linux.h revision 293575
1/*- 2 * Copyright (c) 2013 Dmitry Chagin 3 * Copyright (c) 1994-1996 S��ren Schmidt 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer 11 * in this position and unchanged. 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 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 * 29 * $FreeBSD: stable/10/sys/amd64/linux/linux.h 293575 2016-01-09 17:29:08Z dchagin $ 30 */ 31 32#ifndef _AMD64_LINUX_H_ 33#define _AMD64_LINUX_H_ 34 35#include <compat/linux/linux.h> 36#include <amd64/linux/linux_syscall.h> 37 38/* 39 * debugging support 40 */ 41extern u_char linux_debug_map[]; 42#define ldebug(name) isclr(linux_debug_map, LINUX_SYS_linux_ ## name) 43#define ARGS(nm, fmt) "linux(%ld/%ld): "#nm"("fmt")\n", \ 44 (long)td->td_proc->p_pid, (long)td->td_tid 45#define LMSG(fmt) "linux(%ld/%ld): "fmt"\n", \ 46 (long)td->td_proc->p_pid, (long)td->td_tid 47#define LINUX_DTRACE linuxulator 48 49#define PTRIN(v) (void *)(v) 50#define PTROUT(v) (uintptr_t)(v) 51 52#define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 53#define CP2(src,dst,sfld,dfld) do { (dst).dfld = (src).sfld; } while (0) 54#define PTRIN_CP(src,dst,fld) \ 55 do { (dst).fld = PTRIN((src).fld); } while (0) 56 57/* 58 * Provide a separate set of types for the Linux types. 59 */ 60typedef int32_t l_int; 61typedef int64_t l_long; 62typedef int16_t l_short; 63typedef uint32_t l_uint; 64typedef uint64_t l_ulong; 65typedef uint16_t l_ushort; 66 67typedef l_ulong l_uintptr_t; 68typedef l_long l_clock_t; 69typedef l_int l_daddr_t; 70typedef l_ulong l_dev_t; 71typedef l_uint l_gid_t; 72typedef l_uint l_uid_t; 73typedef l_ulong l_ino_t; 74typedef l_int l_key_t; 75typedef l_long l_loff_t; 76typedef l_uint l_mode_t; 77typedef l_long l_off_t; 78typedef l_int l_pid_t; 79typedef l_ulong l_size_t; 80typedef l_long l_ssize_t; 81typedef l_long l_suseconds_t; 82typedef l_long l_time_t; 83typedef l_int l_timer_t; 84typedef l_int l_mqd_t; 85typedef l_size_t l_socklen_t; 86typedef l_ulong l_fd_mask; 87 88typedef struct { 89 l_int val[2]; 90} l_fsid_t; 91 92typedef struct { 93 l_time_t tv_sec; 94 l_suseconds_t tv_usec; 95} l_timeval; 96 97#define l_fd_set fd_set 98 99/* 100 * Miscellaneous 101 */ 102#define LINUX_NAME_MAX 255 103#define LINUX_CTL_MAXNAME 10 104 105#define LINUX_AT_COUNT 19 /* Count of used aux entry types. */ 106 107struct l___sysctl_args 108{ 109 l_uintptr_t name; 110 l_int nlen; 111 l_uintptr_t oldval; 112 l_uintptr_t oldlenp; 113 l_uintptr_t newval; 114 l_size_t newlen; 115 l_ulong __spare[4]; 116}; 117 118/* Scheduling policies */ 119#define LINUX_SCHED_OTHER 0 120#define LINUX_SCHED_FIFO 1 121#define LINUX_SCHED_RR 2 122 123/* Resource