1 /* Python interface to record targets.
3 Copyright 2016-2017 Free Software Foundation, Inc.
5 This file is part of GDB.
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.
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.
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/>. */
23 #include "python-internal.h"
24 #include "py-record-btrace.h"
25 #include "py-record-full.h"
28 /* Python Record object. */
34 /* The ptid this object refers to. */
37 /* The current recording method. */
38 enum record_method method;
39 } recpy_record_object;
41 /* Python Record type. */
43 static PyTypeObject recpy_record_type = {
44 PyVarObject_HEAD_INIT (NULL, 0)
47 /* Implementation of record.ptid. */
50 recpy_ptid (PyObject *self, void* closure)
52 const recpy_record_object * const obj = (recpy_record_object *) self;
54 return gdbpy_create_ptid_object (obj->ptid);
57 /* Implementation of record.method. */
60 recpy_method (PyObject *self, void* closure)
62 const recpy_record_object * const obj = (recpy_record_object *) self;
64 if (obj->method == RECORD_METHOD_FULL)
65 return recpy_full_method (self, closure);
67 if (obj->method == RECORD_METHOD_BTRACE)
68 return recpy_bt_method (self, closure);
70 return PyErr_Format (PyExc_NotImplementedError, _("Not implemented."));
73 /* Implementation of record.format. */
76 recpy_format (PyObject *self, void* closure)
78 const recpy_record_object * const obj = (recpy_record_object *) self;
80 if (obj->method == RECORD_METHOD_FULL)
81 return recpy_full_format (self, closure);
83 if (obj->method == RECORD_METHOD_BTRACE)
84 return recpy_bt_format (self, closure);
86 return PyErr_Format (PyExc_NotImplementedError, _("Not implemented."));
89 /* Implementation of record.goto (instruction) -> None. */
92 recpy_goto (PyObject *self, PyObject *value)
94 const recpy_record_object * const obj = (recpy_record_object *) self;
96 if (obj->method == RECORD_METHOD_BTRACE)
97 return recpy_bt_goto (self, value);
99 return PyErr_Format (PyExc_NotImplementedError, _("Not implemented."));
102 /* Implementation of record.replay_position [instruction] */
105 recpy_replay_position (PyObject *self, void *closure)
107 const recpy_record_object * const obj = (recpy_record_object *) self;
109 if (obj->method == RECORD_METHOD_BTRACE)
110 return recpy_bt_replay_position (self, closure);
112 return PyErr_Format (PyExc_NotImplementedError, _("Not implemented."));
115 /* Implementation of record.instruction_history [list]. */
118 recpy_instruction_history (PyObject *self, void* closure)
120 const recpy_record_object * const obj = (recpy_record_object *) self;
122 if (obj->method == RECORD_METHOD_BTRACE)
123 return recpy_bt_instruction_history (self, closure);
125 return PyErr_Format (PyExc_NotImplementedError, _("Not implemented."));
128 /* Implementation of record.function_call_history [list]. */
131 recpy_function_call_history (PyObject *self, void* closure)
133 const recpy_record_object * const obj = (recpy_record_object *) self;
135 if (obj->method == RECORD_METHOD_BTRACE)
136 return recpy_bt_function_call_history (self, closure);
138 return PyErr_Format (PyExc_NotImplementedError, _("Not implemented."));
141 /* Implementation of record.begin [instruction]. */
144 recpy_begin (PyObject *self, void* closure)
146 const recpy_record_object * const obj = (recpy_record_object *) self;
148 if (obj->method == RECORD_METHOD_BTRACE)
149 return recpy_bt_begin (self, closure);
151 return PyErr_Format (PyExc_NotImplementedError, _("Not implemented."));
154 /* Implementation of record.end [instruction]. */
157 recpy_end (PyObject *self, void* closure)
159 const recpy_record_object * const obj = (recpy_record_object *) self;
161 if (obj->method == RECORD_METHOD_BTRACE)
162 return recpy_bt_end (self, closure);
164 return PyErr_Format (PyExc_NotImplementedError, _("Not implemented."));
167 /* Record method list. */
169 static PyMethodDef recpy_record_methods[] = {
170 { "goto", recpy_goto, METH_VARARGS,
171 "goto (instruction|function_call) -> None.\n\
172 Rewind to given location."},
176 /* Record member list. */
178 static PyGetSetDef recpy_record_getset[] = {
179 { "ptid", recpy_ptid, NULL, "Current thread.", NULL },
180 { "method", recpy_method, NULL, "Current recording method.", NULL },
181 { "format", recpy_format, NULL, "Current recording format.", NULL },
182 { "replay_position", recpy_replay_position, NULL, "Current replay position.",
184 { "instruction_history", recpy_instruction_history, NULL,
185 "List of instructions in current recording.", NULL },
186 { "function_call_history", recpy_function_call_history, NULL,
187 "List of function calls in current recording.", NULL },
188 { "begin", recpy_begin, NULL,
189 "First instruction in current recording.", NULL },
190 { "end", recpy_end, NULL,
191 "One past the last instruction in current recording. This is typically \
192 the current instruction and is used for e.g. record.goto (record.end).", NULL },
196 /* Sets up the record API in the gdb module. */
199 gdbpy_initialize_record (void)
201 recpy_record_type.tp_new = PyType_GenericNew;
202 recpy_record_type.tp_flags = Py_TPFLAGS_DEFAULT;
203 recpy_record_type.tp_basicsize = sizeof (recpy_record_object);
204 recpy_record_type.tp_name = "gdb.Record";
205 recpy_record_type.tp_doc = "GDB record object";
206 recpy_record_type.tp_methods = recpy_record_methods;
207 recpy_record_type.tp_getset = recpy_record_getset;
209 return PyType_Ready (&recpy_record_type);
212 /* Implementation of gdb.start_recording (method) -> gdb.Record. */
215 gdbpy_start_recording (PyObject *self, PyObject *args)
217 const char *method = NULL;
218 const char *format = NULL;
219 PyObject *ret = NULL;
221 if (!PyArg_ParseTuple (args, "|ss", &method, &format))
226 record_start (method, format, 0);
227 ret = gdbpy_current_recording (self, args);
229 CATCH (except, RETURN_MASK_ALL)
231 gdbpy_convert_exception (except);
238 /* Implementation of gdb.current_recording (self) -> gdb.Record. */
241 gdbpy_current_recording (PyObject *self, PyObject *args)
243 recpy_record_object *ret = NULL;
245 if (find_record_target () == NULL)
248 ret = PyObject_New (recpy_record_object, &recpy_record_type);
249 ret->ptid = inferior_ptid;
250 ret->method = target_record_method (inferior_ptid);
252 return (PyObject *) ret;
255 /* Implementation of gdb.stop_recording (self) -> None. */
258 gdbpy_stop_recording (PyObject *self, PyObject *args)
260 PyObject *ret = NULL;
268 CATCH (except, RETURN_MASK_ALL)
270 gdbpy_convert_exception (except);