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/*
* Copyright (c) 2016 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Dornierstr. 4
* 82178 Puchheim
* Germany
* <rtems@embedded-brains.de>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#ifndef _RTEMS_SCORE_STATUS_H
#define _RTEMS_SCORE_STATUS_H
#include <rtems/score/basedefs.h>
#if defined(RTEMS_POSIX_API)
#include <errno.h>
#include <pthread.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/**
* @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 = 13,
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_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.
*/
#if defined(RTEMS_POSIX_API)
#define STATUS_BUILD( classic_status, posix_status ) \
( ( ( (unsigned int) ( posix_status ) ) << 8 ) | ( classic_status ) )
#else
#define STATUS_BUILD( classic_status, posix_status ) \
( classic_status )
#endif
/**
* @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.
*
* Performs an arithmetic shift to reconstruct a negative POSIX status.
*/
#define STATUS_GET_POSIX( status ) \
( ( ( (int) ( status ) ) | 0xff ) >> 8 )
/**
* @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_INVALID_NUMBER =
STATUS_BUILD( STATUS_CLASSIC_INVALID_NUMBER, EINVAL ),
STATUS_INVALID_PRIORITY =
STATUS_BUILD( STATUS_CLASSIC_INVALID_PRIORITY, EINVAL ),
STATUS_MAXIMUM_COUNT_EXCEEDED =
STATUS_BUILD( STATUS_CLASSIC_INTERNAL_ERROR, EOVERFLOW ),
STATUS_MESSAGE_INVALID_SIZE =
STATUS_BUILD( STATUS_CLASSIC_INVALID_SIZE, EMSGSIZE ),
STATUS_MESSAGE_QUEUE_WAIT_IN_ISR =
STATUS_BUILD( STATUS_CLASSIC_INTERNAL_ERROR, ENOMEM ),
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_RESOURCE_IN_USE =
STATUS_BUILD( STATUS_CLASSIC_RESOURCE_IN_USE, EBUSY ),
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 */
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