/* Unix SMB/CIFS implementation. common events code for fd events Copyright (C) Stefan Metzmacher 2009 ** NOTE! The following LGPL license applies to the tevent ** library. This does NOT imply that all of Samba is released ** under the LGPL This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, see <http://www.gnu.org/licenses/>. */ #include "replace.h" #include "tevent.h" #include "tevent_internal.h" #include "tevent_util.h" int tevent_common_fd_destructor(struct tevent_fd *fde) { if (fde->event_ctx) { DLIST_REMOVE(fde->event_ctx->fd_events, fde); } if (fde->close_fn) { fde->close_fn(fde->event_ctx, fde, fde->fd, fde->private_data); fde->fd = -1; } return 0; } struct tevent_fd *tevent_common_add_fd(struct tevent_context *ev, TALLOC_CTX *mem_ctx, int fd, uint16_t flags, tevent_fd_handler_t handler, void *private_data, const char *handler_name, const char *location) { struct tevent_fd *fde; fde = talloc(mem_ctx?mem_ctx:ev, struct tevent_fd); if (!fde) return NULL; fde->event_ctx = ev; fde->fd = fd; fde->flags = flags; fde->handler = handler; fde->close_fn = NULL; fde->private_data = private_data; fde->handler_name = handler_name; fde->location = location; fde->additional_flags = 0; fde->additional_data = NULL; DLIST_ADD(ev->fd_events, fde); talloc_set_destructor(fde, tevent_common_fd_destructor); return fde; } uint16_t tevent_common_fd_get_flags(struct tevent_fd *fde) { return fde->flags; } void tevent_common_fd_set_flags(struct tevent_fd *fde, uint16_t flags) { if (fde->flags == flags) return; fde->flags = flags; } void tevent_common_fd_set_close_fn(struct tevent_fd *fde, tevent_fd_close_fn_t close_fn) { fde->close_fn = close_fn; }