]>
git.ipfire.org Git - thirdparty/systemd.git/blob - src/journal/test-mmap-cache.c
2 This file is part of systemd.
4 Copyright 2012 Lennart Poettering
6 systemd is free software; you can redistribute it and/or modify it
7 under the terms of the GNU Lesser General Public License as published by
8 the Free Software Foundation; either version 2.1 of the License, or
9 (at your option) any later version.
11 systemd is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public License
17 along with systemd; If not, see <http://www.gnu.org/licenses/>.
28 #include "mmap-cache.h"
31 int main(int argc
, char *argv
[]) {
33 char px
[] = "/tmp/testmmapXXXXXXX", py
[] = "/tmp/testmmapYXXXXXX", pz
[] = "/tmp/testmmapZXXXXXX";
37 assert_se(m
= mmap_cache_new());
39 x
= mkostemp_safe(px
);
43 y
= mkostemp_safe(py
);
47 z
= mkostemp_safe(pz
);
51 r
= mmap_cache_get(m
, x
, PROT_READ
, 0, false, 1, 2, NULL
, &p
);
54 r
= mmap_cache_get(m
, x
, PROT_READ
, 0, false, 2, 2, NULL
, &q
);
57 assert_se((uint8_t*) p
+ 1 == (uint8_t*) q
);
59 r
= mmap_cache_get(m
, x
, PROT_READ
, 1, false, 3, 2, NULL
, &q
);
62 assert_se((uint8_t*) p
+ 2 == (uint8_t*) q
);
64 r
= mmap_cache_get(m
, x
, PROT_READ
, 0, false, 16ULL*1024ULL*1024ULL, 2, NULL
, &p
);
67 r
= mmap_cache_get(m
, x
, PROT_READ
, 1, false, 16ULL*1024ULL*1024ULL+1, 2, NULL
, &q
);
70 assert_se((uint8_t*) p
+ 1 == (uint8_t*) q
);