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use seccomp mode 1 for unreasonable security

This commit is contained in:
xfnw 2021-09-06 21:50:45 -04:00
parent 7a8de94092
commit d968844f65
1 changed files with 8 additions and 0 deletions
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8
fbflut.c
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@ -6,10 +6,14 @@
#include <sys/file.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/syscall.h>
#include <sys/time.h>
#include <sys/mman.h>
#include <arpa/inet.h>
#include <linux/fb.h>
#ifdef HAVE_LINUX_SECCOMP_H
#include <linux/seccomp.h>
#endif
#include <unistd.h>
int fbfd, fb_width, fb_height, fb_length, fb_bytes;
@ -23,6 +27,10 @@ char *safestrtok(char *str, const char *delim) {
}
void *handle_connection(void *socket_desc) {
#ifdef HAVE_LINUX_SECCOMP_H
syscall(SYS_seccomp, SECCOMP_SET_MODE_STRICT, 0);
#endif
int sock = *(int*)socket_desc;
int read_size, read_to;
char *command, message[36], client_message[36];