1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 1994-1996 Søren Schmidt 5 * All rights reserved. 6 * Copyright (c) 2013 Dmitry Chagin <dchagin@FreeBSD.org> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $FreeBSD$ 30 */ 31 32 #ifndef _AMD64_LINUX_H_ 33 #define _AMD64_LINUX_H_ 34 35 #include <sys/abi_compat.h> 36 37 #include <compat/linux/linux.h> 38 #include <amd64/linux/linux_syscall.h> 39 40 #define LINUX_LEGACY_SYSCALLS 41 42 #define LINUX_DTRACE linuxulator 43 44 /* 45 * Provide a separate set of types for the Linux types. 46 */ 47 typedef int32_t l_int; 48 typedef int64_t l_long; 49 typedef int16_t l_short; 50 typedef uint32_t l_uint; 51 typedef uint64_t l_ulong; 52 typedef uint16_t l_ushort; 53 54 typedef l_ulong l_uintptr_t; 55 typedef l_long l_clock_t; 56 typedef l_int l_daddr_t; 57 typedef l_uint l_gid_t; 58 typedef l_ushort l_gid16_t; 59 typedef l_uint l_uid_t; 60 typedef l_ushort l_uid16_t; 61 typedef l_ulong l_ino_t; 62 typedef l_int l_key_t; 63 typedef l_long l_loff_t; 64 typedef l_uint l_mode_t; 65 typedef l_long l_off_t; 66 typedef l_int l_pid_t; 67 typedef l_ulong l_size_t; 68 typedef l_long l_ssize_t; 69 typedef l_long l_suseconds_t; 70 typedef l_long l_time_t; 71 typedef l_int l_timer_t; 72 typedef l_int l_mqd_t; 73 typedef l_size_t l_socklen_t; 74 typedef l_ulong l_fd_mask; 75 76 #include <compat/linux/linux_siginfo.h> 77 78 typedef struct { 79 l_int val[2]; 80 } l_fsid_t; 81 82 typedef struct { 83 l_time_t tv_sec; 84 l_suseconds_t tv_usec; 85 } l_timeval; 86 87 #define l_fd_set fd_set 88 89 /* 90 * Miscellaneous 91 */ 92 #define LINUX_AT_COUNT 21 /* Count of used aux entry types. 93 * Keep this synchronized with 94 * linux_copyout_auxargs() code. 95 */ 96 97 struct l___sysctl_args 98 { 99 l_uintptr_t name; 100 l_int nlen; 101 l_uintptr_t oldval; 102 l_uintptr_t oldlenp; 103 l_uintptr_t newval; 104 l_size_t newlen; 105 l_ulong __spare[4]; 106 }; 107 108 /* Resource limits */ 109 #define LINUX_RLIMIT_CPU 0 110 #define LINUX_RLIMIT_FSIZE 1 111 #define LINUX_RLIMIT_DATA 2 112 #define LINUX_RLIMIT_STACK 3 113 #define LINUX_RLIMIT_CORE 4 114 #define LINUX_RLIMIT_RSS 5 115 #define LINUX_RLIMIT_NPROC 6 116 #define LINUX_RLIMIT_NOFILE 7 117 #define LINUX_RLIMIT_MEMLOCK 8 118 #define LINUX_RLIMIT_AS 9 /* Address space limit */ 119 120 #define LINUX_RLIM_NLIMITS 10 121 122 struct l_rlimit { 123 l_ulong rlim_cur; 124 l_ulong rlim_max; 125 }; 126 127 /* 128 * stat family of syscalls 129 */ 130 struct l_timespec { 131 l_time_t tv_sec; 132 l_long tv_nsec; 133 }; 134 135 struct l_newstat { 136 l_ulong st_dev; 137 l_ino_t st_ino; 138 l_ulong st_nlink; 139 l_uint st_mode; 140 l_uid_t st_uid; 141 l_gid_t st_gid; 142 l_uint __st_pad0; 143 l_ulong st_rdev; 144 l_off_t st_size; 145 l_long st_blksize; 146 l_long st_blocks; 147 struct l_timespec st_atim; 148 struct l_timespec st_mtim; 149 struct l_timespec st_ctim; 150 l_long __unused1; 151 l_long __unused2; 152 l_long __unused3; 153 }; 154 155 /* sigaction flags */ 156 #define LINUX_SA_NOCLDSTOP 0x00000001 157 #define LINUX_SA_NOCLDWAIT 0x00000002 158 #define LINUX_SA_SIGINFO 0x00000004 159 #define LINUX_SA_RESTORER 0x04000000 