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218 lines
6.5 KiB
C
218 lines
6.5 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2006 Roman Divacky
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _LINUX_MISC_H_
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#define _LINUX_MISC_H_
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#define LINUX_MAX_PID_NS_LEVEL 32
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/* bits per mask */
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#define LINUX_NFDBITS sizeof(l_fd_mask) * 8
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/*
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* Miscellaneous
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*/
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#define LINUX_NAME_MAX 255
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#define LINUX_MAX_UTSNAME 65
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#define LINUX_CTL_MAXNAME 10
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/* defines for prctl */
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#define LINUX_PR_SET_PDEATHSIG 1 /* Second arg is a signal. */
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#define LINUX_PR_GET_PDEATHSIG 2 /*
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* Second arg is a ptr to return the
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* signal.
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*/
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#define LINUX_PR_GET_DUMPABLE 3
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#define LINUX_PR_SET_DUMPABLE 4
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#define LINUX_PR_GET_KEEPCAPS 7 /* Get drop capabilities on setuid */
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#define LINUX_PR_SET_KEEPCAPS 8 /* Set drop capabilities on setuid */
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#define LINUX_PR_SET_NAME 15 /* Set process name. */
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#define LINUX_PR_GET_NAME 16 /* Get process name. */
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#define LINUX_PR_GET_SECCOMP 21
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#define LINUX_PR_SET_SECCOMP 22
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#define LINUX_PR_CAPBSET_READ 23
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#define LINUX_PR_SET_CHILD_SUBREAPER 36
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#define LINUX_PR_SET_NO_NEW_PRIVS 38
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#define LINUX_PR_SET_PTRACER 1499557217
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#define LINUX_MAX_COMM_LEN 16 /* Maximum length of the process name. */
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/* For GET/SET DUMPABLE */
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#define LINUX_SUID_DUMP_DISABLE 0 /* Don't coredump setuid processes. */
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#define LINUX_SUID_DUMP_USER 1 /* Dump as user of process. */
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#define LINUX_SUID_DUMP_ROOT 2 /* Dump as root. */
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#define LINUX_MREMAP_MAYMOVE 1
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#define LINUX_MREMAP_FIXED 2
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#define LINUX_PATH_MAX 4096
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/*
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* Non-standard aux entry types used in Linux ELF binaries.
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*/
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#define LINUX_AT_PLATFORM 15 /* String identifying CPU */
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#define LINUX_AT_HWCAP 16 /* CPU capabilities */
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#define LINUX_AT_CLKTCK 17 /* frequency at which times() increments */
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#define LINUX_AT_SECURE 23 /* secure mode boolean */
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#define LINUX_AT_BASE_PLATFORM 24 /* string identifying real platform, may
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* differ from AT_PLATFORM.
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*/
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#define LINUX_AT_RANDOM 25 /* address of random bytes */
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#define LINUX_AT_HWCAP2 26 /* CPU capabilities, second part */
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#define LINUX_AT_EXECFN 31 /* filename of program */
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#define LINUX_AT_SYSINFO 32 /* vsyscall */
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#define LINUX_AT_SYSINFO_EHDR 33 /* vdso header */
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#define LINUX_AT_RANDOM_LEN 16 /* size of random bytes */
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#ifndef LINUX_AT_MINSIGSTKSZ
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#define LINUX_AT_MINSIGSTKSZ 51 /* min stack size required by the kernel */
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#endif
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/* Linux sets the i387 to extended precision. */
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#if defined(__i386__) || defined(__amd64__)
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#define __LINUX_NPXCW__ 0x37f
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#endif
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/* Scheduling policies */
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#define LINUX_SCHED_OTHER 0
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#define LINUX_SCHED_FIFO 1
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#define LINUX_SCHED_RR 2
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#define LINUX_MAX_RT_PRIO 100
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struct l_new_utsname {
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char sysname[LINUX_MAX_UTSNAME];
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char nodename[LINUX_MAX_UTSNAME];
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char release[LINUX_MAX_UTSNAME];
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char version[LINUX_MAX_UTSNAME];
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char machine[LINUX_MAX_UTSNAME];
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char domainname[LINUX_MAX_UTSNAME];
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};
