/usr/include/g15daemon_client.h is in libg15daemon-client-dev 1.9.5.3-8.2ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 | /*
This file is part of g15daemon.
g15daemon 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 2 of the License, or
(at your option) any later version.
g15daemon 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 g15daemon; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
(c) 2006-2008 Mike Lampard, Philip Lawatsch, and others
$Revision: 410 $ - $Date: 2008-01-13 13:28:55 +1030 (Sun, 13 Jan 2008) $ $Author: mlampard $
This daemon listens on localhost port 15550 for client connections,
and arbitrates LCD display. Allows for multiple simultaneous clients.
Client screens can be cycled through by pressing the 'L1' key.
*/
#ifdef __cplusplus
extern "C"
{
#endif
#define G15_WIDTH 160
#define G15_HEIGHT 43
#define G15_BUFSIZE 6880
#define G15DAEMON_VERSION g15daemon_version()
#define G15_PIXELBUF 0
#define G15_TEXTBUF 1
#define G15_WBMPBUF 2
#define G15_G15RBUF 3
#define G15_SHMRBUF 4
/* client / server commands - see README.devel for details on use */
#define G15DAEMON_KEY_HANDLER 0x10
#define G15DAEMON_MKEYLEDS 0x20
#define G15DAEMON_CONTRAST 0x40
#define G15DAEMON_BACKLIGHT 0x80
#define G15DAEMON_KB_BACKLIGHT 0x8
#define G15DAEMON_GET_KEYSTATE 'k'
#define G15DAEMON_SWITCH_PRIORITIES 'p'
#define G15DAEMON_IS_FOREGROUND 'v'
#define G15DAEMON_IS_USER_SELECTED 'u'
#define G15DAEMON_NEVER_SELECT 'n'
const char *g15daemon_version();
/* open a new connection to the g15daemon. returns an fd to be used with g15_send & g15_recv */
/* screentype should be either 0 (graphic/pixelbuffer) or 1 (textbuffer). only Graphic buffers are
supported in this version */
int new_g15_screen(int screentype);
/* close connection - just calls close() */
int g15_close_screen(int sock);
/* these two functions operate in the same way as send & recv, except they wont return
* until _all_ len bytes are sent or received, or an error occurs */
int g15_send(int sock, char *buf, unsigned int len);
int g15_recv(int sock, char *buf, unsigned int len);
/* send a command (defined above) to the daemon. any replies from the daemon are returned */
unsigned long g15_send_cmd (int sock, unsigned char command, unsigned char value);
/* receive an oob byte from the daemon, used internally by g15_send_cmd, but useful elsewhere */
#define G15_FOREGROUND_SENT_OOB 1
int g15_recv_oob_answer(int sock);
#ifdef __cplusplus
}
#endif
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