diff --git a/examples/psa_crypto/Makefile b/examples/psa_crypto/Makefile index 1ea1d07937eb2..e1f80f29d117f 100644 --- a/examples/psa_crypto/Makefile +++ b/examples/psa_crypto/Makefile @@ -96,6 +96,14 @@ else USEMODULE += psa_cipher USEMODULE += psa_cipher_aes_128_cbc + USEMODULE += psa_hash + USEMODULE += psa_hash_sha_224 + USEMODULE += psa_hash_sha_256 + USEMODULE += psa_hash_sha_384 + USEMODULE += psa_hash_sha_512 + USEMODULE += psa_hash_sha_512_224 + USEMODULE += psa_hash_sha_512_256 + USEMODULE += psa_mac USEMODULE += psa_mac_hmac_sha_256 diff --git a/examples/psa_crypto/example_hash.c b/examples/psa_crypto/example_hash.c new file mode 100644 index 0000000000000..0f7990a8e92c7 --- /dev/null +++ b/examples/psa_crypto/example_hash.c @@ -0,0 +1,102 @@ +/* + * Copyright (C) 2023 TU Dresden + * + * This file is subject to the terms and conditions of the GNU Lesser + * General Public License v2.1. See the file LICENSE in the top level + * directory for more details. + */ + +/** + * @ingroup examples + * @{ + * + * @brief Example functions for different hashing algorithms supported by PSA Crypto + * + * @author Mikolai Gütschow + * + * @} + */ + +#include +#include + +#include "psa/crypto.h" + +static const uint8_t msg[] = "Hello World!"; +static const size_t msg_len = sizeof(msg)-1; // exclude NULL-byte + +static const uint8_t hash_sha224[] = { + 0x45, 0x75, 0xbb, 0x4e, 0xc1, 0x29, 0xdf, 0x63, 0x80, 0xce, 0xdd, 0xe6, 0xd7, + 0x12, 0x17, 0xfe, 0x05, 0x36, 0xf8, 0xff, 0xc4, 0xe1, 0x8b, 0xca, 0x53, 0x0a, + 0x7a, 0x1b}; + +static const uint8_t hash_sha256[] = { + 0x7f, 0x83, 0xb1, 0x65, 0x7f, 0xf1, 0xfc, 0x53, 0xb9, 0x2d, 0xc1, 0x81, 0x48, + 0xa1, 0xd6, 0x5d, 0xfc, 0x2d, 0x4b, 0x1f, 0xa3, 0xd6, 0x77, 0x28, 0x4a, 0xdd, + 0xd2, 0x00, 0x12, 0x6d, 0x90, 0x69}; + +static const uint8_t hash_sha384[] = { + 0xbf, 0xd7, 0x6c, 0x0e, 0xbb, 0xd0, 0x06, 0xfe, 0xe5, 0x83, 0x41, 0x05, 0x47, + 0xc1, 0x88, 0x7b, 0x02, 0x92, 0xbe, 0x76, 0xd5, 0x82, 0xd9, 0x6c, 0x24, 0x2d, + 0x2a, 0x79, 0x27, 0x23, 0xe3, 0xfd, 0x6f, 0xd0, 0x61, 0xf9, 0xd5, 0xcf, 0xd1, + 0x3b, 0x8f, 0x96, 0x13, 0x58, 0xe6, 0xad, 0xba, 0x4a}; + +static const uint8_t hash_sha512[] = { + 0x86, 0x18, 0x44, 0xd6, 0x70, 0x4e, 0x85, 0x73, 0xfe, 0xc3, 0x4d, 0x96, 0x7e, + 0x20, 0xbc, 0xfe, 0xf3, 0xd4, 0x24, 0xcf, 0x48, 0xbe, 0x04, 0xe6, 0xdc, 0x08, + 0xf2, 0xbd, 0x58, 0xc7, 0x29, 0x74, 0x33, 0x71, 0x01, 0x5e, 0xad, 0x89, 0x1c, + 0xc3, 0xcf, 0x1c, 0x9d, 0x34, 0xb4, 0x92, 0x64, 0xb5, 0x10, 0x75, 0x1b, 0x1f, + 0xf9, 0xe5, 