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/* SPDX-License-Identifier: BSD-2-Clause */

/**
 * @file
 *
 * @ingroup RTEMSScoreStatus
 *
 * @brief This header file provides the interfaces of the
 *   @ref RTEMSScoreStatus.
 */

/*
 * Copyright (c) 2016 embedded brains GmbH & Co. KG
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _RTEMS_SCORE_STATUS_H
#define _RTEMS_SCORE_STATUS_H

#include <rtems/score/basedefs.h>

#include <errno.h>
#include <pthread.h>

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

/**
 * @defgroup RTEMSScoreStatus Operation Status Support
 *
 * @ingroup RTEMSScore
 *
 * @brief This group contains the Operation Status Support implementation.
 *
 * @{
 */

/**
 * @brief Status code parts for the Classic API.
 *
 * Must be in synchronization with rtems_status_code.
 */
typedef enum {
  STATUS_CLASSIC_INCORRECT_STATE = 14,
  STATUS_CLASSIC_INTERNAL_ERROR = 25,
  STATUS_CLASSIC_INVALID_ADDRESS = 9,
  STATUS_CLASSIC_INVALID_ID = 4,
  STATUS_CLASSIC_INVALID_NAME = 3,
  STATUS_CLASSIC_INVALID_NODE = 21,
  STATUS_CLASSIC_INVALID_NUMBER = 10,
  STATUS_CLASSIC_INVALID_PRIORITY = 19,
  STATUS_CLASSIC_INVALID_SIZE = 8,
  STATUS_CLASSIC_NO_MEMORY = 26,
  STATUS_CLASSIC_NOT_DEFINED = 11,
  STATUS_CLASSIC_NOT_OWNER_OF_RESOURCE = 23,
  STATUS_CLASSIC_OBJECT_WAS_DELETED = 7,
  STATUS_CLASSIC_PROXY_BLOCKING = 29,
  STATUS_CLASSIC_RESOURCE_IN_USE = 12,
  STATUS_CLASSIC_SUCCESSFUL = 0,
  STATUS_CLASSIC_TIMEOUT = 6,
  STATUS_CLASSIC_TOO_MANY = 5,
  STATUS_CLASSIC_UNSATISFIED = 13
} Status_Classic;

/**
 * @brief Macro to build a status code from Classic and POSIX API parts.
 *
 * Uses a multiplication to preserve the signedness of the POSIX status.
 */
#define STATUS_BUILD( classic_status, posix_status ) \
  ( ( ( posix_status ) * 256 ) | ( classic_status ) )

/**
 * @brief Macro to get the Classic API status code.
 */
#define STATUS_GET_CLASSIC( status ) \
  ( ( status ) & 0xff )

/**
 * @brief Macro to get the POSIX API status code.
 *
 * Uses a division to preserve the signedness of the POSIX status.
 */
#define STATUS_GET_POSIX( status ) \
  ( ( status ) / 256 )

