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Diffstat (limited to 'include/asm-s390/zcrypt.h')
| -rw-r--r-- | include/asm-s390/zcrypt.h | 285 |
1 files changed, 285 insertions, 0 deletions
diff --git a/include/asm-s390/zcrypt.h b/include/asm-s390/zcrypt.h new file mode 100644 index 000000000000..7244c68464f2 --- /dev/null +++ b/include/asm-s390/zcrypt.h | |||
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| 1 | /* | ||
| 2 | * include/asm-s390/zcrypt.h | ||
| 3 | * | ||
| 4 | * zcrypt 2.1.0 (user-visible header) | ||
| 5 | * | ||
| 6 | * Copyright (C) 2001, 2006 IBM Corporation | ||
| 7 | * Author(s): Robert Burroughs | ||
| 8 | * Eric Rossman (edrossma@us.ibm.com) | ||
| 9 | * | ||
| 10 | * Hotplug & misc device support: Jochen Roehrig (roehrig@de.ibm.com) | ||
| 11 | * | ||
| 12 | * This program is free software; you can redistribute it and/or modify | ||
| 13 | * it under the terms of the GNU General Public License as published by | ||
| 14 | * the Free Software Foundation; either version 2, or (at your option) | ||
| 15 | * any later version. | ||
| 16 | * | ||
| 17 | * This program is distributed in the hope that it will be useful, | ||
| 18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 20 | * GNU General Public License for more details. | ||
| 21 | * | ||
| 22 | * You should have received a copy of the GNU General Public License | ||
| 23 | * along with this program; if not, write to the Free Software | ||
| 24 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
| 25 | */ | ||
| 26 | |||
| 27 | #ifndef __ASM_S390_ZCRYPT_H | ||
| 28 | #define __ASM_S390_ZCRYPT_H | ||
| 29 | |||
| 30 | #define ZCRYPT_VERSION 2 | ||
| 31 | #define ZCRYPT_RELEASE 1 | ||
| 32 | #define ZCRYPT_VARIANT 0 | ||
| 33 | |||
| 34 | #include <linux/ioctl.h> | ||
| 35 | #include <linux/compiler.h> | ||
| 36 | |||
| 37 | /** | ||
| 38 | * struct ica_rsa_modexpo | ||
| 39 | * | ||
| 40 | * Requirements: | ||
| 41 | * - outputdatalength is at least as large as inputdatalength. | ||
| 42 | * - All key parts are right justified in their fields, padded on | ||
| 43 | * the left with zeroes. | ||
| 44 | * - length(b_key) = inputdatalength | ||
| 45 | * - length(n_modulus) = inputdatalength | ||
| 46 | */ | ||
| 47 | struct ica_rsa_modexpo { | ||
| 48 | char __user * inputdata; | ||
| 49 | unsigned int inputdatalength; | ||
| 50 | char __user * outputdata; | ||
| 51 | unsigned int outputdatalength; | ||
| 52 | char __user * b_key; | ||
| 53 | char __user * n_modulus; | ||
| 54 | }; | ||
| 55 | |||
| 56 | /** | ||
| 57 | * struct ica_rsa_modexpo_crt | ||
| 58 | * | ||
| 59 | * Requirements: | ||
| 60 | * - inputdatalength is even. | ||
| 61 | * - outputdatalength is at least as large as inputdatalength. | ||
| 62 | * - All key parts are right justified in their fields, padded on | ||
| 63 | * the left with zeroes. | ||
| 64 | * - length(bp_key) = inputdatalength/2 + 8 | ||
| 65 | * - length(bq_key) = inputdatalength/2 | ||
| 66 | * - length(np_key) = inputdatalength/2 + 8 | ||
| 67 | * - length(nq_key) = inputdatalength/2 | ||
| 68 | * - length(u_mult_inv) = inputdatalength/2 + 8 | ||
| 69 | */ | ||
| 70 | struct ica_rsa_modexpo_crt { | ||
| 71 | char __user * inputdata; | ||
| 72 | unsigned int inputdatalength; | ||
| 73 | char __user * outputdata; | ||
| 74 | unsigned int outputdatalength; | ||
