fixes #1345 Restructure the source tree

This is not quite complete, but it sets the stage for other
protocols (such as zmq or mqtt) to be added to the project.

1 files changed, 297 insertions, 0 deletions

diff --git a/src/sp/transport/tcp/tcp_test.c b/src/sp/transport/tcp/tcp_test.c
new file mode 100644
index 00000000..d23227d7
--- /dev/null
+++ b/src/sp/transport/tcp/tcp_test.c
@@ -0,0 +1,297 @@
+//
+// Copyright 2020 Staysail Systems, Inc. <info@staysail.tech>
+// Copyright 2018 Capitar IT Group BV <info@capitar.com>
+// Copyright 2018 Devolutions <info@devolutions.net>
+// Copyright 2018 Cody Piersall <cody.piersall@gmail.com>
+//
+// This software is supplied under the terms of the MIT License, a
+// copy of which should be located in the distribution where this
+// file was obtained (LICENSE.txt).  A copy of the license may also be
+// found online at https://opensource.org/licenses/MIT.
+//
+
+
+#include <nuts.h>
+
+// TCP tests.
+
+static void
+test_tcp_wild_card_connect_fail(void)
+{
+	nng_socket s;
+	char       addr[NNG_MAXADDRLEN];
+
+	NUTS_OPEN(s);
+	(void) snprintf(addr, sizeof(addr), "tcp://*:%u", nuts_next_port());
+	NUTS_FAIL(nng_dial(s, addr, NULL, 0), NNG_EADDRINVAL);
+	NUTS_CLOSE(s);
+}
+
+void
+test_tcp_wild_card_bind(void)
+{
+	nng_socket s1;
+	nng_socket s2;
+	char       addr[NNG_MAXADDRLEN];
+	uint16_t   port;
+
+	port = nuts_next_port();
+
+	NUTS_OPEN(s1);
+	NUTS_OPEN(s2);
+	(void) snprintf(addr, sizeof(addr), "tcp4://*:%u", port);
+	NUTS_PASS(nng_listen(s1, addr, NULL, 0));
+	(void) snprintf(addr, sizeof(addr), "tcp://127.0.0.1:%u", port);
+	NUTS_PASS(nng_dial(s2, addr, NULL, 0));
+	NUTS_CLOSE(s2);
+	NUTS_CLOSE(s1);
+}
+
+void
+test_tcp_local_address_connect(void)
+{
+
+	nng_socket s1;
+	nng_socket s2;
+	char       addr[NNG_MAXADDRLEN];
+	uint16_t   port;
+
+	NUTS_OPEN(s1);
+	NUTS_OPEN(s2);
+	port = nuts_next_port();
+	(void) snprintf(addr, sizeof(addr), "tcp://127.0.0.1:%u", port);
+	NUTS_PASS(nng_listen(s1, addr, NULL, 0));
+	(void) snprintf(
+	    addr, sizeof(addr), "tcp://127.0.0.1;127.0.0.1:%u", port);
+	NUTS_PASS(nng_dial(s2, addr, NULL, 0));
+	NUTS_CLOSE(s2);
+	NUTS_CLOSE(s1);
+}
+
+void
+test_tcp_port_zero_bind(void)
+{
+	nng_socket   s1;
+	nng_socket   s2;
+	nng_sockaddr sa;
+	nng_listener l;
+	char *       addr;
+
+	NUTS_OPEN(s1);
+	NUTS_OPEN(s2);
+	NUTS_PASS(nng_listen(s1, "tcp://127.0.0.1:0", &l, 0));
+	NUTS_PASS(nng_listener_get_string(l, NNG_OPT_URL, &addr));
+	NUTS_TRUE(memcmp(addr, "tcp://", 6) == 0);
+	NUTS_PASS(nng_listener_get_addr(l, NNG_OPT_LOCADDR, &sa));
