ip.h

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/*
 * Copyright (C) 2016 Alexander Aring <aar@pengutronix.de>
 *                    Freie Universität Berlin
 *                    HAW Hamburg
 *                    Kaspar Schleiser <kaspar@schleiser.de>
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */
 
#pragma once

 
#include <errno.h>
#include <stdint.h>
#include <stdlib.h>
#include <sys/types.h>
 
/* net/sock/async/types.h included by net/sock.h needs to re-typedef the
 * `sock_ip_t` to prevent cyclic includes */
#if defined (__clang__)
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wtypedef-redefinition"
#endif
 
#include "net/sock.h"
 
#ifdef __cplusplus
extern "C" {
#endif

typedef struct sock_ip sock_ip_t;
 
#if defined (__clang__)
# pragma clang diagnostic pop
#endif

typedef struct {
#if defined(MODULE_SOCK_AUX_LOCAL) || defined(DOXYGEN)
    sock_ip_ep_t local;
#endif /* MODULE_SOCK_AUX_ENDPOINT */
#if defined(MODULE_SOCK_AUX_TIMESTAMP) || defined(DOXYGEN)
    uint64_t timestamp;
#endif /* MODULE_SOCK_AUX_TIMESTAP */
#if defined(MODULE_SOCK_AUX_RSSI) || defined(DOXYGEN)
    int16_t rssi;
#endif /* MODULE_SOCK_AUX_RSSI */
    sock_aux_flags_t flags; 
} sock_ip_aux_rx_t;

typedef struct {
#if defined(MODULE_SOCK_AUX_LOCAL) || defined(DOXYGEN)
    sock_ip_ep_t local;
#endif /* MODULE_SOCK_AUX_ENDPOINT */
#if defined(MODULE_SOCK_AUX_TIMESTAMP) || defined(DOXYGEN)
    uint64_t timestamp;
#endif /* MODULE_SOCK_AUX_TIMESTAP*/
    sock_aux_flags_t flags; 
} sock_ip_aux_tx_t;

int sock_ip_create(sock_ip_t *sock, const sock_ip_ep_t *local,
                   const sock_ip_ep_t *remote, uint8_t proto, uint16_t flags);

void sock_ip_close(sock_ip_t *sock);

int sock_ip_get_local(sock_ip_t *sock, sock_ip_ep_t *ep);

int sock_ip_get_remote(sock_ip_t *sock, sock_ip_ep_t *ep);

ssize_t sock_ip_recv_aux(sock_ip_t *sock, void *data, size_t max_len,
                         uint32_t timeout, sock_ip_ep_t *remote,
                         sock_ip_aux_rx_t *aux);

static inline ssize_t sock_ip_recv(sock_ip_t *sock, void *data, size_t max_len,
                                   uint32_t timeout, sock_ip_ep_t *remote)
{
    return sock_ip_recv_aux(sock, data, max_len, timeout, remote, NULL);
}

ssize_t sock_ip_recv_buf_aux(sock_ip_t *sock, void **data, void **buf_ctx,
                             uint32_t timeout, sock_ip_ep_t *remote,
                             sock_ip_aux_rx_t *aux);

static inline ssize_t sock_ip_recv_buf(sock_ip_t *sock,
                                       void **data, void **buf_ctx,
                                       uint32_t timeout, sock_ip_ep_t *remote)
{
    return sock_ip_recv_buf_aux(sock, data, buf_ctx, timeout, remote, NULL);
}

ssize_t sock_ip_send_aux(sock_ip_t *sock, const void *data, size_t len,
                         uint8_t proto, const sock_ip_ep_t *remote,
                         sock_ip_aux_tx_t *aux);

static inline ssize_t sock_ip_send(sock_ip_t *sock,
                                   const void *data, size_t len,
                                   uint8_t proto, const sock_ip_ep_t *remote)
{
    return sock_ip_send_aux(sock, data, len, proto, remote, NULL);
}
 
#include "sock_types.h"
 
#ifdef __cplusplus
}
#endif