/* $NetBSD: xform.h,v 1.5 2003/08/27 00:20:57 thorpej Exp $ */ /* $FreeBSD: src/sys/opencrypto/xform.h,v 1.1.2.1 2002/11/21 23:34:23 sam Exp $ */ /* $OpenBSD: xform.h,v 1.10 2002/04/22 23:10:09 deraadt Exp $ */ /* * The author of this code is Angelos D. Keromytis (angelos@cis.upenn.edu) * * This code was written by Angelos D. Keromytis in Athens, Greece, in * February 2000. Network Security Technologies Inc. (NSTI) kindly * supported the development of this code. * * Copyright (c) 2000 Angelos D. Keromytis * * Permission to use, copy, and modify this software with or without fee * is hereby granted, provided that this entire notice is included in * all source code copies of any software which is or includes a copy or * modification of this software. * * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR * IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE * MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR * PURPOSE. */ #ifndef _CRYPTO_XFORM_H_ #define _CRYPTO_XFORM_H_ #include #include #include #include /* Declarations */ struct auth_hash { int type; char *name; u_int16_t keysize; u_int16_t hashsize; u_int16_t authsize; u_int16_t ctxsize; void (*Init) (void *); int (*Update) (void *, const u_int8_t *, u_int16_t); void (*Final) (u_int8_t *, void *); }; /* Provide array-limit for clients (e.g., netipsec) */ #define AH_ALEN_MAX 20 /* max authenticator hash length */ struct enc_xform { int type; char *name; u_int16_t blocksize; u_int16_t minkey, maxkey; void (*encrypt) (caddr_t, u_int8_t *); void (*decrypt) (caddr_t, u_int8_t *); int (*setkey) (u_int8_t **, const u_int8_t *, int len); void (*zerokey) (u_int8_t **); }; struct comp_algo { int type; char *name; size_t minlen; u_int32_t (*compress) (u_int8_t *, u_int32_t, u_int8_t **); u_int32_t (*decompress) (u_int8_t *, u_int32_t, u_int8_t **); }; union authctx { MD5_CTX md5ctx; SHA1_CTX sha1ctx; RMD160_CTX rmd160ctx; SHA256_CTX sha256ctx; SHA384_CTX sha384ctx; SHA512_CTX sha512ctx; }; extern struct enc_xform enc_xform_null; extern struct enc_xform enc_xform_des; extern struct enc_xform enc_xform_3des; extern struct enc_xform enc_xform_blf; extern struct enc_xform enc_xform_cast5; extern struct enc_xform enc_xform_skipjack; extern struct enc_xform enc_xform_rijndael128; extern struct enc_xform enc_xform_arc4; extern struct auth_hash auth_hash_null; extern struct auth_hash auth_hash_md5; extern struct auth_hash auth_hash_sha1; extern struct auth_hash auth_hash_key_md5; extern struct auth_hash auth_hash_key_sha1; extern struct auth_hash auth_hash_hmac_md5_96; extern struct auth_hash auth_hash_hmac_sha1_96; extern struct auth_hash auth_hash_hmac_ripemd_160_96; extern struct auth_hash auth_hash_hmac_sha2_256; extern struct auth_hash auth_hash_hmac_sha2_384; extern struct auth_hash auth_hash_hmac_sha2_512; extern struct comp_algo comp_algo_deflate; #ifdef _KERNEL #include MALLOC_DECLARE(M_XDATA); #endif #endif /* _CRYPTO_XFORM_H_ */