diff options
Diffstat (limited to 'thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/crypto/nrf_crypto_ecdsa_shared.h')
-rw-r--r-- | thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/crypto/nrf_crypto_ecdsa_shared.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/crypto/nrf_crypto_ecdsa_shared.h b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/crypto/nrf_crypto_ecdsa_shared.h new file mode 100644 index 0000000..70d81ac --- /dev/null +++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/crypto/nrf_crypto_ecdsa_shared.h @@ -0,0 +1,103 @@ +/** + * Copyright (c) 2018 - 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 NRF_CRYPTO_ECDSA_SHARED_H__ +#define NRF_CRYPTO_ECDSA_SHARED_H__ + +#include <stdint.h> + +#include "nordic_common.h" +#include "nrf_crypto_ecc.h" + + +#ifdef __cplusplus +extern "C" { +#endif + + +/** @internal @brief Function pointer for backend implementation of ECDSA sign. + * + * @note All parameters provided to the backend are vefified in frontend. Verification includes + * checking of NULL pointers, buffer size, initialization values. Front end also take full care of + * common ECC key hearder @ref nrf_crypto_internal_ecc_key_header_t. + * + * @param[in] p_context Pointer to context. + * @param[in] p_private_key Pointer to private key. + * @param[in] p_data Pointer to data to sign. Data can be a message or a hash. It depends + * on which version of signing functions is pointed by this function + * pointer. + * @param[in] data_size Size of @p p_data. + * @param[out] p_signature Pointer where to put generated signature. + */ +typedef ret_code_t (*nrf_crypto_backend_ecdsa_sign_fn_t)( + void * p_context, + void const * p_private_key, + uint8_t const * p_data, + size_t data_size, + uint8_t * p_signature); + + +/** @internal @brief Function pointer for backend implementation of ECDSA verify. + * + * @note All parameters provided to the backend are vefified in frontend. Verification includes + * checking of NULL pointers, buffer size, initialization values. Front end also take full care of + * common ECC key hearder @ref nrf_crypto_internal_ecc_key_header_t. + * + * @param[in] p_context Pointer to context. + * @param[in] p_public_key Pointer to public key. + * @param[in] p_data Pointer to data to verify. Data can be a message or a hash. It depends + * on which version of signing functions is pointed by this function + * pointer. + * @param[in] data_size Size of @p p_data. + * @param[in] p_signature Pointer to signature to verify. + */ +typedef ret_code_t (*nrf_crypto_backend_ecdsa_verify_fn_t)( + void * p_context, + void const * p_public_key, + uint8_t const * p_data, + size_t data_size, + uint8_t const * p_signature); + + +#ifdef __cplusplus +} +#endif + +#endif // NRF_CRYPTO_ECDSA_SHARED_H__ |