1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2006 Roman Divacky
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD$
29 */
30
31 #ifndef _LINUX_MISC_H_
32 #define _LINUX_MISC_H_
33
34 #include <sys/sysctl.h>
35
36 /* bits per mask */
37 #define LINUX_NFDBITS sizeof(l_fd_mask) * 8
38
39 /*
40 * Miscellaneous
41 */
42 #define LINUX_NAME_MAX 255
43 #define LINUX_MAX_UTSNAME 65
44
45 #define LINUX_CTL_MAXNAME 10
46
47 /* defines for prctl */
48 #define LINUX_PR_SET_PDEATHSIG 1 /* Second arg is a signal. */
49 #define LINUX_PR_GET_PDEATHSIG 2 /*
50 * Second arg is a ptr to return the
51 * signal.
52 */
53 #define LINUX_PR_GET_DUMPABLE 3
54 #define LINUX_PR_SET_DUMPABLE 4
55 #define LINUX_PR_GET_KEEPCAPS 7 /* Get drop capabilities on setuid */
56 #define LINUX_PR_SET_KEEPCAPS 8 /* Set drop capabilities on setuid */
57 #define LINUX_PR_SET_NAME 15 /* Set process name. */
58 #define LINUX_PR_GET_NAME 16 /* Get process name. */
59 #define LINUX_PR_GET_SECCOMP 21
60 #define LINUX_PR_SET_SECCOMP 22
61 #define LINUX_PR_CAPBSET_READ 23
62 #define LINUX_PR_SET_NO_NEW_PRIVS 38
63 #define LINUX_PR_SET_PTRACER 1499557217
64
65 #define LINUX_MAX_COMM_LEN 16 /* Maximum length of the process name. */
66
67 /* For GET/SET DUMPABLE */
68 #define LINUX_SUID_DUMP_DISABLE 0 /* Don't coredump setuid processes. */
69 #define LINUX_SUID_DUMP_USER 1 /* Dump as user of process. */
70 #define LINUX_SUID_DUMP_ROOT 2 /* Dump as root. */
71
72 #define LINUX_MREMAP_MAYMOVE 1
73 #define LINUX_MREMAP_FIXED 2
74
75 #define LINUX_PATH_MAX 4096
76
77 extern const char *linux_kplatform;
78
79 /*
80 * Non-standard aux entry types used in Linux ELF binaries.
81 */
82
83 #define LINUX_AT_PLATFORM 15 /* String identifying CPU */
84 #define LINUX_AT_HWCAP 16 /* CPU capabilities */
85 #define LINUX_AT_CLKTCK 17 /* frequency at which times() increments */
86 #define LINUX_AT_SECURE 23 /* secure mode boolean */
87 #define LINUX_AT_BASE_PLATFORM 24 /* string identifying real platform, may
88 * differ from AT_PLATFORM.