limits */ 124#define LINUX_RLIMIT_CPU 0 125#define LINUX_RLIMIT_FSIZE 1 126#define LINUX_RLIMIT_DATA 2 127#define LINUX_RLIMIT_STACK 3 128#define LINUX_RLIMIT_CORE 4 129#define LINUX_RLIMIT_RSS 5 130#define LINUX_RLIMIT_NPROC 6 131#define LINUX_RLIMIT_NOFILE 7 132#define LINUX_RLIMIT_MEMLOCK 8 133#define LINUX_RLIMIT_AS 9 /* Address space limit */ 134 135#define LINUX_RLIM_NLIMITS 10 136 137struct l_rlimit { 138 l_ulong rlim_cur; 139 l_ulong rlim_max; 140}; 141 142/* mmap options */ 143#define LINUX_MAP_SHARED 0x0001 144#define LINUX_MAP_PRIVATE 0x0002 145#define LINUX_MAP_FIXED 0x0010 146#define LINUX_MAP_ANON 0x0020 147#define LINUX_MAP_GROWSDOWN 0x0100 148 149/* 150 * stat family of syscalls 151 */ 152struct l_timespec { 153 l_time_t tv_sec; 154 l_long tv_nsec; 155}; 156 157struct l_newstat { 158 l_dev_t st_dev; 159 l_ino_t st_ino; 160 l_ulong st_nlink; 161 l_uint st_mode; 162 l_uid_t st_uid; 163 l_gid_t st_gid; 164 l_uint __st_pad1; 165 l_dev_t st_rdev; 166 l_off_t st_size; 167 l_long st_blksize; 168 l_long st_blocks; 169 struct l_timespec st_atim; 170 struct l_timespec st_mtim; 171 struct l_timespec st_ctim; 172 l_long __unused1; 173 l_long __unused2; 174 l_long __unused3; 175}; 176 177/* sigaction flags */ 178#define LINUX_SA_NOCLDSTOP 0x00000001 179#define LINUX_SA_NOCLDWAIT 0x00000002 180#define LINUX_SA_SIGINFO 0x00000004 181#define LINUX_SA_RESTORER 0x04000000 182#define LINUX_SA_ONSTACK 0x08000000 183#define LINUX_SA_RESTART 0x10000000 184#define LINUX_SA_INTERRUPT 0x20000000 185#define LINUX_SA_NOMASK 0x40000000 186#define LINUX_SA_ONESHOT 0x80000000 187 188/* sigprocmask actions */ 189#define LINUX_SIG_BLOCK 0 190#define LINUX_SIG_UNBLOCK 1 191#define LINUX_SIG_SETMASK 2 192 193/* sigaltstack */ 194#define LINUX_MINSIGSTKSZ 2048 195 196typedef void (*l_handler_t)(l_int); 197 198typedef struct { 199 l_handler_t lsa_handler; 200 l_ulong lsa_flags; 201 l_uintptr_t lsa_restorer; 202 l_sigset_t lsa_mask; 203} l_sigaction_t; 204 205typedef struct { 206 l_uintptr_t ss_sp; 207 l_int ss_flags; 208 l_size_t ss_size; 209} l_stack_t; 210 211struct l_fpstate { 212 u_int16_t cwd; 213 u_int16_t swd; 214 u_int16_t twd; 215 u_int16_t fop; 216 u_int64_t rip; 217 u_int64_t rdp; 218 u_int32_t mxcsr; 219 u_int32_t mxcsr_mask; 220 u_int32_t st_space[32]; 221 u_int32_t xmm_space[64]; 222 u_int32_t reserved2[24]; 223}; 224 225struct l_sigcontext { 226 l_ulong sc_r8; 227 l_ulong sc_r9; 228 l_ulong sc_r10; 229 l_ulong sc_r11; 230 l_ulong sc_r12; 231 l_ulong sc_r13; 232 l_ulong sc_r14; 233 l_ulong sc_r15; 234 l_ulong sc_rdi; 235 l_ulong sc_rsi; 236 l_ulong sc_rbp; 237 l_ulong sc_rbx; 238 l_ulong sc_rdx; 239 l_ulong sc_rax; 240 l_ulong