sizes.h
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1 /*
2  * Copyright (C) 2025 TU Dresden
3  * Copyright (C) 2021 HAW Hamburg
4  *
5  * This file is subject to the terms and conditions of the GNU Lesser
6  * General Public License v2.1. See the file LICENSE in the top level
7  * directory for more details.
8  */
9 
10 #pragma once
11 
24 #ifdef __cplusplus
25 extern "C" {
26 #endif
27 
28 #include "psa/sizes.h"
29 #include "psa/key/type.h"
30 
42 #define PSA_SIGNATURE_MAX_SIZE /* implementation-defined value */
43 
53 #define PSA_ECDSA_SIGNATURE_SIZE(curve_bits) \
54  ((size_t)(PSA_BITS_TO_BYTES(curve_bits) * 2))
55 
74 #define PSA_SIGN_OUTPUT_SIZE(key_type, key_bits, alg) \
75  (PSA_KEY_TYPE_IS_ECC(key_type) ? PSA_ECDSA_SIGNATURE_SIZE(key_bits) : \
76  ((void)alg, 0))
77 
78 #ifdef __cplusplus
79 }
80 #endif
81 
Key type definitions for the PSA Crypto API.
Size definitions for the PSA Crypto API.