1 files changed, 169 insertions, 0 deletions
diff --git a/ndb/include/debugger/SignalLoggerManager.hpp b/ndb/include/debugger/SignalLoggerManager.hpp
new file mode 100644
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+++ b/ndb/include/debugger/SignalLoggerManager.hpp
@@ -0,0 +1,169 @@
+/* Copyright (C) 2003 MySQL AB
+
+   This program 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 2 of the License, or
+   (at your option) any later version.
+
+   This program 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 this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+
+//****************************************************************************
+//
+// .NAME
+//      SignalLoggerManager - Handle signal loggers
+//
+//****************************************************************************
+#ifndef SignalLoggerManager_H
+#define SignalLoggerManager_H
+
+
+#include <NdbStdio.h>
+#include <kernel_types.h>
+#include <BlockNumbers.h>
+#include <TransporterDefinitions.hpp>
+
+class SignalLoggerManager
+{
+public:
+  SignalLoggerManager();
+  virtual ~SignalLoggerManager();
+
+  /**
+   * Sets output
+   * @Returns old output stream
+   */
+  FILE * setOutputStream(FILE * output);
+  
+  /**
+   * Gets current output
+   */
+  FILE * getOutputStream() const;
+
+  void flushSignalLog();
+  
+  /**
+   * For direct signals
+   * @See also SimulatedBlock EXECUTE_DIRECT
+   */   
+  void executeDirect(const SignalHeader&, 
+		     Uint8 prio, const Uint32 * theData, Uint32 node);
+  
+  /**
+   * For input signals
+   */
+  void executeSignal(const SignalHeader&, Uint8 prio,
+                     const Uint32 * theData, Uint32 node,
+                     const SegmentedSectionPtr ptr[3], Uint32 secs);
+
+  void executeSignal(const SignalHeader&, Uint8 prio,
+                     const Uint32 * theData, Uint32 node,
+                     const LinearSectionPtr ptr[3], Uint32 secs);
+
+  /**
+   * For output signals
+   */
+  void sendSignal(const SignalHeader&, Uint8 prio, 
+		  const Uint32 * theData, Uint32 node,
+                  const SegmentedSectionPtr ptr[3], Uint32 secs);
+
+  void sendSignal(const SignalHeader&, Uint8 prio, 
+		  const Uint32 * theData, Uint32 node,
+                  const LinearSectionPtr ptr[3], Uint32 secs);
+  
+  /**
+   * For output signals
+   */
+  void sendSignalWithDelay(Uint32 delayInMilliSeconds, 
+			   const SignalHeader&, 
+			   Uint8 prio, const Uint32 * data, Uint32 node,
+                           const SegmentedSectionPtr ptr[3], Uint32 secs);
+  
+  /**
+   * Generic messages in the signal log
+   */
+  void log(BlockNumber bno, const char * msg);
+  
+  /**
+   * LogModes
+   */
+  enum LogMode {
+    LogOff   = 0,
+    LogIn    = 1,
+    LogOut   = 2,
+    LogInOut = 3
+  };
+
+  /**
+   * Returns no of loggers affected
+   */
+  int log(LogMode logMode, const char * params);
+  int logOn(bool allBlocks, BlockNumber bno, LogMode logMode);
+  int logOff(bool allBlocks, BlockNumber bno, LogMode logMode);
+  int logToggle(bool allBlocks, BlockNumber bno, LogMode logMode);
+  
+  void setTrace(unsigned long trace);   
+  unsigned long getTrace() const;
+
+  /**
+   * Print header
+   */
+  static void printSignalHeader(FILE * output, 
+				const SignalHeader & sh,
+				Uint8 prio, 
+				Uint32 node,
+				bool printReceiversSignalId);
+  
+  /**
+   * Function for printing the Signal Data
+   */
+  static void printSignalData(FILE * out, 
+			      const SignalHeader & sh, const Uint32 *);
+
+  /**
+   * Print linear section.
+   */
+  static void printLinearSection(FILE * output,
+                                 const SignalHeader & sh,
+                                 const LinearSectionPtr ptr[3],
+                                 unsigned i);
+
+  /**
+   * Print segmented section.
+   */
+  static void printSegmentedSection(FILE * output,
+                                    const SignalHeader & sh,
+                                    const SegmentedSectionPtr ptr[3],
+                                    unsigned i);
+
+  /**
+   * Print data word in hex.  Adds line break before the word
+   * when pos > 0 && pos % 7 == 0.  Increments pos.
+   */
+  static void printDataWord(FILE * output, Uint32 & pos, const Uint32 data);
+
+private:
+  FILE * outputStream;
+  int log(int cmd, BlockNumber bno, LogMode logMode);
+  
+  Uint32        traceId;
+  Uint8         logModes[NO_OF_BLOCKS];
+  
+  inline bool
+  logMatch(BlockNumber bno, LogMode mask)
+  {
+    // avoid addressing outside logModes
+    return
+      bno < MIN_BLOCK_NO || bno > MAX_BLOCK_NO ||
+      (logModes[bno-MIN_BLOCK_NO] & mask);
+  }
+};
+
+#endif // SignalLoggerManager_H
+