From 99c532018cf95dcd4d6319313b4718f7bb2c8297 Mon Sep 17 00:00:00 2001
From: Bart Polot <bart@net.in.tum.de>
Date: Tue, 14 May 2013 11:59:48 +0000
Subject: - Remove old tree lib

---
 src/mesh/mesh_path.h | 133 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100644 src/mesh/mesh_path.h

(limited to 'src/mesh/mesh_path.h')

diff --git a/src/mesh/mesh_path.h b/src/mesh/mesh_path.h
new file mode 100644
index 000000000..c3f3264b0
--- /dev/null
+++ b/src/mesh/mesh_path.h
@@ -0,0 +1,133 @@
+/*
+     This file is part of GNUnet.
+     (C) 2001 - 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 mesh/mesh_path.h
+ * @brief Path handling functions
+ * @author Bartlomiej Polot
+ */
+
+#ifndef MESH_PATH_H
+#define MESH_PATH_H
+
+#ifdef __cplusplus
+extern "C"
+{
+  #if 0                           /* keep Emacsens' auto-indent happy */
+}
+#endif
+#endif
+
+#include "mesh2.h"
+
+/******************************************************************************/
+/************************      DATA STRUCTURES     ****************************/
+/******************************************************************************/
+
+/**
+ * Information regarding a possible path to reach a single peer
+ */
+struct MeshPeerPath
+{
+
+    /**
+     * Linked list
+     */
+  struct MeshPeerPath *next;
+  struct MeshPeerPath *prev;
+
+    /**
+     * List of all the peers that form the path from origin to target.
+     */
+  GNUNET_PEER_Id *peers;
+
+    /**
+     * Number of peers (hops) in the path
+     */
+  unsigned int length;
+
+};
+
+/******************************************************************************/
+/*************************        FUNCTIONS       *****************************/
+/******************************************************************************/
+
+/**
+ * Create a new path.
+ *
+ * @param length How many hops will the path have.
+ *
+ * @return A newly allocated path with a peer array of the specified length.
+ */
+struct MeshPeerPath *
+path_new (unsigned int length);
+
+
+/**
+ * Invert the path.
+ *
+ * @param path The path to invert.
+ */
+void
+path_invert (struct MeshPeerPath *path);
+
+
+/**
+ * Duplicate a path, incrementing short peer's rc.
+ *
+ * @param path The path to duplicate.
+ */
+struct MeshPeerPath *
+path_duplicate (struct MeshPeerPath *path);
+
+
+/**
+ * Get the length of a path.
+ *
+ * @param path The path to measure, with the local peer at any point of it.
+ *
+ * @return Number of hops to reach destination.
+ *         UINT_MAX in case the peer is not in the path.
+ */
+unsigned int
+path_get_length (struct MeshPeerPath *path);
+
+
+/**
+ * Destroy the path and free any allocated resources linked to it
+ *
+ * @param p the path to destroy
+ *
+ * @return GNUNET_OK on success
+ */
+int
+path_destroy (struct MeshPeerPath *p);
+
+
+#if 0                           /* keep Emacsens' auto-indent happy */
+{
+  #endif
+  #ifdef __cplusplus
+}
+#endif
+
+
+/* ifndef MESH_PATH_H */
+#endif
\ No newline at end of file
-- 
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