1 /*
2  * Copyright (c) 1991, 1992 Paul Kranenburg <pk@cs.few.eur.nl>
3  * Copyright (c) 1993 Branko Lankester <branko@hacktic.nl>
4  * Copyright (c) 1993-1996 Rick Sladkey <jrs@world.std.com>
5  * Copyright (c) 2004 Roland McGrath <roland@redhat.com>
6  * Copyright (c) 2010 Wang Chao <wang.chao@cn.fujitsu.com>
7  * Copyright (c) 2011-2013 Denys Vlasenko <vda.linux@googlemail.com>
8  * Copyright (c) 2011-2015 Dmitry V. Levin <ldv@altlinux.org>
9  * Copyright (c) 2013 Ali Polatel <alip@exherbo.org>
10  * Copyright (c) 2015 Mike Frysinger <vapier@gentoo.org>
11  * All rights reserved.
12  *
13  * Redistribution and use in source and binary forms, with or without
14  * modification, are permitted provided that the following conditions
15  * are met:
16  * 1. Redistributions of source code must retain the above copyright
17  *    notice, this list of conditions and the following disclaimer.
18  * 2. Redistributions in binary form must reproduce the above copyright
19  *    notice, this list of conditions and the following disclaimer in the
20  *    documentation and/or other materials provided with the distribution.
21  * 3. The name of the author may not be used to endorse or promote products
22  *    derived from this software without specific prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
25  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
26  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
27  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
28  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
29  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
30  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
33  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34  */
35 
36 #ifdef NEED_PTRACE_PROTOTYPE_WORKAROUND
37 # define ptrace xptrace
38 # include <sys/ptrace.h>
39 # undef ptrace
40 extern long ptrace(int, int, char *, long);
41 #else
42 # include <sys/ptrace.h>
43 #endif
44 
45 #ifdef HAVE_STRUCT_IA64_FPREG
46 # define ia64_fpreg XXX_ia64_fpreg
47 #endif
48 #ifdef HAVE_STRUCT_PT_ALL_USER_REGS
49 # define pt_all_user_regs XXX_pt_all_user_regs
50 #endif
51 #ifdef HAVE_STRUCT_PTRACE_PEEKSIGINFO_ARGS
52 # define ptrace_peeksiginfo_args XXX_ptrace_peeksiginfo_args
53 #endif
54 
55 #include <linux/ptrace.h>
56 
57 #ifdef HAVE_STRUCT_IA64_FPREG
58 # undef ia64_fpreg
59 #endif
60 #ifdef HAVE_STRUCT_PT_ALL_USER_REGS
61 # undef pt_all_user_regs
62 #endif
63 #ifdef HAVE_STRUCT_PTRACE_PEEKSIGINFO_ARGS
64 # undef ptrace_peeksiginfo_args
65 #endif
66 
67 #ifndef PTRACE_EVENT_FORK
68 # define PTRACE_EVENT_FORK	1
69 #endif
70 #ifndef PTRACE_EVENT_VFORK
71 # define PTRACE_EVENT_VFORK	2
72 #endif
73 #ifndef PTRACE_EVENT_CLONE
