/contrib/ntp/include/ieee754io.h

 1/*
 2 * /src/NTP/ntp4-dev/include/ieee754io.h,v 4.3 2005/04/16 17:32:10 kardel RELEASE_20050508_A
 3 *
 4 * ieee754io.h,v 4.3 2005/04/16 17:32:10 kardel RELEASE_20050508_A
 5 *
 6 * $Created: Sun Jul 13 12:22:11 1997 $
 7 *
 8 * Copyright (c) 1997-2005 by Frank Kardel <kardel <AT> ntp.org>
 9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the author nor the names of its contributors
19 *    may be used to endorse or promote products derived from this software
20 *    without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 */
35#ifndef IEEE754IO_H
36#define IEEE754IO_H
37
38#define IEEE_SINGLE 1
39#define IEEE_DOUBLE 2
40
41#define IEEE_MSB 1
42#define IEEE_LSB 2
43
44#define IEEE_OK          0	/* conversion ok */
45#define IEEE_BADCALL     1	/* bad call parameters */
46#define IEEE_NAN         2	/* found an NaN */
47#define IEEE_POSINFINITY 3	/* positive infinity */
48#define IEEE_NEGINFINITY 4	/* negative infinity */
49#define IEEE_POSOVERFLOW 5	/* positive overflow */
50#define IEEE_NEGOVERFLOW 6	/* negative overflow */
51
52#define IEEE_OFFSETS     8	/* number of byte positions */
53typedef unsigned char offsets_t[IEEE_OFFSETS];
54
55int fetch_ieee754 P((unsigned char **bufp, int size, l_fp *lfpp, offsets_t offsets));
56int put_ieee754 P((unsigned char **bufpp, int size, l_fp *lfpp, offsets_t offsets));
57
58#endif
59/*
60 * History:
61 *
62 * ieee754io.h,v
63 * Revision 4.3  2005/04/16 17:32:10  kardel
64 * update copyright
65 *
66 * Revision 4.2  2004/11/14 15:29:41  kardel
67 * support PPSAPI, upgrade Copyright to Berkeley style
68 *
69 * Revision 4.0  1998/04/10 19:50:40  kardel
70 * Start 4.0 release version numbering
71 *
72 * Revision 1.1  1998/04/10 19:27:33  kardel
73 * initial NTP VERSION 4 integration of PARSE with GPS166 binary support
74 *
75 * Revision 1.1  1997/10/06 20:55:37  kardel
76 * new parse structure
77 *
78 */