1 /* SPDX-License-Identifier: GPL-2.0-only */
2 #ifndef UTIL_H
3 #define UTIL_H
4
5 #include <sys/socket.h>
6 #include <linux/vm_sockets.h>
7
8 /* Tests can either run as the client or the server */
9 enum test_mode {
10 TEST_MODE_UNSET,
11 TEST_MODE_CLIENT,
12 TEST_MODE_SERVER
13 };
14
15 #define DEFAULT_PEER_PORT 1234
16
17 /* Test runner options */
18 struct test_opts {
19 enum test_mode mode;
20 unsigned int peer_cid;
21 unsigned int peer_port;
22 };
23
24 /* A test case definition. Test functions must print failures to stderr and
25 * terminate with exit(EXIT_FAILURE).
26 */
27 struct test_case {
28 const char *name; /* human-readable name */
29
30 /* Called when test mode is TEST_MODE_CLIENT */
31 void (*run_client)(const struct test_opts *opts);
32
33 /* Called when test mode is TEST_MODE_SERVER */
34 void (*run_server)(const struct test_opts *opts);
35
36 bool skip;
37 };
38
39 void init_signals(void);
40 unsigned int parse_cid(const char *str);
41 unsigned int parse_port(const char *str);
42 int vsock_stream_connect(unsigned int cid, unsigned int port);
43 int vsock_bind_connect(unsigned int cid, unsigned int port,
44 unsigned int bind_port, int type);
45 int vsock_seqpacket_connect(unsigned int cid, unsigned int port);
46 int vsock_stream_accept(unsigned int cid, unsigned int port,
47 struct sockaddr_vm *clientaddrp);
48 int vsock_stream_listen(unsigned int cid, unsigned int port);
49 int vsock_seqpacket_accept(unsigned int cid, unsigned int port,
50 struct sockaddr_vm *clientaddrp);
51 void vsock_wait_remote_close(int fd);
52 void send_buf(int fd, const void *buf, size_t len, int flags,
53 ssize_t expected_ret);
54 void recv_buf(int fd, void *buf, size_t len, int flags, ssize_t expected_ret);
55 void send_byte(int fd, int expected_ret, int flags);
56 void recv_byte(int fd, int expected_ret, int flags);
57 void run_tests(const struct test_case *test_cases,
58 const struct test_opts *opts);
59 void list_tests(const struct test_case *test_cases);
60 void skip_test(struct test_case *test_cases, size_t test_cases_len,
61 const char *test_id_str);
62 unsigned long hash_djb2(const void *data, size_t len);
63 size_t iovec_bytes(const struct iovec *iov, size_t iovnum);
64 unsigned long iovec_hash_djb2(const struct iovec *iov, size_t iovnum);
65 struct iovec *alloc_test_iovec(const struct iovec *test_iovec, int iovnum);
66 void free_test_iovec(const struct iovec *test_iovec,
67 struct iovec *iovec, int iovnum);
68 #endif /* UTIL_H */
69
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.