[bd2e898] | 1 | /* SPDX-License-Identifier: BSD-2-Clause */ |
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| 2 | |
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[c42d1a4] | 3 | /** |
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| 4 | * @file |
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| 5 | * |
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[3db9c820] | 6 | * @ingroup RTEMSImplClassicUserExt |
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[ac97074f] | 7 | * |
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[3db9c820] | 8 | * @brief This source file contains the implementation of |
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| 9 | * rtems_extension_create() and the User Extensions Manager system |
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| 10 | * initialization. |
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[c42d1a4] | 11 | */ |
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[28352fae] | 12 | |
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[c42d1a4] | 13 | /* |
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[30cd5393] | 14 | * COPYRIGHT (c) 1989-2007. |
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[ac97074f] | 15 | * On-Line Applications Research Corporation (OAR). |
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| 16 | * |
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[bd2e898] | 17 | * Redistribution and use in source and binary forms, with or without |
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| 18 | * modification, are permitted provided that the following conditions |
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| 19 | * are met: |
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| 20 | * 1. Redistributions of source code must retain the above copyright |
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| 21 | * notice, this list of conditions and the following disclaimer. |
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| 22 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 23 | * notice, this list of conditions and the following disclaimer in the |
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| 24 | * documentation and/or other materials provided with the distribution. |
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| 25 | * |
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| 26 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 27 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 28 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 29 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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| 30 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 31 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 32 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 33 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 34 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 35 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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| 36 | * POSSIBILITY OF SUCH DAMAGE. |
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[ac97074f] | 37 | */ |
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| 38 | |
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[80cf60e] | 39 | #ifdef HAVE_CONFIG_H |
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[16351f7a] | 40 | #include "config.h" |
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| 41 | #endif |
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| 42 | |
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[21275b58] | 43 | #include <rtems/extensionimpl.h> |
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[ac97074f] | 44 | #include <rtems/rtems/support.h> |
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[3be0c9a] | 45 | #include <rtems/score/userextimpl.h> |
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[21275b58] | 46 | #include <rtems/sysinit.h> |
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[ac97074f] | 47 | |
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| 48 | rtems_status_code rtems_extension_create( |
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[b7de5de] | 49 | rtems_name name, |
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| 50 | const rtems_extensions_table *extension_table, |
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| 51 | rtems_id *id |
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[ac97074f] | 52 | ) |
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| 53 | { |
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| 54 | Extension_Control *the_extension; |
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| 55 | |
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[3d73642] | 56 | if ( !rtems_is_name_valid( name ) ) { |
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| 57 | return RTEMS_INVALID_NAME; |
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| 58 | } |
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| 59 | |
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| 60 | if ( extension_table == NULL ) { |
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[30cd5393] | 61 | return RTEMS_INVALID_ADDRESS; |
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[3d73642] | 62 | } |
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[30cd5393] | 63 | |
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[3d73642] | 64 | if ( id == NULL ) { |
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| 65 | return RTEMS_INVALID_ADDRESS; |
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| 66 | } |
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[ac97074f] | 67 | |
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| 68 | the_extension = _Extension_Allocate(); |
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| 69 | |
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[3d73642] | 70 | if ( the_extension == NULL ) { |
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[23fec9f0] | 71 | _Objects_Allocator_unlock(); |
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[ac97074f] | 72 | return RTEMS_TOO_MANY; |
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| 73 | } |
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| 74 | |
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[c42d1a4] | 75 | _User_extensions_Add_set_with_table( &the_extension->Extension, extension_table ); |
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[ac97074f] | 76 | |
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[0b263b0e] | 77 | *id = _Objects_Open_u32( |
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[e36865d] | 78 | &_Extension_Information, |
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| 79 | &the_extension->Object, |
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[0b263b0e] | 80 | name |
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[e36865d] | 81 | ); |
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[23fec9f0] | 82 | _Objects_Allocator_unlock(); |
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[ac97074f] | 83 | return RTEMS_SUCCESSFUL; |
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| 84 | } |
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[21275b58] | 85 | |
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| 86 | static void _Extension_Manager_initialization( void ) |
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| 87 | { |
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| 88 | _Objects_Initialize_information( &_Extension_Information); |
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| 89 | } |
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| 90 | |
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| 91 | RTEMS_SYSINIT_ITEM( |
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| 92 | _Extension_Manager_initialization, |
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| 93 | RTEMS_SYSINIT_USER_EXTENSIONS, |
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| 94 | RTEMS_SYSINIT_ORDER_MIDDLE |
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| 95 | ); |
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