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/usr/src/linux-headers-5.15.0-190/arch/s390/include/uapi/asm/

/usr/src/linux-headers-5.15.0-190/arch/s390/include/uapi/asm

Name	Size	Mode	Actions
auxvec.h	214	0644	edit dl rm
bitsperlong.h	293	0644	edit dl rm
bpf_perf_event.h	250	0644	edit dl rm
byteorder.h	188	0644	edit dl rm
chpid.h	456	0644	edit dl rm
chsc.h	2903	0644	edit dl rm
clp.h	549	0644	edit dl rm
cmb.h	1919	0644	edit dl rm
dasd.h	12658	0644	edit dl rm
guarded_storage.h	1208	0644	edit dl rm
hwctrset.h	1689	0644	edit dl rm
hypfs.h	1382	0644	edit dl rm
ioctls.h	191	0644	edit dl rm
ipcbuf.h	770	0644	edit dl rm
ipl.h	3297	0644	edit dl rm
Kbuild	90	0644	edit dl rm
kvm.h	8269	0644	edit dl rm
kvm_para.h	224	0644	edit dl rm
kvm_perf.h	474	0644	edit dl rm
monwriter.h	939	0644	edit dl rm
perf_regs.h	887	0644	edit dl rm
pkey.h	20741	0644	edit dl rm
posix_types.h	1594	0644	edit dl rm
ptrace.h	11719	0644	edit dl rm
qeth.h	3119	0644	edit dl rm
runtime_instr.h	1424	0644	edit dl rm
schid.h	380	0644	edit dl rm
sclp_ctl.h	465	0644	edit dl rm
setup.h	256	0644	edit dl rm
sie.h	9469	0644	edit dl rm
sigcontext.h	1772	0644	edit dl rm
signal.h	3056	0644	edit dl rm
stat.h	2966	0644	edit dl rm
statfs.h	1058	0644	edit dl rm
sthyi.h	178	0644	edit dl rm
tape390.h	2830	0644	edit dl rm
termios.h	1170	0644	edit dl rm
types.h	525	0644	edit dl rm
ucontext.h	1207	0644	edit dl rm
unistd.h	326	0644	edit dl rm
uvdevice.h	1668	0644	edit dl rm
virtio-ccw.h	444	0644	edit dl rm
vmcp.h	737	0644	edit dl rm
vtoc.h	7539	0644	edit dl rm
zcrypt.h	11426	0644	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-190/arch/s390/include/uapi/asm/zcrypt.h (11426B)

/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
 *  include/asm-s390/zcrypt.h
 *
 *  zcrypt 2.2.1 (user-visible header)
 *
 *  Copyright IBM Corp. 2001, 2019
 *  Author(s): Robert Burroughs
 *	       Eric Rossman (edrossma@us.ibm.com)
 *
 *  Hotplug & misc device support: Jochen Roehrig (roehrig@de.ibm.com)
 */

#ifndef __ASM_S390_ZCRYPT_H
#define __ASM_S390_ZCRYPT_H

#define ZCRYPT_VERSION 2
#define ZCRYPT_RELEASE 2
#define ZCRYPT_VARIANT 1

#include <linux/ioctl.h>
#include <linux/compiler.h>
#include <linux/types.h>

/* Name of the zcrypt device driver. */
#define ZCRYPT_NAME "zcrypt"

/**
 * struct ica_rsa_modexpo
 *
 * Requirements:
 * - outputdatalength is at least as large as inputdatalength.
 * - All key parts are right justified in their fields, padded on
 *   the left with zeroes.
 * - length(b_key) = inputdatalength
 * - length(n_modulus) = inputdatalength
 */
struct ica_rsa_modexpo {
	__u8 __user  *inputdata;
	__u32	      inputdatalength;
	__u8 __user  *outputdata;
	__u32	      outputdatalength;
	__u8 __user  *b_key;
	__u8 __user  *n_modulus;
};

/**
 * struct ica_rsa_modexpo_crt
 *
 * Requirements:
 * - inputdatalength is even.
 * - outputdatalength is at least as large as inputdatalength.
 * - All key parts are right justified in their fields, padded on
 *   the left with zeroes.
 * - length(bp_key)	= inputdatalength/2 + 8
 * - length(bq_key)	= inputdatalength/2
 * - length(np_key)	= inputdatalength/2 + 8
 * - length(nq_key)	= inputdatalength/2
 * - length(u_mult_inv) = inputdatalength/2 + 8
 */
struct ica_rsa_modexpo_crt {
	__u8 __user  *inputdata;
	__u32	      inputdatalength;
	__u8 __user  *outputdata;
	__u32	      outputdatalength;
	__u8 __user  *bp_key;
	__u8 __user  *bq_key;
	__u8 __user  *np_prime;
	__u8 __user  *nq_prime;
	__u8 __user  *u_mult_inv;
};

