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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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
#include "TemporaryIPCBlobChild.h"
#include "mozilla/dom/BlobImpl.h"
#include "mozilla/dom/MutableBlobStorage.h"
#include "mozilla/dom/IPCBlobUtils.h"
#include <private/pprio.h>
namespace mozilla::dom {
TemporaryIPCBlobChild::TemporaryIPCBlobChild(MutableBlobStorage* aStorage)
: mMutableBlobStorage(aStorage), mActive(true) {
MOZ_ASSERT(aStorage);
}
TemporaryIPCBlobChild::~TemporaryIPCBlobChild() = default;
mozilla::ipc::IPCResult TemporaryIPCBlobChild::RecvFileDesc(
const FileDescriptor& aFD) {
MOZ_ASSERT(mActive);
auto rawFD = aFD.ClonePlatformHandle();
PRFileDesc* prfile = PR_ImportFile(PROsfd(rawFD.release()));
mMutableBlobStorage->TemporaryFileCreated(prfile);
mMutableBlobStorage = nullptr;
return IPC_OK();
}
mozilla::ipc::IPCResult TemporaryIPCBlobChild::Recv__delete__(
const IPCBlobOrError& aBlobOrError) {
mActive = false;
mMutableBlobStorage = nullptr;
if (aBlobOrError.type() == IPCBlobOrError::TIPCBlob) {
// This must be always deserialized.
RefPtr<BlobImpl> blobImpl =
IPCBlobUtils::Deserialize(aBlobOrError.get_IPCBlob());
MOZ_ASSERT(blobImpl);
if (mCallback) {
mCallback->OperationSucceeded(blobImpl);
}
} else if (mCallback) {
MOZ_ASSERT(aBlobOrError.type() == IPCBlobOrError::Tnsresult);
mCallback->OperationFailed(aBlobOrError.get_nsresult());
}
mCallback = nullptr;
return IPC_OK();
}
void TemporaryIPCBlobChild::ActorDestroy(ActorDestroyReason aWhy) {
mActive = false;
mMutableBlobStorage = nullptr;
if (mCallback) {
mCallback->OperationFailed(NS_ERROR_FAILURE);
mCallback = nullptr;
}
}
void TemporaryIPCBlobChild::AskForBlob(TemporaryIPCBlobChildCallback* aCallback,
const nsACString& aContentType,
PRFileDesc* aFD) {
MOZ_ASSERT(aCallback);
MOZ_ASSERT(!mCallback);
if (!mActive) {
aCallback->OperationFailed(NS_ERROR_FAILURE);
return;
}
FileDescriptor fdd = FileDescriptor(
FileDescriptor::PlatformHandleType(PR_FileDesc2NativeHandle(aFD)));
mCallback = aCallback;
SendOperationDone(aContentType, fdd);
}
} // namespace mozilla::dom