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-rw-r--r--src/or/onion.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/src/or/onion.h b/src/or/onion.h
index 55ea3f9306..3c12e1f85f 100644
--- a/src/or/onion.h
+++ b/src/or/onion.h
@@ -17,5 +17,38 @@ or_circuit_t *onion_next_task(char **onionskin_out);
void onion_pending_remove(or_circuit_t *circ);
void clear_pending_onions(void);
+typedef struct server_onion_keys_t {
+ uint8_t my_identity[DIGEST_LEN];
+ crypto_pk_t *onion_key;
+ crypto_pk_t *last_onion_key;
+#ifdef CURVE25519_ENABLED
+ di_digest256_map_t *curve25519_key_map;
+#endif
+} server_onion_keys_t;
+
+#define MAX_ONIONSKIN_CHALLENGE_LEN 255
+#define MAX_ONIONSKIN_REPLY_LEN 255
+
+void setup_server_onion_keys(server_onion_keys_t *keys);
+void release_server_onion_keys(server_onion_keys_t *keys);
+
+void onion_handshake_state_release(onion_handshake_state_t *state);
+
+int onion_skin_create(int type,
+ const extend_info_t *node,
+ onion_handshake_state_t *state_out,
+ uint8_t *onion_skin_out);
+int onion_skin_server_handshake(int type,
+ const uint8_t *onion_skin,
+ const server_onion_keys_t *keys,
+ uint8_t *reply_out,
+ uint8_t *keys_out, size_t key_out_len);
+// uint8_t *rend_authenticator_out);
+int onion_skin_client_handshake(int type,
+ const onion_handshake_state_t *handshake_state,
+ const uint8_t *reply,
+ uint8_t *keys_out, size_t key_out_len,
+ uint8_t *rend_authenticator_out);
+
#endif