nrf_cc3xx_platform_kmu_write_key()

int nrf_cc3xx_platform_kmu_write_key	(	uint32_t	slot_id,
		nrf_cc3xx_platform_key_type_t	key_type,
		nrf_cc3xx_platform_key_buff_t	key_buff )

#include <crypto/nrf_cc310_platform/include/nrf_cc3xx_platform_kmu.h>

Write a key into the KMU.

This writes a key into the KMU slot defined by slot_id. If the key is larger than 128 bit it will occupy two consecutive KMU slots.

Note

This function uses the default KMU key permissions, see NRF_CC3XX_PLATFORM_KMU_DEFAULT_PERMISSIONS.

Parameters

[in]	slot_id	KMU slot ID for the new key (2 - 127).
[in]	key_type	The type of the key to store in the KMU.
[in]	key_buff	Buffer containing the key material.

Returns

NRF_CC3XX_PLATFORM_SUCCESS on success, otherwise a negative value.