diff options
Diffstat (limited to 'src/or/onion_tap.c')
| -rw-r--r-- | src/or/onion_tap.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/or/onion_tap.c b/src/or/onion_tap.c index 8879a22ca2..487cbeec04 100644 --- a/src/or/onion_tap.c +++ b/src/or/onion_tap.c @@ -183,7 +183,8 @@ int onion_skin_TAP_client_handshake(crypto_dh_t *handshake_state, const char *handshake_reply, /* TAP_ONIONSKIN_REPLY_LEN bytes */ char *key_out, - size_t key_out_len) + size_t key_out_len, + const char **msg_out) { ssize_t len; char *key_material=NULL; @@ -196,14 +197,15 @@ onion_skin_TAP_client_handshake(crypto_dh_t *handshake_state, handshake_reply, DH_KEY_LEN, key_material, key_material_len); if (len < 0) { - log_warn(LD_PROTOCOL,"DH computation failed."); + if (msg_out) + *msg_out = "DH computation failed."; goto err; } if (tor_memneq(key_material, handshake_reply+DH_KEY_LEN, DIGEST_LEN)) { /* H(K) does *not* match. Something fishy. */ - log_warn(LD_PROTOCOL,"Digest DOES NOT MATCH on onion handshake. " - "Bug or attack."); + if (msg_out) + *msg_out = "Digest DOES NOT MATCH on onion handshake. Bug or attack."; goto err; } |