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 11 #if !defined(CFG_WITH_SOFTWARE_PRNG) 12 TEE_Result get_rng_array(void *buffer, int len); 13 #endif 14 15 TEE_Result tee_hash_get_digest_size(uint32_t algo, size_t *size); 16 TEE_Result tee_hash_createdigest(uint32_t algo, const uint8_t *data, 17 size_t datalen, uint8_t *digest, 18 size_t digestlen); 19 TEE_Result tee_mac_get_digest_size(uint32_t algo, size_t *size); 20 TEE_Result tee_cipher_get_block_size(uint32_t algo, size_t *size); 21 TEE_Result tee_do_cipher_update(void *ctx, uint32_t algo, 22 TEE_OperationMode mode, bool last_block, 23 const uint8_t *data, size_t len, uint8_t *dst); 24 TEE_Result tee_aes_cbc_cts_update(void *cbc_ctx, void *ecb_ctx, 25 TEE_OperationMode mode, bool last_block, 26 const uint8_t *data, size_t len, 27 uint8_t *dst); 28 29 TEE_Result tee_prng_add_entropy(const uint8_t *in, size_t len); 30 void plat_prng_add_jitter_entropy(void); 31 /* 32 * The _norpc version must not invoke Normal World, or infinite recursion 33 * may occur. As an exception however, using mutexes is allowed. 34 */ 35 void plat_prng_add_jitter_entropy_norpc(void); 36 37 #endif 38