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/**
* mds — A micro-display server
* Copyright © 2014 Mattias Andrée (maandree@member.fsf.org)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MDS_MDS_CLIPBOARD_H
#define MDS_MDS_CLIPBOARD_H
#include "mds-base.h"
#include <stddef.h>
/**
* Send a full message even if interrupted
*
* @param message The message to send
* @param length The length of the message
* @return Non-zero on success
*/
int full_send(const char* message, size_t length);
/**
* Handle the received message
*
* @return Zero on success, -1 on error
*/
int handle_message(void);
/**
* Remove entries in the clipboard added by a client
*
* @param recv_client_id The ID of the client
* @return Zero on success, -1 on error
*/
int clipboard_death(const char* recv_client_id);
/**
* Add a new entry to the clipboard
*
* @param level The clipboard level
* @param time_to_live --
* @param recv_client_id The ID of the client
* @return Zero on success, -1 on error
*/
int clipboard_add(int level, const char* time_to_live, const char* recv_client_id);
/**
* Read an entry to the clipboard
*
* @param level The clipboard level
* @param index The index of the clipstack element
* @param recv_client_id The ID of the client
* @param recv_message_id The message ID of the received message
* @return Zero on success, -1 on error
*/
int clipboard_read(int level, size_t index, const char* recv_client_id, const char* recv_message_id);
/**
* Clear a clipstack
*
* @param level The clipboard level
* @return Zero on success, -1 on error
*/
int clipboard_clear(int level);
/**
* Resize a clipstack
*
* @param level The clipboard level
* @param size The new clipstack size
* @return Zero on success, -1 on error
*/
int clipboard_set_size(int level, size_t size);
/**
* Get the size of a clipstack and how many entries it contains
*
* @param level The clipboard level
* @param recv_client_id The ID of the client
* @param recv_message_id The message ID of the received message
* @return Zero on success, -1 on error
*/
int clipboard_get_size(int level, const char* recv_client_id, const char* recv_message_id);
#endif
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