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python-internal.h
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1 /* Gdb/Python header for private use by Python module.
2 
3  Copyright (C) 2008-2015 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 #ifndef GDB_PYTHON_INTERNAL_H
21 #define GDB_PYTHON_INTERNAL_H
22 
23 #include "extension.h"
24 #include "extension-priv.h"
25 
26 /* These WITH_* macros are defined by the CPython API checker that
27  comes with the Python plugin for GCC. See:
28  https://gcc-python-plugin.readthedocs.org/en/latest/cpychecker.html
29  The checker defines a WITH_ macro for each attribute it
30  exposes. */
31 
32 #ifdef WITH_CPYCHECKER_RETURNS_BORROWED_REF_ATTRIBUTE
33 #define CPYCHECKER_RETURNS_BORROWED_REF \
34  __attribute__ ((cpychecker_returns_borrowed_ref))
35 #else
36 #define CPYCHECKER_RETURNS_BORROWED_REF
37 #endif
38 
39 #ifdef WITH_CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF_ATTRIBUTE
40 #define CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF(ARG) \
41  __attribute__ ((cpychecker_type_object_for_typedef (ARG)))
42 #else
43 #define CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF(ARG)
44 #endif
45 
46 #ifdef WITH_CPYCHECKER_STEALS_REFERENCE_TO_ARG_ATTRIBUTE
47 #define CPYCHECKER_STEALS_REFERENCE_TO_ARG(n) \
48  __attribute__ ((cpychecker_steals_reference_to_arg (n)))
49 #else
50 #define CPYCHECKER_STEALS_REFERENCE_TO_ARG(n)
51 #endif
52 
53 #ifdef WITH_CPYCHECKER_SETS_EXCEPTION_ATTRIBUTE
54 #define CPYCHECKER_SETS_EXCEPTION __attribute__ ((cpychecker_sets_exception))
55 #else
56 #define CPYCHECKER_SETS_EXCEPTION
57 #endif
58 
59 #ifdef WITH_CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION_ATTRIBUTE
60 #define CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION \
61  __attribute__ ((cpychecker_negative_result_sets_exception))
62 #else
63 #define CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
64 #endif
65 
66 /* Python 2.4 doesn't include stdint.h soon enough to get {u,}intptr_t
67  needed by pyport.h. */
68 /* /usr/include/features.h on linux systems will define _POSIX_C_SOURCE
69  if it sees _GNU_SOURCE (which config.h will define).
70  pyconfig.h defines _POSIX_C_SOURCE to a different value than
71  /usr/include/features.h does causing compilation to fail.
72  To work around this, undef _POSIX_C_SOURCE before we include Python.h.
73 
74  Same problem with _XOPEN_SOURCE. */
75 #undef _POSIX_C_SOURCE
76 #undef _XOPEN_SOURCE
77 
78 /* On sparc-solaris, /usr/include/sys/feature_tests.h defines
79  _FILE_OFFSET_BITS, which pyconfig.h also defines. Same work
80  around technique as above. */
81 #undef _FILE_OFFSET_BITS
82 
83 /* A kludge to avoid redefinition of snprintf on Windows by pyerrors.h. */
84 #if defined(_WIN32) && defined(HAVE_DECL_SNPRINTF)
85 #define HAVE_SNPRINTF 1
86 #endif
87 
88 /* Request clean size types from Python. */
89 #define PY_SSIZE_T_CLEAN
90 
91 /* Include the Python header files using angle brackets rather than
92  double quotes. On case-insensitive filesystems, this prevents us
93  from including our python/python.h header file. */
94 #include <Python.h>
95 #include <frameobject.h>
96 
97 #if PY_MAJOR_VERSION >= 3
98 #define IS_PY3K 1
99 #endif
100 
101 #ifdef IS_PY3K
102 #define Py_TPFLAGS_HAVE_ITER 0
103 #define Py_TPFLAGS_CHECKTYPES 0
104 
105 #define PyInt_Check PyLong_Check
106 #define PyInt_FromLong PyLong_FromLong
107 #define PyInt_AsLong PyLong_AsLong
108 
109 #define PyString_FromString PyUnicode_FromString
110 #define PyString_Decode PyUnicode_Decode
111 #define PyString_FromFormat PyUnicode_FromFormat
112 #define PyString_Check PyUnicode_Check
113 #endif
114 
115 #if HAVE_LIBPYTHON2_4
116 /* Py_ssize_t is not defined until 2.5.
