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	AVB 2.0 spec. revision 1.1 introduces support for named persistent values that must be tamper evident and allows AVB to store arbitrary key-value pairs [1]. Introduce implementation of two additional AVB operations read_persistent_value()/write_persistent_value() for retrieving/storing named persistent values. Correspondent pull request in the OP-TEE OS project repo [2]. [1]: https://android.googlesource.com/platform/external/avb/+/android-9.0.0_r22 [2]: https://github.com/OP-TEE/optee_os/pull/2699 Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org> Signed-off-by: Igor Opaniuk <igor.opaniuk@gmail.com>
		
			
				
	
	
		
			31 lines
		
	
	
		
			778 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			31 lines
		
	
	
		
			778 B
		
	
	
	
		
			C
		
	
	
	
	
	
| /* SPDX-License-Identifier: GPL-2.0+ */
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| /*
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|  * Copyright (C) 2018 Linaro Limited
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|  */
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| 
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| #ifndef __SANDBOXTEE_H
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| #define __SANDBOXTEE_H
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| 
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| #include <search.h>
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| #include <tee/optee_ta_avb.h>
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| 
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| /**
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|  * struct sandbox_tee_state - internal state of the sandbox TEE
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|  * @session:			current open session
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|  * @num_shms:			number of registered shared memory objects
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|  * @ta:				Trusted Application of current session
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|  * @ta_avb_rollback_indexes	TA avb rollback indexes storage
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|  * @ta_avb_lock_state		TA avb lock state storage
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|  * @pstorage_htab		named persistent values storage
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|  */
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| struct sandbox_tee_state {
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| 	u32 session;
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| 	int num_shms;
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| 	void *ta;
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| 	u64 ta_avb_rollback_indexes[TA_AVB_MAX_ROLLBACK_LOCATIONS];
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| 	u32 ta_avb_lock_state;
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| 	struct hsearch_data pstorage_htab;
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| };
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| 
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| #endif /*__SANDBOXTEE_H*/
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