add package for ocf-crypto-headers
SVN-Revision: 13283
This commit is contained in:
Gabor Juhos
34
package/ocf-crypto-headers/Makefile
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34
package/ocf-crypto-headers/Makefile
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#
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# Copyright (C) 2008 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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include $(TOPDIR)/rules.mk
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PKG_NAME:=ocf-crypto-headers
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PKG_VERSION:=20080917
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PKG_RELEASE:=1
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PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)
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include $(INCLUDE_DIR)/package.mk
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define Package/ocf-crypto-headers
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SECTION:=utils
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CATEGORY:=Utilities
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TITLE:=OCF-Linux cryptodev header
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endef
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define Build/Configure
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endef
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define Build/Compile
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endef
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define Build/InstallDev
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mkdir -p $(1)/usr/include/crypto
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$(CP) ./src/cryptodev.h $(1)/usr/include/crypto
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endef
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$(eval $(call BuildPackage,ocf-crypto-headers))
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478
package/ocf-crypto-headers/src/cryptodev.h
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478
package/ocf-crypto-headers/src/cryptodev.h
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/* $FreeBSD: src/sys/opencrypto/cryptodev.h,v 1.25 2007/05/09 19:37:02 gnn Exp $ */
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/* $OpenBSD: cryptodev.h,v 1.31 2002/06/11 11:14:29 beck Exp $ */
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/*-
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* Linux port done by David McCullough <david_mccullough@securecomputing.com>
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* Copyright (C) 2006-2007 David McCullough
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* Copyright (C) 2004-2005 Intel Corporation.
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* The license and original author are listed below.
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*
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* The author of this code is Angelos D. Keromytis (angelos@cis.upenn.edu)
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* Copyright (c) 2002-2006 Sam Leffler, Errno Consulting
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*
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* This code was written by Angelos D. Keromytis in Athens, Greece, in
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* February 2000. Network Security Technologies Inc. (NSTI) kindly
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* supported the development of this code.
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*
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* Copyright (c) 2000 Angelos D. Keromytis
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*
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* Permission to use, copy, and modify this software with or without fee
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* is hereby granted, provided that this entire notice is included in
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* all source code copies of any software which is or includes a copy or
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* modification of this software.
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*
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* THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY
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* REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE
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* MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR
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* PURPOSE.
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*
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* Copyright (c) 2001 Theo de Raadt
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Effort sponsored in part by the Defense Advanced Research Projects
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* Agency (DARPA) and Air Force Research Laboratory, Air Force
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* Materiel Command, USAF, under agreement number F30602-01-2-0537.
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*
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*/
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#ifndef _CRYPTO_CRYPTO_H_
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#define _CRYPTO_CRYPTO_H_
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/* Some initial values */
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#define CRYPTO_DRIVERS_INITIAL 4
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#define CRYPTO_SW_SESSIONS 32
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/* Hash values */
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#define NULL_HASH_LEN 0
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#define MD5_HASH_LEN 16
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#define SHA1_HASH_LEN 20
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#define RIPEMD160_HASH_LEN 20
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#define SHA2_256_HASH_LEN 32
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#define SHA2_384_HASH_LEN 48
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#define SHA2_512_HASH_LEN 64
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#define MD5_KPDK_HASH_LEN 16
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#define SHA1_KPDK_HASH_LEN 20
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/* Maximum hash algorithm result length */
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#define HASH_MAX_LEN SHA2_512_HASH_LEN /* Keep this updated */
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/* HMAC values */
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#define NULL_HMAC_BLOCK_LEN 1
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#define MD5_HMAC_BLOCK_LEN 64
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#define SHA1_HMAC_BLOCK_LEN 64
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#define RIPEMD160_HMAC_BLOCK_LEN 64
