1/*	$NetBSD$	*/
2
3/*
4 * Copyright (C) 2004, 2007  Internet Systems Consortium, Inc. ("ISC")
5 * Copyright (C) 2000, 2001  Internet Software Consortium.
6 *
7 * Permission to use, copy, modify, and/or distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
10 *
11 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
12 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
13 * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
14 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
15 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
16 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
17 * PERFORMANCE OF THIS SOFTWARE.
18 */
19
20/* Id: keyboard.c,v 1.7 2007/06/19 23:47:19 tbox Exp  */
21
22#include <config.h>
23
24#include <sys/types.h>
25
26#include <windows.h>
27#include <errno.h>
28#include <stdlib.h>
29#include <string.h>
30#include <stdio.h>
31#include <unistd.h>
32#include <fcntl.h>
33
34#include <io.h>
35
36#include <isc/keyboard.h>
37#include <isc/util.h>
38
39isc_result_t
40isc_keyboard_open(isc_keyboard_t *keyboard) {
41	int fd;
42
43	REQUIRE(keyboard != NULL);
44
45	fd = _fileno(stdin);
46	if (fd < 0)
47		return (ISC_R_IOERROR);
48
49	keyboard->fd = fd;
50
51	keyboard->result = ISC_R_SUCCESS;
52
53	return (ISC_R_SUCCESS);
54}
55
56isc_result_t
57isc_keyboard_close(isc_keyboard_t *keyboard, unsigned int sleeptime) {
58	REQUIRE(keyboard != NULL);
59
60	if (sleeptime > 0 && keyboard->result != ISC_R_CANCELED)
61		(void)Sleep(sleeptime*1000);
62
63	keyboard->fd = -1;
64
65	return (ISC_R_SUCCESS);
66}
67
68isc_result_t
69isc_keyboard_getchar(isc_keyboard_t *keyboard, unsigned char *cp) {
70	ssize_t cc;
71	unsigned char c;
72
73	REQUIRE(keyboard != NULL);
74	REQUIRE(cp != NULL);
75
76	cc = read(keyboard->fd, &c, 1);
77	if (cc < 0) {
78		keyboard->result = ISC_R_IOERROR;
79		return (keyboard->result);
80	}
81
82	*cp = c;
83
84	return (ISC_R_SUCCESS);
85}
86
87isc_boolean_t
88isc_keyboard_canceled(isc_keyboard_t *keyboard) {
89	return (ISC_TF(keyboard->result == ISC_R_CANCELED));
90}
91
92