crypto/openssh/cipher.c

356  * Use 'authlen' bytes at offset 'len'+'aadlen' as the authentication tag.
358  * Both 'aadlen' and 'authlen' can be set to 0.
364     u_int len, u_int aadlen, u_int authlen)
368 		    aadlen, authlen, cc->encrypt);
369 	if (authlen) {
372 		if (authlen != cipher_authlen(cc->cipher))
373 			fatal("%s: authlen mismatch %d", __func__, authlen);
381 		    authlen, (u_char *)src + aadlen + len))
385 		if (authlen &&
395 	if (authlen) {
405 		    authlen, dest + aadlen + len))