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#include <uds/channel_manager.h>
#include <log/log.h>
namespace android {
namespace pdx {
namespace uds {
ChannelManager& ChannelManager::Get() {
static ChannelManager instance;
return instance;
}
void ChannelManager::CloseHandle(int32_t handle) {
std::lock_guard<std::mutex> autolock(mutex_);
auto channel = channels_.find(handle);
if (channel == channels_.end()) {
ALOGE("Invalid channel handle: %d", handle);
} else {
channels_.erase(channel);
}
}
LocalChannelHandle ChannelManager::CreateHandle(LocalHandle data_fd,
LocalHandle pollin_event_fd,
LocalHandle pollhup_event_fd) {
if (data_fd && pollin_event_fd && pollhup_event_fd) {
std::lock_guard<std::mutex> autolock(mutex_);
const int32_t handle = data_fd.Get();
channels_.emplace(
handle,
ChannelEventReceiver{std::move(data_fd), std::move(pollin_event_fd),
std::move(pollhup_event_fd)});
return LocalChannelHandle(this, handle);
} else {
ALOGE(
"ChannelManager::CreateHandle: Invalid arguments: data_fd=%d "
"pollin_event_fd=%d pollhup_event_fd=%d",
data_fd.Get(), pollin_event_fd.Get(), pollhup_event_fd.Get());
return LocalChannelHandle(nullptr, -1);
}
}
ChannelEventReceiver* ChannelManager::GetChannelData(int32_t handle) {
std::lock_guard<std::mutex> autolock(mutex_);
auto channel = channels_.find(handle);
return channel != channels_.end() ? &channel->second : nullptr;
}
} // namespace uds
} // namespace pdx
} // namespace android
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