117  Logical type for Py_ssize_t is Py_intptr_t, but that fails in 64-bit
118  compilation due to several apparent mistakes in python2.4 API, so we
119  use 'int' instead. */
120 typedef int Py_ssize_t;
121 #endif
122 
123 #ifndef PyVarObject_HEAD_INIT
124 /* Python 2.4 does not define PyVarObject_HEAD_INIT. */
125 #define PyVarObject_HEAD_INIT(type, size) \
126  PyObject_HEAD_INIT(type) size,
127 
128 #endif
129 
130 #ifndef Py_TYPE
131 /* Python 2.4 does not define Py_TYPE. */
132 #define Py_TYPE(ob) (((PyObject*)(ob))->ob_type)
133 #endif
134 
135 /* If Python.h does not define WITH_THREAD, then the various
136  GIL-related functions will not be defined. However,
137  PyGILState_STATE will be. */
138 #ifndef WITH_THREAD
139 #define PyGILState_Ensure() ((PyGILState_STATE) 0)
140 #define PyGILState_Release(ARG) ((void)(ARG))
141 #define PyEval_InitThreads()
142 #define PyThreadState_Swap(ARG) ((void)(ARG))
143 #define PyEval_ReleaseLock()
144 #endif
145 
146 /* Python supplies HAVE_LONG_LONG and some `long long' support when it
147  is available. These defines let us handle the differences more
148  cleanly. */
149 #ifdef HAVE_LONG_LONG
150 
151 #define GDB_PY_LL_ARG "L"
152 #define GDB_PY_LLU_ARG "K"
153 typedef PY_LONG_LONG gdb_py_longest;
154 typedef unsigned PY_LONG_LONG gdb_py_ulongest;
155 #define gdb_py_long_from_longest PyLong_FromLongLong
156 #define gdb_py_long_from_ulongest PyLong_FromUnsignedLongLong
157 #define gdb_py_long_as_ulongest PyLong_AsUnsignedLongLong
158 
159 #else /* HAVE_LONG_LONG */
160 
161 #define GDB_PY_LL_ARG "L"
162 #define GDB_PY_LLU_ARG "K"
163 typedef long gdb_py_longest;
164 typedef unsigned long gdb_py_ulongest;
165 #define gdb_py_long_from_longest PyLong_FromLong
166 #define gdb_py_long_from_ulongest PyLong_FromUnsignedLong
167 #define gdb_py_long_as_ulongest PyLong_AsUnsignedLong
168 
169 #endif /* HAVE_LONG_LONG */
170 
171 #if PY_VERSION_HEX < 0x03020000
172 typedef long Py_hash_t;
173 #endif
174 
175 /* Python 2.6 did not wrap Py_DECREF in 'do {...} while (0)', leading
176  to 'suggest explicit braces to avoid ambiguous ‘else’' gcc errors.
177  Wrap it ourselves, so that callers don't need to care. */
178 
179 static inline void
180 gdb_Py_DECREF (void *op) /* ARI: editCase function */
181 {
182  /* ... and Python 2.4 didn't cast OP to PyObject pointer on the
183  '(op)->ob_refcnt' references within the macro. Cast it ourselves
184  too. */
185  Py_DECREF ((PyObject *) op);
186 }
187 
188 #undef Py_DECREF
189 #define Py_DECREF(op) gdb_Py_DECREF (op)
190 
191 /* The second argument to PyObject_GetAttrString was missing the 'const'
192  qualifier in Python-2.4. Hence, we wrap it in a function to avoid errors
193  when compiled with -Werror. */
194 
195 static inline PyObject *
197  const char *attr) /* ARI: editCase function */
198 {
199  return PyObject_GetAttrString (obj, (char *) attr);
200 }
201 
202 #define PyObject_GetAttrString(obj, attr) gdb_PyObject_GetAttrString (obj, attr)
203 
204 /* The second argument to PyObject_HasAttrString was also missing the 'const'
205  qualifier in Python-2.4. Hence, we wrap it also in a function to avoid
206  errors when compiled with -Werror. */
207 
208 static inline int
210  const char *attr) /* ARI: editCase function */
211 {
212  return PyObject_HasAttrString (obj, (char *) attr);
213 }
214 
215 #define PyObject_HasAttrString(obj, attr) gdb_PyObject_HasAttrString (obj, attr)
216 
217 /* In order to be able to parse symtab_and_line_to_sal_object function
218  a real symtab_and_line structure is needed. */
219 #include "symtab.h"
220 
221 /* Also needed to parse enum var_types. */
222 #include "command.h"
223 #include "breakpoint.h"
224 
226 
227 struct block;
228 struct value;
229 struct language_defn;
230 struct program_space;
231 struct bpstats;
232 struct inferior;
233 
234 extern int gdb_python_initialized;
235 
236 extern PyObject *gdb_module;
237 extern PyObject *gdb_python_module;
238 extern PyTypeObject value_object_type
239  CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("value_object");
240 extern PyTypeObject block_object_type
241  CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF("block_object");
242 extern PyTypeObject symbol_object_type
243  CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("symbol_object");
244 extern PyTypeObject event_object_type
245  CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("event_object");
246 extern PyTypeObject stop_event_object_type
247  CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("event_object");
248 extern PyTypeObject breakpoint_object_type
249  CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("breakpoint_object");
250 extern PyTypeObject frame_object_type