74 # define PTRACE_EVENT_CLONE	3
75 #endif
76 #ifndef PTRACE_EVENT_EXEC
77 # define PTRACE_EVENT_EXEC	4
78 #endif
79 #ifndef PTRACE_EVENT_VFORK_DONE
80 # define PTRACE_EVENT_VFORK_DONE	5
81 #endif
82 #ifndef PTRACE_EVENT_EXIT
83 # define PTRACE_EVENT_EXIT	6
84 #endif
85 #ifndef PTRACE_EVENT_SECCOMP
86 # define PTRACE_EVENT_SECCOMP	7
87 #endif
88 #ifdef PTRACE_EVENT_STOP
89 /* Linux 3.1 - 3.3 releases had a broken value.  It was fixed in 3.4.  */
90 # if PTRACE_EVENT_STOP == 7
91 #  undef PTRACE_EVENT_STOP
92 # endif
93 #endif
94 #ifndef PTRACE_EVENT_STOP
95 # define PTRACE_EVENT_STOP	128
96 #endif
97 
98 #ifndef PTRACE_O_TRACESYSGOOD
99 # define PTRACE_O_TRACESYSGOOD	1
100 #endif
101 #ifndef PTRACE_O_TRACEFORK
102 # define PTRACE_O_TRACEFORK	(1 << PTRACE_EVENT_FORK)
103 #endif
104 #ifndef PTRACE_O_TRACEVFORK
105 # define PTRACE_O_TRACEVFORK	(1 << PTRACE_EVENT_VFORK)
106 #endif
107 #ifndef PTRACE_O_TRACECLONE
108 # define PTRACE_O_TRACECLONE	(1 << PTRACE_EVENT_CLONE)
109 #endif
110 #ifndef PTRACE_O_TRACEEXEC
111 # define PTRACE_O_TRACEEXEC	(1 << PTRACE_EVENT_EXEC)
112 #endif
113 #ifndef PTRACE_O_TRACEVFORKDONE
114 # define PTRACE_O_TRACEVFORKDONE	(1 << PTRACE_EVENT_VFORK_DONE)
115 #endif
116 #ifndef PTRACE_O_TRACEEXIT
117 # define PTRACE_O_TRACEEXIT	(1 << PTRACE_EVENT_EXIT)
118 #endif
119 #ifndef PTRACE_O_TRACESECCOMP
120 # define PTRACE_O_TRACESECCOMP	(1 << PTRACE_EVENT_SECCOMP)
121 #endif
122 #ifndef PTRACE_O_EXITKILL
123 # define PTRACE_O_EXITKILL	(1 << 20)
124 #endif
125 #ifndef PTRACE_O_SUSPEND_SECCOMP
126 # define PTRACE_O_SUSPEND_SECCOMP	(1 << 21)
127 #endif
128 
129 #ifndef PTRACE_SETOPTIONS
130 # define PTRACE_SETOPTIONS	0x4200
131 #endif
132 #ifndef PTRACE_GETEVENTMSG
133 # define PTRACE_GETEVENTMSG	0x4201
134 #endif
135 #ifndef PTRACE_GETSIGINFO
136 # define PTRACE_GETSIGINFO	0x4202
137 #endif
138 #ifndef PTRACE_SETSIGINFO
139 # define PTRACE_SETSIGINFO	0x4203
140 #endif
141 #ifndef PTRACE_GETREGSET
142 # define PTRACE_GETREGSET	0x4204
143 #endif
144 #ifndef PTRACE_SETREGSET
145 # define PTRACE_SETREGSET	0x4205
146 #endif
147 #ifndef PTRACE_SEIZE
148 # define PTRACE_SEIZE		0x4206
149 #endif
150 #ifndef PTRACE_INTERRUPT
151 # define PTRACE_INTERRUPT	0x4207
152 #endif
153 #ifndef PTRACE_LISTEN
154 # define PTRACE_LISTEN		0x4208
155 #endif
156 #ifndef PTRACE_PEEKSIGINFO
157 # define PTRACE_PEEKSIGINFO	0x4209
158 #endif
159 #ifndef PTRACE_GETSIGMASK
160 # define PTRACE_GETSIGMASK	0x420a
161 #endif
162 #ifndef PTRACE_SETSIGMASK
163 # define PTRACE_SETSIGMASK	0x420b
164 #endif
165 
166 #if !HAVE_DECL_PTRACE_PEEKUSER
167 # define PTRACE_PEEKUSER PTRACE_PEEKUSR
168 #endif
169 #if !HAVE_DECL_PTRACE_POKEUSER
170 # define PTRACE_POKEUSER PTRACE_POKEUSR
171 #endif
172