110 lines
2.6 KiB
C
110 lines
2.6 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) International Business Machines Corp., 2001
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* 07/2001 Ported by Wayne Boyer
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*/
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/*\
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* [Description]
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* Verify that accept() returns the proper errno for various failure cases.
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/signal.h>
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#include <netinet/in.h>
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#include "tst_test.h"
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struct sockaddr_in sin0, sin1, fsin1;
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int invalid_socketfd = 400; /* anything that is not an open file */
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int devnull_fd;
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int socket_fd;
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int udp_fd;
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static struct test_case {
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int domain; /* PF_INET, PF_UNIX, ... */
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int type; /* SOCK_STREAM, SOCK_DGRAM ... */
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int proto; /* protocol number (usually 0 = default) */
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int *fd; /* File descriptor for the test case */
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struct sockaddr *sockaddr; /* socket address buffer */
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socklen_t salen; /* accept's 3rd argument */
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int experrno; /* expected errno */
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char *desc;
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} tcases[] = {
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{
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PF_INET, SOCK_STREAM, 0, &invalid_socketfd,
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(struct sockaddr *)&fsin1, sizeof(fsin1), EBADF,
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"bad file descriptor"
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},
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{
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PF_INET, SOCK_STREAM, 0, &devnull_fd, (struct sockaddr *)&fsin1,
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sizeof(fsin1), ENOTSOCK, "fd is not socket"
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},
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{
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PF_INET, SOCK_STREAM, 0, &socket_fd, (struct sockaddr *)3,
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sizeof(fsin1), EINVAL, "invalid socket buffer"
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},
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{
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PF_INET, SOCK_STREAM, 0, &socket_fd, (struct sockaddr *)&fsin1,
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1, EINVAL, "invalid salen"
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},
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{
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PF_INET, SOCK_STREAM, 0, &socket_fd, (struct sockaddr *)&fsin1,
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sizeof(fsin1), EINVAL, "no queued connections"
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},
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{
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PF_INET, SOCK_STREAM, 0, &udp_fd, (struct sockaddr *)&fsin1,
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sizeof(fsin1), EOPNOTSUPP, "UDP accept"
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},
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};
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static void test_setup(void)
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{
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sin0.sin_family = AF_INET;
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sin0.sin_port = 0;
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sin0.sin_addr.s_addr = INADDR_ANY;
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devnull_fd = SAFE_OPEN("/dev/null", O_WRONLY);
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socket_fd = SAFE_SOCKET(PF_INET, SOCK_STREAM, 0);
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SAFE_BIND(socket_fd, (struct sockaddr *)&sin0, sizeof(sin0));
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sin1.sin_family = AF_INET;
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sin1.sin_port = 0;
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sin1.sin_addr.s_addr = INADDR_ANY;
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udp_fd = SAFE_SOCKET(PF_INET, SOCK_DGRAM, 0);
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SAFE_BIND(udp_fd, (struct sockaddr *)&sin1, sizeof(sin1));
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}
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static void test_cleanup(void)
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{
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SAFE_CLOSE(devnull_fd);
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SAFE_CLOSE(socket_fd);
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SAFE_CLOSE(udp_fd);
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}
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void verify_accept(unsigned int nr)
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{
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struct test_case *tcase = &tcases[nr];
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TST_EXP_FAIL(accept(*tcase->fd, tcase->sockaddr, &tcase->salen),
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tcase->experrno, "%s", tcase->desc);
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}
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static struct tst_test test = {
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.tcnt = ARRAY_SIZE(tcases),
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.setup = test_setup,
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.cleanup = test_cleanup,
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.test = verify_accept,
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};
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