| 75 | char __user * bp_key; | ||
| 76 | char __user * bq_key; | ||
| 77 | char __user * np_prime; | ||
| 78 | char __user * nq_prime; | ||
| 79 | char __user * u_mult_inv; | ||
| 80 | }; | ||
| 81 | |||
| 82 | /** | ||
| 83 | * CPRBX | ||
| 84 | * Note that all shorts and ints are big-endian. | ||
| 85 | * All pointer fields are 16 bytes long, and mean nothing. | ||
| 86 | * | ||
| 87 | * A request CPRB is followed by a request_parameter_block. | ||
| 88 | * | ||
| 89 | * The request (or reply) parameter block is organized thus: | ||
| 90 | * function code | ||
| 91 | * VUD block | ||
| 92 | * key block | ||
| 93 | */ | ||
| 94 | struct ica_CPRBX { | ||
| 95 | unsigned short cprb_len; /* CPRB length 220 */ | ||
| 96 | unsigned char cprb_ver_id; /* CPRB version id. 0x02 */ | ||
| 97 | unsigned char pad_000[3]; /* Alignment pad bytes */ | ||
| 98 | unsigned char func_id[2]; /* function id 0x5432 */ | ||
| 99 | unsigned char cprb_flags[4]; /* Flags */ | ||
| 100 | unsigned int req_parml; /* request parameter buffer len */ | ||
| 101 | unsigned int req_datal; /* request data buffer */ | ||
| 102 | unsigned int rpl_msgbl; /* reply message block length */ | ||
| 103 | unsigned int rpld_parml; /* replied parameter block len */ | ||
| 104 | unsigned int rpl_datal; /* reply data block len */ | ||
| 105 | unsigned int rpld_datal; /* replied data block len */ | ||
| 106 | unsigned int req_extbl; /* request extension block len */ | ||
| 107 | unsigned char pad_001[4]; /* reserved */ | ||
| 108 | unsigned int rpld_extbl; /* replied extension block len */ | ||
| 109 | unsigned char padx000[16 - sizeof (char *)]; | ||
| 110 | unsigned char * req_parmb; /* request parm block 'address' */ | ||
| 111 | unsigned char padx001[16 - sizeof (char *)]; | ||
| 112 | unsigned char * req_datab; /* request data block 'address' */ | ||
| 113 | unsigned char padx002[16 - sizeof (char *)]; | ||
| 114 | unsigned char * rpl_parmb; /* reply parm block 'address' */ | ||
| 115 | unsigned char padx003[16 - sizeof (char *)]; | ||
| 116 | unsigned char * rpl_datab; /* reply data block 'address' */ | ||
| 117 | unsigned char padx004[16 - sizeof (char *)]; | ||
| 118 | unsigned char * req_extb; /* request extension block 'addr'*/ | ||
| 119 | unsigned char padx005[16 - sizeof (char *)]; | ||
| 120 | unsigned char * rpl_extb; /* reply extension block 'addres'*/ | ||
| 121 | unsigned short ccp_rtcode; /* server return code */ | ||
| 122 | unsigned short ccp_rscode; /* server reason code */ | ||
| 123 | unsigned int mac_data_len; /* Mac Data Length */ | ||
| 124 | unsigned char logon_id[8]; /* Logon Identifier */ | ||
| 125 | unsigned char mac_value[8]; /* Mac Value */ | ||
| 126 | unsigned char mac_content_flgs;/* Mac content flag byte */ | ||
| 127 | unsigned char pad_002; /* Alignment */ | ||
| 128 | unsigned short domain; /* Domain */ | ||
| 129 | unsigned char usage_domain[4];/* Usage domain */ | ||
| 130 | unsigned char cntrl_domain[4];/* Control domain */ | ||
| 131 | unsigned char S390enf_mask[4];/* S/390 enforcement mask */ | ||
| 132 | unsigned char pad_004[36]; /* reserved */ | ||
| 133 | }; | ||
| 134 | |||
| 135 | /** | ||
| 136 | * xcRB | ||
| 137 | */ | ||
| 138 | struct ica_xcRB { | ||
| 139 | unsigned short agent_ID; | ||
| 140 | unsigned int user_defined; | ||
| 141 | unsigned short request_ID; | ||
