Squashed 'third_party/lksctp-tools/' content from commit 200eca7f1

Change-Id: I8f7575513f114b205178cac5c6b3706f3d725cb5
git-subtree-dir: third_party/lksctp-tools
git-subtree-split: 200eca7f1419b1ae53958b51e8551f7e7f6cd467
diff --git a/src/func_tests/test_getname.c b/src/func_tests/test_getname.c
new file mode 100644
index 0000000..5fc4b3c
--- /dev/null
+++ b/src/func_tests/test_getname.c
@@ -0,0 +1,278 @@
+/* SCTP kernel Implementation
+ * (C) Copyright IBM Corp. 2004
+ * Copyright (c) 1999-2001 Motorola, Inc.
+ *
+ * The SCTP implementation is free software;
+ * you can redistribute it and/or modify it under the terms of
+ * the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * The SCTP implementation is distributed in the hope that it
+ * will be useful, but WITHOUT ANY WARRANTY; without even the implied
+ *                 ************************
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GNU CC; see the file COPYING.  If not, write to
+ * the Free Software Foundation, 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ * Please send any bug reports or fixes you make to the
+ * email address(es):
+ *    lksctp developers <lksctp-developers@lists.sourceforge.net>
+ *
+ * Or submit a bug report through the following website:
+ *    http://www.sf.net/projects/lksctp
+ *
+ * Any bugs reported given to us we will try to fix... any fixes shared will
+ * be incorporated into the next SCTP release.
+ *
+ * Written or modified by:
+ *    Sridhar Samudrala		<sri@us.ibm.com>
+ */
+
+/* This is a kernel test to verify getsockname() and getpeername() interfaces
+ * for single-homed one-to-one style sockets.
+ */
+
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <fcntl.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/uio.h>
+#include <netinet/in.h>
+#include <errno.h>
+#include <netinet/sctp.h>
+#include <sctputil.h>
+
+char *TCID = __FILE__;
+int TST_TOTAL = 13;
+int TST_CNT = 0;
+
+#define MAX_CLIENTS 10
+
+int
+main(int argc, char *argv[])
+{
+	int clt_sk, svr_sk, accept_sk;
+	sockaddr_storage_t svr_loop, accept_loop;
+	sockaddr_storage_t svr_local_addr, svr_peer_addr;
+	sockaddr_storage_t clt_local_addr, clt_peer_addr;
+	socklen_t len;
+	int error;
+	int pf_class;
+	int fd, err_no = 0;
+	char filename[21];
+
+        /* Rather than fflush() throughout the code, set stdout to 
+	 * be unbuffered.  
+	 */ 
+	setvbuf(stdout, NULL, _IONBF, 0); 
+
+	/* Initialize the server and client addresses. */ 
+#if TEST_V6
+	pf_class = PF_INET6;
+        svr_loop.v6.sin6_family = AF_INET6;
+        svr_loop.v6.sin6_addr = (struct in6_addr)SCTP_IN6ADDR_ANY_INIT;
+        svr_loop.v6.sin6_port = htons(SCTP_TESTPORT_1);
+#else
+	pf_class = PF_INET;
+	svr_loop.v4.sin_family = AF_INET;
+	svr_loop.v4.sin_addr.s_addr = INADDR_ANY;
+	svr_loop.v4.sin_port = htons(SCTP_TESTPORT_1);
+#endif
+
+	/* Create and bind the listening server socket.  */
+        svr_sk = test_socket(pf_class, SOCK_STREAM, IPPROTO_SCTP);
+	test_bind(svr_sk, &svr_loop.sa, sizeof(svr_loop));
+
+	memset(&svr_local_addr, 0x00, sizeof(svr_local_addr));
+	len = sizeof(svr_local_addr);
+	/* Verify that getsockname() on an unconnected socket works fine. */
+	error = getsockname(svr_sk, (struct sockaddr *)&svr_local_addr, &len);
+	if (0 != error)
+		tst_brkm(TBROK, tst_exit, "getsockname: %s", strerror(errno));
+
+	tst_resm(TPASS, "getsockname on an unconnected socket");
