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-rw-r--r--tools/testing/selftests/Makefile1
-rw-r--r--tools/testing/selftests/net-socket/Makefile16
-rw-r--r--tools/testing/selftests/net-socket/run_netsocktests12
-rw-r--r--tools/testing/selftests/net-socket/socket.c92
4 files changed, 121 insertions, 0 deletions
diff --git a/tools/testing/selftests/Makefile b/tools/testing/selftests/Makefile
index 3cc0ad7ae863..7c6280f1cf4d 100644
--- a/tools/testing/selftests/Makefile
+++ b/tools/testing/selftests/Makefile
@@ -5,6 +5,7 @@ TARGETS += vm
5TARGETS += cpu-hotplug 5TARGETS += cpu-hotplug
6TARGETS += memory-hotplug 6TARGETS += memory-hotplug
7TARGETS += efivarfs 7TARGETS += efivarfs
8TARGETS += net-socket
8 9
9all: 10all:
10 for TARGET in $(TARGETS); do \ 11 for TARGET in $(TARGETS); do \
diff --git a/tools/testing/selftests/net-socket/Makefile b/tools/testing/selftests/net-socket/Makefile
new file mode 100644
index 000000000000..f27ee10da530
--- /dev/null
+++ b/tools/testing/selftests/net-socket/Makefile
@@ -0,0 +1,16 @@
1# Makefile for net-socket selftests
2
3CC = $(CROSS_COMPILE)gcc
4CFLAGS = -Wall
5
6NET_SOCK_PROGS = socket
7
8all: $(NET_SOCK_PROGS)
9%: %.c
10 $(CC) $(CFLAGS) -o $@ $^
11
12run_tests: all
13 @/bin/sh ./run_netsocktests || echo "vmtests: [FAIL]"
14
15clean:
16 $(RM) $(NET_SOCK_PROGS)
diff --git a/tools/testing/selftests/net-socket/run_netsocktests b/tools/testing/selftests/net-socket/run_netsocktests
new file mode 100644
index 000000000000..c09a682df56a
--- /dev/null
+++ b/tools/testing/selftests/net-socket/run_netsocktests
@@ -0,0 +1,12 @@
1#!/bin/bash
2
3echo "--------------------"
4echo "running socket test"
5echo "--------------------"
6./socket
7if [ $? -ne 0 ]; then
8 echo "[FAIL]"
9else
10 echo "[PASS]"
11fi
12
diff --git a/tools/testing/selftests/net-socket/socket.c b/tools/testing/selftests/net-socket/socket.c
new file mode 100644
index 000000000000..0f227f2f9be9
--- /dev/null
+++ b/tools/testing/selftests/net-socket/socket.c
@@ -0,0 +1,92 @@
1#include <stdio.h>
2#include <errno.h>
3#include <unistd.h>
4#include <string.h>
5#include <sys/types.h>
6#include <sys/socket.h>
7#include <netinet/in.h>
8
9struct socket_testcase {
10 int domain;
11 int type;
12 int protocol;
13
14 /* 0 = valid file descriptor
15 * -foo = error foo
16 */
17 int expect;
18
19 /* If non-zero, accept EAFNOSUPPORT to handle the case
20 * of the protocol not being configured into the kernel.
21 */
22 int nosupport_ok;
23};
24
25static struct socket_testcase tests[] = {
26 { AF_MAX, 0, 0, -EAFNOSUPPORT, 0 },
27 { AF_INET, SOCK_STREAM, IPPROTO_TCP, 0, 1 },
28 { AF_INET, SOCK_DGRAM, IPPROTO_TCP, -EPROTONOSUPPORT, 1 },
29 { AF_INET, SOCK_DGRAM, IPPROTO_UDP, 0, 1 },
30 { AF_INET, SOCK_STREAM, IPPROTO_UDP, -EPROTONOSUPPORT, 1 },
31};
32
33#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
34#define ERR_STRING_SZ 64
35
36static int run_tests(void)
37{
38 char err_string1[ERR_STRING_SZ];
39 char err_string2[ERR_STRING_SZ];
40 int i, err;
41
42 err = 0;
43 for (i = 0; i < ARRAY_SIZE(tests); i++) {
44 struct socket_testcase *s = &tests[i];
45 int fd;
46
47 fd = socket(s->domain, s->type, s->protocol);
48 if (fd < 0) {
49 if (s->nosupport_ok &&
50 errno == EAFNOSUPPORT)
51 continue;
52
53 if (s->expect < 0 &&
54 errno == -s->expect)
55 continue;
56
57 strerror_r(-s->expect, err_string1, ERR_STRING_SZ);
58 strerror_r(errno, err_string2, ERR_STRING_SZ);
59
60 fprintf(stderr, "socket(%d, %d, %d) expected "
61 "err (%s) got (%s)\n",
62 s->domain, s->type, s->protocol,
63 err_string1, err_string2);
64
65 err = -1;
66 break;
67 } else {
68 close(fd);
69
70 if (s->expect < 0) {
71 strerror_r(errno, err_string1, ERR_STRING_SZ);
72
73 fprintf(stderr, "socket(%d, %d, %d) expected "
74 "success got err (%s)\n",
75 s->domain, s->type, s->protocol,
76 err_string1);
77
78 err = -1;
79 break;
80 }
81 }
82 }
83
84 return err;
85}
86
87int main(void)
88{
89 int err = run_tests();
90
91 return err;
92}