| 142 | unsigned int request_control_blk_length; | ||
| 143 | unsigned char padding1[16 - sizeof (char *)]; | ||
| 144 | char __user * request_control_blk_addr; | ||
| 145 | unsigned int request_data_length; | ||
| 146 | char padding2[16 - sizeof (char *)]; | ||
| 147 | char __user * request_data_address; | ||
| 148 | unsigned int reply_control_blk_length; | ||
| 149 | char padding3[16 - sizeof (char *)]; | ||
| 150 | char __user * reply_control_blk_addr; | ||
| 151 | unsigned int reply_data_length; | ||
| 152 | char padding4[16 - sizeof (char *)]; | ||
| 153 | char __user * reply_data_addr; | ||
| 154 | unsigned short priority_window; | ||
| 155 | unsigned int status; | ||
| 156 | } __attribute__((packed)); | ||
| 157 | #define AUTOSELECT ((unsigned int)0xFFFFFFFF) | ||
| 158 | |||
| 159 | #define ZCRYPT_IOCTL_MAGIC 'z' | ||
| 160 | |||
| 161 | /** | ||
| 162 | * Interface notes: | ||
| 163 | * | ||
| 164 | * The ioctl()s which are implemented (along with relevant details) | ||
| 165 | * are: | ||
| 166 | * | ||
| 167 | * ICARSAMODEXPO | ||
| 168 | * Perform an RSA operation using a Modulus-Exponent pair | ||
| 169 | * This takes an ica_rsa_modexpo struct as its arg. | ||
| 170 | * | ||
| 171 | * NOTE: please refer to the comments preceding this structure | ||
| 172 | * for the implementation details for the contents of the | ||
| 173 | * block | ||
| 174 | * | ||
| 175 | * ICARSACRT | ||
| 176 | * Perform an RSA operation using a Chinese-Remainder Theorem key | ||
| 177 | * This takes an ica_rsa_modexpo_crt struct as its arg. | ||
| 178 | * | ||
| 179 | * NOTE: please refer to the comments preceding this structure | ||
| 180 | * for the implementation details for the contents of the | ||
| 181 | * block | ||
| 182 | * | ||
| 183 | * Z90STAT_TOTALCOUNT | ||
| 184 | * Return an integer count of all device types together. | ||
| 185 | * | ||
| 186 | * Z90STAT_PCICACOUNT | ||
| 187 | * Return an integer count of all PCICAs. | ||
| 188 | * | ||
| 189 | * Z90STAT_PCICCCOUNT | ||
| 190 | * Return an integer count of all PCICCs. | ||
| 191 | * | ||
| 192 | * Z90STAT_PCIXCCMCL2COUNT | ||
| 193 | * Return an integer count of all MCL2 PCIXCCs. | ||
| 194 | * | ||
| 195 | * Z90STAT_PCIXCCMCL3COUNT | ||
| 196 | * Return an integer count of all MCL3 PCIXCCs. | ||
| 197 | * | ||
| 198 | * Z90STAT_CEX2CCOUNT | ||
| 199 | * Return an integer count of all CEX2Cs. | ||
| 200 | * | ||
| 201 | * Z90STAT_CEX2ACOUNT | ||
| 202 | * Return an integer count of all CEX2As. | ||
| 203 | * | ||
| 204 | * Z90STAT_REQUESTQ_COUNT | ||
| 205 | * Return an integer count of the number of entries waiting to be | ||
| 206 | * sent to a device. | ||
| 207 | * | ||
| 208 | * Z90STAT_PENDINGQ_COUNT | ||
| 209 | * Return an integer count of the number of entries sent to a | ||
| 210 | * device awaiting the reply. | ||
| 211 | * | ||
| 212 | * Z90STAT_TOTALOPEN_COUNT | ||
| 213 | * Return an integer count of the number of open file handles. | ||
| 214 | * | ||
| 215 | * Z90STAT_DOMAIN_INDEX | ||
| 216 | * Return the integer value of the Cryptographic Domain. | ||
| 217 | * | ||
| 218 | * Z90STAT_STATUS_MASK | ||
| 219 | * Return an 64 element array of unsigned chars for the status of | ||
| 220 | * all devices. | ||
| 221 | * 0x01: PCICA | ||
| 222 | * 0x02: PCICC | ||
| 223 | * 0x03: PCIXCC_MCL2 | ||
