |
| 227 | |
| 228 | return (PyObject *) self.release (); |
| 229 | } |
| 230 | |
| 231 | PyObject * |
| 232 | objfpy_get_printers (PyObject *o, void *ignore) |
| 233 | { |
| 234 | objfile_object *self = (objfile_object *) o; |
| 235 | |
| 236 | Py_INCREF (self->printers); |
| 237 | return self->printers; |
| 238 | } |
| 239 | |
| 240 | static int |
| 241 | objfpy_set_printers (PyObject *o, PyObject *value, void *ignore) |
| 242 | { |
| 243 | objfile_object *self = (objfile_object *) o; |
| 244 | |
| 245 | if (! value) |
| 246 | { |
| 247 | PyErr_SetString (PyExc_TypeError, |
| 248 | _("Cannot delete the pretty_printers attribute.")); |
| 249 | return -1; |
| 250 | } |
| 251 | |
| 252 | if (! PyList_Check (value)) |
| 253 | { |
| 254 | PyErr_SetString (PyExc_TypeError, |
| 255 | _("The pretty_printers attribute must be a list.")); |
| 256 | return -1; |
| 257 | } |
| 258 | |
| 259 | /* Take care in case the LHS and RHS are related somehow. */ |
| 260 | gdbpy_ref<> tmp (self->printers); |
| 261 | Py_INCREF (value); |
| 262 | self->printers = value; |
| 263 | |
| 264 | return 0; |
| 265 | } |
| 266 | |
| 267 | /* Return the Python dictionary attribute containing frame filters for |
| 268 | this object file. */ |
| 269 | PyObject * |
| 270 | objfpy_get_frame_filters (PyObject *o, void *ignore) |
| 271 | { |
| 272 | objfile_object *self = (objfile_object *) o; |
| 273 | |
| 274 | Py_INCREF (self->frame_filters); |
| 275 | return self->frame_filters; |
| 276 | } |
| 277 | |
| 278 | /* Set this object file's frame filters dictionary to FILTERS. */ |
| 279 | static int |
| 280 | objfpy_set_frame_filters (PyObject *o, PyObject *filters, void *ignore) |
| 281 | { |
| 282 | objfile_object *self = (objfile_object *) o; |
| 283 | |
| 284 | if (! filters) |
| 285 | { |
| 286 | PyErr_SetString (PyExc_TypeError, |
| 287 | _("Cannot delete the frame filters attribute.")); |
| 288 | return -1; |
| 289 | } |
| 290 | |
| 291 | if (! PyDict_Check (filters)) |
| 292 | { |
| 293 | PyErr_SetString (PyExc_TypeError, |
| 294 | _("The frame_filters attribute must be a dictionary.")); |
| 295 | return -1; |
| 296 | } |
| 297 | |
| 298 | /* Take care in case the LHS and RHS are related somehow. */ |
| 299 | gdbpy_ref<> tmp (self->frame_filters); |
| 300 | Py_INCREF (filters); |
| 301 | self->frame_filters = filters; |
| 302 | |
| 303 | return 0; |
| 304 | } |
| 305 | |
| 306 | /* Return the frame unwinders attribute for this object file. */ |
| 307 | |
| 308 | PyObject * |
| 309 | objfpy_get_frame_unwinders (PyObject *o, void *ignore) |
| 310 | { |
| 311 | objfile_object *self = (objfile_object *) o; |
| 312 | |
| 313 | Py_INCREF (self->frame_unwinders); |
| 314 | return self->frame_unwinders; |
| 315 | } |
| 316 | |
| 317 | /* Set this object file's frame unwinders list to UNWINDERS. */ |
| 318 | |
| 319 | static int |
| 320 | objfpy_set_frame_unwinders (PyObject *o, PyObject *unwinders, void *ignore) |
| 321 | { |
| 322 | objfile_object *self = (objfile_object *) o; |
| 323 | |
| 324 | if (!unwinders) |
| 325 | { |
| 326 | PyErr_SetString (PyExc_TypeError, |
| 327 | _("Cannot delete the frame unwinders attribute.")); |
| 328 | return -1; |
| 329 | } |
| 330 | |
| 331 | if (!PyList_Check (unwinders)) |
| 332 | { |
| 333 | PyErr_SetString (PyExc_TypeError, |