160 #define LINUX_SA_ONSTACK 0x08000000 161 #define LINUX_SA_RESTART 0x10000000 162 #define LINUX_SA_INTERRUPT 0x20000000 163 #define LINUX_SA_NOMASK 0x40000000 164 #define LINUX_SA_ONESHOT 0x80000000 165 166 /* sigaltstack */ 167 #define LINUX_MINSIGSTKSZ 2048 168 169 typedef void (*l_handler_t)(l_int); 170 171 typedef struct { 172 l_handler_t lsa_handler; 173 l_ulong lsa_flags; 174 l_uintptr_t lsa_restorer; 175 l_sigset_t lsa_mask; 176 } l_sigaction_t; 177 178 typedef struct { 179 l_uintptr_t ss_sp; 180 l_int ss_flags; 181 l_size_t ss_size; 182 } l_stack_t; 183 184 /* 185 * mount flags 186 */ 187 #define LINUX_MS_RDONLY 0x0001 188 #define LINUX_MS_NOSUID 0x0002 189 #define LINUX_MS_NODEV 0x0004 190 #define LINUX_MS_NOEXEC 0x0008 191 #define LINUX_MS_REMOUNT 0x0020 192 193 /* 194 * SystemV IPC defines 195 */ 196 #define LINUX_IPC_RMID 0 197 #define LINUX_IPC_SET 1 198 #define LINUX_IPC_STAT 2 199 #define LINUX_IPC_INFO 3 200 201 #define LINUX_SHM_LOCK 11 202 #define LINUX_SHM_UNLOCK 12 203 #define LINUX_SHM_STAT 13 204 #define LINUX_SHM_INFO 14 205 206 #define LINUX_SHM_RDONLY 0x1000 207 #define LINUX_SHM_RND 0x2000 208 #define LINUX_SHM_REMAP 0x4000 209 210 /* semctl commands */ 211 #define LINUX_GETPID 11 212 #define LINUX_GETVAL 12 213 #define LINUX_GETALL 13 214 #define LINUX_GETNCNT 14 215 #define LINUX_GETZCNT 15 216 #define LINUX_SETVAL 16 217 #define LINUX_SETALL 17 218 #define LINUX_SEM_STAT 18 219 #define LINUX_SEM_INFO 19 220 221 union l_semun { 222 l_int val; 223 l_uintptr_t buf; 224 l_uintptr_t array; 225 l_uintptr_t __buf; 226 l_uintptr_t __pad; 227 }; 228 229 #define LINUX_ARCH_SET_GS 0x1001 230 #define LINUX_ARCH_SET_FS 0x1002 231 #define LINUX_ARCH_GET_FS 0x1003 232 #define LINUX_ARCH_GET_GS 0x1004 233 #define LINUX_ARCH_CET_STATUS 0x3001 234 235 #define linux_copyout_rusage(r, u) copyout(r, u, sizeof(*r)) 236 237 /* This corresponds to 'struct user_regs_struct' in Linux. */ 238 struct linux_pt_regset { 239 l_ulong r15; 240 l_ulong r14; 241 l_ulong r13; 242 l_ulong r12; 243 l_ulong rbp; 244 l_ulong rbx; 245 l_ulong r11; 246 l_ulong r10; 247 l_ulong r9; 248 l_ulong r8; 249 l_ulong rax; 250 l_ulong rcx; 251 l_ulong rdx; 252 l_ulong rsi; 253 l_ulong rdi; 254 l_ulong orig_rax; 255 l_ulong rip; 256 l_ulong cs; 257 l_ulong eflags; 258 l_ulong rsp; 259 l_ulong ss; 260 l_ulong fs_base; 261 l_ulong gs_base; 262 l_ulong ds; 263 l_ulong es; 264 l_ulong fs; 265 l_ulong gs; 266 }; 267 268 #ifdef _KERNEL 269 struct reg; 270 struct syscall_info; 271 272 void bsd_to_linux_regset(const struct reg *b_reg, 273 struct linux_pt_regset *l_regset); 274 void linux_to_bsd_regset(struct reg *b_reg, 275 const struct linux_pt_regset *l_regset); 276 void linux_ptrace_get_syscall_info_machdep(const struct reg *reg, 277 struct syscall_info *si); 278 int linux_ptrace_getregs_machdep(struct thread *td, pid_t pid, 279 struct linux_pt_regset *l_regset); 280 int linux_ptrace_peekuser(struct thread *td, pid_t pid, 281 void *addr, void *data); 282 int linux_ptrace_pokeuser(struct thread *td, pid_t pid, 283 void *addr, void *data); 284 #endif /* _KERNEL */ 285 286 #endif /* !_AMD64_LINUX_H_ */ 287