| /* SPDX-License-Identifier: BSD-2-Clause */ |
| /* |
| * Copyright (c) 2015, Linaro Limited |
| * Copyright (c) 2014, STMicroelectronics International N.V. |
| */ |
| #ifndef UTEE_SYSCALLS_H |
| #define UTEE_SYSCALLS_H |
| |
| #include <compiler.h> |
| #include <stddef.h> |
| #include <stdint.h> |
| |
| #include <utee_types.h> |
| #include <tee_api_types.h> |
| #include <trace.h> |
| |
| /* |
| * Arguments must use the native register width, unless it's a signed |
| * argument then it must be a 32-bit value instead to avoid problems with |
| * sign extension. To keep it simple, only use pointers, int32_t, unsigned |
| * long and size_t. Pointers may only point structures or types based on |
| * fixed width integer types. Only exception are buffers with opaque data. |
| * |
| * Return values should not use a fixed width larger than 32 bits, unsigned |
| * long and pointers are OK though. |
| * |
| * Members in structs on the other hand should only use fixed width integer |
| * types; uint32_t, uint64_t etc. To keep it simple, use uint64_t for all |
| * length fields. |
| */ |
| |
| void utee_return(unsigned long ret) __noreturn; |
| |
| void utee_log(const void *buf, size_t len); |
| |
| /* This is not __noreturn because AArch32 stack unwinding fails otherwise */ |
| void utee_panic(unsigned long code); |
| |
| /* prop_set is TEE_PROPSET_xxx*/ |
| TEE_Result utee_get_property(unsigned long prop_set, unsigned long index, |
| void *name, uint32_t *name_len, |
| void *buf, uint32_t *blen, |
| uint32_t *prop_type); |
| TEE_Result utee_get_property_name_to_index(unsigned long prop_set, |
| const void *name, |
| unsigned long name_len, |
| uint32_t *index); |
| |
| |
| /* sess has type TEE_TASessionHandle */ |
| TEE_Result utee_open_ta_session(const TEE_UUID *dest, |
| unsigned long cancel_req_to, struct utee_params *params, |
| uint32_t *sess, uint32_t *ret_orig); |
| |
| /* sess has type TEE_TASessionHandle */ |
| TEE_Result utee_close_ta_session(unsigned long sess); |
| |
| /* sess has type TEE_TASessionHandle */ |
| TEE_Result utee_invoke_ta_command(unsigned long sess, |
| unsigned long cancel_req_to, unsigned long cmd_id, |
| struct utee_params *params, uint32_t *ret_orig); |
| |
| TEE_Result utee_check_access_rights(uint32_t flags, const void *buf, |
| size_t len); |
| |
| /* cancel has type bool */ |
| TEE_Result utee_get_cancellation_flag(uint32_t *cancel); |
| |
| /* old_mask has type bool */ |
| TEE_Result utee_unmask_cancellation(uint32_t *old_mask); |
| |
| /* old_mask has type bool */ |
| TEE_Result utee_mask_cancellation(uint32_t *old_mask); |
| |
| TEE_Result utee_wait(unsigned long timeout); |
| |
| /* cat has type enum utee_time_category */ |
| TEE_Result utee_get_time(unsigned long cat, TEE_Time *time); |
| |
| TEE_Result utee_set_ta_time(const TEE_Time *time); |
| |
| TEE_Result utee_cryp_state_alloc(unsigned long algo, unsigned long op_mode, |
| unsigned long key1, unsigned long key2, |
| uint32_t *state); |
| TEE_Result utee_cryp_state_copy(unsigned long dst, unsigned long src); |
| TEE_Result utee_cryp_state_free(unsigned long state); |
| |
| /* iv and iv_len are ignored for some algorithms */ |
| TEE_Result utee_hash_init(unsigned long state, const void *iv, size_t iv_len); |
| TEE_Result utee_hash_update(unsigned long state, const void *chunk, |
| size_t chunk_size); |
| TEE_Result utee_hash_final(unsigned long state, const void *chunk, |
| size_t chunk_size, void *hash, uint64_t *hash_len); |
| |
| TEE_Result utee_cipher_init(unsigned long state, const void *iv, size_t iv_len); |
