Exemplo n.º 1
0
        /// <summary>
        /// Code to set the breakpoint in GDB and then confirm and set in Visual Studio
        /// </summary>
        /// <param name="command">Initial command to set the breakpoint in GDB</param>
        /// <param name="GDB_ID">Breakpoint ID in GDB</param>
        /// <param name="GDB_line">Breakpoint Line Number</param>
        /// <param name="GDB_filename">Breakpoint File Name</param>
        /// <param name="GDB_address">Breakpoint Address</param>
        /// <returns>true if successful.</returns>
        private bool setBreakpointImpl(string command1, string command2, out uint GDB_ID, out uint GDB_line, out string GDB_filename, out string GDB_address)
        {
            string response;
            string bpointAddress;
            string bpointStopPoint;

            GDB_ID = 0;
            GDB_filename = "";
            GDB_address = "";
            GDB_line = 0;

            if (VSNDK.AddIn.VSNDKAddIn.isDebugEngineRunning == true)
            {
                prepareToModifyBreakpoint();

                response = GDBParser.parseCommand(command1, 6);

                if ((response.Contains("<PENDING>")) && (command2 != ""))
                    response = GDBParser.parseCommand(command2, 6);

                if ((response.Length < 2) && (VSNDK.AddIn.VSNDKAddIn.isDebugEngineRunning == false))
                {
                    return false;
                }

                HandleBreakpoints hBreakpoints = new HandleBreakpoints(this);
                hBreakpoints.handle(response);
                GDB_ID = (uint)hBreakpoints.number;
                GDB_filename = hBreakpoints.FileName;
                GDB_address = hBreakpoints.Address;

                if ((GDB_address != "<PENDING>") && (GDB_address != ""))
                {                //** Run Code to verify breakpoint stop point.
                    bpointAddress = GDBParser.parseCommand("info b " + GDB_ID.ToString(), 18);
                    bpointStopPoint = GDBParser.parseCommand("info line *" + bpointAddress, 18);

                    GDB_line = (uint)Convert.ToInt64(bpointStopPoint.Trim());
                }
                else
                {
                    GDB_address = "0x0";
                    GDB_line = (uint)hBreakpoints.linePos;
                }

                resumeFromInterrupt();

                return true;
            }
            else
                return false;
        }
Exemplo n.º 2
0
            public void processingGDBOutput()
            {
                //                string verify = "";
                while (_running)
                {
                    string response = "";
                    while ((response = GDBParser.removeGDBResponse()) == ""  && _running)
                    {
                    };

                    response = response.Replace("\r\n", "@"); // creating a char delimiter that will be used to split the response in more than one event

                    string[] events = response.Split('@');
                    foreach (string ev in events)
                    {
                //                        verify += ev;
                        if (ev.Length > 1)  // only to avoid empty events, in case there are two delimiters together.
                        {
                            if (m_eventDispatcher.countSIGINT > 0)
                                if ((ev.Substring(0, 2) != "50") && (ev.Substring(0, 2) != "80"))
                                    m_eventDispatcher.countSIGINT = 0;
                            switch (ev[0])
                            {
                                case '0':  // events related to starting GDB
                                    break;
                                case '1':  // not used.
                                    break;
                                case '2':  // events related to breakpoints (including breakpoint hits)
                                    m_hBreakpoints = new HandleBreakpoints(m_eventDispatcher);
                                    m_hBreakpoints.handle(ev);
                                    break;
                                case '3':  // not used.
                                    break;
                                case '4':  // events related to execution control (processes, threads, programs) 1
                                    m_hProcExe = new HandleProcessExecution(m_eventDispatcher);
                                    m_hProcExe.handle(ev);
                                    break;
                                case '5':  // events related to execution control (processes, threads, programs and GDB Bugs) 2
                                    m_hProcExe = new HandleProcessExecution(m_eventDispatcher);
                                    m_hProcExe.handle(ev);
                                    break;
                                case '6':  // events related to evaluating expressions
                                    break;
                                case '7':  // events related to stack frames.
                                    break;
                                case '8':  // events related to output
                                    m_hOutputs = new HandleOutputs(m_eventDispatcher);
                                    m_hOutputs.handle(ev);
                                    break;
                                case '9':  // not used.
                                    break;
                                default:   // event not parsed correctly, or not implemented completely.
                                    break;
                            }
                        }
                    }
                }
            }
Exemplo n.º 3
0
        // Ignore "ignore" hit counts
        public bool ignoreHitCount(uint GDB_ID, int ignore)
        {
            ignore -= 1;

