From 3061ecca3d0fdfb87dabbf5f63c9e06c2a30f53a Mon Sep 17 00:00:00 2001 From: Trygve Laugstøl Date: Thu, 23 Aug 2018 17:08:59 +0200 Subject: o Initial import. --- .../external/nrf_oberon/include/occ_ecdsa_p256.h | 85 ++++++++++++++++++++++ 1 file changed, 85 insertions(+) create mode 100644 thirdparty/nRF5_SDK_15.0.0_a53641a/external/nrf_oberon/include/occ_ecdsa_p256.h (limited to 'thirdparty/nRF5_SDK_15.0.0_a53641a/external/nrf_oberon/include/occ_ecdsa_p256.h') diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/external/nrf_oberon/include/occ_ecdsa_p256.h b/thirdparty/nRF5_SDK_15.0.0_a53641a/external/nrf_oberon/include/occ_ecdsa_p256.h new file mode 100644 index 0000000..d164f03 --- /dev/null +++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/external/nrf_oberon/include/occ_ecdsa_p256.h @@ -0,0 +1,85 @@ +/** + * Copyright (c) 2016 - 2018, Nordic Semiconductor ASA + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form, except as embedded into a Nordic + * Semiconductor ASA integrated circuit in a product or a software update for + * such product, must reproduce the above copyright notice, this list of + * conditions and the following disclaimer in the documentation and/or other + * materials provided with the distribution. + * + * 3. Neither the name of Nordic Semiconductor ASA nor the names of its + * contributors may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * 4. This software, with or without modification, must only be used with a + * Nordic Semiconductor ASA integrated circuit. + * + * 5. Any software provided in binary form under this license must not be reverse + * engineered, decompiled, modified and/or disassembled. + * + * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE + * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#ifndef OCC_ECDSA_P256_H +#define OCC_ECDSA_P256_H + +#include + + +// ecdsa P-256 signature key pair generation +// pk[64]: the generated public key +// sk[32]: the private key +// returns 0 if sk is a legal secret key +int occ_ecdsa_p256_public_key(uint8_t pk[64], const uint8_t sk[32]); + +// ecdsa P-256 signature generate +// sig[64]: the generated signature +// m[mlen]: the input message +// sk[32]: the secret key +// ek[32]: the session key +// returns 0 if ek is a valid session key +int occ_ecdsa_p256_sign(uint8_t sig[64], const uint8_t *m, uint32_t mlen, const uint8_t sk[32], const uint8_t ek[32]); + +// ecdsa P-256 signature generate +// sig[64]: the generated signature +// hash[32]: SHA-256 hash of the input message +// sk[32]: the secret key +// ek[32]: the session key +// returns 0 if ek is a valid session key +int occ_ecdsa_p256_sign_hash(uint8_t sig[64], const uint8_t hash[32], const uint8_t sk[32], const uint8_t ek[32]); + + +// ecdsa P-256 signature verification +// sig[64]: the input signature +// m[mlen]: the input message +// pk[64]: the public key +// returns 0 if signature is valid, -1 otherwise +int occ_ecdsa_p256_verify(const uint8_t sig[64], const uint8_t *m, uint32_t mlen, const uint8_t pk[64]); + +// ecdsa P-256 signature verification +// sig[64]: the input signature +// hash[32]: SHA-256 hash of the input message +// pk[64]: the public key +// returns 0 if signature is valid, -1 otherwise +int occ_ecdsa_p256_verify_hash(const uint8_t sig[64], const uint8_t hash[32], const uint8_t pk[64]); + + +#endif -- cgit v1.2.3