-copied block-related functions from namestore to namecache

1 files changed, 152 insertions, 0 deletions

diff --git a/src/namecache/namecache.h b/src/namecache/namecache.h
new file mode 100644
index 000000000..cc81946e2
--- /dev/null
+++ b/src/namecache/namecache.h
@@ -0,0 +1,152 @@
+/*
+     This file is part of GNUnet.
+     (C) 2011-2013 Christian Grothoff (and other contributing authors)
+
+     GNUnet is free software; you can redistribute it and/or modify
+     it under the terms of the GNU General Public License as published
+     by the Free Software Foundation; either version 3, or (at your
+     option) any later version.
+
+     GNUnet is distributed in the hope that it will be useful, but
+     WITHOUT ANY WARRANTY; without even the implied warranty of
+     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+     General Public License for more details.
+
+     You should have received a copy of the GNU General Public License
+     along with GNUnet; see the file COPYING.  If not, write to the
+     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+     Boston, MA 02111-1307, USA.
+*/
+
+/**
+ * @file namecache/namecache.h
+ * @brief common internal definitions for namecache service
+ * @author Matthias Wachs
+ * @author Christian Grothoff
+ */
+#ifndef NAMECACHE_H
+#define NAMECACHE_H
+
+/**
+ * Maximum length of any name, including 0-termination.
+ */
+#define MAX_NAME_LEN 256
+
+GNUNET_NETWORK_STRUCT_BEGIN
+
+/**
+ * Generic namecache message with op id
+ */
+struct GNUNET_NAMECACHE_Header
+{
+  /**
+   * header.type will be GNUNET_MESSAGE_TYPE_NAMECACHE_*
+   * header.size will be message size
+   */
+  struct GNUNET_MessageHeader header;
+
+  /**
+   * Request ID in NBO
+   */
+  uint32_t r_id GNUNET_PACKED;
+};
+
+
+/**
+ * Lookup a block in the namecache
+ */
+struct LookupBlockMessage
+{
+  /**
+   * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_LOOKUP_BLOCK
+   */
+  struct GNUNET_NAMECACHE_Header gns_header;
+
+  /**
+   * The query.
+   */
+  struct GNUNET_HashCode query GNUNET_PACKED;
+
+};
+
+
+/**
+ * Lookup response
+ */
+struct LookupBlockResponseMessage
+{
+  /**
+   * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_LOOKUP_BLOCK_RESPONSE
+   */
+  struct GNUNET_NAMECACHE_Header gns_header;
+
+  /**
+   * Expiration time
+   */
+  struct GNUNET_TIME_AbsoluteNBO expire;
+
+  /**
+   * Signature.
+   */
+  struct GNUNET_CRYPTO_EcdsaSignature signature;
+
+  /**
+   * Derived public key.
+   */
+  struct GNUNET_CRYPTO_EcdsaPublicKey derived_key;
+
+  /* follwed by encrypted block data */
+};
+
+
+/**
+ * Cache a record in the namecache.
+ */
+struct BlockCacheMessage
+{
+  /**
+   * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_BLOCK_CACHE
+   */
+  struct GNUNET_NAMECACHE_Header gns_header;
+
+  /**
+   * Expiration time
+   */
+  struct GNUNET_TIME_AbsoluteNBO expire;
+
+  /**
+   * Signature.
+   */
+  struct GNUNET_CRYPTO_EcdsaSignature signature;
+
+  /**
+   * Derived public key.
+   */
+  struct GNUNET_CRYPTO_EcdsaPublicKey derived_key;
+
+  /* follwed by encrypted block data */
+};
+
+
+/**
+ * Response to a request to cache a block.
+ */
+struct BlockCacheResponseMessage
+{
+  /**
+   * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_BLOCK_CACHE_RESPONSE
+   */
+  struct GNUNET_NAMECACHE_Header gns_header;
+
+  /**
+   * #GNUNET_OK on success, #GNUNET_SYSERR error
+   */
+  int32_t op_result GNUNET_PACKED;
+};
+
+
+GNUNET_NETWORK_STRUCT_END
+
+
+/* end of namecache.h */
+#endif