sc_rcx; 241 l_ulong sc_rsp; 242 l_ulong sc_rip; 243 l_ulong sc_rflags; 244 l_ushort sc_cs; 245 l_ushort sc_gs; 246 l_ushort sc_fs; 247 l_ushort sc___pad0; 248 l_ulong sc_err; 249 l_ulong sc_trapno; 250 l_sigset_t sc_mask; 251 l_ulong sc_cr2; 252 struct l_fpstate *sc_fpstate; 253 l_ulong sc_reserved1[8]; 254}; 255 256struct l_ucontext { 257 l_ulong uc_flags; 258 l_uintptr_t uc_link; 259 l_stack_t uc_stack; 260 struct l_sigcontext uc_mcontext; 261 l_sigset_t uc_sigmask; 262}; 263 264#define LINUX_SI_PREAMBLE_SIZE (4 * sizeof(int)) 265#define LINUX_SI_MAX_SIZE 128 266#define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE - \ 267 LINUX_SI_PREAMBLE_SIZE) / sizeof(l_int)) 268typedef union l_sigval { 269 l_int sival_int; 270 l_uintptr_t sival_ptr; 271} l_sigval_t; 272 273typedef struct l_siginfo { 274 l_int lsi_signo; 275 l_int lsi_errno; 276 l_int lsi_code; 277 union { 278 l_int _pad[LINUX_SI_PAD_SIZE]; 279 280 struct { 281 l_pid_t _pid; 282 l_uid_t _uid; 283 } _kill; 284 285 struct { 286 l_timer_t _tid; 287 l_int _overrun; 288 char _pad[sizeof(l_uid_t) - sizeof(int)]; 289 union l_sigval _sigval; 290 l_uint _sys_private; 291 } _timer; 292 293 struct { 294 l_pid_t _pid; /* sender's pid */ 295 l_uid_t _uid; /* sender's uid */ 296 union l_sigval _sigval; 297 } _rt; 298 299 struct { 300 l_pid_t _pid; /* which child */ 301 l_uid_t _uid; /* sender's uid */ 302 l_int _status; /* exit code */ 303 l_clock_t _utime; 304 l_clock_t _stime; 305 } _sigchld; 306 307 struct { 308 l_uintptr_t _addr; /* Faulting insn/memory ref. */ 309 } _sigfault; 310 311 struct { 312 l_long _band; /* POLL_IN,POLL_OUT,POLL_MSG */ 313 l_int _fd; 314 } _sigpoll; 315 } _sifields; 316} l_siginfo_t; 317 318#define lsi_pid _sifields._kill._pid 319#define lsi_uid _sifields._kill._uid 320#define lsi_tid _sifields._timer._tid 321#define lsi_overrun _sifields._timer._overrun 322#define lsi_sys_private _sifields._timer._sys_private 323#define lsi_status _sifields._sigchld._status 324#define lsi_utime _sifields._sigchld._utime 325#define lsi_stime _sifields._sigchld._stime 326#define lsi_value _sifields._rt._sigval 327#define lsi_int _sifields._rt._sigval.sival_int 328#define lsi_ptr _sifields._rt._sigval.sival_ptr 329#define lsi_addr _sifields._sigfault._addr 330#define lsi_band _sifields._sigpoll._band 331#define lsi_fd _sifields._sigpoll._fd 332 333/* 334 * We make the stack look like Linux expects it when calling a signal 335 * handler, but use the BSD way of calling the handler and sigreturn(). 