sol-socket.h

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/*
 * This file is part of the Soletta (TM) Project
 *
 * Copyright (C) 2015 Intel Corporation. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#pragma once

#include <sol-network.h>

#ifdef __cplusplus
extern "C" {
#endif

struct sol_socket;
typedef struct sol_socket sol_socket;

enum sol_socket_dtls_cipher {
    SOL_SOCKET_DTLS_CIPHER_ECDH_ANON_AES128_CBC_SHA256,
    SOL_SOCKET_DTLS_CIPHER_PSK_AES128_CCM8,
    SOL_SOCKET_DTLS_CIPHER_ECDHE_ECDSA_AES128_CCM8,
};

typedef struct sol_socket_options {
#ifndef SOL_NO_API_VERSION
#define SOL_SOCKET_OPTIONS_API_VERSION (1)  
    uint16_t api_version;

    uint16_t sub_api;
#endif

    bool (*on_can_read)(void *data, struct sol_socket *s);

    bool (*on_can_write)(void *data, struct sol_socket *s);

    const void *data;
} sol_socket_options;

typedef struct sol_socket_ip_options {
    struct sol_socket_options base;
#ifndef SOL_NO_API_VERSION
#define SOL_SOCKET_IP_OPTIONS_SUB_API_VERSION (1)  
#endif

    enum sol_network_family family;

    bool secure;

    bool reuse_port;

    bool reuse_addr;

    enum sol_socket_dtls_cipher *cipher_suites;

    uint16_t cipher_suites_len;
} sol_socket_ip_options;

typedef struct sol_socket_type {
#ifndef SOL_NO_API_VERSION
#define SOL_SOCKET_TYPE_API_VERSION (1)  
    uint16_t api_version;
#endif

    void (*del)(struct sol_socket *s);

    int (*set_read_monitor)(struct sol_socket *s, bool on);

    int (*set_write_monitor)(struct sol_socket *s, bool on);

    ssize_t (*recvmsg)(struct sol_socket *s, struct sol_buffer *buffer,
        struct sol_network_link_addr *cliaddr);

    ssize_t (*sendmsg)(struct sol_socket *s, const struct sol_buffer *buffer,
        const struct sol_network_link_addr *cliaddr);

    int (*join_group)(struct sol_socket *s, int ifindex,
        const struct sol_network_link_addr *group);

    int (*bind)(struct sol_socket *s, const struct sol_network_link_addr *addr);
} sol_socket_type;

typedef struct sol_socket {
    const struct sol_socket_type *type;
} sol_socket;

struct sol_socket *sol_socket_ip_new(const struct sol_socket_options *options);

void sol_socket_del(struct sol_socket *s);

int sol_socket_set_read_monitor(struct sol_socket *s, bool on);

int sol_socket_set_write_monitor(struct sol_socket *s, bool on);

ssize_t sol_socket_recvmsg(struct sol_socket *s, struct sol_buffer *buffer,
    struct sol_network_link_addr *cliaddr);

ssize_t sol_socket_sendmsg(struct sol_socket *s, const struct sol_buffer *buffer,
    const struct sol_network_link_addr *cliaddr);

int sol_socket_join_group(struct sol_socket *s, int ifindex, const struct sol_network_link_addr *group);

int sol_socket_bind(struct sol_socket *s, const struct sol_network_link_addr *addr);

#ifdef __cplusplus
}
#endif