tcp.h
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1 /*
2  * Copyright (C) 2016 Alexander Aring <aar@pengutronix.de>
3  * Freie Universit├Ąt Berlin
4  * HAW Hamburg
5  * Kaspar Schleiser <kaspar@schleiser.de>
6  *
7  * This file is subject to the terms and conditions of the GNU Lesser
8  * General Public License v2.1. See the file LICENSE in the top level
9  * directory for more details.
10  */
11 
299 #ifndef NET_SOCK_TCP_H
300 #define NET_SOCK_TCP_H
301 
302 #include <errno.h>
303 #include <stdint.h>
304 #include <stdlib.h>
305 #include <sys/types.h>
306 
307 /* net/sock/async/types.h included by net/sock.h needs to re-typedef the
308  * `sock_tcp_t` and `sock_tcp_queue_t` to prevent cyclic includes */
309 #if defined (__clang__)
310 # pragma clang diagnostic push
311 # pragma clang diagnostic ignored "-Wtypedef-redefinition"
312 #endif
313 
314 #include "net/sock.h"
315 
316 #ifdef __cplusplus
317 extern "C" {
318 #endif
319 
320 typedef struct _sock_tl_ep sock_tcp_ep_t;
328 typedef struct sock_tcp sock_tcp_t;
329 
336 typedef struct sock_tcp_queue sock_tcp_queue_t;
337 
338 #if defined (__clang__)
339 # pragma clang diagnostic pop
340 #endif
341 
372 int sock_tcp_connect(sock_tcp_t *sock, const sock_tcp_ep_t *remote,
373  uint16_t local_port, uint16_t flags);
374 
399  sock_tcp_t *queue_array, unsigned queue_len,
400  uint16_t flags);
401 
412 
421 
434 
447 
460 
487  uint32_t timeout);
488 
519 ssize_t sock_tcp_read(sock_tcp_t *sock, void *data, size_t max_len,
520  uint32_t timeout);
521 
542 ssize_t sock_tcp_write(sock_tcp_t *sock, const void *data, size_t len);
543 
544 #include "sock_types.h"
545 
546 #ifdef __cplusplus
547 }
548 #endif
549 
550 #endif /* NET_SOCK_TCP_H */
int sock_tcp_get_local(sock_tcp_t *sock, sock_tcp_ep_t *ep)
Gets the local end point of a TCP sock object.
int sock_tcp_listen(sock_tcp_queue_t *queue, const sock_tcp_ep_t *local, sock_tcp_t *queue_array, unsigned queue_len, uint16_t flags)
Listen for an incoming connection request on local end point.
void sock_tcp_stop_listen(sock_tcp_queue_t *queue)
Stops listening on TCP listening queue.
int sock_tcp_connect(sock_tcp_t *sock, const sock_tcp_ep_t *remote, uint16_t local_port, uint16_t flags)
Establishes a new TCP sock connection.
int sock_tcp_accept(sock_tcp_queue_t *queue, sock_tcp_t **sock, uint32_t timeout)
Receives and handles TCP connection requests from other peers.
ssize_t sock_tcp_read(sock_tcp_t *sock, void *data, size_t max_len, uint32_t timeout)
Reads data from an established TCP stream.
ssize_t sock_tcp_write(sock_tcp_t *sock, const void *data, size_t len)
Writes data to an established TCP stream.
void sock_tcp_disconnect(sock_tcp_t *sock)
Disconnects a TCP connection.
int sock_tcp_queue_get_local(sock_tcp_queue_t *queue, sock_tcp_ep_t *ep)
Gets the local end point of a TCP sock queue object.
int sock_tcp_get_remote(sock_tcp_t *sock, sock_tcp_ep_t *ep)
Gets the remote end point of a TCP sock object.
Common sock API definitions.
Common IP-based transport layer end point.
Definition: sock.h:214
TCP queue type.
Definition: sock_types.h:114
unsigned short len
Length of the struct sock_tcp_queue::array.
Definition: sock_types.h:118
TCP sock type.
Definition: sock_types.h:101