| 334 | _("The frame_unwinders attribute must be a list.")); |
| 335 | return -1; |
| 336 | } |
| 337 | |
| 338 | /* Take care in case the LHS and RHS are related somehow. */ |
| 339 | gdbpy_ref<> tmp (self->frame_unwinders); |
| 340 | Py_INCREF (unwinders); |
| 341 | self->frame_unwinders = unwinders; |
| 342 | |
| 343 | return 0; |
| 344 | } |
| 345 | |
| 346 | /* Get the 'type_printers' attribute. */ |
| 347 | |
| 348 | static PyObject * |
| 349 | objfpy_get_type_printers (PyObject *o, void *ignore) |
| 350 | { |
| 351 | objfile_object *self = (objfile_object *) o; |
| 352 | |
| 353 | Py_INCREF (self->type_printers); |
| 354 | return self->type_printers; |
| 355 | } |
| 356 | |
| 357 | /* Get the 'xmethods' attribute. */ |
| 358 | |
| 359 | PyObject * |
| 360 | objfpy_get_xmethods (PyObject *o, void *ignore) |
| 361 | { |
| 362 | objfile_object *self = (objfile_object *) o; |
| 363 | |
| 364 | Py_INCREF (self->xmethods); |
| 365 | return self->xmethods; |
| 366 | } |
| 367 | |
| 368 | /* Set the 'type_printers' attribute. */ |
| 369 | |
| 370 | static int |
| 371 | objfpy_set_type_printers (PyObject *o, PyObject *value, void *ignore) |
| 372 | { |
| 373 | objfile_object *self = (objfile_object *) o; |
| 374 | |
| 375 | if (! value) |
| 376 | { |
| 377 | PyErr_SetString (PyExc_TypeError, |
| 378 | _("Cannot delete the type_printers attribute.")); |
| 379 | return -1; |
| 380 | } |
| 381 | |
| 382 | if (! PyList_Check (value)) |
| 383 | { |
| 384 | PyErr_SetString (PyExc_TypeError, |
| 385 | _("The type_printers attribute must be a list.")); |
| 386 | return -1; |
| 387 | } |
| 388 | |
| 389 | /* Take care in case the LHS and RHS are related somehow. */ |
| 390 | gdbpy_ref<> tmp (self->type_printers); |
| 391 | Py_INCREF (value); |
| 392 | self->type_printers = value; |
| 393 | |
| 394 | return 0; |
| 395 | } |
| 396 | |
| 397 | /* Implementation of gdb.Objfile.is_valid (self) -> Boolean. |
| 398 | Returns True if this object file still exists in GDB. */ |
| 399 | |
| 400 | static PyObject * |
| 401 | objfpy_is_valid (PyObject *self, PyObject *args) |
| 402 | { |
| 403 | objfile_object *obj = (objfile_object *) self; |
| 404 | |
| 405 | if (! obj->objfile) |
| 406 | Py_RETURN_FALSE; |
| 407 | |
| 408 | Py_RETURN_TRUE; |
| 409 | } |
| 410 | |
| 411 | /* Implementation of gdb.Objfile.add_separate_debug_file (self) -> Boolean. */ |
| 412 | |
| 413 | static PyObject * |
| 414 | objfpy_add_separate_debug_file (PyObject *self, PyObject *args, PyObject *kw) |
| 415 | { |
| 416 | static const char *keywords[] = { "file_name", NULL }; |
| 417 | objfile_object *obj = (objfile_object *) self; |
| 418 | const char *file_name; |
| 419 | |
| 420 | OBJFPY_REQUIRE_VALID (obj); |
| 421 | |
| 422 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "s", keywords, &file_name)) |
| 423 | return NULL; |
| 424 | |
| 425 | TRY |
| 426 | { |
| 427 | gdb_bfd_ref_ptr abfd (symfile_bfd_open (file_name)); |
| 428 | |
| 429 | symbol_file_add_separate (abfd.get (), file_name, 0, obj->objfile); |
| 430 | } |
| 431 | CATCH (except, RETURN_MASK_ALL) |
| 432 | { |
| 433 | GDB_PY_HANDLE_EXCEPTION (except); |
| 434 | } |
| 435 | END_CATCH |
| 436 | |
| 437 | Py_RETURN_NONE; |
| 438 | } |
| 439 | |
| 440 | /* Implement repr() for gdb.Objfile. */ |
| 441 | |
| 442 | static PyObject * |
| 443 | objfpy_repr (PyObject *self_) |
