sys/dev/pci/n8/nspvar.h

   1 /*-
   2  * Copyright (c) 2008 The NetBSD Foundation, Inc.
   3  * All rights reserved.
   4  *
   5  * This code is derived from software contributed to The NetBSD Foundation
   6  * by Coyote Point Systems, Inc.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  18  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  20  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  21  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  25  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  27  * POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #ifndef _NSPVAR_H_
  31 #define _NSPVAR_H_
  32
  33 #define NSP_MAX_KEYLEN          512
  34 #define NSP_MAX_INSTANCES       1
  35
  36 /*
  37  * crypto key operation request
  38  * holds the input and output parameter memory and
  39  * keying information for the asymmetric operations
  40  */
  41 typedef struct {
  42         uint32_t magic;
  43         struct cryptkop *krp;
  44         N8_Status_t error;
  45         N8_SizedBuffer_t parm[CRK_MAXPARAM];
  46         N8_Buffer_t value[CRK_MAXPARAM][NSP_MAX_KEYLEN];        /* BN values, 4KB */
  47         union {
  48                 struct {
  49                         N8_DSAKeyObject_t   key;
  50                         N8_DSAKeyMaterial_t keymaterial;
  51                         N8_Boolean_t        verifyok;           /* DSAVerify result */
  52                 } dsa;
  53                 struct {
  54                         N8_RSAKeyObject_t   key;
  55                         N8_RSAKeyMaterial_t keymaterial;
  56                 } rsa;
  57                 struct {
  58                         N8_DH_KeyObject_t key;
  59                         N8_DH_KeyMaterial_t keymaterial;
  60                 } dh;
  61         } op;
  62 } n8_kreq_t;
  63
  64
  65 /*
  66  * Parameter checks for crypto key operations
  67  * indexed by crypyto key id (CRK_*)
  68  */
  69 #define BN_ARG(n)       (1<<(n))
  70
  71 /* inputs: dgst dsa->p dsa->q dsa->g dsa->priv_key */
  72 #define NSP_DSA_SIGN_DIGEST     0
  73 #define NSP_DSA_SIGN_P          1
  74 #define NSP_DSA_SIGN_Q          2
  75 #define NSP_DSA_SIGN_G          3
  76 #define NSP_DSA_SIGN_X          4       /* Private Key */
  77 #define NSP_DSA_SIGN_RVALUE     5       /* Result */
  78 #define NSP_DSA_SIGN_SVALUE     6       /* Result */
  79 #define NSP_DSA_SIGN_BIGNUMS    \
  80         (BN_ARG(NSP_DSA_SIGN_P) | \
  81          BN_ARG(NSP_DSA_SIGN_Q) | \
  82          BN_ARG(NSP_DSA_SIGN_G) | \
  83          BN_ARG(NSP_DSA_SIGN_X) | \
  84          BN_ARG(NSP_DSA_SIGN_RVALUE) | \
  85          BN_ARG(NSP_DSA_SIGN_SVALUE))
  86
  87 /* inputs: dgst dsa->p dsa->q dsa->g dsa->pub_key sig->r sig->s */
  88 #define NSP_DSA_VERIFY_DIGEST   0
  89 #define NSP_DSA_VERIFY_P        1
  90 #define NSP_DSA_VERIFY_Q        2
  91 #define NSP_DSA_VERIFY_G        3
  92 #define NSP_DSA_VERIFY_Y        4       /* Public Key */
  93 #define NSP_DSA_VERIFY_RVALUE   5
  94 #define NSP_DSA_VERIFY_SVALUE   6
  95 #define NSP_DSA_VERIFY_BIGNUMS \
  96         (BN_ARG(NSP_DSA_VERIFY_P) | \
  97          BN_ARG(NSP_DSA_VERIFY_Q) | \
  98          BN_ARG(NSP_DSA_VERIFY_G) | \
  99          BN_ARG(NSP_DSA_VERIFY_P) | \
 100          BN_ARG(NSP_DSA_VERIFY_Y) | \
 101          BN_ARG(NSP_DSA_VERIFY_RVALUE) | \
 102          BN_ARG(NSP_DSA_VERIFY_SVALUE))
 103
 104 /* inputs: dh->priv_key (x) pub_key (g^x) dh->p (prime) key output g^x */
 105 #define NSP_DH_COMPUTE_KEY_PRIV 0       /* priv_key */
