src/usr.bin/ssh/kexc25519.c - diff

Return to kexc25519.c CVS log

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version 1.8, 2015/01/19 20:16:15

version 1.9, 2015/03/26 07:00:04

Line 64

u_char shared_key[CURVE25519_SIZE];

int r;

/* Check for all-zero public key */

explicit_bzero(shared_key, CURVE25519_SIZE);

if (timingsafe_bcmp(pub, shared_key, CURVE25519_SIZE) == 0)

return SSH_ERR_KEY_INVALID_EC_VALUE;

crypto_scalarmult_curve25519(shared_key, key, pub);

#ifdef DEBUG_KEXECDH

dump_digest("shared secret", shared_key, CURVE25519_SIZE);