28 #ifndef PSA_CRYPTO_SIZES_H 29 #define PSA_CRYPTO_SIZES_H 33 #if !defined(MBEDTLS_CONFIG_FILE) 36 #include MBEDTLS_CONFIG_FILE 39 #define PSA_BITS_TO_BYTES(bits) (((bits) + 7) / 8) 40 #define PSA_BYTES_TO_BITS(bytes) ((bytes) * 8) 42 #define PSA_ROUND_UP_TO_MULTIPLE(block_size, length) \ 43 (((length) + (block_size) - 1) / (block_size) * (block_size)) 57 #define PSA_HASH_LENGTH(alg) \ 59 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_MD2 ? 16 : \ 60 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_MD4 ? 16 : \ 61 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_MD5 ? 16 : \ 62 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_RIPEMD160 ? 20 : \ 63 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA_1 ? 20 : \ 64 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA_224 ? 28 : \ 65 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA_256 ? 32 : \ 66 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA_384 ? 48 : \ 67 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA_512 ? 64 : \ 68 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA_512_224 ? 28 : \ 69 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA_512_256 ? 32 : \ 70 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA3_224 ? 28 : \ 71 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA3_256 ? 32 : \ 72 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA3_384 ? 48 : \ 73 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA3_512 ? 64 : \ 91 #define PSA_HASH_BLOCK_LENGTH(alg) \ 93 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_MD2 ? 16 : \ 94 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_MD4 ? 64 : \ 95 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_MD5 ? 64 : \ 96 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_RIPEMD160 ? 64 : \ 97 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA_1 ? 64 : \ 98 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA_224 ? 64 : \ 99 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA_256 ? 64 : \ 100 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA_384 ? 128 : \ 101 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA_512 ? 128 : \ 102 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA_512_224 ? 128 : \ 103 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA_512_256 ? 128 : \ 104 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA3_224 ? 144 : \ 105 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA3_256 ? 136 : \ 106 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA3_384 ? 104 : \ 107 PSA_ALG_HMAC_GET_HASH(alg) == PSA_ALG_SHA3_512 ? 