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#define LINUX_UTIME_NOW 0x3FFFFFFF
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#define LINUX_UTIME_OMIT 0x3FFFFFFE
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extern int stclohz;
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#define LINUX_WNOHANG 0x00000001
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#define LINUX_WUNTRACED 0x00000002
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#define LINUX_WSTOPPED LINUX_WUNTRACED
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#define LINUX_WEXITED 0x00000004
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#define LINUX_WCONTINUED 0x00000008
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#define LINUX_WNOWAIT 0x01000000
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#define __WNOTHREAD 0x20000000
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#define __WALL 0x40000000
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#define __WCLONE 0x80000000
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/* Linux waitid idtype */
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#define LINUX_P_ALL 0
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#define LINUX_P_PID 1
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#define LINUX_P_PGID 2
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#define LINUX_P_PIDFD 3
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#define LINUX_RLIMIT_LOCKS 10
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#define LINUX_RLIMIT_SIGPENDING 11
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#define LINUX_RLIMIT_MSGQUEUE 12
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#define LINUX_RLIMIT_NICE 13
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#define LINUX_RLIMIT_RTPRIO 14
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#define LINUX_RLIMIT_RTTIME 15
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#define LINUX_RLIM_INFINITY (~0UL)
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/* Linux getrandom flags */
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#define LINUX_GRND_NONBLOCK 0x0001
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#define LINUX_GRND_RANDOM 0x0002
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/* Linux syslog flags */
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#define LINUX_SYSLOG_ACTION_READ_ALL 3
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/* Linux seccomp flags */
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#define LINUX_SECCOMP_GET_ACTION_AVAIL 2
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/* Linux /proc/self/oom_score_adj */
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#define LINUX_OOM_SCORE_ADJ_MIN -1000
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#define LINUX_OOM_SCORE_ADJ_MAX 1000
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#if defined(__aarch64__) || (defined(__amd64__) && !defined(COMPAT_LINUX32))
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int linux_ptrace_status(struct thread *td, int pid, int status);
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#endif
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void linux_to_bsd_waitopts(int options, int *bsdopts);
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struct thread *linux_tdfind(struct thread *, lwpid_t, pid_t);
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struct syscall_info {
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uint8_t op;
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uint32_t arch;
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uint64_t instruction_pointer;
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uint64_t stack_pointer;
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union {
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struct {
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uint64_t nr;
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uint64_t args[6];
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} entry;
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struct {
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int64_t rval;
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uint8_t is_error;
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} exit;
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struct {
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uint64_t nr;
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uint64_t args[6];
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uint32_t ret_data;
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} seccomp;
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};
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};
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/* Linux ioprio set/get syscalls */
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#define LINUX_IOPRIO_CLASS_SHIFT 13
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#define LINUX_IOPRIO_CLASS_MASK 0x07
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#define LINUX_IOPRIO_PRIO_MASK ((1UL << LINUX_IOPRIO_CLASS_SHIFT) - 1)
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#define LINUX_IOPRIO_PRIO_CLASS(ioprio) \
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(((ioprio) >> LINUX_IOPRIO_CLASS_SHIFT) & LINUX_IOPRIO_CLASS_MASK)
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#define LINUX_IOPRIO_PRIO_DATA(ioprio) ((ioprio) & LINUX_IOPRIO_PRIO_MASK)
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#define LINUX_IOPRIO_PRIO(class, data) \
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((((class) & LINUX_IOPRIO_CLASS_MASK) << LINUX_IOPRIO_CLASS_SHIFT) | \
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((data) & LINUX_IOPRIO_PRIO_MASK))
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#define LINUX_IOPRIO_CLASS_NONE 0
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#define LINUX_IOPRIO_CLASS_RT 1
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#define LINUX_IOPRIO_CLASS_BE 2
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#define LINUX_IOPRIO_CLASS_IDLE 3
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#define LINUX_IOPRIO_MIN 0
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#define LINUX_IOPRIO_MAX 7
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#define LINUX_IOPRIO_WHO_PROCESS 1
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#define LINUX_IOPRIO_WHO_PGRP 2
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#define LINUX_IOPRIO_WHO_USER 3
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#endif /* _LINUX_MISC_H_ */
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