/* 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/. */
#ifndef mozilla_dom_PosixSerialPlatformService_h
#define mozilla_dom_PosixSerialPlatformService_h
#include "mozilla/UniquePtrExtensions.h"
#include "mozilla/dom/SerialPlatformService.h"
#include "nsTHashMap.h"
#ifdef XP_LINUX
# include <glib.h>
# include
"mozilla/UdevLib.h"
#endif
#ifdef XP_MACOSX
# include <IOKit/IOKitLib.h>
#endif
namespace mozilla::dom {
class PosixSerialPlatformService final : public SerialPlatformService {
public:
PosixSerialPlatformService();
nsresult Init() override;
void Shutdown() override;
private:
nsresult EnumeratePortsImpl(SerialPortList& aPorts,
bool* aLikelyAccessDenied) override;
nsresult OpenImpl(
const nsString& aPortId,
const IPCSerialOptions& aOptions) override;
nsresult CloseImpl(
const nsString& aPortId) override;
nsresult WriteImpl(
const nsString& aPortId,
Span<
const uint8_t> aData) override;
nsresult DrainImpl(
const nsString& aPortId) override;
nsresult FlushImpl(
const nsString& aPortId,
bool aReceive) override;
nsresult SetSignalsImpl(
const nsString& aPortId,
const IPCSerialOutputSignals& aSignals) override;
nsresult GetSignalsImpl(
const nsString& aPortId,
IPCSerialInputSignals& aSignals) override;
nsresult GetReadStreamImpl(
const nsString& aPortId, uint32_t aBufferSize,
nsIAsyncInputStream** aStream) override;
~PosixSerialPlatformService() override;
int FindPortFd(
const nsString& aPortId);
nsresult ConfigurePort(
int aFd,
const IPCSerialOptions& aOptions);
nsresult StartMonitoring();
#ifdef XP_LINUX
nsresult InitializeUdev();
static gboolean OnUdevMonitor(GIOChannel* source, GIOCondition condition,
gpointer data);
void ReadUdevChange();
void PopulatePortInfoFromUdev(mozilla::udev_device* aDev,
const char* aDevnode,
IPCSerialPortInfo& aPortInfo);
mozilla::UniquePtr<mozilla::udev_lib> mUdevLib;
mozilla::udev_monitor* mMonitor;
guint mMonitorSourceID;
#endif
#ifdef XP_MACOSX
nsresult InitializeMacOS();
static void DeviceAddedCallback(
void* context, io_iterator_t iterator);
static void DeviceRemovedCallback(
void* context, io_iterator_t iterator);
void OnDeviceAdded(io_iterator_t iterator,
bool aSkipNotify);
void OnDeviceRemoved(io_iterator_t iterator,
bool aSkipNotify);
bool ExtractDeviceInfo(io_service_t device, IPCSerialPortInfo& portInfo);
IONotificationPortRef mNotificationPort;
io_iterator_t mAddedIterator;
io_iterator_t mRemovedIterator;
#endif
// Should only be accessed on SerialPlatformService's thread
nsTHashMap<nsString, mozilla::UniqueFileHandle> mOpenPorts;
};
}
// namespace mozilla::dom
#endif // mozilla_dom_PosixSerialPlatformService_h