+
+	memset(&svr_peer_addr, 0x00, sizeof(svr_peer_addr));
+	len = sizeof(svr_peer_addr);
+	/* Verify that getpeername() on an unconnected socket fails. */
+	error = getpeername(svr_sk, (struct sockaddr *)&svr_peer_addr, &len);
+	if ((-1 != error) || (ENOTCONN != errno))
+		tst_brkm(TBROK, tst_exit, "getpeername on an unconnected "
+			 "socket error:%d, errno:%d", error, errno);
+
+	tst_resm(TPASS, "getpeername on an unconnected socket");
+
+	/* Mark svr_sk as being able to accept new associations.  */
+	test_listen(svr_sk, 5);
+
+	/* Create the client socket.  */
+	clt_sk = test_socket(pf_class, SOCK_STREAM, IPPROTO_SCTP);
+	
+	/* Do a blocking connect from clt_sk to svr_sk */      
+#if TEST_V6
+	svr_loop.v6.sin6_addr = in6addr_loopback;
+#else
+	svr_loop.v4.sin_addr.s_addr = SCTP_IP_LOOPBACK;
+#endif
+	test_connect(clt_sk, &svr_loop.sa, sizeof(svr_loop));
+
+	memset(&clt_local_addr, 0x00, sizeof(clt_local_addr));
+	len = sizeof(clt_local_addr);
+	/* Get the client's local address. */
+	error = getsockname(clt_sk, (struct sockaddr *)&clt_local_addr, &len);
+	if (0 != error)
+		tst_brkm(TBROK, tst_exit, "getsockname on a connected client "
+			 "socket: %s", strerror(errno));
+
+	tst_resm(TPASS, "getsockname on a connected client socket");
+
+	memset(&clt_peer_addr, 0x00, sizeof(clt_peer_addr));
+	len = sizeof(clt_peer_addr);
+	/* Get the client's peer address. */
+	error = getpeername(clt_sk, (struct sockaddr *)&clt_peer_addr, &len);
+	if (0 != error)
+		tst_brkm(TBROK, tst_exit, "getpeername on a connected client "
+			 "socket: %s", strerror(errno));
+
+	tst_resm(TPASS, "getpeername on a connected client socket");
+
+	/* Extract the association on the listening socket as a new socket. */
+	len = sizeof(accept_loop);
+	accept_sk = test_accept(svr_sk, &accept_loop.sa, &len); 
+
+	memset(&svr_local_addr, 0x00, sizeof(svr_local_addr));
+	len = sizeof(svr_local_addr);
+	/* Get the server's local address. */
+	error = getsockname(accept_sk, (struct sockaddr *)&svr_local_addr,
+				&len);
+	if (0 != error)
+		tst_brkm(TBROK, tst_exit, "getsockname on a connected server "
+			 "socket: %s", strerror(errno));
+
+	tst_resm(TPASS, "getsockname on a connected server socket");
+
+	memset(&svr_peer_addr, 0x00, sizeof(svr_peer_addr));
+	len = sizeof(svr_peer_addr);
+	/* Get the server's peer address. */
+	error = getpeername(accept_sk, (struct sockaddr *)&svr_peer_addr,
+				&len);
+	if (0 != error)
+		tst_brkm(TBROK, tst_exit, "getpeername on a connected server "
+			 "socket: %s", strerror(errno));
+
+	tst_resm(TPASS, "getpeername on a connected server socket");
+
+	if (svr_local_addr.v4.sin_port != clt_peer_addr.v4.sin_port)
+		tst_brkm(TBROK, tst_exit, "Server's local port(%d) doesn't "
+			 "match Client's peer port(%d)\n",
+			 svr_local_addr.v4.sin_port, clt_peer_addr.v4.sin_port);
+
+	if (svr_peer_addr.v4.sin_port != clt_local_addr.v4.sin_port)
+		tst_brkm(TBROK, tst_exit, "Server's peer port(%d) doesn't "
+			 "match Client's local port(%d)\n",
+			 svr_peer_addr.v4.sin_port, clt_local_addr.v4.sin_port);
+#if TEST_V6
+	if (memcmp(&svr_local_addr, &clt_peer_addr, len) != 0)
+		tst_brkm(TBROK, tst_exit, "Server's local address and client's "
+			 "peer addresses do not match\n");
+
+	if (memcmp(&svr_peer_addr, &clt_local_addr, len) != 0)
+		tst_brkm(TBROK, tst_exit, "Server's peer address and client's "
