142 lines
3.7 KiB
C
142 lines
3.7 KiB
C
/*
|
|
* $Id$
|
|
*
|
|
Copyright (c) 2016-2020 Chung, Hyung-Hwan. All rights reserved.
|
|
|
|
Redistribution and use in source and binary forms, with or without
|
|
modification, are permitted pipevided 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 repipeduce the above copyright
|
|
notice, this list of conditions and the following disclaimer in the
|
|
documentation and/or other materials pipevided with the distribution.
|
|
|
|
THIS SOFTWARE IS PIPEVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
|
|
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WAfRRANTIES
|
|
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
NOT LIMITED TO, PIPECUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
DATA, OR PIPEFITS; 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 _MIO_PIPE_H_
|
|
#define _MIO_PIPE_H_
|
|
|
|
#include <mio.h>
|
|
|
|
typedef struct mio_dev_pipe_t mio_dev_pipe_t;
|
|
|
|
typedef int (*mio_dev_pipe_on_read_t) (
|
|
mio_dev_pipe_t* dev,
|
|
const void* data,
|
|
mio_iolen_t len
|
|
);
|
|
|
|
typedef int (*mio_dev_pipe_on_write_t) (
|
|
mio_dev_pipe_t* dev,
|
|
mio_iolen_t wrlen,
|
|
void* wrctx
|
|
);
|
|
|
|
typedef void (*mio_dev_pipe_on_close_t) (
|
|
mio_dev_pipe_t* dev
|
|
);
|
|
|
|
struct mio_dev_pipe_t
|
|
{
|
|
MIO_DEV_HEADER;
|
|
|
|
int pfd[2];
|
|
|
|
mio_dev_pipe_on_read_t on_read;
|
|
mio_dev_pipe_on_write_t on_write;
|
|
mio_dev_pipe_on_close_t on_close;
|
|
};
|
|
|
|
typedef struct mio_dev_pipe_make_t mio_dev_pipe_make_t;
|
|
struct mio_dev_pipe_make_t
|
|
{
|
|
mio_dev_pipe_on_write_t on_write; /* mandatory */
|
|
mio_dev_pipe_on_read_t on_read; /* mandatory */
|
|
mio_dev_pipe_on_close_t on_close; /* optional */
|
|
};
|
|
|
|
enum mio_dev_pipe_ioctl_cmd_t
|
|
{
|
|
MIO_DEV_PIPE_CLOSE,
|
|
MIO_DEV_PIPE_KILL_CHILD
|
|
};
|
|
typedef enum mio_dev_pipe_ioctl_cmd_t mio_dev_pipe_ioctl_cmd_t;
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
MIO_EXPORT mio_dev_pipe_t* mio_dev_pipe_make (
|
|
mio_t* mio,
|
|
mio_oow_t xtnsize,
|
|
const mio_dev_pipe_make_t* data
|
|
);
|
|
|
|
#if defined(MIO_HAVE_INLINE)
|
|
static MIO_INLINE mio_t* mio_dev_pipe_getmio (mio_dev_pipe_t* pipe) { return mio_dev_getmio((mio_dev_t*)pipe); }
|
|
#else
|
|
# define mio_dev_pipe_getmio(pipe) mio_dev_getmio(pipe)
|
|
#endif
|
|
|
|
#if defined(MIO_HAVE_INLINE)
|
|
static MIO_INLINE void* mio_dev_pipe_getxtn (mio_dev_pipe_t* pipe) { return (void*)(pipe + 1); }
|
|
#else
|
|
# define mio_dev_pipe_getxtn(pipe) ((void*)(((mio_dev_pipe_t*)pipe) + 1))
|
|
#endif
|
|
|
|
MIO_EXPORT void mio_dev_pipe_kill (
|
|
mio_dev_pipe_t* pipe
|
|
);
|
|
|
|
MIO_EXPORT void mio_dev_pipe_halt (
|
|
mio_dev_pipe_t* pipe
|
|
);
|
|
|
|
MIO_EXPORT int mio_dev_pipe_read (
|
|
mio_dev_pipe_t* pipe,
|
|
int enabled
|
|
);
|
|
|
|
MIO_EXPORT int mio_dev_pipe_timedread (
|
|
mio_dev_pipe_t* pipe,
|
|
int enabled,
|
|
const mio_ntime_t* tmout
|
|
);
|
|
|
|
MIO_EXPORT int mio_dev_pipe_write (
|
|
mio_dev_pipe_t* pipe,
|
|
const void* data,
|
|
mio_iolen_t len,
|
|
void* wrctx
|
|
);
|
|
|
|
MIO_EXPORT int mio_dev_pipe_timedwrite (
|
|
mio_dev_pipe_t* pipe,
|
|
const void* data,
|
|
mio_iolen_t len,
|
|
const mio_ntime_t* tmout,
|
|
void* wrctx
|
|
);
|
|
|
|
MIO_EXPORT int mio_dev_pipe_close (
|
|
mio_dev_pipe_t* pipe,
|
|
mio_dev_pipe_sid_t sid
|
|
);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|