// Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "shill/callback80211_object.h"

#include <string>

#include <base/memory/weak_ptr.h>
#include <base/stringprintf.h>

#include "shill/config80211.h"
#include "shill/ieee80211.h"
#include "shill/link_monitor.h"
#include "shill/logging.h"
#include "shill/nl80211_attribute.h"
#include "shill/nl80211_message.h"
#include "shill/scope_logger.h"

using base::Bind;
using base::StringAppendF;
using std::string;

namespace shill {

Callback80211Object::Callback80211Object()
    : weak_ptr_factory_(this),
      callback_(Bind(&Callback80211Object::ReceiveConfig80211Message,
                     weak_ptr_factory_.GetWeakPtr())) {
}

Callback80211Object::~Callback80211Object() {
  DeinstallAsCallback();
}

void Callback80211Object::Config80211MessageCallback(
    const Nl80211Message &message) {
  // Show the message-type-specific version of the message.
  string output("@");
  StringAppendF(&output, "%s", message.ToString().c_str());
  SLOG(WiFi, 2) << output;

  // Show the generic, detailed, version of the message.
  SLOG(WiFi, 3) << message.GenericToString();
}

bool Callback80211Object::InstallAsBroadcastCallback() {
  return Config80211::GetInstance()->AddBroadcastCallback(callback_);
}

bool Callback80211Object::DeinstallAsCallback() {
  return Config80211::GetInstance()->RemoveBroadcastCallback(callback_);
}

void Callback80211Object::ReceiveConfig80211Message(const Nl80211Message &msg) {
  Config80211MessageCallback(msg);
}

}  // namespace shill.