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#define SHA2_256_HMAC_BLOCK_LEN 64
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#define SHA2_384_HMAC_BLOCK_LEN 128
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#define SHA2_512_HMAC_BLOCK_LEN 128
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/* Maximum HMAC block length */
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#define HMAC_MAX_BLOCK_LEN SHA2_512_HMAC_BLOCK_LEN /* Keep this updated */
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#define HMAC_IPAD_VAL 0x36
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#define HMAC_OPAD_VAL 0x5C
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/* Encryption algorithm block sizes */
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#define NULL_BLOCK_LEN 1
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#define DES_BLOCK_LEN 8
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#define DES3_BLOCK_LEN 8
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#define BLOWFISH_BLOCK_LEN 8
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#define SKIPJACK_BLOCK_LEN 8
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#define CAST128_BLOCK_LEN 8
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#define RIJNDAEL128_BLOCK_LEN 16
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#define AES_BLOCK_LEN RIJNDAEL128_BLOCK_LEN
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#define CAMELLIA_BLOCK_LEN 16
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#define ARC4_BLOCK_LEN 1
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#define EALG_MAX_BLOCK_LEN AES_BLOCK_LEN /* Keep this updated */
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/* Encryption algorithm min and max key sizes */
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#define NULL_MIN_KEY_LEN 0
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#define NULL_MAX_KEY_LEN 0
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#define DES_MIN_KEY_LEN 8
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#define DES_MAX_KEY_LEN 8
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#define DES3_MIN_KEY_LEN 24
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#define DES3_MAX_KEY_LEN 24
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#define BLOWFISH_MIN_KEY_LEN 4
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#define BLOWFISH_MAX_KEY_LEN 56
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#define SKIPJACK_MIN_KEY_LEN 10
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#define SKIPJACK_MAX_KEY_LEN 10
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#define CAST128_MIN_KEY_LEN 5
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#define CAST128_MAX_KEY_LEN 16
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#define RIJNDAEL128_MIN_KEY_LEN 16
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#define RIJNDAEL128_MAX_KEY_LEN 32
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#define AES_MIN_KEY_LEN RIJNDAEL128_MIN_KEY_LEN
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#define AES_MAX_KEY_LEN RIJNDAEL128_MAX_KEY_LEN
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#define CAMELLIA_MIN_KEY_LEN 16
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#define CAMELLIA_MAX_KEY_LEN 32
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#define ARC4_MIN_KEY_LEN 1
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#define ARC4_MAX_KEY_LEN 256
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/* Max size of data that can be processed */
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#define CRYPTO_MAX_DATA_LEN 64*1024 - 1
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#define CRYPTO_ALGORITHM_MIN 1
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#define CRYPTO_DES_CBC 1
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#define CRYPTO_3DES_CBC 2
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#define CRYPTO_BLF_CBC 3
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#define CRYPTO_CAST_CBC 4
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#define CRYPTO_SKIPJACK_CBC 5
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#define CRYPTO_MD5_HMAC 6
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#define CRYPTO_SHA1_HMAC 7
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#define CRYPTO_RIPEMD160_HMAC 8
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#define CRYPTO_MD5_KPDK 9
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#define CRYPTO_SHA1_KPDK 10
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#define CRYPTO_RIJNDAEL128_CBC 11 /* 128 bit blocksize */
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#define CRYPTO_AES_CBC 11 /* 128 bit blocksize -- the same as above */
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#define CRYPTO_ARC4 12
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#define CRYPTO_MD5 13
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#define CRYPTO_SHA1 14
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#define CRYPTO_NULL_HMAC 15
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#define CRYPTO_NULL_CBC 16
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#define CRYPTO_DEFLATE_COMP 17 /* Deflate compression algorithm */
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#define CRYPTO_SHA2_256_HMAC 18
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#define CRYPTO_SHA2_384_HMAC 19
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#define CRYPTO_SHA2_512_HMAC 20
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#define CRYPTO_CAMELLIA_CBC 21
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#define CRYPTO_SHA2_256 22
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#define CRYPTO_SHA2_384 23
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#define CRYPTO_SHA2_512 24
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#define CRYPTO_RIPEMD160 25
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#define CRYPTO_ALGORITHM_MAX 25 /* Keep updated - see below */
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/* Algorithm flags */
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#define CRYPTO_ALG_FLAG_SUPPORTED 0x01 /* Algorithm is supported */
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#define CRYPTO_ALG_FLAG_RNG_ENABLE 0x02 /* Has HW RNG for DH/DSA */
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#define CRYPTO_ALG_FLAG_DSA_SHA 0x04 /* Can do SHA on msg */
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/*
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* Crypto driver/device flags. They can set in the crid
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* parameter when creating a session or submitting a key
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* op to affect the device/driver assigned. If neither
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* of these are specified then the crid is assumed to hold
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* the driver id of an existing (and suitable) device that
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* must be used to satisfy the request.
