1/*-
2 * Copyright (c) 2010, Oracle America, Inc.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 *       notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 *       copyright notice, this list of conditions and the following
12 *       disclaimer in the documentation and/or other materials
13 *       provided with the distribution.
14 *     * Neither the name of the "Oracle America, Inc." nor the names of its
15 *       contributors may be used to endorse or promote products derived
16 *       from this software without specific prior written permission.
17 *
18 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
21 *   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
22 *   COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
23 *   INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 *   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
25 *   GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 *   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27 *   WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
28 *   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32/*
33 * Gather statistics on remote machines
34 */
35
36#ifdef RPC_HDR
37
38%#ifndef FSCALE
39%/*
40% * Scale factor for scaled integers used to count load averages.
41% */
42%#define FSHIFT  8               /* bits to right of fixed binary point */
43%#define FSCALE  (1<<FSHIFT)
44%
45%#endif /* ndef FSCALE */
46
47#endif /* def RPC_HDR */
48
49const RSTAT_CPUSTATES = 4;
50const RSTAT_DK_NDRIVE = 4;
51
52/*
53 * GMT since 0:00, January 1, 1970
54 */
55struct rstat_timeval {
56	unsigned int tv_sec;	/* seconds */
57	unsigned int tv_usec;	/* and microseconds */
58};
59
60struct statstime {				/* RSTATVERS_TIME */
61	int cp_time[RSTAT_CPUSTATES];
62	int dk_xfer[RSTAT_DK_NDRIVE];
63	unsigned int v_pgpgin;	/* these are cumulative sum */
64	unsigned int v_pgpgout;
65	unsigned int v_pswpin;
66	unsigned int v_pswpout;
67	unsigned int v_intr;
68	int if_ipackets;
69	int if_ierrors;
70	int if_oerrors;
71	int if_collisions;
72	unsigned int v_swtch;
73	int avenrun[3];         /* scaled by FSCALE */
74	rstat_timeval boottime;
75	rstat_timeval curtime;
76	int if_opackets;
77};
78
79struct statsswtch {			/* RSTATVERS_SWTCH */
80	int cp_time[RSTAT_CPUSTATES];
81	int dk_xfer[RSTAT_DK_NDRIVE];
82	unsigned int v_pgpgin;	/* these are cumulative sum */
83	unsigned int v_pgpgout;
84	unsigned int v_pswpin;
85	unsigned int v_pswpout;
86	unsigned int v_intr;
87	int if_ipackets;
88	int if_ierrors;
89	int if_oerrors;
90	int if_collisions;
91	unsigned int v_swtch;
92	unsigned int avenrun[3];/* scaled by FSCALE */
93	rstat_timeval boottime;
94	int if_opackets;
95};
96
97struct stats {				/* RSTATVERS_ORIG */
98	int cp_time[RSTAT_CPUSTATES];
99	int dk_xfer[RSTAT_DK_NDRIVE];
100	unsigned int v_pgpgin;	/* these are cumulative sum */
101	unsigned int v_pgpgout;
102	unsigned int v_pswpin;
103	unsigned int v_pswpout;
104	unsigned int v_intr;
105	int if_ipackets;
106	int if_ierrors;
107	int if_oerrors;
108	int if_collisions;
109	int if_opackets;
110};
111
112
113program RSTATPROG {
114	/*
115	 * Newest version includes current time and context switching info
116	 */
117	version RSTATVERS_TIME {
118		statstime
119		RSTATPROC_STATS(void) = 1;
120
121		unsigned int
122		RSTATPROC_HAVEDISK(void) = 2;
123	} = 3;
124	/*
125	 * Does not have current time
126	 */
127	version RSTATVERS_SWTCH {
128		statsswtch
129		RSTATPROC_STATS(void) = 1;
130
131		unsigned int
132		RSTATPROC_HAVEDISK(void) = 2;
133	} = 2;
134	/*
135	 * Old version has no info about current time or context switching
136	 */
137	version RSTATVERS_ORIG {
138		stats
139		RSTATPROC_STATS(void) = 1;
140
141		unsigned int
142		RSTATPROC_HAVEDISK(void) = 2;
143	} = 1;
144} = 100001;
145
146#ifdef RPC_HDR
147%
148%enum clnt_stat rstat(char *, struct statstime *);
149%int havedisk(char *);
150%
151#endif
152