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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 | /* * linux/drivers/s390/crypto/zcrypt_pcica.h * * zcrypt 2.1.0 * * Copyright (C) 2001, 2006 IBM Corporation * Author(s): Robert Burroughs * Eric Rossman (edrossma@us.ibm.com) * * Hotplug & misc device support: Jochen Roehrig (roehrig@de.ibm.com) * Major cleanup & driver split: Martin Schwidefsky <schwidefsky@de.ibm.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2, or (at your option) * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef _ZCRYPT_PCICA_H_ #define _ZCRYPT_PCICA_H_ /** * The type 4 message family is associated with a PCICA card. * * The four members of the family are described below. * * Note that all unsigned char arrays are right-justified and left-padded * with zeroes. * * Note that all reserved fields must be zeroes. */ struct type4_hdr { unsigned char reserved1; unsigned char msg_type_code; /* 0x04 */ unsigned short msg_len; unsigned char request_code; /* 0x40 */ unsigned char msg_fmt; unsigned short reserved2; } __attribute__((packed)); #define TYPE4_TYPE_CODE 0x04 #define TYPE4_REQU_CODE 0x40 #define TYPE4_SME_FMT 0x00 #define TYPE4_LME_FMT 0x10 #define TYPE4_SCR_FMT 0x40 #define TYPE4_LCR_FMT 0x50 /* Mod-Exp, with a small modulus */ struct type4_sme { struct type4_hdr header; unsigned char message[128]; unsigned char exponent[128]; unsigned char modulus[128]; } __attribute__((packed)); /* Mod-Exp, with a large modulus */ struct type4_lme { struct type4_hdr header; unsigned char message[256]; unsigned char exponent[256]; unsigned char modulus[256]; } __attribute__((packed)); /* CRT, with a small modulus */ struct type4_scr { struct type4_hdr header; unsigned char message[128]; unsigned char dp[72]; unsigned char dq[64]; unsigned char p[72]; unsigned char q[64]; unsigned char u[72]; } __attribute__((packed)); /* CRT, with a large modulus */ struct type4_lcr { struct type4_hdr header; unsigned char message[256]; unsigned char dp[136]; unsigned char dq[128]; unsigned char p[136]; unsigned char q[128]; unsigned char u[136]; } __attribute__((packed)); /** * The type 84 response family is associated with a PCICA card. * * Note that all unsigned char arrays are right-justified and left-padded * with zeroes. * * Note that all reserved fields must be zeroes. */ struct type84_hdr { unsigned char reserved1; unsigned char code; unsigned short len; unsigned char reserved2[4]; } __attribute__((packed)); #define TYPE84_RSP_CODE 0x84 int zcrypt_pcica_init(void); void zcrypt_pcica_exit(void); #endif /* _ZCRYPT_PCICA_H_ */ |