67 lines
1.8 KiB
C
67 lines
1.8 KiB
C
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#pragma once
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#include <stdbool.h>
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#include <stdint.h>
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#include <stddef.h>
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/** FuriHalCryptoKey Type */
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typedef enum {
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FuriHalCryptoKeyTypeMaster, /**< Master key */
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FuriHalCryptoKeyTypeSimple, /**< Simple enencrypted key */
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FuriHalCryptoKeyTypeEncrypted, /**< Encrypted with Master key */
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} FuriHalCryptoKeyType;
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/** FuriHalCryptoKey Size in bits */
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typedef enum {
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FuriHalCryptoKeySize128,
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FuriHalCryptoKeySize256,
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} FuriHalCryptoKeySize;
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/** FuriHalCryptoKey */
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typedef struct {
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FuriHalCryptoKeyType type;
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FuriHalCryptoKeySize size;
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uint8_t* data;
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} FuriHalCryptoKey;
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/** Initialize cryptography layer
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* This includes AES engines, PKA and RNG
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*/
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void furi_hal_crypto_init();
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/** Store key in crypto storage
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* @param key - FuriHalCryptoKey to store. Only Master, Simple or Encrypted
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* @param slot - pinter to int where store slot number will be saved
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* @return true on success
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*/
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bool furi_hal_crypto_store_add_key(FuriHalCryptoKey* key, uint8_t* slot);
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/** Init AES engine and load key from crypto store
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* @param slot - store slot number
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* @return true on success
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*/
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bool furi_hal_crypto_store_load_key(uint8_t slot, const uint8_t* iv);
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/** Unload key engine and deinit AES engine
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* @param slot - store slot number
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* @return true on success
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*/
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bool furi_hal_crypto_store_unload_key(uint8_t slot);
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/** Encrypt data
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* @param input - pointer to input data
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* @param output - pointer to output data
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* @param size - input/output buffer size in bytes
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* @return true on success
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*/
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bool furi_hal_crypto_encrypt(const uint8_t *input, uint8_t *output, size_t size);
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/** Decrypt data
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* @param input - pointer to input data
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* @param output - pointer to output data
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* @param size - input/output buffer size in bytes
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* @return true on success
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*/
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bool furi_hal_crypto_decrypt(const uint8_t *input, uint8_t *output, size_t size);
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