| 444 | { |
| 445 | objfile_object *self = (objfile_object *) self_; |
| 446 | objfile *obj = self->objfile; |
| 447 | |
| 448 | if (obj == nullptr) |
| 449 | return PyString_FromString ("<gdb.Objfile (invalid)>"); |
| 450 | |
| 451 | return PyString_FromFormat ("<gdb.Objfile filename=%s>", |
| 452 | objfile_filename (obj)); |
| 453 | } |
| 454 | |
| 455 | /* Subroutine of gdbpy_lookup_objfile_by_build_id to simplify it. |
| 456 | Return non-zero if STRING is a potentially valid build id. */ |
| 457 | |
| 458 | static int |
| 459 | objfpy_build_id_ok (const char *string) |
| 460 | { |
| 461 | size_t i, n = strlen (string); |
| 462 | |
| 463 | if (n % 2 != 0) |
| 464 | return 0; |
| 465 | for (i = 0; i < n; ++i) |
| 466 | { |
| 467 | if (!isxdigit (string[i])) |
| 468 | return 0; |
| 469 | } |
| 470 | return 1; |
| 471 | } |
| 472 | |
| 473 | /* Subroutine of gdbpy_lookup_objfile_by_build_id to simplify it. |
| 474 | Returns non-zero if BUILD_ID matches STRING. |
| 475 | It is assumed that objfpy_build_id_ok (string) returns TRUE. */ |
| 476 | |
| 477 | static int |
| 478 | objfpy_build_id_matches (const struct bfd_build_id *build_id, |
| 479 | const char *string) |
| 480 | { |
| 481 | size_t i; |
| 482 | |
| 483 | if (strlen (string) != 2 * build_id->size) |
| 484 | return 0; |
| 485 | |
| 486 | for (i = 0; i < build_id->size; ++i) |
| 487 | { |
| 488 | char c1 = string[i * 2], c2 = string[i * 2 + 1]; |
| 489 | int byte = (host_hex_value (c1) << 4) | host_hex_value (c2); |
| 490 | |
| 491 | if (byte != build_id->data[i]) |
| 492 | return 0; |
| 493 | } |
| 494 | |
| 495 | return 1; |
| 496 | } |
| 497 | |
| 498 | /* Subroutine of gdbpy_lookup_objfile to simplify it. |
| 499 | Look up an objfile by its file name. */ |
| 500 | |
| 501 | static struct objfile * |
| 502 | objfpy_lookup_objfile_by_name (const char *name) |
| 503 | { |
| 504 | for (objfile *objfile : all_objfiles (current_program_space)) |
| 505 | { |
| 506 | const char *filename; |
| 507 | |
| 508 | if ((objfile->flags & OBJF_NOT_FILENAME) != 0) |
| 509 | continue; |
| 510 | /* Don't return separate debug files. */ |
| 511 | if (objfile->separate_debug_objfile_backlink != NULL) |
| 512 | continue; |
| 513 | |
| 514 | filename = objfile_filename (objfile); |
| 515 | if (filename != NULL && compare_filenames_for_search (filename, name)) |
| 516 | return objfile; |
| 517 | if (compare_filenames_for_search (objfile->original_name, name)) |
| 518 | return objfile; |
| 519 | } |
| 520 | |
| 521 | return NULL; |
| 522 | } |
| 523 | |
| 524 | /* Subroutine of gdbpy_lookup_objfile to simplify it. |
| 525 | Look up an objfile by its build id. */ |
| 526 | |
| 527 | static struct objfile * |
| 528 | objfpy_lookup_objfile_by_build_id (const char *build_id) |
| 529 | { |
| 530 | for (objfile *objfile : all_objfiles (current_program_space)) |
| 531 | { |
| 532 | const struct bfd_build_id *obfd_build_id; |
| 533 | |
| 534 | if (objfile->obfd == NULL) |
| 535 | continue; |
| 536 | /* Don't return separate debug files. */ |
| 537 | if (objfile->separate_debug_objfile_backlink != NULL) |
| 538 | continue; |
| 539 | obfd_build_id = build_id_bfd_get (objfile->obfd); |
| 540 | if (obfd_build_id == NULL) |
| 541 | continue; |
| 542 | if (objfpy_build_id_matches (obfd_build_id, build_id)) |
