diff options
Diffstat (limited to 'src/regress/lib/libc/sys/t_sendrecv.c')
-rw-r--r-- | src/regress/lib/libc/sys/t_sendrecv.c | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/src/regress/lib/libc/sys/t_sendrecv.c b/src/regress/lib/libc/sys/t_sendrecv.c deleted file mode 100644 index 178d9338b8..0000000000 --- a/src/regress/lib/libc/sys/t_sendrecv.c +++ /dev/null | |||
@@ -1,189 +0,0 @@ | |||
1 | /* $OpenBSD: t_sendrecv.c,v 1.4 2024/07/30 13:28:27 claudio Exp $ */ | ||
2 | /* $NetBSD: t_sendrecv.c,v 1.8 2021/03/28 17:30:01 christos Exp $ */ | ||
3 | |||
4 | /*- | ||
5 | * Copyright (c) 2018 The NetBSD Foundation, Inc. | ||
6 | * All rights reserved. | ||
7 | * | ||
8 | * This code is derived from software contributed to The NetBSD Foundation | ||
9 | * by Christos Zoulas. | ||
10 | * | ||
11 | * Redistribution and use in source and binary forms, with or without | ||
12 | * modification, are permitted provided that the following conditions | ||
13 | * are met: | ||
14 | * 1. Redistributions of source code must retain the above copyright | ||
15 | * notice, this list of conditions and the following disclaimer. | ||
16 | * 2. Redistributions in binary form must reproduce the above copyright | ||
17 | * notice, this list of conditions and the following disclaimer in the | ||
18 | * documentation and/or other materials provided with the distribution. | ||
19 | * | ||
20 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS | ||
21 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED | ||
22 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | ||
23 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS | ||
24 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
25 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
26 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
29 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
30 | * POSSIBILITY OF SUCH DAMAGE. | ||
31 | */ | ||
32 | |||
33 | #include "macros.h" | ||
34 | |||
35 | #include "atf-c.h" | ||
36 | #include <sys/types.h> | ||
37 | #include <sys/socket.h> | ||
38 | |||
39 | #include <string.h> | ||
40 | #include <stdint.h> | ||
41 | #include <errno.h> | ||
42 | #include <stdio.h> | ||
43 | #include <stdlib.h> | ||
44 | #include <sched.h> | ||
45 | #include <unistd.h> | ||
46 | #include <signal.h> | ||
47 | |||
48 | |||
49 | #define COUNT 100 | ||
50 | |||
51 | union packet { | ||
52 | uint8_t buf[1316]; | ||
53 | uintmax_t seq; | ||
54 | }; | ||
55 | |||
56 | static volatile sig_atomic_t rdied; | ||
57 | |||
58 | static void | ||
59 | handle_sigchld(__unused int pid) | ||
60 | { | ||
61 | |||
62 | rdied = 1; | ||
63 | } | ||
64 | |||
65 | static void | ||
66 | sender(int sd) | ||
67 | { | ||
68 | union packet p; | ||
69 | ssize_t n; | ||
70 | p.seq = 0; | ||
71 | for (size_t i = 0; i < COUNT; i++) { | ||
72 | for (; (n = send(sd, &p, sizeof(p), 0)) == sizeof(p); | ||
73 | p.seq++) | ||
74 | continue; | ||
75 | // printf(">>%zd %d %ju\n", n, errno, p.seq); | ||
76 | ATF_REQUIRE_MSG(errno == ENOBUFS, "send %s", strerror(errno)); | ||
77 | } | ||
78 | close(sd); | ||
79 | // printf("sender done\n"); | ||
80 | } | ||
