From 7fe60435bce6595a9c58a9bfd8244d74b5320e96 Mon Sep 17 00:00:00 2001 From: Benjamin Franzke Date: Tue, 15 Jan 2013 08:46:13 +0100 Subject: Import DirectFB141_2k11R3_beta5 --- Source/DirectFB/src/core/core_parts.c | 202 ++++++++++++++++++++++++++++++++++ 1 file changed, 202 insertions(+) create mode 100755 Source/DirectFB/src/core/core_parts.c (limited to 'Source/DirectFB/src/core/core_parts.c') diff --git a/Source/DirectFB/src/core/core_parts.c b/Source/DirectFB/src/core/core_parts.c new file mode 100755 index 0000000..1b5f944 --- /dev/null +++ b/Source/DirectFB/src/core/core_parts.c @@ -0,0 +1,202 @@ +/* + (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 , + Andreas Hundt , + Sven Neumann , + Ville Syrjälä and + Claudio Ciccani . + + 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 + +#include +#include + +#include + +#include +#include + +#include +#include + +#include +#include + + +D_DEBUG_DOMAIN( Core_Parts, "Core/Parts", "DirectFB Core Parts" ); + + +DFBResult +dfb_core_part_initialize( CoreDFB *core, + CorePart *core_part ) +{ + DFBResult ret; + void *local = NULL; + void *shared = NULL; + FusionSHMPoolShared *pool; + + pool = dfb_core_shmpool( core ); + + if (core_part->initialized) { + D_BUG( "%s already initialized", core_part->name ); + return DFB_BUG; + } + + D_DEBUG_AT( Core_Parts, "Going to initialize '%s' core...\n", core_part->name ); + + if (core_part->size_local) + local = D_CALLOC( 1, core_part->size_local ); + + if (core_part->size_shared) + shared = SHCALLOC( pool, 1, core_part->size_shared ); + + ret = core_part->Initialize( core, local, shared ); + if (ret) { + D_ERROR( "DirectFB/Core: Could not initialize '%s' core!\n" + " --> %s\n", core_part->name, + DirectFBErrorString( ret ) ); + + if (shared) + SHFREE( pool, shared ); + + if (local) + D_FREE( local ); + + return ret; + } + + if (shared) + fusion_arena_add_shared_field( dfb_core_arena( core ), + core_part->name, shared ); + + core_part->data_local = local; + core_part->data_shared = shared; + core_part->initialized = true; + + return DFB_OK; +} + +DFBResult +dfb_core_part_join( CoreDFB *core, + CorePart *core_part ) +{ + DFBResult ret; + void *local = NULL; + void *shared = NULL; + + if (core_part->initialized) { + D_BUG( "%s already joined", core_part->name ); + return DFB_BUG; + } + + D_DEBUG_AT( Core_Parts, "Going to join '%s' core...\n", core_part->name ); + + if (core_part->size_shared && + fusion_arena_get_shared_field( dfb_core_arena( core ), + core_part->name, &shared )) + return DFB_FUSION; + + if (core_part->size_local) + local = D_CALLOC( 1, core_part->size_local ); + + ret = core_part->Join( core, local, shared ); + if (ret) { + D_ERROR( "DirectFB/Core: Could not join '%s' core!\n" + " --> %s\n", core_part->name, + DirectFBErrorString( ret ) ); + + if (local) + D_FREE( local ); + + return ret; + } + + core_part->data_local = local; + core_part->data_shared = shared; + core_part->initialized = true; + + return DFB_OK; +} + +DFBResult +dfb_core_part_shutdown( CoreDFB *core, + CorePart *core_part, + bool emergency ) +{ + DFBResult ret; + FusionSHMPoolShared *pool; + + pool = dfb_core_shmpool( core ); + + if (!core_part->initialized) + return DFB_OK; + + D_DEBUG_AT( Core_Parts, "Going to shutdown '%s' core...\n", core_part->name ); + + ret = core_part->Shutdown( core_part->data_local, emergency ); + if (ret) + D_ERROR( "DirectFB/Core: Could not shutdown '%s' core!\n" + " --> %s\n", core_part->name, + DirectFBErrorString( ret ) ); + + if (core_part->data_shared) + SHFREE( pool, core_part->data_shared ); + + if (core_part->data_local) + D_FREE( core_part->data_local ); + + core_part->data_local = NULL; + core_part->data_shared = NULL; + core_part->initialized = false; + + return DFB_OK; +} + +DFBResult +dfb_core_part_leave( CoreDFB *core, + CorePart *core_part, + bool emergency ) +{ + DFBResult ret; + + if (!core_part->initialized) + return DFB_OK; + + D_DEBUG_AT( Core_Parts, "Going to leave '%s' core...\n", core_part->name ); + + ret = core_part->Leave( core_part->data_local, emergency ); + if (ret) + D_ERROR( "DirectFB/Core: Could not leave '%s' core!\n" + " --> %s\n", core_part->name, + DirectFBErrorString( ret ) ); + + if (core_part->data_local) + D_FREE( core_part->data_local ); + + core_part->data_local = NULL; + core_part->data_shared = NULL; + core_part->initialized = false; + + return DFB_OK; +} + -- cgit