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Diffstat (limited to 'openvpn/src/openvpn/lzo.h')
| -rw-r--r-- | openvpn/src/openvpn/lzo.h | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/openvpn/src/openvpn/lzo.h b/openvpn/src/openvpn/lzo.h deleted file mode 100644 index f33e587a..00000000 --- a/openvpn/src/openvpn/lzo.h +++ /dev/null @@ -1,131 +0,0 @@ -/* - * OpenVPN -- An application to securely tunnel IP networks - * over a single UDP port, with support for SSL/TLS-based - * session authentication and key exchange, - * packet encryption, packet authentication, and - * packet compression. - * - * Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program (see the file COPYING included with this - * distribution); if not, write to the Free Software Foundation, Inc., - * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#ifndef OPENVPN_LZO_H -#define OPENVPN_LZO_H - - -/** - * @file - * Data Channel Compression module header file. - */ - - -#if defined(ENABLE_LZO) - -/** - * @addtogroup compression - * @{ - */ - -#if defined(HAVE_LZO_LZOUTIL_H) -#include "lzo/lzoutil.h" -#elif defined(HAVE_LZOUTIL_H) -#include "lzoutil.h" -#endif -#if defined(HAVE_LZO_LZO1X_H) -#include "lzo/lzo1x.h" -#elif defined(HAVE_LZO1X_H) -#include "lzo1x.h" -#endif - -#include "buffer.h" -#include "mtu.h" -#include "common.h" -#include "status.h" - -extern const struct compress_alg lzo_alg; - -/**************************************************************************/ -/** @name LZO library interface defines *//** @{ *//***********************/ -#define LZO_COMPRESS lzo1x_1_15_compress - /**< LZO library compression function. - * - * Use \c lzo1x_1_15_compress because it - * is described as faster than the - * standard routine, although it does - * need a bit more memory. */ -#define LZO_WORKSPACE LZO1X_1_15_MEM_COMPRESS - /**< The size in bytes of the memory - * %buffer required by the LZO library - * compression algorithm. */ -#define LZO_DECOMPRESS lzo1x_decompress_safe - /**< LZO library decompression function. - * - * Use safe decompress because it - * includes checks for possible %buffer - * overflows. If speed is essential and - * you will always be using a MAC to - * verify the integrity of incoming - * packets, you might want to consider - * using the non-safe version. */ -/** @} name LZO library interface *//**************************************/ - - -/**************************************************************************/ -/** @name Adaptive compression defines *//** @{ *//************************/ -#define AC_SAMP_SEC 2 /**< Number of seconds in a sample period. */ -#define AC_MIN_BYTES 1000 /**< Minimum number of bytes a sample - * period must contain for it to be - * evaluated. */ -#define AC_SAVE_PCT 5 /**< Minimum size reduction percentage - * below which compression will be - * turned off. */ -#define AC_OFF_SEC 60 /**< Seconds to wait after compression has - * been turned off before retesting. */ -/** @} name Adaptive compression defines *//*******************************/ - -/** - * Adaptive compression state. - */ -struct lzo_adaptive_compress { - bool compress_state; - time_t next; - int n_total; - int n_comp; -}; - - -/** - * State for the compression and decompression routines. - * - * This structure contains compression module state, such as whether - * compression is enabled and the status of the adaptive compression - * routines. It also contains an allocated working buffer. - * - * One of these compression workspace structures is maintained for each - * VPN tunnel. - */ -struct lzo_compress_workspace -{ - lzo_voidp wmem; - int wmem_size; - struct lzo_adaptive_compress ac; -}; - -/** @} addtogroup compression */ - - -#endif /* ENABLE_LZO && USE_COMP */ -#endif |