static err_t http_accept(void *arg, tcp_pcb *pcb, err_t err)
{
LWIP_UNUSED_ARG(arg);
LWIP_UNUSED_ARG(err);
tcp_setprio(pcb, TCP_PRIO_MIN);
//RepRapNetworkMessage("http_accept\n");
HttpState *hs = (HttpState*)mem_malloc(sizeof(HttpState));
if (hs == NULL)
{
RepRapNetworkMessage("Out of memory!\n");
return ERR_MEM;
}
/* Initialize the structure. */
hs->pcb = pcb;
hs->file = NULL;
hs->left = 0;
hs->retries = 0;
hs->sendingRs = NULL;
tcp_accepted(listening_pcb); // tell TCP to accept further connections
tcp_arg(pcb, hs); // tell TCP that this is the structure we wish to be passed for our callbacks
tcp_recv(pcb, http_recv); // tell TCP that we wish to be informed of incoming data by a call to the http_recv() function
tcp_err(pcb, conn_err);
tcp_poll(pcb, http_poll, 4);
return ERR_OK;
}
static socket_error_t accept_v2(struct socket *listener, struct socket *sock, socket_api_handler_t handler) {
if (sock == NULL || sock->impl == NULL)
return SOCKET_ERROR_NULL_PTR;
switch (sock->family) {
case SOCKET_DGRAM:
return SOCKET_ERROR_UNIMPLEMENTED;
case SOCKET_STREAM:
{
struct tcp_pcb *tcp = (struct tcp_pcb *)sock->impl;
struct tcp_pcb *lpcb = (struct tcp_pcb *)listener->impl;
/* NOTE: tcp_accepted() is replaced with an empty statement in release,
* so we need a cast-to-void to remove the unused variable warning */
(void) lpcb;
tcp_accepted(lpcb);
tcp_arg(tcp, (void*) sock);
tcp_err(tcp, tcp_error_handler);
tcp_sent(tcp, irqTCPSent);
tcp_recv(tcp, irqTCPRecv);
break;
}
default:
return SOCKET_ERROR_BAD_FAMILY;
}
sock->handler = (void*)handler;
sock->rxBufChain = NULL;
return SOCKET_ERROR_NONE;
}
static int tcp_do_accept(struct socket * listen_sock,
message * m,
struct tcp_pcb * newpcb)
{
struct socket * newsock;
unsigned sock_num;
int ret;
debug_tcp_print("socket num %ld", get_sock_num(listen_sock));
if ((ret = copy_from_user(m->m_source, &sock_num, sizeof(sock_num),
(cp_grant_id_t) m->IO_GRANT, 0)) != OK)
return EFAULT;
if (!is_valid_sock_num(sock_num))
return EBADF;
newsock = get_sock(sock_num);
assert(newsock->pcb); /* because of previous open() */
/* we really want to forget about this socket */
tcp_err((struct tcp_pcb *)newsock->pcb, NULL);
tcp_abandon((struct tcp_pcb *)newsock->pcb, 0);
tcp_arg(newpcb, newsock);
tcp_err(newpcb, tcp_error_callback);
tcp_sent(newpcb, tcp_sent_callback);
tcp_recv(newpcb, tcp_recv_callback);
tcp_nagle_disable(newpcb);
tcp_accepted(((struct tcp_pcb *)(listen_sock->pcb)));
newsock->pcb = newpcb;
debug_tcp_print("Accepted new connection using socket %d\n", sock_num);
return OK;
}
/******************************************************************************
* FunctionName : tcp_server_listen
* Description : TCP server listened a connection successfully
* Parameters : arg -- Additional argument to pass to the callback function
* Returns : none
*******************************************************************************/
LOCAL err_t
tcp_server_listen(void *arg, struct tcp_pcb *newpcb, err_t err)
{
char* hello = "hello";
// struct espconn *pesp_conn = arg;
printf("tcp_server_listen !!! \r\n");
tcp_setprio(newpcb, TCP_PRIO_MIN);
tcp_recv(newpcb, tcp_server_recv_cb);
tcp_sent(newpcb, tcp_server_sent_cb);
tcp_accepted(opcb);
// printf("%d\n",espconn_set_opt(arg, ESPCONN_NODELAY));
// espconn_regist_recvcb(pesp_conn, tcp_server_recv_cb);
// espconn_regist_reconcb(pesp_conn, tcp_server_recon_cb);
// espconn_regist_disconcb(pesp_conn, tcp_server_discon_cb);
// printf("%d\n", espconn_regist_sentcb(pesp_conn, tcp_server_sent_cb));
// tcp_server_multi_send(arg);
return ERR_OK;
}
/* This function animates an accept request from `ol->accepted` queue */
static void bake_one_accepted(outlet_t *ol, proc_t *cont_proc)
{
#if LING_WITH_LWIP
tcp_accepted(ol->tcp); // not needed, really
#endif
assert(ol->accepted != 0);
acc_pend_t *pend = pop_from_ring(&ol->accepted);
outlet_t *new_ol = ol_tcp_factory(cont_proc, 0); // default bit options?
