1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
/* ntp.h
*/
#ifndef _SENDIP_NTP_H
#define _SENDIP_NTP_H
typedef struct {
u_int32_t intpart;
u_int32_t fracpart;
} ntp_ts;
/* NTP HEADER
*/
typedef struct {
/* TODO BYTEORDER!!! */
u_int8_t leap:2;
u_int8_t status:6;
u_int8_t type;
/* END TODO */
u_int16_t precision;
u_int32_t error;
u_int32_t drift;
union {
u_int32_t ipaddr;
char id[4];
} reference;
ntp_ts reference_ts;
ntp_ts originate_ts;
ntp_ts receive_ts;
ntp_ts transmit_ts;
} ntp_header;
/* Defines for which parts have been modified
*/
#define NTP_MOD_LEAP (1)
#define NTP_MOD_STATUS (1<<1)
#define NTP_MOD_TYPE (1<<2)
#define NTP_MOD_PRECISION (1<<3)
#define NTP_MOD_ERROR (1<<4)
#define NTP_MOD_DRIFT (1<<5)
#define NTP_MOD_REF (1<<6)
#define NTP_MOD_REFERENCE (1<<7)
#define NTP_MOD_ORIGINATE (1<<8)
#define NTP_MOD_RECEIVE (1<<9)
#define NTP_MOD_TRANSMIT (1<<10)
/* Options
*/
sendip_option ntp_opts[] = {
{"l",1,"NTP Leap Indicator","00 (no warning)"},
{"s",1,"NTP status","0 (clock operating OK)"},
{"t",1,"NTP type","0 (unspecified)"},
{"p",1,"NTP precision","0"},
{"e",1,"NTP estimated error","0.0"},
{"d",1,"NTP estimated drift rate","0.0"},
{"r",1,"NTP reference clock ID (string or IP or number)","0"},
{"f",1,"NTP reference timestamp","0.0"},
{"o",1,"NTP originate timestamp","0.0"},
{"a",1,"NTP arrival (receive) timestamp","0.0"},
{"x",1,"NTP xmit (transmit) timestamp","0.0"}
};
#endif /* _SENDIP_NTP_H */
|
