1 /* Copyright (C) 2011-2013 Free Software Foundation, Inc.
2 
3    This file is part of GDB.
4 
5    This program is free software; you can redistribute it and/or modify
6    it under the terms of the GNU General Public License as published by
7    the Free Software Foundation; either version 3 of the License, or
8    (at your option) any later version.
9 
10    This program is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13    GNU General Public License for more details.
14 
15    You should have received a copy of the GNU General Public License
16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
17 
18 #ifndef COMMON_LINUX_PTRACE_H
19 #define COMMON_LINUX_PTRACE_H
20 
21 struct buffer;
22 
23 #include <sys/ptrace.h>
24 
25 #ifndef PTRACE_GETSIGINFO
26 # define PTRACE_GETSIGINFO 0x4202
27 # define PTRACE_SETSIGINFO 0x4203
28 #endif /* PTRACE_GETSIGINF */
29 
30 /* If the system headers did not provide the constants, hard-code the normal
31    values.  */
32 #ifndef PTRACE_EVENT_FORK
33 
34 #define PTRACE_SETOPTIONS	0x4200
35 #define PTRACE_GETEVENTMSG	0x4201
36 
37 /* options set using PTRACE_SETOPTIONS */
38 #define PTRACE_O_TRACESYSGOOD	0x00000001
39 #define PTRACE_O_TRACEFORK	0x00000002
40 #define PTRACE_O_TRACEVFORK	0x00000004
41 #define PTRACE_O_TRACECLONE	0x00000008
42 #define PTRACE_O_TRACEEXEC	0x00000010
43 #define PTRACE_O_TRACEVFORKDONE	0x00000020
44 #define PTRACE_O_TRACEEXIT	0x00000040
45 
46 /* Wait extended result codes for the above trace options.  */
47 #define PTRACE_EVENT_FORK	1
48 #define PTRACE_EVENT_VFORK	2
49 #define PTRACE_EVENT_CLONE	3
50 #define PTRACE_EVENT_EXEC	4
51 #define PTRACE_EVENT_VFORK_DONE	5
52 #define PTRACE_EVENT_EXIT	6
53 
54 #endif /* PTRACE_EVENT_FORK */
55 
56 #if (defined __bfin__ || defined __frv__ || defined __sh__) \
57     && !defined PTRACE_GETFDPIC
58 #define PTRACE_GETFDPIC		31
59 #define PTRACE_GETFDPIC_EXEC	0
60 #define PTRACE_GETFDPIC_INTERP	1
61 #endif
62 
63 /* We can't always assume that this flag is available, but all systems
64    with the ptrace event handlers also have __WALL, so it's safe to use
65    in some contexts.  */
66 #ifndef __WALL
67 #define __WALL          0x40000000 /* Wait for any child.  */
68 #endif
69 
70 extern void linux_ptrace_attach_warnings (pid_t pid, struct buffer *buffer);
71 extern void linux_ptrace_init_warnings (void);
72 
73 #endif /* COMMON_LINUX_PTRACE_H */
74