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