linux_misc.h revision 293535
1/*- 2 * Copyright (c) 2006 Roman Divacky 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer 10 * in this position and unchanged. 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 * $FreeBSD: stable/10/sys/compat/linux/linux_misc.h 293535 2016-01-09 16:24:30Z dchagin $ 29 */ 30 31#ifndef _LINUX_MISC_H_ 32#define _LINUX_MISC_H_ 33 34#include <sys/sysctl.h> 35 36/* 37 * Miscellaneous 38 */ 39#define LINUX_NAME_MAX 255 40#define LINUX_MAX_UTSNAME 65 41 42#define LINUX_CTL_MAXNAME 10 43 44/* defines for prctl */ 45#define LINUX_PR_SET_PDEATHSIG 1 /* Second arg is a signal. */ 46#define LINUX_PR_GET_PDEATHSIG 2 /* 47 * Second arg is a ptr to return the 48 * signal. 49 */ 50#define LINUX_PR_GET_KEEPCAPS 7 /* Get drop capabilities on setuid */ 51#define LINUX_PR_SET_KEEPCAPS 8 /* Set drop capabilities on setuid */ 52#define LINUX_PR_SET_NAME 15 /* Set process name. */ 53#define LINUX_PR_GET_NAME 16 /* Get process name. */ 54 55#define LINUX_MAX_COMM_LEN 16 /* Maximum length of the process name. */ 56 57#define LINUX_MREMAP_MAYMOVE 1 58#define LINUX_MREMAP_FIXED 2 59 60extern const char *linux_kplatform; 61 62/* 63 * Non-standard aux entry types used in Linux ELF binaries. 64 */ 65 66#define LINUX_AT_PLATFORM 15 /* String identifying CPU */ 67#define LINUX_AT_HWCAP 16 /* CPU capabilities */ 68#define LINUX_AT_CLKTCK 17 /* frequency at which times() increments */ 69#define LINUX_AT_SECURE 23 /* secure mode boolean */ 70#define LINUX_AT_BASE_PLATFORM 24 /* string identifying real platform, may 71 * differ from AT_PLATFORM. 72 */ 73#define LINUX_AT_RANDOM 25 /* address of random bytes */ 74#define LINUX_AT_EXECFN 31 /* filename of program */ 75#define LINUX_AT_SYSINFO 32 /* vsyscall */ 76#define LINUX_AT_SYSINFO_EHDR 33 /* vdso header */ 77 78#define LINUX_AT_RANDOM_LEN 16 /* size of random bytes */ 79 80/* Linux sets the i387 to extended precision. */ 81#if defined(__i386__) || defined(__amd64__) 82#define __LINUX_NPXCW__ 0x37f 83#endif 84 85#define LINUX_CLONE_VM 0x00000100 86#define LINUX_CLONE_FS 0x00000200 87#define LINUX_CLONE_FILES 0x00000400 88#define LINUX_CLONE_SIGHAND 0x00000800 89#define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */ 90#define LINUX_CLONE_VFORK 0x00004000 91#define LINUX_CLONE_PARENT 0x00008000 92#define LINUX_CLONE_THREAD 0x00010000 93#define LINUX_CLONE_SETTLS 0x00080000 94#define LINUX_CLONE_PARENT_SETTID 0x00100000 95#define LINUX_CLONE_CHILD_CLEARTID 0x00200000 96#define LINUX_CLONE_CHILD_SETTID 0x01000000 97 98/* Scheduling policies */ 99#define LINUX_SCHED_OTHER 0 100#define LINUX_SCHED_FIFO 1 101#define LINUX_SCHED_RR 2 102 103struct l_new_utsname { 104 char sysname[LINUX_MAX_UTSNAME]; 105 char nodename[LINUX_MAX_UTSNAME]; 106 char release[LINUX_MAX_UTSNAME]; 107 char version[LINUX_MAX_UTSNAME]; 108 char machine[LINUX_MAX_UTSNAME]; 109 char domainname[LINUX_MAX_UTSNAME]; 110}; 111 112#define LINUX_CLOCK_REALTIME 0 113#define LINUX_CLOCK_MONOTONIC 1 114#define LINUX_CLOCK_PROCESS_CPUTIME_ID 2 115#define LINUX_CLOCK_THREAD_CPUTIME_ID 3 116#define LINUX_CLOCK_REALTIME_HR 4 117#define LINUX_CLOCK_MONOTONIC_HR 5 118 119extern int stclohz; 120 121#define LINUX_WNOHANG 0x00000001 122#define LINUX_WUNTRACED 0x00000002 123#define LINUX_WSTOPPED LINUX_WUNTRACED 124#define LINUX_WEXITED 0x00000004 125#define LINUX_WCONTINUED 0x00000008 126#define LINUX_WNOWAIT 0x01000000 127 128 129#define __WNOTHREAD 0x20000000 130#define __WALL 0x40000000 131#define __WCLONE 0x80000000 132 133/* Linux waitid idtype */ 134#define LINUX_P_ALL 0 135#define LINUX_P_PID 1 136#define LINUX_P_PGID 2 137 138#define LINUX_RLIM_INFINITY (~0UL) 139 140int linux_common_wait(struct thread *td, int pid, int *status, 141 int options, struct rusage *ru); 142void linux_to_bsd_waitopts(int options, int *bsdopts); 143int linux_set_upcall_kse(struct thread *td, register_t stack); 144int linux_set_cloned_tls(struct thread *td, void *desc); 145struct thread *linux_tdfind(struct thread *, lwpid_t, pid_t); 146 147int linux_sysctl_debug(SYSCTL_HANDLER_ARGS); 148 149#endif /* _LINUX_MISC_H_ */ 150