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// $Id: RlinkAddrMap.cpp 492 2013-02-24 22:14:47Z mueller $
//
// Copyright 2011-2013 by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>
//
// This program is free software; you may redistribute and/or modify it under
// the terms of the GNU General Public License as published by the Free
// Software Foundation, either version 2, 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 complete details.
// 
// Revision History: 
// Date         Rev Version  Comment
// 2013-02-03   481   1.0.2  use Rexception
// 2011-11-28   434   1.0.1  Print(): use proper cast for lp64 compatibility
// 2011-03-06   367   1.0    Initial version
// 2011-03-05   366   0.1    First draft
// ---------------------------------------------------------------------------
 
/*!
  \file
  \version $Id: RlinkAddrMap.cpp 492 2013-02-24 22:14:47Z mueller $
  \brief   Implemenation of class RlinkAddrMap.
 */
 
#include <algorithm>
 
#include "RlinkAddrMap.hpp"
 
#include "librtools/RosFill.hpp"
#include "librtools/RosPrintf.hpp"
#include "librtools/Rexception.hpp"
 
using namespace std;
 
/*!
  \class Retro::RlinkAddrMap
  \brief FIXME_docs
*/
 
// all method definitions in namespace Retro
namespace Retro {
 
//------------------------------------------+-----------------------------------
//! Default constructor
 
RlinkAddrMap::RlinkAddrMap()
  : fNameMap(),
    fAddrMap(),
    fMaxLength(0)
{}
 
//------------------------------------------+-----------------------------------
//! Destructor
 
RlinkAddrMap::~RlinkAddrMap()
{}
 
//------------------------------------------+-----------------------------------
//! FIXME_docs
 
void RlinkAddrMap::Clear()
{
  fNameMap.clear();
  fAddrMap.clear();
  return;
}
 
//------------------------------------------+-----------------------------------
//! FIXME_docs
 
bool RlinkAddrMap::Insert(const std::string& name, uint16_t addr)
{
  if (fNameMap.find(name) != fNameMap.end()) return false;
  if (fAddrMap.find(addr) != fAddrMap.end()) return false;
 
  fNameMap.insert(nmap_val_t(name, addr));
  fAddrMap.insert(amap_val_t(addr, name));
  fMaxLength = max(fMaxLength, name.length());
 
  return true;
}
 
//------------------------------------------+-----------------------------------
//! FIXME_docs
 
bool RlinkAddrMap::Erase(const std::string& name)
{
  nmap_cit_t it = fNameMap.find(name);
  if (it == fNameMap.end()) return false;
 
  fMaxLength = 0;                           // force recalculate
  if (fNameMap.erase(name) == 0)
    throw Rexception("RlinkAddrMap::Erase()", 
                     "BugCheck: fNameMap erase failed");
  if (fAddrMap.erase(it->second) == 0)
    throw Rexception("RlinkAddrMap::Erase()", 
                     "BugCheck: fAddrMap erase failed");
 
  return true;
}
 
//------------------------------------------+-----------------------------------
//! FIXME_docs
 
bool RlinkAddrMap::Erase(uint16_t addr)
{
  amap_cit_t it = fAddrMap.find(addr);
  if (it == fAddrMap.end()) return false;
 
  fMaxLength = 0;                           // force recalculate
  if (fAddrMap.erase(addr) == 0)
    throw Rexception("RlinkAddrMap::Erase()", 
                     "BugCheck: fAddrMap erase failed");
  if (fNameMap.erase(it->second) == 0)
    throw Rexception("RlinkAddrMap::Erase()", 
                     "BugCheck: fNameMap erase failed");
 
  return true;
}
 
//------------------------------------------+-----------------------------------
//! FIXME_docs
 
bool RlinkAddrMap::Find(const std::string& name, uint16_t& addr) const
{
  nmap_cit_t it = fNameMap.find(name);
  if (it == fNameMap.end()) return false;
 
  addr = it->second;
 
  return true;
}
 
//------------------------------------------+-----------------------------------
//! FIXME_docs
 
bool RlinkAddrMap::Find(uint16_t addr, std::string& name) const
{
  amap_cit_t it = fAddrMap.find(addr);
  if (it == fAddrMap.end()) return false;
 
  name = it->second;
 
  return true;
}
 
//------------------------------------------+-----------------------------------
//! FIXME_docs
 
size_t RlinkAddrMap::MaxNameLength() const
{
  if (fMaxLength == 0) {
    for (amap_cit_t it=fAddrMap.begin(); it!=fAddrMap.end(); it++) {
      fMaxLength = max(fMaxLength, (it->second).length());
    }
  }
  return fMaxLength;
}
 
//------------------------------------------+-----------------------------------
//! FIXME_docs
 
void RlinkAddrMap::Print(std::ostream& os, int ind) const
{
  size_t maxlen = max(((size_t) 6), MaxNameLength());
 
  RosFill bl(ind);
  for (amap_cit_t it=fAddrMap.begin(); it!=fAddrMap.end(); it++) {
    os << bl << RosPrintf((it->second).c_str(), "-s",maxlen)
       << " : " << RosPrintf(it->first, "$x0", 4)
       << "  " << RosPrintf(it->first, "o0", 6) << endl;
  }
 
  return;
}
 
//------------------------------------------+-----------------------------------
//! FIXME_docs
 
void RlinkAddrMap::Dump(std::ostream& os, int ind, const char* text) const
{
  RosFill bl(ind);
  os << bl << (text?text:"--") << "RlinkAddrMap @ " << this << endl;
  Print(os,ind+2);
  return;
}
 
} // end namespace Retro