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https://github.com/xjasonlyu/tun2socks.git
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118 lines
4.3 KiB
C
Executable File
118 lines
4.3 KiB
C
Executable File
/**
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* @file
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* Application layered TCP/TLS connection API (to be used from TCPIP thread)
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*
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* @defgroup altcp_tls TLS layer
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* @ingroup altcp
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* This file contains function prototypes for a TLS layer.
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* A port to ARM mbedtls is provided in the apps/ tree
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* (LWIP_ALTCP_TLS_MBEDTLS option).
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*/
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/*
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* Copyright (c) 2017 Simon Goldschmidt
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Simon Goldschmidt <goldsimon@gmx.de>
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*
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*/
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#ifndef LWIP_HDR_ALTCP_TLS_H
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#define LWIP_HDR_ALTCP_TLS_H
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#include "lwip/opt.h"
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#if LWIP_ALTCP /* don't build if not configured for use in lwipopts.h */
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#if LWIP_ALTCP_TLS
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#include "lwip/altcp.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** @ingroup altcp_tls
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* ALTCP_TLS configuration handle, content depends on port (e.g. mbedtls)
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*/
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struct altcp_tls_config;
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/** @ingroup altcp_tls
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* Create an ALTCP_TLS server configuration handle
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*/
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struct altcp_tls_config *altcp_tls_create_config_server_privkey_cert(const u8_t *privkey, size_t privkey_len,
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const u8_t *privkey_pass, size_t privkey_pass_len,
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const u8_t *cert, size_t cert_len);
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/** @ingroup altcp_tls
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* Create an ALTCP_TLS client configuration handle
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*/
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struct altcp_tls_config *altcp_tls_create_config_client(const u8_t *cert, size_t cert_len);
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/** @ingroup altcp_tls
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* Create an ALTCP_TLS client configuration handle with two-way server/client authentication
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*/
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struct altcp_tls_config *altcp_tls_create_config_client_2wayauth(const u8_t *ca, size_t ca_len, const u8_t *privkey, size_t privkey_len,
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const u8_t *privkey_pass, size_t privkey_pass_len,
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const u8_t *cert, size_t cert_len);
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/** @ingroup altcp_tls
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* Free an ALTCP_TLS configuration handle
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*/
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void altcp_tls_free_config(struct altcp_tls_config *conf);
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/** @ingroup altcp_tls
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* Create new ALTCP_TLS layer wrapping an existing pcb as inner connection (e.g. TLS over TCP)
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*/
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struct altcp_pcb *altcp_tls_wrap(struct altcp_tls_config *config, struct altcp_pcb *inner_pcb);
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/** @ingroup altcp_tls
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* Create new ALTCP_TLS pcb and its inner tcp pcb
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*/
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struct altcp_pcb *altcp_tls_new(struct altcp_tls_config *config, u8_t ip_type);
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/** @ingroup altcp_tls
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* Create new ALTCP_TLS layer pcb and its inner tcp pcb.
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* Same as @ref altcp_tls_new but this allocator function fits to
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* @ref altcp_allocator_t / @ref altcp_new.\n
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'arg' must contain a struct altcp_tls_config *.
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*/
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struct altcp_pcb *altcp_tls_alloc(void *arg, u8_t ip_type);
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/** @ingroup altcp_tls
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* Return pointer to internal TLS context so application can tweak it.
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* Real type depends on port (e.g. mbedtls)
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*/
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void *altcp_tls_context(struct altcp_pcb *conn);
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#ifdef __cplusplus
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}
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#endif
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#endif /* LWIP_ALTCP_TLS */
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#endif /* LWIP_ALTCP */
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#endif /* LWIP_HDR_ALTCP_TLS_H */
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