1 /* SCTP kernel Implementation
2 * Copyright (c) 2003 Hewlett-Packard Development Company, L.P
3 * (C) Copyright IBM Corp. 2004
4 *
5 * This file has test cases to test the sendto () call
6 * for 1-1 style sockets
7 *
8 * TEST1: Sending data from client socket to server socket
9 * TEST2: Sending data from accept (server) socket to client socket
10 * TEST3: Sending data from unconnected client socket to server
11 * TEST4: sending partial data from a buffer
12 *
13 * The SCTP implementation is free software;
14 * you can redistribute it and/or modify it under the terms of
15 * the GNU General Public License as published by
16 * the Free Software Foundation; either version 2, or (at your option)
17 * any later version.
18 *
19 * The SCTP implementation is distributed in the hope that it
20 * will be useful, but WITHOUT ANY WARRANTY; without even the implied
21 * ************************
22 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
23 * See the GNU General Public License for more details.
24 *
25 * You should have received a copy of the GNU General Public License
26 * along with GNU CC; see the file COPYING. If not, write to
27 * the Free Software Foundation, 59 Temple Place - Suite 330,
28 * Boston, MA 02111-1307, USA.
29 *
30 * Please send any bug reports or fixes you make to the
31 * email address(es):
32 * lksctp developers <lksctp-developers@lists.sourceforge.net>
33 *
34 * Or submit a bug report through the following website:
35 * http://www.sf.net/projects/lksctp
36 *
37 * Any bugs reported given to us we will try to fix... any fixes shared will
38 * be incorporated into the next SCTP release
39 */
40
41 #include <stdio.h>
42 #include <unistd.h>
43 #include <fcntl.h>
44 #include <stdlib.h>
45 #include <string.h>
46 #include <sys/types.h>
47 #include <sys/socket.h>
48 #include <netinet/in.h> /* for sockaddr_in */
49 #include <arpa/inet.h>
50 #include <errno.h>
51 #include <netinet/sctp.h>
52 #include <sys/uio.h>
53 #include <linux/socket.h>
54 #include <sctputil.h>
55 #include "tst_kernel.h"
56
57 char *TCID = __FILE__;
58 int TST_TOTAL = 4;
59 int TST_CNT = 0;
60
61 int
main(void)62 main(void)
63 {
64 int msg_count;
65 socklen_t len;
66 int sk,sk1,pf_class,lstn_sk,acpt_sk,flag;
67 char *message = "hello, world!\n";
68 char *message_rcv;
69 int count;
70
71 struct sockaddr_in conn_addr,lstn_addr,svr_addr;
72
73 if (tst_check_driver("sctp"))
74 tst_brkm(TCONF, tst_exit, "sctp driver not available");
75
76 /* Rather than fflush() throughout the code, set stdout to
77 * be unbufferd
78 */
79 setvbuf(stdout, NULL, _IONBF, 0);
80 setvbuf(stderr, NULL, _IONBF, 0);
81
82 pf_class = PF_INET;
83
84 sk = test_socket(pf_class, SOCK_STREAM, IPPROTO_SCTP);
85
86 lstn_sk = test_socket(pf_class, SOCK_STREAM, IPPROTO_SCTP);
87
88 message_rcv = malloc(512);
89 conn_addr.sin_family = AF_INET;
90 conn_addr.sin_addr.s_addr = SCTP_IP_LOOPBACK;
91 conn_addr.sin_port = htons(SCTP_TESTPORT_1);
92
93 lstn_addr.sin_family = AF_INET;
94 lstn_addr.sin_addr.s_addr = SCTP_IP_LOOPBACK;
95 lstn_addr.sin_port = htons(SCTP_TESTPORT_1);
96
97 /*Binding the listen socket*/
98 test_bind(lstn_sk, (struct sockaddr *) &lstn_addr, sizeof(lstn_addr));
99
100 /*Listening the socket*/
101 test_listen(lstn_sk, 10);
102
103 len = sizeof(struct sockaddr_in);
104 flag = MSG_NOSIGNAL;
105
106 test_connect(sk, (struct sockaddr *) &conn_addr, len);
107
108 acpt_sk = test_accept(lstn_sk, (struct sockaddr *)&svr_addr, &len);
109
110 msg_count = strlen(message) + 1;
111
112 /*sendto() TEST1: Sending data from client socket to server socket*/
113 count = sendto(sk, message, msg_count, flag,
114 (const struct sockaddr *) &conn_addr, len);
115 if (count != msg_count)
116 tst_brkm(TBROK, tst_exit, "sendto from client to server "
117 "count:%d, errno:%d", count, errno);
118
119 tst_resm(TPASS, "sendto() from client to server - SUCCESS");
120
121 test_recv(acpt_sk, message_rcv, msg_count, flag);
122
123 strncpy(message_rcv,"\0",512);
124
125 /*sendto() TEST2: Sending data from accept socket to client socket*/
126 count = sendto(acpt_sk, message, msg_count, flag,
127 (const struct sockaddr *) &svr_addr, len);
128 if (count != msg_count)
129 tst_brkm(TBROK, tst_exit, "sendto from accept socket to client "
130 "count:%d, errno:%d", count, errno);
131
132 tst_resm(TPASS, "sendto() from accept socket to client - SUCCESS");
133
134 test_recv(sk, message_rcv, msg_count, flag);
135
136 close(sk);
137 close(acpt_sk);
138
139 sk1 = test_socket(pf_class, SOCK_STREAM, IPPROTO_SCTP);
140
141 /*sendto() TEST3: Sending data from unconnected client socket to
142 server socket*/
143 count = sendto(sk1, message, msg_count, flag,
144 (const struct sockaddr *) &conn_addr, len);
145 if (count != msg_count)
146 tst_brkm(TBROK, tst_exit, "sendto from unconnected client to "
147 "server count:%d, errno:%d", count, errno);
148
149 tst_resm(TPASS, "sendto() from unconnected client to server - SUCCESS");
150
151 acpt_sk = test_accept(lstn_sk, (struct sockaddr *)&svr_addr, &len);
152
153 test_recv(acpt_sk, message_rcv, msg_count, flag);
154
155 /*send() TEST4: Sending less number of data from the buffer*/
156 /*Sending only 5 bytes so that only hello is received*/
157 test_sendto(sk, message, 5 , flag, (const struct sockaddr *)&conn_addr,
158 len);
159 test_recv(acpt_sk, message_rcv, 5, flag);
160
161 tst_resm(TPASS, "sendto() partial data from a buffer - SUCCESS");
162
163 close(sk1);
164 close(lstn_sk);
165 close(acpt_sk);
166 return 0;
167
168 }
169