dtlscon.h - mozsearch

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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

/*

 * This file is PRIVATE to SSL.

 * This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef __dtlscon_h_

#define __dtlscon_h_

extern void dtls_FreeHandshakeMessage(DTLSQueuedMessage *msg);

extern void dtls_FreeHandshakeMessages(PRCList *lst);

SECStatus dtls_TransmitMessageFlight(sslSocket *ss);

void dtls_InitTimers(sslSocket *ss);

SECStatus dtls_StartTimer(sslSocket *ss, dtlsTimer *timer,

                          PRUint32 time, DTLSTimerCb cb);

SECStatus dtls_RestartTimer(sslSocket *ss, dtlsTimer *timer);

PRBool dtls_TimerActive(sslSocket *ss, dtlsTimer *timer);

extern SECStatus dtls_HandleHandshake(sslSocket *ss, DTLSEpoch epoch,

                                      sslSequenceNumber seqNum,

                                      sslBuffer *origBuf);

extern SECStatus dtls_HandleHelloVerifyRequest(sslSocket *ss,

                                               PRUint8 *b, PRUint32 length);

extern SECStatus dtls_StageHandshakeMessage(sslSocket *ss);

extern SECStatus dtls_QueueMessage(sslSocket *ss, SSLContentType type,

                                   const PRUint8 *pIn, PRInt32 nIn);

extern SECStatus dtls_FlushHandshakeMessages(sslSocket *ss, PRInt32 flags);

SECStatus ssl3_DisableNonDTLSSuites(sslSocket *ss);

extern SECStatus dtls_StartHolddownTimer(sslSocket *ss);

extern void dtls_CheckTimer(sslSocket *ss);

extern void dtls_CancelTimer(sslSocket *ss, dtlsTimer *timer);

extern void dtls_SetMTU(sslSocket *ss, PRUint16 advertised);

extern void dtls_InitRecvdRecords(DTLSRecvdRecords *records);

extern int dtls_RecordGetRecvd(const DTLSRecvdRecords *records,

                               sslSequenceNumber seq);

extern void dtls_RecordSetRecvd(DTLSRecvdRecords *records,

                                sslSequenceNumber seq);

extern void dtls_RehandshakeCleanup(sslSocket *ss);

extern SSL3ProtocolVersion

dtls_TLSVersionToDTLSVersion(SSL3ProtocolVersion tlsv);

extern SSL3ProtocolVersion

dtls_DTLSVersionToTLSVersion(SSL3ProtocolVersion dtlsv);

DTLSEpoch dtls_ReadEpoch(const SSL3ProtocolVersion version, const DTLSEpoch specEpoch,

                         const PRUint8 *hdr);

extern PRBool dtls_IsRelevant(sslSocket *ss, const ssl3CipherSpec *spec,

                              const SSL3Ciphertext *cText,

                              sslSequenceNumber *seqNum);

void dtls_ReceivedFirstMessageInFlight(sslSocket *ss);

PRBool dtls_IsLongHeader(SSL3ProtocolVersion version, PRUint8 firstOctet);

PRBool dtls_IsDtls13Ciphertext(SSL3ProtocolVersion version, PRUint8 firstOctet);

#endif