if (new_ol == 0)
scheduler_signal_exit_N(cont_proc, ol->oid, A_NO_MEMORY);
else
{
ol_tcp_animate(new_ol, pend);
// BEAM copies some options in the driver code and some - in gen_tcp.
// This creates an interplay that may result in the first packet getting
// lost of interpreted as a wrong packet type. The following assignments
// are determined by trial and error to let the right first packet
// through.
new_ol->active = INET_PASSIVE;
new_ol->packet = ol->packet;
new_ol->binary = ol->binary;
inet_async2(ol->oid, cont_proc->pid, ASYNC_REF, A_OK, new_ol->oid);
}
reuse_pending(&ol->free_pends, pend);
}
static err_t net_accept_cb(void *arg, struct tcp_pcb *newpcb, err_t err) {
lnet_userdata *ud = (lnet_userdata*)arg;
if (!ud || ud->type != TYPE_TCP_SERVER || !ud->pcb) return ERR_ABRT;
if (ud->self_ref == LUA_NOREF || ud->server.cb_accept_ref == LUA_NOREF) return ERR_ABRT;
lua_State *L = lua_getstate();
lua_rawgeti(L, LUA_REGISTRYINDEX, ud->server.cb_accept_ref);
lnet_userdata *nud = net_create(L, TYPE_TCP_CLIENT);
lua_pushvalue(L, 2);
nud->self_ref = luaL_ref(L, LUA_REGISTRYINDEX);
nud->tcp_pcb = newpcb;
tcp_arg(nud->tcp_pcb, nud);
tcp_err(nud->tcp_pcb, net_err_cb);
tcp_recv(nud->tcp_pcb, net_tcp_recv_cb);
tcp_sent(nud->tcp_pcb, net_sent_cb);
nud->tcp_pcb->so_options |= SOF_KEEPALIVE;
nud->tcp_pcb->keep_idle = ud->server.timeout * 1000;
nud->tcp_pcb->keep_cnt = 1;
tcp_accepted(ud->tcp_pcb);
lua_call(L, 1, 0);
return net_connected_cb(nud, nud->tcp_pcb, ERR_OK);
}
int8_t AsyncServer::_accept(tcp_pcb* pcb, int8_t err){
tcp_accepted(_pcb);
if(_connect_cb){
if (_noDelay)
tcp_nagle_disable(pcb);
else
tcp_nagle_enable(pcb);
AsyncClient *c = new AsyncClient(pcb);
if(c){
_in_lwip_thread = true;
c->_in_lwip_thread = true;
_connect_cb(_connect_cb_arg, c);
c->_in_lwip_thread = false;
_in_lwip_thread = false;
return ERR_OK;
}
}
if(tcp_close(pcb) != ERR_OK){
tcp_abort(pcb);
}
log_e("FAIL");
return ERR_OK;
}
int8_t WiFiServer::_accept(tcp_pcb* apcb, int8_t err)
{
DEBUGV("WS:ac\r\n");
ClientContext* client = new ClientContext(apcb, &WiFiServer::_s_discard, this);
_unclaimed = slist_append_tail(_unclaimed, client);
tcp_accepted(_pcb);
// printf("WiFiServer::_accept\r\n");
return ERR_OK;
}
/**
* Delete rcvmbox and acceptmbox of a netconn and free the left-over data in
* these mboxes
*
* @param conn the netconn to free
* @bytes_drained bytes drained from recvmbox
* @accepts_drained pending connections drained from acceptmbox
*/
static void
netconn_drain(struct netconn *conn)
{
void *mem;
#if LWIP_TCP
struct pbuf *p;
#endif /* LWIP_TCP */
/* This runs in tcpip_thread, so we don't need to lock against rx packets */
/* Delete and drain the recvmbox. */
if (sys_mbox_valid(&conn->recvmbox)) {
while (sys_mbox_tryfetch(&conn->recvmbox, &mem) != SYS_MBOX_EMPTY) {
