ntpdc.h revision 290001 
1/*
2 * ntpdc.h - definitions of interest to ntpdc
3 */
4#include "ntp_fp.h"
5#include "ntp.h"
6#include "ntp_request.h"
7#include "ntp_string.h"
8#include "ntp_malloc.h"
9
10/*
11 * Maximum number of arguments
12 */
13#define	MAXARGS	4
14#define	MOREARGS 10
15
16/*
17 * Flags for forming descriptors.
18 */
19#define	OPT		0x80	/* this argument is optional, or'd with type */
20
21#define	NO		0x0
22#define	NTP_STR		0x1	/* string argument */
23#define	NTP_UINT	0x2	/* unsigned integer */
24#define	NTP_INT		0x3	/* signed integer */
25#define	NTP_ADD		0x4	/* IP network address */
26#define IP_VERSION	0x5	/* IP version */
27
28/*
29 * Arguments are returned in a struct - no
30 * union space saving is attempted.
31 */
32typedef struct {
33	u_char type;
34	char *string;
35	long ival;
36	u_long uval;
37	sockaddr_u netnum;
38} arg_v;
39
40/*
41 * Structure for passing parsed command line
42 */
43struct parse {
44	char *keyword;
45	arg_v argval[MAXARGS + MOREARGS];
46	size_t nargs;
47};
48
49/*
50 * ntpdc includes a command parser which could charitably be called
51 * crude.  The following structure is used to define the command
52 * syntax.
53 */
54struct xcmd {
55  const char *keyword;		/* command key word */
56	void (*handler)	(struct parse *, FILE *);	/* command handler */
57	u_char arg[MAXARGS];	/* descriptors for arguments */
58  const char *desc[MAXARGS];	/* descriptions for arguments */
59  const char *comment;
60};
61
62extern	int impl_ver;
63extern	int showhostnames;
64extern	int s_port;
65
66extern	int	doquery	(int, int, int, int, int, char *, int *, int *, char **, int, int);
67extern	const char * nntohost	(sockaddr_u *);
68