towards new core service implementation -- breaking core up into smaller modules

1 files changed, 77 insertions, 0 deletions

diff --git a/src/core/gnunet-service-core_kx.h b/src/core/gnunet-service-core_kx.h
new file mode 100644
index 000000000..f4f1daaeb
--- /dev/null
+++ b/src/core/gnunet-service-core_kx.h
@@ -0,0 +1,77 @@
+struct GSC_KeyExchangeInfo
+{
+
+  /**
+   * SetKeyMessage to transmit, NULL if we are not currently trying
+   * to send one.
+   */
+  struct SetKeyMessage *skm;
+
+  /**
+   * Non-NULL if we are currently looking up HELLOs for this peer.
+   * for this peer.
+   */
+  struct GNUNET_PEERINFO_IteratorContext *pitr;
+
+  /**
+   * Public key of the neighbour, NULL if we don't have it yet.
+   */
+  struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *public_key;
+
+  /**
+   * We received a PING message before we got the "public_key"
+   * (or the SET_KEY).  We keep it here until we have a key
+   * to decrypt it.  NULL if no PING is pending.
+   */
+  struct PingMessage *pending_ping;
+
+  /**
+   * We received a PONG message before we got the "public_key"
+   * (or the SET_KEY).  We keep it here until we have a key
+   * to decrypt it.  NULL if no PONG is pending.
+   */
+  struct PongMessage *pending_pong;
+
+  /**
+   * Key we use to encrypt our messages for the other peer
+   * (initialized by us when we do the handshake).
+   */
+  struct GNUNET_CRYPTO_AesSessionKey encrypt_key;
+
+  /**
+   * Key we use to decrypt messages from the other peer
+   * (given to us by the other peer during the handshake).
+   */
+  struct GNUNET_CRYPTO_AesSessionKey decrypt_key;
+
+  /**
+   * At what time did we generate our encryption key?
+   */
+  struct GNUNET_TIME_Absolute encrypt_key_created;
+
+  /**
+   * At what time did the other peer generate the decryption key?
+   */
+  struct GNUNET_TIME_Absolute decrypt_key_created;
+
+  /**
+   * At what frequency are we currently re-trying SET_KEY messages?
+   */
+  struct GNUNET_TIME_Relative set_key_retry_frequency;
+
+  /**
+   * ID of task used for re-trying SET_KEY and PING message.
+   */
+  GNUNET_SCHEDULER_TaskIdentifier retry_set_key_task;
+
+  /**
+   * What was our PING challenge number (for this peer)?
+   */
+  uint32_t ping_challenge;
+
+  /**
+   * What is our connection status?
+   */
+  enum PeerStateMachine status;
+
+};