            if (ignore < 0)
            {
                ignore = int.MaxValue; // had to ignore the biggest number of times to keep the breakpoint enabled and to avoid stopping on it.
            }

            string cmd = @"-break-after " + GDB_ID + " " + ignore;

            string response = GDBParser.parseCommand(cmd, 18);

            if (response == "")
                return false;

            HandleBreakpoints hBreakpoints = new HandleBreakpoints(this);
            hBreakpoints.handle(response);

            return true;
        }
Exemplo n.º 4
0
        /*        // Break only when hit count is equal to "count"
        public bool setBreakWhenHitCountEqual(ref uint GDB_ID, uint counts, string filename, uint line)
        {
            // remove breakpoint GDB_ID and insert a temporary new one.
            deleteBreakpoint(GDB_ID);
            string cmd = @"-break-insert --thread-group i1 -t -f " + filename + ":" + line;

            string response = GDBParser.parseCommand(cmd, 20);

            if (response == "")
                return false;

            HandleBreakpoints hBreakpoints = new HandleBreakpoints(this);
            hBreakpoints.handle(response);
            GDB_ID = (uint)hBreakpoints.number;

            ignoreHitCount(GDB_ID, counts);

            return true;
        }*/
        // Set breakpoint condition
        public bool setBreakpointCondition(uint GDB_ID, string condition)
        {
            string cmd;
            if (condition != "")
                cmd = @"-break-condition " + GDB_ID + " " + condition;
            else
                cmd = @"-break-condition " + GDB_ID;

            string response = GDBParser.parseCommand(cmd, 19);

            if (response == "")
                return false;

            HandleBreakpoints hBreakpoints = new HandleBreakpoints(this);
            hBreakpoints.handle(response);
            return true;
        }
Exemplo n.º 5
0
        /*        // Set watchpoint condition, i.e., stops when condition changes
        public bool setWatchpointCondition(ref uint GDB_ID, string condition)
        {
            if (condition != "")
            {
                // remove breakpoint GDB_ID and insert this new one... See the steps for creating a breakpoint.
                deleteBreakpoint(GDB_ID);
                string cmd = @"-break-watch " + condition;

                string response = GDBParser.parseCommand(cmd, 21);

                if (response == "")
                    return false;

                HandleBreakpoints hBreakpoints = new HandleBreakpoints(this);
                hBreakpoints.handle(response);
            }
            return true;
        }
        */
        public bool deleteBreakpoint(uint GDB_ID)
        {
            if (m_gdbOutput._running)
            {
                prepareToModifyBreakpoint();

                string response = GDBParser.parseCommand(@"-break-delete " + GDB_ID, 7);
                if (response == null || response == "")
                {
                    resumeFromInterrupt();
                    return false;
                }

                HandleBreakpoints hBreakpoints = new HandleBreakpoints(this);
                hBreakpoints.handle(response);
                uint retID = (uint)hBreakpoints.number;
                if (GDB_ID != retID)
                {
                    resumeFromInterrupt();
                    return false;
                }

                resumeFromInterrupt();
            }

            return true;
        }
Exemplo n.º 6
0
        // Enable or disable a breakpoint
        public bool enableBreakpoint(uint GDB_ID, bool fEnable)
        {
            prepareToModifyBreakpoint();

            string inputCommand;
            string sEnable = "enable";

            if (!fEnable)
            {
                sEnable = "disable";
            }

            inputCommand = @"-break-" + sEnable + " " + GDB_ID;
            string response = GDBParser.parseCommand(inputCommand, 8);

