int oobinline;
int pending_error; /* in case send() returns error */
int listener;
+ int nodelay, keepalive;
+ int privport, port;
struct Socket_tag *next;
struct Socket_tag **prev;
};
static void ot_tcp_set_frozen(Socket s, int is_frozen);
static const char *ot_tcp_socket_error(Socket s);
static void ot_recv(Actual_Socket s);
+static void ot_listenaccept(Actual_Socket s);
+static void ot_setoption(EndpointRef, OTXTILevel, OTXTIName, UInt32);
void ot_poll(void);
+
Socket ot_register(void *sock, Plug plug)
{
static struct socket_function_table fn_table = {
}
Socket ot_new(SockAddr addr, int port, int privport, int oobinline,
- int nodelay, Plug plug)
+ int nodelay, int keepalive, Plug plug)
{
static struct socket_function_table fn_table = {
ot_tcp_plug,
ret->localhost_only = 0; /* unused, but best init anyway */
ret->pending_error = 0;
ret->oobinline = oobinline;
+ ret->nodelay = nodelay;
+ ret->keepalive = keepalive;
ret->oobpending = FALSE;
ret->listener = 0;
return (Socket) ret;
}
- /* TODO: oobinline, nodelay */
+ if (ret->oobinline)
+ ot_setoption(ep, INET_TCP, TCP_OOBINLINE, T_YES);
+
+ if (ret->nodelay)
+ ot_setoption(ep, INET_TCP, TCP_NODELAY, T_YES);
+
+ if (ret->keepalive) {
+ ot_setoption(ep, INET_TCP, TCP_KEEPALIVE, T_YES);
+ }
/*
* Bind to local address.
ret->next->prev = &ret->next;
ot.socklist = ret;
+ /* XXX: don't know whether we can sk_addr_free(addr); */
+
return (Socket) ret;
}
-Socket ot_newlistener(char *foobar, int port, Plug plug, int local_host_only)
+Socket ot_newlistener(char *srcaddr, int port, Plug plug, int local_host_only,
+ int address_family)
{
- Actual_Socket s;
+ static struct socket_function_table fn_table = {
+ ot_tcp_plug,
+ ot_tcp_close,
+ ot_tcp_write,
+ ot_tcp_write_oob,
+ ot_tcp_flush,
+ ot_tcp_set_private_ptr,
+ ot_tcp_get_private_ptr,
+ ot_tcp_set_frozen,
+ ot_tcp_socket_error
+ };
+
+ Actual_Socket ret;
+ EndpointRef ep;
+ OSStatus err;
+ InetAddress addr;
+ TBind tbind;
- return (Socket) s;
+ ret = snew(struct Socket_tag);
+ ret->fn = &fn_table;
+ ret->error = kOTNoError;
+ ret->plug = plug;
+ bufchain_init(&ret->output_data);
+ ret->writable = 0; /* to start with */
+ ret->sending_oob = 0;
+ ret->frozen = 0;
+ ret->frozen_readable = 0;
+ ret->localhost_only = local_host_only;
+ ret->pending_error = 0;
+ ret->oobinline = 0;
+ ret->oobpending = FALSE;
+ ret->listener = 1;
+
+ /* Open Endpoint, configure it for TCP over anything, and load the
+ * tilisten module to serialize multiple simultaneous
+ * connections. */
+
+ ep = OTOpenEndpoint(OTCreateConfiguration("tilisten,tcp"), 0, NULL, &err);
+
+ ret->ep = ep;
+
+ if (err) {
+ ret->error = err;
+ return (Socket) ret;
+ }
+
+ ot_setoption(ep, INET_IP, IP_REUSEADDR, T_YES);
+
+ OTInitInetAddress(&addr, port, kOTAnyInetAddress);
+ /* XXX: pay attention to local_host_only */
+
+ tbind.addr.buf = (UInt8 *) &addr;
+ tbind.addr.len = sizeof(addr);
+ tbind.qlen = 10;
+
+ err = OTBind(ep, &tbind, NULL); /* XXX: check qlen we got */
+
+ if (err) {
+ ret->error = err;
+ return (Socket) ret;
+ }
+
+ /* Add this to the list of all sockets */
+ ret->next = ot.socklist;
+ ret->prev = &ot.socklist;
+ if (ret->next != NULL)
+ ret->next->prev = &ret->next;
+ ot.socklist = ret;
+
+ return (Socket) ret;
}
static void ot_tcp_close(Socket sock)
case T_EXDATA: /* Expedited Data (urgent?) */
ot_recv(s);
break;
+ case T_LISTEN: /* Connection attempt */
+ ot_listenaccept(s);
+ break;
+ case T_ORDREL: /* Orderly disconnect */
+ plug_closing(s->plug, NULL, 0, 0);
+ break;
+ case T_DISCONNECT: /* Abortive disconnect*/
+ plug_closing(s->plug, NULL, 0, 0);
+ break;
}
}
}
void ot_recv(Actual_Socket s)
{
OTResult o;
- char buf[20480];
+ char buf[2048];
OTFlags flags;
if (s->frozen) return;
- do {
- o = OTRcv(s->ep, buf, sizeof(buf), &flags);
- if (o > 0)
- plug_receive(s->plug, 0, buf, o);
- if (o < 0 && o != kOTNoDataErr)
- plug_closing(s->plug, NULL, 0, 0); /* XXX Error msg */
- } while (o > 0);
+ o = OTRcv(s->ep, buf, sizeof(buf), &flags);
+ if (o > 0)
+ plug_receive(s->plug, 0, buf, o);
+ if (o < 0 && o != kOTNoDataErr)
+ plug_closing(s->plug, NULL, 0, 0); /* XXX Error msg */
+}
+
+void ot_listenaccept(Actual_Socket s)
+{
+ OTResult o;
+ OSStatus err;
+ InetAddress remoteaddr;
+ TCall tcall;
+ EndpointRef ep;
+
+ tcall.addr.maxlen = sizeof(InetAddress);
+ tcall.addr.buf = (unsigned char *)&remoteaddr;
+ tcall.opt.maxlen = 0;
+ tcall.opt.buf = NULL;
+ tcall.udata.maxlen = 0;
+ tcall.udata.buf = NULL;
+
+ o = OTListen(s->ep, &tcall);
+
+ if (o != kOTNoError)
+ return;
+
+ /* We've found an incoming connection, accept it */
+
+ ep = OTOpenEndpoint(OTCreateConfiguration("tcp"), 0, NULL, &err);
+ o = OTAccept(s->ep, ep, &tcall);
+ if (plug_accepting(s->plug, ep)) {
+ OTUnbind(ep);
+ OTCloseProvider(ep);
+ }
}
+static void ot_setoption(EndpointRef ep,
+ OTXTILevel level,
+ OTXTIName name,
+ UInt32 value)
+{
+ TOption option;
+ TOptMgmt request;
+ TOptMgmt result;
+
+ if (name == TCP_KEEPALIVE) {
+ option.len = sizeof(struct t_kpalive);
+ option.value[1] = T_UNSPEC;
+ } else
+ option.len = kOTFourByteOptionSize;
+ option.level = level;
+ option.name = name;
+ option.status = 0;
+ option.value[0] = value;
+
+ request.opt.buf = (unsigned char *) &option;
+ request.opt.len = sizeof(option);
+ request.flags = T_NEGOTIATE;
+
+ result.opt.buf = (unsigned char *) &option;
+ result.opt.maxlen = sizeof(option);
+
+ OTOptionManagement(ep, &request, &result);
+}
/*
* Local Variables: