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Diffstat (limited to 'src/libs/zeroconf/avahi-common/watch.h')
-rw-r--r-- | src/libs/zeroconf/avahi-common/watch.h | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/src/libs/zeroconf/avahi-common/watch.h b/src/libs/zeroconf/avahi-common/watch.h deleted file mode 100644 index 86e63d3bf59..00000000000 --- a/src/libs/zeroconf/avahi-common/watch.h +++ /dev/null @@ -1,97 +0,0 @@ -#ifndef foowatchhfoo -#define foowatchhfoo - -/*** - This file is part of avahi. - - avahi 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 2.1 of the - License, or (at your option) any later version. - - avahi 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 avahi; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - USA. -***/ - -/** \file watch.h Simplistic main loop abstraction */ - -#include <sys/poll.h> -#include <sys/time.h> - -#include <avahi-common/cdecl.h> - -AVAHI_C_DECL_BEGIN - -/** An I/O watch object */ -typedef struct AvahiWatch AvahiWatch; - -/** A timeout watch object */ -typedef struct AvahiTimeout AvahiTimeout; - -/** An event polling abstraction object */ -typedef struct AvahiPoll AvahiPoll; - -/** Type of watch events */ -typedef enum { - AVAHI_WATCH_IN = POLLIN, /**< Input event */ - AVAHI_WATCH_OUT = POLLOUT, /**< Output event */ - AVAHI_WATCH_ERR = POLLERR, /**< Error event */ - AVAHI_WATCH_HUP = POLLHUP /**< Hangup event */ -} AvahiWatchEvent; - -/** Called whenever an I/O event happens on an I/O watch */ -typedef void (*AvahiWatchCallback)(AvahiWatch *w, int fd, AvahiWatchEvent event, void *userdata); - -/** Called when the timeout is reached */ -typedef void (*AvahiTimeoutCallback)(AvahiTimeout *t, void *userdata); - -/** Defines an abstracted event polling API. This may be used to - connect Avahi to other main loops. This is loosely based on Unix - poll(2). A consumer will call watch_new() for all file descriptors it - wants to listen for events on. In addition he can call timeout_new() - to define time based events .*/ -struct AvahiPoll { - - /** Some abstract user data usable by the provider of the API */ - void* userdata; - - /** Create a new watch for the specified file descriptor and for - * the specified events. The API will call the callback function - * whenever any of the events happens. */ - AvahiWatch* (*watch_new)(const AvahiPoll *api, int fd, AvahiWatchEvent event, AvahiWatchCallback callback, void *userdata); - - /** Update the events to wait for. It is safe to call this function from an AvahiWatchCallback */ - void (*watch_update)(AvahiWatch *w, AvahiWatchEvent event); - - /** Return the events that happened. It is safe to call this function from an AvahiWatchCallback */ - AvahiWatchEvent (*watch_get_events)(AvahiWatch *w); - - /** Free a watch. It is safe to call this function from an AvahiWatchCallback */ - void (*watch_free)(AvahiWatch *w); - - /** Set a wakeup time for the polling loop. The API will call the - callback function when the absolute time *tv is reached. If tv is - NULL, the timeout is disabled. After the timeout expired the - callback function will be called and the timeout is disabled. You - can reenable it by calling timeout_update() */ - AvahiTimeout* (*timeout_new)(const AvahiPoll *api, const struct timeval *tv, AvahiTimeoutCallback callback, void *userdata); - - /** Update the absolute expiration time for a timeout, If tv is - * NULL, the timeout is disabled. It is safe to call this function from an AvahiTimeoutCallback */ - void (*timeout_update)(AvahiTimeout *, const struct timeval *tv); - - /** Free a timeout. It is safe to call this function from an AvahiTimeoutCallback */ - void (*timeout_free)(AvahiTimeout *t); -}; - -AVAHI_C_DECL_END - -#endif - |