/usr/include/wibble/sys/mmap.test.h is in libwibble-dev 1.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | /*
* Simple mmap support
*
* Copyright (C) 2006--2008 Enrico Zini <enrico@debian.org>
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <wibble/sys/mmap.h>
#include <wibble/test.h>
#include <string.h>
using namespace std;
using namespace wibble::sys;
struct TestMMap {
Test simple() {
#ifdef POSIX
MMap map;
assert_eq(map.filename, string());
assert_eq(map.fd, -1);
assert_eq(map.size, 0u);
assert_eq(map.buf, static_cast<const char*>(0));
map.map("/bin/sh");
assert_eq(map.filename, "/bin/sh");
assert(map.fd != -1);
assert(map.size != 0u);
assert(map.buf != static_cast<const char*>(0));
assert_eq(map.buf[1], 'E');
assert_eq(map.buf[2], 'L');
assert_eq(map.buf[3], 'F');
MMap map1 = map;
assert_eq(map.filename, string());
assert_eq(map.fd, -1);
assert_eq(map.size, 0u);
assert_eq(map.buf, static_cast<const char*>(0));
assert_eq(map1.filename, "/bin/sh");
assert(map1.fd != -1);
assert(map1.size != 0u);
assert(map1.buf != static_cast<const char*>(0));
assert_eq(map1.buf[1], 'E');
assert_eq(map1.buf[2], 'L');
assert_eq(map1.buf[3], 'F');
map1.unmap();
assert_eq(map1.filename, string());
assert_eq(map1.fd, -1);
assert_eq(map1.size, 0u);
assert_eq(map1.buf, static_cast<const char*>(0));
#endif
}
};
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