5432114baf
Allow the user space to send extended cprb messages directly to the PCIXCC / CEX2C cards. This allows the CCA library to construct special crypto requests that use "secure" keys that are stored on the card. Signed-off-by: Ralph Wuerthner <rwuerthn@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
79 lines
3.2 KiB
C
79 lines
3.2 KiB
C
/*
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* linux/drivers/s390/crypto/zcrypt_pcixcc.h
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*
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* zcrypt 2.1.0
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*
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* Copyright (C) 2001, 2006 IBM Corporation
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* Author(s): Robert Burroughs
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* Eric Rossman (edrossma@us.ibm.com)
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*
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* Hotplug & misc device support: Jochen Roehrig (roehrig@de.ibm.com)
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* Major cleanup & driver split: Martin Schwidefsky <schwidefsky@de.ibm.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef _ZCRYPT_PCIXCC_H_
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#define _ZCRYPT_PCIXCC_H_
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/**
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* CPRBX
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* Note that all shorts and ints are big-endian.
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* All pointer fields are 16 bytes long, and mean nothing.
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*
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* A request CPRB is followed by a request_parameter_block.
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*
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* The request (or reply) parameter block is organized thus:
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* function code
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* VUD block
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* key block
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*/
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struct CPRBX {
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unsigned short cprb_len; /* CPRB length 220 */
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unsigned char cprb_ver_id; /* CPRB version id. 0x02 */
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unsigned char pad_000[3]; /* Alignment pad bytes */
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unsigned char func_id[2]; /* function id 0x5432 */
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unsigned char cprb_flags[4]; /* Flags */
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unsigned int req_parml; /* request parameter buffer len */
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unsigned int req_datal; /* request data buffer */
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unsigned int rpl_msgbl; /* reply message block length */
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unsigned int rpld_parml; /* replied parameter block len */
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unsigned int rpl_datal; /* reply data block len */
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unsigned int rpld_datal; /* replied data block len */
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unsigned int req_extbl; /* request extension block len */
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unsigned char pad_001[4]; /* reserved */
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unsigned int rpld_extbl; /* replied extension block len */
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unsigned char req_parmb[16]; /* request parm block 'address' */
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unsigned char req_datab[16]; /* request data block 'address' */
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unsigned char rpl_parmb[16]; /* reply parm block 'address' */
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unsigned char rpl_datab[16]; /* reply data block 'address' */
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unsigned char req_extb[16]; /* request extension block 'addr'*/
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unsigned char rpl_extb[16]; /* reply extension block 'addres'*/
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unsigned short ccp_rtcode; /* server return code */
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unsigned short ccp_rscode; /* server reason code */
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unsigned int mac_data_len; /* Mac Data Length */
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unsigned char logon_id[8]; /* Logon Identifier */
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unsigned char mac_value[8]; /* Mac Value */
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unsigned char mac_content_flgs;/* Mac content flag byte */
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unsigned char pad_002; /* Alignment */
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unsigned short domain; /* Domain */
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unsigned char pad_003[12]; /* Domain masks */
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unsigned char pad_004[36]; /* reserved */
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} __attribute__((packed));
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int zcrypt_pcixcc_init(void);
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void zcrypt_pcixcc_exit(void);
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#endif /* _ZCRYPT_PCIXCC_H_ */
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