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*/
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#define CRYPTO_FLAG_HARDWARE 0x01000000 /* hardware accelerated */
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#define CRYPTO_FLAG_SOFTWARE 0x02000000 /* software implementation */
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/* NB: deprecated */
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struct session_op {
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u_int32_t cipher; /* ie. CRYPTO_DES_CBC */
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u_int32_t mac; /* ie. CRYPTO_MD5_HMAC */
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u_int32_t keylen; /* cipher key */
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caddr_t key;
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int mackeylen; /* mac key */
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caddr_t mackey;
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u_int32_t ses; /* returns: session # */
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};
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struct session2_op {
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u_int32_t cipher; /* ie. CRYPTO_DES_CBC */
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u_int32_t mac; /* ie. CRYPTO_MD5_HMAC */
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u_int32_t keylen; /* cipher key */
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caddr_t key;
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int mackeylen; /* mac key */
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caddr_t mackey;
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u_int32_t ses; /* returns: session # */
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int crid; /* driver id + flags (rw) */
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int pad[4]; /* for future expansion */
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};
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struct crypt_op {
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u_int32_t ses;
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u_int16_t op; /* i.e. COP_ENCRYPT */
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#define COP_NONE 0
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#define COP_ENCRYPT 1
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#define COP_DECRYPT 2
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u_int16_t flags;
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#define COP_F_BATCH 0x0008 /* Batch op if possible */
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u_int len;
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caddr_t src, dst; /* become iov[] inside kernel */
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caddr_t mac; /* must be big enough for chosen MAC */
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caddr_t iv;
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};
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/*
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* Parameters for looking up a crypto driver/device by
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* device name or by id. The latter are returned for
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* created sessions (crid) and completed key operations.
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*/
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struct crypt_find_op {
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int crid; /* driver id + flags */
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char name[32]; /* device/driver name */
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};
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/* bignum parameter, in packed bytes, ... */
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struct crparam {
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caddr_t crp_p;
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u_int crp_nbits;
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};
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#define CRK_MAXPARAM 8
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struct crypt_kop {
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u_int crk_op; /* ie. CRK_MOD_EXP or other */
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u_int crk_status; /* return status */
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u_short crk_iparams; /* # of input parameters */
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u_short crk_oparams; /* # of output parameters */
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u_int crk_crid; /* NB: only used by CIOCKEY2 (rw) */
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struct crparam crk_param[CRK_MAXPARAM];
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};
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#define CRK_ALGORITM_MIN 0
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#define CRK_MOD_EXP 0
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#define CRK_MOD_EXP_CRT 1
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#define CRK_DSA_SIGN 2
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#define CRK_DSA_VERIFY 3
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#define CRK_DH_COMPUTE_KEY 4
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#define CRK_ALGORITHM_MAX 4 /* Keep updated - see below */
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#define CRF_MOD_EXP (1 << CRK_MOD_EXP)
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#define CRF_MOD_EXP_CRT (1 << CRK_MOD_EXP_CRT)
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#define CRF_DSA_SIGN (1 << CRK_DSA_SIGN)
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#define CRF_DSA_VERIFY (1 << CRK_DSA_VERIFY)
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#define CRF_DH_COMPUTE_KEY (1 << CRK_DH_COMPUTE_KEY)
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/*
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* done against open of /dev/crypto, to get a cloned descriptor.
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* Please use F_SETFD against the cloned descriptor.
