1258945Sroberto/*
2258945Sroberto * Copyright (C) 2004, 2007  Internet Systems Consortium, Inc. ("ISC")
3258945Sroberto * Copyright (C) 2000, 2001  Internet Software Consortium.
4258945Sroberto *
5258945Sroberto * Permission to use, copy, modify, and/or distribute this software for any
6258945Sroberto * purpose with or without fee is hereby granted, provided that the above
7258945Sroberto * copyright notice and this permission notice appear in all copies.
8258945Sroberto *
9258945Sroberto * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
10258945Sroberto * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
11258945Sroberto * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
12258945Sroberto * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
13258945Sroberto * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
14258945Sroberto * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
15258945Sroberto * PERFORMANCE OF THIS SOFTWARE.
16258945Sroberto */
17258945Sroberto
18258945Sroberto/* $Id: keyboard.c,v 1.7 2007/06/19 23:47:19 tbox Exp $ */
19258945Sroberto
20258945Sroberto#include <config.h>
21258945Sroberto
22258945Sroberto#include <sys/types.h>
23258945Sroberto
24258945Sroberto#include <windows.h>
25258945Sroberto#include <errno.h>
26258945Sroberto#include <stdlib.h>
27258945Sroberto#include <string.h>
28258945Sroberto#include <stdio.h>
29258945Sroberto#include <unistd.h>
30258945Sroberto#include <fcntl.h>
31258945Sroberto
32258945Sroberto#include <io.h>
33258945Sroberto
34258945Sroberto#include <isc/keyboard.h>
35258945Sroberto#include <isc/util.h>
36258945Sroberto
37258945Srobertoisc_result_t
38258945Srobertoisc_keyboard_open(isc_keyboard_t *keyboard) {
39258945Sroberto	int fd;
40258945Sroberto
41258945Sroberto	REQUIRE(keyboard != NULL);
42258945Sroberto
43258945Sroberto	fd = _fileno(stdin);
44258945Sroberto	if (fd < 0)
45258945Sroberto		return (ISC_R_IOERROR);
46258945Sroberto
47258945Sroberto	keyboard->fd = fd;
48258945Sroberto
49258945Sroberto	keyboard->result = ISC_R_SUCCESS;
50258945Sroberto
51258945Sroberto	return (ISC_R_SUCCESS);
52258945Sroberto}
53258945Sroberto
54258945Srobertoisc_result_t
55258945Srobertoisc_keyboard_close(isc_keyboard_t *keyboard, unsigned int sleeptime) {
56258945Sroberto	REQUIRE(keyboard != NULL);
57258945Sroberto
58258945Sroberto	if (sleeptime > 0 && keyboard->result != ISC_R_CANCELED)
59258945Sroberto		(void)Sleep(sleeptime*1000);
60258945Sroberto
61258945Sroberto	keyboard->fd = -1;
62258945Sroberto
63258945Sroberto	return (ISC_R_SUCCESS);
64258945Sroberto}
65258945Sroberto
66258945Srobertoisc_result_t
67258945Srobertoisc_keyboard_getchar(isc_keyboard_t *keyboard, unsigned char *cp) {
68258945Sroberto	ssize_t cc;
69258945Sroberto	unsigned char c;
70258945Sroberto
71258945Sroberto	REQUIRE(keyboard != NULL);
72258945Sroberto	REQUIRE(cp != NULL);
73258945Sroberto
74258945Sroberto	cc = read(keyboard->fd, &c, 1);
75258945Sroberto	if (cc < 0) {
76258945Sroberto		keyboard->result = ISC_R_IOERROR;
77258945Sroberto		return (keyboard->result);
78258945Sroberto	}
79258945Sroberto
80258945Sroberto	*cp = c;
81258945Sroberto
82258945Sroberto	return (ISC_R_SUCCESS);
83258945Sroberto}
84258945Sroberto
85258945Srobertoisc_boolean_t
86258945Srobertoisc_keyboard_canceled(isc_keyboard_t *keyboard) {
87258945Sroberto	return (ISC_TF(keyboard->result == ISC_R_CANCELED));
88258945Sroberto}
89258945Sroberto
90