Move regex DHT integration from mesh to regex

1 files changed, 120 insertions, 0 deletions

diff --git a/src/include/block_regex.h b/src/include/block_regex.h
new file mode 100644
index 000000000..282c626a2
--- /dev/null
+++ b/src/include/block_regex.h
@@ -0,0 +1,120 @@
+/*
+     This file is part of GNUnet.
+     (C) 2012,2013 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 include/block_regex.h
+ * @brief regex block formats
+ * @author Bartlomiej Polot
+ */
+#ifndef BLOCK_REGEX_H
+#define BLOCK_REGEX_H
+
+#ifdef __cplusplus
+extern "C"
+{
+#if 0
+  /* keep Emacsens' auto-indent happy */
+}
+#endif
+#endif
+
+#include "gnunet_util_lib.h"
+#include <stdint.h>
+
+
+/**
+ * @brief A RegexBlock contains one or more of this struct in the payload.
+ */
+struct RegexEdge
+{
+      /**
+       * Destination of this edge.
+       */
+    struct GNUNET_HashCode key;
+
+      /**
+       * Length of the token towards the new state.
+       */
+    unsigned int n_token;
+
+    /* char token[n_token] */
+};
+
+/**
+ * @brief Block to announce a regex state.
+ */
+struct RegexBlock
+{
+      /**
+       * The key of the state.
+       */
+    struct GNUNET_HashCode key;
+
+      /**
+       * Length of the proof regex string.
+       */
+    unsigned int n_proof;
+
+      /**
+       * Numer of edges parting from this state.
+       */
+    unsigned int n_edges;
+
+      /**
+       * Is this state an accepting state?
+       */
+    int accepting;
+
+    /* char proof[n_proof] */
+    /* struct RegexEdge edges[n_edges] */
+};
+
+/**
+ * @brief Block to announce a peer accepting a state.
+ */
+struct RegexAccept
+{
+      /**
+       * The key of the state.
+       */
+    struct GNUNET_HashCode key;
+
+      /**
+       * Length of the proof regex string.
+       * FIXME necessary???
+       * already present in the leading MeshRegexBlock
+       */
+    // unsigned int n_proof;
+
+      /**
+       * The identity of the peer accepting the state
+       */
+    struct GNUNET_PeerIdentity id;
+
+};
+
+#if 0                           /* keep Emacsens' auto-indent happy */
+{
+#endif
+#ifdef __cplusplus
+}
+#endif
+
+#endif
\ No newline at end of file