|
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|
*/
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#define CRIOGET _IOWR('c', 100, u_int32_t)
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#define CRIOASYMFEAT CIOCASYMFEAT
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#define CRIOFINDDEV CIOCFINDDEV
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|
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/* the following are done against the cloned descriptor */
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#define CIOCGSESSION _IOWR('c', 101, struct session_op)
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#define CIOCFSESSION _IOW('c', 102, u_int32_t)
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#define CIOCCRYPT _IOWR('c', 103, struct crypt_op)
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#define CIOCKEY _IOWR('c', 104, struct crypt_kop)
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#define CIOCASYMFEAT _IOR('c', 105, u_int32_t)
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#define CIOCGSESSION2 _IOWR('c', 106, struct session2_op)
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#define CIOCKEY2 _IOWR('c', 107, struct crypt_kop)
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#define CIOCFINDDEV _IOWR('c', 108, struct crypt_find_op)
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||||||
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struct cryptotstat {
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||||||
|
struct timespec acc; /* total accumulated time */
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struct timespec min; /* min time */
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||||||
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struct timespec max; /* max time */
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u_int32_t count; /* number of observations */
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||||||
|
};
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||||||
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|
||||||
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struct cryptostats {
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u_int32_t cs_ops; /* symmetric crypto ops submitted */
|
||||||
|
u_int32_t cs_errs; /* symmetric crypto ops that failed */
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||||||
|
u_int32_t cs_kops; /* asymetric/key ops submitted */
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||||||
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u_int32_t cs_kerrs; /* asymetric/key ops that failed */
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||||||
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u_int32_t cs_intrs; /* crypto swi thread activations */
|
||||||
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u_int32_t cs_rets; /* crypto return thread activations */
|
||||||
|
u_int32_t cs_blocks; /* symmetric op driver block */
|
||||||
|
u_int32_t cs_kblocks; /* symmetric op driver block */
|
||||||
|
/*
|
||||||
|
* When CRYPTO_TIMING is defined at compile time and the
|
||||||
|
* sysctl debug.crypto is set to 1, the crypto system will
|
||||||
|
* accumulate statistics about how long it takes to process
|
||||||
|
* crypto requests at various points during processing.
|
||||||
|
*/
|
||||||
|
struct cryptotstat cs_invoke; /* crypto_dipsatch -> crypto_invoke */
|
||||||
|
struct cryptotstat cs_done; /* crypto_invoke -> crypto_done */
|
||||||
|
struct cryptotstat cs_cb; /* crypto_done -> callback */
|
||||||
|
struct cryptotstat cs_finis; /* callback -> callback return */
|
||||||
|
|
||||||
|
u_int32_t cs_drops; /* crypto ops dropped due to congestion */
|
||||||
|
};
|
||||||
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|
||||||
|
#ifdef __KERNEL__
|
||||||
|
|
||||||
|
/* Standard initialization structure beginning */
|
||||||
|
struct cryptoini {
|
||||||
|
int cri_alg; /* Algorithm to use */
|
||||||
|
int cri_klen; /* Key length, in bits */
|
||||||
|
int cri_mlen; /* Number of bytes we want from the
|
||||||
|
entire hash. 0 means all. */
|
||||||
|
caddr_t cri_key; /* key to use */
|
||||||
|
u_int8_t cri_iv[EALG_MAX_BLOCK_LEN]; /* IV to use */
|
||||||
|
struct cryptoini *cri_next;
|
||||||
|
};
|
||||||
|
|
||||||
|
/* Describe boundaries of a single crypto operation */
|
||||||
|
struct cryptodesc {
|
||||||
|
int crd_skip; /* How many bytes to ignore from start */
|
||||||
|
int crd_len; /* How many bytes to process */
|
||||||
|
int crd_inject; /* Where to inject results, if applicable */
|
||||||
|
int crd_flags;
|
||||||
|
|
||||||
|
#define CRD_F_ENCRYPT 0x01 /* Set when doing encryption */
|
||||||
|
#define CRD_F_IV_PRESENT 0x02 /* When encrypting, IV is already in
|
||||||
|
place, so don't copy. */
|
||||||
|
#define CRD_F_IV_EXPLICIT 0x04 /* IV explicitly provided */
|
||||||
|
#define CRD_F_DSA_SHA_NEEDED 0x08 /* Compute SHA-1 of buffer for DSA */
|
||||||
|
#define CRD_F_KEY_EXPLICIT 0x10 /* Key explicitly provided */
|
||||||
|
#define CRD_F_COMP 0x0f /* Set when doing compression */
|
||||||
|
|
||||||
|
struct cryptoini CRD_INI; /* Initialization/context data */
|
||||||
|
#define crd_iv CRD_INI.cri_iv
|
||||||
|
#define crd_key CRD_INI.cri_key
|
||||||
|
#define crd_alg CRD_INI.cri_alg
|
||||||
|
#define crd_klen CRD_INI.cri_klen
|
||||||
|
|
||||||
|
struct cryptodesc *crd_next;
|
||||||
|
};
|
||||||
|
|
||||||
|
/* Structure describing complete operation */
|
||||||
|
struct cryptop {
|
||||||
|
struct list_head crp_next;
|
||||||
|
wait_queue_head_t crp_waitq;
|
||||||
|
|
||||||
|
u_int64_t crp_sid; /* Session ID */
|
||||||
|
int crp_ilen; /* Input data total length */
|
||||||
|
int crp_olen; /* Result total length */
|
||||||
|
|
||||||
|
int crp_etype; /*
|
||||||
|
* Error type (zero means no error).