#if LWIP_TCP
if (conn->type == NETCONN_TCP) {
if(mem != NULL) {
p = (struct pbuf*)mem;
/* pcb might be set to NULL already by err_tcp() */
if (conn->pcb.tcp != NULL) {
tcp_recved(conn->pcb.tcp, p->tot_len);
}
pbuf_free(p);
}
} else
#endif /* LWIP_TCP */
{
netbuf_delete((struct netbuf *)mem);
}
}
sys_mbox_free(&conn->recvmbox);
sys_mbox_set_invalid(&conn->recvmbox);
}
/* Delete and drain the acceptmbox. */
#if LWIP_TCP
if (sys_mbox_valid(&conn->acceptmbox)) {
while (sys_mbox_tryfetch(&conn->acceptmbox, &mem) != SYS_MBOX_EMPTY) {
struct netconn *newconn = (struct netconn *)mem;
/* Only tcp pcbs have an acceptmbox, so no need to check conn->type */
/* pcb might be set to NULL already by err_tcp() */
if (conn->pcb.tcp != NULL) {
tcp_accepted(conn->pcb.tcp);
}
/* drain recvmbox */
netconn_drain(newconn);
if (newconn->pcb.tcp != NULL) {
tcp_abort(newconn->pcb.tcp);
newconn->pcb.tcp = NULL;
}
netconn_free(newconn);
}
sys_mbox_free(&conn->acceptmbox);
sys_mbox_set_invalid(&conn->acceptmbox);
}
#endif /* LWIP_TCP */
}
CAMLprim value
caml_tcp_accepted(value v_tw)
{
CAMLparam1(v_tw);
tcp_wrap *tw = tcp_wrap_of_value(v_tw);
LWIP_STUB_DPRINTF("caml_tcp_accepted");
tw->desc->state = TCP_ACCEPTED;
tcp_accepted(tw->pcb);
CAMLreturn(Val_unit);
}
NetTcpSocketErr LwipNetTcpSocket::accept(Host* pClient, NetTcpSocket** ppNewNetTcpSocket)
{
if( !m_pPcb ) //Pcb doesn't exist (anymore)
return NETTCPSOCKET_MEM;
//Dequeue a connection
//if( m_lpInPcb.empty() )
if( m_lpInNetTcpSocket.empty() )
return NETTCPSOCKET_EMPTY;
tcp_accepted( ((tcp_pcb*) m_pPcb) ); //Should fire proper events //WARN: m_pPcb is the GOOD param here (and not pInPcb)
/* tcp_pcb* pInPcb = m_lpInPcb.front();
m_lpInPcb.pop();*/
if( (m_lpInNetTcpSocket.front()) == NULL )
{
m_lpInNetTcpSocket.pop();
return NETTCPSOCKET_RST;
}
if( (m_lpInNetTcpSocket.front())->m_closed )
{
Net::releaseTcpSocket(m_lpInNetTcpSocket.front());
m_lpInNetTcpSocket.pop();
return NETTCPSOCKET_RST;
}
ip_addr_t* ip = (ip_addr_t*) &( (m_lpInNetTcpSocket.front()->m_pPcb)->remote_ip);
*ppNewNetTcpSocket = m_lpInNetTcpSocket.front();
*pClient = Host(
IpAddr(
ip
),
m_lpInNetTcpSocket.front()->m_pPcb->remote_port
);
m_lpInNetTcpSocket.pop();
// *pClient = Host( IpAddr(pInPcb->remote_ip), pInPcb->remote_port );
//Return a new socket
// *ppNewNetTcpSocket = (NetTcpSocket*) new LwipNetTcpSocket(pInPcb);
//tcp_accepted( ((tcp_pcb*) m_pPcb) ); //Should fire proper events //WARN: m_pPcb is the GOOD param here (and not pInPcb)
/* if(*ppNewNetTcpSocket == NULL)
{
DBG("Not enough mem, socket dropped in LwipNetTcpSocket::accept.\n");
tcp_abort(pInPcb);
}*/
return NETTCPSOCKET_OK;
}
void
LibTCPAccept(PTCP_PCB pcb, struct tcp_pcb *listen_pcb, void *arg)
{
ASSERT(arg);
tcp_arg(pcb, NULL);
tcp_recv(pcb, InternalRecvEventHandler);
