| 1 | /* |
| 2 | * FreeBSD cryptodev definitions for ioctl(2) emulation |
| 3 | * |
| 4 | * Copyright (c) 2014 Stacey D. Son |
| 5 | * |
| 6 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 7 | */ |
| 8 | #ifndef BSD_USER_FREEBSD_OS_IOCTL_CRYPTODEV_H |
| 9 | #define BSD_USER_FREEBSD_OS_IOCTL_CRYPTODEV_H |
| 10 | |
| 11 | /* see opencrypto/cryptodev.h */ |
| 12 | |
| 13 | struct target_session_op { |
| 14 | u_int32_t cipher; |
| 15 | u_int32_t mac; |
| 16 | |
| 17 | u_int32_t keylen; |
| 18 | abi_ulong key; |
| 19 | int32_t mackeylen; |
| 20 | abi_ulong mackey; |
| 21 | |
| 22 | u_int32_t ses; |
| 23 | }; |
| 24 | |
| 25 | |
| 26 | struct target_session2_op { |
| 27 | u_int32_t cipher; |
| 28 | u_int32_t mac; |
| 29 | |
| 30 | u_int32_t keylen; |
| 31 | abi_ulong key; |
| 32 | int32_t mackeylen; |
| 33 | abi_ulong mackey; |
| 34 | |
| 35 | u_int32_t ses; |
| 36 | int32_t crid; |
| 37 | abi_int ivlen; |
| 38 | abi_int maclen; |
| 39 | abi_int pad[2]; |
| 40 | }; |
| 41 | |
| 42 | struct target_crypt_op { |
| 43 | uint32_t ses; |
| 44 | uint16_t op; /* i.e. COP_ENCRYPT */ |
| 45 | #define TARGET_COP_ENCRYPT 1 |
| 46 | #define TARGET_COP_DECRYPT 2 |
| 47 | uint16_t flags; |
| 48 | #define TARGET_COP_F_CIPHER_FIRST 0x0001 /* Cipher before MAC. */ |
| 49 | #define TARGET_COP_F_BATCH 0x0008 /* Batch op if possible */ |
| 50 | abi_uint len; |
| 51 | abi_ulong src; /* become iov[] inside kernel */ |
| 52 | abi_ulong dst; |
| 53 | abi_ulong mac; /* must be big enough for chosen MAC */ |
| 54 | abi_ulong iv; |
| 55 | }; |
| 56 | |
| 57 | /* op and flags the same as crypt_op */ |
| 58 | struct target_crypt_aead { |
| 59 | uint32_t ses; |
| 60 | uint16_t op; /* i.e. COP_ENCRYPT */ |
| 61 | uint16_t flags; |
| 62 | abi_uint len; |
| 63 | abi_uint aadlen; |
| 64 | abi_uint ivlen; |
| 65 | abi_ulong src; /* become iov[] inside kernel */ |
| 66 | abi_ulong dst; |
| 67 | abi_ulong aad; /* additional authenticated data */ |
| 68 | abi_ulong tag; /* must fit for chosen TAG length */ |
| 69 | abi_ulong iv; |
| 70 | }; |
| 71 | |
| 72 | struct target_crypt_find_op { |
| 73 | abi_int crid; |
| 74 | char name[32]; |
| 75 | }; |
| 76 | |
| 77 | #define TARGET_CIOCGSESSION TARGET_IOWR('c', 101, struct target_session_op) |
| 78 | #define TARGET_CIOCFSESSION TARGET_IOW('c', 102, u_int32_t) |
| 79 | #define TARGET_CIOCCRYPT TARGET_IOWR('c', 103, struct target_crypt_op) |
| 80 | #define TARGET_CIOCGSESSION2 TARGET_IOWR('c', 106, struct target_session2_op) |
| 81 | #define TARGET_CIOCFINDDEV TARGET_IOWR('c', 108, struct target_crypt_find_op) |
| 82 | #define TARGET_CIOCCRYPTAEAD TARGET_IOWR('c', 109, struct target_crypt_aead) |
| 83 | |
| 84 | #endif /* BSD_USER_FREEBSD_OS_IOCTL_CRYPTODEV_H */ |