mirror of
https://github.com/yuzu-emu/mbedtls.git
synced 2024-12-11 22:44:23 +01:00
d901d17817
* development: (100 commits) Update Changelog for the mem-measure branch Fix issues introduced when rebasing Fix compile error in memory_buffer_alloc_selftest Code cosmetics Add curve25519 to ecc-heap.sh Add curve25519 to the benchmark program Fix compile issue when buffer_alloc not available New script ecc-heap.sh Fix unused variable issue in some configs Rm usunused member in private struct Add heap usage for PK in benchmark Use memory_buffer_alloc() in benchmark if available Only define mode_func if mode is enabled (CBC etc) PKCS8 encrypted key depend on PKCS5 or PKCS12 Disable SRV_C for client measurement Output stack+heap usage with massif Enable NIST_OPTIM by default for config-suite-b Refactor memory.sh Adapt memory.sh to config-suite-b Adapt mini-client for config-suite-b.h ... Conflicts: ChangeLog include/polarssl/net.h library/Makefile library/error.c library/ssl_tls.c programs/Makefile programs/ssl/ssl_client2.c programs/ssl/ssl_server2.c tests/Makefile
215 lines
7.9 KiB
C
215 lines
7.9 KiB
C
/**
|
|
* \file net.h
|
|
*
|
|
* \brief Network communication functions
|
|
*
|
|
* Copyright (C) 2006-2011, ARM Limited, All Rights Reserved
|
|
*
|
|
* This file is part of mbed TLS (https://polarssl.org)
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with this program; if not, write to the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
#ifndef POLARSSL_NET_H
|
|
#define POLARSSL_NET_H
|
|
|
|
#if !defined(POLARSSL_CONFIG_FILE)
|
|
#include "config.h"
|
|
#else
|
|
#include POLARSSL_CONFIG_FILE
|
|
#endif
|
|
|
|
#include <stddef.h>
|
|
|
|
#if defined(POLARSSL_HAVE_TIME)
|
|
#if defined(_MSC_VER) && !defined(EFIX64) && !defined(EFI32)
|
|
#include <basetsd.h>
|
|
typedef UINT32 uint32_t;
|
|
#else
|
|
#include <inttypes.h>
|
|
#endif
|
|
#endif /* POLARSSL_HAVE_TIME */
|
|
|
|
#define POLARSSL_ERR_NET_SOCKET_FAILED -0x0042 /**< Failed to open a socket. */
|
|
#define POLARSSL_ERR_NET_CONNECT_FAILED -0x0044 /**< The connection to the given server / port failed. */
|
|
#define POLARSSL_ERR_NET_BIND_FAILED -0x0046 /**< Binding of the socket failed. */
|
|
#define POLARSSL_ERR_NET_LISTEN_FAILED -0x0048 /**< Could not listen on the socket. */
|
|
#define POLARSSL_ERR_NET_ACCEPT_FAILED -0x004A /**< Could not accept the incoming connection. */
|
|
#define POLARSSL_ERR_NET_RECV_FAILED -0x004C /**< Reading information from the socket failed. */
|
|
#define POLARSSL_ERR_NET_SEND_FAILED -0x004E /**< Sending information through the socket failed. */
|
|
#define POLARSSL_ERR_NET_CONN_RESET -0x0050 /**< Connection was reset by peer. */
|
|
#define POLARSSL_ERR_NET_WANT_READ -0x0052 /**< Connection requires a read call. */
|
|
#define POLARSSL_ERR_NET_WANT_WRITE -0x0054 /**< Connection requires a write call. */
|
|
#define POLARSSL_ERR_NET_UNKNOWN_HOST -0x0056 /**< Failed to get an IP address for the given hostname. */
|
|
#define POLARSSL_ERR_NET_TIMEOUT -0x0011 /**< The operation timed out. */
|
|
|
|
#define POLARSSL_NET_LISTEN_BACKLOG 10 /**< The backlog that listen() should use. */
|
|
|
|
#define NET_PROTO_TCP 0 /**< The TCP transport protocol */
|
|
#define NET_PROTO_UDP 1 /**< The UDP transport protocol */
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/**
|
|
* \brief Initiate a connection with host:port in the given protocol
|
|
*
|
|
* \param fd Socket to use
|
|
* \param host Host to connect to
|
|
* \param port Port to connect to
|
|
* \param proto Protocol: NET_PROTO_TCP or NET_PROTO_UDP
|
|
*
|
|
* \return 0 if successful, or one of:
|
|
* POLARSSL_ERR_NET_SOCKET_FAILED,
|
|
* POLARSSL_ERR_NET_UNKNOWN_HOST,
|
|
* POLARSSL_ERR_NET_CONNECT_FAILED
|
|
*
|
|
* \note Sets the socket in connected mode even with UDP.
|
|
*/
|
|
int net_connect( int *fd, const char *host, int port, int proto );
|
|
|
|
/**
|
|
* \brief Create a receiving socket on bind_ip:port in the chosen
|
|
* protocol. If bind_ip == NULL, all interfaces are bound.