            HandleBreakpoints hBreakpoints = new HandleBreakpoints(this);
            hBreakpoints.handle(response);
            uint retID = (uint)hBreakpoints.number;
            if (GDB_ID != retID)
            {
                resumeFromInterrupt();
                return false;
            }

            resumeFromInterrupt();
            return true;
        }
Exemplo n.º 7
0
        /// <summary>
        /// Code to set the breakpoint in GDB and then confirm and set in Visual Studio
        /// </summary>
        /// <param name="command"> Initial command to set the breakpoint in GDB, with the entire path when setting
        /// a breakpoint in a given line number. </param>
        /// <param name="command2"> Initial command to set the breakpoint in GDB, with only the file name when setting
        /// a breakpoint in a given line number, or "" when setting a breakpoint in a function. </param>
        /// <param name="GDB_ID"> Returns the breakpoint ID in GDB. </param>
        /// <param name="GDB_line"> Returns the breakpoint Line Number. </param>
        /// <param name="GDB_filename"> Returns the breakpoint File Name. </param>
        /// <param name="GDB_address"> Returns the Breakpoint Address. </param>
        /// <returns> If successful, returns true; otherwise, returns false. </returns>
        private bool setBreakpointImpl(string command, string command2, out uint GDB_ID, out uint GDB_line, out string GDB_filename, out string GDB_address)
        {
            string response;
            string bpointAddress;
            string bpointStopPoint;

            GDB_ID = 0;
            GDB_filename = "";
            GDB_address = "";
            GDB_line = 0;

            if (VSNDK.Package.ControlDebugEngine.isDebugEngineRunning == true)
            {
                prepareToModifyBreakpoint();

                // Gets the parsed response for the GDB/MI command that inserts breakpoint in a given line or a given function.
                // (http://sourceware.org/gdb/onlinedocs/gdb/GDB_002fMI-Breakpoint-Commands.html)
                response = GDBParser.parseCommand(command, 6);

                if ((command2 != "") && ((response.Contains("<PENDING>"))))
                {
                    response = GDBParser.parseCommand(command2, 6);
                }

                if (((response.Length < 2) && (VSNDK.Package.ControlDebugEngine.isDebugEngineRunning == false)) || (response == "Function not found!"))
                {
                    resumeFromInterrupt();
                    return false;
                }

                HandleBreakpoints hBreakpoints = new HandleBreakpoints(this);
                hBreakpoints.handle(response);
                GDB_ID = (uint)hBreakpoints.number;
                GDB_filename = hBreakpoints.FileName;
                GDB_address = hBreakpoints.Address;

                if ((GDB_address != "<PENDING>") && (GDB_address != ""))
                {
                    //** Run Code to verify breakpoint stop point.

                    // Gets the parsed response for the GDB command that print information about the specified breakpoint, in this
                    // case, only its address. (http://sourceware.org/gdb/onlinedocs/gdb/Set-Breaks.html)
                    bpointAddress = GDBParser.parseCommand("info b " + GDB_ID.ToString(), 18);

                    // Gets the parsed response for the GDB command that inquire what source line covers a particular address.
                    // (http://sourceware.org/gdb/onlinedocs/gdb/Machine-Code.html)
                    bpointStopPoint = GDBParser.parseCommand("info line *" + bpointAddress, 18);

                    GDB_line = (uint)Convert.ToInt64(bpointStopPoint.Trim());
                }
                else
                {
                    GDB_address = "0x0";
                    GDB_line = (uint)hBreakpoints.linePos;
                }

                resumeFromInterrupt();

                return true;
            }
            else
                return false;
        }
Exemplo n.º 8
0
        /// <summary>
        /// Set breakpoint condition in GDB.
        /// </summary>
        /// <param name="GDB_ID"> Breakpoint ID in GDB. </param>
        /// <param name="condition"> Condition to be set. When empty (""), means to remove any previous condition. </param>
        /// <returns>  If successful, returns true; otherwise, returns false. </returns>
        public bool setBreakpointCondition(uint GDB_ID, string condition)
        {
            string cmd;

            // Gets the parsed response for the GDB/MI command that sets a condition to the breakpoint "GDB_ID". If there is no
            // condition, any previous one associated to this breakpoint will be removed.
            // (http://sourceware.org/gdb/onlinedocs/gdb/GDB_002fMI-Breakpoint-Commands.html)
            if (condition != "")
                cmd = @"-break-condition " + GDB_ID + " " + condition;
            else
                cmd = @"-break-condition " + GDB_ID;
            string response = GDBParser.parseCommand(cmd, 19);

            if (response == "")
                return false;

