1 /* $FreeBSD: src/sys/opencrypto/xform.h,v 1.4 2007/05/09 19:37:02 gnn Exp $ */ 2 /* $DragonFly: src/sys/opencrypto/xform.h,v 1.2 2003/06/17 04:28:54 dillon Exp $ */ 3 /* $OpenBSD: xform.h,v 1.8 2001/08/28 12:20:43 ben Exp $ */ 4 5 /*- 6 * The author of this code is Angelos D. Keromytis (angelos@cis.upenn.edu) 7 * 8 * This code was written by Angelos D. Keromytis in Athens, Greece, in 9 * February 2000. Network Security Technologies Inc. (NSTI) kindly 10 * supported the development of this code. 11 * 12 * Copyright (c) 2000 Angelos D. Keromytis 13 * 14 * Permission to use, copy, and modify this software without fee 15 * is hereby granted, provided that this entire notice is included in 16 * all source code copies of any software which is or includes a copy or 17 * modification of this software. 18 * 19 * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR 20 * IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY 21 * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE 22 * MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR 23 * PURPOSE. 24 */ 25 26 #ifndef _CRYPTO_XFORM_H_ 27 #define _CRYPTO_XFORM_H_ 28 29 #include <sys/md5.h> 30 #include <crypto/sha1.h> 31 #include <crypto/sha2/sha2.h> 32 #include <opencrypto/rmd160.h> 33 #include <opencrypto/gmac.h> 34 35 /* Declarations */ 36 struct auth_hash { 37 int type; 38 char *name; 39 u_int16_t keysize; 40 u_int16_t hashsize; 41 u_int16_t blocksize; 42 u_int16_t ctxsize; 43 void (*Init) (void *); 44 void (*Setkey) (void *, const u_int8_t *, u_int16_t); 45 void (*Reinit) (void *, const u_int8_t *, u_int16_t); 46 int (*Update) (void *, u_int8_t *, u_int16_t); 47 void (*Final) (u_int8_t *, void *); 48 }; 49 50 #define AH_ALEN_MAX 20 /* max authenticator hash length */ 51 52 struct enc_xform { 53 int type; 54 char *name; 55 u_int16_t blocksize, ivsize; 56 u_int16_t minkey, maxkey; 57 void (*encrypt) (caddr_t, u_int8_t *, u_int8_t *); 58 void (*decrypt) (caddr_t, u_int8_t *, u_int8_t *); 59 int (*setkey) (u_int8_t **, u_int8_t *, int len); 60 void (*zerokey) (u_int8_t **); 61 void (*reinit) (caddr_t, u_int8_t *); 62 }; 63 64 struct comp_algo { 65 int type; 66 char *name; 67 size_t minlen; 68 u_int32_t (*compress) (u_int8_t *, u_int32_t, u_int8_t **); 69 u_int32_t (*decompress) (u_int8_t *, u_int32_t, u_int8_t **); 70 }; 71 72 union authctx { 73 MD5_CTX md5ctx; 74 SHA1_CTX sha1ctx; 75 RMD160_CTX rmd160ctx; 76 SHA256_CTX sha256ctx; 77 SHA384_CTX sha384ctx; 78 SHA512_CTX sha512ctx; 79 AES_GMAC_CTX aes_gmac_ctx; 80 }; 81 82 extern struct enc_xform enc_xform_null; 83 extern struct enc_xform enc_xform_des; 84 extern struct enc_xform enc_xform_3des; 85 extern struct enc_xform enc_xform_blf; 86 extern struct enc_xform enc_xform_cast5; 87 extern struct enc_xform enc_xform_skipjack; 88 extern struct enc_xform enc_xform_rijndael128; 89 extern struct enc_xform enc_xform_aes_xts; 90 extern struct enc_xform enc_xform_aes_ctr; 91 extern struct enc_xform enc_xform_aes_gcm; 92 extern struct enc_xform enc_xform_aes_gmac; 93 extern struct enc_xform enc_xform_arc4; 94 extern struct enc_xform enc_xform_camellia; 95 extern struct enc_xform enc_xform_twofish; 96 extern struct enc_xform enc_xform_serpent; 97 extern struct enc_xform enc_xform_twofish_xts; 98 extern struct enc_xform enc_xform_serpent_xts; 99 100 extern struct auth_hash auth_hash_null; 101 extern struct auth_hash auth_hash_key_md5; 102 extern struct auth_hash auth_hash_key_sha1; 103 extern struct auth_hash auth_hash_hmac_md5; 104 extern struct auth_hash auth_hash_hmac_sha1; 105 extern struct auth_hash auth_hash_hmac_ripemd_160; 106 extern struct auth_hash auth_hash_hmac_sha2_256; 107 extern struct auth_hash auth_hash_hmac_sha2_384; 108 extern struct auth_hash auth_hash_hmac_sha2_512; 109 extern struct auth_hash auth_hash_gmac_aes_128; 110 extern struct auth_hash auth_hash_gmac_aes_192; 111 extern struct auth_hash auth_hash_gmac_aes_256; 112 113 extern struct comp_algo comp_algo_deflate; 114 115 #ifdef _KERNEL 116 #include <sys/malloc.h> 117 MALLOC_DECLARE(M_XDATA); 118 #endif 119 #endif /* _CRYPTO_XFORM_H_ */ 120