tcp_sent(pcb, InternalSendEventHandler);
tcp_err(pcb, InternalErrorEventHandler);
tcp_arg(pcb, arg);
tcp_accepted(listen_pcb);
}
static err_t conn_accept(void *arg, tcp_pcb *pcb, err_t err)
{
LWIP_UNUSED_ARG(arg);
LWIP_UNUSED_ARG(err);
tcp_setprio(pcb, TCP_PRIO_MIN);
//RepRapNetworkMessage("conn_accept\n");
/* Allocate a new ConnectionState for this connection */
ConnectionState *cs = reprap.GetNetwork()->ConnectionAccepted(pcb);
if (cs == NULL)
{
tcp_abort(pcb);
return ERR_ABRT;
}
/* Keep the listening PCBs running */
switch (pcb->local_port) // tell LWIP to accept further connections on the listening PCB
{
case ftpPort: // FTP
tcp_accepted(ftp_main_pcb);
break;
case telnetPort: // Telnet
tcp_accepted(telnet_pcb);
break;
default: // HTTP and FTP data
tcp_accepted((pcb->local_port == httpPort) ? http_pcb : ftp_pasv_pcb);
break;
}
tcp_arg(pcb, cs); // tell LWIP that this is the structure we wish to be passed for our callbacks
tcp_recv(pcb, conn_recv); // tell LWIP that we wish to be informed of incoming data by a call to the conn_recv() function
tcp_err(pcb, conn_err);
tcp_poll(pcb, conn_poll, 4);
return ERR_OK;
}
static err_t net_server_accept(void *arg, struct tcp_pcb *newpcb, err_t err)
{
struct net_server_instance *instance;
struct net_server_connstate *cs;
instance = (struct net_server_instance *)arg;
cs = cs_new(instance);
if(!cs)
return ERR_MEM;
tcp_accepted(instance->listen_pcb);
tcp_arg(newpcb, cs);
tcp_recv(newpcb, net_server_recv);
tcp_err(newpcb, net_server_err);
return ERR_OK;
}
/**
* A new incoming connection has been accepted.
*/
err_t http_simple_accept(void *arg, struct tcp_pcb *pcb, err_t err)
{
LWIP_UNUSED_ARG(err);
/* Decrease the listen backlog counter */
tcp_accepted(((struct tcp_pcb_listen*)arg));
tcp_setprio(pcb, ECHO_TCP_PRIO);
/* Set up the various callback functions */
tcp_recv(pcb, http_simple_recv);
tcp_err(pcb, NULL);
tcp_poll(pcb, NULL, ECHO_POLL_INTERVAL);
tcp_sent(pcb, NULL);
return ERR_OK;
}
static err_t newConnection(void *arg, struct tcp_pcb *newpcb, err_t err) {
err_t error;
printf("new connection: %p\n", newpcb);
if (connectedPCB != NULL){
printf("too many connections\n" );
error = tcp_close(newpcb);
if (error != ERR_OK){
printf("Unable to close the connection: %d\n", error);
}
}
connectedPCB = newpcb;
tcp_sent(newpcb, sent);
tcp_recv(newpcb,recv );
tcp_accepted(newpcb);
return ERR_OK;
}
/*
* \brief Callback from LWIP when a client connects to our TCP listen sock
*/
static err_t accept_cb(void *arg, struct tcp_pcb *tpcb, err_t err)
{
printf("bfscope: connected\n");
assert(err == ERR_OK);
tcp_recv(tpcb, recv_cb);
tcp_sent(tpcb, send_cb);
tcp_err(tpcb, error_cb);
tcp_arg(tpcb, (void*)tpcb);
tcp_accepted(tpcb);
bfscope_client = tpcb;
return ERR_OK;
}
/**
* A new incoming connection has been accepted.
