esphome/esphome/components/socket/socket.h
2023-05-04 10:13:30 +12:00

56 lines
2.2 KiB
C++

#pragma once
#include <memory>
#include <string>
#include "esphome/core/optional.h"
#include "headers.h"
namespace esphome {
namespace socket {
class Socket {
public:
Socket() = default;
virtual ~Socket();
Socket(const Socket &) = delete;
Socket &operator=(const Socket &) = delete;
virtual std::unique_ptr<Socket> accept(struct sockaddr *addr, socklen_t *addrlen) = 0;
virtual int bind(const struct sockaddr *addr, socklen_t addrlen) = 0;
virtual int close() = 0;
// not supported yet:
// virtual int connect(const std::string &address) = 0;
// virtual int connect(const struct sockaddr *addr, socklen_t addrlen) = 0;
virtual int shutdown(int how) = 0;
virtual int getpeername(struct sockaddr *addr, socklen_t *addrlen) = 0;
virtual std::string getpeername() = 0;
virtual int getsockname(struct sockaddr *addr, socklen_t *addrlen) = 0;
virtual std::string getsockname() = 0;
virtual int getsockopt(int level, int optname, void *optval, socklen_t *optlen) = 0;
virtual int setsockopt(int level, int optname, const void *optval, socklen_t optlen) = 0;
virtual int listen(int backlog) = 0;
virtual ssize_t read(void *buf, size_t len) = 0;
virtual ssize_t readv(const struct iovec *iov, int iovcnt) = 0;
virtual ssize_t write(const void *buf, size_t len) = 0;
virtual ssize_t writev(const struct iovec *iov, int iovcnt) = 0;
virtual ssize_t sendto(const void *buf, size_t len, int flags, const struct sockaddr *to, socklen_t tolen) = 0;
virtual int setblocking(bool blocking) = 0;
virtual int loop() { return 0; };
};
/// Create a socket of the given domain, type and protocol.
std::unique_ptr<Socket> socket(int domain, int type, int protocol);
/// Create a socket in the newest available IP domain (IPv6 or IPv4) of the given type and protocol.
std::unique_ptr<Socket> socket_ip(int type, int protocol);
/// Set a sockaddr to the specified address and port for the IP version used by socket_ip().
socklen_t set_sockaddr(struct sockaddr *addr, socklen_t addrlen, const std::string &ip_address, uint16_t port);
/// Set a sockaddr to the any address and specified port for the IP version used by socket_ip().
socklen_t set_sockaddr_any(struct sockaddr *addr, socklen_t addrlen, uint16_t port);
} // namespace socket
} // namespace esphome