|
||||||
|
* All error codes except EAGAIN
|
||||||
|
* indicate possible data corruption (as in,
|
||||||
|
* the data have been touched). On all
|
||||||
|
* errors, the crp_sid may have changed
|
||||||
|
* (reset to a new one), so the caller
|
||||||
|
* should always check and use the new
|
||||||
|
* value on future requests.
|
||||||
|
*/
|
||||||
|
int crp_flags;
|
||||||
|
|
||||||
|
#define CRYPTO_F_SKBUF 0x0001 /* Input/output are skbuf chains */
|
||||||
|
#define CRYPTO_F_IOV 0x0002 /* Input/output are uio */
|
||||||
|
#define CRYPTO_F_REL 0x0004 /* Must return data in same place */
|
||||||
|
#define CRYPTO_F_BATCH 0x0008 /* Batch op if possible */
|
||||||
|
#define CRYPTO_F_CBIMM 0x0010 /* Do callback immediately */
|
||||||
|
#define CRYPTO_F_DONE 0x0020 /* Operation completed */
|
||||||
|
#define CRYPTO_F_CBIFSYNC 0x0040 /* Do CBIMM if op is synchronous */
|
||||||
|
|
||||||
|
caddr_t crp_buf; /* Data to be processed */
|
||||||
|
caddr_t crp_opaque; /* Opaque pointer, passed along */
|
||||||
|
struct cryptodesc *crp_desc; /* Linked list of processing descriptors */
|
||||||
|
|
||||||
|
int (*crp_callback)(struct cryptop *); /* Callback function */
|
||||||
|
};
|
||||||
|
|
||||||
|
#define CRYPTO_BUF_CONTIG 0x0
|
||||||
|
#define CRYPTO_BUF_IOV 0x1
|
||||||
|
#define CRYPTO_BUF_SKBUF 0x2
|
||||||
|
|
||||||
|
#define CRYPTO_OP_DECRYPT 0x0
|
||||||
|
#define CRYPTO_OP_ENCRYPT 0x1
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Hints passed to process methods.
|
||||||
|
*/
|
||||||
|
#define CRYPTO_HINT_MORE 0x1 /* more ops coming shortly */
|
||||||
|
|
||||||
|
struct cryptkop {
|
||||||
|
struct list_head krp_next;
|
||||||
|
wait_queue_head_t krp_waitq;
|
||||||
|
|
||||||
|
int krp_flags;
|
||||||
|
#define CRYPTO_KF_DONE 0x0001 /* Operation completed */
|
||||||
|
#define CRYPTO_KF_CBIMM 0x0002 /* Do callback immediately */
|
||||||
|
|
||||||
|
u_int krp_op; /* ie. CRK_MOD_EXP or other */
|
||||||
|
u_int krp_status; /* return status */
|
||||||
|
u_short krp_iparams; /* # of input parameters */
|
||||||
|
u_short krp_oparams; /* # of output parameters */
|
||||||
|
u_int krp_crid; /* desired device, etc. */
|
||||||
|
u_int32_t krp_hid;
|
||||||
|
struct crparam krp_param[CRK_MAXPARAM]; /* kvm */
|
||||||
|
int (*krp_callback)(struct cryptkop *);
|
||||||
|
};
|
||||||
|
|
||||||
|
#include <ocf-compat.h>
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Session ids are 64 bits. The lower 32 bits contain a "local id" which
|
||||||
|
* is a driver-private session identifier. The upper 32 bits contain a
|
||||||
|
* "hardware id" used by the core crypto code to identify the driver and
|
||||||
|
* a copy of the driver's capabilities that can be used by client code to
|
||||||
|
* optimize operation.