/**
 * CPRBX
 *	  Note that all shorts and ints are big-endian.
 *	  All pointer fields are 16 bytes 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 CPRBX {
	__u16	     cprb_len;		/* CPRB length	      220	 */
	__u8	     cprb_ver_id;	/* CPRB version id.   0x02	 */
	__u8	     pad_000[3];	/* Alignment pad bytes		 */
	__u8	     func_id[2];	/* function id	      0x5432	 */
	__u8	     cprb_flags[4];	/* Flags			 */
	__u32	     req_parml;		/* request parameter buffer len	 */
	__u32	     req_datal;		/* request data buffer		 */
	__u32	     rpl_msgbl;		/* reply  message block length	 */
	__u32	     rpld_parml;	/* replied parameter block len	 */
	__u32	     rpl_datal;		/* reply data block len		 */
	__u32	     rpld_datal;	/* replied data block len	 */
	__u32	     req_extbl;		/* request extension block len	 */
	__u8	     pad_001[4];	/* reserved			 */
	__u32	     rpld_extbl;	/* replied extension block len	 */
	__u8	     padx000[16 - sizeof(__u8 *)];
	__u8 __user *req_parmb;		/* request parm block 'address'	 */
	__u8	     padx001[16 - sizeof(__u8 *)];
	__u8 __user *req_datab;		/* request data block 'address'	 */
	__u8	     padx002[16 - sizeof(__u8 *)];
	__u8 __user *rpl_parmb;		/* reply parm block 'address'	 */
	__u8	     padx003[16 - sizeof(__u8 *)];
	__u8 __user *rpl_datab;		/* reply data block 'address'	 */
	__u8	     padx004[16 - sizeof(__u8 *)];
	__u8 __user *req_extb;		/* request extension block 'addr'*/
	__u8	     padx005[16 - sizeof(__u8 *)];
	__u8 __user *rpl_extb;		/* reply extension block 'address'*/
	__u16	     ccp_rtcode;	/* server return code		 */
	__u16	     ccp_rscode;	/* server reason code		 */
	__u32	     mac_data_len;	/* Mac Data Length		 */
	__u8	     logon_id[8];	/* Logon Identifier		 */
	__u8	     mac_value[8];	/* Mac Value			 */
	__u8	     mac_content_flgs;	/* Mac content flag byte	 */
	__u8	     pad_002;		/* Alignment			 */
	__u16	     domain;		/* Domain			 */
	__u8	     usage_domain[4];	/* Usage domain			 */
	__u8	     cntrl_domain[4];	/* Control domain		 */
	__u8	     S390enf_mask[4];	/* S/390 enforcement mask	 */
	__u8	     pad_004[36];	/* reserved			 */
} __attribute__((packed));

/**
 * xcRB
 */
struct ica_xcRB {
	__u16	      agent_ID;
	__u32	      user_defined;
	__u16	      request_ID;
	__u32	      request_control_blk_length;
	__u8	      _padding1[16 - sizeof(__u8 *)];
	__u8 __user  *request_control_blk_addr;
	__u32	      request_data_length;
	__u8	      _padding2[16 - sizeof(__u8 *)];
	__u8 __user  *request_data_address;
	__u32	      reply_control_blk_length;
	__u8	      _padding3[16 - sizeof(__u8 *)];
	__u8 __user  *reply_control_blk_addr;
	__u32	      reply_data_length;
	__u8	      __padding4[16 - sizeof(__u8 *)];
	__u8 __user  *reply_data_addr;
	__u16	      priority_window;
	__u32	      status;
} __attribute__((packed));

/**
 * struct ep11_cprb - EP11 connectivity programming request block
 * @cprb_len:		CPRB header length [0x0020]
 * @cprb_ver_id:	CPRB version id.   [0x04]
 * @pad_000:		Alignment pad bytes
 * @flags:		Admin bit [0x80], Special bit [0x20]
 * @func_id:		Function id / subtype [0x5434] "T4"
 * @source_id:		Source id [originator id]
 * @target_id:		Target id [usage/ctrl domain id]
 * @ret_code:		Return code
 * @reserved1:		Reserved
 * @reserved2:		Reserved
 * @payload_len:	Payload length
 */
struct ep11_cprb {
	__u16	cprb_len;
	__u8	cprb_ver_id;
	__u8	pad_000[2];
	__u8	flags;
	__u8	func_id[2];
	__u32	source_id;
	__u32	target_id;
	__u32	ret_code;
	__u32	reserved1;
	__u32	reserved2;
	__u32	payload_len;
} __attribute__((packed));

