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/*
* zcrypt 2.1.0
*
* Copyright IBM Corp. 2001, 2006
* 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_PCICC_H_
#define _ZCRYPT_PCICC_H_
/**
* The type 6 message family is associated with PCICC or PCIXCC cards.
*
* It contains a message header followed by a CPRB, both of which
* are described below.
*
* Note that all reserved fields must be zeroes.
*/
struct type6_hdr {
unsigned char reserved1; /* 0x00 */
unsigned char type; /* 0x06 */
unsigned char reserved2[2]; /* 0x0000 */
unsigned char right[4]; /* 0x00000000 */
unsigned char reserved3[2]; /* 0x0000 */
unsigned char reserved4[2]; /* 0x0000 */
unsigned char apfs[4]; /* 0x00000000 */
unsigned int offset1; /* 0x00000058 (offset to CPRB) */
unsigned int offset2; /* 0x00000000 */
unsigned int offset3; /* 0x00000000 */
unsigned int offset4; /* 0x00000000 */
unsigned char agent_id[16]; /* PCICC: */
/* 0x0100 */
/* 0x4343412d4150504c202020 */
/* 0x010101 */
/* PCIXCC: */
/* 0x4341000000000000 */
/* 0x0000000000000000 */
unsigned char rqid[2]; /* rqid. internal to 603 */
unsigned char reserved5[2]; /* 0x0000 */
unsigned char function_code[2]; /* for PKD, 0x5044 (ascii 'PD') */
unsigned char reserved6[2]; /* 0x0000 */
unsigned int ToCardLen1; /* (request CPRB len + 3) & -4 */
unsigned int ToCardLen2; /* db len 0x00000000 for PKD */
unsigned int ToCardLen3; /* 0x00000000 */
unsigned int ToCardLen4; /* 0x00000000 */
unsigned int FromCardLen1; /* response buffer length */
unsigned int FromCardLen2; /* db len 0x00000000 for PKD */
unsigned int FromCardLen3; /* 0x00000000 */
unsigned int FromCardLen4; /* 0x00000000 */
} __attribute__((packed));
/**
* CPRB
* Note that all shorts, ints and longs are little-endian.
* All pointer fields are 32-bits long, and mean nothing
*
* A request CPRB is followed by a request_parameter_block.
*
* The request (or reply) parameter block is organized thus:
* function code
* VUD block
* key block
*/
struct CPRB {
unsigned short cprb_len; /* CPRB length */
unsigned char cprb_ver_id; /* CPRB version id. */
unsigned char pad_000; /* Alignment pad byte. */
unsigned char srpi_rtcode[4]; /* SRPI return code LELONG */
unsigned char srpi_verb; /* SRPI verb type */
unsigned char flags; /* flags */
unsigned char func_id[2]; /* function id */
unsigned char checkpoint_flag; /* */
unsigned char resv2; /* reserved */
unsigned short req_parml; /* request parameter buffer */
/* length 16-bit little endian */
unsigned char req_parmp[4]; /* request parameter buffer *
* pointer (means nothing: the *
* parameter buffer follows *
* the CPRB). */
unsigned char req_datal[4]; /* request data buffer */
/* length ULELONG */
unsigned char req_datap[4]; /* request data buffer */
/* pointer */
unsigned short rpl_parml; /* reply parameter buffer */
/* length 16-bit little endian */
unsigned char pad_001[2]; /* Alignment pad bytes. ULESHORT */
unsigned char rpl_parmp[4]; /* reply parameter buffer *
* pointer (means nothing: the *
* parameter buffer follows *
* the CPRB). */
unsigned char rpl_datal[4]; /* reply data buffer len ULELONG */
unsigned char rpl_datap[4]; /* reply data buffer */
/* pointer */
unsigned short ccp_rscode; /* server reason code ULESHORT */
unsigned short ccp_rtcode; /* server return code ULESHORT */
unsigned char repd_parml[2]; /* replied parameter len ULESHORT*/
unsigned char mac_data_len[2]; /* Mac Data Length ULESHORT */
unsigned char repd_datal[4]; /* replied data length ULELONG */
unsigned char req_pc[2]; /* PC identifier */
unsigned char res_origin[8]; /* resource origin */
unsigned char mac_value[8]; /* Mac Value */
unsigned char logon_id[8]; /* Logon Identifier */
unsigned char usage_domain[2]; /* cdx */
unsigned char resv3[18]; /* reserved for requestor */
unsigned short svr_namel; /* server name length ULESHORT */
unsigned char svr_name[8]; /* server name */
} __attribute__((packed));
/**
* The type 86 message family is associated with PCICC and PCIXCC cards.
*
* It contains a message header followed by a CPRB. The CPRB is
* the same as the request CPRB, which is described above.
*
* If format is 1, an error condition exists and no data beyond
* the 8-byte message header is of interest.
*
* The non-error message is shown below.
*
* Note that all reserved fields must be zeroes.
*/
struct type86_hdr {
unsigned char reserved1; /* 0x00 */
unsigned char type; /* 0x86 */
unsigned char format; /* 0x01 (error) or 0x02 (ok) */
unsigned char reserved2; /* 0x00 */
unsigned char reply_code; /* reply code (see above) */
unsigned char reserved3[3]; /* 0x000000 */
} __attribute__((packed));
#define TYPE86_RSP_CODE 0x86
#define TYPE86_FMT2 0x02
struct type86_fmt2_ext {
unsigned char reserved[4]; /* 0x00000000 */
unsigned char apfs[4]; /* final status */
unsigned int count1; /* length of CPRB + parameters */
unsigned int offset1; /* offset to CPRB */
unsigned int count2; /* 0x00000000 */
unsigned int offset2; /* db offset 0x00000000 for PKD */
unsigned int count3; /* 0x00000000 */
unsigned int offset3; /* 0x00000000 */
unsigned int count4; /* 0x00000000 */
unsigned int offset4; /* 0x00000000 */
} __attribute__((packed));
struct function_and_rules_block {
unsigned char function_code[2];
unsigned short ulen;
unsigned char only_rule[8];
} __attribute__((packed));
int zcrypt_pcicc_init(void);
void zcrypt_pcicc_exit(void);
#endif /* _ZCRYPT_PCICC_H_ */
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