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fbc2792b JA |
1 | #include <stdio.h> |
2 | #include <stdlib.h> | |
3 | #include <assert.h> | |
4 | ||
5 | #include "../smalloc.h" | |
6 | #include "../flist.h" | |
7 | ||
8 | FILE *f_err; | |
39ab7da2 JA |
9 | struct timeval *fio_tv = NULL; |
10 | unsigned int fio_debug = 0; | |
fbc2792b JA |
11 | |
12 | #define MAGIC1 0xa9b1c8d2 | |
13 | #define MAGIC2 0xf0a1e9b3 | |
14 | ||
15 | #define LOOPS 32 | |
16 | ||
17 | struct elem { | |
18 | unsigned int magic1; | |
19 | struct flist_head list; | |
20 | unsigned int magic2; | |
21 | }; | |
22 | ||
23 | FLIST_HEAD(list); | |
24 | ||
25 | static int do_rand_allocs(void) | |
26 | { | |
27 | unsigned int size, nr, rounds = 0; | |
28 | unsigned long total; | |
29 | struct elem *e; | |
30 | ||
31 | while (rounds++ < LOOPS) { | |
32 | #ifdef STEST_SEED | |
33 | srand(MAGIC1); | |
34 | #endif | |
35 | nr = total = 0; | |
36 | while (total < 128*1024*1024UL) { | |
37 | size = 8 * sizeof(struct elem) + (int) (999.0 * (rand() / (RAND_MAX + 1.0))); | |
38 | e = smalloc(size); | |
39 | if (!e) { | |
40 | printf("fail at %lu, size %u\n", total, size); | |
41 | break; | |
42 | } | |
43 | e->magic1 = MAGIC1; | |
44 | e->magic2 = MAGIC2; | |
45 | total += size; | |
46 | flist_add_tail(&e->list, &list); | |
47 | nr++; | |
48 | } | |
49 | ||
50 | printf("Got items: %u\n", nr); | |
51 | ||
52 | while (!flist_empty(&list)) { | |
53 | e = flist_entry(list.next, struct elem, list); | |
54 | assert(e->magic1 == MAGIC1); | |
55 | assert(e->magic2 == MAGIC2); | |
56 | flist_del(&e->list); | |
57 | sfree(e); | |
58 | } | |
59 | } | |
60 | ||
61 | return 0; | |
62 | } | |
63 | ||
64 | static int do_specific_alloc(unsigned long size) | |
65 | { | |
66 | void *ptr; | |
67 | ||
68 | ptr = smalloc(size); | |
69 | sfree(ptr); | |
70 | return 0; | |
71 | } | |
72 | ||
73 | int main(int argc, char *argv[]) | |
74 | { | |
75 | f_err = stderr; | |
76 | ||
77 | sinit(); | |
78 | ||
79 | do_rand_allocs(); | |
80 | ||
81 | /* smalloc bug, commit 271067a6 */ | |
82 | do_specific_alloc(671386584); | |
83 | ||
84 | scleanup(); | |
85 | return 0; | |
86 | } | |
39ab7da2 JA |
87 | |
88 | void __dprint(int type, const char *str, ...) | |
89 | { | |
90 | } |