palemoon-dev/platform/netwerk/dns/mdns/libmdns/nsDNSServiceInfo.cpp

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 "nsDNSServiceInfo.h"
#include "nsHashPropertyBag.h"
#include "nsIProperty.h"
#include "nsISimpleEnumerator.h"
#include "nsISupportsImpl.h"
#include "mozilla/Unused.h"

namespace mozilla {
namespace net {

NS_IMPL_ISUPPORTS(nsDNSServiceInfo, nsIDNSServiceInfo)

nsDNSServiceInfo::nsDNSServiceInfo(nsIDNSServiceInfo* aServiceInfo)
{
  if (NS_WARN_IF(!aServiceInfo)) {
    return;
  }

  nsAutoCString str;
  uint16_t value;

  if (NS_SUCCEEDED(aServiceInfo->GetHost(str))) {
    Unused << NS_WARN_IF(NS_FAILED(SetHost(str)));
  }
  if (NS_SUCCEEDED(aServiceInfo->GetAddress(str))) {
    Unused << NS_WARN_IF(NS_FAILED(SetAddress(str)));
  }
  if (NS_SUCCEEDED(aServiceInfo->GetPort(&value))) {
    Unused << NS_WARN_IF(NS_FAILED(SetPort(value)));
  }
  if (NS_SUCCEEDED(aServiceInfo->GetServiceName(str))) {
    Unused << NS_WARN_IF(NS_FAILED(SetServiceName(str)));
  }
  if (NS_SUCCEEDED(aServiceInfo->GetServiceType(str))) {
    Unused << NS_WARN_IF(NS_FAILED(SetServiceType(str)));
  }
  if (NS_SUCCEEDED(aServiceInfo->GetDomainName(str))) {
    Unused << NS_WARN_IF(NS_FAILED(SetDomainName(str)));
  }

  nsCOMPtr<nsIPropertyBag2> attributes; // deep copy
  if (NS_SUCCEEDED(aServiceInfo->GetAttributes(getter_AddRefs(attributes)))) {
    nsCOMPtr<nsISimpleEnumerator> enumerator;
    if (NS_WARN_IF(NS_FAILED(attributes->GetEnumerator(getter_AddRefs(enumerator))))) {
      return;
    }

    nsCOMPtr<nsIWritablePropertyBag2> newAttributes = new nsHashPropertyBag();

    bool hasMoreElements;
    while (NS_SUCCEEDED(enumerator->HasMoreElements(&hasMoreElements)) &&
           hasMoreElements) {
      nsCOMPtr<nsISupports> element;
      Unused <<
        NS_WARN_IF(NS_FAILED(enumerator->GetNext(getter_AddRefs(element))));
      nsCOMPtr<nsIProperty> property = do_QueryInterface(element);
      MOZ_ASSERT(property);

      nsAutoString name;
      nsCOMPtr<nsIVariant> value;
      Unused << NS_WARN_IF(NS_FAILED(property->GetName(name)));
      Unused << NS_WARN_IF(NS_FAILED(property->GetValue(getter_AddRefs(value))));
      nsAutoCString valueStr;
      Unused << NS_WARN_IF(NS_FAILED(value->GetAsACString(valueStr)));

      Unused << NS_WARN_IF(NS_FAILED(newAttributes->SetPropertyAsACString(name, valueStr)));
    }

    Unused << NS_WARN_IF(NS_FAILED(SetAttributes(newAttributes)));
  }
}

NS_IMETHODIMP
nsDNSServiceInfo::GetHost(nsACString& aHost)
{
  if (!mIsHostSet) {
    return NS_ERROR_NOT_INITIALIZED;
  }
  aHost = mHost;
  return NS_OK;
}

NS_IMETHODIMP
nsDNSServiceInfo::SetHost(const nsACString& aHost)
{
  mHost = aHost;
  mIsHostSet = true;
  return NS_OK;
}

NS_IMETHODIMP
nsDNSServiceInfo::GetAddress(nsACString& aAddress)
{
  if (!mIsAddressSet) {
    return NS_ERROR_NOT_INITIALIZED;
  }
  aAddress = mAddress;
  return NS_OK;
}

NS_IMETHODIMP
nsDNSServiceInfo::SetAddress(const nsACString& aAddress)
{
  mAddress = aAddress;
  mIsAddressSet = true;
  return NS_OK;
}

NS_IMETHODIMP
nsDNSServiceInfo::GetPort(uint16_t* aPort)
{
  if (NS_WARN_IF(!aPort)) {
    return NS_ERROR_INVALID_ARG;
  }
  if (!mIsPortSet) {
    return NS_ERROR_NOT_INITIALIZED;
  }
  *aPort = mPort;
  return NS_OK;
}

NS_IMETHODIMP
nsDNSServiceInfo::SetPort(uint16_t aPort)
{
  mPort = aPort;
  mIsPortSet = true;
  return NS_OK;
}

NS_IMETHODIMP
nsDNSServiceInfo::GetServiceName(nsACString& aServiceName)
{
  if (!mIsServiceNameSet) {
    return NS_ERROR_NOT_INITIALIZED;
  }
  aServiceName = mServiceName;
  return NS_OK;
}

NS_IMETHODIMP
nsDNSServiceInfo::SetServiceName(const nsACString& aServiceName)
{
  mServiceName = aServiceName;
  mIsServiceNameSet = true;
  return NS_OK;
}

NS_IMETHODIMP
nsDNSServiceInfo::GetServiceType(nsACString& aServiceType)
{
  if (!mIsServiceTypeSet) {
    return NS_ERROR_NOT_INITIALIZED;
  }
  aServiceType = mServiceType;
  return NS_OK;
}

NS_IMETHODIMP
nsDNSServiceInfo::SetServiceType(const nsACString& aServiceType)
{
  mServiceType = aServiceType;
  mIsServiceTypeSet = true;
  return NS_OK;
}

NS_IMETHODIMP
nsDNSServiceInfo::GetDomainName(nsACString& aDomainName)
{
  if (!mIsDomainNameSet) {
    return NS_ERROR_NOT_INITIALIZED;
  }
  aDomainName = mDomainName;
  return NS_OK;
}

NS_IMETHODIMP
nsDNSServiceInfo::SetDomainName(const nsACString& aDomainName)
{
  mDomainName = aDomainName;
  mIsDomainNameSet = true;
  return NS_OK;
}

NS_IMETHODIMP
nsDNSServiceInfo::GetAttributes(nsIPropertyBag2** aAttributes)
{
  if (!mIsAttributesSet) {
    return NS_ERROR_NOT_INITIALIZED;
  }
  nsCOMPtr<nsIPropertyBag2> attributes(mAttributes);
  attributes.forget(aAttributes);
  return NS_OK;
}

NS_IMETHODIMP
nsDNSServiceInfo::SetAttributes(nsIPropertyBag2* aAttributes)
{
  mAttributes = aAttributes;
  mIsAttributesSet = aAttributes ? true : false;
  return NS_OK;
}

} // namespace net
} // namespace mozilla