336 * This means that we need to pass the pointer to the handler too. 337 * It is appended to the frame to not interfere with the rest of it. 338 */ 339 340struct l_rt_sigframe { 341 struct l_ucontext sf_sc; 342 struct l_siginfo sf_si; 343 l_handler_t sf_handler; 344}; 345 346/* 347 * mount flags 348 */ 349#define LINUX_MS_RDONLY 0x0001 350#define LINUX_MS_NOSUID 0x0002 351#define LINUX_MS_NODEV 0x0004 352#define LINUX_MS_NOEXEC 0x0008 353#define LINUX_MS_REMOUNT 0x0020 354 355/* 356 * SystemV IPC defines 357 */ 358#define LINUX_IPC_RMID 0 359#define LINUX_IPC_SET 1 360#define LINUX_IPC_STAT 2 361#define LINUX_IPC_INFO 3 362 363#define LINUX_SHM_LOCK 11 364#define LINUX_SHM_UNLOCK 12 365#define LINUX_SHM_STAT 13 366#define LINUX_SHM_INFO 14 367 368#define LINUX_SHM_RDONLY 0x1000 369#define LINUX_SHM_RND 0x2000 370#define LINUX_SHM_REMAP 0x4000 371 372/* semctl commands */ 373#define LINUX_GETPID 11 374#define LINUX_GETVAL 12 375#define LINUX_GETALL 13 376#define LINUX_GETNCNT 14 377#define LINUX_GETZCNT 15 378#define LINUX_SETVAL 16 379#define LINUX_SETALL 17 380#define LINUX_SEM_STAT 18 381#define LINUX_SEM_INFO 19 382 383union l_semun { 384 l_int val; 385 l_uintptr_t buf; 386 l_uintptr_t array; 387 l_uintptr_t __buf; 388 l_uintptr_t __pad; 389}; 390 391struct l_ipc_perm { 392 l_key_t key; 393 l_uid_t uid; 394 l_gid_t gid; 395 l_uid_t cuid; 396 l_gid_t cgid; 397 l_ushort mode; 398 l_ushort seq; 399}; 400 401/* 402 * Socket defines 403 */ 404 405#define LINUX_SOL_SOCKET 1 406#define LINUX_SOL_IP 0 407#define LINUX_SOL_IPX 256 408#define LINUX_SOL_AX25 257 409#define LINUX_SOL_TCP 6 410#define LINUX_SOL_UDP 17 411 412#define LINUX_SO_DEBUG 1 413#define LINUX_SO_REUSEADDR 2 414#define LINUX_SO_TYPE 3 415#define LINUX_SO_ERROR 4 416#define LINUX_SO_DONTROUTE 5 417#define LINUX_SO_BROADCAST 6 418#define LINUX_SO_SNDBUF 7 419#define LINUX_SO_RCVBUF 8 420#define LINUX_SO_KEEPALIVE 9 421#define LINUX_SO_OOBINLINE 10 422#define LINUX_SO_NO_CHECK 11 423#define LINUX_SO_PRIORITY 12 424#define LINUX_SO_LINGER 13 425#define LINUX_SO_PASSCRED 16 426#define LINUX_SO_PEERCRED 17 427#define LINUX_SO_RCVLOWAT 18 428#define LINUX_SO_SNDLOWAT 19 429#define LINUX_SO_RCVTIMEO 20 430#define LINUX_SO_SNDTIMEO 21 431#define LINUX_SO_TIMESTAMP 29 432#define LINUX_SO_ACCEPTCONN 30 433 434#define LINUX_IP_TOS 1 435#define LINUX_IP_TTL 2 436#define LINUX_IP_HDRINCL 3 437#define LINUX_IP_OPTIONS 4 438 439#define LINUX_IP_MULTICAST_IF 32 440#define LINUX_IP_MULTICAST_TTL 33 441#define LINUX_IP_MULTICAST_LOOP 34 442#define LINUX_IP_ADD_MEMBERSHIP 35 443#define LINUX_IP_DROP_MEMBERSHIP 36 444 445struct l_sockaddr { 446 l_ushort sa_family; 447 char sa_data[14]; 448}; 449 450struct l_msghdr { 451 l_uintptr_t msg_name; 452 l_int msg_namelen; 453 l_uintptr_t msg_iov; 454 l_size_t msg_iovlen; 455 l_uintptr_t msg_control; 456 