| 543 | return objfile; |
| 544 | } |
| 545 | |
| 546 | return NULL; |
| 547 | } |
| 548 | |
| 549 | /* Implementation of gdb.lookup_objfile. */ |
| 550 | |
| 551 | PyObject * |
| 552 | gdbpy_lookup_objfile (PyObject *self, PyObject *args, PyObject *kw) |
| 553 | { |
| 554 | static const char *keywords[] = { "name", "by_build_id", NULL }; |
| 555 | const char *name; |
| 556 | PyObject *by_build_id_obj = NULL; |
| 557 | int by_build_id; |
| 558 | struct objfile *objfile; |
| 559 | |
| 560 | if (!gdb_PyArg_ParseTupleAndKeywords (args, kw, "s|O!", keywords, |
| 561 | &name, &PyBool_Type, &by_build_id_obj)) |
| 562 | return NULL; |
| 563 | |
| 564 | by_build_id = 0; |
| 565 | if (by_build_id_obj != NULL) |
| 566 | { |
| 567 | int cmp = PyObject_IsTrue (by_build_id_obj); |
| 568 | |
| 569 | if (cmp < 0) |
| 570 | return NULL; |
| 571 | by_build_id = cmp; |
| 572 | } |
| 573 | |
| 574 | if (by_build_id) |
| 575 | { |
| 576 | if (!objfpy_build_id_ok (name)) |
| 577 | { |
| 578 | PyErr_SetString (PyExc_TypeError, _("Not a valid build id.")); |
| 579 | return NULL; |
| 580 | } |
| 581 | objfile = objfpy_lookup_objfile_by_build_id (name); |
| 582 | } |
| 583 | else |
| 584 | objfile = objfpy_lookup_objfile_by_name (name); |
| 585 | |
| 586 | if (objfile != NULL) |
| 587 | return objfile_to_objfile_object (objfile).release (); |
| 588 | |
| 589 | PyErr_SetString (PyExc_ValueError, _("Objfile not found.")); |
| 590 | return NULL; |
| 591 | } |
| 592 | |
| 593 | \f |
| 594 | |
| 595 | /* Clear the OBJFILE pointer in an Objfile object and remove the |
| 596 | reference. */ |
| 597 | static void |
| 598 | py_free_objfile (struct objfile *objfile, void *datum) |
| 599 | { |
| 600 | gdbpy_enter enter_py (get_objfile_arch (objfile), current_language); |
| 601 | gdbpy_ref<objfile_object> object ((objfile_object *) datum); |
| 602 | object->objfile = NULL; |
| 603 | } |
| 604 | |
| 605 | /* Return a new reference to the Python object of type Objfile |
| 606 | representing OBJFILE. If the object has already been created, |
| 607 | return it. Otherwise, create it. Return NULL and set the Python |
| 608 | error on failure. */ |
| 609 | |
| 610 | gdbpy_ref<> |
| 611 | objfile_to_objfile_object (struct objfile *objfile) |
| 612 | { |
| 613 | PyObject *result |
| 614 | = ((PyObject *) objfile_data (objfile, objfpy_objfile_data_key)); |
| 615 | if (result == NULL) |
| 616 | { |
| 617 | gdbpy_ref<objfile_object> object |
| 618 | ((objfile_object *) PyObject_New (objfile_object, &objfile_object_type)); |
| 619 | if (object == NULL) |
| 620 | return NULL; |
| 621 | if (!objfpy_initialize (object.get ())) |
| 622 | return NULL; |
| 623 | |
| 624 | object->objfile = objfile; |
| 625 | set_objfile_data (objfile, objfpy_objfile_data_key, object.get ()); |
| 626 | result = (PyObject *) object.release (); |
| 627 | } |
| 628 | |
| 629 | return gdbpy_ref<>::new_reference (result); |
| 630 | } |
| 631 | |
| 632 | int |
| 633 | gdbpy_initialize_objfile (void) |
| 634 | { |
| 635 | objfpy_objfile_data_key |
| 636 | = register_objfile_data_with_cleanup (NULL, py_free_objfile); |
| 637 | |
| 638 | if (PyType_Ready (&objfile_object_type) < 0) |
| 639 | return -1; |
| 640 | |
| 641 | return gdb_pymodule_addobject (gdb_module, "Objfile", |
| 642 | (PyObject *) &objfile_object_type); |
| 643 | } |
