/*
* Copyright (c) 2006 Jakub Vana
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* 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, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; 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.
*/
/** @addtogroup libc
* @{
*/
/** @file
*/
#ifndef _LIBC_IO_KIO_H_
#define _LIBC_IO_KIO_H_
#include <_bits/errno.h>
#include <_bits/size_t.h>
#include <io/verify.h>
#include <stdarg.h>
#include <stddef.h>
#include <uchar.h>
extern void __kio_init(void);
extern void __kio_fini(void);
extern errno_t kio_write(const void *, size_t, size_t *);
extern void kio_update(void);
extern void kio_command(const void *, size_t);
extern int kio_printf(const char *, ...)
_HELENOS_PRINTF_ATTRIBUTE(1, 2);
extern int kio_vprintf(const char *, va_list);
extern size_t kio_read(char *buf, size_t n, size_t at);
/*
* In some files, we have conditional DPRINTF(...) macro that is defined empty
* in most cases. Provide a dummy printf so we get argument checking and
* avoid unused variable errors.
*/
static inline int dummy_printf(const char *fmt, ...) _HELENOS_PRINTF_ATTRIBUTE(1, 2);
static inline int dummy_printf(const char *fmt, ...)
{
/* Empty. */
(void) fmt;
return 0;
}
#endif
/** @}
*/