4 * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * * Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
17 * * Neither the name of Intel Corporation nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 #ifndef CHANNEL_MONITOR_H_
35 #define CHANNEL_MONITOR_H_
37 #include "channel_manager.h"
44 * Setup the Channel Monitor resources required to initialize epoll.
45 * Must be called first before calling other functions.
49 * - Negative on error.
51 int channel_monitor_init(void);
54 * Run the channel monitor, loops forever on on epoll_wait.
60 void run_channel_monitor(void);
63 * Exit the Channel Monitor, exiting the epoll_wait loop and events processing.
67 * - Negative on error.
69 void channel_monitor_exit(void);
72 * Add an open channel to monitor via epoll. A pointer to struct channel_info
73 * will be registered with epoll for event processing.
77 * Pointer to struct channel_info pointer.
81 * - Negative on error.
83 int add_channel_to_monitor(struct channel_info **chan_info);
86 * Remove a previously added channel from epoll control.
89 * Pointer to struct channel_info.
93 * - Negative on error.
95 int remove_channel_from_monitor(struct channel_info *chan_info);
102 #endif /* CHANNEL_MONITOR_H_ */