diff options
Diffstat (limited to 'Source/DiVine/driver')
| -rwxr-xr-x | Source/DiVine/driver/Makefile.am | 13 | ||||
| -rwxr-xr-x | Source/DiVine/driver/Makefile.in | 488 | ||||
| -rwxr-xr-x | Source/DiVine/driver/divine.c | 245 |
3 files changed, 746 insertions, 0 deletions
diff --git a/Source/DiVine/driver/Makefile.am b/Source/DiVine/driver/Makefile.am new file mode 100755 index 0000000..d9ef4f2 --- /dev/null +++ b/Source/DiVine/driver/Makefile.am @@ -0,0 +1,13 @@ +## Makefile.am for DiVine/driver + +INCLUDES = @DIRECTFB_INTERNAL_CFLAGS@ + +divine_LTLIBRARIES = libdirectfb_divine.la + +divinedir = $(MODULEDIR)/inputdrivers + +libdirectfb_divine_la_SOURCES = divine.c + +libdirectfb_divine_la_LDFLAGS = \ + -export-dynamic \ + -avoid-version diff --git a/Source/DiVine/driver/Makefile.in b/Source/DiVine/driver/Makefile.in new file mode 100755 index 0000000..2b4cc24 --- /dev/null +++ b/Source/DiVine/driver/Makefile.in @@ -0,0 +1,488 @@ +# Makefile.in generated by automake 1.10.1 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc. +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +@SET_MAKE@ + +VPATH = @srcdir@ +pkgdatadir = $(datadir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +install_sh_DATA = $(install_sh) -c -m 644 +install_sh_PROGRAM = $(install_sh) -c +install_sh_SCRIPT = $(install_sh) -c +INSTALL_HEADER = $(INSTALL_DATA) +transform = $(program_transform_name) +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +build_triplet = @build@ +host_triplet = @host@ +subdir = driver +DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in +ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 +am__aclocal_m4_deps = $(top_srcdir)/configure.in +am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \ + $(ACLOCAL_M4) +mkinstalldirs = $(install_sh) -d +CONFIG_HEADER = $(top_builddir)/config.h +CONFIG_CLEAN_FILES = +am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`; +am__vpath_adj = case $$p in \ + $(srcdir)/*) f=`echo "$$p" | sed "s|^$$srcdirstrip/||"`;; \ + *) f=$$p;; \ + esac; +am__strip_dir = `echo $$p | sed -e 's|^.*/||'`; +am__installdirs = "$(DESTDIR)$(divinedir)" +divineLTLIBRARIES_INSTALL = $(INSTALL) +LTLIBRARIES = $(divine_LTLIBRARIES) +libdirectfb_divine_la_LIBADD = +am_libdirectfb_divine_la_OBJECTS = divine.lo +libdirectfb_divine_la_OBJECTS = $(am_libdirectfb_divine_la_OBJECTS) +libdirectfb_divine_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \ + $(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \ + $(libdirectfb_divine_la_LDFLAGS) $(LDFLAGS) -o $@ +DEFAULT_INCLUDES = -I.@am__isrc@ -I$(top_builddir) +depcomp = $(SHELL) $(top_srcdir)/depcomp +am__depfiles_maybe = depfiles +COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \ + $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +LTCOMPILE = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \ + --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \ + $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +CCLD = $(CC) +LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \ + --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) \ + $(LDFLAGS) -o $@ +SOURCES = $(libdirectfb_divine_la_SOURCES) +DIST_SOURCES = $(libdirectfb_divine_la_SOURCES) +ETAGS = etags +CTAGS = ctags +DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST) +ACLOCAL = @ACLOCAL@ +AMTAR = @AMTAR@ +AR = @AR@ +AUTOCONF = @AUTOCONF@ +AUTOHEADER = @AUTOHEADER@ +AUTOMAKE = @AUTOMAKE@ +AWK = @AWK@ +CC = @CC@ +CCDEPMODE = @CCDEPMODE@ +CFLAGS = @CFLAGS@ +CPP = @CPP@ +CPPFLAGS = @CPPFLAGS@ +CXX = @CXX@ +CXXCPP = @CXXCPP@ +CXXDEPMODE = @CXXDEPMODE@ +CXXFLAGS = @CXXFLAGS@ +CYGPATH_W = @CYGPATH_W@ +DEFS = @DEFS@ +DEPDIR = @DEPDIR@ +DIRECTFB_CFLAGS = @DIRECTFB_CFLAGS@ +DIRECTFB_INTERNAL_CFLAGS = @DIRECTFB_INTERNAL_CFLAGS@ +DIRECTFB_LIBS = @DIRECTFB_LIBS@ +DIVINE_BINARY_AGE = @DIVINE_BINARY_AGE@ +DIVINE_INTERFACE_AGE = @DIVINE_INTERFACE_AGE@ +DIVINE_MAJOR_VERSION = @DIVINE_MAJOR_VERSION@ +DIVINE_MICRO_VERSION = @DIVINE_MICRO_VERSION@ +DIVINE_MINOR_VERSION = @DIVINE_MINOR_VERSION@ +DIVINE_VERSION = @DIVINE_VERSION@ +DSYMUTIL = @DSYMUTIL@ +ECHO = @ECHO@ +ECHO_C = @ECHO_C@ +ECHO_N = @ECHO_N@ +ECHO_T = @ECHO_T@ +EGREP = @EGREP@ +EXEEXT = @EXEEXT@ +F77 = @F77@ +FFLAGS = @FFLAGS@ +GREP = @GREP@ +INSTALL = @INSTALL@ +INSTALL_DATA = @INSTALL_DATA@ +INSTALL_PROGRAM = @INSTALL_PROGRAM@ +INSTALL_SCRIPT = @INSTALL_SCRIPT@ +INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ +LDFLAGS = @LDFLAGS@ +LIBOBJS = @LIBOBJS@ +LIBS = @LIBS@ +LIBTOOL = @LIBTOOL@ +LN_S = @LN_S@ +LTLIBOBJS = @LTLIBOBJS@ +LT_AGE = @LT_AGE@ +LT_CURRENT = @LT_CURRENT@ +LT_RELEASE = @LT_RELEASE@ +LT_REVISION = @LT_REVISION@ +MAINT = @MAINT@ +MAKEINFO = @MAKEINFO@ +MKDIR_P = @MKDIR_P@ +MODULEDIR = @MODULEDIR@ +NMEDIT = @NMEDIT@ +OBJEXT = @OBJEXT@ +PACKAGE = @PACKAGE@ +PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@ +PACKAGE_NAME = @PACKAGE_NAME@ +PACKAGE_STRING = @PACKAGE_STRING@ +PACKAGE_TARNAME = @PACKAGE_TARNAME@ +PACKAGE_VERSION = @PACKAGE_VERSION@ +PATH_SEPARATOR = @PATH_SEPARATOR@ +PKG_CONFIG = @PKG_CONFIG@ +RANLIB = @RANLIB@ +SED = @SED@ +SET_MAKE = @SET_MAKE@ +SHELL = @SHELL@ +STRIP = @STRIP@ +VERSION = @VERSION@ +abs_builddir = @abs_builddir@ +abs_srcdir = @abs_srcdir@ +abs_top_builddir = @abs_top_builddir@ +abs_top_srcdir = @abs_top_srcdir@ +ac_ct_CC = @ac_ct_CC@ +ac_ct_CXX = @ac_ct_CXX@ +ac_ct_F77 = @ac_ct_F77@ +am__include = @am__include@ +am__leading_dot = @am__leading_dot@ +am__quote = @am__quote@ +am__tar = @am__tar@ +am__untar = @am__untar@ +bindir = @bindir@ +build = @build@ +build_alias = @build_alias@ +build_cpu = @build_cpu@ +build_os = @build_os@ +build_vendor = @build_vendor@ +builddir = @builddir@ +datadir = @datadir@ +datarootdir = @datarootdir@ +docdir = @docdir@ +dvidir = @dvidir@ +exec_prefix = @exec_prefix@ +host = @host@ +host_alias = @host_alias@ +host_cpu = @host_cpu@ +host_os = @host_os@ +host_vendor = @host_vendor@ +htmldir = @htmldir@ +includedir = @includedir@ +infodir = @infodir@ +install_sh = @install_sh@ +libdir = @libdir@ +libexecdir = @libexecdir@ +localedir = @localedir@ +localstatedir = @localstatedir@ +mandir = @mandir@ +mkdir_p = @mkdir_p@ +oldincludedir = @oldincludedir@ +pdfdir = @pdfdir@ +prefix = @prefix@ +program_transform_name = @program_transform_name@ +psdir = @psdir@ +sbindir = @sbindir@ +sharedstatedir = @sharedstatedir@ +srcdir = @srcdir@ +sysconfdir = @sysconfdir@ +target_alias = @target_alias@ +top_builddir = @top_builddir@ +top_srcdir = @top_srcdir@ +INCLUDES = @DIRECTFB_INTERNAL_CFLAGS@ +divine_LTLIBRARIES = libdirectfb_divine.la +divinedir = $(MODULEDIR)/inputdrivers +libdirectfb_divine_la_SOURCES = divine.c +libdirectfb_divine_la_LDFLAGS = \ + -export-dynamic \ + -avoid-version + +all: all-am + +.SUFFIXES: +.SUFFIXES: .c .lo .o .obj +$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ $(srcdir)/Makefile.am $(am__configure_deps) + @for dep in $?; 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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 of the License, or (at your option) any later version. + + This library 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 this library; if not, write to the + Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. +*/ + +#include "config.h" + +#include <stdio.h> +#include <string.h> +#include <unistd.h> +#include <errno.h> + +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/poll.h> + +#include <fcntl.h> + +#include <directfb.h> + +#include <core/coredefs.h> +#include <core/coretypes.h> +#include <core/input.h> + +#include <direct/mem.h> +#include <direct/messages.h> +#include <direct/thread.h> + +#define DFB_INPUTDRIVER_HAS_AXIS_INFO + +#include <core/input_driver.h> + +DFB_INPUT_DRIVER( divine ) + + +#define PIPE_PATH "/tmp/divine" + +/* + * declaration of private data + */ +typedef struct { + int fd; + CoreInputDevice *device; + DirectThread *thread; +} DiVineData; + + +/* + * Input thread reading from pipe. + * Directly passes read events to input core. + */ +static void* +divineEventThread( DirectThread *thread, void *driver_data ) +{ + DiVineData *data = (DiVineData*) driver_data; + DFBInputEvent event; + struct pollfd pfd; + + /* fill poll info */ + pfd.fd = data->fd; + pfd.events = POLLIN; + + /* wait for the next event */ + while (poll( &pfd, 1, -1 ) > 0 || errno == EINTR) { + direct_thread_testcancel( thread ); + + /* read the next event from the pipe */ + if (read( data->fd, &event, sizeof(DFBInputEvent) ) == sizeof(DFBInputEvent)) { + /* directly dispatch the event */ + dfb_input_dispatch( data->device, &event ); + } else + usleep( 20000 ); /* avoid 100% CPU usage in case poll() doesn't work */ + } + + D_PERROR( "divine thread died\n" ); + + return NULL; +} + +/* exported symbols */ + +/* + * Return the number of available devices. + * Called once during initialization of DirectFB. + */ +static int +driver_get_available() +{ + int fd; + + /* create the pipe if not already existent */ + if (mkfifo( PIPE_PATH, 0660 ) && errno != EEXIST) { + D_PERROR( "DirectFB/DiVine: could not create pipe '%s'\n", PIPE_PATH ); + return 0; + } + + /* try