passes

[oweals/gnunet.git] / src / hello / hello.c

diff --git a/src/hello/hello.c b/src/hello/hello.c
index 79d0edf8dac6049265d8fab6d9c7315fbd97a39f..a7aaf7d54790330eec7ad6cb481f992848857999 100644 (file)
--- a/src/hello/hello.c
+++ b/src/hello/hello.c
@@ -479,5 +479,27 @@ GNUNET_HELLO_get_key (const struct GNUNET_HELLO_Message *hello,
 }
 
 
+/**
+ * Get the peer identity from a HELLO message.
+ *
+ * @param hello the hello message
+ * @param peer where to store the peer's identity
+ * @return GNUNET_SYSERR if the HELLO was malformed
+ */
+int
+GNUNET_HELLO_get_id (const struct GNUNET_HELLO_Message *hello,
+                    struct GNUNET_PeerIdentity *peer)
+{
+  uint16_t ret = ntohs (hello->header.size);
+  if ((ret < sizeof (struct GNUNET_HELLO_Message)) ||
+      (ntohs (hello->header.type) != GNUNET_MESSAGE_TYPE_HELLO))
+    return GNUNET_SYSERR;
+  GNUNET_CRYPTO_hash (&hello->publicKey,
+                     sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded),
+                     &peer->hashPubKey);
+  return GNUNET_OK;
+}
+
+
 
 /* end of hello.c */