251  CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("frame_object");
252 
254 {
255  PyObject_HEAD
256 
257  /* The breakpoint number according to gdb. */
258  int number;
259 
260  /* The gdb breakpoint object, or NULL if the breakpoint has been
261  deleted. */
262  struct breakpoint *bp;
263 
264  /* 1 is this is a FinishBreakpoint object, 0 otherwise. */
267 
268 /* Require that BREAKPOINT be a valid breakpoint ID; throw a Python
269  exception if it is invalid. */
270 #define BPPY_REQUIRE_VALID(Breakpoint) \
271  do { \
272  if ((Breakpoint)->bp == NULL) \
273  return PyErr_Format (PyExc_RuntimeError, \
274  _("Breakpoint %d is invalid."), \
275  (Breakpoint)->number); \
276  } while (0)
277 
278 /* Require that BREAKPOINT be a valid breakpoint ID; throw a Python
279  exception if it is invalid. This macro is for use in setter functions. */
280 #define BPPY_SET_REQUIRE_VALID(Breakpoint) \
281  do { \
282  if ((Breakpoint)->bp == NULL) \
283  { \
284  PyErr_Format (PyExc_RuntimeError, _("Breakpoint %d is invalid."), \
285  (Breakpoint)->number); \
286  return -1; \
287  } \
288  } while (0)
289 
290 
291 /* Variables used to pass information between the Breakpoint
292  constructor and the breakpoint-created hook function. */
294 
295 
296 typedef struct
297 {
298  PyObject_HEAD
299 
300  /* The thread we represent. */
302 
303  /* The Inferior object to which this thread belongs. */
304  PyObject *inf_obj;
305 } thread_object;
306 
307 extern struct cmd_list_element *set_python_list;
308 extern struct cmd_list_element *show_python_list;
309 
310 /* extension_language_script_ops "methods". */
311 
312 extern int gdbpy_auto_load_enabled (const struct extension_language_defn *);
313 
314 /* extension_language_ops "methods". */
315 
317  (const struct extension_language_defn *,
318  struct type *type, const gdb_byte *valaddr,
319  int embedded_offset, CORE_ADDR address,
320  struct ui_file *stream, int recurse,
321  const struct value *val,
322  const struct value_print_options *options,
323  const struct language_defn *language);
325  (const struct extension_language_defn *,
326  struct frame_info *frame, int flags, enum ext_lang_frame_args args_type,
327  struct ui_out *out, int frame_low, int frame_high);
328 extern void gdbpy_preserve_values (const struct extension_language_defn *,
329  struct objfile *objfile,
330  htab_t copied_types);
332  (const struct extension_language_defn *, struct breakpoint *);
333 extern int gdbpy_breakpoint_has_cond (const struct extension_language_defn *,
334  struct breakpoint *b);
335 
337  (const struct extension_language_defn *extlang, void *data);
339  (const struct extension_language_defn *extlang, void *data);
341  (const struct extension_language_defn *extlang,
342  struct type *obj_type, const char *method_name,
343  xmethod_worker_vec **dm_vec);
345  (const struct extension_language_defn *extlang,
346  struct xmethod_worker *worker,
347  int *nargs,
348  struct type ***arg_types);
350  (const struct extension_language_defn *extlang,
351  struct xmethod_worker *worker,
352  struct value *object, struct value **args, int nargs,
353  struct type **result_type);
354 extern struct value *gdbpy_invoke_xmethod
355  (const struct extension_language_defn *extlang,
356  struct xmethod_worker *worker,
357  struct value *obj, struct value **args, int nargs);
358 
359 PyObject *gdbpy_history (PyObject *self, PyObject *args);
360 PyObject *gdbpy_breakpoints (PyObject *, PyObject *);
361 PyObject *gdbpy_frame_stop_reason_string (PyObject *, PyObject *);
362 PyObject *gdbpy_lookup_symbol (PyObject *self, PyObject *args, PyObject *kw);
363 PyObject *gdbpy_lookup_global_symbol (PyObject *self, PyObject *args,
364  PyObject *kw);
365 PyObject *gdbpy_newest_frame (PyObject *self, PyObject *args);
366 PyObject *gdbpy_selected_frame (PyObject *self, PyObject *args);
367 PyObject *gdbpy_block_for_pc (PyObject *self, PyObject *args);
368 PyObject *gdbpy_lookup_type (PyObject *self, PyObject *args, PyObject *kw);
369 int gdbpy_is_field (PyObject *obj);
370 PyObject *gdbpy_create_lazy_string_object (CORE_ADDR address, long length,
371  const char *encoding,
372  struct type *type);
373 PyObject *gdbpy_inferiors (PyObject *unused, PyObject *unused2);
375 PyObject *gdbpy_selected_thread (PyObject *self, PyObject *args);
376 PyObject *gdbpy_selected_inferior (PyObject *self, PyObject *args);
377 PyObject *gdbpy_string_to_argv (PyObject *self, PyObject *args);
378 PyObject *gdbpy_parameter (PyObject *self, PyObject *args);
379 PyObject *gdbpy_parameter_value (enum var_types type, void *var);
380 char *gdbpy_parse_command_name (const char *name,
381  struct cmd_list_element ***base_list,
382  struct cmd_list_element **start_list);
