From 59b21be36b2f4cd74aa0cea53492e3023b59770b Mon Sep 17 00:00:00 2001
From: Michael Larson <slioch@eng-140.vyatta.com>
Date: Fri, 14 Dec 2007 13:40:31 -0800
Subject: initial check wan lb Signed-off-by: Michael Larson
 <slioch@eng-140.vyatta.com>

---
 src/hosttool.h | 86 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 src/hosttool.h

(limited to 'src/hosttool.h')

diff --git a/src/hosttool.h b/src/hosttool.h
new file mode 100644
index 0000000..06d03a0
--- /dev/null
+++ b/src/hosttool.h
@@ -0,0 +1,86 @@
+/**
+ * Module: HostsTool
+ * Description: Collects lists of hosts on the network responding to broadcast icmp.
+ * This list of hosts are then dispatched for processing of results
+ *
+ * Author: Michael Larson
+ * email: mike(at)lrlart.com
+ * Date: August 2004
+ **/
+#ifndef HOSTSTOOL_HPP_
+#define HOSTSTOOL_HPP_
+
+//forward decls
+class HostsResult;
+
+//header includes
+#include <vector>
+#include "Task.hpp"
+#include "Test.hpp"
+#include "ToolBase.hpp"
+
+/*********************************************
+ **           HostsToolKonstants            **
+ *********************************************/
+class HostsToolKonstants
+{
+ public:
+  static const int packet_data_len_;
+  static const int recv_timeout_;
+  static const int ip_offset_;
+};
+
+/*********************************************
+ **                 HostsTool               **
+ *********************************************/
+class HostsTool : public ToolBase
+{
+ public:
+  /*
+   * Constructor and Destructor
+   */
+  HostsTool(Task<Test> *pCompleteTask, unsigned long local_ip, unsigned long bc_addr_);
+  ~HostsTool();
+
+  /*
+   * compute test result
+   */
+   void
+     compute();
+
+   /*
+    * finished tests
+    */
+   void
+     finish();
+
+   /*
+    * send a new test
+    */
+   void
+     send(unsigned long target_addr, unsigned short packet_id);
+
+   /*
+    * receive results
+    */
+   HostsResult*
+     receive();
+   
+ private:
+   /*
+    * checksum for icmp packets
+    */
+   unsigned short
+     in_checksum(const unsigned short *addr, int len) const;
+
+ private:
+   unsigned long local_ip_;
+   int send_sock_;
+   int recv_sock_;
+   unsigned long bc_addr_;
+   int packet_id_;
+   bool test_in_progress_;
+   PERF_MUTEX mutex_;
+};
+
+#endif //HOSTSTOOL_HPP_
-- 
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