net_sockets.h

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/*
 *  Copyright The Mbed TLS Contributors
 *  SPDX-License-Identifier: Apache-2.0
 *
 *  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.
 */
#ifndef MBEDTLS_NET_SOCKETS_H
#define MBEDTLS_NET_SOCKETS_H
#include "mbedtls/private_access.h"

#include "mbedtls/build_info.h"

#include "mbedtls/ssl.h"

#include <stddef.h>
#include <stdint.h>

#define MBEDTLS_ERR_NET_SOCKET_FAILED                     -0x0042

#define MBEDTLS_ERR_NET_CONNECT_FAILED                    -0x0044

#define MBEDTLS_ERR_NET_BIND_FAILED                       -0x0046

#define MBEDTLS_ERR_NET_LISTEN_FAILED                     -0x0048

#define MBEDTLS_ERR_NET_ACCEPT_FAILED                     -0x004A

#define MBEDTLS_ERR_NET_RECV_FAILED                       -0x004C

#define MBEDTLS_ERR_NET_SEND_FAILED                       -0x004E

#define MBEDTLS_ERR_NET_CONN_RESET                        -0x0050

#define MBEDTLS_ERR_NET_UNKNOWN_HOST                      -0x0052

#define MBEDTLS_ERR_NET_BUFFER_TOO_SMALL                  -0x0043

#define MBEDTLS_ERR_NET_INVALID_CONTEXT                   -0x0045

#define MBEDTLS_ERR_NET_POLL_FAILED                       -0x0047

#define MBEDTLS_ERR_NET_BAD_INPUT_DATA                    -0x0049

#define MBEDTLS_NET_LISTEN_BACKLOG         10 
#define MBEDTLS_NET_PROTO_TCP 0 
#define MBEDTLS_NET_PROTO_UDP 1 
#define MBEDTLS_NET_POLL_READ  1 
#define MBEDTLS_NET_POLL_WRITE 2 
#ifdef __cplusplus
extern "C" {
#endif

typedef struct mbedtls_net_context
{
    int fd;
}
mbedtls_net_context;

void mbedtls_net_init( mbedtls_net_context *ctx );

int mbedtls_net_connect( mbedtls_net_context *ctx, const char *host, const char *port, int proto );

int mbedtls_net_bind( mbedtls_net_context *ctx, const char *bind_ip, const char *port, int proto );

int mbedtls_net_accept( mbedtls_net_context *bind_ctx,
                        mbedtls_net_context *client_ctx,
                        void *client_ip, size_t buf_size, size_t *ip_len );

int mbedtls_net_poll( mbedtls_net_context *ctx, uint32_t rw, uint32_t timeout );

int mbedtls_net_set_block( mbedtls_net_context *ctx );

int mbedtls_net_set_nonblock( mbedtls_net_context *ctx );

void mbedtls_net_usleep( unsigned long usec );

int mbedtls_net_recv( void *ctx, unsigned char *buf, size_t len );

int mbedtls_net_send( void *ctx, const unsigned char *buf, size_t len );

int mbedtls_net_recv_timeout( void *ctx, unsigned char *buf, size_t len,
                      uint32_t timeout );

void mbedtls_net_close( mbedtls_net_context *ctx );

void mbedtls_net_free( mbedtls_net_context *ctx );

#ifdef __cplusplus
}
#endif

#endif /* net_sockets.h */