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Diffstat (limited to 'Source/FusionDale/proxy/dispatcher/icoma_dispatcher.c')
| -rwxr-xr-x | Source/FusionDale/proxy/dispatcher/icoma_dispatcher.c | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/Source/FusionDale/proxy/dispatcher/icoma_dispatcher.c b/Source/FusionDale/proxy/dispatcher/icoma_dispatcher.c new file mode 100755 index 0000000..4c7f8d4 --- /dev/null +++ b/Source/FusionDale/proxy/dispatcher/icoma_dispatcher.c @@ -0,0 +1,224 @@ +/* + (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 <fusiondale.h> + +#include <direct/debug.h> +#include <direct/interface.h> +#include <direct/messages.h> + +#include <voodoo/interface.h> +#include <voodoo/manager.h> +#include <voodoo/message.h> + +#include <coma/coma.h> +#include <coma/policy.h> + +#include <coma/icoma.h> + +#include "icoma_dispatcher.h" + +static DirectResult Probe( void ); +static DirectResult Construct( IComa *thiz, + IComa *real, + VoodooManager *manager, + VoodooInstanceID super, + void *arg, /* Optional arguments to constructor */ + VoodooInstanceID *ret_instance ); + +#include <direct/interface_implementation.h> + +DIRECT_INTERFACE_IMPLEMENTATION( IComa, Dispatcher ) + + +/**************************************************************************************************/ + +/* + * private data struct of IComa_Dispatcher + */ +typedef struct { + int ref; /* reference counter */ + + IComa *real; + + VoodooInstanceID super; + VoodooInstanceID self; + + VoodooManager *manager; + + char *name; +} IComa_Dispatcher_data; + +/**************************************************************************************************/ + +static void +IComa_Dispatcher_Destruct( IComa *thiz ) +{ + IComa_Dispatcher_data *data; + + D_DEBUG( "%s (%p)\n", __FUNCTION__, thiz ); + + data = thiz->priv; + + D_FREE( data->name ); + + voodoo_manager_unregister_local( data->manager, data->self ); + + data->real->Release( data->real ); + + DIRECT_DEALLOCATE_INTERFACE( thiz ); +} + +/**************************************************************************************************/ + +static DirectResult +IComa_Dispatcher_AddRef( IComa *thiz ) +{ + DIRECT_INTERFACE_GET_DATA(IComa_Dispatcher) + + data->ref++; + + return DR_OK; +} + +static DirectResult +IComa_Dispatcher_Release( IComa *thiz ) +{ + DIRECT_INTERFACE_GET_DATA(IComa_Dispatcher) + + if (--data->ref == 0) + IComa_Dispatcher_Destruct( thiz ); + + return DR_OK; +} + +/**************************************************************************************************/ + +static DirectResult +Dispatch_GetComponent( IComa *thiz, IComa *real, + VoodooManager *manager, VoodooRequestMessage *msg ) +{ + DirectResult ret; + const char *name; + unsigned int timeout; + VoodooMessageParser parser; + IComaComponent *component; + VoodooInstanceID instance; + + DIRECT_INTERFACE_GET_DATA(IComa_Dispatcher) + + VOODOO_PARSER_BEGIN( parser, msg ); + VOODOO_PARSER_GET_STRING( parser, name ); + VOODOO_PARSER_GET_UINT( parser, timeout ); + VOODOO_PARSER_END( parser ); + + if (!coma_policy_check_component( data->name, name )) + return DR_ACCESSDENIED; + + ret = real->GetComponent( real, name, timeout, &component ); + if (ret) + return ret; + + ret = voodoo_construct_dispatcher( manager, "IComaComponent", + component, data->self, real, &instance, NULL ); + if (ret) { + component->Release( component ); + return ret; + } + + return voodoo_manager_respond( manager, true, msg->header.serial, + DR_OK, instance, + VMBT_NONE ); +} + +static DirectResult +Dispatch( void *dispatcher, void *real, VoodooManager *manager, VoodooRequestMessage *msg ) +{ + D_DEBUG( "IComa/Dispatcher: " + "Handling request for instance %u with method %u...\n", msg->instance, msg->method ); + + switch (msg->method) { + case ICOMA_METHOD_ID_GetComponent: + return Dispatch_GetComponent( dispatcher, real, manager, msg ); + } + + return DR_NOSUCHMETHOD; +} + +/**************************************************************************************************/ + +static DirectResult +Probe() +{ + /* This implementation has to be loaded explicitly. */ + return DR_UNSUPPORTED; +} + +/* + * Constructor + * + * Fills in function pointers and intializes data structure. + */ +static DirectResult +Construct( IComa *thiz, + IComa *real, + VoodooManager *manager, + VoodooInstanceID super, + void *arg, /* Optional arguments to constructor */ + VoodooInstanceID *ret_instance ) +{ + DirectResult ret; + VoodooInstanceID instance; + + DIRECT_ALLOCATE_INTERFACE_DATA(thiz, IComa_Dispatcher) + + ret = voodoo_manager_register_local( manager, false, thiz, real, Dispatch, &instance ); + if (ret) { + DIRECT_DEALLOCATE_INTERFACE( thiz ); + return ret; + } + + IComa_data *real_data = real->priv; + + data->ref = 1; + data->real = real; + data->super = super; + data->self = instance; + data->manager = manager; + data->name = D_STRDUP( real_data->coma->name ); + + thiz->AddRef = IComa_Dispatcher_AddRef; + thiz->Release = IComa_Dispatcher_Release; + + *ret_instance = instance; + + return DR_OK; +} + |