*/
static err_t
http_accept(void *arg, struct tcp_pcb *pcb, err_t err)
{
struct http_state *hs;
struct tcp_pcb_listen *lpcb = (struct tcp_pcb_listen*)arg;
LWIP_UNUSED_ARG(err);
LWIP_DEBUGF(HTTPD_DEBUG, ("http_accept(%p)\n", arg));
/* Decrease the listen backlog counter */
tcp_accepted(lpcb);
tcp_setprio(pcb, HTTPD_TCP_PRIO);
/* Allocate memory for the structure that holds the state of the
connection. */
hs = http_state_alloc();
if (hs == NULL) {
LWIP_DEBUGF(HTTPD_DEBUG, ("http_accept: Out of memory, RST\n"));
return ERR_MEM;
}
/* Initialize the structure. */
hs->file = NULL;
#if HTTPD_SUPPORT_DYNAMIC_PAGES
hs->file_orig = NULL;
#endif /* HTTPD_SUPPORT_DYNAMIC_PAGES */
hs->left = 0;
hs->retries = 0;
#if HTTPD_TRACK_SENT_BYTES
hs->sent_total = 0;
#endif /* HTTPD_TRACK_SENT_BYTES */
/* Tell TCP that this is the structure we wish to be passed for our
callbacks. */
tcp_arg(pcb, hs);
/* Set up the various callback functions */
tcp_recv(pcb, http_recv);
tcp_err(pcb, http_err);
tcp_poll(pcb, http_poll, HTTPD_POLL_INTERVAL);
tcp_sent(pcb, http_sent);
return ERR_OK;
}
/**
* Accept the client and resume accepting thread.
*/
static void tcp_accept_resume(struct socket_t *socket_p)
{
struct tcp_accept_args_t *args_p;
struct tcp_pcb *pcb_p;
fs_counter_increment(&module.tcp_accepts, 1);
pcb_p = socket_p->input.u.accept.pcb_p;
socket_p->input.u.accept.left = 0;
socket_p->input.u.accept.pcb_p = NULL;
args_p = socket_p->input.cb.args_p;
tcp_arg(pcb_p, args_p->accepted_p);
tcp_recv(pcb_p, on_tcp_recv);
tcp_sent(pcb_p, on_tcp_sent);
tcp_err(pcb_p, on_tcp_err);
init(args_p->accepted_p, SOCKET_TYPE_STREAM, pcb_p);
tcp_accepted(((struct tcp_pcb *)socket_p->pcb_p));
resume_thrd(socket_p->input.cb.thrd_p, 0);
}
/**
* Indicate data has been received from a TCP pcb contained in a netconn
* Called from netconn_recv
*
* @param msg the api_msg_msg pointing to the connection
*/
void
do_recv(struct api_msg_msg *msg)
{
#if LWIP_TCP
if (!ERR_IS_FATAL(msg->conn->err)) {
if (msg->conn->pcb.tcp != NULL) {
if (msg->conn->type == NETCONN_TCP) {
#if TCP_LISTEN_BACKLOG
if (msg->conn->pcb.tcp->state == LISTEN) {
tcp_accepted(msg->conn->pcb.tcp);
} else
#endif /* TCP_LISTEN_BACKLOG */
{
tcp_recved(msg->conn->pcb.tcp, msg->msg.r.len);
}
}
}
}
#endif /* LWIP_TCP */
TCPIP_APIMSG_ACK(msg);
}
/**
* Indicate data has been received from a TCP pcb contained in a netconn
* Called from netconn_recv
*
* @param msg the api_msg_msg pointing to the connection
*/
void
do_recv(struct api_msg_msg *msg)
{
msg->err = ERR_OK;
if (msg->conn->pcb.tcp != NULL) {
if (msg->conn->type == NETCONN_TCP) {
#if TCP_LISTEN_BACKLOG
if (msg->conn->pcb.tcp->state == LISTEN) {
tcp_accepted(msg->conn->pcb.tcp);
} else