|
||||||
|
*/
|
||||||
|
#define CRYPTO_SESID2HID(_sid) (((_sid) >> 32) & 0x00ffffff)
|
||||||
|
#define CRYPTO_SESID2CAPS(_sid) (((_sid) >> 32) & 0xff000000)
|
||||||
|
#define CRYPTO_SESID2LID(_sid) (((u_int32_t) (_sid)) & 0xffffffff)
|
||||||
|
|
||||||
|
extern int crypto_newsession(u_int64_t *sid, struct cryptoini *cri, int hard);
|
||||||
|
extern int crypto_freesession(u_int64_t sid);
|
||||||
|
#define CRYPTOCAP_F_HARDWARE CRYPTO_FLAG_HARDWARE
|
||||||
|
#define CRYPTOCAP_F_SOFTWARE CRYPTO_FLAG_SOFTWARE
|
||||||
|
#define CRYPTOCAP_F_SYNC 0x04000000 /* operates synchronously */
|
||||||
|
extern int32_t crypto_get_driverid(device_t dev, int flags);
|
||||||
|
extern int crypto_find_driver(const char *);
|
||||||
|
extern device_t crypto_find_device_byhid(int hid);
|
||||||
|
extern int crypto_getcaps(int hid);
|
||||||
|
extern int crypto_register(u_int32_t driverid, int alg, u_int16_t maxoplen,
|
||||||
|
u_int32_t flags);
|
||||||
|
extern int crypto_kregister(u_int32_t, int, u_int32_t);
|
||||||
|
extern int crypto_unregister(u_int32_t driverid, int alg);
|
||||||
|
extern int crypto_unregister_all(u_int32_t driverid);
|
||||||
|
extern int crypto_dispatch(struct cryptop *crp);
|
||||||
|
extern int crypto_kdispatch(struct cryptkop *);
|
||||||
|
#define CRYPTO_SYMQ 0x1
|
||||||
|
#define CRYPTO_ASYMQ 0x2
|
||||||
|
extern int crypto_unblock(u_int32_t, int);
|
||||||
|
extern void crypto_done(struct cryptop *crp);
|
||||||
|
extern void crypto_kdone(struct cryptkop *);
|
||||||
|
extern int crypto_getfeat(int *);
|
||||||
|
|
||||||
|
extern void crypto_freereq(struct cryptop *crp);
|
||||||
|
extern struct cryptop *crypto_getreq(int num);
|
||||||
|
|
||||||
|
extern int crypto_usercrypto; /* userland may do crypto requests */
|
||||||
|
extern int crypto_userasymcrypto; /* userland may do asym crypto reqs */
|
||||||
|
extern int crypto_devallowsoft; /* only use hardware crypto */
|
||||||
|
|
||||||
|
/*
|
||||||
|
* random number support, crypto_unregister_all will unregister
|
||||||
|
*/
|
||||||
|
extern int crypto_rregister(u_int32_t driverid,
|
||||||
|
int (*read_random)(void *arg, u_int32_t *buf, int len), void *arg);
|
||||||
|
extern int crypto_runregister_all(u_int32_t driverid);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Crypto-related utility routines used mainly by drivers.
|
||||||
|
*
|
||||||
|
* XXX these don't really belong here; but for now they're
|
||||||
|
* kept apart from the rest of the system.
|
||||||
|
*/
|
||||||
|
struct uio;
|
||||||
|
extern void cuio_copydata(struct uio* uio, int off, int len, caddr_t cp);
|
||||||
|
extern void cuio_copyback(struct uio* uio, int off, int len, caddr_t cp);
|
||||||
|
extern struct iovec *cuio_getptr(struct uio *uio, int loc, int *off);
|
||||||
|
|
||||||
|
extern void crypto_copyback(int flags, caddr_t buf, int off, int size,
|
||||||
|
caddr_t in);
|
||||||
|
extern void crypto_copydata(int flags, caddr_t buf, int off, int size,
|
||||||
|
caddr_t out);
|
||||||
|
extern int crypto_apply(int flags, caddr_t buf, int off, int len,
|
||||||
|
int (*f)(void *, void *, u_int), void *arg);
|
||||||
|
|
||||||
|
#endif /* __KERNEL__ */
|
||||||
|
#endif /* _CRYPTO_CRYPTO_H_ */
|
||||||
Reference in New Issue
Block a user