| TEE_Result utee_cipher_update(unsigned long state, const void *src, |
| size_t src_len, void *dest, uint64_t *dest_len); |
| TEE_Result utee_cipher_final(unsigned long state, const void *src, |
| size_t src_len, void *dest, uint64_t *dest_len); |
| |
| /* Generic Object Functions */ |
| TEE_Result utee_cryp_obj_get_info(unsigned long obj, TEE_ObjectInfo *info); |
| TEE_Result utee_cryp_obj_restrict_usage(unsigned long obj, unsigned long usage); |
| TEE_Result utee_cryp_obj_get_attr(unsigned long obj, unsigned long attr_id, |
| void *buffer, uint64_t *size); |
| |
| /* Transient Object Functions */ |
| /* type has type TEE_ObjectType */ |
| TEE_Result utee_cryp_obj_alloc(unsigned long type, unsigned long max_size, |
| uint32_t *obj); |
| TEE_Result utee_cryp_obj_close(unsigned long obj); |
| TEE_Result utee_cryp_obj_reset(unsigned long obj); |
| TEE_Result utee_cryp_obj_populate(unsigned long obj, |
| struct utee_attribute *attrs, unsigned long attr_count); |
| TEE_Result utee_cryp_obj_copy(unsigned long dst_obj, unsigned long src_obj); |
| |
| TEE_Result utee_cryp_obj_generate_key(unsigned long obj, unsigned long key_size, |
| const struct utee_attribute *params, |
| unsigned long param_count); |
| |
| TEE_Result utee_cryp_derive_key(unsigned long state, |
| const struct utee_attribute *params, |
| unsigned long param_count, unsigned long derived_key); |
| |
| TEE_Result utee_cryp_random_number_generate(void *buf, size_t blen); |
| |
| TEE_Result utee_authenc_init(unsigned long state, const void *nonce, |
| size_t nonce_len, size_t tag_len, size_t aad_len, |
| size_t payload_len); |
| TEE_Result utee_authenc_update_aad(unsigned long state, const void *aad_data, |
| size_t aad_data_len); |
| TEE_Result utee_authenc_update_payload(unsigned long state, |
| const void *src_data, size_t src_len, void *dest_data, |
| uint64_t *dest_len); |
| TEE_Result utee_authenc_enc_final(unsigned long state, const void *src_data, |
| size_t src_len, void *dest_data, uint64_t *dest_len, |
| void *tag, uint64_t *tag_len); |
| TEE_Result utee_authenc_dec_final(unsigned long state, const void *src_data, |
| size_t src_len, void *dest_data, uint64_t *dest_len, |
| const void *tag, size_t tag_len); |
| |
| TEE_Result utee_asymm_operate(unsigned long state, |
| const struct utee_attribute *params, |
| unsigned long num_params, const void *src_data, |
| size_t src_len, void *dest_data, uint64_t *dest_len); |
| |
| TEE_Result utee_asymm_verify(unsigned long state, |
| const struct utee_attribute *params, |
| unsigned long num_params, const void *data, |
| size_t data_len, const void *sig, size_t sig_len); |
| |
| /* Persistant Object Functions */ |
| /* obj is of type TEE_ObjectHandle */ |
| TEE_Result utee_storage_obj_open(unsigned long storage_id, |
| const void *object_id, |
| size_t object_id_len, unsigned long flags, |
| uint32_t *obj); |
| |
| /* |
| * attr is of type TEE_ObjectHandle |
| * obj is of type TEE_ObjectHandle |
| */ |
| TEE_Result utee_storage_obj_create(unsigned long storage_id, |
| const void *object_id, |
| size_t object_id_len, unsigned long flags, |
| unsigned long attr, const void *data, |
| size_t len, uint32_t *obj); |
| |
| /* obj is of type TEE_ObjectHandle */ |
| TEE_Result utee_storage_obj_del(unsigned long obj); |
| |
| /* obj is of type TEE_ObjectHandle */ |
| TEE_Result utee_storage_obj_rename(unsigned long obj, const void *new_obj_id, |
| size_t new_obj_id_len); |
| |
| /* Persistent Object Enumeration Functions */ |
| /* obj_enum is of type TEE_ObjectEnumHandle */ |
| TEE_Result utee_storage_alloc_enum(uint32_t *obj_enum); |
| |
| |
