Struct Header 

pub struct Header {
    pub magic: [u8; 6],
    pub chunk_size: u32,
    pub file_id: [u8; 8],
    pub blake3_of_plain: [u8; 32],
    pub suite: SuiteId,
    pub kdf_salt: Option<[u8; 32]>,
    pub recipients: Vec<RecipientEntry>,
    pub eph_x25519_pk: [u8; 32],
    pub mldsa_sig: Vec<u8>,
    pub ed25519_sig: Vec<u8>,
    pub signature_metadata: Option<SignatureMetadata>,
    pub fin: u8,
}

Fields

magic: [u8; 6]

Magic bytes for format identification

chunk_size: u32

Chunk size for streaming

file_id: [u8; 8]

File identifier for nonce derivation

blake3_of_plain: [u8; 32]

Reserved (previously plaintext hash). Kept for compatibility; zeroed.

suite: SuiteId

AEAD suite identifier

kdf_salt: Option<[u8; 32]>

Optional per-file public KDF salt (v2.1). None for v2.0 files.

recipients: Vec<RecipientEntry>

Recipients with KEM ciphertexts and wrapped CEKs

eph_x25519_pk: [u8; 32]

Ephemeral X25519 public key (hybrid)

mldsa_sig: Vec<u8>

ML-DSA-87 signature (FIPS 204)

ed25519_sig: Vec<u8>

Ed25519 signature (legacy/hybrid)

signature_metadata: Option<SignatureMetadata>

Signature metadata

fin: u8

FIN marker

Implementations

impl Header

pub fn aead_aad(&self) -> Vec<u8>

Trait Implementations

impl Clone for Header

fn clone(&self) -> Header

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Header

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for Header

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for Header

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.