blob: a7a206694036900e2bfbbb8a38b8c40422f50fc7 (
plain)
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
|
#define _GNU_SOURCE
#define MAX_THREADS 5
#include <sys/syscall.h>
#include <unistd.h>
#include <stdlib.h>
#include <pthread.h>
#include <stdio.h>
pthread_t THRS[MAX_THREADS];
static void* syscall_storm_linux(void* arg) {
int iterations = *(int*)arg;
while(1) {
for(int i = 0; i < iterations; i++) {
syscall(rand() % 400, rand() / rand());
printf("%d. Called rand(), from thread %d\n", i, (int)(intptr_t)arg);
}
}
return NULL;
}
int init_syscall_storm(int threads, int iterations) {
if (threads > MAX_THREADS) {
printf("ERR: Max treads 5, %d required\n", threads);
return -1;
}
for(int i = 0; i < threads; i++) {
int *thread_arg = malloc(sizeof(int));
*thread_arg = iterations;
if (pthread_create(&THRS[i], NULL, syscall_storm_linux, thread_arg) != 0) {
printf("ERR: Could not create thread %d\n", i);
free(thread_arg);
return -1;
}
}
return 0;
}
void stop_syscall_storm() {
for(int i = 0; i < MAX_THREADS; i++) {
pthread_cancel(THRS[i]);
}
}
//TODO: Fix this and create random shit-syscall chooser. Maximaly shitcoded!!! Its system-killer, not a default program
//TODO: Add support for other *NIXes
// cc -O0 -ffunction-sections -fdata-sections -fPIC -gdwarf-4 -fno-omit-frame-pointer -m64 -I src/non_critical -I src/critical/classic -std=c11 -o /home/namilskyy/suicidekit/target/debug/build/suicidekit-d9b57cca9def6d72/out/170d28c25dafbf6f-random_sounds.o -c src/non_critical/random_sounds.c
|
