/*******************************************************************************
 * Copyright (c) 2011 Nokia and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 * Nokia - Initial API and implementation
 *******************************************************************************/

#ifndef BREAKPOINTSERVICE_H_
#define BREAKPOINTSERVICE_H_

#include <map>
#include <string>
#include <vector>

#include "TCFService.h"
#include "TCFContext.h"

struct Protocol;
struct Channel;

//
// To store the breakpoint info
//
struct TBreakpoint
{
    std::vector<std::string> iContextIds;
    HANDLE  procHandle;	// Win32 handle of the hosting process
    std::string hostBreakPointId;	// breakpoint ID from host debugger.
    ContextAddress address;
    bool enabled;
    unsigned char originalByte;	// original byte where we set the bp.
    
    TBreakpoint(): address(0), enabled(true), originalByte(0)
    {}
};

typedef std::map<std::string, TBreakpoint*> TID2BreakpointMap;

/*
 * A list of breakpoints in all processes in the debug session.
 */
static TID2BreakpointMap sBreakPointMap;

//
// Breakpoint service implementation
//
class BreakpointsService: public TCFService
{
public:
    BreakpointsService(Protocol * proto);
    
    const char* GetName();

    static void CommandAddBreakpoint(const char *, Channel *);
    static void CommandRemoveBreakpoint(const char *, Channel *);

    static int InsertBreak(const TBreakpoint* bpInfo);
    static int ClearBreak(const TBreakpoint* bpInfo);

    static TBreakpoint* FindBreakpointByAddress(HANDLE processHandle, unsigned long address);
    static void RemoveBreakpointsFromMemoryRead(HANDLE, ContextAddress, char*, unsigned long);
    static void ReInsertBreakpointsAfterMemoryWrite(HANDLE, ContextAddress, char*, unsigned long);

    static bool ServiceInstalled();

private:
    static bool sServiceInstalled;
};


#endif /* BREAKPOINTSERVICE_H_ */