/**
 * @brief Status codes.
 */
typedef enum {
  STATUS_BARRIER_AUTOMATICALLY_RELEASED =
    STATUS_BUILD( STATUS_CLASSIC_SUCCESSFUL, PTHREAD_BARRIER_SERIAL_THREAD ),
  STATUS_DEADLOCK =
    STATUS_BUILD( STATUS_CLASSIC_INCORRECT_STATE, EDEADLK ),
  STATUS_FLUSHED =
    STATUS_BUILD( STATUS_CLASSIC_UNSATISFIED, EAGAIN ),
  STATUS_INCORRECT_STATE =
    STATUS_BUILD( STATUS_CLASSIC_INCORRECT_STATE, EINVAL ),
  STATUS_INTERRUPTED =
    STATUS_BUILD( STATUS_CLASSIC_INTERNAL_ERROR, EINTR ),
  STATUS_INTERNAL_ERROR =
    STATUS_BUILD( STATUS_CLASSIC_INTERNAL_ERROR, ENOTSUP ),
  STATUS_INVALID_ADDRESS =
    STATUS_BUILD( STATUS_CLASSIC_INVALID_ADDRESS, EFAULT ),
  STATUS_INVALID_ID =
    STATUS_BUILD( STATUS_CLASSIC_INVALID_ID, EINVAL ),
  STATUS_INVALID_NODE =
    STATUS_BUILD( STATUS_CLASSIC_INVALID_NODE, EINVAL ),
  STATUS_INVALID_NAME =
    STATUS_BUILD( STATUS_CLASSIC_INVALID_NAME, EINVAL ),
  STATUS_INVALID_NUMBER =
    STATUS_BUILD( STATUS_CLASSIC_INVALID_NUMBER, EINVAL ),
  STATUS_INVALID_PRIORITY =
    STATUS_BUILD( STATUS_CLASSIC_INVALID_PRIORITY, EINVAL ),
  STATUS_INVALID_SIZE =
    STATUS_BUILD( STATUS_CLASSIC_INVALID_SIZE, EINVAL ),
  STATUS_MAXIMUM_COUNT_EXCEEDED =
    STATUS_BUILD( STATUS_CLASSIC_UNSATISFIED, EOVERFLOW ),
  STATUS_MESSAGE_INVALID_SIZE =
    STATUS_BUILD( STATUS_CLASSIC_INVALID_SIZE, EMSGSIZE ),
  STATUS_MESSAGE_QUEUE_INVALID_NUMBER =
    STATUS_BUILD( STATUS_CLASSIC_INVALID_NUMBER, ENOSPC ),
  STATUS_MESSAGE_QUEUE_INVALID_SIZE =
    STATUS_BUILD( STATUS_CLASSIC_INVALID_SIZE, ENOSPC ),
  STATUS_MESSAGE_QUEUE_NO_MEMORY =
    STATUS_BUILD( STATUS_CLASSIC_UNSATISFIED, ENOSPC ),
  STATUS_MESSAGE_QUEUE_WAIT_IN_ISR =
    STATUS_BUILD( STATUS_CLASSIC_INTERNAL_ERROR, EAGAIN ),
  STATUS_MESSAGE_QUEUE_WAS_DELETED =
    STATUS_BUILD( STATUS_CLASSIC_OBJECT_WAS_DELETED, EBADF ),
  STATUS_MINUS_ONE =
    -1,
  STATUS_MUTEX_CEILING_VIOLATED =
    STATUS_BUILD( STATUS_CLASSIC_INVALID_PRIORITY, EINVAL ),
  STATUS_NESTING_NOT_ALLOWED =
    STATUS_BUILD( STATUS_CLASSIC_UNSATISFIED, EDEADLK ),
  STATUS_NO_MEMORY =
    STATUS_BUILD( STATUS_CLASSIC_NO_MEMORY, EINVAL ),
  STATUS_NOT_DEFINED =
    STATUS_BUILD( STATUS_CLASSIC_NOT_DEFINED, EINVAL ),
  STATUS_NOT_OWNER =
    STATUS_BUILD( STATUS_CLASSIC_NOT_OWNER_OF_RESOURCE, EPERM ),
  STATUS_OBJECT_WAS_DELETED =
    STATUS_BUILD( STATUS_CLASSIC_OBJECT_WAS_DELETED, EINVAL ),
  STATUS_PROXY_BLOCKING =
    STATUS_BUILD( STATUS_CLASSIC_PROXY_BLOCKING, EINVAL ),
  STATUS_RESOURCE_IN_USE =
    STATUS_BUILD( STATUS_CLASSIC_RESOURCE_IN_USE, EBUSY ),
  STATUS_RESULT_TOO_LARGE =
    STATUS_BUILD( STATUS_CLASSIC_UNSATISFIED, ERANGE ),
  STATUS_SUCCESSFUL =
    STATUS_BUILD( STATUS_CLASSIC_SUCCESSFUL, 0 ),
  STATUS_TIMEOUT =
    STATUS_BUILD( STATUS_CLASSIC_TIMEOUT, ETIMEDOUT ),
  STATUS_TOO_MANY =
    STATUS_BUILD( STATUS_CLASSIC_TOO_MANY, EAGAIN ),
  STATUS_UNAVAILABLE =
    STATUS_BUILD( STATUS_CLASSIC_UNSATISFIED, EBUSY ),
  STATUS_UNSATISFIED =
    STATUS_BUILD( STATUS_CLASSIC_UNSATISFIED, EAGAIN )
} Status_Control;

/** @} */

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* _RTEMS_SCORE_STATUS_H */