0x37, 0x93, 0x7b, 0xc4, 0x6b, 0x5d, 0x6f, 0xf4, 0xec, 0xc8}; + +static const uint8_t hash_sha512_224[] = { + 0xba, 0x07, 0x02, 0xdd, 0x8d, 0xd2, 0x32, 0x80, 0xb6, 0x17, 0xef, 0x28, 0x8b, + 0xcc, 0x7e, 0x27, 0x60, 0x60, 0xb8, 0xeb, 0xcd, 0xdf, 0x28, 0xf8, 0xe4, 0x35, + 0x6e, 0xae}; + +static const uint8_t hash_sha512_256[] = { + 0xf3, 0x71, 0x31, 0x9e, 0xee, 0x6b, 0x39, 0xb0, 0x58, 0xec, 0x26, 0x2d, 0x4e, + 0x72, 0x3a, 0x26, 0x71, 0x0e, 0x46, 0x76, 0x13, 0x01, 0xc8, 0xb5, 0x4c, 0x56, + 0xfa, 0x72, 0x22, 0x67, 0x58, 0x1a}; + +/** + * @brief Example function to use different hash algorithms + * with the PSA Crypto API. + * + * @return psa_status_t + */ +psa_status_t example_hash(void) +{ + psa_status_t status = PSA_ERROR_DOES_NOT_EXIST; + + status = psa_hash_compare(PSA_ALG_SHA_224, msg, msg_len, hash_sha224, sizeof(hash_sha224)); + if (status != PSA_SUCCESS) { + return status; + } + + status = psa_hash_compare(PSA_ALG_SHA_256, msg, msg_len, hash_sha256, sizeof(hash_sha256)); + if (status != PSA_SUCCESS) { + return status; + } + + status = psa_hash_compare(PSA_ALG_SHA_384, msg, msg_len, hash_sha384, sizeof(hash_sha384)); + if (status != PSA_SUCCESS) { + return status; + } + + status = psa_hash_compare(PSA_ALG_SHA_512, msg, msg_len, hash_sha512, sizeof(hash_sha512)); + if (status != PSA_SUCCESS) { + return status; + } + + status = psa_hash_compare(PSA_ALG_SHA_512_224, msg, msg_len, hash_sha512_224, sizeof(hash_sha512_224)); + if (status != PSA_SUCCESS) { + return status; + } + + status = psa_hash_compare(PSA_ALG_SHA_512_256, msg, msg_len, hash_sha512_256, sizeof(hash_sha512_256)); + if (status != PSA_SUCCESS) { + return status; + } + + return status; +} diff --git a/examples/psa_crypto/main.c b/examples/psa_crypto/main.c index db592e1c0b61a..25a9ebeefc6ea 100644 --- a/examples/psa_crypto/main.c +++ b/examples/psa_crypto/main.c @@ -37,6 +37,8 @@ extern psa_status_t example_eddsa(void); #endif #endif +extern psa_status_t example_hash(void); + #ifdef MULTIPLE_SE #if IS_USED(MODULE_PSA_CIPHER) extern psa_status_t example_cipher_aes_128_sec_se(void); @@ -63,6 +65,13 @@ int main(void) (void)status; (void)start; + status = example_hash(); + printf("Hash took %d us\n", (int)(ztimer_now(ZTIMER_USEC) - start)); + if (status != PSA_SUCCESS) { + failed = true; + printf("Hash failed: %s\n", psa_status_to_humanly_readable(status)); + } + #if IS_USED(MODULE_PSA_MAC) status = example_hmac_sha256(); printf("HMAC SHA256 took %d us\n", (int)(ztimer_now(ZTIMER_USEC) - start));