|
|
*
|
|
* \param fd Socket to use
|
|
* \param bind_ip IP to bind to, can be NULL
|
|
* \param port Port number to use
|
|
* \param proto Protocol: NET_PROTO_TCP or NET_PROTO_UDP
|
|
*
|
|
* \return 0 if successful, or one of:
|
|
* POLARSSL_ERR_NET_SOCKET_FAILED,
|
|
* POLARSSL_ERR_NET_BIND_FAILED,
|
|
* POLARSSL_ERR_NET_LISTEN_FAILED
|
|
*
|
|
* \note Regardless of the protocol, opens the sockets and binds it.
|
|
* In addition, make the socket listening if protocol is TCP.
|
|
*/
|
|
int net_bind( int *fd, const char *bind_ip, int port, int proto );
|
|
|
|
/**
|
|
* \brief Accept a connection from a remote client
|
|
*
|
|
* \param bind_fd Relevant socket
|
|
* \param client_fd Will contain the connected client socket
|
|
* \param client_ip Will contain the client IP address
|
|
* Must be at least 4 bytes, or 16 if IPv6 is supported
|
|
*
|
|
* \return 0 if successful, POLARSSL_ERR_NET_ACCEPT_FAILED, or
|
|
* POLARSSL_ERR_NET_WANT_READ is bind_fd was set to
|
|
* non-blocking and accept() is blocking.
|
|
*
|
|
* \note With UDP, connects the bind_fd to the client and just copy
|
|
* its descriptor to client_fd. New clients will not be able
|
|
* to connect until you close the socket and bind a new one.
|
|
*/
|
|
int net_accept( int bind_fd, int *client_fd, void *client_ip );
|
|
|
|
/**
|
|
* \brief Set the socket blocking
|
|
*
|
|
* \param fd Socket to set
|
|
*
|
|
* \return 0 if successful, or a non-zero error code
|
|
*/
|
|
int net_set_block( int fd );
|
|
|
|
/**
|
|
* \brief Set the socket non-blocking
|
|
*
|
|
* \param fd Socket to set
|
|
*
|
|
* \return 0 if successful, or a non-zero error code
|
|
*/
|
|
int net_set_nonblock( int fd );
|
|
|
|
#if defined(POLARSSL_HAVE_TIME)
|
|
/**
|
|
* \brief Portable usleep helper
|
|
*
|
|
* \param usec Amount of microseconds to sleep
|
|
*
|
|
* \note Real amount of time slept will not be less than
|
|
* select()'s timeout granularity (typically, 10ms).
|
|
*/
|
|
void net_usleep( unsigned long usec );
|
|
#endif
|
|
|
|
/**
|
|
* \brief Read at most 'len' characters. If no error occurs,
|
|
* the actual amount read is returned.
|
|
*
|
|
* \param ctx Socket
|
|
* \param buf The buffer to write to
|
|
* \param len Maximum length of the buffer
|
|
*
|
|
* \return This function returns the number of bytes received,
|
|
* or a non-zero error code; POLARSSL_ERR_NET_WANT_READ
|
|
* indicates read() is blocking.
|
|
*/
|
|
int net_recv( void *ctx, unsigned char *buf, size_t len );
|
|
|
|
/**
|
|
* \brief Write at most 'len' characters. If no error occurs,
|
|
* the actual amount read is returned.
|
|
*
|
|
* \param ctx Socket
|
|
* \param buf The buffer to read from
|
|
* \param len The length of the buffer
|
|
*
|
|
* \return This function returns the number of bytes sent,
|
|
* or a non-zero error code; POLARSSL_ERR_NET_WANT_WRITE
|
|
* indicates write() is blocking.
|
|
*/
|
|
int net_send( void *ctx, const unsigned char *buf, size_t len );
|
|
|
|
#if defined(POLARSSL_HAVE_TIME)
|
|
/**
|
|
* \brief Read at most 'len' characters, blocking for at most
|
|
* 'timeout' seconds. If no error occurs, the actual amount
|
|
* read is returned.
|
|
*
|
|
* \param ctx Socket
|
|
* \param buf The buffer to write to
|
|
* \param len Maximum length of the buffer
|
|
* \param timeout Maximum number of milliseconds to wait for data
|
|
*
|
|
* \return This function returns the number of bytes received,
|
|
* or a non-zero error code:
|
|
* POLARSSL_ERR_NET_TIMEOUT if the operation timed out,
|
|
* POLARSSL_ERR_NET_WANT_READ if interrupted by a signal.
|
|
*
|
|
* \note This function will block (until data becomes available or
|
|
* timeout is reached) even if the socket is set to
|
|
* non-blocking. Handling timeouts with non-blocking reads
|
|
* requires a different strategy.
|
|
*/
|
|
int net_recv_timeout( void *ctx, unsigned char *buf, size_t len,
|
|
uint32_t timeout );
|
|
#endif /* POLARSSL_HAVE_TIME */
|
|
|
|
/**
|
|
* \brief Gracefully shutdown the connection
|
|
*
|
|
* \param fd The socket to close
|
|
*/
|
|
void net_close( int fd );
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* net.h */
|