/* * Freescale SEC data structures for integration with ocf-linux * * Copyright (c) 2006 Freescale Semiconductor, Inc. * * 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. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 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 AUTHOR 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. */ /* * paired descriptor and associated crypto operation */ struct desc_cryptop_pair { struct talitos_desc cf_desc; /* descriptor ptr */ struct cryptop *cf_crp; /* cryptop ptr */ }; /* * Holds data specific to a single talitos device. */ struct talitos_softc { softc_device_decl sc_cdev; struct platform_device *sc_dev; /* device backpointer */ ocf_iomem_t sc_base_addr; int sc_irq; int sc_num; /* if we have multiple chips */ int32_t sc_cid; /* crypto tag */ u64 sc_chiprev; /* major/minor chip revision */ int sc_nsessions; struct talitos_session *sc_sessions; int sc_num_channels;/* number of crypto channels */ int sc_chfifo_len; /* channel fetch fifo len */ int sc_exec_units; /* execution units mask */ int sc_desc_types; /* descriptor types mask */ /* * mutual exclusion for intra-channel resources, e.g. fetch fifos * the last entry is a meta-channel lock used by the channel scheduler */ spinlock_t *sc_chnfifolock; /* sc_chnlastalgo contains last algorithm for that channel */ int *sc_chnlastalg; /* sc_chnfifo holds pending descriptor--crypto operation pairs */ struct desc_cryptop_pair **sc_chnfifo; }; struct talitos_session { u_int32_t ses_used; u_int32_t ses_klen; /* key length in bits */ u_int32_t ses_key[8]; /* DES/3DES/AES key */ u_int32_t ses_hmac[5]; /* hmac inner state */ u_int32_t ses_hmac_len; /* hmac length */ u_int32_t ses_mlen; /* desired hash result len (12=ipsec or 16) */ }; #define TALITOS_SESSION(sid) ((sid) & 0x0fffffff) #define TALITOS_SID(crd, sesn) (((crd) << 28) | ((sesn) & 0x0fffffff)) f94c903cb060d42edb8cfe2badc15e'>root/lib/src/main/java/com/trilead/ssh2/compression/ICompressor.java
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/*
	ConnectBot: simple, powerful, open-source SSH client for Android
	Copyright (C) 2007-2008 Kenny Root, Jeffrey Sharkey
	
	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.
	
	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.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.trilead.ssh2.compression;

/**
 * @author Kenny Root
 * 
 */
public interface ICompressor {
	int getBufferSize();
	
	int compress(byte[] buf, int start, int len, byte[] output);

	byte[] uncompress(byte[] buf, int start, int[] len);
}
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