xref: /aosp_15_r20/external/strace/ustat.c (revision cf84ac9a129d8ea9952db616b4e9b904c4bdde56)
1*cf84ac9aSAndroid Build Coastguard Worker /*
2*cf84ac9aSAndroid Build Coastguard Worker  * Copyright (c) 2017 JingPiao Chen <[email protected]>
3*cf84ac9aSAndroid Build Coastguard Worker  * All rights reserved.
4*cf84ac9aSAndroid Build Coastguard Worker  *
5*cf84ac9aSAndroid Build Coastguard Worker  * Redistribution and use in source and binary forms, with or without
6*cf84ac9aSAndroid Build Coastguard Worker  * modification, are permitted provided that the following conditions
7*cf84ac9aSAndroid Build Coastguard Worker  * are met:
8*cf84ac9aSAndroid Build Coastguard Worker  * 1. Redistributions of source code must retain the above copyright
9*cf84ac9aSAndroid Build Coastguard Worker  *    notice, this list of conditions and the following disclaimer.
10*cf84ac9aSAndroid Build Coastguard Worker  * 2. Redistributions in binary form must reproduce the above copyright
11*cf84ac9aSAndroid Build Coastguard Worker  *    notice, this list of conditions and the following disclaimer in the
12*cf84ac9aSAndroid Build Coastguard Worker  *    documentation and/or other materials provided with the distribution.
13*cf84ac9aSAndroid Build Coastguard Worker  * 3. The name of the author may not be used to endorse or promote products
14*cf84ac9aSAndroid Build Coastguard Worker  *    derived from this software without specific prior written permission.
15*cf84ac9aSAndroid Build Coastguard Worker  *
16*cf84ac9aSAndroid Build Coastguard Worker  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17*cf84ac9aSAndroid Build Coastguard Worker  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18*cf84ac9aSAndroid Build Coastguard Worker  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19*cf84ac9aSAndroid Build Coastguard Worker  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20*cf84ac9aSAndroid Build Coastguard Worker  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21*cf84ac9aSAndroid Build Coastguard Worker  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22*cf84ac9aSAndroid Build Coastguard Worker  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23*cf84ac9aSAndroid Build Coastguard Worker  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24*cf84ac9aSAndroid Build Coastguard Worker  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25*cf84ac9aSAndroid Build Coastguard Worker  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*cf84ac9aSAndroid Build Coastguard Worker  */
27*cf84ac9aSAndroid Build Coastguard Worker 
28*cf84ac9aSAndroid Build Coastguard Worker #include "defs.h"
29*cf84ac9aSAndroid Build Coastguard Worker #ifdef HAVE_USTAT_H
30*cf84ac9aSAndroid Build Coastguard Worker # include DEF_MPERS_TYPE(struct_ustat)
31*cf84ac9aSAndroid Build Coastguard Worker # include <ustat.h>
32*cf84ac9aSAndroid Build Coastguard Worker typedef struct ustat struct_ustat;
33*cf84ac9aSAndroid Build Coastguard Worker #endif /* HAVE_USTAT_H */
34*cf84ac9aSAndroid Build Coastguard Worker 
35*cf84ac9aSAndroid Build Coastguard Worker #include MPERS_DEFS
36*cf84ac9aSAndroid Build Coastguard Worker 
SYS_FUNC(ustat)37*cf84ac9aSAndroid Build Coastguard Worker SYS_FUNC(ustat)
38*cf84ac9aSAndroid Build Coastguard Worker {
39*cf84ac9aSAndroid Build Coastguard Worker 	if (entering(tcp))
40*cf84ac9aSAndroid Build Coastguard Worker 		print_dev_t((unsigned int) tcp->u_arg[0]);
41*cf84ac9aSAndroid Build Coastguard Worker 	else {
42*cf84ac9aSAndroid Build Coastguard Worker 		tprints(", ");
43*cf84ac9aSAndroid Build Coastguard Worker #ifdef HAVE_USTAT_H
44*cf84ac9aSAndroid Build Coastguard Worker 		struct_ustat ust;
45*cf84ac9aSAndroid Build Coastguard Worker 
46*cf84ac9aSAndroid Build Coastguard Worker 		if (!umove_or_printaddr(tcp, tcp->u_arg[1], &ust))
47*cf84ac9aSAndroid Build Coastguard Worker 			tprintf("{f_tfree=%llu, f_tinode=%llu}",
48*cf84ac9aSAndroid Build Coastguard Worker 				zero_extend_signed_to_ull(ust.f_tfree),
49*cf84ac9aSAndroid Build Coastguard Worker 				zero_extend_signed_to_ull(ust.f_tinode));
50*cf84ac9aSAndroid Build Coastguard Worker #else /* !HAVE_USTAT_H */
51*cf84ac9aSAndroid Build Coastguard Worker 		printaddr(tcp->u_arg[1]);
52*cf84ac9aSAndroid Build Coastguard Worker #endif /* HAVE_USTAT_H */
53*cf84ac9aSAndroid Build Coastguard Worker 	}
54*cf84ac9aSAndroid Build Coastguard Worker 
55*cf84ac9aSAndroid Build Coastguard Worker 	return 0;
56*cf84ac9aSAndroid Build Coastguard Worker }
57