DumpCommand.cc

/*
 * Copyright (c) 2008-2014, Pedigree Developers
 *
 * Please see the CONTRIB file in the root of the source tree for a full
 * list of contributors.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
 
#include "pedigree/kernel/debugger/commands/DumpCommand.h"
#include "pedigree/kernel/processor/state.h"
#include "pedigree/kernel/processor/types.h"
#include "pedigree/kernel/utilities/utility.h"
 
class DebuggerIO;
 
DumpCommand::DumpCommand() : DebuggerCommand() {}
 
DumpCommand::~DumpCommand() {}
 
void DumpCommand::autocomplete(const HugeStaticString& input, HugeStaticString& output) {}
 
bool DumpCommand::execute(const HugeStaticString& input, HugeStaticString& output,
                          InterruptState& state, DebuggerIO* pScreen) {
  if (state.kernelMode() == true)
    output += "kernel-mode\n";
  else
    output += "user-mode\n";
 
  // Output all the other registers
  size_t curLength = output.length();
  for (size_t i = 0; i < state.getRegisterCount(); i++) {
    output += state.getRegisterName(i);
    output += ": 0x";
    output.append(state.getRegister(i), 16, state.getRegisterSize(i) * 2, '0');
 
    if (i == (state.getRegisterCount() - 1))
      output += '\n';
    else {
      size_t addLength =
          StringLength(state.getRegisterName(i + 1)) + 4 + state.getRegisterSize(i + 1) * 2;
      if ((addLength + (output.length() - curLength)) > 80) {
        output += '\n';
        curLength = output.length();
      } else
        output += ' ';
    }
  }
 
  return true;
}