/**
 * struct ep11_target_dev - EP11 target device list
 * @ap_id:	AP device id
 * @dom_id:	Usage domain id
 */
struct ep11_target_dev {
	__u16 ap_id;
	__u16 dom_id;
};

/**
 * struct ep11_urb - EP11 user request block
 * @targets_num:	Number of target adapters
 * @targets:		Addr to target adapter list
 * @weight:		Level of request priority
 * @req_no:		Request id/number
 * @req_len:		Request length
 * @req:		Addr to request block
 * @resp_len:		Response length
 * @resp:		Addr to response block
 */
struct ep11_urb {
	__u16		targets_num;
	__u8 __user    *targets;
	__u64		weight;
	__u64		req_no;
	__u64		req_len;
	__u8 __user    *req;
	__u64		resp_len;
	__u8 __user    *resp;
} __attribute__((packed));

/**
 * struct zcrypt_device_status_ext
 * @hwtype:		raw hardware type
 * @qid:		8 bit device index, 8 bit domain
 * @functions:		AP device function bit field 'abcdef'
 *			a, b, c = reserved
 *			d = CCA coprocessor
 *			e = Accelerator
 *			f = EP11 coprocessor
 * @online		online status
 * @reserved		reserved
 */
struct zcrypt_device_status_ext {
	unsigned int hwtype:8;
	unsigned int qid:16;
	unsigned int online:1;
	unsigned int functions:6;
	unsigned int reserved:1;
};

#define MAX_ZDEV_CARDIDS_EXT 256
#define MAX_ZDEV_DOMAINS_EXT 256

/* Maximum number of zcrypt devices */
#define MAX_ZDEV_ENTRIES_EXT (MAX_ZDEV_CARDIDS_EXT * MAX_ZDEV_DOMAINS_EXT)

/* Device matrix of all zcrypt devices */
struct zcrypt_device_matrix_ext {
	struct zcrypt_device_status_ext device[MAX_ZDEV_ENTRIES_EXT];
};

#define AUTOSELECT  0xFFFFFFFF
#define AUTOSEL_AP  ((__u16) 0xFFFF)
#define AUTOSEL_DOM ((__u16) 0xFFFF)

#define ZCRYPT_IOCTL_MAGIC 'z'

/**
 * Interface notes:
 *
 * The ioctl()s which are implemented (along with relevant details)
 * are:
 *
 *   ICARSAMODEXPO
 *     Perform an RSA operation using a Modulus-Exponent pair
 *     This takes an ica_rsa_modexpo struct as its arg.
 *
 *     NOTE: please refer to the comments preceding this structure
 *	     for the implementation details for the contents of the
 *	     block
 *
 *   ICARSACRT
 *     Perform an RSA operation using a Chinese-Remainder Theorem key
 *     This takes an ica_rsa_modexpo_crt struct as its arg.
 *
 *     NOTE: please refer to the comments preceding this structure
 *	     for the implementation details for the contents of the
 *	     block
 *
 *   ZSECSENDCPRB
 *     Send an arbitrary CPRB to a crypto card.
 *
 *   ZSENDEP11CPRB
 *     Send an arbitrary EP11 CPRB to an EP11 coprocessor crypto card.
 *
 *   ZCRYPT_DEVICE_STATUS
 *     The given struct zcrypt_device_matrix_ext is updated with
 *     status information for each currently known apqn.
 *
 *   ZCRYPT_STATUS_MASK
 *     Return an MAX_ZDEV_CARDIDS_EXT element array of unsigned chars for the
 *     status of all devices.
 *	 0x01: PCICA
 *	 0x02: PCICC
 *	 0x03: PCIXCC_MCL2
 *	 0x04: PCIXCC_MCL3
 *	 0x05: CEX2C
 *	 0x06: CEX2A
 *	 0x07: CEX3C
 *	 0x08: CEX3A
 *	 0x0a: CEX4
 *	 0x0b: CEX5
 *	 0x0c: CEX6, CEX7 or CEX8
 *	 0x0d: device is disabled
 *
 *   ZCRYPT_QDEPTH_MASK
 *     Return an MAX_ZDEV_CARDIDS_EXT element array of unsigned chars for the
 *     queue depth of all devices.
 *
 *   ZCRYPT_PERDEV_REQCNT
 *     Return an MAX_ZDEV_CARDIDS_EXT element array of unsigned integers for
 *     the number of successfully completed requests per device since the
 *     device was detected and made available.
 *
 */

