# Functions
NewECDHAEADCompositeDecrypt returns ECDH composite decryption construct with Concat KDF/ECDH-ES key unwrapping and AEAD payload decryption.
NewECDHAEADCompositeEncrypt returns ECDH (KW done outside of this Tink key implementation) AES encryption construct for AEAD content encryption.
# Type aliases
ECDHAEADCompositeDecrypt is an instance of AES-GCM decryption in the context of ECDH/concat kdf WK of CEK and AEAD content decryption.
ECDHAEADCompositeEncrypt is an instance of ECDH-ES encryption with Concat KDF and AEAD content encryption.