l_size_t msg_controllen; 457 l_uint msg_flags; 458}; 459 460struct l_cmsghdr { 461 l_size_t cmsg_len; 462 l_int cmsg_level; 463 l_int cmsg_type; 464}; 465 466struct l_ifmap { 467 l_ulong mem_start; 468 l_ulong mem_end; 469 l_ushort base_addr; 470 u_char irq; 471 u_char dma; 472 u_char port; 473} __packed; 474 475#define LINUX_IFHWADDRLEN 6 476#define LINUX_IFNAMSIZ 16 477 478struct l_ifreq { 479 union { 480 char ifrn_name[LINUX_IFNAMSIZ]; 481 } ifr_ifrn; 482 483 union { 484 struct l_sockaddr ifru_addr; 485 struct l_sockaddr ifru_dstaddr; 486 struct l_sockaddr ifru_broadaddr; 487 struct l_sockaddr ifru_netmask; 488 struct l_sockaddr ifru_hwaddr; 489 l_short ifru_flags[1]; 490 l_int ifru_metric; 491 l_int ifru_mtu; 492 struct l_ifmap ifru_map; 493 char ifru_slave[LINUX_IFNAMSIZ]; 494 l_uintptr_t ifru_data; 495 } ifr_ifru; 496} __packed; 497 498#define ifr_name ifr_ifrn.ifrn_name /* Interface name */ 499#define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ 500 501struct l_ifconf { 502 int ifc_len; 503 union { 504 l_uintptr_t ifcu_buf; 505 l_uintptr_t ifcu_req; 506 } ifc_ifcu; 507}; 508 509#define ifc_buf ifc_ifcu.ifcu_buf 510#define ifc_req ifc_ifcu.ifcu_req 511 512/* 513 * poll() 514 */ 515#define LINUX_POLLIN 0x0001 516#define LINUX_POLLPRI 0x0002 517#define LINUX_POLLOUT 0x0004 518#define LINUX_POLLERR 0x0008 519#define LINUX_POLLHUP 0x0010 520#define LINUX_POLLNVAL 0x0020 521#define LINUX_POLLRDNORM 0x0040 522#define LINUX_POLLRDBAND 0x0080 523#define LINUX_POLLWRNORM 0x0100 524#define LINUX_POLLWRBAND 0x0200 525#define LINUX_POLLMSG 0x0400 526 527struct l_pollfd { 528 l_int fd; 529 l_short events; 530 l_short revents; 531}; 532 533 534#define LINUX_CLONE_VM 0x00000100 535#define LINUX_CLONE_FS 0x00000200 536#define LINUX_CLONE_FILES 0x00000400 537#define LINUX_CLONE_SIGHAND 0x00000800 538#define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */ 539#define LINUX_CLONE_VFORK 0x00004000 540#define LINUX_CLONE_PARENT 0x00008000 541#define LINUX_CLONE_THREAD 0x00010000 542#define LINUX_CLONE_SETTLS 0x00080000 543#define LINUX_CLONE_PARENT_SETTID 0x00100000 544#define LINUX_CLONE_CHILD_CLEARTID 0x00200000 545#define LINUX_CLONE_CHILD_SETTID 0x01000000 546 547#define LINUX_ARCH_SET_GS 0x1001 548#define LINUX_ARCH_SET_FS 0x1002 549#define LINUX_ARCH_GET_GS 0x1003 550#define LINUX_ARCH_GET_FS 0x1004 551 552#define linux_copyout_rusage(r, u) copyout(r, u, sizeof(*r)) 553 554/* robust futexes */ 555struct linux_robust_list { 556 l_uintptr_t next; 557}; 558 559struct linux_robust_list_head { 560 struct linux_robust_list list; 561 l_long futex_offset; 562 l_uintptr_t pending_list; 563}; 564 565#endif /* !_AMD64_LINUX_H_ */ 566