1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
/* Low level child interface to ptrace.
Copyright (C) 2004-2019 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef INF_PTRACE_H
#define INF_PTRACE_H
#include "inf-child.h"
/* An abstract prototype ptrace target. The client can override it
with local methods. */
struct inf_ptrace_target : public inf_child_target
{
~inf_ptrace_target () override = 0;
void attach (const char *, int) override;
void detach (inferior *inf, int) override;
void resume (ptid_t, int, enum gdb_signal) override;
ptid_t wait (ptid_t, struct target_waitstatus *, int) override;
void files_info () override;
void kill () override;
void create_inferior (const char *, const std::string &,
char **, int) override;
#ifdef PT_GET_PROCESS_STATE
int follow_fork (int, int) override;
int insert_fork_catchpoint (int) override;
int remove_fork_catchpoint (int) override;
void post_startup_inferior (ptid_t) override;
void post_attach (int) override;
#endif
void mourn_inferior () override;
bool thread_alive (ptid_t ptid) override;
const char *pid_to_str (ptid_t) override;
enum target_xfer_status xfer_partial (enum target_object object,
const char *annex,
gdb_byte *readbuf,
const gdb_byte *writebuf,
ULONGEST offset, ULONGEST len,
ULONGEST *xfered_len) override;
#if defined (PT_IO) && defined (PIOD_READ_AUXV)
int auxv_parse (gdb_byte **readptr,
gdb_byte *endptr, CORE_ADDR *typep, CORE_ADDR *valp) override;
#endif
protected:
/* Cleanup the inferior after a successful ptrace detach. */
void detach_success (inferior *inf);
};
/* Return which PID to pass to ptrace in order to observe/control the
tracee identified by PTID. */
extern pid_t get_ptrace_pid (ptid_t);
#endif
|
