/* ROM functions for hardware bigint support. It is not recommended to use these functions directly, use the wrapper functions in hwcrypto/mpi.h instead. */ // Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #ifndef _ROM_BIGINT_H_ #define _ROM_BIGINT_H_ #include <stdint.h> #include <stdbool.h> #ifdef __cplusplus extern "C" { #endif void ets_bigint_enable(void); void ets_bigint_disable(void); int ets_bigint_multiply(const uint32_t *x, const uint32_t *y, uint32_t len_words); int ets_bigint_modmult(const uint32_t *x, const uint32_t *y, const uint32_t *m, uint32_t m_dash, const uint32_t *rb, uint32_t len_words); int ets_bigint_modexp(const uint32_t *x, const uint32_t *y, const uint32_t *m, uint32_t m_dash, const uint32_t *rb, bool constant_time, uint32_t len_words); void ets_bigint_wait_finish(void); int ets_bigint_getz(uint32_t *z, uint32_t len_words); #ifdef __cplusplus } #endif #endif /* _ROM_BIGINT_H_ */