383 
384 PyObject *symtab_and_line_to_sal_object (struct symtab_and_line sal);
385 PyObject *symtab_to_symtab_object (struct symtab *symtab);
386 PyObject *symbol_to_symbol_object (struct symbol *sym);
387 PyObject *block_to_block_object (const struct block *block,
388  struct objfile *objfile);
389 PyObject *value_to_value_object (struct value *v);
390 PyObject *type_to_type_object (struct type *);
391 PyObject *frame_info_to_frame_object (struct frame_info *frame);
392 PyObject *symtab_to_linetable_object (PyObject *symtab);
393 PyObject *pspace_to_pspace_object (struct program_space *)
394  CPYCHECKER_RETURNS_BORROWED_REF;
395 PyObject *pspy_get_printers (PyObject *, void *);
396 PyObject *pspy_get_frame_filters (PyObject *, void *);
397 PyObject *pspy_get_frame_unwinders (PyObject *, void *);
398 PyObject *pspy_get_xmethods (PyObject *, void *);
399 
400 PyObject *objfile_to_objfile_object (struct objfile *)
401  CPYCHECKER_RETURNS_BORROWED_REF;
402 PyObject *objfpy_get_printers (PyObject *, void *);
403 PyObject *objfpy_get_frame_filters (PyObject *, void *);
404 PyObject *objfpy_get_frame_unwinders (PyObject *, void *);
405 PyObject *objfpy_get_xmethods (PyObject *, void *);
406 PyObject *gdbpy_lookup_objfile (PyObject *self, PyObject *args, PyObject *kw);
407 
408 PyObject *gdbarch_to_arch_object (struct gdbarch *gdbarch);
409 
412  CPYCHECKER_RETURNS_BORROWED_REF;
413 PyObject *find_inferior_object (int pid);
414 PyObject *inferior_to_inferior_object (struct inferior *inferior);
415 
416 const struct block *block_object_to_block (PyObject *obj);
417 struct symbol *symbol_object_to_symbol (PyObject *obj);
418 struct value *value_object_to_value (PyObject *self);
419 struct value *convert_value_from_python (PyObject *obj);
420 struct type *type_object_to_type (PyObject *obj);
421 struct symtab *symtab_object_to_symtab (PyObject *obj);
422 struct symtab_and_line *sal_object_to_symtab_and_line (PyObject *obj);
423 struct frame_info *frame_object_to_frame_info (PyObject *frame_obj);
424 struct gdbarch *arch_object_to_gdbarch (PyObject *obj);
425 
428  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
429 int gdbpy_initialize_values (void)
430  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
431 int gdbpy_initialize_frames (void)
432  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
433 int gdbpy_initialize_symtabs (void)
434  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
435 int gdbpy_initialize_commands (void)
436  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
437 int gdbpy_initialize_symbols (void)
438  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
439 int gdbpy_initialize_symtabs (void)
440  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
441 int gdbpy_initialize_blocks (void)
442  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
443 int gdbpy_initialize_types (void)
444  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
446  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
447 int gdbpy_initialize_pspace (void)
448  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
449 int gdbpy_initialize_objfile (void)
450  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
452  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
454  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
456  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
458  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
460  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
461 int gdbpy_initialize_thread (void)
462  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
463 int gdbpy_initialize_inferior (void)
464  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
466  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
467 int gdbpy_initialize_event (void)
468  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
470  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
472  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
474  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
476  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
478  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
480  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
482  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
484  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
486  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
488  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
490  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
492  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
494  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
495 int gdbpy_initialize_arch (void)
496  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
