Julian Hall | c02fffb | 2020-11-23 18:22:06 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2020, Arm Limited and Contributors. All rights reserved. |
| 3 | * SPDX-License-Identifier: BSD-3-Clause |
| 4 | */ |
| 5 | syntax = "proto3"; |
| 6 | |
| 7 | package ts_crypto; |
| 8 | |
| 9 | /* Key types */ |
| 10 | enum KeyType { |
| 11 | option allow_alias = true; |
| 12 | |
| 13 | KEY_TYPE_NONE = 0x0000; |
| 14 | KEY_TYPE_RAW_DATA = 0x1001; |
| 15 | KEY_TYPE_HMAC = 0x1100; |
| 16 | KEY_TYPE_DERIVE = 0x1200; |
| 17 | KEY_TYPE_AES = 0x2400; |
| 18 | KEY_TYPE_DES = 0x2301; |
| 19 | KEY_TYPE_CAMELLIA = 0x2403; |
| 20 | KEY_TYPE_ARC4 = 0x2002; |
| 21 | KEY_TYPE_CHACHA20 = 0x2004; |
| 22 | KEY_TYPE_PUBLIC_KEY = 0x4001; |
| 23 | KEY_TYPE_RSA_KEY_PAIR = 0x7001; |
| 24 | KEY_TYPE_ECC_PUBLIC_KEY_BASE = 0x4100; |
| 25 | KEY_TYPE_ECC_KEY_PAIR_BASE = 0x7100; |
| 26 | KEY_TYPE_ECC_CURVE_MASK = 0x00ff; |
| 27 | KEY_TYPE_DH_PUBLIC_KEY_BASE = 0x4200; |
| 28 | KEY_TYPE_DH_KEY_PAIR_BASE = 0x7200; |
| 29 | KEY_TYPE_DH_GROUP_MASK = 0x00ff; |
| 30 | } |
| 31 | |
| 32 | /* ECC curves for use with ECC Key types */ |
| 33 | enum EccCurve { |
| 34 | ECC_CURVE_NONE = 0x00; |
| 35 | ECC_CURVE_SECP_K1 = 0x17; |
| 36 | ECC_CURVE_SECP_R1 = 0x12; |
| 37 | ECC_CURVE_SECP_R2 = 0x1b; |
| 38 | ECC_CURVE_SECT_K1 = 0x27; |
| 39 | ECC_CURVE_SECT_R1 = 0x22; |
| 40 | ECC_CURVE_SECT_R2 = 0x2b; |
| 41 | ECC_CURVE_BRAINPOOL_P_R1 = 0x30; |
| 42 | ECC_CURVE_MONTGOMERY = 0x41; |
| 43 | } |
| 44 | |
| 45 | /* Diffie-Hellman groups for use with DH key types */ |
| 46 | enum DhGroup { |
| 47 | DH_GROUP_NONE = 0x00; |
| 48 | DH_GROUP_RFC7919 = 0x03; |
| 49 | } |
| 50 | |
| 51 | /* Crypto algorithms */ |
| 52 | enum Alg { |
| 53 | ALG_NONE = 0x00000000; |
| 54 | ALG_HASH_MASK = 0x000000ff; |
| 55 | ALG_MD2 = 0x01000001; |
| 56 | ALG_MD4 = 0x01000002; |
| 57 | ALG_MD5 = 0x01000003; |
| 58 | ALG_RIPEMD160 = 0x01000004; |
| 59 | ALG_SHA_1 = 0x01000005; |
| 60 | ALG_SHA_224 = 0x01000008; |
| 61 | ALG_SHA_256 = 0x01000009; |
| 62 | ALG_SHA_384 = 0x0100000a; |
| 63 | ALG_SHA_512 = 0x0100000b; |
| 64 | ALG_SHA_512_224 = 0x0100000c; |
| 65 | ALG_SHA_512_256 = 0x0100000d; |
| 66 | ALG_SHA3_224 = 0x01000010; |
| 67 | ALG_SHA3_256 = 0x01000011; |
| 68 | ALG_SHA3_384 = 0x01000012; |
| 69 | ALG_SHA3_512 = 0x01000013; |
| 70 | ALG_CBC_MAC = 0x02c00001; |
| 71 | ALG_CMAC = 0x02c00002; |
| 72 | ALG_ARC4 = 0x04800001; |
| 73 | ALG_CHACHA20 = 0x04800005; |
| 74 | ALG_CTR = 0x04c00001; |
| 75 | ALG_CFB = 0x04c00002; |
| 76 | ALG_OFB = 0x04c00003; |
| 77 | ALG_XTS = 0x044000ff; |
| 78 | ALG_CBC_NO_PADDING = 0x04600100; |
| 79 | ALG_CBC_PKCS7 = 0x04600101; |
| 80 | ALG_AEAD_FROM_BLOCK_FLAG = 0x00400000; |
| 81 | ALG_CCM = 0x06401001; |
| 82 | ALG_GCM = 0x06401002; |
| 83 | ALG_CHACHA20_POLY1305 = 0x06001005; |
| 84 | ALG_RSA_PKCS1V15_SIGN_BASE = 0x10020000; |
| 85 | ALG_RSA_PSS_BASE = 0x10030000; |
| 86 | ALG_ECDSA_BASE = 0x10060000; |
| 87 | ALG_DETERMINISTIC_ECDSA_BASE = 0x10070000; |
| 88 | ALG_RSA_PKCS1V15_CRYPT = 0x12020000; |
| 89 | ALG_RSA_OAEP_BASE = 0x12030000; |
| 90 | ALG_HKDF_BASE = 0x20000100; |
| 91 | ALG_TLS12_PRF_BASE = 0x20000200; |
| 92 | ALG_TLS12_PSK_TO_MS_BASE = 0x20000300; |
| 93 | ALG_KEY_DERIVATION_MASK = 0x0803ffff; |
| 94 | ALG_KEY_AGREEMENT_MASK = 0x10fc0000; |
| 95 | ALG_FFDH = 0x30100000; |
| 96 | ALG_ECDH = 0x30200000; |
| 97 | } |
| 98 | |
| 99 | /* Key lifetime */ |
| 100 | enum KeyLifetime { |
| 101 | KEY_LIFETIME_VOLATILE = 0x00000000; |
| 102 | KEY_LIFETIME_PERSISTENT = 0x00000001; |
| 103 | } |
| 104 | |
| 105 | /* Key usage constraints */ |
| 106 | enum KeyUsage { |
| 107 | KEY_USAGE_NONE = 0x00000000; |
| 108 | KEY_USAGE_EXPORT = 0x00000001; |
| 109 | KEY_USAGE_COPY = 0x00000002; |
| 110 | KEY_USAGE_ENCRYPT = 0x00000100; |
| 111 | KEY_USAGE_DECRYPT = 0x00000200; |
| 112 | KEY_USAGE_SIGN_HASH = 0x00000400; |
| 113 | KEY_USAGE_VERIFY_HASH = 0x00000800; |
| 114 | KEY_USAGE_DERIVE = 0x00001000; |
| 115 | } |
| 116 | |
| 117 | /* Key policy to define what key can be used for */ |
| 118 | message KeyPolicy { |
| 119 | uint32 usage = 1; |
| 120 | uint32 alg = 2; |
| 121 | } |
| 122 | |
| 123 | /* Key attributes object */ |
| 124 | message KeyAttributes { |
| 125 | uint32 type = 1; |
| 126 | uint32 key_bits = 2; |
| 127 | uint32 lifetime = 3; |
| 128 | uint32 id = 4; |
| 129 | KeyPolicy policy = 5; |
| 130 | } |