| 1 | /* $NetBSD: linux_misc.h,v 1.25 2016/08/31 08:12:44 njoly Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 1998 The NetBSD Foundation, Inc. |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * This code is derived from software contributed to The NetBSD Foundation |
| 8 | * by Eric Haszlakiewicz. |
| 9 | * |
| 10 | * Redistribution and use in source and binary forms, with or without |
| 11 | * modification, are permitted provided that the following conditions |
| 12 | * are met: |
| 13 | * 1. Redistributions of source code must retain the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer. |
| 15 | * 2. Redistributions in binary form must reproduce the above copyright |
| 16 | * notice, this list of conditions and the following disclaimer in the |
| 17 | * documentation and/or other materials provided with the distribution. |
| 18 | * |
| 19 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
| 20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
| 23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 29 | * POSSIBILITY OF SUCH DAMAGE. |
| 30 | */ |
| 31 | |
| 32 | #ifndef _LINUX_MISC_H |
| 33 | #define _LINUX_MISC_H |
| 34 | |
| 35 | /* |
| 36 | * Options passed to the Linux wait4() system call. |
| 37 | */ |
| 38 | #define LINUX_WAIT4_WNOHANG 0x00000001 |
| 39 | #define LINUX_WAIT4_WUNTRACED 0x00000002 |
| 40 | #define LINUX_WAIT4_WCONTINUED 0x00000008 |
| 41 | #define LINUX_WAIT4_WNOTHREAD 0x20000000 |
| 42 | #define LINUX_WAIT4_WALL 0x40000000 |
| 43 | #define LINUX_WAIT4_WCLONE 0x80000000 |
| 44 | |
| 45 | #define LINUX_WAIT4_KNOWNFLAGS (LINUX_WAIT4_WNOHANG | \ |
| 46 | LINUX_WAIT4_WUNTRACED | \ |
| 47 | LINUX_WAIT4_WCONTINUED | \ |
| 48 | LINUX_WAIT4_WNOTHREAD | \ |
| 49 | LINUX_WAIT4_WALL | \ |
| 50 | LINUX_WAIT4_WCLONE) |
| 51 | |
| 52 | /* This looks very unportable to me, but this is how Linux defines it. */ |
| 53 | struct linux_sysinfo { |
| 54 | long uptime; |
| 55 | unsigned long loads[3]; |
| 56 | #define LINUX_SYSINFO_LOADS_SCALE 65536 |
| 57 | unsigned long totalram; |
| 58 | unsigned long freeram; |
| 59 | unsigned long sharedram; |
| 60 | unsigned long bufferram; |
| 61 | unsigned long totalswap; |
| 62 | unsigned long freeswap; |
| 63 | unsigned short procs; |
| 64 | unsigned long totalbig; |
| 65 | unsigned long freebig; |
| 66 | unsigned int mem_unit; |
| 67 | char _f[20-2*sizeof(long)-sizeof(int)]; |
| 68 | }; |
| 69 | |
| 70 | #define LINUX_RLIMIT_CPU 0 |
| 71 | #define LINUX_RLIMIT_FSIZE 1 |
| 72 | #define LINUX_RLIMIT_DATA 2 |
| 73 | #define LINUX_RLIMIT_STACK 3 |
| 74 | #define LINUX_RLIMIT_CORE 4 |
| 75 | #define 5 |
| 76 | #define LINUX_RLIMIT_NPROC 6 |
| 77 | #define LINUX_RLIMIT_NOFILE 7 |
| 78 | #define LINUX_RLIMIT_MEMLOCK 8 |
| 79 | #define LINUX_RLIMIT_AS 9 |
| 80 | #define LINUX_RLIMIT_LOCKS 10 |
| 81 | #ifdef __mips__ /* XXX only mips32. On mips64, it's ~0ul */ |
| 82 | #define LINUX_RLIM_INFINITY 0x7fffffffUL |
| 83 | #define LINUX32_RLIM_INFINITY 0x7fffffffU |
| 84 | #else |
