1 /* $OpenBSD: xform.c,v 1.16 2001/08/28 12:20:43 ben Exp $ */ 2 /*- 3 * The authors of this code are John Ioannidis (ji@tla.org), 4 * Angelos D. Keromytis (kermit@csd.uch.gr), 5 * Niels Provos (provos@physnet.uni-hamburg.de) and 6 * Damien Miller (djm@mindrot.org). 7 * 8 * This code was written by John Ioannidis for BSD/OS in Athens, Greece, 9 * in November 1995. 10 * 11 * Ported to OpenBSD and NetBSD, with additional transforms, in December 1996, 12 * by Angelos D. Keromytis. 13 * 14 * Additional transforms and features in 1997 and 1998 by Angelos D. Keromytis 15 * and Niels Provos. 16 * 17 * Additional features in 1999 by Angelos D. Keromytis. 18 * 19 * AES XTS implementation in 2008 by Damien Miller 20 * 21 * Copyright (C) 1995, 1996, 1997, 1998, 1999 by John Ioannidis, 22 * Angelos D. Keromytis and Niels Provos. 23 * 24 * Copyright (C) 2001, Angelos D. Keromytis. 25 * 26 * Copyright (C) 2008, Damien Miller 27 * Copyright (c) 2014 The FreeBSD Foundation 28 * All rights reserved. 29 * 30 * Portions of this software were developed by John-Mark Gurney 31 * under sponsorship of the FreeBSD Foundation and 32 * Rubicon Communications, LLC (Netgate). 33 * 34 * Permission to use, copy, and modify this software with or without fee 35 * is hereby granted, provided that this entire notice is included in 36 * all copies of any software which is or includes a copy or 37 * modification of this software. 38 * You may use this code under the GNU public license if you so wish. Please 39 * contribute changes back to the authors under this freer than GPL license 40 * so that we may further the use of strong encryption without limitations to 41 * all. 42 * 43 * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR 44 * IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY 45 * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE 46 * MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR 47 * PURPOSE. 48 */ 49 50 #include <sys/cdefs.h> 51 __FBSDID("$FreeBSD$"); 52 53 #include <sys/types.h> 54 #include <crypto/sha1.h> 55 #include <opencrypto/xform_auth.h> 56 57 static void SHA1Init_int(void *); 58 static int SHA1Update_int(void *, const void *, u_int); 59 static void SHA1Final_int(uint8_t *, void *); 60 61 /* Plain hash */ 62 const struct auth_hash auth_hash_sha1 = { 63 .type = CRYPTO_SHA1, 64 .name = "SHA1", 65 .hashsize = SHA1_HASH_LEN, 66 .ctxsize = sizeof(SHA1_CTX), 67 .blocksize = SHA1_BLOCK_LEN, 68 .Init = SHA1Init_int, 69 .Update = SHA1Update_int, 70 .Final = SHA1Final_int, 71 }; 72 73 /* Authentication instances */ 74 const struct auth_hash auth_hash_hmac_sha1 = { 75 .type = CRYPTO_SHA1_HMAC, 76 .name = "HMAC-SHA1", 77 .keysize = SHA1_BLOCK_LEN, 78 .hashsize = SHA1_HASH_LEN, 79 .ctxsize = sizeof(SHA1_CTX), 80 .blocksize = SHA1_BLOCK_LEN, 81 .Init = SHA1Init_int, 82 .Update = SHA1Update_int, 83 .Final = SHA1Final_int, 84 }; 85 86 /* 87 * And now for auth. 88 */ 89 static void 90 SHA1Init_int(void *ctx) 91 { 92 SHA1Init(ctx); 93 } 94 95 static int 96 SHA1Update_int(void *ctx, const void *buf, u_int len) 97 { 98 SHA1Update(ctx, buf, len); 99 return 0; 100 } 101 102 static void 103 SHA1Final_int(uint8_t *blk, void *ctx) 104 { 105 SHA1Final(blk, ctx); 106 } 107