/** Take a pending task from the queue and assign it to 'cpuworker'. */
static void
process_pending_task(connection_t *cpuworker)
{
or_circuit_t *circ;
create_cell_t *onionskin = NULL;
tor_assert(cpuworker);
/* for now only process onion tasks */
circ = onion_next_task(&onionskin);
if (!circ)
return;
if (assign_onionskin_to_cpuworker(cpuworker, circ, onionskin))
log_warn(LD_OR,"assign_to_cpuworker failed. Ignoring.");
}
/** Run unit tests for the onion queues. */
static void
test_onion_queues(void *arg)
{
uint8_t buf1[TAP_ONIONSKIN_CHALLENGE_LEN] = {0};
uint8_t buf2[NTOR_ONIONSKIN_LEN] = {0};
or_circuit_t *circ1 = or_circuit_new(0, NULL);
or_circuit_t *circ2 = or_circuit_new(0, NULL);
create_cell_t *onionskin = NULL, *create2_ptr;
create_cell_t *create1 = tor_malloc_zero(sizeof(create_cell_t));
create_cell_t *create2 = tor_malloc_zero(sizeof(create_cell_t));
(void)arg;
create2_ptr = create2; /* remember, but do not free */
create_cell_init(create1, CELL_CREATE, ONION_HANDSHAKE_TYPE_TAP,
TAP_ONIONSKIN_CHALLENGE_LEN, buf1);
create_cell_init(create2, CELL_CREATE, ONION_HANDSHAKE_TYPE_NTOR,
NTOR_ONIONSKIN_LEN, buf2);
tt_int_op(0,OP_EQ, onion_num_pending(ONION_HANDSHAKE_TYPE_TAP));
tt_int_op(0,OP_EQ, onion_pending_add(circ1, create1));
create1 = NULL;
tt_int_op(1,OP_EQ, onion_num_pending(ONION_HANDSHAKE_TYPE_TAP));
tt_int_op(0,OP_EQ, onion_num_pending(ONION_HANDSHAKE_TYPE_NTOR));
tt_int_op(0,OP_EQ, onion_pending_add(circ2, create2));
create2 = NULL;
tt_int_op(1,OP_EQ, onion_num_pending(ONION_HANDSHAKE_TYPE_NTOR));
tt_ptr_op(circ2,OP_EQ, onion_next_task(&onionskin));
tt_int_op(1,OP_EQ, onion_num_pending(ONION_HANDSHAKE_TYPE_TAP));
tt_int_op(0,OP_EQ, onion_num_pending(ONION_HANDSHAKE_TYPE_NTOR));
tt_ptr_op(onionskin, OP_EQ, create2_ptr);
clear_pending_onions();
tt_int_op(0,OP_EQ, onion_num_pending(ONION_HANDSHAKE_TYPE_TAP));
tt_int_op(0,OP_EQ, onion_num_pending(ONION_HANDSHAKE_TYPE_NTOR));
done:
circuit_free_(TO_CIRCUIT(circ1));
circuit_free_(TO_CIRCUIT(circ2));
tor_free(create1);
tor_free(create2);
tor_free(onionskin);
}
