PreSharedKeyV2
DEFINITIONS
AUTOMATIC TAGS ::=
BEGIN
IMPORTS
    UInt8,
    UInt32,
    UInt64,
    UInt96,
    UInt128,
    VarBytes
    FROM GenericTypes
;
Psk2EncryptionEnvelope ::= SEQUENCE {
    -- Random nonce
    initializationVector UInt96,
-- Authentication tag (output of AES-GCM encryption)
authenticationTag UInt128,

-- Encrypted PSK Packet
-- Note: This is NOT encoded as a variable length (length-prefixed)
-- octet string. The size is constrained by the length of the data
-- field in the InterledgerPrepare, InterledgerFulfill, or InterledgerReject
-- packet containing this Psk2EncryptionEnvelope
cipherText OCTET STRING (SIZE (0..32739))

}
Psk2Packet ::= SEQUENCE {
    -- Type ID
    type UInt8,
-- ID used to correlate requests and responses
requestId UInt32,

-- In PSK2 Requests, this indicates the minimum the receiver should accept
-- In PSK2 Responses and Errors, it is the amount that the receiver got
requestAmount UInt64,

-- Application data carried in the encrypted PSK Request/Response/Error
data VarBytes

}
END