1 /* SPDX-License-Identifier: BSD-2-Clause */ 2 /* 3 * Copyright (c) 2014, Linaro Limited 4 */ 5 6 #ifndef TEE_CRYP_UTL_H 7 #define TEE_CRYP_UTL_H 8 9 #include <tee_api_types.h> 10 #include <crypto/crypto.h> 11 12 TEE_Result tee_hash_get_digest_size(uint32_t algo, size_t *size); 13 TEE_Result tee_hash_createdigest(uint32_t algo, const uint8_t *data, 14 size_t datalen, uint8_t *digest, 15 size_t digestlen); 16 TEE_Result tee_mac_get_digest_size(uint32_t algo, size_t *size); 17 TEE_Result tee_cipher_get_block_size(uint32_t algo, size_t *size); 18 TEE_Result tee_do_cipher_update(void *ctx, uint32_t algo, 19 TEE_OperationMode mode, bool last_block, 20 const uint8_t *data, size_t len, uint8_t *dst); 21 22 /* 23 * plat_prng_add_jitter_entropy() - Adds jitter to RNG entropy pool 24 * @sid: source ID, normally unique per location of the call 25 * @pnum: pointer where the pool number for this @sid is stored 26 * 27 * Note that the supplied @sid controls (CRYPTO_RNG_SRC_IS_QUICK()) whether 28 * RPC is allowed to be performed or the event just will be queued for later 29 * consumption. 30 */ 31 void plat_prng_add_jitter_entropy(enum crypto_rng_src sid, unsigned int *pnum); 32 33 void plat_rng_init(void); 34 35 #endif 36