497 int gdbpy_initialize_xmethods (void)
498  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
499 int gdbpy_initialize_unwind (void)
500  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
501 
502 struct cleanup *make_cleanup_py_decref (PyObject *py);
503 struct cleanup *make_cleanup_py_xdecref (PyObject *py);
504 
505 struct cleanup *ensure_python_env (struct gdbarch *gdbarch,
506  const struct language_defn *language);
507 
508 extern struct gdbarch *python_gdbarch;
509 extern const struct language_defn *python_language;
510 
511 /* Use this after a TRY_EXCEPT to throw the appropriate Python
512  exception. */
513 #define GDB_PY_HANDLE_EXCEPTION(Exception) \
514  do { \
515  if (Exception.reason < 0) \
516  { \
517  gdbpy_convert_exception (Exception); \
518  return NULL; \
519  } \
520  } while (0)
521 
522 /* Use this after a TRY_EXCEPT to throw the appropriate Python
523  exception. This macro is for use inside setter functions. */
524 #define GDB_PY_SET_HANDLE_EXCEPTION(Exception) \
525  do { \
526  if (Exception.reason < 0) \
527  { \
528  gdbpy_convert_exception (Exception); \
529  return -1; \
530  } \
531  } while (0)
532 
533 int gdbpy_print_python_errors_p (void);
534 void gdbpy_print_stack (void);
535 
536 PyObject *python_string_to_unicode (PyObject *obj);
537 char *unicode_to_target_string (PyObject *unicode_str);
538 char *python_string_to_target_string (PyObject *obj);
539 PyObject *python_string_to_target_python_string (PyObject *obj);
540 char *python_string_to_host_string (PyObject *obj);
541 int gdbpy_is_string (PyObject *obj);
542 char *gdbpy_obj_to_string (PyObject *obj);
543 char *gdbpy_exception_to_string (PyObject *ptype, PyObject *pvalue);
544 
545 int gdbpy_is_lazy_string (PyObject *result);
546 void gdbpy_extract_lazy_string (PyObject *string, CORE_ADDR *addr,
547  struct type **str_type,
548  long *length, char **encoding);
549 
550 int gdbpy_is_value_object (PyObject *obj);
551 
552 /* Note that these are declared here, and not in python.h with the
553  other pretty-printer functions, because they refer to PyObject. */
554 PyObject *apply_varobj_pretty_printer (PyObject *print_obj,
555  struct value **replacement,
556  struct ui_file *stream);
557 PyObject *gdbpy_get_varobj_pretty_printer (struct value *value);
558 char *gdbpy_get_display_hint (PyObject *printer);
559 PyObject *gdbpy_default_visualizer (PyObject *self, PyObject *args);
560 
563 
564 extern PyObject *gdbpy_doc_cst;
565 extern PyObject *gdbpy_children_cst;
566 extern PyObject *gdbpy_to_string_cst;
567 extern PyObject *gdbpy_display_hint_cst;
568 extern PyObject *gdbpy_enabled_cst;
569 extern PyObject *gdbpy_value_cst;
570 
571 /* Exception types. */
572 extern PyObject *gdbpy_gdb_error;
573 extern PyObject *gdbpy_gdb_memory_error;
574 extern PyObject *gdbpy_gdberror_exc;
575 
576 extern void gdbpy_convert_exception (struct gdb_exception)
577  CPYCHECKER_SETS_EXCEPTION;
578 
579 int get_addr_from_python (PyObject *obj, CORE_ADDR *addr)
580  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
581 
582 PyObject *gdb_py_object_from_longest (LONGEST l);
584 int gdb_py_int_as_long (PyObject *, long *);
585 
586 PyObject *gdb_py_generic_dict (PyObject *self, void *closure);
587 
588 int gdb_pymodule_addobject (PyObject *module, const char *name,
589  PyObject *object)
590  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
591 
592 struct varobj_iter;
593 struct varobj;
594 struct varobj_iter *py_varobj_get_iterator (struct varobj *var,
595  PyObject *printer);
596 
597 #endif /* GDB_PYTHON_INTERNAL_H */
PyObject * objfpy_get_xmethods(PyObject *, void *)
Definition: py-objfile.c:380
int gdbpy_initialize_lazy_string(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
#define Py_DECREF(op)
int gdbpy_initialize_signal_event(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
PyObject * gdbpy_block_for_pc(PyObject *self, PyObject *args)
Definition: py-block.c:371
#define PyObject_GetAttrString(obj, attr)
int gdbpy_initialize_inferior_call_post_event(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
const struct block * block_object_to_block(PyObject *obj)
Definition: py-block.c:284
PyObject * gdb_python_module
Definition: python.c:113
int gdbpy_breakpoint_has_cond(const struct extension_language_defn *, struct breakpoint *b)
PyObject * gdbpy_selected_thread(PyObject *self, PyObject *args)
Definition: py-infthread.c:257
PyTypeObject value_object_type
Definition: py-value.c:1817
int gdbpy_initialize_finishbreakpoints(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
int gdbpy_is_field(PyObject *obj)
Definition: py-type.c:151
struct value * convert_value_from_python(PyObject *obj)
Definition: py-value.c:1559
PyObject * gdbpy_value_cst