#endif /* TCP_LISTEN_BACKLOG */
{
u32_t remaining = msg->msg.r.len;
do {
u16_t recved = (remaining > 0xffff) ? 0xffff : (u16_t)remaining;
tcp_recved(msg->conn->pcb.tcp, recved);
remaining -= recved;
} while(remaining != 0);
}
}
}
TCPIP_APIMSG_ACK(msg);
}
static socket_error_t lwipv4_socket_accept(struct socket *sock, socket_api_handler_t handler) {
if (sock == NULL || sock->impl == NULL)
return SOCKET_ERROR_NULL_PTR;
switch (sock->family) {
case SOCKET_DGRAM:
return SOCKET_ERROR_UNIMPLEMENTED;
case SOCKET_STREAM:
{
struct tcp_pcb *tcp = (struct tcp_pcb *)sock->impl;
tcp_accepted(tcp);
tcp_arg(tcp, (void*) sock);
tcp_err(tcp, tcp_error_handler);
tcp_sent(tcp,irqTCPSent);
tcp_recv(tcp, irqTCPRecv);
break;
}
default:
return SOCKET_ERROR_BAD_FAMILY;
}
sock->handler = (void*)handler;
sock->rxBufChain = NULL;
return SOCKET_ERROR_NONE;
}
net_connection_t net_accept(spdid_t spdid, net_connection_t nc)
{
struct intern_connection *ic, *new_ic;
net_connection_t ret = -1;
//NET_LOCK_TAKE();
ic = net_verify_tcp_connection(nc, &ret);
if (NULL == ic) {
ret = -EINVAL;
goto done;
}
/* No accepts are pending on this connection?: block */
if (NULL == ic->accepted_ic) {
ret = -EAGAIN;
goto done;
/* assert(ic->tid == cos_get_thd_id()); */
/* ic->thd_status = ACCEPTING; */
/* NET_LOCK_RELEASE(); */
/* prints("net_accept: blocking!"); */
/* if (sched_block(cos_spd_id(), 0) < 0) BUG(); */
/* NET_LOCK_TAKE(); */
/* assert(ACTIVE == ic->thd_status); */
}
assert(NULL != ic->accepted_ic && NULL != ic->accepted_last);
new_ic = ic->accepted_ic;
ic->accepted_ic = new_ic->next;
if (NULL == ic->accepted_ic) ic->accepted_last = NULL;
new_ic->next = NULL;
assert(ic->conn.tp);
tcp_accepted(ic->conn.tp);
ret = net_conn_get_opaque(new_ic);
done:
//NET_LOCK_RELEASE();
return ret;
}
static err_t
http_accept(void *arg, struct tcp_pcb *pcb, err_t err) {
struct http_state *http;
tcp_setprio(pcb, TCP_PRIO_MIN);
/* Allocate memory for the structure that holds the state of the
connection. */
http = mem_malloc(sizeof (struct http_state));
if (http == NULL) {
printf("http_accept: Out of memory\n");
return ERR_MEM;
}
/* Initialize the structure. */
http->retries = 0;
httpd_init(http);
/* Tell TCP that this is the structure we wish to be passed for our
callbacks. */
tcp_arg(pcb, http);
/* Tell TCP that we wish to be informed of incoming data by a call
to the http_recv() function. */
tcp_recv(pcb, http_recv);
tcp_err(pcb, conn_err);
tcp_sent(pcb, http_sent);
tcp_poll(pcb, http_poll, 4);
tcp_accepted(listen_pcb); //lwip 1.3.0
// printf("accept!\n");
return ERR_OK;
}
void tcp_accepted1(struct tcp_pcb *pcb)
{
tcp_accepted(pcb); // tcp_accepted() is a macro
}
/**
* Accept callback function for TCP netconns.