| 644 | |
| 645 | \f |
| 646 | |
| 647 | static PyMethodDef objfile_object_methods[] = |
| 648 | { |
| 649 | { "is_valid", objfpy_is_valid, METH_NOARGS, |
| 650 | "is_valid () -> Boolean.\n\ |
| 651 | Return true if this object file is valid, false if not." }, |
| 652 | |
| 653 | { "add_separate_debug_file", (PyCFunction) objfpy_add_separate_debug_file, |
| 654 | METH_VARARGS | METH_KEYWORDS, |
| 655 | "add_separate_debug_file (file_name).\n\ |
| 656 | Add FILE_NAME to the list of files containing debug info for the objfile." }, |
| 657 | |
| 658 | { NULL } |
| 659 | }; |
| 660 | |
| 661 | static gdb_PyGetSetDef objfile_getset[] = |
| 662 | { |
| 663 | { "__dict__", gdb_py_generic_dict, NULL, |
| 664 | "The __dict__ for this objfile.", &objfile_object_type }, |
| 665 | { "filename", objfpy_get_filename, NULL, |
| 666 | "The objfile's filename, or None.", NULL }, |
| 667 | { "username", objfpy_get_username, NULL, |
| 668 | "The name of the objfile as provided by the user, or None.", NULL }, |
| 669 | { "owner", objfpy_get_owner, NULL, |
| 670 | "The objfile owner of separate debug info objfiles, or None.", |
| 671 | NULL }, |
| 672 | { "build_id", objfpy_get_build_id, NULL, |
| 673 | "The objfile's build id, or None.", NULL }, |
| 674 | { "progspace", objfpy_get_progspace, NULL, |
| 675 | "The objfile's progspace, or None.", NULL }, |
| 676 | { "pretty_printers", objfpy_get_printers, objfpy_set_printers, |
| 677 | "Pretty printers.", NULL }, |
| 678 | { "frame_filters", objfpy_get_frame_filters, |
| 679 | objfpy_set_frame_filters, "Frame Filters.", NULL }, |
| 680 | { "frame_unwinders", objfpy_get_frame_unwinders, |
| 681 | objfpy_set_frame_unwinders, "Frame Unwinders", NULL }, |
| 682 | { "type_printers", objfpy_get_type_printers, objfpy_set_type_printers, |
| 683 | "Type printers.", NULL }, |
| 684 | { "xmethods", objfpy_get_xmethods, NULL, |
| 685 | "Debug methods.", NULL }, |
| 686 | { NULL } |
| 687 | }; |
| 688 | |
| 689 | PyTypeObject objfile_object_type = |
| 690 | { |
| 691 | PyVarObject_HEAD_INIT (NULL, 0) |
| 692 | "gdb.Objfile", /*tp_name*/ |
| 693 | sizeof (objfile_object), /*tp_basicsize*/ |
| 694 | 0, /*tp_itemsize*/ |
| 695 | objfpy_dealloc, /*tp_dealloc*/ |
| 696 | 0, /*tp_print*/ |
| 697 | 0, /*tp_getattr*/ |
| 698 | 0, /*tp_setattr*/ |
| 699 | 0, /*tp_compare*/ |
| 700 | objfpy_repr, /*tp_repr*/ |
| 701 | 0, /*tp_as_number*/ |
| 702 | 0, /*tp_as_sequence*/ |
| 703 | 0, /*tp_as_mapping*/ |
| 704 | 0, /*tp_hash */ |
| 705 | 0, /*tp_call*/ |
| 706 | 0, /*tp_str*/ |
| 707 | 0, /*tp_getattro*/ |
| 708 | 0, /*tp_setattro*/ |
| 709 | 0, /*tp_as_buffer*/ |
| 710 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ |
| 711 | "GDB objfile object", /* tp_doc */ |
| 712 | 0, /* tp_traverse */ |
| 713 | 0, /* tp_clear */ |
| 714 | 0, /* tp_richcompare */ |
| 715 | 0, /* tp_weaklistoffset */ |
| 716 | 0, /* tp_iter */ |
| 717 | 0, /* tp_iternext */ |
| 718 | objfile_object_methods, /* tp_methods */ |
| 719 | 0, /* tp_members */ |
| 720 | objfile_getset, /* tp_getset */ |
| 721 | 0, /* tp_base */ |
| 722 | 0, /* tp_dict */ |
| 723 | 0, /* tp_descr_get */ |
| 724 | 0, /* tp_descr_set */ |
| 725 | offsetof (objfile_object, dict), /* tp_dictoffset */ |
| 726 | 0, /* tp_init */ |
| 727 | 0, /* tp_alloc */ |
| 728 | objfpy_new, /* tp_new */ |
| 729 | }; |