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Diffstat (limited to 'src/or/onion_tap.h')
| -rw-r--r-- | src/or/onion_tap.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/src/or/onion_tap.h b/src/or/onion_tap.h new file mode 100644 index 000000000..deae1bf8c --- /dev/null +++ b/src/or/onion_tap.h @@ -0,0 +1,37 @@ +/* Copyright (c) 2001 Matej Pfajfar. + * Copyright (c) 2001-2004, Roger Dingledine. + * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson. + * Copyright (c) 2007-2012, The Tor Project, Inc. */ +/* See LICENSE for licensing information */ + +/** + * \file onion_tap.h + * \brief Header file for onion_tap.c. + **/ + +#ifndef TOR_ONION_TAP_H +#define TOR_ONION_TAP_H + +#define TAP_ONIONSKIN_CHALLENGE_LEN (PKCS1_OAEP_PADDING_OVERHEAD+\ + CIPHER_KEY_LEN+\ + DH_KEY_LEN) +#define TAP_ONIONSKIN_REPLY_LEN (DH_KEY_LEN+DIGEST_LEN) + +int onion_skin_TAP_create(crypto_pk_t *router_key, + crypto_dh_t **handshake_state_out, + char *onion_skin_out); + +int onion_skin_TAP_server_handshake(const char *onion_skin, + crypto_pk_t *private_key, + crypto_pk_t *prev_private_key, + char *handshake_reply_out, + char *key_out, + size_t key_out_len); + +int onion_skin_TAP_client_handshake(crypto_dh_t *handshake_state, + const char *handshake_reply, + char *key_out, + size_t key_out_len); + +#endif + |