aboutsummaryrefslogtreecommitdiff
path: root/gdb/testsuite/gdb.reverse/getrandom.c
blob: 264f95e7157ba982c273be49a9fa580325adda6b (plain)
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
/* This testcase is part of GDB, the GNU debugger.

   Copyright 2022-2023 Free Software Foundation, Inc.

   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/>.  */

#include <sys/random.h>

void
marker1 (void)
{
}

void
marker2 (void)
{
}

unsigned char buf[6];

int
main (void)
{
  buf[0] = 0xff;
  buf[5] = 0xff;
  marker1 ();
  volatile ssize_t r = getrandom (&buf[1], 4, 0);
  marker2 ();
  return 0;
}