81 | |||
82 | static void | ||
83 | receiver(int sd) | ||
84 | { | ||
85 | union packet p; | ||
86 | ssize_t n; | ||
87 | uintmax_t seq = 0; | ||
88 | |||
89 | for (size_t i = 0; i < COUNT; i++) { | ||
90 | if (rdied) | ||
91 | return; | ||
92 | while ((n = recv(sd, &p, sizeof(p), 0), sizeof(p)) | ||
93 | == sizeof(p)) | ||
94 | { | ||
95 | if (rdied) | ||
96 | return; | ||
97 | if (p.seq != seq) | ||
98 | printf("%ju != %ju\n", p.seq, seq); | ||
99 | if (seq % 10 == 0) | ||
100 | usleep(100); | ||
101 | seq = p.seq + 1; | ||
102 | } | ||
103 | // printf("<<%zd %d %ju\n", n, errno, seq); | ||
104 | if (n == 0) | ||
105 | return; | ||
106 | ATF_REQUIRE_EQ(n, -1); | ||
107 | ATF_REQUIRE_MSG(errno == ENOBUFS, "recv %s", strerror(errno)); | ||
108 | } | ||
109 | close(sd); | ||
110 | } | ||
111 | |||
112 | static void | ||
113 | sendrecv(int rerror) | ||
114 | { | ||
115 | int fd[2], sd[2], error; | ||
116 | char c = 0; | ||
117 | struct sigaction sa; | ||
118 | |||
119 | error = socketpair(AF_UNIX, SOCK_DGRAM, 0, sd); | ||
120 | ATF_REQUIRE_MSG(error != -1, "socketpair failed (%s)", strerror(errno)); | ||
121 | error = pipe(fd); | ||
122 | ATF_REQUIRE_MSG(error != -1, "pipe failed (%s)", strerror(errno)); | ||
123 | |||
124 | for (size_t i = 0; i < __arraycount(sd); i++) { | ||
125 | error = setsockopt(sd[i], SOL_SOCKET, SO_RERROR, &rerror, | ||
126 | sizeof(rerror)); | ||
127 | ATF_REQUIRE_MSG(error != -1, | ||
128 | "setsockopt(SO_RERROR) failed (%s)", strerror(errno)); | ||
129 | } | ||
130 | |||
131 | memset(&sa, 0, sizeof(sa)); | ||
132 | sa.sa_flags = 0; | ||
133 | sa.sa_handler = &handle_sigchld; | ||
134 | sigemptyset(&sa.sa_mask); | ||
135 | error = sigaction(SIGCHLD, &sa, 0); | ||
136 | ATF_REQUIRE_MSG(error != -1, "sigaction failed (%s)", | ||
137 | strerror(errno)); | ||
138 | |||
139 | switch (fork()) { | ||
140 | case -1: | ||
141 | ATF_REQUIRE_MSG(errno == 0, | ||
142 | "fork failed (%s)", strerror(errno)); | ||
143 | __unreachable(); | ||
144 | /*NOTREACHED*/ | ||
145 | case 0: | ||
146 | read(fd[1], &c, sizeof(c)); | ||
147 | sender(sd[0]); | ||
148 | close(sd[0]); | ||
149 | exit(EXIT_SUCCESS); | ||
150 | /*NOTREACHED*/ | ||
151 | default: | ||
152 | write(fd[0], &c, sizeof(c)); | ||
153 | receiver(sd[1]); | ||
154 | return; | ||
155 | } | ||
156 | } | ||
157 | |||
158 | ATF_TC(sendrecv_basic); | ||
159 | |||
160 | ATF_TC_HEAD(sendrecv_basic, tc) | ||
161 | { | ||
162 | atf_tc_set_md_var(tc, "descr", "A basic test of send/recv(2)"); | ||
163 | } | ||
164 | |||
165 | ATF_TC_BODY(sendrecv_basic, tc) | ||
166 | { | ||
167 | sendrecv(0); | ||
168 | } | ||
169 | |||
170 | ATF_TC(sendrecv_rerror); | ||
171 | |||
172 | ATF_TC_HEAD(sendrecv_rerror, tc) | ||
173 | { | ||
174 | atf_tc_set_md_var(tc, "descr", "Test send/recv(2) with receiver error"); | ||
175 | } | ||
176 | |||
177 | ATF_TC_BODY(sendrecv_rerror, tc) | ||
178 | { | ||
179 | sendrecv(1); | ||
180 | } | ||
181 | |||
182 | ATF_TP_ADD_TCS(tp) | ||
183 | { | ||
184 | |||
185 | ATF_TP_ADD_TC(tp, sendrecv_basic); | ||
186 | ATF_TP_ADD_TC(tp, sendrecv_rerror); | ||
187 | |||
188 | return atf_no_error(); | ||
189 | } | ||