Definition: python.c:121
char * gdbpy_obj_to_string(PyObject *obj)
Definition: py-utils.c:242
bfd_vma CORE_ADDR
Definition: common-types.h:41
ext_lang_bp_stop
Definition: extension.h:129
int gdbpy_initialize_blocks(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-block.c:430
ext_lang_rc
int gdbpy_initialize_memory_changed_event(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
struct type ** const(pascal_builtin_types[])
PyObject * symtab_to_symtab_object(struct symtab *symtab)
Definition: py-symtab.c:421
int gdbpy_is_string(PyObject *obj)
Definition: py-utils.c:228
unsigned long gdb_py_ulongest
PyTypeObject block_object_type
Definition: py-block.c:481
PyObject * gdbpy_to_string_cst
Definition: python.c:116
struct cmd_list_element * set_python_list
PyObject * gdb_py_object_from_ulongest(ULONGEST l)
Definition: py-utils.c:382
PyObject * gdbpy_lookup_type(PyObject *self, PyObject *args, PyObject *kw)
Definition: py-type.c:1405
PyObject * gdbpy_newest_frame(PyObject *self, PyObject *args)
Definition: py-frame.c:612
int gdbpy_initialize_linetable(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-linetable.c:324
static void gdb_Py_DECREF(void *op)
struct gdbarch * arch_object_to_gdbarch(PyObject *obj)
Definition: py-arch.c:68
int gdbpy_is_value_object(PyObject *obj)
Definition: py-value.c:1700
struct type * type_object_to_type(PyObject *obj)
Definition: py-type.c:1394
struct gdbpy_breakpoint_object gdbpy_breakpoint_object
PyObject * gdbpy_get_varobj_pretty_printer(struct value *value)
PyObject * gdbpy_display_hint_cst
Definition: python.c:118
void gdbpy_extract_lazy_string(PyObject *string, CORE_ADDR *addr, struct type **str_type, long *length, char **encoding)
PyTypeObject frame_object_type
Definition: py-frame.c:781
PyObject * gdbpy_default_visualizer(PyObject *self, PyObject *args)
PyObject * pspy_get_frame_unwinders(PyObject *, void *)
Definition: py-progspace.c:226
long gdb_py_longest
PyObject * pspy_get_frame_filters(PyObject *, void *)
Definition: py-progspace.c:185
PyObject * symtab_to_linetable_object(PyObject *symtab)
Definition: py-linetable.c:85
enum ext_lang_rc gdbpy_get_xmethod_result_type(const struct extension_language_defn *extlang, struct xmethod_worker *worker, struct value *object, struct value **args, int nargs, struct type **result_type)
Definition: py-xmethods.c:510
var_types
Definition: command.h:60
Definition: ui-out.c:99
PyObject * symtab_and_line_to_sal_object(struct symtab_and_line sal)
Definition: py-symtab.c:435
PyObject * gdb_py_object_from_longest(LONGEST l)
Definition: py-utils.c:360
PyObject * inf_obj
int gdbpy_initialize_register_changed_event(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: ptid.h:35
ext_lang_bt_status
Definition: extension.h:69
PyObject * inferior_to_inferior_object(struct inferior *inferior)
Definition: py-inferior.c:241
int gdbpy_initialize_continue_event(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
char * unicode_to_target_string(PyObject *unicode_str)
Definition: py-utils.c:149
int gdbpy_is_lazy_string(PyObject *result)
PyTypeObject symbol_object_type
Definition: py-symbol.c:599
void bpfinishpy_post_stop_hook(struct gdbpy_breakpoint_object *bp_obj)
mach_port_t kern_return_t mach_port_t msgports mach_port_t kern_return_t pid_t pid mach_port_t kern_return_t mach_port_t task mach_port_t kern_return_t int flags
Definition: gnu-nat.c:1885
void gdbpy_initialize_gdb_readline(void)
int gdb_pymodule_addobject(PyObject *module, const char *name, PyObject *object) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-utils.c:437
PyObject * gdbpy_inferiors(PyObject *unused, PyObject *unused2)
Definition: py-inferior.c:478
PyObject * gdbpy_doc_cst
Definition: python.c:119
PyObject * type_to_type_object(struct type *)
Definition: py-type.c:1382
#define CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF(ARG)
int gdbpy_initialize_breakpoints(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
PyObject * objfile_to_objfile_object(struct objfile *) CPYCHECKER_RETURNS_BORROWED_REF
Definition: py-objfile.c:632
PyObject * python_string_to_target_python_string(PyObject *obj)
Definition: py-utils.c:191
enum ext_lang_rc gdbpy_get_xmethod_arg_types(const struct extension_language_defn *extlang, struct xmethod_worker *worker, int *nargs, struct type ***arg_types)
Definition: py-xmethods.c:378
PyObject * gdbpy_parameter(PyObject *self, PyObject *args)
Definition: python.c:566
void gdbpy_convert_exception(struct gdb_exception) CPYCHECKER_SETS_EXCEPTION
Definition: py-utils.c:295
PyObject * gdbpy_enabled_cst
Definition: python.c:120
PyObject * gdbpy_gdb_error
Definition: python.c:127
int gdbpy_initialize_py_events(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-evts.c:56
