suota_security_ext.h

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#ifndef SUOTA_SECURITY_EXT_H_
#define SUOTA_SECURITY_EXT_H_
 
#include <stdint.h>
 
#define SECURITY_HDR_TYPE_SECURITY_SECTION              0x22AA
 
#define SECURITY_HDR_TYPE_SIGNATURE_SECTION             0x33AA
 
#define SECURITY_HDR_TYPE_DEVICE_ADMIN_SECTION          0x44AA
 
#define SECURITY_HDR_TYPE_KEY_REVOCATION_RECORD         0x55AA
 
#define SECURITY_HDR_TYPE_FW_VERSION_NUMBER             0x66AA
 
#define SECURITY_HDR_TYPE_ROLLBACK_PREVENTION_SEGMENT   0x77AA
 
typedef struct {
        uint32_t public_key_id;
        uint8_t mode;
        uint8_t curve;
        uint8_t hash;
} __attribute__((packed)) suota_security_header_t;
 
typedef struct {
        uint8_t ecc_key_idx;
        uint8_t sym_key_idx;
        uint8_t nonce[8];
} __attribute__((packed)) suota_security_header_da1469x_t;
 
typedef struct {
        uint16_t major;
        uint16_t minor;
} __attribute__((packed)) security_hdr_fw_version_t;
 
typedef enum {
        SECURITY_HDR_MODE_ECDSA         = 0x01,
        SECURITY_HDR_MODE_EDDSA,
} __attribute__((packed)) security_hdr_mode_t;
 
typedef enum {
        SECURITY_HDR_ECC_CURVE_SECP192R1        = 0x01,
        SECURITY_HDR_ECC_CURVE_SECP224R1,
        SECURITY_HDR_ECC_CURVE_SECP256R1,
        SECURITY_HDR_ECC_CURVE_EDWARDS25519,
} __attribute__((packed)) security_hdr_ecc_curve_t;
 
typedef enum {
        SECURITY_HDR_HASH_SHA_224       = 0x01,
        SECURITY_HDR_HASH_SHA_256,
        SECURITY_HDR_HASH_SHA_384,
        SECURITY_HDR_HASH_SHA_512,
} __attribute__((packed)) security_hdr_hash_t;
 
typedef enum {
        SECURITY_HDR_KEY_TYPE_SIGNATURE   = 0xA1,
        SECURITY_HDR_KEY_TYPE_DECRYPTION  = 0xA2,
        SECURITY_HDR_KEY_TYPE_USER_DATA   = 0xA3,
        SECURITY_HDR_KEY_TYPE_PUBLIC      = 0xA4,
        SECURITY_HDR_KEY_TYPE_SYMMETRIC   = 0xA5,
} __attribute__((packed)) security_hdr_key_type_t;
 
#endif /* SUOTA_SECURITY_EXT_H_ */