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Annotation of embedaddon/ntp/lib/isc/win32/keyboard.c, revision 1.1

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