72 : \ 120 #if defined(PSA_WANT_ALG_SHA_512) || defined(PSA_WANT_ALG_SHA_384) 121 #define PSA_HASH_MAX_SIZE 64 122 #define PSA_HMAC_MAX_HASH_BLOCK_SIZE 128 124 #define PSA_HASH_MAX_SIZE 32 125 #define PSA_HMAC_MAX_HASH_BLOCK_SIZE 64 140 #define PSA_MAC_MAX_SIZE PSA_HASH_MAX_SIZE 163 #define PSA_AEAD_TAG_LENGTH(key_type, key_bits, alg) \ 164 (PSA_AEAD_NONCE_LENGTH(key_type, alg) != 0 ? \ 165 PSA_ALG_AEAD_GET_TAG_LENGTH(alg) : \ 166 ((void) (key_bits), 0)) 172 #define PSA_AEAD_TAG_MAX_SIZE 16 187 #define PSA_VENDOR_RSA_MAX_KEY_BITS 4096 191 #if defined(MBEDTLS_ECP_DP_SECP521R1_ENABLED) 192 #define PSA_VENDOR_ECC_MAX_CURVE_BITS 521 193 #elif defined(MBEDTLS_ECP_DP_BP512R1_ENABLED) 194 #define PSA_VENDOR_ECC_MAX_CURVE_BITS 512 195 #elif defined(MBEDTLS_ECP_DP_CURVE448_ENABLED) 196 #define PSA_VENDOR_ECC_MAX_CURVE_BITS 448 197 #elif defined(MBEDTLS_ECP_DP_SECP384R1_ENABLED) 198 #define PSA_VENDOR_ECC_MAX_CURVE_BITS 384 199 #elif defined(MBEDTLS_ECP_DP_BP384R1_ENABLED) 200 #define PSA_VENDOR_ECC_MAX_CURVE_BITS 384 201 #elif defined(MBEDTLS_ECP_DP_SECP256R1_ENABLED) 202 #define PSA_VENDOR_ECC_MAX_CURVE_BITS 256 203 #elif defined(MBEDTLS_ECP_DP_SECP256K1_ENABLED) 204 #define PSA_VENDOR_ECC_MAX_CURVE_BITS 256 205 #elif defined(MBEDTLS_ECP_DP_BP256R1_ENABLED) 206 #define PSA_VENDOR_ECC_MAX_CURVE_BITS 256 207 #elif defined(MBEDTLS_ECP_DP_CURVE25519_ENABLED) 208 #define PSA_VENDOR_ECC_MAX_CURVE_BITS 255 209 #elif defined(MBEDTLS_ECP_DP_SECP224R1_ENABLED) 210 #define PSA_VENDOR_ECC_MAX_CURVE_BITS 224 211 #elif defined(MBEDTLS_ECP_DP_SECP224K1_ENABLED) 212 #define PSA_VENDOR_ECC_MAX_CURVE_BITS 224 213 #elif defined(MBEDTLS_ECP_DP_SECP192R1_ENABLED) 214 #define PSA_VENDOR_ECC_MAX_CURVE_BITS 192 215 #elif defined(MBEDTLS_ECP_DP_SECP192K1_ENABLED) 216 #define PSA_VENDOR_ECC_MAX_CURVE_BITS 192 218 #define PSA_VENDOR_ECC_MAX_CURVE_BITS 0 236 #define PSA_TLS12_PSK_TO_MS_PSK_MAX_SIZE 128 239 #define PSA_BLOCK_CIPHER_BLOCK_MAX_SIZE 16 262 #define PSA_MAC_LENGTH(key_type, key_bits, alg) \ 263 ((alg) & PSA_ALG_MAC_TRUNCATION_MASK ? PSA_MAC_TRUNCATED_LENGTH(alg) : \ 264 PSA_ALG_IS_HMAC(alg) ? PSA_HASH_LENGTH(PSA_ALG_HMAC_GET_HASH(alg)) : \ 265 PSA_ALG_IS_BLOCK_CIPHER_MAC(alg) ? PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type) : \ 266 ((void) (key_type), (void) (key_bits), 0)) 294 #define PSA_AEAD_ENCRYPT_OUTPUT_SIZE(key_type, alg, plaintext_length) \ 295 (PSA_AEAD_NONCE_LENGTH(key_type, alg) != 0 ? \ 296 (plaintext_length) + PSA_ALG_AEAD_GET_TAG_LENGTH(alg) : \ 317 #define PSA_AEAD_ENCRYPT_OUTPUT_MAX_SIZE(plaintext_length) \ 318 ((plaintext_length) + PSA_AEAD_TAG_MAX_SIZE) 347 #define PSA_AEAD_DECRYPT_OUTPUT_SIZE(key_type, alg, ciphertext_length) \ 348 (PSA_AEAD_NONCE_LENGTH(key_type, alg) != 0 && \ 349 (ciphertext_length) > PSA_ALG_AEAD_GET_TAG_LENGTH(alg) ? \ 350 (ciphertext_length) - PSA_ALG_AEAD_GET_TAG_LENGTH(alg) : \ 371 #define PSA_AEAD_DECRYPT_OUTPUT_MAX_SIZE(ciphertext_length) \ 399 #define PSA_AEAD_NONCE_LENGTH(key_type, alg) \ 400 (PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type) == 16 ? \ 401 MBEDTLS_PSA_ALG_AEAD_EQUAL(alg, PSA_ALG_CCM) ? 