void bpfinishpy_pre_stop_hook(struct gdbpy_breakpoint_object *bp_obj)
int gdbpy_initialize_objfile(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-objfile.c:657
struct value * gdbpy_invoke_xmethod(const struct extension_language_defn *extlang, struct xmethod_worker *worker, struct value *obj, struct value **args, int nargs)
Definition: py-xmethods.c:610
int gdbpy_initialize_event(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-event.c:64
PyObject * find_inferior_object(int pid)
Definition: py-inferior.c:269
int get_addr_from_python(PyObject *obj, CORE_ADDR *addr) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-utils.c:315
int gdbpy_auto_load_enabled(const struct extension_language_defn *)
Definition: py-auto-load.c:47
PyObject * objfpy_get_printers(PyObject *, void *)
Definition: py-objfile.c:246
ext_lang_frame_args
Definition: extension.h:108
int gdbpy_initialize_exited_event(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
int gdbpy_print_python_errors_p(void)
Definition: python.c:1189
int gdbpy_initialize_frames(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-frame.c:703
enum ext_lang_bt_status gdbpy_apply_frame_filter(const struct extension_language_defn *, struct frame_info *frame, int flags, enum ext_lang_frame_args args_type, struct ui_out *out, int frame_low, int frame_high)
PyObject * gdbpy_parameter_value(enum var_types type, void *var)
Definition: python.c:504
PyObject * gdbpy_selected_inferior(PyObject *self, PyObject *args)
Definition: py-inferior.c:866
int gdbpy_initialize_values(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-value.c:1706
PyObject * block_to_block_object(const struct block *block, struct objfile *objfile)
Definition: py-block.c:271
PyObject * pspace_to_pspace_object(struct program_space *) CPYCHECKER_RETURNS_BORROWED_REF
Definition: py-progspace.c:350
Definition: gdbtypes.h:749
PyObject * gdbpy_lookup_objfile(PyObject *self, PyObject *args, PyObject *kw)
Definition: py-objfile.c:564
static int gdb_PyObject_HasAttrString(PyObject *obj, const char *attr)
PyObject * gdbpy_history(PyObject *self, PyObject *args)
Definition: py-value.c:1676
struct symtab_and_line * sal_object_to_symtab_and_line(PyObject *obj)
Definition: py-symtab.c:456
struct cleanup * ensure_python_env(struct gdbarch *gdbarch, const struct language_defn *language)
Definition: python.c:247
int gdbpy_initialize_unwind(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-unwind.c:660
PyObject * gdbpy_breakpoints(PyObject *, PyObject *)
int gdbpy_initialize_symtabs(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-symtab.c:521
PyObject * gdbpy_create_lazy_string_object(CORE_ADDR address, long length, const char *encoding, struct type *type)
PyObject * gdbpy_gdberror_exc
Definition: python.c:124
char * python_string_to_host_string(PyObject *obj)
Definition: py-utils.c:210
PyObject * gdbpy_create_ptid_object(ptid_t ptid)
Definition: py-infthread.c:232
PyObject * gdbpy_lookup_global_symbol(PyObject *self, PyObject *args, PyObject *kw)
Definition: py-symbol.c:438
int gdb_python_initialized
Definition: python.c:104
int gdb_py_int_as_long(PyObject *, long *)
Definition: py-utils.c:407
char * python_string_to_target_string(PyObject *obj)
Definition: py-utils.c:171
int gdbpy_initialize_parameters(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-param.c:754
enum ext_lang_bp_stop gdbpy_breakpoint_cond_says_stop(const struct extension_language_defn *, struct breakpoint *)
char * gdbpy_parse_command_name(const char *name, struct cmd_list_element ***base_list, struct cmd_list_element **start_list)
Definition: py-cmd.c:428
PyObject * value_to_value_object(struct value *v)
Definition: py-value.c:1523
Definition: symtab.h:925
PyObject * apply_varobj_pretty_printer(PyObject *print_obj, struct value **replacement, struct ui_file *stream)
static char encoding[]
Definition: remote-mips.c:2988
struct cmd_list_element * show_python_list
PyObject_HEAD struct thread_info * thread
Definition: block.h:60
Definition: value.c:172
struct breakpoint * bp
PyObject * gdbpy_string_to_argv(PyObject *self, PyObject *args)
Definition: py-cmd.c:786
struct symtab * symtab_object_to_symtab(PyObject *obj)
Definition: py-symtab.c:465
PyObject * symbol_to_symbol_object(struct symbol *sym)
Definition: py-symbol.c:319
PyObject * pspy_get_xmethods(PyObject *, void *)
Definition: py-progspace.c:279
thread_object * find_thread_object(ptid_t ptid) CPYCHECKER_RETURNS_BORROWED_REF
Definition: py-inferior.c:280
int gdbpy_initialize_eventregistry(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
int gdbpy_initialize_thread(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-infthread.c:272
int gdbpy_initialize_inferior(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-inferior.c:872
