psa_parse_key_data_from_storage() function

Parses persistent storage data into key data and metadata

Syntax

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Summary

Declaration

Definition

psa_status_t psa_parse_key_data_from_storage(const uint8_t *storage_data, size_t storage_data_length, uint8_t **key_data, size_t *key_data_length, psa_key_attributes_t *attr);

Argument

Description

storage_data

Buffer for the storage data.

storage_data_length

Length of the storage data buffer

key_data

On output, pointer to a newly allocated buffer containing the key data. This must be freed using psa_free_persistent_key_data()

key_data_length

Length of the key data buffer

attr

On success, the attribute structure is filled with the loaded key metadata.

#PSA_SUCCESS \emptydescription #PSA_ERROR_INSUFFICIENT_MEMORY \emptydescription #PSA_ERROR_DATA_INVALID \emptydescription

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