+			 "local addresses do not match\n");
+#else
+	if (svr_local_addr.v4.sin_addr.s_addr !=
+		 		clt_peer_addr.v4.sin_addr.s_addr)
+		tst_brkm(TBROK, tst_exit, "Server's local address and client's "
+			 "peer addresses do not match\n");
+	if (svr_peer_addr.v4.sin_addr.s_addr !=
+		 		clt_local_addr.v4.sin_addr.s_addr)
+		tst_brkm(TBROK, tst_exit, "Server's peer address and client's "
+			 "local addresses do not match\n");
+#endif
+	tst_resm(TPASS, "getsockname/getpeername server/client match");
+
+	memset(&clt_local_addr, 0x00, sizeof(clt_local_addr));
+	len = sizeof(clt_local_addr);
+	/*getsockname():  Bad socket descriptor, EBADF expected error*/
+	error = getsockname(-1, (struct sockaddr *)&clt_local_addr, &len);
+	if (error != -1 || errno != EBADF)
+		tst_brkm(TBROK, tst_exit, "getsockname on a bad socket "
+			 "descriptor. error:%d errno:%d", error, errno);
+
+	tst_resm(TPASS, "getsockname on a bad socket descriptor - EBADF");
+
+	/*getsockname(): Invalid socket, ENOTSOCK expected error*/
+	strcpy(filename, "/tmp/sctptest.XXXXXX");
+	fd = mkstemp(filename);
+	if (fd == -1)
+		tst_brkm(TBROK, tst_exit, "Failed to mkstemp %s: %s",
+				filename, strerror(errno));
+	error = getsockname(fd, (struct sockaddr *)&clt_local_addr, &len);
+	if (error == -1)
+		err_no = errno;
+	close(fd);
+	unlink(filename);
+	if (error != -1 || err_no != ENOTSOCK)
+		tst_brkm(TBROK, tst_exit, "getsockname on an invalid socket "
+			 "error:%d errno:%d", error, err_no);
+
+	tst_resm(TPASS, "getsockname on an invalid socket - ENOTSOCK");
+
+	/*getsockname(): Invalid structure, EFAULT expected error*/
+	error = getsockname(clt_sk, (struct sockaddr *)-1, &len);
+	if (error != -1 || errno != EFAULT)
+		tst_brkm(TBROK, tst_exit, "getsockname with invalid buffer "
+			 "error:%d errno:%d", error, errno);
+
+	tst_resm(TPASS, "getsockname with invalid buffer - EFAULT");
+ 
+	memset(&clt_peer_addr, 0x00, sizeof(clt_peer_addr));
+	len = sizeof(clt_peer_addr);
+	/*getpeername():  Bad socket descriptor, EBADF expected error*/
+	error = getpeername(-1, (struct sockaddr *)&clt_local_addr, &len);
+	if (error != -1 || errno != EBADF)
+		tst_brkm(TBROK, tst_exit, "getpeername on a bad socket "
+			 "descriptor. error:%d errno:%d", error, errno);
+
+	tst_resm(TPASS, "getpeername on a bad socket descriptor - EBADF");
+
+	/*getpeername(): Invalid socket, ENOTSOCK expected error*/
+	strcpy(filename, "/tmp/sctptest.XXXXXX");
+	fd = mkstemp(filename);
+	if (fd == -1)
+		tst_brkm(TBROK, tst_exit, "Failed to mkstemp %s: %s",
+				filename, strerror(errno));
+	error = getpeername(fd, (struct sockaddr *)&clt_local_addr, &len);
+	if (error == -1)
+		err_no = errno;
+	close(fd);
+	unlink(filename);
+	if (error != -1 || err_no != ENOTSOCK)
+		tst_brkm(TBROK, tst_exit, "getpeername on an invalid socket "
+			 "error:%d errno:%d", error, err_no);
+
+	tst_resm(TPASS, "getpeername on an invalid socket - ENOTSOCK");
+
+	/*getpeername(): Invalid structure, EFAULT expected error*/
+	error = getpeername(clt_sk, (struct sockaddr *)-1, &len);
+	if (error != -1 || errno != EFAULT)
+		tst_brkm(TBROK, tst_exit, "getpeername with invalid buffer "
+			 "error:%d errno:%d", error, errno);
+
+	tst_resm(TPASS, "getpeername with invalid buffer - EFAULT");
+ 
+	close(clt_sk);
+	close(svr_sk);
+	close(accept_sk);
+
+        /* Indicate successful completion.  */
+	return 0;
+}