            HandleBreakpoints hBreakpoints = new HandleBreakpoints(this);
            hBreakpoints.handle(response);
            return true;
        }
Exemplo n.º 9
0
        /// <summary>
        /// Ignore a given number of hit counts in GDB.
        /// </summary>
        /// <param name="GDB_ID"> Breakpoint ID in GDB. </param>
        /// <param name="ignore"> Number of hit counts to ignore. </param>
        /// <returns>  If successful, returns true; otherwise, returns false. </returns>
        public bool ignoreHitCount(uint GDB_ID, int ignore)
        {
            ignore -= 1; // The given number is decreased by one, because the VS command means to break when hit count is equal or greater
                         // than X hits. So, the equivalent GDB command is to break after (X - 1) hit counts.

            if (ignore < 0)
            {
                // Had to ignore the biggest number of times to keep the breakpoint enabled and to avoid stopping on it.
                ignore = int.MaxValue;
            }

            // Gets the parsed response for the GDB/MI command that makes the breakpoint "GDB_ID" ignore "ignore" hit counts.
            // (http://sourceware.org/gdb/onlinedocs/gdb/GDB_002fMI-Breakpoint-Commands.html)
            string cmd = @"-break-after " + GDB_ID + " " + ignore;
            string response = GDBParser.parseCommand(cmd, 18);

            if (response == "")
                return false;

            HandleBreakpoints hBreakpoints = new HandleBreakpoints(this);
            hBreakpoints.handle(response);

            return true;
        }
Exemplo n.º 10
0
        /// <summary>
        /// Enable or disable a breakpoint.
        /// </summary>
        /// <param name="GDB_ID"> Breakpoint ID in GDB. </param>
        /// <param name="fEnable"> If true, enable the breakpoint. If false, disable it. </param>
        /// <returns>  If successful, returns true; otherwise, returns false. </returns>
        public bool enableBreakpoint(uint GDB_ID, bool fEnable)
        {
            prepareToModifyBreakpoint();

            string inputCommand;
            string sEnable = "enable";

            if (!fEnable)
            {
                sEnable = "disable";
            }

            // Gets the parsed response for the GDB/MI command that enables or disables the breakpoint "GDB_ID".
            // (http://sourceware.org/gdb/onlinedocs/gdb/GDB_002fMI-Breakpoint-Commands.html)
            inputCommand = @"-break-" + sEnable + " " + GDB_ID;
            string response = GDBParser.parseCommand(inputCommand, 8);

            HandleBreakpoints hBreakpoints = new HandleBreakpoints(this);
            hBreakpoints.handle(response);
            uint retID = (uint)hBreakpoints.number;

            resumeFromInterrupt();
            if (GDB_ID != retID)
            {
                return false;
            }

            return true;
        }
Exemplo n.º 11
0
        /// <summary>
        /// Delete a breakpoint in GDB.
        /// </summary>
        /// <param name="GDB_ID"> Breakpoint ID in GDB. </param>
        /// <returns>  If successful, returns true; otherwise, returns false. </returns>
        public bool deleteBreakpoint(uint GDB_ID)
        {
            if (m_gdbOutput._running)
            {
                prepareToModifyBreakpoint();

                // Gets the parsed response for the GDB/MI command that deletes the breakpoint "GDB_ID".
                // (http://sourceware.org/gdb/onlinedocs/gdb/GDB_002fMI-Breakpoint-Commands.html)
                string response = GDBParser.parseCommand(@"-break-delete " + GDB_ID, 7);
                if (response == null || response == "")
                {
                    resumeFromInterrupt();
                    return false;
                }

                HandleBreakpoints hBreakpoints = new HandleBreakpoints(this);
                hBreakpoints.handle(response);
                uint retID = (uint)hBreakpoints.number;

                resumeFromInterrupt();

                if (GDB_ID != retID)
                {
                    return false;
                }
            }

            return true;
        }