Commit | Line | Data |
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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" | |
71471cb1 | 7 | #include "../arch/arch.h" |
9077ee4a | 8 | #include "debug.h" |
fbc2792b JA |
9 | |
10 | #define MAGIC1 0xa9b1c8d2 | |
11 | #define MAGIC2 0xf0a1e9b3 | |
12 | ||
13 | #define LOOPS 32 | |
14 | ||
15 | struct elem { | |
16 | unsigned int magic1; | |
17 | struct flist_head list; | |
18 | unsigned int magic2; | |
19 | }; | |
20 | ||
21 | FLIST_HEAD(list); | |
22 | ||
23 | static int do_rand_allocs(void) | |
24 | { | |
25 | unsigned int size, nr, rounds = 0; | |
26 | unsigned long total; | |
27 | struct elem *e; | |
28 | ||
29 | while (rounds++ < LOOPS) { | |
30 | #ifdef STEST_SEED | |
31 | srand(MAGIC1); | |
32 | #endif | |
33 | nr = total = 0; | |
3fb1aa30 | 34 | while (total < 120*1024*1024UL) { |
fbc2792b JA |
35 | size = 8 * sizeof(struct elem) + (int) (999.0 * (rand() / (RAND_MAX + 1.0))); |
36 | e = smalloc(size); | |
37 | if (!e) { | |
38 | printf("fail at %lu, size %u\n", total, size); | |
39 | break; | |
40 | } | |
41 | e->magic1 = MAGIC1; | |
42 | e->magic2 = MAGIC2; | |
43 | total += size; | |
44 | flist_add_tail(&e->list, &list); | |
45 | nr++; | |
46 | } | |
47 | ||
48 | printf("Got items: %u\n", nr); | |
49 | ||
50 | while (!flist_empty(&list)) { | |
51 | e = flist_entry(list.next, struct elem, list); | |
52 | assert(e->magic1 == MAGIC1); | |
53 | assert(e->magic2 == MAGIC2); | |
54 | flist_del(&e->list); | |
55 | sfree(e); | |
56 | } | |
57 | } | |
58 | ||
59 | return 0; | |
60 | } | |
61 | ||
62 | static int do_specific_alloc(unsigned long size) | |
63 | { | |
64 | void *ptr; | |
65 | ||
66 | ptr = smalloc(size); | |
67 | sfree(ptr); | |
68 | return 0; | |
69 | } | |
70 | ||
71 | int main(int argc, char *argv[]) | |
72 | { | |
71471cb1 | 73 | arch_init(argv); |
fbc2792b | 74 | sinit(); |
9077ee4a | 75 | debug_init(); |
fbc2792b JA |
76 | |
77 | do_rand_allocs(); | |
78 | ||
79 | /* smalloc bug, commit 271067a6 */ | |
80 | do_specific_alloc(671386584); | |
81 | ||
82 | scleanup(); | |
83 | return 0; | |
84 | } |