sock_dtls_types.h

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/*
 * Copyright (C) 2019 HAW Hamburg
 *
 * 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 "dtls.h"
#include "net/sock/udp.h"
#include "net/credman.h"
#include "net/sock/dtls/creds.h"
#ifdef SOCK_HAS_ASYNC
#include "net/sock/async/types.h"
#endif
 
#ifdef __cplusplus
extern "C" {
#endif
 
#ifndef SOCK_DTLS_MBOX_SIZE
#define SOCK_DTLS_MBOX_SIZE     (4)         
#endif
 
struct sock_dtls {
    dtls_context_t *dtls_ctx;               
    sock_udp_t *udp_sock;                   
#if defined(SOCK_HAS_ASYNC) || defined(DOXYGEN)
    void *buf_ctx;
    sock_dtls_cb_t async_cb;
    void *async_cb_arg;                     
    session_t async_cb_session;             
#if defined(SOCK_HAS_ASYNC_CTX) || defined(DOXYGEN)
    sock_async_ctx_t async_ctx;
#endif
#endif
    mbox_t mbox;                            
    msg_t mbox_queue[SOCK_DTLS_MBOX_SIZE];  
    struct {
        uint8_t *data;                      
        size_t datalen;                     
        session_t *session;                 
    } buffer;
    char psk_hint[CONFIG_DTLS_PSK_ID_HINT_MAX_SIZE]; 
    credman_tag_t tags[CONFIG_DTLS_CREDENTIALS_MAX]; 
    unsigned tags_len;                      
    dtls_peer_type role;                    
    sock_dtls_client_psk_cb_t client_psk_cb;
    sock_dtls_rpk_cb_t rpk_cb;              
};
 
struct sock_dtls_session {
    session_t       dtls_session;    
};
 
#ifdef __cplusplus
}
#endif