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// SPDX-License-Identifier: GPL-2.0-or-later
// SPDX-FileCopyrightText: 2020-2021 Alyssa Ross <hi@alyssa.is>
#include <stdint.h>
// All functions taking `cid'/`port' output parameters will fail with
// EPROTOTYPE if the given file descriptor is not an AF_VSOCK socket.
// The socket is left in an undefined state after this.
//
// `cid'/`port' output parameters can be NULL if the information is
// not required.
//
// A return value of -1 indicates failure. `errno' can be consulted for
// further information.
int vsock_bind(int fd, uint32_t cid, uint32_t port);
int vsock_accept(int sockfd, uint32_t *cid, uint32_t *port);
int vsock_connect(int fd, uint32_t cid, uint32_t port);
int vsock_open(uint32_t cid, uint32_t port);
int vsock_get_cid_and_port(int fd, uint32_t *cid, uint32_t *port);
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