diff options
Diffstat (limited to 'cpukit/libcsupport/include/rtems/libio_.h')
| -rw-r--r-- | cpukit/libcsupport/include/rtems/libio_.h | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/cpukit/libcsupport/include/rtems/libio_.h b/cpukit/libcsupport/include/rtems/libio_.h index 7c5a29f0c3..6ef4b6ccb6 100644 --- a/cpukit/libcsupport/include/rtems/libio_.h +++ b/cpukit/libcsupport/include/rtems/libio_.h @@ -179,14 +179,14 @@ extern rtems_filesystem_global_location_t rtems_filesystem_global_location_null; rtems_libio_check_permissions_with_error(_iop, _flag, EINVAL ) /** - * @brief Clones a Node + * @brief Clones a node. * - * The caller must hold the file system instance lock. + * The caller must hold the file system instance lock. * - * @param[out] clone The cloned location. - * @param[in] master The master location. + * @param[out] clone The cloned location. + * @param[in] master The master location. * - * @see rtems_filesystem_instance_lock(). + * @see rtems_filesystem_instance_lock(). */ void rtems_filesystem_location_clone( rtems_filesystem_location_info_t *clone, @@ -276,12 +276,26 @@ static inline void rtems_filesystem_instance_unlock( * File Descriptor Routine Prototypes */ +/** + * This routine searches the IOP Table for an unused entry. If it + * finds one, it returns it. Otherwise, it returns NULL. + */ rtems_libio_t *rtems_libio_allocate(void); +/** + * Convert UNIX fnctl(2) flags to ones that RTEMS drivers understand + */ uint32_t rtems_libio_fcntl_flags( int fcntl_flags ); +/** + * Convert RTEMS internal flags to UNIX fnctl(2) flags + */ int rtems_libio_to_fcntl_flags( uint32_t flags ); +/** + * This routine frees the resources associated with an IOP (file descriptor) + * and clears the slot in the IOP Table. + */ void rtems_libio_free( rtems_libio_t *iop ); @@ -776,7 +790,7 @@ void rtems_filesystem_eval_path_error( * @brief Checks that the locations exist in the same file system instance. * * @retval 0 The locations exist and are in the same file system instance. - * @retval -1 An error occured. The @c errno indicates the error. + * @retval -1 An error occurred. The @c errno indicates the error. */ int rtems_filesystem_location_exists_in_same_instance_as( const rtems_filesystem_location_info_t *a, |