pipe.c

来自「xenomai 很好的linux实时补丁」· C语言 代码 · 共 92 行

/*
 * Copyright (C) 2005 Philippe Gerum <[e-mail]>.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.

 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */

#include <native/syscall.h>
#include <native/pipe.h>

extern int __native_muxid;

int rt_pipe_create (RT_PIPE *pipe,
		    const char *name,
		    int minor,
		    size_t poolsize)
{
    return XENOMAI_SKINCALL4(__native_muxid,
			     __native_pipe_create,
			     pipe,
			     name,
			     minor,
			     poolsize);
}

int rt_pipe_bind (RT_PIPE *pipe,
		  const char *name,
		  RTIME timeout)
{
    return XENOMAI_SKINCALL3(__native_muxid,
			     __native_pipe_bind,
			     pipe,
			     name,
			     &timeout);
}

int rt_pipe_delete (RT_PIPE *pipe)

{
    return XENOMAI_SKINCALL1(__native_muxid,
			     __native_pipe_delete,
			     pipe);
}

ssize_t rt_pipe_read (RT_PIPE *pipe,
		      void *buf,
		      size_t size,
		      RTIME timeout)
{
    return XENOMAI_SKINCALL4(__native_muxid,
			     __native_pipe_read,
			     pipe,
			     buf,
			     size,
			     &timeout);
}

ssize_t rt_pipe_write (RT_PIPE *pipe,
		       const void *buf,
		       size_t size,
		       int mode)
{
    return XENOMAI_SKINCALL4(__native_muxid,
			     __native_pipe_write,
			     pipe,
			     buf,
			     size,
			     mode);
}

ssize_t rt_pipe_stream (RT_PIPE *pipe,
			const void *buf,
			size_t size)
{
    return XENOMAI_SKINCALL3(__native_muxid,
			     __native_pipe_stream,
			     pipe,
			     buf,
			     size);
}