*/
static err_t net_tcp_accept_cb(void *arg,
struct tcp_pcb *newpcb, err_t err)
{
err_t err_ret = ERR_OK;
struct tls_netconn *conn = (struct tls_netconn *)arg;
struct tls_netconn *newconn;
struct tcp_pcb *pcb;
u32 cpu_sr;
//TLS_DBGPRT_INFO("=====>\n");
#if 0
if (conn->tcp_connect_cnt >= TLS_MAX_SOCKET_NUM) {
return ERR_ABRT;
}
#endif
newconn = net_alloc_socket(conn);
if (!newconn) {
/* connection aborted */
/* not happen */
tcp_abort(newpcb);
//printf("\r\nnet_tcp_accept_cb err\r\n");
return ERR_ABRT;
}
if (conn){
tcp_accepted(conn->pcb.tcp);
}
//conn->tcp_connect_cnt++;
newconn->used = true;
newconn->pcb.tcp = newpcb;
newconn->client = true;
newconn->idle_time = conn->idle_time;
newconn->proto = TLS_NETCONN_TCP;
newconn->state = NETCONN_STATE_CONNECTED;
pcb = newconn->pcb.tcp;
ip_set_option(newconn->pcb.tcp, SOF_KEEPALIVE);
newconn->skd = conn->skd;
tcp_arg(pcb, newconn);
tcp_recv(pcb, net_tcp_recv_cb);
//tcp_sent(pcb, net_tcp_sent_cb);
tcp_poll(pcb, net_tcp_poll_cb, 2);
tcp_err(pcb, net_tcp_err_cb);
cpu_sr = tls_os_set_critical();
dl_list_add_tail(&conn->list, &newconn->list);
tls_os_release_critical(cpu_sr);
newconn->port = host_to_le16(pcb->remote_port);
newconn->localport = conn->localport;
ip_addr_set(&newconn->addr, &pcb->remote_ip);
net_send_event_to_hostif(newconn, NET_EVENT_TCP_JOINED);
if(conn->skd->acceptf != NULL)
{
err_ret =conn->skd->acceptf(newconn->skt_num, err);
if(err_ret == ERR_ABRT)
{
tcp_abort(pcb);
}
}
//conn->state = NETCONN_STATE_CONNECTED;
return err_ret;
}
STATIC mp_obj_t lwip_socket_accept(mp_obj_t self_in) {
lwip_socket_obj_t *socket = self_in;
if (socket->pcb == NULL) {
nlr_raise(mp_obj_new_exception_arg1(&mp_type_OSError, MP_OBJ_NEW_SMALL_INT(EBADF)));
}
if (socket->type != MOD_NETWORK_SOCK_STREAM) {
nlr_raise(mp_obj_new_exception_arg1(&mp_type_OSError, MP_OBJ_NEW_SMALL_INT(EOPNOTSUPP)));
}
// I need to do this because "tcp_accepted", later, is a macro.
struct tcp_pcb *listener = (struct tcp_pcb*)socket->pcb;
if (listener->state != LISTEN) {
nlr_raise(mp_obj_new_exception_arg1(&mp_type_OSError, MP_OBJ_NEW_SMALL_INT(EINVAL)));
}
// accept incoming connection
if (socket->incoming == NULL) {
if (socket->timeout != -1) {
for (mp_uint_t retries = socket->timeout / 100; retries--;) {
mp_hal_delay_ms(100);
if (socket->incoming != NULL) break;
}
if (socket->incoming == NULL) {
nlr_raise(mp_obj_new_exception_arg1(&mp_type_OSError, MP_OBJ_NEW_SMALL_INT(ETIMEDOUT)));
}
} else {
while (socket->incoming == NULL) {
mp_hal_delay_ms(100);
}
}
}
// create new socket object
lwip_socket_obj_t *socket2 = m_new_obj_with_finaliser(lwip_socket_obj_t);
socket2->base.type = (mp_obj_t)&lwip_socket_type;
// We get a new pcb handle...
