RTEMS 4.7.0 On-Line Library

Input and Output Primitives Manager Directives

RTEMS POSIX API User's Guide

5.4: Directives

Input and Output Primitives Manager pipe - Create an Inter-Process Channel

Input and Output Primitives Manager dup - Duplicates an open file descriptor

Input and Output Primitives Manager dup2 - Duplicates an open file descriptor

Input and Output Primitives Manager close - Closes a file.

Input and Output Primitives Manager read - Reads from a file.

Input and Output Primitives Manager write - Writes to a file

Input and Output Primitives Manager fcntl - Manipulates an open file descriptor

Input and Output Primitives Manager lseek - Reposition read/write file offset

Input and Output Primitives Manager fsync - Synchronize file complete in-core state with that on disk

Input and Output Primitives Manager fdatasync - Synchronize file in-core data with that on disk.

Input and Output Primitives Manager sync - Schedule file system updates

Input and Output Primitives Manager mount - Mount a file system

Input and Output Primitives Manager unmount - Unmount file systems

Input and Output Primitives Manager aio_read - Asynchronous Read

Input and Output Primitives Manager aio_write - Asynchronous Write

Input and Output Primitives Manager lio_listio - List Directed I/O

Input and Output Primitives Manager aio_error - Retrieve Error Status of Asynchronous I/O Operation

Input and Output Primitives Manager aio_return - Retrieve Return Status Asynchronous I/O Operation

Input and Output Primitives Manager aio_cancel - Cancel Asynchronous I/O Request

Input and Output Primitives Manager aio_suspend - Wait for Asynchronous I/O Request

Input and Output Primitives Manager aio_fsync - Asynchronous File Synchronization

This section details the input and output primitives manager's directives. A subsection is dedicated to each of this manager's directives and describes the calling sequence, related constants, usage, and status codes.

RTEMS POSIX API User's Guide