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