+	NUTS_TRUE(sa.s_in.sa_family == NNG_AF_INET);
+	NUTS_TRUE(sa.s_in.sa_port != 0);
+	NUTS_TRUE(sa.s_in.sa_addr = nuts_be32(0x7f000001));
+	NUTS_PASS(nng_dial(s2, addr, NULL, 0));
+	nng_strfree(addr);
+	NUTS_CLOSE(s2);
+	NUTS_CLOSE(s1);
+}
+
+void
+test_tcp_bad_local_interface(void)
+{
+	nng_socket s1;
+
+	NUTS_OPEN(s1);
+	NUTS_FAIL(nng_dial(s1, "tcp://bogus1;127.0.0.1:80", NULL, 0),
+	    NNG_EADDRINVAL);
+	NUTS_CLOSE(s1);
+}
+
+void
+test_tcp_non_local_address(void)
+{
+	nng_socket s1;
+
+	NUTS_OPEN(s1);
+	NUTS_FAIL(nng_dial(s1, "tcp://8.8.8.8;127.0.0.1:80", NULL, 0),
+	    NNG_EADDRINVAL);
+	NUTS_CLOSE(s1);
+}
+
+void
+test_tcp_malformed_address(void)
+{
+	nng_socket s1;
+
+	NUTS_OPEN(s1);
+	NUTS_FAIL(
+	    nng_dial(s1, "tcp://127.0.0.1", NULL, 0), NNG_EADDRINVAL);
+	NUTS_FAIL(
+	    nng_dial(s1, "tcp://127.0.0.1.32", NULL, 0), NNG_EADDRINVAL);
+	NUTS_FAIL(
+	    nng_dial(s1, "tcp://127.0.x.1.32", NULL, 0), NNG_EADDRINVAL);
+	NUTS_FAIL(
+	    nng_listen(s1, "tcp://127.0.0.1.32", NULL, 0), NNG_EADDRINVAL);
+	NUTS_FAIL(
+	    nng_listen(s1, "tcp://127.0.x.1.32", NULL, 0), NNG_EADDRINVAL);
+	NUTS_CLOSE(s1);
+}
+
+void
+test_tcp_no_delay_option(void)
+{
+	nng_socket   s;
+	nng_dialer   d;
+	nng_listener l;
+	bool         v;
+	int          x;
+	char         *addr;
+
+	NUTS_ADDR(addr, "tcp");
+
+	NUTS_OPEN(s);
+#ifndef NNG_ELIDE_DEPRECATED
+	NUTS_PASS(nng_socket_get_bool(s, NNG_OPT_TCP_NODELAY, &v));
+	NUTS_TRUE(v);
+#endif
+	NUTS_PASS(nng_dialer_create(&d, s, addr));
+	NUTS_PASS(nng_dialer_get_bool(d, NNG_OPT_TCP_NODELAY, &v));
+	NUTS_TRUE(v);
+	NUTS_PASS(nng_dialer_set_bool(d, NNG_OPT_TCP_NODELAY, false));
+	NUTS_PASS(nng_dialer_get_bool(d, NNG_OPT_TCP_NODELAY, &v));
+	NUTS_TRUE(v == false);
+	NUTS_FAIL(
+	    nng_dialer_get_int(d, NNG_OPT_TCP_NODELAY, &x), NNG_EBADTYPE);
+	x = 0;
+	NUTS_FAIL(
+	    nng_dialer_set_int(d, NNG_OPT_TCP_NODELAY, x), NNG_EBADTYPE);
+	// This assumes sizeof (bool) != sizeof (int)
+	if (sizeof(bool) != sizeof(int)) {
+		NUTS_FAIL(
+		    nng_dialer_set(d, NNG_OPT_TCP_NODELAY, &x, sizeof(x)),
+		    NNG_EINVAL);
+	}
+
+	NUTS_PASS(nng_listener_create(&l, s, addr));
+	NUTS_PASS(nng_listener_get_bool(l, NNG_OPT_TCP_NODELAY, &v));
+	NUTS_TRUE(v == true);
+	x = 0;
+	NUTS_FAIL(
+	    nng_listener_set_int(l, NNG_OPT_TCP_NODELAY, x), NNG_EBADTYPE);
+	// This assumes sizeof (bool) != sizeof (int)
+	NUTS_FAIL(nng_listener_set(l, NNG_OPT_TCP_NODELAY, &x, sizeof(x)),
+	    NNG_EINVAL);
+
+	NUTS_PASS(nng_dialer_close(d));
+	NUTS_PASS(nng_listener_close(l));
+
+	// Make sure socket wide defaults apply.
