2 Unix SMB/CIFS implementation.
4 generalised event loop handling
6 Copyright (C) Andrew Tridgell 2005
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
27 /* event handler types */
28 typedef void (*event_fd_handler_t)(struct event_context *, struct fd_event *,
30 typedef void (*event_timed_handler_t)(struct event_context *, struct timed_event *,
31 struct timeval , void *);
33 struct event_context *event_context_init(TALLOC_CTX *mem_ctx);
35 struct fd_event *event_add_fd(struct event_context *ev, TALLOC_CTX *mem_ctx,
36 int fd, uint16_t flags, event_fd_handler_t handler,
39 struct timed_event *event_add_timed(struct event_context *ev, TALLOC_CTX *mem_ctx,
40 struct timeval next_event,
41 event_timed_handler_t handler,
44 int event_loop_once(struct event_context *ev);
45 int event_loop_wait(struct event_context *ev);
47 uint16_t event_fd_flags(struct fd_event *fde);
48 void event_fd_setflags(struct fd_event *fde, uint16_t flags);
50 /* bits for file descriptor event flags */
51 #define EVENT_FD_READ 1
52 #define EVENT_FD_WRITE 2
54 #define EVENT_FD_WRITEABLE(fde) \
55 event_fd_setflags(fde, event_fd_flags(fde) | EVENT_FD_WRITE)
56 #define EVENT_FD_READABLE(fde) \
57 event_fd_setflags(fde, event_fd_flags(fde) | EVENT_FD_READ)
59 #define EVENT_FD_NOT_WRITEABLE(fde) \
60 event_fd_setflags(fde, event_fd_flags(fde) & ~EVENT_FD_WRITE)
61 #define EVENT_FD_NOT_READABLE(fde) \
62 event_fd_setflags(fde, event_fd_flags(fde) & ~EVENT_FD_WRITE)