to open pipe */ + fd = open( PIPE_PATH, O_RDONLY | O_NONBLOCK ); + if (fd < 0) { + D_PERROR( "DirectFB/DiVine: could not open pipe '%s'\n", PIPE_PATH ); + return 0; + } + + /* close pipe */ + close( fd ); + + return 1; +} + +/* + * Fill out general information about this driver. + * Called once during initialization of DirectFB. + */ +static void +driver_get_info( InputDriverInfo *info ) +{ + /* fill driver info structure */ + snprintf( info->name, + DFB_INPUT_DRIVER_INFO_NAME_LENGTH, "DiVine Driver" ); + snprintf( info->vendor, + DFB_INPUT_DRIVER_INFO_VENDOR_LENGTH, "Convergence GmbH" ); + + info->version.major = DIVINE_MAJOR_VERSION; + info->version.minor = DIVINE_MINOR_VERSION; +} + +/* + * Open the pipe, fill out information about device, + * allocate and fill private data, start input thread. + * Called during initialization, resuming or taking over mastership. + */ +static DFBResult +driver_open_device( CoreInputDevice *device, + unsigned int number, + InputDeviceInfo *info, + void **driver_data ) +{ + int fd; + DiVineData *data; + + /* open pipe */ + fd = open( PIPE_PATH, O_RDONLY | O_NONBLOCK ); + if (fd < 0) { + D_PERROR( "DirectFB/DiVine: could not open pipe '%s'\n", PIPE_PATH ); + return DFB_INIT; + } + + /* set device name */ + snprintf( info->desc.name, + DFB_INPUT_DEVICE_DESC_NAME_LENGTH, "Virtual Input" ); + + /* set device vendor */ + snprintf( info->desc.vendor, + DFB_INPUT_DEVICE_DESC_VENDOR_LENGTH, "DirectFB" ); + + /* set one of the primary input device IDs */ + info->prefered_id = DIDID_ANY; + + /* set type flags */ + info->desc.type = DIDTF_KEYBOARD | DIDTF_MOUSE | + DIDTF_JOYSTICK | DIDTF_REMOTE | DIDTF_VIRTUAL; + + /* set capabilities */ + info->desc.caps = DICAPS_ALL; + info->desc.max_axis = DIAI_LAST; + + /* allocate and fill private data */ + data = D_CALLOC( 1, sizeof(DiVineData) ); + + data->fd = fd; + data->device = device; + + /* start input thread */ + data->thread = direct_thread_create( DTT_INPUT, divineEventThread, data, "Virtual Input" ); + + /* set private data pointer */ + *driver_data = data; + + return DFB_OK; +} + +/* + * Fetch one entry from the device's keymap if supported. + */ +static DFBResult +driver_get_keymap_entry( CoreInputDevice *device, + void *driver_data, + DFBInputDeviceKeymapEntry *entry ) +{ + return DFB_UNSUPPORTED; +} + +static DFBResult +driver_get_axis_info( CoreInputDevice *device, + void *driver_data, + DFBInputDeviceAxisIdentifier axis, + DFBInputDeviceAxisInfo *ret_info ) +{ + ret_info->flags = DIAIF_ABS_MIN | DIAIF_ABS_MAX; + ret_info->abs_min = 0; + ret_info->abs_max = 65535; + + return DFB_OK; +} + +/* + * End thread, close device and free private data. + */ +static void +driver_close_device( void *driver_data ) +{ + DiVineData *data = (DiVineData*) driver_data; + + /* stop input thread */ + direct_thread_cancel( data->thread ); + direct_thread_join( data->thread ); + direct_thread_destroy( data->thread ); + + /* close pipe */ + close( data->fd ); + + /* free private data */ + D_FREE( data ); +} |