gecko-dev/netwerk/base/RedirectChannelRegistrar.cpp

88 lines
1.9 KiB
C++

/* 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 "RedirectChannelRegistrar.h"
namespace mozilla {
namespace net {
NS_IMPL_ISUPPORTS(RedirectChannelRegistrar, nsIRedirectChannelRegistrar)
RedirectChannelRegistrar::RedirectChannelRegistrar()
: mRealChannels(32)
, mParentChannels(32)
, mId(1)
, mLock("RedirectChannelRegistrar")
{
}
NS_IMETHODIMP
RedirectChannelRegistrar::RegisterChannel(nsIChannel *channel,
uint32_t *_retval)
{
MutexAutoLock lock(mLock);
mRealChannels.Put(mId, channel);
*_retval = mId;
++mId;
// Ensure we always provide positive ids
if (!mId)
mId = 1;
return NS_OK;
}
NS_IMETHODIMP
RedirectChannelRegistrar::GetRegisteredChannel(uint32_t id,
nsIChannel **_retval)
{
MutexAutoLock lock(mLock);
if (!mRealChannels.Get(id, _retval))
return NS_ERROR_NOT_AVAILABLE;
return NS_OK;
}
NS_IMETHODIMP
RedirectChannelRegistrar::LinkChannels(uint32_t id,
nsIParentChannel *channel,
nsIChannel** _retval)
{
MutexAutoLock lock(mLock);
if (!mRealChannels.Get(id, _retval))
return NS_ERROR_NOT_AVAILABLE;
mParentChannels.Put(id, channel);
return NS_OK;
}
NS_IMETHODIMP
RedirectChannelRegistrar::GetParentChannel(uint32_t id,
nsIParentChannel **_retval)
{
MutexAutoLock lock(mLock);
if (!mParentChannels.Get(id, _retval))
return NS_ERROR_NOT_AVAILABLE;
return NS_OK;
}
NS_IMETHODIMP
RedirectChannelRegistrar::DeregisterChannels(uint32_t id)
{
MutexAutoLock lock(mLock);
mRealChannels.Remove(id);
mParentChannels.Remove(id);
return NS_OK;
}
} // namespace net
} // namespace mozilla