diff options
Diffstat (limited to 'include/openssl/dtls1.h')
| -rw-r--r-- | include/openssl/dtls1.h | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/include/openssl/dtls1.h b/include/openssl/dtls1.h new file mode 100644 index 0000000..542ae04 --- /dev/null +++ b/include/openssl/dtls1.h @@ -0,0 +1,124 @@ +/* ssl/dtls1.h */ +/* + * DTLS implementation written by Nagendra Modadugu + * (nagendra@cs.stanford.edu) for the OpenSSL project 2005. + */ +/* ==================================================================== + * Copyright (c) 1999-2005 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * openssl-core@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#ifndef HEADER_DTLS1_H +# define HEADER_DTLS1_H + +# include <openssl/buffer.h> +# include <openssl/pqueue.h> +# ifdef OPENSSL_SYS_VMS +# include <resource.h> +# include <sys/timeb.h> +# endif +# ifdef OPENSSL_SYS_WIN32 +/* Needed for struct timeval */ +# include <winsock.h> +# elif defined(OPENSSL_SYS_NETWARE) && !defined(_WINSOCK2API_) +# include <sys/timeval.h> +# else +# if defined(OPENSSL_SYS_VXWORKS) +# include <sys/times.h> +# else +# include <sys/time.h> +# endif +# endif + +#ifdef __cplusplus +extern "C" { +#endif + +# define DTLS1_VERSION 0xFEFF +# define DTLS1_2_VERSION 0xFEFD +# 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 */ +# 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 + +# ifdef DTLS1_AD_MISSING_HANDSHAKE_MESSAGE +# define DTLS1_AL_HEADER_LENGTH 7 +# else +# define DTLS1_AL_HEADER_LENGTH 2 +# endif + + +/* Timeout multipliers (timeout slice is defined in apps/timeouts.h */ +# define DTLS1_TMO_READ_COUNT 2 +# define DTLS1_TMO_WRITE_COUNT 2 + +# define DTLS1_TMO_ALERT_COUNT 12 + +#ifdef __cplusplus +} +#endif +#endif |