diff options
Diffstat (limited to 'Source/DirectFB/proxy/dispatcher/idirectfbdatabuffer_dispatcher.c')
| -rwxr-xr-x | Source/DirectFB/proxy/dispatcher/idirectfbdatabuffer_dispatcher.c | 673 |
1 files changed, 673 insertions, 0 deletions
diff --git a/Source/DirectFB/proxy/dispatcher/idirectfbdatabuffer_dispatcher.c b/Source/DirectFB/proxy/dispatcher/idirectfbdatabuffer_dispatcher.c new file mode 100755 index 0000000..b4c376a --- /dev/null +++ b/Source/DirectFB/proxy/dispatcher/idirectfbdatabuffer_dispatcher.c @@ -0,0 +1,673 @@ +/* + (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 <directfb.h> + +#include <direct/interface.h> +#include <direct/mem.h> +#include <direct/memcpy.h> +#include <direct/messages.h> +#include <direct/util.h> + +#include <voodoo/client.h> +#include <voodoo/interface.h> +#include <voodoo/manager.h> + +#include <media/idirectfbdatabuffer.h> + +#include "idirectfb_dispatcher.h" +#include "idirectfbdatabuffer_dispatcher.h" + + +static DFBResult Probe( void ); +static DFBResult Construct( IDirectFBDataBuffer *thiz, + IDirectFBDataBuffer *real, + VoodooManager *manager, + VoodooInstanceID super, + void *arg, + VoodooInstanceID *ret_instance ); + +#include <direct/interface_implementation.h> + +DIRECT_INTERFACE_IMPLEMENTATION( IDirectFBDataBuffer, Dispatcher ) + + +/**************************************************************************************************/ + +/* + * private data struct of IDirectFBDataBuffer_Dispatcher + */ +typedef struct { + IDirectFBDataBuffer_data base; + + IDirectFBDataBuffer *real; + + VoodooInstanceID self; /* The instance of this dispatcher itself. */ + VoodooInstanceID super; /* The instance of the super interface. */ + + VoodooManager *manager; + + IDirectFB *idirectfb; +} IDirectFBDataBuffer_Dispatcher_data; + +/**************************************************************************************************/ + +static void +IDirectFBDataBuffer_Dispatcher_Destruct( IDirectFBDataBuffer *thiz ) +{ + IDirectFBDataBuffer_Dispatcher_data *data = thiz->priv; + + D_DEBUG( "%s (%p)\n", __FUNCTION__, thiz ); + + data->real->Release( data->real ); + + IDirectFBDataBuffer_Destruct( thiz ); +} + +/**************************************************************************************************/ + +static DirectResult +IDirectFBDataBuffer_Dispatcher_AddRef( IDirectFBDataBuffer *thiz ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + data->base.ref++; + + return DFB_OK; +} + +static DirectResult +IDirectFBDataBuffer_Dispatcher_Release( IDirectFBDataBuffer *thiz ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + if (--data->base.ref == 0) + IDirectFBDataBuffer_Dispatcher_Destruct( thiz ); + + return DFB_OK; +} + +static DFBResult +IDirectFBDataBuffer_Dispatcher_Flush( IDirectFBDataBuffer *thiz ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + return data->real->Flush( data->real ); +} + +static DFBResult +IDirectFBDataBuffer_Dispatcher_Finish( IDirectFBDataBuffer *thiz ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + return data->real->Finish( data->real ); +} + +static DFBResult +IDirectFBDataBuffer_Dispatcher_SeekTo( IDirectFBDataBuffer *thiz, + unsigned int offset ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + return data->real->SeekTo( data->real, offset ); +} + +static DFBResult +IDirectFBDataBuffer_Dispatcher_GetPosition( IDirectFBDataBuffer *thiz, + unsigned int *offset ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + return data->real->GetPosition( data->real, offset ); +} + +static DFBResult +IDirectFBDataBuffer_Dispatcher_GetLength( IDirectFBDataBuffer *thiz, + unsigned int *length ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + return data->real->GetLength( data->real, length ); +} + +static DFBResult +IDirectFBDataBuffer_Dispatcher_WaitForData( IDirectFBDataBuffer *thiz, + unsigned int length ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + return data->real->WaitForData( data->real, length ); +} + +static DFBResult +IDirectFBDataBuffer_Dispatcher_WaitForDataWithTimeout( IDirectFBDataBuffer *thiz, + unsigned int length, + unsigned int seconds, + unsigned int milli_seconds ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + return data->real->WaitForDataWithTimeout( data->real, length, seconds, milli_seconds ); +} + +static DFBResult +IDirectFBDataBuffer_Dispatcher_GetData( IDirectFBDataBuffer *thiz, + unsigned int length, + void *dest, + unsigned int *read ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + return data->real->GetData( data->real, length, dest, read ); +} + +static DFBResult +IDirectFBDataBuffer_Dispatcher_PeekData( IDirectFBDataBuffer *thiz, + unsigned int length, + int offset, + void *dest, + unsigned int *read ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + return data->real->PeekData( data->real, length, offset, dest, read ); +} + +static DFBResult +IDirectFBDataBuffer_Dispatcher_HasData( IDirectFBDataBuffer *thiz ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + return data->real->HasData( data->real ); +} + +static DFBResult +IDirectFBDataBuffer_Dispatcher_PutData( IDirectFBDataBuffer *thiz, + const void *source, + unsigned int length ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + return data->real->PutData( data->real, source, length ); +} + +static DFBResult +IDirectFBDataBuffer_Dispatcher_CreateImageProvider( IDirectFBDataBuffer *thiz, + IDirectFBImageProvider **ret_interface ) +{ + DirectResult ret; + VoodooResponseMessage *response; + void *interface_ptr = NULL; + + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + if (!ret_interface) + return DFB_INVARG; + + ret = voodoo_manager_request( data->manager, data->super, + IDIRECTFB_METHOD_ID_CreateImageProvider, + VREQ_RESPOND | VREQ_ASYNC, &response, + VMBT_ID, data->self, + VMBT_NONE ); + if (ret) + return ret; + + ret = response->result; + if (ret == DR_OK) + ret = voodoo_construct_requestor( data->manager, "IDirectFBImageProvider", + response->instance, thiz, &interface_ptr ); + + voodoo_manager_finish_request( data->manager, response ); + + *ret_interface = interface_ptr; + + return ret; +} + +static DFBResult +IDirectFBDataBuffer_Dispatcher_CreateVideoProvider( IDirectFBDataBuffer *thiz, + IDirectFBVideoProvider **ret_interface ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + if (!ret_interface) + return DFB_INVARG; + + return DFB_UNIMPLEMENTED; +} + +static DFBResult +IDirectFBDataBuffer_Dispatcher_CreateFont( IDirectFBDataBuffer *thiz, + const DFBFontDescription *desc, + IDirectFBFont **ret_interface ) +{ + DirectResult ret; + VoodooResponseMessage *response; + void *interface_ptr = NULL; + + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + if (!ret_interface) + return DFB_INVARG; + + ret = voodoo_manager_request( data->manager, data->super, + IDIRECTFB_METHOD_ID_CreateFont, + VREQ_RESPOND | VREQ_ASYNC, &response, + VMBT_ID, data->self, + VMBT_DATA, sizeof(DFBFontDescription), desc, + VMBT_NONE ); + if (ret) + return ret; + + ret = response->result; + if (ret == DR_OK) + ret = voodoo_construct_requestor( data->manager, "IDirectFBFont", + response->instance, thiz, &interface_ptr ); + + voodoo_manager_finish_request( data->manager, response ); + + *ret_interface = interface_ptr; + + return ret; +} + +/**************************************************************************************************/ + +static DirectResult +Dispatch_Release( IDirectFBDataBuffer *thiz, IDirectFBDataBuffer *real, + VoodooManager *manager, VoodooRequestMessage *msg ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + return voodoo_manager_unregister_local( manager, data->self ); +} + +static DirectResult +Dispatch_Flush( IDirectFBDataBuffer *thiz, IDirectFBDataBuffer *real, + VoodooManager *manager, VoodooRequestMessage *msg ) +{ + DirectResult ret; + + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + ret = real->Flush( real ); + + return voodoo_manager_respond( manager, true, msg->header.serial, + ret, VOODOO_INSTANCE_NONE, + VMBT_NONE ); +} + +static DirectResult +Dispatch_Finish( IDirectFBDataBuffer *thiz, IDirectFBDataBuffer *real, + VoodooManager *manager, VoodooRequestMessage *msg ) +{ + DirectResult ret; + + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + ret = real->Finish( real ); + + return voodoo_manager_respond( manager, true, msg->header.serial, + ret, VOODOO_INSTANCE_NONE, + VMBT_NONE ); +} + +static DirectResult +Dispatch_SeekTo( IDirectFBDataBuffer *thiz, IDirectFBDataBuffer *real, + VoodooManager *manager, VoodooRequestMessage *msg ) +{ + DirectResult ret; + VoodooMessageParser parser; + unsigned int offset; + + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + VOODOO_PARSER_BEGIN( parser, msg ); + VOODOO_PARSER_GET_UINT( parser, offset ); + VOODOO_PARSER_END( parser ); + + ret = real->SeekTo( real, offset ); + + return voodoo_manager_respond( manager, true, msg->header.serial, + ret, VOODOO_INSTANCE_NONE, + VMBT_NONE ); +} + +static DirectResult +Dispatch_GetPosition( IDirectFBDataBuffer *thiz, IDirectFBDataBuffer *real, + VoodooManager *manager, VoodooRequestMessage *msg ) +{ + DirectResult ret; + unsigned int offset; + + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + ret = real->GetPosition( real, &offset ); + if (ret) + return ret; + + return voodoo_manager_respond( manager, true, msg->header.serial, + DFB_OK, VOODOO_INSTANCE_NONE, + VMBT_UINT, offset, + VMBT_NONE ); +} + +static DirectResult +Dispatch_GetLength( IDirectFBDataBuffer *thiz, IDirectFBDataBuffer *real, + VoodooManager *manager, VoodooRequestMessage *msg ) +{ + DirectResult ret; + unsigned int length; + + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + ret = real->GetLength( real, &length ); + if (ret) + return ret; + + return voodoo_manager_respond( manager, true, msg->header.serial, + DFB_OK, VOODOO_INSTANCE_NONE, + VMBT_UINT, length, + VMBT_NONE ); +} + +static DirectResult +Dispatch_WaitForData( IDirectFBDataBuffer *thiz, IDirectFBDataBuffer *real, + VoodooManager *manager, VoodooRequestMessage *msg ) +{ + DirectResult ret; + VoodooMessageParser parser; + unsigned int length; + + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + VOODOO_PARSER_BEGIN( parser, msg ); + VOODOO_PARSER_GET_UINT( parser, length ); + VOODOO_PARSER_END( parser ); + + ret = real->WaitForData( real, length ); + + return voodoo_manager_respond( manager, true, msg->header.serial, + ret, VOODOO_INSTANCE_NONE, + VMBT_NONE ); +} + +static DirectResult +Dispatch_WaitForDataWithTimeout( IDirectFBDataBuffer *thiz, IDirectFBDataBuffer *real, + VoodooManager *manager, VoodooRequestMessage *msg ) +{ + DirectResult ret; + VoodooMessageParser parser; + unsigned int length; + unsigned int seconds; + unsigned int milli_seconds; + + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + VOODOO_PARSER_BEGIN( parser, msg ); + VOODOO_PARSER_GET_UINT( parser, length ); + VOODOO_PARSER_GET_UINT( parser, seconds ); + VOODOO_PARSER_GET_UINT( parser, milli_seconds ); + VOODOO_PARSER_END( parser ); + + ret = real->WaitForDataWithTimeout( real, length, seconds, milli_seconds ); + + return voodoo_manager_respond( manager, true, msg->header.serial, + ret, VOODOO_INSTANCE_NONE, + VMBT_NONE ); +} + +static DirectResult +Dispatch_GetData( IDirectFBDataBuffer *thiz, IDirectFBDataBuffer *real, + VoodooManager *manager, VoodooRequestMessage *msg ) +{ + DirectResult ret; + VoodooMessageParser parser; + unsigned int length; + unsigned int read; + void *tmp; + + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + VOODOO_PARSER_BEGIN( parser, msg ); + VOODOO_PARSER_GET_UINT( parser, length ); + VOODOO_PARSER_END( parser ); + + if (length > 16384) + length = 16384; + + tmp = D_MALLOC( length ); + if (!tmp) + return D_OOM(); + + ret = real->GetData( real, length, tmp, &read ); + if (ret) { + D_FREE( tmp ); + return ret; + } + + ret = voodoo_manager_respond( manager, true, msg->header.serial, + ret, VOODOO_INSTANCE_NONE, + VMBT_UINT, read, + VMBT_DATA, read, tmp, + VMBT_NONE ); + + D_FREE( tmp ); + + return ret; +} + +static DirectResult +Dispatch_PeekData( IDirectFBDataBuffer *thiz, IDirectFBDataBuffer *real, + VoodooManager *manager, VoodooRequestMessage *msg ) +{ + DirectResult ret; + VoodooMessageParser parser; + unsigned int length; + int offset; + unsigned int read; + void *tmp; + + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + VOODOO_PARSER_BEGIN( parser, msg ); + VOODOO_PARSER_GET_UINT( parser, length ); + VOODOO_PARSER_GET_INT( parser, offset ); + VOODOO_PARSER_END( parser ); + + if (length > 16384) + length = 16384; + + tmp = D_MALLOC( length ); + if (!tmp) + return D_OOM(); + + ret = real->PeekData( real, length, offset, tmp, &read ); + if (ret) { + D_FREE( tmp ); + return ret; + } + + ret = voodoo_manager_respond( manager, true, msg->header.serial, + ret, VOODOO_INSTANCE_NONE, + VMBT_UINT, read, + VMBT_DATA, read, tmp, + VMBT_NONE ); + + D_FREE( tmp ); + + return ret; +} + +static DirectResult +Dispatch_HasData( IDirectFBDataBuffer *thiz, IDirectFBDataBuffer *real, + VoodooManager *manager, VoodooRequestMessage *msg ) +{ + DirectResult ret; + + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + ret = real->HasData( real ); + + return voodoo_manager_respond( manager, true, msg->header.serial, + ret, VOODOO_INSTANCE_NONE, + VMBT_NONE ); +} + +static DirectResult +Dispatch_PutData( IDirectFBDataBuffer *thiz, IDirectFBDataBuffer *real, + VoodooManager *manager, VoodooRequestMessage *msg ) +{ + DirectResult ret; + VoodooMessageParser parser; + unsigned int length; + const void *source; + + DIRECT_INTERFACE_GET_DATA(IDirectFBDataBuffer_Dispatcher) + + VOODOO_PARSER_BEGIN( parser, msg ); + VOODOO_PARSER_GET_UINT( parser, length ); + VOODOO_PARSER_GET_DATA( parser, source ); + VOODOO_PARSER_END( parser ); + + ret = real->PutData( real, source, length ); + + return voodoo_manager_respond( manager, true, msg->header.serial, + ret, VOODOO_INSTANCE_NONE, + VMBT_NONE ); +} + +static DirectResult +Dispatch( void *dispatcher, void *real, VoodooManager *manager, VoodooRequestMessage *msg ) +{ + D_DEBUG( "IDirectFBDataBuffer/Dispatcher: " + "Handling request for instance %u with method %u...