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a51e0358 | 1 | /* Compatibility definitions for 'struct timeval' with 32-bit time_t. |
581c785b | 2 | Copyright (C) 2020-2022 Free Software Foundation, Inc. |
a51e0358 AF |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
17 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | #ifndef _TV32_COMPAT_H | |
20 | #define _TV32_COMPAT_H 1 | |
21 | ||
22 | #include <bits/types/time_t.h> | |
600f00b7 | 23 | #include <sys/resource.h> |
a51e0358 AF |
24 | |
25 | /* Structures containing 'struct timeval' with 32-bit time_t. */ | |
26 | struct __itimerval32 | |
27 | { | |
28 | struct __timeval32 it_interval; | |
29 | struct __timeval32 it_value; | |
30 | }; | |
31 | ||
600f00b7 AF |
32 | struct __rusage32 |
33 | { | |
34 | struct __timeval32 ru_utime; /* user time used */ | |
35 | struct __timeval32 ru_stime; /* system time used */ | |
36 | long ru_maxrss; /* maximum resident set size */ | |
37 | long ru_ixrss; /* integral shared memory size */ | |
38 | long ru_idrss; /* integral unshared data size */ | |
39 | long ru_isrss; /* integral unshared stack size */ | |
40 | long ru_minflt; /* page reclaims */ | |
41 | long ru_majflt; /* page faults */ | |
42 | long ru_nswap; /* swaps */ | |
43 | long ru_inblock; /* block input operations */ | |
44 | long ru_oublock; /* block output operations */ | |
45 | long ru_msgsnd; /* messages sent */ | |
46 | long ru_msgrcv; /* messages received */ | |
47 | long ru_nsignals; /* signals received */ | |
48 | long ru_nvcsw; /* voluntary context switches */ | |
49 | long ru_nivcsw; /* involuntary " */ | |
50 | }; | |
51 | ||
52 | static inline void | |
53 | rusage32_to_rusage64 (const struct __rusage32 *restrict r32, | |
54 | struct __rusage64 *restrict r64) | |
55 | { | |
56 | /* Make sure the entire output structure is cleared, including | |
57 | padding and reserved fields. */ | |
58 | memset (r64, 0, sizeof *r64); | |
59 | ||
60 | r64->ru_utime = valid_timeval32_to_timeval64 (r32->ru_utime); | |
61 | r64->ru_stime = valid_timeval32_to_timeval64 (r32->ru_stime); | |
62 | r64->ru_maxrss = r32->ru_maxrss; | |
63 | r64->ru_ixrss = r32->ru_ixrss; | |
64 | r64->ru_idrss = r32->ru_idrss; | |
65 | r64->ru_isrss = r32->ru_isrss; | |
66 | r64->ru_minflt = r32->ru_minflt; | |
67 | r64->ru_majflt = r32->ru_majflt; | |
68 | r64->ru_nswap = r32->ru_nswap; | |
69 | r64->ru_inblock = r32->ru_inblock; | |
70 | r64->ru_oublock = r32->ru_oublock; | |
71 | r64->ru_msgsnd = r32->ru_msgsnd; | |
72 | r64->ru_msgrcv = r32->ru_msgrcv; | |
73 | r64->ru_nsignals = r32->ru_nsignals; | |
74 | r64->ru_nvcsw = r32->ru_nvcsw; | |
75 | r64->ru_nivcsw = r32->ru_nivcsw; | |
76 | } | |
77 | ||
0bcd0c51 AF |
78 | static inline void |
79 | rusage64_to_rusage32 (const struct __rusage64 *restrict r64, | |
80 | struct __rusage32 *restrict r32) | |
81 | { | |
82 | /* Make sure the entire output structure is cleared, including | |
83 | padding and reserved fields. */ | |
84 | memset (r32, 0, sizeof *r32); | |
85 | ||
86 | r32->ru_utime = valid_timeval64_to_timeval32 (r64->ru_utime); | |
87 | r32->ru_stime = valid_timeval64_to_timeval32 (r64->ru_stime); | |
88 | r32->ru_maxrss = r64->ru_maxrss; | |
89 | r32->ru_ixrss = r64->ru_ixrss; | |
90 | r32->ru_idrss = r64->ru_idrss; | |
91 | r32->ru_isrss = r64->ru_isrss; | |
92 | r32->ru_minflt = r64->ru_minflt; | |
93 | r32->ru_majflt = r64->ru_majflt; | |
94 | r32->ru_nswap = r64->ru_nswap; | |
95 | r32->ru_inblock = r64->ru_inblock; | |
96 | r32->ru_oublock = r64->ru_oublock; | |
97 | r32->ru_msgsnd = r64->ru_msgsnd; | |
98 | r32->ru_msgrcv = r64->ru_msgrcv; | |
99 | r32->ru_nsignals = r64->ru_nsignals; | |
100 | r32->ru_nvcsw = r64->ru_nvcsw; | |
101 | r32->ru_nivcsw = r64->ru_nivcsw; | |
102 | } | |
103 | ||
a51e0358 | 104 | #endif /* tv32-compat.h */ |