Something went wrong. Try again.
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Something went wrong. Try again.
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120/* SPDX-License-Identifier: GPL-2.0-only */#ifndef UTIL_H#define UTIL_H
#include <sys/socket.h>#include <linux/bitops.h>#include <linux/kernel.h>#include <linux/vm_sockets.h>
/* All known vsock transports, see callers of vsock_core_register() */#define KNOWN_TRANSPORTS(x) \ x(LOOPBACK, "loopback") \ x(VIRTIO, "virtio") \ x(VHOST, "vhost") \ x(VMCI, "vmci") \ x(HYPERV, "hvs")
enum transport { TRANSPORT_COUNTER_BASE = __COUNTER__ + 1, #define x(name, symbol) \ TRANSPORT_##name = BIT(__COUNTER__ - TRANSPORT_COUNTER_BASE), KNOWN_TRANSPORTS(x) TRANSPORT_NUM = __COUNTER__ - TRANSPORT_COUNTER_BASE, #undef x};
static const char * const transport_ksyms[] = { #define x(name, symbol) " " symbol "_transport", KNOWN_TRANSPORTS(x) #undef x};
static_assert(ARRAY_SIZE(transport_ksyms) == TRANSPORT_NUM);static_assert(BITS_PER_TYPE(int) >= TRANSPORT_NUM);
#define TRANSPORTS_G2H (TRANSPORT_VIRTIO | TRANSPORT_VMCI | TRANSPORT_HYPERV)#define TRANSPORTS_H2G (TRANSPORT_VHOST | TRANSPORT_VMCI)#define TRANSPORTS_LOCAL (TRANSPORT_LOOPBACK)
/* Tests can either run as the client or the server */enum test_mode { TEST_MODE_UNSET, TEST_MODE_CLIENT, TEST_MODE_SERVER};
#define DEFAULT_PEER_PORT 1234
/* Test runner options */struct test_opts { enum test_mode mode; unsigned int peer_cid; unsigned int peer_port;};
/* A test case definition. Test functions must print failures to stderr and * terminate with exit(EXIT_FAILURE). */struct test_case { const char *name; /* human-readable name */
/* Called when test mode is TEST_MODE_CLIENT */ void (*run_client)(const struct test_opts *opts);
/* Called when test mode is TEST_MODE_SERVER */ void (*run_server)(const struct test_opts *opts);
bool skip;};
void init_signals(void);unsigned int parse_cid(const char *str);unsigned int parse_port(const char *str);int vsock_connect_fd(int fd, unsigned int cid, unsigned int port);int vsock_connect(unsigned int cid, unsigned int port, int type);int vsock_accept(unsigned int cid, unsigned int port, struct sockaddr_vm *clientaddrp, int type);int vsock_stream_connect(unsigned int cid, unsigned int port);int vsock_bind_try(unsigned int cid, unsigned int port, int type);int vsock_bind(unsigned int cid, unsigned int port, int type);int vsock_bind_connect(unsigned int cid, unsigned int port, unsigned int bind_port, int type);int vsock_seqpacket_connect(unsigned int cid, unsigned int port);int vsock_stream_accept(unsigned int cid, unsigned int port, struct sockaddr_vm *clientaddrp);int vsock_stream_listen(unsigned int cid, unsigned int port);int vsock_seqpacket_accept(unsigned int cid, unsigned int port, struct sockaddr_vm *clientaddrp);void vsock_wait_remote_close(int fd);bool vsock_ioctl_int(int fd, unsigned long op, int expected);bool vsock_wait_sent(int fd);void send_buf(int fd, const void *buf, size_t len, int flags, ssize_t expected_ret);void recv_buf(int fd, void *buf, size_t len, int flags, ssize_t expected_ret);void send_byte(int fd, int expected_ret, int flags);void recv_byte(int fd, int expected_ret, int flags);void run_tests(const struct test_case *test_cases, const struct test_opts *opts);void list_tests(const struct test_case *test_cases);void skip_test(struct test_case *test_cases, size_t test_cases_len, const char *test_id_str);void pick_test(struct test_case *test_cases, size_t test_cases_len, const char *test_id_str);unsigned long hash_djb2(const void *data, size_t len);size_t iovec_bytes(const struct iovec *iov, size_t iovnum);unsigned long iovec_hash_djb2(const struct iovec *iov, size_t iovnum);struct iovec *alloc_test_iovec(const struct iovec *test_iovec, int iovnum);void free_test_iovec(const struct iovec *test_iovec, struct iovec *iovec, int iovnum);void setsockopt_ull_check(int fd, int level, int optname, unsigned long long val, char const *errmsg);void setsockopt_int_check(int fd, int level, int optname, int val, char const *errmsg);void setsockopt_timeval_check(int fd, int level, int optname, struct timeval val, char const *errmsg);void enable_so_zerocopy_check(int fd);void enable_so_linger(int fd, int timeout);int get_transports(void);#endif /* UTIL_H */