diff options
Diffstat (limited to 'src/low-can-binding.cpp')
| -rw-r--r-- | src/low-can-binding.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/low-can-binding.cpp b/src/low-can-binding.cpp index 233f002..2fee114 100644 --- a/src/low-can-binding.cpp +++ b/src/low-can-binding.cpp @@ -60,20 +60,22 @@ can_bus_t *can_bus_handler; int can_frame_received(sd_event_source *s, int fd, uint32_t revents, void *userdata) { can_bus_dev_t *can_bus_dev = (can_bus_dev_t*)userdata; - std::lock_guard<std::mutex> can_frame_lock(can_frame_mutex); /* Notify reading thread that there is something to read */ if ((revents & EPOLLIN) != 0) { new_can_frame.notify_one(); } - /* check if error or hangup */ + /* check if error or hangup and reopen the socket and event_loop. + * socket is protected by a mutex */ if ((revents & (EPOLLERR|EPOLLRDHUP|EPOLLHUP)) != 0) { + std::lock_guard<std::mutex> can_frame_lock(can_frame_mutex); sd_event_source_unref(s); can_bus_dev->close(); can_bus_dev->open(); can_bus_dev->start_reading(*can_bus_handler); + can_bus_dev->event_loop_connection(); } return 0; |