89 */
90 #define LINUX_AT_RANDOM 25 /* address of random bytes */
91 #define LINUX_AT_EXECFN 31 /* filename of program */
92 #define LINUX_AT_SYSINFO 32 /* vsyscall */
93 #define LINUX_AT_SYSINFO_EHDR 33 /* vdso header */
94
95 #define LINUX_AT_RANDOM_LEN 16 /* size of random bytes */
96
97 /* Linux sets the i387 to extended precision. */
98 #if defined(__i386__) || defined(__amd64__)
99 #define __LINUX_NPXCW__ 0x37f
100 #endif
101
102 #define LINUX_CLONE_VM 0x00000100
103 #define LINUX_CLONE_FS 0x00000200
104 #define LINUX_CLONE_FILES 0x00000400
105 #define LINUX_CLONE_SIGHAND 0x00000800
106 #define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */
107 #define LINUX_CLONE_PTRACE 0x00002000
108 #define LINUX_CLONE_VFORK 0x00004000
109 #define LINUX_CLONE_PARENT 0x00008000
110 #define LINUX_CLONE_THREAD 0x00010000
111 #define LINUX_CLONE_NEWNS 0x00020000 /* New mount NS */
112 #define LINUX_CLONE_SYSVSEM 0x00040000
113 #define LINUX_CLONE_SETTLS 0x00080000
114 #define LINUX_CLONE_PARENT_SETTID 0x00100000
115 #define LINUX_CLONE_CHILD_CLEARTID 0x00200000
116 #define LINUX_CLONE_DETACHED 0x00400000 /* Unused */
117 #define LINUX_CLONE_UNTRACED 0x00800000
118 #define LINUX_CLONE_CHILD_SETTID 0x01000000
119 #define LINUX_CLONE_NEWCGROUP 0x02000000 /* New cgroup NS */
120 #define LINUX_CLONE_NEWUTS 0x04000000
121 #define LINUX_CLONE_NEWIPC 0x08000000
122 #define LINUX_CLONE_NEWUSER 0x10000000
123 #define LINUX_CLONE_NEWPID 0x20000000
124 #define LINUX_CLONE_NEWNET 0x40000000
125 #define LINUX_CLONE_IO 0x80000000
126
127 /* Scheduling policies */
128 #define LINUX_SCHED_OTHER 0
129 #define LINUX_SCHED_FIFO 1
130 #define LINUX_SCHED_RR 2
131
132 #define LINUX_MAX_RT_PRIO 100
133
134 struct l_new_utsname {
135 char sysname[LINUX_MAX_UTSNAME];
136 char nodename[LINUX_MAX_UTSNAME];
137 char release[LINUX_MAX_UTSNAME];
138 char version[LINUX_MAX_UTSNAME];
139 char machine[LINUX_MAX_UTSNAME];
140 char domainname[LINUX_MAX_UTSNAME];
141 };
142
143 #define LINUX_UTIME_NOW 0x3FFFFFFF
144 #define LINUX_UTIME_OMIT 0x3FFFFFFE
145
146 extern int stclohz;
147
148 #define LINUX_WNOHANG 0x00000001
149 #define LINUX_WUNTRACED 0x00000002
150 #define LINUX_WSTOPPED LINUX_WUNTRACED
151 #define LINUX_WEXITED 0x00000004
152 #define LINUX_WCONTINUED 0x00000008
153 #define LINUX_WNOWAIT 0x01000000
154
155 #define __WNOTHREAD 0x20000000
156 #define __WALL 0x40000000
157 #define __WCLONE 0x80000000
158
159 /* Linux waitid idtype */
160 #define LINUX_P_ALL 0
161 #define LINUX_P_PID 1
162 #define LINUX_P_PGID 2
163
164 #define LINUX_RLIMIT_LOCKS 10
165 #define LINUX_RLIMIT_SIGPENDING 11
166 #define LINUX_RLIMIT_MSGQUEUE 12
167 #define LINUX_RLIMIT_NICE 13
168 #define LINUX_RLIMIT_RTPRIO 14
169 #define LINUX_RLIMIT_RTTIME 15
170
171 #define LINUX_RLIM_INFINITY (~0UL)
172
173 /* Linux getrandom flags */
174 #define LINUX_GRND_NONBLOCK 0x0001
175 #define LINUX_GRND_RANDOM 0x0002
176
177 /* Linux syslog flags */
178 #define LINUX_SYSLOG_ACTION_READ_ALL 3
179
180 #if defined(__amd64__) && !defined(COMPAT_LINUX32)
181 int linux_ptrace_status(struct thread *td, int pid, int status);
182 #endif
183 void linux_to_bsd_waitopts(int options, int *bsdopts);
184 int linux_set_upcall(struct thread *td, register_t stack);
185 int linux_set_cloned_tls(struct thread *td, void *desc);
186 struct thread *linux_tdfind(struct thread *, lwpid_t, pid_t);
187
188 #endif /* _LINUX_MISC_H_ */
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