# Functions
OutputPrefix generates the prefix of ciphertexts produced by the crypto primitive obtained from key.
# Constants
LegacyPrefixSize is the prefix size of legacy key types.
LegacyStartByte is the first byte of the prefix of legacy key types.
NonRawPrefixSize is the prefix size of Tink and Legacy key types.
RawPrefix is the empty prefix of Raw key types.
RawPrefixSize is the prefix size of Raw key types.
TinkPrefixSize is the prefix size of Tink key types.
TinkStartByte is the first byte of the prefix of Tink key types.