void
tcpip_poll_tcp(struct uip_conn *conn)
{
evproc_putEvent(E_EVPROC_HEAD,EVENT_TYPE_TCP_POLL,conn);
// evproc_pushEvent(EVENT_TYPE_TCP_POLL,conn);
//process_post(&tcpip_process, TCP_POLL, conn);
}
/*---------------------------------------------------------------------------*/
void
tcpip_input(void)
{
evproc_putEvent(E_EVPROC_EXEC,EVENT_TYPE_PCK_INPUT,NULL);
// evproc_pushEvent(EVENT_TYPE_PCK_INPUT, NULL);
//process_post_synch(&tcpip_process, PACKET_INPUT, NULL);
uip_len = 0;
#if NETSTACK_CONF_WITH_IPV6
uip_ext_len = 0;
#endif /*NETSTACK_CONF_WITH_IPV6*/
}
void
tcpip_icmp6_call(uint8_t type)
{
if(uip_icmp6_conns.appstate.conn_id != 0) {
/* XXX: This is a hack that needs to be updated. Passing a pointer (&type)
like this only works with process_post_synch. */
evproc_putEvent(E_EVPROC_EXEC,EVENT_TYPE_ICMP6,&type);
//evproc_pushEvent(EVENT_TYPE_ICMP6,&type);
//process_post_synch(uip_icmp6_conns.appstate.p, tcpip_icmp6_event, &type);
}
return;
}
/*---------------------------------------------------------------------------*/
void
tcpip_uipcall(void)
{
register uip_udp_appstate_t *ts;
#if UIP_UDP
if(uip_conn != NULL) {
ts = &uip_conn->appstate;
} else {
ts = &uip_udp_conn->appstate;
}
#else /* UIP_UDP */
ts = &uip_conn->appstate;
#endif /* UIP_UDP */
#if UIP_TCP
{
static unsigned char i;
register struct listenport *l;
/* If this is a connection request for a listening port, we must
mark the connection with the right process ID. */
if(uip_connected()) {
l = &s.listenports[0];
for(i = 0; i < UIP_LISTENPORTS; ++i) {
if(l->port == uip_conn->lport &&
l->conn_id != 0) {
ts->conn_id = l->conn_id;
ts->state = NULL;
break;
}
++l;
}
/* Start the periodic polling, if it isn't already active. */
start_periodic_tcp_timer();
}
}
#endif /* UIP_TCP */
// if(ts->p != NULL) {
// process_post_synch(ts->p, tcpip_event, ts->state);
// }
if (ts->conn_id != 0)
evproc_putEvent(E_EVPROC_EXEC,EVENT_TYPE_TCPIP,ts->state);
// evproc_pushEvent(EVENT_TYPE_TCPIP,ts->state);
}
int conn_udp_sendto(const void *data, size_t len, const void *src, size_t src_len,
const void *dst, size_t dst_len, int family, uint16_t sport,
uint16_t dport)
{
int res;
_send_cmd_t send_cmd;
if (!send_registered) {
if (evproc_regCallback(EVENT_TYPE_CONN_SEND, _output_callback) != E_SUCCESS) {
return -EIO;
}
else {
send_registered = true;
}
}
mutex_init(&send_cmd.mutex);
if ((len > (UIP_BUFSIZE - (UIP_LLH_LEN + UIP_IPUDPH_LEN))) ||
(len > UINT16_MAX)) {
return -EMSGSIZE;
}
if ((dst_len > sizeof(ipv6_addr_t)) || (family != AF_INET6)) {
return -EAFNOSUPPORT;
}
mutex_lock(&send_cmd.mutex);
send_cmd.data = data;
send_cmd.data_len = (uint16_t)len;
if ((res = _reg_and_bind(&send_cmd.sock, NULL, NULL, sport)) < 0) {
mutex_unlock(&send_cmd.mutex);
return res;
}
udp_socket_connect(&send_cmd.sock, (uip_ipaddr_t *)dst, dport); /* can't fail at this point */
/* change to emb6 thread context */
if (evproc_putEvent(E_EVPROC_TAIL, EVENT_TYPE_CONN_SEND, &send_cmd) != E_SUCCESS) {
udp_socket_close(&send_cmd.sock);
mutex_unlock(&send_cmd.mutex);
return -EIO;
}
/* block thread until data was send */
mutex_lock(&send_cmd.mutex);
udp_socket_close(&send_cmd.sock);
mutex_unlock(&send_cmd.mutex);
return send_cmd.res;
}
int sock_udp_send(sock_udp_t *sock, const void *data, size_t len,
const sock_udp_ep_t *remote)
{
struct udp_socket tmp;
_send_cmd_t send_cmd = { .block = MUTEX_INIT,
.remote = remote,
.data = data,
.len = len };
assert((sock != NULL) || (remote != NULL));
assert((len == 0) || (data != NULL)); /* (len != 0) => (data != NULL) */
/* we want the send in the uip thread (which udp_socket_send does not offer)
* so we need to do it manually */
if (!send_registered) {
if (evproc_regCallback(EVENT_TYPE_SOCK_SEND, _output_callback) != E_SUCCESS) {
return -ENOMEM;
}
else {
send_registered = true;
}
}
if ((len > (UIP_BUFSIZE - (UIP_LLH_LEN + UIP_IPUDPH_LEN))) ||
(len > UINT16_MAX)) {
return -ENOMEM;
}
if (remote != NULL) {
if (remote->family != AF_INET6) {
return -EAFNOSUPPORT;
}
if (remote->port == 0) {
return -EINVAL;
}
send_cmd.remote = remote;
}
else if (sock->sock.udp_conn->rport == 0) {
return -ENOTCONN;
}
/* cppcheck-supress nullPointerRedundantCheck
* remote == NULL implies that sock != NULL (see assert at start of
* function) * that's why it is okay in the if-statement above to check
* sock->... without checking (sock != NULL) first => this check afterwards
* isn't redundant */
if (sock == NULL) {
int res;
if ((res = _reg(&tmp, NULL, NULL, NULL, NULL)) < 0) {
return res;
}
send_cmd.sock = &tmp;
}
else {
send_cmd.sock = &sock->sock;
}
mutex_lock(&send_cmd.block);
/* change to emb6 thread context */
if (evproc_putEvent(E_EVPROC_TAIL, EVENT_TYPE_SOCK_SEND, &send_cmd) == E_SUCCESS) {
/* block thread until data was sent */
mutex_lock(&send_cmd.block);
}
else {
/* most likely error: event queue was full */
send_cmd.res = -ENOMEM;
}
if (send_cmd.sock == &tmp) {
udp_socket_close(&tmp);
}
mutex_unlock(&send_cmd.block);
return send_cmd.res;
}