1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SOFTMAC_H 28 #define _SOFTMAC_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 #include <sys/md5.h> 37 #include <sys/sha1.h> 38 #include <security/pkcs11t.h> 39 #include "softSession.h" 40 #include "softObject.h" 41 42 #define MD5_HASH_SIZE 16 /* MD5 digest length in bytes */ 43 #define SHA1_HASH_SIZE 20 /* SHA_1 digest length in bytes */ 44 #define MD5_HMAC_BLOCK_SIZE 64 /* MD5 block size */ 45 #define MD5_HMAC_INTS_PER_BLOCK (MD5_HMAC_BLOCK_SIZE/sizeof (uint32_t)) 46 #define SHA1_HMAC_BLOCK_SIZE 64 /* SHA1-HMAC block size */ 47 #define SHA1_HMAC_INTS_PER_BLOCK (SHA1_HMAC_BLOCK_SIZE/sizeof (uint32_t)) 48 49 50 #define MD5_SSL_PAD_SIZE 48 /* MD5 SSL pad length in bytes */ 51 /* 48 (MD5 SSL pad length in bytes) + 16 (key length in bytes) = 64 */ 52 #define MD5_SSL_PAD_AND_KEY_SIZE 64 53 54 #define SHA1_SSL_PAD_SIZE 40 /* SHA1 SSL pad length in bytes */ 55 /* 40 (SHA1 SSL pad length in bytes) + 20 (key length in bytes) = 104 */ 56 #define SHA1_SSL_PAD_AND_KEY_SIZE 60 57 58 /* 59 * Context for MD5-HMAC and MD5-HMAC-GENERAL mechanisms. 60 */ 61 typedef struct md5_hc_ctx { 62 MD5_CTX hc_icontext; /* inner MD5 context */ 63 MD5_CTX hc_ocontext; /* outer MD5 context */ 64 } md5_hc_ctx_t; 65 66 /* 67 * Context for SHA1-HMAC and SHA1-HMAC-GENERAL mechanisms. 68 */ 69 typedef struct sha1_hc_ctx { 70 SHA1_CTX hc_icontext; /* inner SHA1 context */ 71 SHA1_CTX hc_ocontext; /* outer SHA1 context */ 72 } sha1_hc_ctx_t; 73 74 /* 75 * Generic Context struct for HMAC. 76 */ 77 typedef struct soft_hmac_ctx { 78 size_t hmac_len; /* digest len in bytes */ 79 union { 80 md5_hc_ctx_t md5_ctx; 81 sha1_hc_ctx_t sha1_ctx; 82 } hc_ctx_u; 83 } soft_hmac_ctx_t; 84 85 86 /* Generic MAC envelop macros. Substitute HASH with MD5 or SHA1 */ 87 88 #define SOFT_MAC_INIT_CTX(HASH, mac_ctx, ipad, opad, len) \ 89 /* Perform HASH on ipad */ \ 90 HASH##Init(&((mac_ctx)->hc_icontext)); \ 91 HASH##Update(&((mac_ctx)->hc_icontext), ipad, len); \ 92 /* Perform HASH on opad */ \ 93 HASH##Init(&((mac_ctx)->hc_ocontext)); \ 94 HASH##Update(&((mac_ctx)->hc_ocontext), opad, len); 95 96 #define SOFT_MAC_UPDATE(HASH, mac_ctx, pPart, PartLen) \ 97 HASH##Update(&((mac_ctx)->hc_icontext), pPart, PartLen); 98 99 100 #define SOFT_MAC_FINAL(HASH, mac_ctx, mac) \ 101 HASH##Final((mac), &((mac_ctx)->hc_icontext)); \ 102 HASH##Update(&((mac_ctx)->hc_ocontext), (mac), HASH##_HASH_SIZE);\ 103 HASH##Final((mac), &((mac_ctx)->hc_ocontext)); 104 105 /* 106 * Function Prototypes. 107 */ 108 CK_RV soft_hmac_sign_verify_init_common(soft_session_t *, CK_MECHANISM_PTR, 109 soft_object_t *, boolean_t); 110 111 CK_RV mac_init_ctx(soft_session_t *session_p, soft_object_t *, 112 soft_hmac_ctx_t *, CK_MECHANISM_TYPE); 113 114 CK_RV soft_hmac_sign_verify_common(soft_session_t *, CK_BYTE_PTR, 115 CK_ULONG, CK_BYTE_PTR, CK_ULONG_PTR, boolean_t); 116 117 CK_RV soft_hmac_sign_verify_update(soft_session_t *, CK_BYTE_PTR, 118 CK_ULONG, boolean_t); 119 120 void md5_hmac_ctx_init(md5_hc_ctx_t *, uint32_t *, uint32_t *); 121 122 void sha1_hmac_ctx_init(sha1_hc_ctx_t *, uint32_t *, uint32_t *); 123 124 #ifdef __cplusplus 125 } 126 #endif 127 128 #endif /* _SOFTMAC_H */ 129