138 lines
5.7 KiB
C
138 lines
5.7 KiB
C
/* matrixsslNet.h
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*
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* Socket-based networking with MatrixSSL.
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*/
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/*****************************************************************************
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* Copyright (c) 2017 INSIDE Secure Oy. All Rights Reserved.
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*
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* The latest version of this code is available at http://www.matrixssl.org
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*
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* This software is open source; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This General Public License does NOT permit incorporating this software
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* into proprietary programs. If you are unable to comply with the GPL, a
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* commercial license for this software may be purchased from INSIDE at
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* http://www.insidesecure.com/
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*
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* This program is distributed in WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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* http://www.gnu.org/copyleft/gpl.html
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*****************************************************************************/
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#ifndef INCLUDE_GUARD_MATRIXSSLNET_H
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#define INCLUDE_GUARD_MATRIXSSLNET_H
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#include "coreApi.h"
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#include "matrixssl/matrixsslImpl.h"
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#include "osdep_stdbool.h"
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#ifdef USE_PS_NETWORKING
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/* Send or receive. */
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typedef struct matrixSslInteract
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{
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ssl_t *ssl;
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psSocket_t *sock;
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unsigned char *send_buf;
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ssize_t send_len;
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ssize_t send_len_left;
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unsigned char *receive_buf; /* Points current read position. */
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size_t receive_len;
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size_t receive_len_left;
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unsigned char ch2[2];
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int32 prev_rc;
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int32 last_encoded_pt_bytes;
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unsigned char last_alert_level;
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psBool_t handshake_complete;
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psBool_t send_close_notify;
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/* State variables for processing input as TLS records. */
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psBool_t no_readahead; /* read all input (false) or TLS records (true). */
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unsigned int recleft; /* bytes left in record. */
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unsigned char rechdr[5]; /* The latest received record header. */
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unsigned char rechdrlen; /* The length of the latest received
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record header. */
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unsigned char hdrread; /* Reading record header bytes. */
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unsigned char recvretry; /* Should retry receive, with record content. */
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#ifdef USE_EXT_CLIENT_CERT_KEY_LOADING
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/* Need this for the extra call to matrixSslReceivedData,
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to be performed after new client cert and key have been
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loaded. */
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size_t num_last_read_transferred;
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#endif
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} matrixSslInteract_t;
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/* Lower-level API for interacting with MatrixSSL API. */
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void matrixSslInteractBegin(matrixSslInteract_t *i, ssl_t *ssl,
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psSocket_t *sock);
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int32 matrixSslInteract(matrixSslInteract_t *i, int can_send, int can_receive);
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int32 matrixSslInteract3(matrixSslInteract_t *i,
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int can_send_net, int can_receive_net,
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int can_receive_local);
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int32 matrixSslInteractHandshake(matrixSslInteract_t *i,
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int can_send, int can_receive);
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size_t matrixSslInteractReadLeft(matrixSslInteract_t *i);
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int32 matrixSslInteractRead(matrixSslInteract_t *i,
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unsigned char *target,
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size_t max_length);
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int32 matrixSslInteractPeek(matrixSslInteract_t *i,
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unsigned char *target,
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size_t max_length);
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int32 matrixSslInteractWrite(matrixSslInteract_t *i,
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const unsigned char *target,
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size_t length);
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int matrixSslInteractRemoveFd(matrixSslInteract_t *i);
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void matrixSslInteractClose(matrixSslInteract_t *i);
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void matrixSslInteractCloseErr(matrixSslInteract_t *i, int32 status);
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int32 matrixSslInteractSendCloseNotify(matrixSslInteract_t *i);
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int32 matrixSslInteractReceiveCloseNotify(matrixSslInteract_t *i);
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void matrixSslInteractSetReadahead(matrixSslInteract_t *i,
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psBool_t readahead_on);
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# ifdef USE_CLIENT_SIDE_SSL
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int32 matrixSslInteractBeginConnected(matrixSslInteract_t *msi_p,
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const char *hostname, const char *port,
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psSocketOptions_t opts,
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const psSocketFunctions_t *func,
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const sslKeys_t *keys,
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sslSessionId_t *sid,
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const psCipher16_t cipherSpec[],
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uint8_t cSpecLen,
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sslCertCb_t certCb,
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const char *expectedName,
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tlsExtension_t *extensions,
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sslExtCb_t extCb,
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sslSessOpts_t *options);
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# endif /* USE_CLIENT_SIDE_SSL */
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# ifdef USE_SERVER_SIDE_SSL
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int32 matrixSslInteractBeginAccept(matrixSslInteract_t *msi_p,
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psSocket_t *socket,
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psSocketOptions_t opts,
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const sslKeys_t *keys,
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sslCertCb_t certCb,
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sslSessOpts_t *options);
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# endif /* USE_SERVER_SIDE_SSL */
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/*
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Negative return codes must be between -920 and -939 in the
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MatrixNet module
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*/
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/* When remote host has disconnected. */
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# define MATRIXSSL_NET_DISCONNECTED -920
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#endif /* USE_PS_NETWORKING */
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#endif /* INCLUDE_GUARD_MATRIXSSLNET_H */
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/* end of file matrixsslNet.h */
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