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dff8da6b | 1 | /* Copyright (C) 1995-2024 Free Software Foundation, Inc. |
478b92f0 UD |
2 | This file is part of the GNU C Library. |
3 | ||
4 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
478b92f0 UD |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
478b92f0 | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 15 | License along with the GNU C Library; if not, see |
5a82c748 | 16 | <https://www.gnu.org/licenses/>. */ |
93995795 RM |
17 | |
18 | #include <errno.h> | |
97aa195c | 19 | #include <sys/types.h> |
93995795 | 20 | #include <sys/ptrace.h> |
4bbb61e4 | 21 | #include <sys/user.h> |
97aa195c | 22 | #include <stdarg.h> |
9c316a45 | 23 | #include <signal.h> |
97aa195c | 24 | |
0dee6738 UD |
25 | #include <sysdep.h> |
26 | #include <sys/syscall.h> | |
27 | ||
4547c1a4 | 28 | long int |
97aa195c | 29 | ptrace (enum __ptrace_request request, ...) |
93995795 | 30 | { |
4547c1a4 | 31 | long int res, ret; |
97aa195c RM |
32 | va_list ap; |
33 | pid_t pid; | |
34 | void *addr, *data; | |
35 | ||
36 | va_start (ap, request); | |
37 | pid = va_arg (ap, pid_t); | |
38 | addr = va_arg (ap, void *); | |
39 | data = va_arg (ap, void *); | |
40 | va_end (ap); | |
41 | ||
93995795 | 42 | if (request > 0 && request < 4) |
97aa195c | 43 | data = &ret; |
93995795 | 44 | |
70d9946a | 45 | res = INLINE_SYSCALL (ptrace, 4, request, pid, addr, data); |
0dee6738 | 46 | if (res >= 0 && request > 0 && request < 4) |
93995795 | 47 | { |
0dee6738 UD |
48 | __set_errno (0); |
49 | return ret; | |
93995795 RM |
50 | } |
51 | ||
0dee6738 | 52 | return res; |
93995795 | 53 | } |