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Commit | Line | Data |
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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
2a2507e6 | 2 | |
0d39fa9c | 3 | #include <fcntl.h> |
2a2507e6 LP |
4 | #include <stdlib.h> |
5 | #include <sys/mman.h> | |
6 | #include <unistd.h> | |
7 | ||
3ffd4af2 | 8 | #include "fd-util.h" |
2a2507e6 | 9 | #include "macro.h" |
2a2507e6 | 10 | #include "mmap-cache.h" |
e4de7287 | 11 | #include "tmpfile-util.h" |
3ffd4af2 | 12 | #include "util.h" |
2a2507e6 LP |
13 | |
14 | int main(int argc, char *argv[]) { | |
be7cdd8e | 15 | MMapFileDescriptor *fx; |
2a2507e6 LP |
16 | int x, y, z, r; |
17 | char px[] = "/tmp/testmmapXXXXXXX", py[] = "/tmp/testmmapYXXXXXX", pz[] = "/tmp/testmmapZXXXXXX"; | |
18 | MMapCache *m; | |
19 | void *p, *q; | |
20 | ||
21 | assert_se(m = mmap_cache_new()); | |
22 | ||
646853bd | 23 | x = mkostemp_safe(px); |
787784c4 | 24 | assert_se(x >= 0); |
2a2507e6 LP |
25 | unlink(px); |
26 | ||
be7cdd8e VC |
27 | assert_se(fx = mmap_cache_add_fd(m, x)); |
28 | ||
646853bd | 29 | y = mkostemp_safe(py); |
787784c4 | 30 | assert_se(y >= 0); |
2a2507e6 LP |
31 | unlink(py); |
32 | ||
646853bd | 33 | z = mkostemp_safe(pz); |
787784c4 | 34 | assert_se(z >= 0); |
2a2507e6 LP |
35 | unlink(pz); |
36 | ||
b42549ad | 37 | r = mmap_cache_get(m, fx, PROT_READ, 0, false, 1, 2, NULL, &p, NULL); |
787784c4 | 38 | assert_se(r >= 0); |
2a2507e6 | 39 | |
b42549ad | 40 | r = mmap_cache_get(m, fx, PROT_READ, 0, false, 2, 2, NULL, &q, NULL); |
787784c4 | 41 | assert_se(r >= 0); |
2a2507e6 | 42 | |
787784c4 | 43 | assert_se((uint8_t*) p + 1 == (uint8_t*) q); |
2a2507e6 | 44 | |
b42549ad | 45 | r = mmap_cache_get(m, fx, PROT_READ, 1, false, 3, 2, NULL, &q, NULL); |
787784c4 | 46 | assert_se(r >= 0); |
2a2507e6 | 47 | |
787784c4 | 48 | assert_se((uint8_t*) p + 2 == (uint8_t*) q); |
2a2507e6 | 49 | |
b42549ad | 50 | r = mmap_cache_get(m, fx, PROT_READ, 0, false, 16ULL*1024ULL*1024ULL, 2, NULL, &p, NULL); |
787784c4 | 51 | assert_se(r >= 0); |
2a2507e6 | 52 | |
b42549ad | 53 | r = mmap_cache_get(m, fx, PROT_READ, 1, false, 16ULL*1024ULL*1024ULL+1, 2, NULL, &q, NULL); |
787784c4 | 54 | assert_se(r >= 0); |
2a2507e6 | 55 | |
787784c4 | 56 | assert_se((uint8_t*) p + 1 == (uint8_t*) q); |
2a2507e6 | 57 | |
be7cdd8e | 58 | mmap_cache_free_fd(m, fx); |
2a2507e6 LP |
59 | mmap_cache_unref(m); |
60 | ||
03e334a1 LP |
61 | safe_close(x); |
62 | safe_close(y); | |
63 | safe_close(z); | |
2a2507e6 LP |
64 | |
65 | return 0; | |
66 | } |