 106 #define NSP_DH_COMPUTE_KEY_PUB  1       /* pub_key (g^b % p) */
 107 #define NSP_DH_COMPUTE_KEY_P    2       /* Prime (modulus) */
 108 #define NSP_DH_COMPUTE_KEY_K    3       /* Result: key = B^g % p */
 109 #define NSP_DH_COMPUTE_KEY_BIGNUMS \
 110         (BN_ARG(NSP_DH_COMPUTE_KEY_PRIV) | \
 111          BN_ARG(NSP_DH_COMPUTE_KEY_PUB) | \
 112          BN_ARG(NSP_DH_COMPUTE_KEY_P))
 113
 114 /* R0 = (A^B) % M */
 115 #define NSP_MOD_EXP_A   0
 116 #define NSP_MOD_EXP_B   1
 117 #define NSP_MOD_EXP_M   2       /* modulus */
 118 #define NSP_MOD_EXP_R0  3       /* Result */
 119 #define NSP_MOD_EXP_BIGNUMS     \
 120         (BN_ARG(NSP_MOD_EXP_A) | \
 121          BN_ARG(NSP_MOD_EXP_B) | \
 122          BN_ARG(NSP_MOD_EXP_M) | \
 123          BN_ARG(NSP_MOD_EXP_R0))
 124
 125
 126 /* R0 = (A+B) % M */
 127 #define NSP_MOD_ADD_A           0
 128 #define NSP_MOD_ADD_B           1
 129 #define NSP_MOD_ADD_M           2
 130 #define NSP_MOD_ADD_R0          3
 131 #define NSP_MOD_ADD_BIGNUMS \
 132         (BN_ARG(NSP_MOD_ADD_A) | \
 133          BN_ARG(NSP_MOD_ADD_B) | \
 134          BN_ARG(NSP_MOD_ADD_M) | \
 135          BN_ARG(NSP_MOD_ADD_R0))
 136
 137 /* R0 = -A % M */
 138 #define NSP_MOD_ADDINV_A        0
 139 #define NSP_MOD_ADDINV_M        1
 140 #define NSP_MOD_ADDINV_R0       2
 141 #define NSP_MOD_ADDINV_BIGNUMS \
 142         (BN_ARG(NSP_MOD_ADDINV_A) | \
 143          BN_ARG(NSP_MOD_ADDINV_M) | \
 144          BN_ARG(NSP_MOD_ADDINV_R0))
 145
 146 /* R0 = (A-B) % M */
 147 #define NSP_MOD_SUB_A           0
 148 #define NSP_MOD_SUB_B           1
 149 #define NSP_MOD_SUB_M           2
 150 #define NSP_MOD_SUB_R0          3
 151 #define NSP_MOD_SUB_BIGNUMS \
 152         (BN_ARG(NSP_MOD_SUB_A) | \
 153          BN_ARG(NSP_MOD_SUB_B) | \
 154          BN_ARG(NSP_MOD_SUB_M) | \
 155          BN_ARG(NSP_MOD_SUB_R0))
 156
 157 /* R0 = (A*B) % M */
 158 #define NSP_MOD_MULT_A          0
 159 #define NSP_MOD_MULT_B          1
 160 #define NSP_MOD_MULT_M          2
 161 #define NSP_MOD_MULT_R0         3
 162 #define NSP_MOD_MULT_BIGNUMS \
 163         (BN_ARG(NSP_MOD_MULT_A) | \
 164          BN_ARG(NSP_MOD_MULT_B) | \
 165          BN_ARG(NSP_MOD_MULT_M) | \
 166          BN_ARG(NSP_MOD_MULT_R0))
 167
 168 /* R0 = (A^-1) % M */
 169 #define NSP_MOD_MULTINV_A       0
 170 #define NSP_MOD_MULTINV_M       1
 171 #define NSP_MOD_MULTINV_R0      2
 172 #define NSP_MOD_MULTINV_BIGNUMS \
 173         (BN_ARG(NSP_MOD_MULTINV_A) | \
 174          BN_ARG(NSP_MOD_MULTINV_M) | \
 175          BN_ARG(NSP_MOD_MULTINV_R0))
 176
 177 /* R0 = A % M */
 178 #define NSP_MODULUS_A   0
 179 #define NSP_MODULUS_M   1
 180 #define NSP_MODULUS_R0  2
 181 #define NSP_MODULUS_BIGNUMS \
 182         (BN_ARG(NSP_MODULUS_A) | \
 183          BN_ARG(NSP_MODULUS_M) | \
 184          BN_ARG(NSP_MODULUS_R0))
 185
 186 /* inputs: rsa->p rsa->q I rsa->dmp1 rsa->dmq1 rsa->iqmp */
 187 #define NSP_MOD_EXP_CRT_P       0
 188 #define NSP_MOD_EXP_CRT_Q       1
 189 #define NSP_MOD_EXP_CRT_I       2
 190 #define NSP_MOD_EXP_CRT_DP      3
 191 #define NSP_MOD_EXP_CRT_DQ      4
 192 #define NSP_MOD_EXP_CRT_QINV    5
 193 #define NSP_MOD_EXP_CRT_R0      6       /* Result */
 194 #define NSP_MOD_EXP_CRT_BIGNUMS \
 195         (BN_ARG(NSP_MOD_EXP_CRT_P) | \
 196          BN_ARG(NSP_MOD_EXP_CRT_Q) | \
 197          BN_ARG(NSP_MOD_EXP_CRT_I) | \
 198          BN_ARG(NSP_MOD_EXP_CRT_DP) | \
 199          BN_ARG(NSP_MOD_EXP_CRT_DQ) | \
 200          BN_ARG(NSP_MOD_EXP_CRT_QINV) | \
 201          BN_ARG(NSP_MOD_EXP_CRT_R0))
 202
 203 #endif /* _NSPVAR_H_ */