diff options
Diffstat (limited to 'src/low-can-binding-new.cpp')
| -rw-r--r-- | src/low-can-binding-new.cpp | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/low-can-binding-new.cpp b/src/low-can-binding-new.cpp index 3686c6b..13571f2 100644 --- a/src/low-can-binding-new.cpp +++ b/src/low-can-binding-new.cpp @@ -23,6 +23,65 @@ * Subscription and unsubscription * *********************************************************************************/ +static int subscribe_unsubscribe_signal(struct afb_req request, const std::string& sig) +{ + int ret; + + // TODO: lock the subscribed_signals when insert/remove + const auto& ss_i = subscribed_signals.find(sig); + if (ss_i != subscribed_signals.end()) + { + if(!afb_event_is_valid(ss_i->second)) + { + if(!subscribe) + { + NOTICE(binder_interface, "Event isn't valid, it can't be unsubscribed."); + ret = 1; + } + else + { + ss_i->second = afb_daemon_make_event(binder_interface->daemon, ss_i->first.c_str()); + if (!afb_event_is_valid(ss_i->second)) + { + ERROR(binder_interface, "Can't create an event, something goes wrong."); + ret = 0; + } + } + } + } + else + { + subscribed_signals[sig] = afb_daemon_make_event(binder_interface->daemon, sig); + if (!afb_event_is_valid(ss_i->second)) + { + ERROR(binder_interface, "Can't create an event, something goes wrong."); + ret = 0; + } + } + + if (((subscribe ? afb_req_subscribe : afb_req_unsubscribe)(request, subscribed_signals[sig])) < 0) + { + ERROR(binder_interface, "Operation goes wrong for signal: %s", sig); + ret = 0; + } + else + ret = 1; + + return ret; +} + +static int subscribe_signals(struct afb_req request, const std::vector<std::string>& signals) +{ + int ret = 0; + + for(const auto& signal_i : signals) + { + ret = subscribe_signal(request, subscribe, signal_i); + if(ret == 0) + return ret; + } + return ret; +} std::vector<std::string> get_name(struct afb_req request) { |