/* * Common variable definitions across all the AES implementations. */ #include "ssh.h" #include "aes.h" const uint8_t aes_key_setup_round_constants[10] = { /* The first few powers of X in GF(2^8), used during key setup. * This can safely be a lookup table without side channel risks, * because key setup iterates through it once in a standard way * regardless of the key. */ 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36, }; void aesgcm_cipher_crypt_length( ssh_cipher *cipher, void *blk, int len, unsigned long seq) { /* Do nothing: lengths are sent in clear for this cipher. */ }