/**
 * Supported ioctl calls
 */
#define ICARSAMODEXPO	_IOC(_IOC_READ|_IOC_WRITE, ZCRYPT_IOCTL_MAGIC, 0x05, 0)
#define ICARSACRT	_IOC(_IOC_READ|_IOC_WRITE, ZCRYPT_IOCTL_MAGIC, 0x06, 0)
#define ZSECSENDCPRB	_IOC(_IOC_READ|_IOC_WRITE, ZCRYPT_IOCTL_MAGIC, 0x81, 0)
#define ZSENDEP11CPRB	_IOC(_IOC_READ|_IOC_WRITE, ZCRYPT_IOCTL_MAGIC, 0x04, 0)

#define ZCRYPT_DEVICE_STATUS _IOC(_IOC_READ|_IOC_WRITE, ZCRYPT_IOCTL_MAGIC, 0x5f, 0)
#define ZCRYPT_STATUS_MASK   _IOR(ZCRYPT_IOCTL_MAGIC, 0x58, char[MAX_ZDEV_CARDIDS_EXT])
#define ZCRYPT_QDEPTH_MASK   _IOR(ZCRYPT_IOCTL_MAGIC, 0x59, char[MAX_ZDEV_CARDIDS_EXT])
#define ZCRYPT_PERDEV_REQCNT _IOR(ZCRYPT_IOCTL_MAGIC, 0x5a, int[MAX_ZDEV_CARDIDS_EXT])

/*
 * Support for multiple zcrypt device nodes.
 */

/* Nr of minor device node numbers to allocate. */
#define ZCRYPT_MAX_MINOR_NODES 256

/* Max amount of possible ioctls */
#define MAX_ZDEV_IOCTLS (1 << _IOC_NRBITS)

/*
 * Only deprecated defines, structs and ioctls below this line.
 */

/* Deprecated: use MAX_ZDEV_CARDIDS_EXT */
#define MAX_ZDEV_CARDIDS 64
/* Deprecated: use MAX_ZDEV_DOMAINS_EXT */
#define MAX_ZDEV_DOMAINS 256

/* Deprecated: use MAX_ZDEV_ENTRIES_EXT */
#define MAX_ZDEV_ENTRIES (MAX_ZDEV_CARDIDS * MAX_ZDEV_DOMAINS)

/* Deprecated: use struct zcrypt_device_status_ext */
struct zcrypt_device_status {
	unsigned int hwtype:8;
	unsigned int qid:14;
	unsigned int online:1;
	unsigned int functions:6;
	unsigned int reserved:3;
};

/* Deprecated: use struct zcrypt_device_matrix_ext */
struct zcrypt_device_matrix {
	struct zcrypt_device_status device[MAX_ZDEV_ENTRIES];
};

/* Deprecated: use ZCRYPT_DEVICE_STATUS */
#define ZDEVICESTATUS _IOC(_IOC_READ|_IOC_WRITE, ZCRYPT_IOCTL_MAGIC, 0x4f, 0)
/* Deprecated: use ZCRYPT_STATUS_MASK */
#define Z90STAT_STATUS_MASK _IOR(ZCRYPT_IOCTL_MAGIC, 0x48, char[64])
/* Deprecated: use ZCRYPT_QDEPTH_MASK */
#define Z90STAT_QDEPTH_MASK _IOR(ZCRYPT_IOCTL_MAGIC, 0x49, char[64])
/* Deprecated: use ZCRYPT_PERDEV_REQCNT */
#define Z90STAT_PERDEV_REQCNT _IOR(ZCRYPT_IOCTL_MAGIC, 0x4a, int[64])

/* Deprecated: use sysfs to query these values */
#define Z90STAT_REQUESTQ_COUNT	_IOR(ZCRYPT_IOCTL_MAGIC, 0x44, int)
#define Z90STAT_PENDINGQ_COUNT	_IOR(ZCRYPT_IOCTL_MAGIC, 0x45, int)
#define Z90STAT_TOTALOPEN_COUNT _IOR(ZCRYPT_IOCTL_MAGIC, 0x46, int)
#define Z90STAT_DOMAIN_INDEX	_IOR(ZCRYPT_IOCTL_MAGIC, 0x47, int)

/*
 * The ioctl number ranges 0x40 - 0x42 and 0x4b - 0x4e had been used in the
 * past, don't assign new ioctls for these.
 */

#endif /* __ASM_S390_ZCRYPT_H */

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