| 224 | * 0x04: PCIXCC_MCL3 | ||
| 225 | * 0x05: CEX2C | ||
| 226 | * 0x06: CEX2A | ||
| 227 | * 0x0d: device is disabled via the proc filesystem | ||
| 228 | * | ||
| 229 | * Z90STAT_QDEPTH_MASK | ||
| 230 | * Return an 64 element array of unsigned chars for the queue | ||
| 231 | * depth of all devices. | ||
| 232 | * | ||
| 233 | * Z90STAT_PERDEV_REQCNT | ||
| 234 | * Return an 64 element array of unsigned integers for the number | ||
| 235 | * of successfully completed requests per device since the device | ||
| 236 | * was detected and made available. | ||
| 237 | * | ||
| 238 | * ICAZ90STATUS (deprecated) | ||
| 239 | * Return some device driver status in a ica_z90_status struct | ||
| 240 | * This takes an ica_z90_status struct as its arg. | ||
| 241 | * | ||
| 242 | * NOTE: this ioctl() is deprecated, and has been replaced with | ||
| 243 | * single ioctl()s for each type of status being requested | ||
| 244 | * | ||
| 245 | * Z90STAT_PCIXCCCOUNT (deprecated) | ||
| 246 | * Return an integer count of all PCIXCCs (MCL2 + MCL3). | ||
| 247 | * This is DEPRECATED now that MCL3 PCIXCCs are treated differently from | ||
| 248 | * MCL2 PCIXCCs. | ||
| 249 | * | ||
| 250 | * Z90QUIESCE (not recommended) | ||
| 251 | * Quiesce the driver. This is intended to stop all new | ||
| 252 | * requests from being processed. Its use is NOT recommended, | ||
| 253 | * except in circumstances where there is no other way to stop | ||
| 254 | * callers from accessing the driver. Its original use was to | ||
| 255 | * allow the driver to be "drained" of work in preparation for | ||
| 256 | * a system shutdown. | ||
| 257 | * | ||
| 258 | * NOTE: once issued, this ban on new work cannot be undone | ||
| 259 | * except by unloading and reloading the driver. | ||
| 260 | */ | ||
| 261 | |||
| 262 | /** | ||
| 263 | * Supported ioctl calls | ||
| 264 | */ | ||
| 265 | #define ICARSAMODEXPO _IOC(_IOC_READ|_IOC_WRITE, ZCRYPT_IOCTL_MAGIC, 0x05, 0) | ||
| 266 | #define ICARSACRT _IOC(_IOC_READ|_IOC_WRITE, ZCRYPT_IOCTL_MAGIC, 0x06, 0) | ||
| 267 | #define ZSECSENDCPRB _IOC(_IOC_READ|_IOC_WRITE, ZCRYPT_IOCTL_MAGIC, 0x81, 0) | ||
| 268 | |||
| 269 | /* New status calls */ | ||
| 270 | #define Z90STAT_TOTALCOUNT _IOR(ZCRYPT_IOCTL_MAGIC, 0x40, int) | ||
| 271 | #define Z90STAT_PCICACOUNT _IOR(ZCRYPT_IOCTL_MAGIC, 0x41, int) | ||
| 272 | #define Z90STAT_PCICCCOUNT _IOR(ZCRYPT_IOCTL_MAGIC, 0x42, int) | ||
| 273 | #define Z90STAT_PCIXCCMCL2COUNT _IOR(ZCRYPT_IOCTL_MAGIC, 0x4b, int) | ||
| 274 | #define Z90STAT_PCIXCCMCL3COUNT _IOR(ZCRYPT_IOCTL_MAGIC, 0x4c, int) | ||
| 275 | #define Z90STAT_CEX2CCOUNT _IOR(ZCRYPT_IOCTL_MAGIC, 0x4d, int) | ||
| 276 | #define Z90STAT_CEX2ACOUNT _IOR(ZCRYPT_IOCTL_MAGIC, 0x4e, int) | ||
| 277 | #define Z90STAT_REQUESTQ_COUNT _IOR(ZCRYPT_IOCTL_MAGIC, 0x44, int) | ||
| 278 | #define Z90STAT_PENDINGQ_COUNT _IOR(ZCRYPT_IOCTL_MAGIC, 0x45, int) | ||
| 279 | #define Z90STAT_TOTALOPEN_COUNT _IOR(ZCRYPT_IOCTL_MAGIC, 0x46, int) | ||
| 280 | #define Z90STAT_DOMAIN_INDEX _IOR(ZCRYPT_IOCTL_MAGIC, 0x47, int) | ||
| 281 | #define Z90STAT_STATUS_MASK _IOR(ZCRYPT_IOCTL_MAGIC, 0x48, char[64]) | ||
| 282 | #define Z90STAT_QDEPTH_MASK _IOR(ZCRYPT_IOCTL_MAGIC, 0x49, char[64]) | ||
| 283 | #define Z90STAT_PERDEV_REQCNT _IOR(ZCRYPT_IOCTL_MAGIC, 0x4a, int[64]) | ||
| 284 | |||
| 285 | #endif /* __ASM_S390_ZCRYPT_H */ | ||
