static ssize_t pn_input_read_sasl(pn_transport_t* transport, unsigned int layer, const char* bytes, size_t available)
{
pni_sasl_t *sasl = transport->sasl;
bool eos = pn_transport_capacity(transport)==PN_EOS;
if (eos) {
pn_do_error(transport, "amqp:connection:framing-error", "connection aborted");
pn_set_error_layer(transport);
return PN_EOS;
}
pni_sasl_start_server_if_needed(transport);
if (!pni_sasl_is_final_input_state(sasl)) {
return pn_dispatcher_input(transport, bytes, available, false, &transport->halt);
}
if (pni_sasl_impl_can_encrypt(transport)) {
sasl->max_encrypt_size = pni_sasl_impl_max_encrypt_size(transport);
if (transport->trace & PN_TRACE_DRV)
pn_transport_logf(transport, "SASL Encryption enabled: buffer=%d", sasl->max_encrypt_size);
transport->io_layers[layer] = &sasl_encrypt_layer;
} else if (sasl->client) {
transport->io_layers[layer] = &pni_passthru_layer;
} else {
return pni_passthru_layer.process_input(transport, layer, bytes, available);
}
return transport->io_layers[layer]->process_input(transport, layer, bytes, available);
}
ssize_t pn_sasl_input(pn_sasl_t *sasl, char *bytes, size_t available)
{
ssize_t n = pn_dispatcher_input(sasl->disp, bytes, available);
if (n < 0) return n;
pn_sasl_process(sasl);
if (sasl->rcvd_done) {
if (pn_sasl_state(sasl) == PN_SASL_PASS) {
if (n) {
return n;
} else {
return PN_EOS;
}
} else {
// XXX: should probably do something better here
return PN_ERR;
}
} else {
return n;
}
}