1 /*
2 * Copyright (c) International Business Machines Corp., 2001
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
12 * the GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program.
16 */
17
18 /*
19 * Test Name: socket01
20 *
21 * Test Description:
22 * Verify that socket() returns the proper errno for various failure cases
23 *
24 */
25
26 #include <stdio.h>
27 #include <unistd.h>
28 #include <errno.h>
29 #include <sys/types.h>
30 #include <sys/socket.h>
31 #include <sys/un.h>
32 #include <netinet/in.h>
33 #include "tst_test.h"
34
35 struct test_case_t {
36 int domain;
37 int type;
38 int proto;
39 int retval;
40 int experrno;
41 char *desc;
42 } tdat[] = {
43 {0, SOCK_STREAM, 0, -1, EAFNOSUPPORT, "invalid domain"},
44 {PF_INET, 75, 0, -1, EINVAL, "invalid type"},
45 {PF_UNIX, SOCK_DGRAM, 0, 0, 0, "UNIX domain dgram"},
46 {PF_INET, SOCK_RAW, 0, -1, EPROTONOSUPPORT, "raw open as non-root"},
47 {PF_INET, SOCK_DGRAM, 17, 0, 0, "UDP socket"},
48 {PF_INET, SOCK_STREAM, 17, -1, EPROTONOSUPPORT, "UDP stream"},
49 {PF_INET, SOCK_DGRAM, 6, -1, EPROTONOSUPPORT, "TCP dgram"},
50 {PF_INET, SOCK_STREAM, 6, 0, 0, "TCP socket"},
51 {PF_INET, SOCK_STREAM, 1, -1, EPROTONOSUPPORT, "ICMP stream"}
52 };
53
verify_socket(unsigned int n)54 static void verify_socket(unsigned int n)
55 {
56 int fd;
57 struct test_case_t *tc = &tdat[n];
58
59 TEST(fd = socket(tc->domain, tc->type, tc->proto));
60 if (TST_RET >= 0)
61 TST_RET = 0;
62
63 if (fd > 0)
64 SAFE_CLOSE(fd);
65
66 if (TST_RET != tc->retval) {
67 tst_res(TFAIL, "%s returned %d (expected %d)",
68 tc->desc, fd, tc->retval);
69 return;
70 }
71
72 if (TST_ERR != tc->experrno) {
73 tst_res(TFAIL | TTERRNO, "expected %s(%d)",
74 tst_strerrno(tc->experrno), tc->experrno);
75 return;
76 }
77
78 tst_res(TPASS, "%s successful", tc->desc);
79 }
80
81 /*
82 * See:
83 * commit 86c8f9d158f68538a971a47206a46a22c7479bac
84 * ...
85 * [IPV4] Fix EPROTONOSUPPORT error in inet_create
86 */
setup(void)87 static void setup(void)
88 {
89 unsigned int i;
90
91 if (tst_kvercmp(2, 6, 16) >= 0)
92 return;
93
94 for (i = 0; i < ARRAY_SIZE(tdat); i++) {
95 if (tdat[i].experrno == EPROTONOSUPPORT)
96 tdat[i].experrno = ESOCKTNOSUPPORT;
97 }
98 }
99
100 static struct tst_test test = {
101 .tcnt = ARRAY_SIZE(tdat),
102 .setup = setup,
103 .test = verify_socket
104 };
105