\n", msg->instance, msg->method ); + + switch (msg->method) { + case IDIRECTFBDATABUFFER_METHOD_ID_Release: + return Dispatch_Release( dispatcher, real, manager, msg ); + + case IDIRECTFBDATABUFFER_METHOD_ID_Flush: + return Dispatch_Flush( dispatcher, real, manager, msg ); + + case IDIRECTFBDATABUFFER_METHOD_ID_Finish: + return Dispatch_Finish( dispatcher, real, manager, msg ); + + case IDIRECTFBDATABUFFER_METHOD_ID_SeekTo: + return Dispatch_SeekTo( dispatcher, real, manager, msg ); + + case IDIRECTFBDATABUFFER_METHOD_ID_GetPosition: + return Dispatch_GetPosition( dispatcher, real, manager, msg ); + + case IDIRECTFBDATABUFFER_METHOD_ID_GetLength: + return Dispatch_GetLength( dispatcher, real, manager, msg ); + + case IDIRECTFBDATABUFFER_METHOD_ID_WaitForData: + return Dispatch_WaitForData( dispatcher, real, manager, msg ); + + case IDIRECTFBDATABUFFER_METHOD_ID_WaitForDataWithTimeout: + return Dispatch_WaitForDataWithTimeout( dispatcher, real, manager, msg ); + + case IDIRECTFBDATABUFFER_METHOD_ID_GetData: + return Dispatch_GetData( dispatcher, real, manager, msg ); + + case IDIRECTFBDATABUFFER_METHOD_ID_PeekData: + return Dispatch_PeekData( dispatcher, real, manager, msg ); + + case IDIRECTFBDATABUFFER_METHOD_ID_HasData: + return Dispatch_HasData( dispatcher, real, manager, msg ); + + case IDIRECTFBDATABUFFER_METHOD_ID_PutData: + return Dispatch_PutData( dispatcher, real, manager, msg ); + } + + return DFB_NOSUCHMETHOD; +} + +/**************************************************************************************************/ + +static DFBResult +Probe() +{ + /* This implementation has to be loaded explicitly. */ + return DFB_UNSUPPORTED; +} + +static DFBResult +Construct( IDirectFBDataBuffer *thiz, + IDirectFBDataBuffer *real, + VoodooManager *manager, + VoodooInstanceID super, + void *arg, + VoodooInstanceID *ret_instance ) +{ + DFBResult ret; + VoodooInstanceID instance; + + DIRECT_ALLOCATE_INTERFACE_DATA(thiz, IDirectFBDataBuffer_Dispatcher) + + ret = IDirectFBDataBuffer_Construct( thiz, NULL, NULL ); + if (ret) + return ret; + + ret = voodoo_manager_register_local( manager, VOODOO_INSTANCE_NONE, thiz, real, Dispatch, &instance ); + if (ret) { + IDirectFBDataBuffer_Destruct( thiz ); + return ret; + } + + *ret_instance = instance; + + data->real = real; + data->self = instance; + data->super = super; + data->manager = manager; + data->idirectfb = arg; + + thiz->AddRef = IDirectFBDataBuffer_Dispatcher_AddRef; + thiz->Release = IDirectFBDataBuffer_Dispatcher_Release; + thiz->Flush = IDirectFBDataBuffer_Dispatcher_Flush; + thiz->Finish = IDirectFBDataBuffer_Dispatcher_Finish; + thiz->SeekTo = IDirectFBDataBuffer_Dispatcher_SeekTo; + thiz->GetPosition = IDirectFBDataBuffer_Dispatcher_GetPosition; + thiz->GetLength = IDirectFBDataBuffer_Dispatcher_GetLength; + thiz->WaitForData = IDirectFBDataBuffer_Dispatcher_WaitForData; + thiz->WaitForDataWithTimeout = IDirectFBDataBuffer_Dispatcher_WaitForDataWithTimeout; + thiz->GetData = IDirectFBDataBuffer_Dispatcher_GetData; + thiz->PeekData = IDirectFBDataBuffer_Dispatcher_PeekData; + thiz->HasData = IDirectFBDataBuffer_Dispatcher_HasData; + thiz->PutData = IDirectFBDataBuffer_Dispatcher_PutData; + thiz->CreateImageProvider = IDirectFBDataBuffer_Dispatcher_CreateImageProvider; + thiz->CreateVideoProvider = IDirectFBDataBuffer_Dispatcher_CreateVideoProvider; + thiz->CreateFont = IDirectFBDataBuffer_Dispatcher_CreateFont; + + return DFB_OK; +} + |