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- /*
- (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.
- */
- #ifndef __FUSION__CALL_H__
- #define __FUSION__CALL_H__
- #include <fusion/types.h>
- typedef enum {
- FCHR_RETURN,
- FCHR_RETAIN
- } FusionCallHandlerResult;
- typedef FusionCallHandlerResult (*FusionCallHandler) (int caller, /* fusion id of the caller */
- int call_arg, /* optional call parameter */
- void *call_ptr, /* optional call parameter */
- void *ctx, /* optional handler context */
- unsigned int serial,
- int *ret_val );
- typedef FusionCallHandlerResult (*FusionCallHandler3)(int caller, /* fusion id of the caller */
- int call_arg, /* optional call parameter */
- void *ptr, /* optional call parameter */
- unsigned int length,
- void *ctx, /* optional handler context */
- unsigned int serial,
- void *ret_ptr,
- unsigned int ret_size,
- unsigned int *ret_length );
- typedef struct {
- FusionWorldShared *shared;
- int call_id;
- FusionID fusion_id;
- FusionCallHandler handler;
- FusionCallHandler3 handler3;
- void *ctx;
- } FusionCall;
- DirectResult fusion_call_init ( FusionCall *call,
- FusionCallHandler handler,
- void *ctx,
- const FusionWorld *world );
- DirectResult fusion_call_init3 ( FusionCall *call,
- FusionCallHandler3 handler3,
- void *ctx,
- const FusionWorld *world );
- DirectResult fusion_call_execute( FusionCall *call,
- FusionCallExecFlags flags,
- int call_arg,
- void *call_ptr,
- int *ret_val );
- DirectResult fusion_call_execute3( FusionCall *call,
- FusionCallExecFlags flags,
- int call_arg,
- void *ptr,
- unsigned int length,
- void *ret_ptr,
- unsigned int ret_size,
- unsigned int *ret_length );
- DirectResult fusion_call_return ( FusionCall *call,
- unsigned int serial,
- int val );
- DirectResult fusion_call_return3( FusionCall *call,
- unsigned int serial,
- void *ptr,
- unsigned int length );
- DirectResult fusion_call_destroy( FusionCall *call );
- typedef enum {
- FUSION_CALL_PERMIT_NONE = 0x00000000,
- FUSION_CALL_PERMIT_EXECUTE = 0x00000001,
- FUSION_CALL_PERMIT_ALL = 0x00000001,
- } FusionCallPermissions;
- /*
- * Give permissions to another fusionee to use the call.
- */
- DirectResult fusion_call_add_permissions( FusionCall *call,
- FusionID fusion_id,
- FusionCallPermissions permissions );
- #endif
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