aes256KeySize: c.rounds = aes256Rounds } if supportsAES { expandKeyAsm(c.rounds, &key[0], &c.enc[0], &c.dec[0]) } else { expandKeyGeneric(&c.blockExpanded, key) } return c } // EncryptionKeySchedul is used from the GCM implementation to access the // precomputed AES key schedule, to pass to the assembly implementation. func EncryptionKeySchedul(c *Block) []uint32 { return c.enc[:c.roundKeysSize()] } func encryptBlock(c *Block, dst, src []byte) { if supportsAES { encryptBlockAsm(c.rounds, &c.enc[0], &dst[0],...