diff options
Diffstat (limited to 'Source/DirectFB/proxy/requestor/idirectfbeventbuffer_requestor.c')
| -rwxr-xr-x | Source/DirectFB/proxy/requestor/idirectfbeventbuffer_requestor.c | 300 |
1 files changed, 300 insertions, 0 deletions
diff --git a/Source/DirectFB/proxy/requestor/idirectfbeventbuffer_requestor.c b/Source/DirectFB/proxy/requestor/idirectfbeventbuffer_requestor.c new file mode 100755 index 0000000..5d23d42 --- /dev/null +++ b/Source/DirectFB/proxy/requestor/idirectfbeventbuffer_requestor.c @@ -0,0 +1,300 @@ +/* + (c) Copyright 2001-2009 The world wide DirectFB Open Source Community (directfb.org) + (c) Copyright 2000-2004 Convergence (integrated media) GmbH + + All rights reserved. + + Written by Denis Oliver Kropp <dok@directfb.org>, + Andreas Hundt <andi@fischlustig.de>, + Sven Neumann <neo@directfb.org>, + Ville Syrjälä <syrjala@sci.fi> and + Claudio Ciccani <klan@users.sf.net>. + + This library 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 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 <stdlib.h> + +#include <string.h> +#include <errno.h> + +#include <directfb.h> + +#include <direct/interface.h> +#include <direct/mem.h> +#include <direct/messages.h> +#include <direct/thread.h> +#include <direct/util.h> + +#include <voodoo/client.h> +#include <voodoo/manager.h> + +#include <idirectfbeventbuffer_dispatcher.h> + +#include "idirectfbeventbuffer_requestor.h" + + +static DFBResult Probe( void ); +static DFBResult Construct( IDirectFBEventBuffer *thiz, + VoodooManager *manager, + VoodooInstanceID instance, + void *arg ); + +#include <direct/interface_implementation.h> + +DIRECT_INTERFACE_IMPLEMENTATION( IDirectFBEventBuffer, Requestor ) + + +/**************************************************************************************************/ + +static void *feed_thread( DirectThread *thread, void *arg ); + +/**************************************************************************************************/ + +static void +IDirectFBEventBuffer_Requestor_Destruct( IDirectFBEventBuffer *thiz ) +{ + IDirectFBEventBuffer_Requestor_data *data = thiz->priv; + + D_DEBUG( "%s (%p)\n", __FUNCTION__, thiz ); + + data->stop = true; + + data->src->WakeUp( data->src ); + + direct_thread_join( data->thread ); + direct_thread_destroy( data->thread ); + + data->src->Release( data->src ); + + voodoo_manager_request( data->manager, data->instance, + IDIRECTFBEVENTBUFFER_METHOD_ID_Release, VREQ_NONE, NULL, + VMBT_NONE ); + + DIRECT_DEALLOCATE_INTERFACE( thiz ); +} + +/**************************************************************************************************/ + +static DirectResult +IDirectFBEventBuffer_Requestor_AddRef( IDirectFBEventBuffer *thiz ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBEventBuffer_Requestor) + + data->ref++; + + return DFB_OK; +} + +static DirectResult +IDirectFBEventBuffer_Requestor_Release( IDirectFBEventBuffer *thiz ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBEventBuffer_Requestor) + + if (--data->ref == 0) + IDirectFBEventBuffer_Requestor_Destruct( thiz ); + + return DFB_OK; +} + +static DFBResult +IDirectFBEventBuffer_Requestor_Reset( IDirectFBEventBuffer *thiz ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBEventBuffer_Requestor) + + D_UNIMPLEMENTED(); + + return DFB_UNIMPLEMENTED; +} + +static DFBResult +IDirectFBEventBuffer_Requestor_WaitForEvent( IDirectFBEventBuffer *thiz ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBEventBuffer_Requestor) + + D_UNIMPLEMENTED(); + + return DFB_UNIMPLEMENTED; +} + +static DFBResult +IDirectFBEventBuffer_Requestor_WaitForEventWithTimeout( IDirectFBEventBuffer *thiz, + unsigned int seconds, + unsigned int milli_seconds ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBEventBuffer_Requestor) + + D_UNIMPLEMENTED(); + + return DFB_UNIMPLEMENTED; +} + +static DFBResult +IDirectFBEventBuffer_Requestor_WakeUp( IDirectFBEventBuffer *thiz ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBEventBuffer_Requestor) + + D_UNIMPLEMENTED(); + + return DFB_UNIMPLEMENTED; +} + +static DFBResult +IDirectFBEventBuffer_Requestor_GetEvent( IDirectFBEventBuffer *thiz, + DFBEvent *event ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBEventBuffer_Requestor) + + D_UNIMPLEMENTED(); + + return DFB_UNIMPLEMENTED; +} + +static DFBResult +IDirectFBEventBuffer_Requestor_PeekEvent( IDirectFBEventBuffer *thiz, + DFBEvent *event ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBEventBuffer_Requestor) + + D_UNIMPLEMENTED(); + + return DFB_UNIMPLEMENTED; +} + +static DFBResult +IDirectFBEventBuffer_Requestor_HasEvent( IDirectFBEventBuffer *thiz ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBEventBuffer_Requestor) + + D_UNIMPLEMENTED(); + + return DFB_UNIMPLEMENTED; +} + +static DFBResult +IDirectFBEventBuffer_Requestor_PostEvent( IDirectFBEventBuffer *thiz, + const DFBEvent *event ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBEventBuffer_Requestor) + + if (!event) + return DFB_INVARG; + + return voodoo_manager_request( data->manager, data->instance, + IDIRECTFBEVENTBUFFER_METHOD_ID_PostEvent, VREQ_NONE, NULL, + VMBT_DATA, sizeof(DFBEvent), event, + VMBT_NONE ); +} + +static DFBResult +IDirectFBEventBuffer_Requestor_CreateFileDescriptor( IDirectFBEventBuffer *thiz, + int *fd ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBEventBuffer_Requestor) + + D_UNIMPLEMENTED(); + + return DFB_UNIMPLEMENTED; +} + +/**************************************************************************************************/ + +static DFBResult +Probe() +{ + /* This implementation has to be loaded explicitly. */ + return DFB_UNSUPPORTED; +} + +static DFBResult +Construct( IDirectFBEventBuffer *thiz, + VoodooManager *manager, + VoodooInstanceID instance, + void *arg ) +{ + DIRECT_ALLOCATE_INTERFACE_DATA(thiz, IDirectFBEventBuffer_Requestor) + + voodoo_manager_register_remote( manager, false, thiz, instance ); + + data->ref = 1; + data->manager = manager; + data->instance = instance; + + data->src = arg; + data->dst = thiz; + + data->src->AddRef( data->src ); + + thiz->AddRef = IDirectFBEventBuffer_Requestor_AddRef; + thiz->Release = IDirectFBEventBuffer_Requestor_Release; + thiz->Reset = IDirectFBEventBuffer_Requestor_Reset; + thiz->WaitForEvent = IDirectFBEventBuffer_Requestor_WaitForEvent; + thiz->WaitForEventWithTimeout = IDirectFBEventBuffer_Requestor_WaitForEventWithTimeout; + thiz->GetEvent = IDirectFBEventBuffer_Requestor_GetEvent; + thiz->PeekEvent = IDirectFBEventBuffer_Requestor_PeekEvent; + thiz->HasEvent = IDirectFBEventBuffer_Requestor_HasEvent; + thiz->PostEvent = IDirectFBEventBuffer_Requestor_PostEvent; + thiz->WakeUp = IDirectFBEventBuffer_Requestor_WakeUp; + thiz->CreateFileDescriptor = IDirectFBEventBuffer_Requestor_CreateFileDescriptor; + + data->thread = direct_thread_create( DTT_INPUT, feed_thread, data, "Event Feed" ); + + return DFB_OK; +} + +/**************************************************************************************************/ + +static void * +feed_thread( DirectThread *thread, void *arg ) +{ + DFBResult ret; + IDirectFBEventBuffer_Requestor_data *data = arg; + IDirectFBEventBuffer *src = data->src; + IDirectFBEventBuffer *dst = data->dst; + + while (!data->stop) { + DFBEvent event; + + ret = src->WaitForEvent( src ); + if (ret) { + if (ret == DFB_INTERRUPTED) + continue; + + DirectFBError( "IDirectFBEventBuffer::WaitForEvent", ret ); + return NULL; + } + + if (data->stop) + return NULL; + + while (src->GetEvent( src, &event ) == DFB_OK) { + ret = dst->PostEvent( dst, &event ); + if (ret) { + DirectFBError( "IDirectFBEventBuffer::PostEvent", ret ); + return NULL; + } + + if (data->stop) + return NULL; + } + } + + return NULL; +} + |