zip_crypto.h (3451B)
1/***********************license start************************************ 2 * Copyright (c) 2003-2017 Cavium, Inc. 3 * All rights reserved. 4 * 5 * License: one of 'Cavium License' or 'GNU General Public License Version 2' 6 * 7 * This file is provided under the terms of the Cavium License (see below) 8 * or under the terms of GNU General Public License, Version 2, as 9 * published by the Free Software Foundation. When using or redistributing 10 * this file, you may do so under either license. 11 * 12 * Cavium License: Redistribution and use in source and binary forms, with 13 * or without modification, are permitted provided that the following 14 * conditions are met: 15 * 16 * * Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 19 * * Redistributions in binary form must reproduce the above 20 * copyright notice, this list of conditions and the following 21 * disclaimer in the documentation and/or other materials provided 22 * with the distribution. 23 * 24 * * Neither the name of Cavium Inc. nor the names of its contributors may be 25 * used to endorse or promote products derived from this software without 26 * specific prior written permission. 27 * 28 * This Software, including technical data, may be subject to U.S. export 29 * control laws, including the U.S. Export Administration Act and its 30 * associated regulations, and may be subject to export or import 31 * regulations in other countries. 32 * 33 * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS" 34 * AND WITH ALL FAULTS AND CAVIUM INC. MAKES NO PROMISES, REPRESENTATIONS 35 * OR WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH 36 * RESPECT TO THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY 37 * REPRESENTATION OR DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT 38 * DEFECTS, AND CAVIUM SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) 39 * WARRANTIES OF TITLE, MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A 40 * PARTICULAR PURPOSE, LACK OF VIRUSES, ACCURACY OR COMPLETENESS, QUIET 41 * ENJOYMENT, QUIET POSSESSION OR CORRESPONDENCE TO DESCRIPTION. THE 42 * ENTIRE RISK ARISING OUT OF USE OR PERFORMANCE OF THE SOFTWARE LIES 43 * WITH YOU. 44 ***********************license end**************************************/ 45 46#ifndef __ZIP_CRYPTO_H__ 47#define __ZIP_CRYPTO_H__ 48 49#include <linux/crypto.h> 50#include <crypto/internal/scompress.h> 51#include "common.h" 52#include "zip_deflate.h" 53#include "zip_inflate.h" 54 55struct zip_kernel_ctx { 56 struct zip_operation zip_comp; 57 struct zip_operation zip_decomp; 58}; 59 60int zip_alloc_comp_ctx_deflate(struct crypto_tfm *tfm); 61int zip_alloc_comp_ctx_lzs(struct crypto_tfm *tfm); 62void zip_free_comp_ctx(struct crypto_tfm *tfm); 63int zip_comp_compress(struct crypto_tfm *tfm, 64 const u8 *src, unsigned int slen, 65 u8 *dst, unsigned int *dlen); 66int zip_comp_decompress(struct crypto_tfm *tfm, 67 const u8 *src, unsigned int slen, 68 u8 *dst, unsigned int *dlen); 69 70void *zip_alloc_scomp_ctx_deflate(struct crypto_scomp *tfm); 71void *zip_alloc_scomp_ctx_lzs(struct crypto_scomp *tfm); 72void zip_free_scomp_ctx(struct crypto_scomp *tfm, void *zip_ctx); 73int zip_scomp_compress(struct crypto_scomp *tfm, 74 const u8 *src, unsigned int slen, 75 u8 *dst, unsigned int *dlen, void *ctx); 76int zip_scomp_decompress(struct crypto_scomp *tfm, 77 const u8 *src, unsigned int slen, 78 u8 *dst, unsigned int *dlen, void *ctx); 79#endif