diff --git a/README.coding b/README.coding index 0231d030..d26c21db 100644 --- a/README.coding +++ b/README.coding @@ -156,6 +156,13 @@ LWS_CALLBACK_SET_MODE_POLL_FD and LWS_CALLBACK_CLEAR_MODE_POLL_FD appear in the callback for protocol 0 and allow interface code to manage socket descriptors in other poll loops. +You can pass all pollfds that need service to libwebsocket_service_fd(), even +if the socket or file does not belong to libwebsockets it is safe. + +If libwebsocket handled it, it zeros the pollfd revents field before returning. +So you can let libwebsockets try and if pollfd->revents is nonzero on return, +you know it needs handling by your code. + Using with in c++ apps ---------------------- diff --git a/changelog b/changelog index f0278dc9..985d71bd 100644 --- a/changelog +++ b/changelog @@ -14,6 +14,12 @@ User api additions added, replacing CIPHERS_LIST_STRING. NULL means use the ssl library default list of ciphers. + - Not really an api addition, but libwebsocket_service_fd() will now zero + the revents field of the pollfd it was called with if it handled the + descriptor. So you can tell if it is a non-lws fd by checking revents + after the service call... if it's still nonzero, the descriptor + belongs to you and you need to take care of it. + User api changes ----------------