13 : \ 402 MBEDTLS_PSA_ALG_AEAD_EQUAL(alg, PSA_ALG_GCM) ? 12 : \ 404 (key_type) == PSA_KEY_TYPE_CHACHA20 && \ 405 MBEDTLS_PSA_ALG_AEAD_EQUAL(alg, PSA_ALG_CHACHA20_POLY1305) ? 12 : \ 419 #define PSA_AEAD_NONCE_MAX_SIZE 13 451 #define PSA_AEAD_UPDATE_OUTPUT_SIZE(key_type, alg, input_length) \ 452 (PSA_AEAD_NONCE_LENGTH(key_type, alg) != 0 ? \ 453 PSA_ALG_IS_AEAD_ON_BLOCK_CIPHER(alg) ? \ 454 PSA_ROUND_UP_TO_MULTIPLE(PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type), (input_length)) : \ 468 #define PSA_AEAD_UPDATE_OUTPUT_MAX_SIZE(input_length) \ 469 (PSA_ROUND_UP_TO_MULTIPLE(PSA_BLOCK_CIPHER_BLOCK_MAX_SIZE, (input_length))) 492 #define PSA_AEAD_FINISH_OUTPUT_SIZE(key_type, alg) \ 493 (PSA_AEAD_NONCE_LENGTH(key_type, alg) != 0 && \ 494 PSA_ALG_IS_AEAD_ON_BLOCK_CIPHER(alg) ? \ 495 PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type) : \ 503 #define PSA_AEAD_FINISH_OUTPUT_MAX_SIZE (PSA_BLOCK_CIPHER_BLOCK_MAX_SIZE) 526 #define PSA_AEAD_VERIFY_OUTPUT_SIZE(key_type, alg) \ 527 (PSA_AEAD_NONCE_LENGTH(key_type, alg) != 0 && \ 528 PSA_ALG_IS_AEAD_ON_BLOCK_CIPHER(alg) ? \ 529 PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type) : \ 537 #define PSA_AEAD_VERIFY_OUTPUT_MAX_SIZE (PSA_BLOCK_CIPHER_BLOCK_MAX_SIZE) 539 #define PSA_RSA_MINIMUM_PADDING_SIZE(alg) \ 540 (PSA_ALG_IS_RSA_OAEP(alg) ? \ 541 2 * PSA_HASH_LENGTH(PSA_ALG_RSA_OAEP_GET_HASH(alg)) + 1 : \ 552 #define PSA_ECDSA_SIGNATURE_SIZE(curve_bits) \ 553 (PSA_BITS_TO_BYTES(curve_bits) * 2) 580 #define PSA_SIGN_OUTPUT_SIZE(key_type, key_bits, alg) \ 581 (PSA_KEY_TYPE_IS_RSA(key_type) ? ((void) alg, PSA_BITS_TO_BYTES(key_bits)) : \ 582 PSA_KEY_TYPE_IS_ECC(key_type) ? PSA_ECDSA_SIGNATURE_SIZE(key_bits) : \ 585 #define PSA_VENDOR_ECDSA_SIGNATURE_MAX_SIZE \ 586 PSA_ECDSA_SIGNATURE_SIZE(PSA_VENDOR_ECC_MAX_CURVE_BITS) 595 #define PSA_SIGNATURE_MAX_SIZE \ 596 (PSA_BITS_TO_BYTES(PSA_VENDOR_RSA_MAX_KEY_BITS) > PSA_VENDOR_ECDSA_SIGNATURE_MAX_SIZE ? \ 597 PSA_BITS_TO_BYTES(PSA_VENDOR_RSA_MAX_KEY_BITS) : \ 598 PSA_VENDOR_ECDSA_SIGNATURE_MAX_SIZE) 625 #define PSA_ASYMMETRIC_ENCRYPT_OUTPUT_SIZE(key_type, key_bits, alg) \ 626 (PSA_KEY_TYPE_IS_RSA(key_type) ? \ 627 ((void) alg, PSA_BITS_TO_BYTES(key_bits)) : \ 636 #define PSA_ASYMMETRIC_ENCRYPT_OUTPUT_MAX_SIZE \ 637 (PSA_BITS_TO_BYTES(PSA_VENDOR_RSA_MAX_KEY_BITS)) 664 #define PSA_ASYMMETRIC_DECRYPT_OUTPUT_SIZE(key_type, key_bits, alg) \ 665 (PSA_KEY_TYPE_IS_RSA(key_type) ? \ 666 PSA_BITS_TO_BYTES(key_bits) - PSA_RSA_MINIMUM_PADDING_SIZE(alg) : \ 676 #define PSA_ASYMMETRIC_DECRYPT_OUTPUT_MAX_SIZE \ 677 (PSA_BITS_TO_BYTES(PSA_VENDOR_RSA_MAX_KEY_BITS)) 689 #define PSA_KEY_EXPORT_ASN1_INTEGER_MAX_SIZE(bits) \ 703 #define PSA_KEY_EXPORT_RSA_PUBLIC_KEY_MAX_SIZE(key_bits) \ 704 (PSA_KEY_EXPORT_ASN1_INTEGER_MAX_SIZE(key_bits) + 11) 728 #define PSA_KEY_EXPORT_RSA_KEY_PAIR_MAX_SIZE(key_bits) \ 729 (9 * PSA_KEY_EXPORT_ASN1_INTEGER_MAX_SIZE((key_bits) / 2 + 1) + 14) 747 #define PSA_KEY_EXPORT_DSA_PUBLIC_KEY_MAX_SIZE(key_bits) \ 748 (PSA_KEY_EXPORT_ASN1_INTEGER_MAX_SIZE(key_bits) * 3 + 59) 766 #define PSA_KEY_EXPORT_DSA_KEY_PAIR_MAX_SIZE(key_bits) \ 767 (PSA_KEY_EXPORT_ASN1_INTEGER_MAX_SIZE(key_bits) * 3 + 75) 779 #define PSA_KEY_EXPORT_ECC_PUBLIC_KEY_MAX_SIZE(key_bits) \ 780 (2 * PSA_BITS_TO_BYTES(key_bits) + 1) 786 #define PSA_KEY_EXPORT_ECC_KEY_PAIR_MAX_SIZE(key_bits) \ 787 (PSA_BITS_TO_BYTES(key_bits)) 828 #define PSA_EXPORT_KEY_OUTPUT_SIZE(key_type, key_bits) \ 829 (PSA_KEY_TYPE_IS_UNSTRUCTURED(key_type) ? PSA_BITS_TO_BYTES(key_bits) : \ 830 (key_type) == PSA_KEY_TYPE_RSA_KEY_PAIR ? PSA_KEY_EXPORT_RSA_KEY_PAIR_MAX_SIZE(key_bits) : \ 831 (key_type) == PSA_KEY_TYPE_RSA_PUBLIC_KEY ? PSA_KEY_EXPORT_RSA_PUBLIC_KEY_MAX_SIZE(key_bits) : \ 832 (key_type) == PSA_KEY_TYPE_DSA_KEY_PAIR ? PSA_KEY_EXPORT_DSA_KEY_PAIR_MAX_SIZE(key_bits) : \ 833 (key_type) == PSA_KEY_TYPE_DSA_PUBLIC_KEY ? PSA_KEY_EXPORT_DSA_PUBLIC_KEY_MAX_SIZE(key_bits) : \ 834 PSA_KEY_TYPE_IS_ECC_KEY_PAIR(key_type) ? PSA_KEY_EXPORT_ECC_KEY_PAIR_MAX_SIZE(key_bits) : \ 835 PSA_KEY_TYPE_IS_ECC_PUBLIC_KEY(key_type) ? PSA_KEY_EXPORT_ECC_PUBLIC_KEY_MAX_SIZE(key_bits) : \ 883 #define PSA_EXPORT_PUBLIC_KEY_OUTPUT_SIZE(key_type, key_bits) \ 884 (PSA_KEY_TYPE_IS_RSA(key_type) ? PSA_KEY_EXPORT_RSA_PUBLIC_KEY_MAX_SIZE(key_bits) : \ 885 PSA_KEY_TYPE_IS_ECC(key_type) ? PSA_KEY_EXPORT_ECC_PUBLIC_KEY_MAX_SIZE(key_bits) : \ 896 #define PSA_EXPORT_KEY_PAIR_MAX_SIZE \ 897 (PSA_KEY_EXPORT_RSA_KEY_PAIR_MAX_SIZE(PSA_VENDOR_RSA_MAX_KEY_BITS) > \ 898 PSA_KEY_EXPORT_ECC_KEY_PAIR_MAX_SIZE(PSA_VENDOR_ECC_MAX_CURVE_BITS) ? \ 899 PSA_KEY_EXPORT_RSA_KEY_PAIR_MAX_SIZE(PSA_VENDOR_RSA_MAX_KEY_BITS) : \ 900 PSA_KEY_EXPORT_ECC_KEY_PAIR_MAX_SIZE(PSA_VENDOR_ECC_MAX_CURVE_BITS)) 911 #define PSA_EXPORT_PUBLIC_KEY_MAX_SIZE \ 912 (PSA_KEY_EXPORT_RSA_PUBLIC_KEY_MAX_SIZE(PSA_VENDOR_RSA_MAX_KEY_BITS) > \ 913 PSA_KEY_EXPORT_ECC_PUBLIC_KEY_MAX_SIZE(PSA_VENDOR_ECC_MAX_CURVE_BITS) ? \ 914 PSA_KEY_EXPORT_RSA_PUBLIC_KEY_MAX_SIZE(PSA_VENDOR_RSA_MAX_KEY_BITS) : \ 