source: mainline/uspace/lib/c/include/io/kio.h@ ebf5ced6

Last change on this file since ebf5ced6 was 690ad20, checked in by Jiří Zárevúcky <zarevucky.jiri@…>, 4 months ago

Convert kio buffer to bytes (part 1)

  • Property mode set to 100644
File size: 2.4 KB
RevLine 
[b27a97bb]1/*
[df4ed85]2 * Copyright (c) 2006 Jakub Vana
[b27a97bb]3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
[fadd381]29/** @addtogroup libc
[b2951e2]30 * @{
31 */
32/** @file
33 */
34
[4805495]35#ifndef _LIBC_IO_KIO_H_
36#define _LIBC_IO_KIO_H_
[d6cc453]37
[1d6dd2a]38#include <_bits/errno.h>
39#include <_bits/size_t.h>
[d5b37b6]40#include <io/verify.h>
41#include <stdarg.h>
42#include <stddef.h>
43#include <uchar.h>
[afa6e74]44
[45c8eea]45extern void __kio_init(void);
[25f6bddb]46extern void __kio_fini(void);
[b7fd2a0]47extern errno_t kio_write(const void *, size_t, size_t *);
[6fa9a99d]48extern void kio_update(void);
49extern void kio_command(const void *, size_t);
50extern int kio_printf(const char *, ...)
[09d13c8e]51 _HELENOS_PRINTF_ATTRIBUTE(1, 2);
[6fa9a99d]52extern int kio_vprintf(const char *, va_list);
[afa6e74]53
[690ad20]54extern size_t kio_read(char *buf, size_t n, size_t at);
[d5b37b6]55
[2965d18]56/*
57 * In some files, we have conditional DPRINTF(...) macro that is defined empty
58 * in most cases. Provide a dummy printf so we get argument checking and
59 * avoid unused variable errors.
60 */
61
62static inline int dummy_printf(const char *fmt, ...) _HELENOS_PRINTF_ATTRIBUTE(1, 2);
63static inline int dummy_printf(const char *fmt, ...)
64{
65 /* Empty. */
66 (void) fmt;
67 return 0;
68}
69
[d6cc453]70#endif
[b2951e2]71
[fadd381]72/** @}
[b2951e2]73 */
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