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103 lines
3.5 KiB
C
103 lines
3.5 KiB
C
/*
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* Copyright (C) 2023 TU Dresden
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup examples
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* @{
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*
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* @brief Example functions for different hashing algorithms supported by PSA Crypto
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*
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* @author Mikolai Gütschow <mikolai.guetschow@tu-dresden.de>
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*
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* @}
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*/
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#include <stdio.h>
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#include <stdint.h>
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#include "psa/crypto.h"
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static const uint8_t msg[] = "Hello World!";
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static const size_t msg_len = sizeof(msg)-1; // exclude NULL-byte
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static const uint8_t hash_sha224[] = {
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0x45, 0x75, 0xbb, 0x4e, 0xc1, 0x29, 0xdf, 0x63, 0x80, 0xce, 0xdd, 0xe6, 0xd7,
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0x12, 0x17, 0xfe, 0x05, 0x36, 0xf8, 0xff, 0xc4, 0xe1, 0x8b, 0xca, 0x53, 0x0a,
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0x7a, 0x1b};
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static const uint8_t hash_sha256[] = {
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0x7f, 0x83, 0xb1, 0x65, 0x7f, 0xf1, 0xfc, 0x53, 0xb9, 0x2d, 0xc1, 0x81, 0x48,
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0xa1, 0xd6, 0x5d, 0xfc, 0x2d, 0x4b, 0x1f, 0xa3, 0xd6, 0x77, 0x28, 0x4a, 0xdd,
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0xd2, 0x00, 0x12, 0x6d, 0x90, 0x69};
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static const uint8_t hash_sha384[] = {
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0xbf, 0xd7, 0x6c, 0x0e, 0xbb, 0xd0, 0x06, 0xfe, 0xe5, 0x83, 0x41, 0x05, 0x47,
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0xc1, 0x88, 0x7b, 0x02, 0x92, 0xbe, 0x76, 0xd5, 0x82, 0xd9, 0x6c, 0x24, 0x2d,
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0x2a, 0x79, 0x27, 0x23, 0xe3, 0xfd, 0x6f, 0xd0, 0x61, 0xf9, 0xd5, 0xcf, 0xd1,
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0x3b, 0x8f, 0x96, 0x13, 0x58, 0xe6, 0xad, 0xba, 0x4a};
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static const uint8_t hash_sha512[] = {
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0x86, 0x18, 0x44, 0xd6, 0x70, 0x4e, 0x85, 0x73, 0xfe, 0xc3, 0x4d, 0x96, 0x7e,
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0x20, 0xbc, 0xfe, 0xf3, 0xd4, 0x24, 0xcf, 0x48, 0xbe, 0x04, 0xe6, 0xdc, 0x08,
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0xf2, 0xbd, 0x58, 0xc7, 0x29, 0x74, 0x33, 0x71, 0x01, 0x5e, 0xad, 0x89, 0x1c,
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0xc3, 0xcf, 0x1c, 0x9d, 0x34, 0xb4, 0x92, 0x64, 0xb5, 0x10, 0x75, 0x1b, 0x1f,
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0xf9, 0xe5, 0x37, 0x93, 0x7b, 0xc4, 0x6b, 0x5d, 0x6f, 0xf4, 0xec, 0xc8};
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static const uint8_t hash_sha512_224[] = {
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0xba, 0x07, 0x02, 0xdd, 0x8d, 0xd2, 0x32, 0x80, 0xb6, 0x17, 0xef, 0x28, 0x8b,
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0xcc, 0x7e, 0x27, 0x60, 0x60, 0xb8, 0xeb, 0xcd, 0xdf, 0x28, 0xf8, 0xe4, 0x35,
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0x6e, 0xae};
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static const uint8_t hash_sha512_256[] = {
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0xf3, 0x71, 0x31, 0x9e, 0xee, 0x6b, 0x39, 0xb0, 0x58, 0xec, 0x26, 0x2d, 0x4e,
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0x72, 0x3a, 0x26, 0x71, 0x0e, 0x46, 0x76, 0x13, 0x01, 0xc8, 0xb5, 0x4c, 0x56,
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0xfa, 0x72, 0x22, 0x67, 0x58, 0x1a};
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/**
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* @brief Example function to use different hash algorithms
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* with the PSA Crypto API.
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*
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* @return psa_status_t
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*/
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psa_status_t example_hash(void)
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{
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psa_status_t status = PSA_ERROR_DOES_NOT_EXIST;
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status = psa_hash_compare(PSA_ALG_SHA_224, msg, msg_len, hash_sha224, sizeof(hash_sha224));
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if (status != PSA_SUCCESS) {
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return status;
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}
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status = psa_hash_compare(PSA_ALG_SHA_256, msg, msg_len, hash_sha256, sizeof(hash_sha256));
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if (status != PSA_SUCCESS) {
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return status;
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}
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status = psa_hash_compare(PSA_ALG_SHA_384, msg, msg_len, hash_sha384, sizeof(hash_sha384));
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if (status != PSA_SUCCESS) {
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return status;
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}
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status = psa_hash_compare(PSA_ALG_SHA_512, msg, msg_len, hash_sha512, sizeof(hash_sha512));
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if (status != PSA_SUCCESS) {
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return status;
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}
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status = psa_hash_compare(PSA_ALG_SHA_512_224, msg, msg_len, hash_sha512_224, sizeof(hash_sha512_224));
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if (status != PSA_SUCCESS) {
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return status;
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}
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status = psa_hash_compare(PSA_ALG_SHA_512_256, msg, msg_len, hash_sha512_256, sizeof(hash_sha512_256));
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if (status != PSA_SUCCESS) {
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return status;
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}
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return status;
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}
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