| /* obj_enum is of type TEE_ObjectEnumHandle */ |
| TEE_Result utee_storage_free_enum(unsigned long obj_enum); |
| |
| /* obj_enum is of type TEE_ObjectEnumHandle */ |
| TEE_Result utee_storage_reset_enum(unsigned long obj_enum); |
| |
| /* obj_enum is of type TEE_ObjectEnumHandle */ |
| TEE_Result utee_storage_start_enum(unsigned long obj_enum, |
| unsigned long storage_id); |
| |
| /* obj_enum is of type TEE_ObjectEnumHandle */ |
| TEE_Result utee_storage_next_enum(unsigned long obj_enum, TEE_ObjectInfo *info, |
| void *obj_id, uint64_t *len); |
| |
| /* Data Stream Access Functions */ |
| /* obj is of type TEE_ObjectHandle */ |
| TEE_Result utee_storage_obj_read(unsigned long obj, void *data, size_t len, |
| uint64_t *count); |
| |
| /* obj is of type TEE_ObjectHandle */ |
| TEE_Result utee_storage_obj_write(unsigned long obj, const void *data, |
| size_t len); |
| |
| /* obj is of type TEE_ObjectHandle */ |
| TEE_Result utee_storage_obj_trunc(unsigned long obj, size_t len); |
| |
| /* obj is of type TEE_ObjectHandle */ |
| /* whence is of type TEE_Whence */ |
| TEE_Result utee_storage_obj_seek(unsigned long obj, int32_t offset, |
| unsigned long whence); |
| |
| /* seServiceHandle is of type TEE_SEServiceHandle */ |
| TEE_Result utee_se_service_open(uint32_t *seServiceHandle); |
| |
| /* seServiceHandle is of type TEE_SEServiceHandle */ |
| TEE_Result utee_se_service_close(unsigned long seServiceHandle); |
| |
| /* |
| * seServiceHandle is of type TEE_SEServiceHandle |
| * r is of type TEE_SEReaderHandle |
| */ |
| TEE_Result utee_se_service_get_readers(unsigned long seServiceHandle, |
| uint32_t *r, uint64_t *len); |
| |
| /* |
| * r is of type TEE_SEReaderHandle |
| * p is defined with defines UTEE_SE_READER_* |
| */ |
| TEE_Result utee_se_reader_get_prop(unsigned long r, uint32_t *p); |
| |
| /* r is of type TEE_SEReaderHandle */ |
| TEE_Result utee_se_reader_get_name(unsigned long r, |
| char *name, uint64_t *name_len); |
| |
| /* |
| * r is of type TEE_SEReaderHandle |
| * s if of type TEE_SESessionHandle |
| */ |
| TEE_Result utee_se_reader_open_session(unsigned long r, uint32_t *s); |
| |
| /* r is of type TEE_SEReaderHandle */ |
| TEE_Result utee_se_reader_close_sessions(unsigned long r); |
| |
| /* s is of type TEE_SESessionHandle */ |
| TEE_Result utee_se_session_is_closed(unsigned long s); |
| |
| /* s is of type TEE_SESessionHandle */ |
| TEE_Result utee_se_session_get_atr(unsigned long s, void *atr, |
| uint64_t *atr_len); |
| |
| /* |
| * s is of type TEE_SESessionHandle |
| * c is of type TEE_SEChannelHandle |
| */ |
| TEE_Result utee_se_session_open_channel(unsigned long s, |
| unsigned long is_logical, const void *aid_buffer, |
| size_t aid_buffer_len, uint32_t *c); |
| |
| /* s is of type TEE_SESessionHandle */ |
| TEE_Result utee_se_session_close(unsigned long s); |
| |
| /* c is of type TEE_SEChannelHandle */ |
| TEE_Result utee_se_channel_select_next(unsigned long c); |
| |
| /* c is of type TEE_SEChannelHandle */ |
| TEE_Result utee_se_channel_get_select_resp(unsigned long c, void *resp, |
| uint64_t *resp_len); |
| |
| /* c is of type TEE_SEChannelHandle */ |
| TEE_Result utee_se_channel_transmit(unsigned long c, void *cmd, |
| size_t cmd_len, void *resp, uint64_t *resp_len); |
| |
| /* c is of type TEE_SEChannelHandle */ |
| TEE_Result utee_se_channel_close(unsigned long c); |
| |
| /* op is of type enum utee_cache_operation */ |
| TEE_Result utee_cache_operation(void *va, size_t l, unsigned long op); |
| |
| TEE_Result utee_gprof_send(void *buf, size_t size, uint32_t *id); |
| |
| #endif /* UTEE_SYSCALLS_H */ |