| 85 | #define LINUX_RLIM_INFINITY ~0ul |
| 86 | #define LINUX32_RLIM_INFINITY ~0u |
| 87 | #endif |
| 88 | |
| 89 | |
| 90 | /* When we don't know what to do, let it believe it is local */ |
| 91 | #define LINUX_DEFAULT_SUPER_MAGIC LINUX_EXT2_SUPER_MAGIC |
| 92 | |
| 93 | #define LINUX_ADFS_SUPER_MAGIC 0x0000adf5 |
| 94 | #define LINUX_AFFS_SUPER_MAGIC 0x0000adff |
| 95 | #define LINUX_CODA_SUPER_MAGIC 0x73757245 |
| 96 | #define LINUX_COH_SUPER_MAGIC (LINUX_SYSV_MAGIC_BASE + 4) |
| 97 | #define LINUX_DEVFS_SUPER_MAGIC 0x00001373 |
| 98 | #define LINUX_EFS_SUPER_MAGIC 0x00414A53 |
| 99 | #define LINUX_EXT2_SUPER_MAGIC 0x0000EF53 |
| 100 | #define LINUX_HPFS_SUPER_MAGIC 0xf995e849 |
| 101 | #define LINUX_ISOFS_SUPER_MAGIC 0x00009660 |
| 102 | #define LINUX_MINIX2_SUPER_MAGIC 0x00002468 |
| 103 | #define LINUX_MINIX2_SUPER_MAGIC2 0x00002478 |
| 104 | #define LINUX_MINIX_SUPER_MAGIC 0x0000137F |
| 105 | #define LINUX_MINIX_SUPER_MAGIC2 0x0000138F |
| 106 | #define LINUX_MSDOS_SUPER_MAGIC 0x00004d44 |
| 107 | #define LINUX_NCP_SUPER_MAGIC 0x0000564c |
| 108 | #define LINUX_NFS_SUPER_MAGIC 0x00006969 |
| 109 | #define LINUX_OPENPROM_SUPER_MAGIC 0x00009fa1 |
| 110 | #define LINUX_PROC_SUPER_MAGIC 0x00009fa0 |
| 111 | #define LINUX_QNX4_SUPER_MAGIC 0x0000002f |
| 112 | #define LINUX_REISERFS_SUPER_MAGIC 0x52654973 |
| 113 | #define LINUX_SMB_SUPER_MAGIC 0x0000517B |
| 114 | #define LINUX_SYSV2_SUPER_MAGIC (LINUX_SYSV_MAGIC_BASE + 3) |
| 115 | #define LINUX_SYSV4_SUPER_MAGIC (LINUX_SYSV_MAGIC_BASE + 2) |
| 116 | #define LINUX_SYSV_MAGIC_BASE 0x012FF7B3 |
| 117 | #define LINUX_TMPFS_SUPER_MAGIC 0x01021994 |
| 118 | #define LINUX_USBDEVICE_SUPER_MAGIC 0x00009fa2 |
| 119 | #define LINUX_DEVPTS_SUPER_MAGIC 0x00001cd1 |
| 120 | #define LINUX_XENIX_SUPER_MAGIC (LINUX_SYSV_MAGIC_BASE + 1) |
| 121 | |
| 122 | struct linux_mnttypes { |
| 123 | const char *mty_bsd; |
| 124 | int mty_linux; |
| 125 | }; |
| 126 | extern const struct linux_mnttypes linux_fstypes[]; |
| 127 | extern const int linux_fstypes_cnt; |
| 128 | |
| 129 | /* Personality types. */ |
| 130 | #define LINUX_PER_QUERY 0xffffffff |
| 131 | #define LINUX_PER_LINUX 0x00 |
| 132 | #define LINUX_PER_LINUX32 0x08 |
| 133 | #define LINUX_PER_MASK 0xff |
| 134 | |
| 135 | /* Personality flags. */ |
| 136 | #define LINUX_PER_ADDR_NO_RANDOMIZE 0x00040000 |
| 137 | |
| 138 | /* |
| 139 | * Convert POSIX_FADV_* constants from Linux to NetBSD |
| 140 | * (it's f(x)=x everywhere except S390) |
| 141 | */ |
| 142 | #define linux_to_bsd_posix_fadv(advice) (advice) |
| 143 | |
| 144 | #ifdef _KERNEL |
| 145 | __BEGIN_DECLS |
| 146 | int bsd_to_linux_wstat(int); |
| 147 | int linux_select1(struct lwp *, register_t *, int, fd_set *, fd_set *, |
| 148 | fd_set *, struct linux_timeval *); |
| 149 | int linux_do_sys_utimensat(struct lwp *, int, const char *, |
| 150 | struct timespec *, int, register_t *); |
| 151 | __END_DECLS |
| 152 | #endif /* !_KERNEL */ |
| 153 | |
| 154 | #endif /* !_LINUX_MISC_H */ |
| 155 | |