bfd_byte gdb_byte
Definition: common-types.h:38
int gdbpy_initialize_functions(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-function.c:203
PyTypeObject breakpoint_object_type
int gdbpy_initialize_types(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-type.c:1436
void gdbpy_free_xmethod_worker_data(const struct extension_language_defn *extlang, void *data)
Definition: py-xmethods.c:54
PyObject * gdbpy_children_cst
Definition: python.c:117
PyObject_HEAD int number
int gdbpy_initialize_breakpoint_event(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
int gdbpy_initialize_auto_load(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-auto-load.c:61
enum ext_lang_rc gdbpy_apply_val_pretty_printer(const struct extension_language_defn *, struct type *type, const gdb_byte *valaddr, int embedded_offset, CORE_ADDR address, struct ui_file *stream, int recurse, const struct value *val, const struct value_print_options *options, const struct language_defn *language)
gdbpy_breakpoint_object * bppy_pending_object
Definition: py-breakpoint.c:39
long Py_hash_t
PyObject * objfpy_get_frame_filters(PyObject *, void *)
Definition: py-objfile.c:286
PyObject * gdbarch_to_arch_object(struct gdbarch *gdbarch)
Definition: py-arch.c:80
char * gdbpy_get_display_hint(PyObject *printer)
PyTypeObject event_object_type
Definition: py-event.c:143
PyObject * objfpy_get_frame_unwinders(PyObject *, void *)
Definition: py-objfile.c:327
int gdbpy_initialize_xmethods(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-xmethods.c:728
void gdbpy_print_stack(void)
Definition: python.c:1199
enum ext_lang_rc gdbpy_get_matching_xmethod_workers(const struct extension_language_defn *extlang, struct type *obj_type, const char *method_name, xmethod_worker_vec **dm_vec)
Definition: py-xmethods.c:163
PyObject * gdbpy_frame_stop_reason_string(PyObject *, PyObject *)
Definition: py-frame.c:654
gdbpy_iter_kind
int gdbpy_initialize_inferior_call_pre_event(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
PyObject * gdbpy_lookup_symbol(PyObject *self, PyObject *args, PyObject *kw)
Definition: py-symbol.c:365
PyObject * gdbpy_gdb_memory_error
Definition: python.c:130
PyObject * pspy_get_printers(PyObject *, void *)
Definition: py-progspace.c:145
unsigned long long ULONGEST
Definition: common-types.h:53
PyObject * gdbpy_selected_frame(PyObject *self, PyObject *args)
Definition: py-frame.c:633
int gdbpy_initialize_stop_event(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: symtab.h:703
PyObject * gdb_module
Definition: python.c:112
struct cleanup * make_cleanup_py_xdecref(PyObject *py)
Definition: py-utils.c:63
static PyObject * gdb_PyObject_GetAttrString(PyObject *obj, const char *attr)
void * gdbpy_clone_xmethod_worker_data(const struct extension_language_defn *extlang, void *data)
Definition: py-xmethods.c:75
int gdbpy_initialize_symbols(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-symbol.c:497
struct symbol * symbol_object_to_symbol(PyObject *obj)
Definition: py-symbol.c:332
int gdbpy_initialize_commands(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-cmd.c:676
CORE_ADDR address
Definition: value.c:216
struct frame_info * frame_object_to_frame_info(PyObject *frame_obj)
Definition: py-frame.c:62
char * gdbpy_exception_to_string(PyObject *ptype, PyObject *pvalue)
Definition: py-utils.c:268
int gdbpy_initialize_pspace(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-progspace.c:375
int gdbpy_initialize_new_objfile_event(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
int gdbpy_initialize_clear_objfiles_event(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
PyObject * gdb_py_generic_dict(PyObject *self, void *closure)
Definition: py-utils.c:420
int gdbpy_initialize_thread_event(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
PyObject * frame_info_to_frame_object(struct frame_info *frame)
Definition: py-frame.c:363
PyObject * python_string_to_unicode(PyObject *obj)
Definition: py-utils.c:80
thread_object * create_thread_object(struct thread_info *tp)
Definition: py-infthread.c:40
void gdbpy_preserve_values(const struct extension_language_defn *, struct objfile *objfile, htab_t copied_types)
Definition: py-value.c:162
struct varobj_iter * py_varobj_get_iterator(struct varobj *var, PyObject *printer)
Definition: py-varobj.c:168
#define PyObject_HasAttrString(obj, attr)
long long LONGEST
Definition: common-types.h:52
struct cleanup * make_cleanup_py_decref(PyObject *py)
Definition: py-utils.c:41
struct value * value_object_to_value(PyObject *self)
Definition: py-value.c:1544
int gdbpy_initialize_arch(void) CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
Definition: py-arch.c:261