Edit: dtls1.h
/* * Copyright 2005-2018 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html */ #ifndef HEADER_DTLS1_H # define HEADER_DTLS1_H #ifdef __cplusplus extern "C" { #endif # define DTLS1_VERSION 0xFEFF # define DTLS1_2_VERSION 0xFEFD # define DTLS_MIN_VERSION DTLS1_VERSION # define DTLS_MAX_VERSION DTLS1_2_VERSION # define DTLS1_VERSION_MAJOR 0xFE # define DTLS1_BAD_VER 0x0100 /* Special value for method supporting multiple versions */ # define DTLS_ANY_VERSION 0x1FFFF /* lengths of messages */ /* * Actually the max cookie length in DTLS is 255. But we can't change this now * due to compatibility concerns. */ # define DTLS1_COOKIE_LENGTH 256 # define DTLS1_RT_HEADER_LENGTH 13 # define DTLS1_HM_HEADER_LENGTH 12 # define DTLS1_HM_BAD_FRAGMENT -2 # define DTLS1_HM_FRAGMENT_RETRY -3 # define DTLS1_CCS_HEADER_LENGTH 1 # define DTLS1_AL_HEADER_LENGTH 2 /* Timeout multipliers */ # define DTLS1_TMO_READ_COUNT 2 # define DTLS1_TMO_WRITE_COUNT 2 # define DTLS1_TMO_ALERT_COUNT 12 #ifdef __cplusplus } #endif #endif
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