static void wrap_nettle_rnd_deinit(void *ctx)
{
_rnd_system_entropy_deinit();
gnutls_mutex_deinit(&nonce_ctx.mutex);
nonce_ctx.mutex = NULL;
gnutls_mutex_deinit(&rnd_ctx.mutex);
rnd_ctx.mutex = NULL;
}
void _gnutls_rnd_deinit(void)
{
if (_gnutls_rnd_ops.deinit != NULL) {
struct rnd_ctx_list_st *e = head, *next;
while(e != NULL) {
next = e->next;
_gnutls_rnd_ops.deinit(e->ctx);
gnutls_free(e);
e = next;
}
head = NULL;
}
rnd_initialized = 0;
_rnd_system_entropy_deinit();
return;
}
void doit(void)
{
char buf[512];
char empty[32];
int ret;
struct itimerval ival;
struct sigaction sa;
memset(&sa, 0, sizeof(sa));
sa.sa_handler = sig_handler;
sigemptyset (&sa.sa_mask);
sigaction(SIGALRM, &sa, NULL);
memset(&ival, 0, sizeof(ival));
ival.it_interval.tv_usec = 5000;
ival.it_value.tv_usec = 5000;
_rnd_system_entropy_init();
ret = setitimer(ITIMER_REAL, &ival, NULL);
if (ret < 0) {
fail("error in setitimer: %s\n", strerror(errno));
}
memset(empty, 0, sizeof(empty));
for (;stop_loop<1024;) {
memset(buf, 0, sizeof(buf));
ret = _rnd_get_system_entropy(buf, sizeof(buf));
if (ret < 0) {
fail("error obtaining entropy: %s\n", gnutls_strerror(ret));
}
if (memcmp(empty, buf+sizeof(buf)-sizeof(empty)-1, sizeof(empty)) == 0) {
fail("_rnd_get_system_entropy: did not fill buffer\n");
}
}
_rnd_system_entropy_deinit();
}
