1 // SPDX-License-Identifier: BSD-2-Clause
2 /*
3  * Copyright (c) 2015, Linaro Limited
4  * All rights reserved.
5  */
6 
7 #include <tee_ta_api.h>
8 #include <trace.h>
9 
10 #include "ta_aes_perf.h"
11 #include "ta_aes_perf_priv.h"
12 
13 /*
14  * Trusted Application Entry Points
15  */
16 
17 /* Called each time a new instance is created */
TA_CreateEntryPoint(void)18 TEE_Result TA_CreateEntryPoint(void)
19 {
20 	return TEE_SUCCESS;
21 }
22 
23 /* Called each time an instance is destroyed */
TA_DestroyEntryPoint(void)24 void TA_DestroyEntryPoint(void)
25 {
26 }
27 
28 /* Called each time a session is opened */
TA_OpenSessionEntryPoint(uint32_t nParamTypes,TEE_Param pParams[4],void ** ppSessionContext)29 TEE_Result TA_OpenSessionEntryPoint(uint32_t nParamTypes,
30 				    TEE_Param pParams[4],
31 				    void **ppSessionContext)
32 {
33 	(void)nParamTypes;
34 	(void)pParams;
35 	(void)ppSessionContext;
36 	return TEE_SUCCESS;
37 }
38 
39 /* Called each time a session is closed */
TA_CloseSessionEntryPoint(void * pSessionContext)40 void TA_CloseSessionEntryPoint(void *pSessionContext)
41 {
42 	(void)pSessionContext;
43 
44 	cmd_clean_res();
45 }
46 
47 /* Called when a command is invoked */
TA_InvokeCommandEntryPoint(void * pSessionContext,uint32_t nCommandID,uint32_t nParamTypes,TEE_Param pParams[4])48 TEE_Result TA_InvokeCommandEntryPoint(void *pSessionContext,
49 				      uint32_t nCommandID, uint32_t nParamTypes,
50 				      TEE_Param pParams[4])
51 {
52 	(void)pSessionContext;
53 
54 	switch (nCommandID) {
55 	case TA_AES_PERF_CMD_PREPARE_KEY:
56 		return cmd_prepare_key(nParamTypes, pParams);
57 
58 	case TA_AES_PERF_CMD_PROCESS:
59 		return cmd_process(nParamTypes, pParams, false);
60 	case TA_AES_PERF_CMD_PROCESS_SDP:
61 #ifdef CFG_SECURE_DATA_PATH
62 		return cmd_process(nParamTypes, pParams, true);
63 #else
64 		EMSG("Invalid SDP commands: TA was built without SDP support");
65 		return TEE_ERROR_NOT_SUPPORTED;
66 #endif
67 
68 	default:
69 		return TEE_ERROR_BAD_PARAMETERS;
70 	}
71 }
72