/*
* Copyright (C) 2000, 2001, 2004, 2007, 2016 Internet Systems Consortium, Inc. ("ISC")
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
/* $Id: keyboard.c,v 1.7 2007/06/19 23:47:19 tbox Exp $ */
#include <config.h>
#include <sys/types.h>
#include <windows.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <unistd.h>
#include <fcntl.h>
#include <io.h>
#include <isc/keyboard.h>
#include <isc/util.h>
isc_result_t
isc_keyboard_open(isc_keyboard_t *keyboard) {
int fd;
REQUIRE(keyboard != NULL);
fd = _fileno(stdin);
if (fd < 0)
return (ISC_R_IOERROR);
keyboard->fd = fd;
keyboard->result = ISC_R_SUCCESS;
return (ISC_R_SUCCESS);
}
isc_result_t
isc_keyboard_close(isc_keyboard_t *keyboard, unsigned int sleeptime) {
REQUIRE(keyboard != NULL);
if (sleeptime > 0 && keyboard->result != ISC_R_CANCELED)
(void)Sleep(sleeptime*1000);
keyboard->fd = -1;
return (ISC_R_SUCCESS);
}
isc_result_t
isc_keyboard_getchar(isc_keyboard_t *keyboard, unsigned char *cp) {
ssize_t cc;
unsigned char c;
REQUIRE(keyboard != NULL);
REQUIRE(cp != NULL);
cc = read(keyboard->fd, &c, 1);
if (cc < 0) {
keyboard->result = ISC_R_IOERROR;
return (keyboard->result);
}
*cp = c;
return (ISC_R_SUCCESS);
}
isc_boolean_t
isc_keyboard_canceled(isc_keyboard_t *keyboard) {
return (ISC_TF(keyboard->result == ISC_R_CANCELED));
}