1 /* SPDX-License-Identifier: BSD-2-Clause */ 2 /* 3 * Copyright (c) 2017-2020, Linaro Limited 4 */ 5 6 #ifndef PKCS11_TA_PROCESSING_H 7 #define PKCS11_TA_PROCESSING_H 8 9 #include <pkcs11_attributes.h> 10 #include <tee_internal_api.h> 11 12 struct pkcs11_client; 13 struct pkcs11_session; 14 struct pkcs11_object; 15 struct active_processing; 16 17 /* 18 * Entry points from PKCS11 TA invocation commands 19 */ 20 21 enum pkcs11_rc entry_generate_secret(struct pkcs11_client *client, 22 uint32_t ptypes, TEE_Param *params); 23 24 enum pkcs11_rc entry_processing_init(struct pkcs11_client *client, 25 uint32_t ptypes, TEE_Param *params, 26 enum processing_func function); 27 28 enum pkcs11_rc entry_processing_step(struct pkcs11_client *client, 29 uint32_t ptypes, TEE_Param *params, 30 enum processing_func function, 31 enum processing_step step); 32 33 enum pkcs11_rc entry_processing_key(struct pkcs11_client *client, 34 uint32_t ptypes, TEE_Param *params, 35 enum processing_func function); 36 37 enum pkcs11_rc entry_release_active_processing(struct pkcs11_client *client, 38 uint32_t ptypes, 39 TEE_Param *params); 40 41 /* 42 * Util 43 */ 44 size_t get_object_key_bit_size(struct pkcs11_object *obj); 45 46 void release_active_processing(struct pkcs11_session *session); 47 48 /* 49 * Symmetric crypto algorithm specific functions 50 */ 51 bool processing_is_tee_symm(uint32_t proc_id); 52 53 enum pkcs11_rc init_symm_operation(struct pkcs11_session *session, 54 enum processing_func function, 55 struct pkcs11_attribute_head *proc_params, 56 struct pkcs11_object *key); 57 58 enum pkcs11_rc step_symm_operation(struct pkcs11_session *session, 59 enum processing_func function, 60 enum processing_step step, 61 uint32_t ptypes, TEE_Param *params); 62 63 enum pkcs11_rc tee_init_ctr_operation(struct active_processing *processing, 64 void *proc_params, size_t params_size); 65 66 enum pkcs11_rc derive_key_by_symm_enc(struct pkcs11_session *session, 67 void **out_buf, uint32_t *out_sz); 68 69 /* Digest specific functions */ 70 bool processing_is_tee_digest(enum pkcs11_mechanism_id mecha_id); 71 72 enum pkcs11_rc 73 init_digest_operation(struct pkcs11_session *session, 74 struct pkcs11_attribute_head *proc_params); 75 76 enum pkcs11_rc step_digest_operation(struct pkcs11_session *session, 77 enum processing_step step, 78 struct pkcs11_object *obj, 79 uint32_t ptypes, TEE_Param *params); 80 81 #endif /*PKCS11_TA_PROCESSING_H*/ 82