915 PSA_KEY_EXPORT_ECC_PUBLIC_KEY_MAX_SIZE(PSA_VENDOR_ECC_MAX_CURVE_BITS)) 941 #define PSA_RAW_KEY_AGREEMENT_OUTPUT_SIZE(key_type, key_bits) \ 942 (PSA_KEY_TYPE_IS_ECC_KEY_PAIR(key_type) ? \ 943 PSA_BITS_TO_BYTES(key_bits) : \ 953 #define PSA_RAW_KEY_AGREEMENT_OUTPUT_MAX_SIZE \ 954 (PSA_BITS_TO_BYTES(PSA_VENDOR_ECC_MAX_CURVE_BITS)) 980 #define PSA_CIPHER_IV_LENGTH(key_type, alg) \ 981 (PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type) > 1 && \ 982 ((alg) == PSA_ALG_CTR || \ 983 (alg) == PSA_ALG_CFB || \ 984 (alg) == PSA_ALG_OFB || \ 985 (alg) == PSA_ALG_XTS || \ 986 (alg) == PSA_ALG_CBC_NO_PADDING || \ 987 (alg) == PSA_ALG_CBC_PKCS7) ? PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type) : \ 988 (key_type) == PSA_KEY_TYPE_CHACHA20 && \ 989 (alg) == PSA_ALG_STREAM_CIPHER ? 12 : \ 996 #define PSA_CIPHER_IV_MAX_SIZE 16 1021 #define PSA_CIPHER_ENCRYPT_OUTPUT_SIZE(key_type, alg, input_length) \ 1022 (alg == PSA_ALG_CBC_PKCS7 ? \ 1023 (PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type) != 0 ? \ 1024 PSA_ROUND_UP_TO_MULTIPLE(PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type), \ 1025 (input_length) + 1) + \ 1026 PSA_CIPHER_IV_LENGTH((key_type), (alg)) : 0) : \ 1027 (PSA_ALG_IS_CIPHER(alg) ? \ 1028 (input_length) + PSA_CIPHER_IV_LENGTH((key_type), (alg)) : \ 1042 #define PSA_CIPHER_ENCRYPT_OUTPUT_MAX_SIZE(input_length) \ 1043 (PSA_ROUND_UP_TO_MULTIPLE(PSA_BLOCK_CIPHER_BLOCK_MAX_SIZE, \ 1044 (input_length) + 1) + \ 1045 PSA_CIPHER_IV_MAX_SIZE) 1066 #define PSA_CIPHER_DECRYPT_OUTPUT_SIZE(key_type, alg, input_length) \ 1067 (PSA_ALG_IS_CIPHER(alg) && \ 1068 ((key_type) & PSA_KEY_TYPE_CATEGORY_MASK) == PSA_KEY_TYPE_CATEGORY_SYMMETRIC ? \ 1082 #define PSA_CIPHER_DECRYPT_OUTPUT_MAX_SIZE(input_length) \ 1103 #define PSA_CIPHER_UPDATE_OUTPUT_SIZE(key_type, alg, input_length) \ 1104 (PSA_ALG_IS_CIPHER(alg) ? \ 1105 (PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type) != 0 ? \ 1106 (((alg) == PSA_ALG_CBC_PKCS7 || \ 1107 (alg) == PSA_ALG_CBC_NO_PADDING || \ 1108 (alg) == PSA_ALG_ECB_NO_PADDING) ? \ 1109 PSA_ROUND_UP_TO_MULTIPLE(PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type), \ 1111 (input_length)) : 0) : \ 1124 #define PSA_CIPHER_UPDATE_OUTPUT_MAX_SIZE(input_length) \ 1125 (PSA_ROUND_UP_TO_MULTIPLE(PSA_BLOCK_CIPHER_BLOCK_MAX_SIZE, input_length)) 1144 #define PSA_CIPHER_FINISH_OUTPUT_SIZE(key_type, alg) \ 1145 (PSA_ALG_IS_CIPHER(alg) ? \ 1146 (alg == PSA_ALG_CBC_PKCS7 ? \ 1147 PSA_BLOCK_CIPHER_BLOCK_LENGTH(key_type) : \ 1156 #define PSA_CIPHER_FINISH_OUTPUT_MAX_SIZE \ 1157 (PSA_BLOCK_CIPHER_BLOCK_MAX_SIZE) Configuration options (set of defines)