1 /*
2  * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
3  * Copyright (c) 2016-2018 The strace developers.
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. The name of the author may not be used to endorse or promote products
15  *    derived from this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #include "defs.h"
30 
31 #ifdef ALPHA
32 
33 # include "xstring.h"
34 
35 static int
decode_getxxid(struct tcb * tcp,const char * what)36 decode_getxxid(struct tcb *tcp, const char *what)
37 {
38 	if (entering(tcp))
39 		return 0;
40 
41 	long rval = getrval2(tcp);
42 	if (rval == -1)
43 		return 0;
44 	static const char const fmt[] = "%s %ld";
45 	static char outstr[sizeof(fmt) + 3 * sizeof(rval)];
46 	xsprintf(outstr, fmt, what, rval);
47 	tcp->auxstr = outstr;
48 	return RVAL_STR;
49 }
50 
SYS_FUNC(getxpid)51 SYS_FUNC(getxpid)
52 {
53 	return decode_getxxid(tcp, "ppid");
54 }
55 
SYS_FUNC(getxuid)56 SYS_FUNC(getxuid)
57 {
58 	return decode_getxxid(tcp, "euid");
59 }
60 
SYS_FUNC(getxgid)61 SYS_FUNC(getxgid)
62 {
63 	return decode_getxxid(tcp, "egid");
64 }
65 
SYS_FUNC(osf_statfs)66 SYS_FUNC(osf_statfs)
67 {
68 	printpath(tcp, tcp->u_arg[0]);
69 	tprints(", ");
70 	printaddr(tcp->u_arg[1]);
71 	tprints(", ");
72 	tprintf("%lu", tcp->u_arg[2]);
73 	return RVAL_DECODED;
74 }
75 
SYS_FUNC(osf_fstatfs)76 SYS_FUNC(osf_fstatfs)
77 {
78 	printfd(tcp, tcp->u_arg[0]);
79 	tprints(", ");
80 	printaddr(tcp->u_arg[1]);
81 	tprints(", ");
82 	tprintf("%lu", tcp->u_arg[2]);
83 	return RVAL_DECODED;
84 }
85 
86 #endif /* ALPHA */
87