socket2->pcb = socket->incoming;
socket->incoming = NULL;
// ...and set up the new socket for it.
socket2->domain = MOD_NETWORK_AF_INET;
socket2->type = MOD_NETWORK_SOCK_STREAM;
socket2->incoming = NULL;
socket2->timeout = socket->timeout;
socket2->connected = 2;
socket2->leftover_count = 0;
tcp_arg((struct tcp_pcb*)socket2->pcb, (void*)socket2);
tcp_err((struct tcp_pcb*)socket2->pcb, _lwip_tcp_error);
tcp_recv((struct tcp_pcb*)socket2->pcb, _lwip_tcp_recv);
tcp_accepted(listener);
// make the return value
uint8_t ip[NETUTILS_IPV4ADDR_BUFSIZE];
memcpy(ip, &(((struct tcp_pcb*)socket2->pcb)->remote_ip), 4);
mp_uint_t port = (mp_uint_t)((struct tcp_pcb*)socket2->pcb)->remote_port;
mp_obj_tuple_t *client = mp_obj_new_tuple(2, NULL);
client->items[0] = socket2;
client->items[1] = netutils_format_inet_addr(ip, port, NETUTILS_BIG);
return client;
}
STATIC mp_obj_t lwip_socket_accept(mp_obj_t self_in) {
lwip_socket_obj_t *socket = self_in;
if (socket->pcb.tcp == NULL) {
mp_raise_OSError(MP_EBADF);
}
if (socket->type != MOD_NETWORK_SOCK_STREAM) {
mp_raise_OSError(MP_EOPNOTSUPP);
}
// I need to do this because "tcp_accepted", later, is a macro.
struct tcp_pcb *listener = socket->pcb.tcp;
if (listener->state != LISTEN) {
mp_raise_OSError(MP_EINVAL);
}
// accept incoming connection
if (socket->incoming.connection == NULL) {
if (socket->timeout == 0) {
mp_raise_OSError(MP_EAGAIN);
} else if (socket->timeout != -1) {
for (mp_uint_t retries = socket->timeout / 100; retries--;) {
mp_hal_delay_ms(100);
if (socket->incoming.connection != NULL) break;
}
if (socket->incoming.connection == NULL) {
mp_raise_OSError(MP_ETIMEDOUT);
}
} else {
while (socket->incoming.connection == NULL) {
poll_sockets();
}
}
}
// create new socket object
lwip_socket_obj_t *socket2 = m_new_obj_with_finaliser(lwip_socket_obj_t);
socket2->base.type = (mp_obj_t)&lwip_socket_type;
// We get a new pcb handle...
socket2->pcb.tcp = socket->incoming.connection;
socket->incoming.connection = NULL;
// ...and set up the new socket for it.
socket2->domain = MOD_NETWORK_AF_INET;
socket2->type = MOD_NETWORK_SOCK_STREAM;
socket2->incoming.pbuf = NULL;
socket2->timeout = socket->timeout;
socket2->state = STATE_CONNECTED;
socket2->recv_offset = 0;
socket2->callback = MP_OBJ_NULL;
tcp_arg(socket2->pcb.tcp, (void*)socket2);
tcp_err(socket2->pcb.tcp, _lwip_tcp_error);
tcp_recv(socket2->pcb.tcp, _lwip_tcp_recv);
tcp_accepted(listener);
// make the return value
uint8_t ip[NETUTILS_IPV4ADDR_BUFSIZE];
memcpy(ip, &(socket2->pcb.tcp->remote_ip), sizeof(ip));
mp_uint_t port = (mp_uint_t)socket2->pcb.tcp->remote_port;
mp_obj_tuple_t *client = mp_obj_new_tuple(2, NULL);
client->items[0] = socket2;
client->items[1] = netutils_format_inet_addr(ip, port, NETUTILS_BIG);
return client;
}