+#ifndef NNG_ELIDE_DEPRECATED
+	NUTS_PASS(nng_socket_set_bool(s, NNG_OPT_TCP_NODELAY, true));
+	v = false;
+	NUTS_PASS(nng_socket_get_bool(s, NNG_OPT_TCP_NODELAY, &v));
+	NUTS_TRUE(v);
+	NUTS_PASS(nng_socket_set_bool(s, NNG_OPT_TCP_NODELAY, false));
+	NUTS_PASS(nng_dialer_create(&d, s, addr));
+	NUTS_PASS(nng_dialer_get_bool(d, NNG_OPT_TCP_NODELAY, &v));
+	NUTS_TRUE(v == false);
+#endif
+	NUTS_CLOSE(s);
+}
+
+void
+test_tcp_keep_alive_option(void)
+{
+	nng_socket   s;
+	nng_dialer   d;
+	nng_listener l;
+	bool         v;
+	int          x;
+	char         *addr;
+
+	NUTS_ADDR(addr, "tcp");
+	NUTS_OPEN(s);
+#ifndef NNG_ELIDE_DEPRECATED
+	NUTS_PASS(nng_socket_get_bool(s, NNG_OPT_TCP_KEEPALIVE, &v));
+	NUTS_TRUE(v == false);
+#endif
+	NUTS_PASS(nng_dialer_create(&d, s, addr));
+	NUTS_PASS(nng_dialer_get_bool(d, NNG_OPT_TCP_KEEPALIVE, &v));
+	NUTS_TRUE(v == false);
+	NUTS_PASS(nng_dialer_set_bool(d, NNG_OPT_TCP_KEEPALIVE, true));
+	NUTS_PASS(nng_dialer_get_bool(d, NNG_OPT_TCP_KEEPALIVE, &v));
+	NUTS_TRUE(v);
+	NUTS_FAIL(
+	    nng_dialer_get_int(d, NNG_OPT_TCP_KEEPALIVE, &x), NNG_EBADTYPE);
+	x = 1;
+	NUTS_FAIL(
+	    nng_dialer_set_int(d, NNG_OPT_TCP_KEEPALIVE, x), NNG_EBADTYPE);
+
+	NUTS_PASS(nng_listener_create(&l, s, addr));
+	NUTS_PASS(nng_listener_get_bool(l, NNG_OPT_TCP_KEEPALIVE, &v));
+	NUTS_TRUE(v == false);
+	x = 1;
+	NUTS_FAIL(
+	    nng_listener_set_int(l, NNG_OPT_TCP_KEEPALIVE, x), NNG_EBADTYPE);
+
+	NUTS_PASS(nng_dialer_close(d));
+	NUTS_PASS(nng_listener_close(l));
+
+	// Make sure socket wide defaults apply.
+#ifndef NNG_ELIDE_DEPRECATED
+	NUTS_PASS(nng_socket_set_bool(s, NNG_OPT_TCP_KEEPALIVE, false));
+	v = true;
+	NUTS_PASS(nng_socket_get_bool(s, NNG_OPT_TCP_KEEPALIVE, &v));
+	NUTS_TRUE(v == false);
+	NUTS_PASS(nng_socket_set_bool(s, NNG_OPT_TCP_KEEPALIVE, true));
+	NUTS_PASS(nng_dialer_create(&d, s, addr));
+	NUTS_PASS(nng_dialer_get_bool(d, NNG_OPT_TCP_KEEPALIVE, &v));
+	NUTS_TRUE(v);
+#endif
+	NUTS_CLOSE(s);
+}
+
+void
+test_tcp_recv_max(void)
+{
+	char         msg[256];
+	char         buf[256];
+	nng_socket   s0;
+	nng_socket   s1;
+	nng_listener l;
+	size_t       sz;
+	char         *addr;
+
+	NUTS_ADDR(addr, "tcp");
+
+	NUTS_OPEN(s0);
+	NUTS_PASS(nng_socket_set_ms(s0, NNG_OPT_RECVTIMEO, 100));
+	NUTS_PASS(nng_socket_set_size(s0, NNG_OPT_RECVMAXSZ, 200));
+	NUTS_PASS(nng_listener_create(&l, s0, addr));
+	NUTS_PASS(nng_socket_get_size(s0, NNG_OPT_RECVMAXSZ, &sz));
+	NUTS_TRUE(sz == 200);
+	NUTS_PASS(nng_listener_set_size(l, NNG_OPT_RECVMAXSZ, 100));
+	NUTS_PASS(nng_listener_start(l, 0));
+
+	NUTS_OPEN(s1);
+	NUTS_PASS(nng_dial(s1, addr, NULL, 0));
+	NUTS_PASS(nng_send(s1, msg, 95, 0));
+	NUTS_PASS(nng_socket_set_ms(s1, NNG_OPT_SENDTIMEO, 100));
+	NUTS_PASS(nng_recv(s0, buf, &sz, 0));
+	NUTS_TRUE(sz == 95);
+	NUTS_PASS(nng_send(s1, msg, 150, 0));
+	NUTS_FAIL(nng_recv(s0, buf, &sz, 0), NNG_ETIMEDOUT);
+	NUTS_PASS(nng_close(s0));
+	NUTS_CLOSE(s1);
+}
+
+NUTS_TESTS = {
+
+	{ "tcp wild card connect fail", test_tcp_wild_card_connect_fail },
+	{ "tcp wild card bind", test_tcp_wild_card_bind },
+	{ "tcp port zero bind", test_tcp_port_zero_bind },
+	{ "tcp local address connect", test_tcp_local_address_connect },
+	{ "tcp bad local interface", test_tcp_bad_local_interface },
+	{ "tcp non-local address", test_tcp_non_local_address },
+	{ "tcp malformed address", test_tcp_malformed_address },
+	{ "tcp no delay option", test_tcp_no_delay_option },
+	{ "tcp keep alive option", test_tcp_keep_alive_option },
+	{ "tcp recv max", test_tcp_recv_max },
+	{ NULL, NULL },
+};
\ No newline at end of file