dom/alarm/AlarmHalService.cpp
author Ehsan Akhgari <ehsan@mozilla.com>
Wed, 22 Aug 2012 11:56:38 -0400
changeset 102997 a16372ce30b5f6b747246b01fcd215a4bf3b6342
parent 100637 d5bc3b7322298e4695a309e68f5e75c3d2aace80
child 107080 305aa7e414946b43ffe38012163c2e50d03310bb
permissions -rw-r--r--
Bug 579517 - Part 1: Automated conversion of NSPR numeric types to stdint types in Gecko; r=bsmedberg This patch was generated by a script. Here's the source of the script for future reference: function convert() { echo "Converting $1 to $2..." find . ! -wholename "*nsprpub*" \ ! -wholename "*security/nss*" \ ! -wholename "*/.hg*" \ ! -wholename "obj-ff-dbg*" \ ! -name nsXPCOMCID.h \ ! -name prtypes.h \ -type f \ \( -iname "*.cpp" \ -o -iname "*.h" \ -o -iname "*.c" \ -o -iname "*.cc" \ -o -iname "*.idl" \ -o -iname "*.ipdl" \ -o -iname "*.ipdlh" \ -o -iname "*.mm" \) | \ xargs -n 1 sed -i -e "s/\b$1\b/$2/g" } convert PRInt8 int8_t convert PRUint8 uint8_t convert PRInt16 int16_t convert PRUint16 uint16_t convert PRInt32 int32_t convert PRUint32 uint32_t convert PRInt64 int64_t convert PRUint64 uint64_t convert PRIntn int convert PRUintn unsigned convert PRSize size_t convert PROffset32 int32_t convert PROffset64 int64_t convert PRPtrdiff ptrdiff_t convert PRFloat64 double

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "AlarmHalService.h"

namespace mozilla {
namespace dom {
namespace alarm {

using namespace hal;

NS_IMPL_ISUPPORTS1(AlarmHalService, nsIAlarmHalService)

void
AlarmHalService::Init()
{
  mAlarmEnabled = RegisterTheOneAlarmObserver(this);
}

/* virtual */ AlarmHalService::~AlarmHalService() 
{
  if (mAlarmEnabled) {
    UnregisterTheOneAlarmObserver();
  }
}

/* static */ StaticRefPtr<AlarmHalService> AlarmHalService::sSingleton;

/* static */ already_AddRefed<nsIAlarmHalService>
AlarmHalService::GetInstance()
{
  if (!sSingleton) {
    sSingleton = new AlarmHalService();
    sSingleton->Init(); 
    ClearOnShutdown(&sSingleton);
  }

  nsCOMPtr<nsIAlarmHalService> service(do_QueryInterface(sSingleton));
  return service.forget();
}

NS_IMETHODIMP
AlarmHalService::SetAlarm(int32_t aSeconds, int32_t aNanoseconds, bool* aStatus)
{
  if (!mAlarmEnabled) {
    return NS_ERROR_FAILURE;
  }

  bool status = hal::SetAlarm(aSeconds, aNanoseconds);

  if (status) {
    *aStatus = status;
    return NS_OK;
  } else {
    return NS_ERROR_FAILURE;
  }
}

NS_IMETHODIMP
AlarmHalService::SetAlarmFiredCb(nsIAlarmFiredCb* aAlarmFiredCb)
{
  mAlarmFiredCb = aAlarmFiredCb;
  return NS_OK;
}

NS_IMETHODIMP
AlarmHalService::SetTimezoneChangedCb(nsITimezoneChangedCb* aTimeZoneChangedCb)
{
  mTimezoneChangedCb = aTimeZoneChangedCb;
  return NS_OK;
}

void
AlarmHalService::Notify(const mozilla::void_t& aVoid)
{
  if (mAlarmFiredCb) {
    mAlarmFiredCb->OnAlarmFired();
  }
}

int32_t
AlarmHalService::GetTimezoneOffset(bool aIgnoreDST)
{
  PRExplodedTime prTime;
  PR_ExplodeTime(PR_Now(), PR_LocalTimeParameters, &prTime);

  int32_t offset = prTime.tm_params.tp_gmt_offset;
  if (!aIgnoreDST) {
    offset += prTime.tm_params.tp_dst_offset;
  }

  return -(offset / 60);
}

} // alarm
} // dom
} // mozilla