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	Boot services are not available after calling ExitBootServices(). So we should not try to close an event here. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Reviewed-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
		
			
				
	
	
		
			89 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			89 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0+
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| /*
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|  * efi_selftest_exitbootservices
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|  *
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|  * Copyright (c) 2017 Heinrich Schuchardt <xypron.glpk@gmx.de>
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|  *
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|  * This unit test checks that the notification function of an
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|  * EVT_SIGNAL_EXIT_BOOT_SERVICES event is called exactly once.
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|  */
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| 
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| #include <efi_selftest.h>
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| 
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| static struct efi_boot_services *boottime;
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| static struct efi_event *event_notify;
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| static unsigned int notification_count;
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| 
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| /*
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|  * Notification function, increments the notification count.
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|  *
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|  * @event	notified event
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|  * @context	pointer to the notification count
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|  */
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| static void EFIAPI notify(struct efi_event *event, void *context)
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| {
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| 	unsigned int *count = context;
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| 
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| 	++*count;
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| }
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| 
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| /*
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|  * Setup unit test.
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|  *
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|  * Create an EVT_SIGNAL_EXIT_BOOT_SERVICES event.
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|  *
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|  * @handle:	handle of the loaded image
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|  * @systable:	system table
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|  * @return:	EFI_ST_SUCCESS for success
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|  */
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| static int setup(const efi_handle_t handle,
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| 		 const struct efi_system_table *systable)
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| {
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| 	efi_status_t ret;
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| 
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| 	boottime = systable->boottime;
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| 
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| 	notification_count = 0;
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| 	ret = boottime->create_event(EVT_SIGNAL_EXIT_BOOT_SERVICES,
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| 				     TPL_CALLBACK, notify,
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| 				     (void *)¬ification_count,
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| 				     &event_notify);
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| 	if (ret != EFI_SUCCESS) {
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| 		efi_st_error("could not create event\n");
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| 		return EFI_ST_FAILURE;
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| 	}
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| 	return EFI_ST_SUCCESS;
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| }
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| 
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| /*
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|  * Execute unit test.
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|  *
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|  * Check that the notification function of the EVT_SIGNAL_EXIT_BOOT_SERVICES
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|  * event has been called.
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|  *
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|  * Call ExitBootServices again and check that the notification function is
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|  * not called again.
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|  *
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|  * @return:	EFI_ST_SUCCESS for success
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|  */
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| static int execute(void)
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| {
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| 	if (notification_count != 1) {
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| 		efi_st_error("ExitBootServices was not notified\n");
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| 		return EFI_ST_FAILURE;
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| 	}
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| 	efi_st_exit_boot_services();
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| 	if (notification_count != 1) {
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| 		efi_st_error("ExitBootServices was notified twice\n");
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| 		return EFI_ST_FAILURE;
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| 	}
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| 	return EFI_ST_SUCCESS;
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| }
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| 
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| EFI_UNIT_TEST(exitbootservices) = {
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| 	.name = "ExitBootServices",
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| 	.phase = EFI_SETUP_BEFORE_BOOTTIME_EXIT,
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| 	.setup = setup,
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| 	.execute = execute,
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| };
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