linux.h revision 302964
1296781Sdes/*- 292555Sdes * Copyright (c) 2013 Dmitry Chagin 357429Smarkm * Copyright (c) 1994-1996 S��ren Schmidt 457429Smarkm * All rights reserved. 557429Smarkm * 657429Smarkm * Redistribution and use in source and binary forms, with or without 757429Smarkm * modification, are permitted provided that the following conditions 860573Skris * are met: 965668Skris * 1. Redistributions of source code must retain the above copyright 1065668Skris * notice, this list of conditions and the following disclaimer 1165668Skris * in this position and unchanged. 1265668Skris * 2. Redistributions in binary form must reproduce the above copyright 1365668Skris * notice, this list of conditions and the following disclaimer in the 1457429Smarkm * documentation and/or other materials provided with the distribution. 1557429Smarkm * 3. The name of the author may not be used to endorse or promote products 1657429Smarkm * derived from this software without specific prior written permission 1757429Smarkm * 1857429Smarkm * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19295367Sdes * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20295367Sdes * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21295367Sdes * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22295367Sdes * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23295367Sdes * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24295367Sdes * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25295367Sdes * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26295367Sdes * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27295367Sdes * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28295367Sdes * 29295367Sdes * $FreeBSD: stable/10/sys/amd64/linux/linux.h 302964 2016-07-17 15:23:32Z dchagin $ 30295367Sdes */ 31295367Sdes 32295367Sdes#ifndef _AMD64_LINUX_H_ 33295367Sdes#define _AMD64_LINUX_H_ 34295367Sdes 35295367Sdes#include <compat/linux/linux.h> 36295367Sdes#include <amd64/linux/linux_syscall.h> 37295367Sdes 38295367Sdes/* 39295367Sdes * debugging support 40295367Sdes */ 41295367Sdesextern u_char linux_debug_map[]; 42295367Sdes#define ldebug(name) isclr(linux_debug_map, LINUX_SYS_linux_ ## name) 43295367Sdes#define ARGS(nm, fmt) "linux(%ld/%ld): "#nm"("fmt")\n", \ 44296781Sdes (long)td->td_proc->p_pid, (long)td->td_tid 45295367Sdes#define LMSG(fmt) "linux(%ld/%ld): "fmt"\n", \ 4657429Smarkm (long)td->td_proc->p_pid, (long)td->td_tid 4757429Smarkm#define LINUX_DTRACE linuxulator 4857429Smarkm 4957429Smarkm#define PTRIN(v) (void *)(v) 5057429Smarkm#define PTROUT(v) (uintptr_t)(v) 5157429Smarkm 5257429Smarkm#define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 5357429Smarkm#define CP2(src,dst,sfld,dfld) do { (dst).dfld = (src).sfld; } while (0) 5457429Smarkm#define PTRIN_CP(src,dst,fld) \ 5557429Smarkm do { (dst).fld = PTRIN((src).fld); } while (0) 5657429Smarkm 5769587Sgreen/* 5865668Skris * Provide a separate set of types for the Linux types. 5965668Skris */ 6065668Skristypedef int32_t l_int; 6165668Skristypedef int64_t l_long; 6265668Skristypedef int16_t l_short; 6365668Skristypedef uint32_t l_uint; 6465668Skristypedef uint64_t l_ulong; 6565668Skristypedef uint16_t l_ushort; 6692555Sdes 6792555Sdestypedef l_ulong l_uintptr_t; 6898675Sdestypedef l_long l_clock_t; 6992555Sdestypedef l_int l_daddr_t; 7098675Sdestypedef l_ulong l_dev_t; 7198675Sdestypedef l_uint l_gid_t; 7298675Sdestypedef l_uint l_uid_t; 7398675Sdestypedef l_ulong l_ino_t; 7498675Sdestypedef l_int l_key_t; 7598675Sdestypedef l_long l_loff_t; 7698675Sdestypedef l_uint l_mode_t; 77124208Sdestypedef l_long l_off_t; 7898675Sdestypedef l_int l_pid_t; 7998675Sdestypedef l_ulong l_size_t; 80113908Sdestypedef l_long l_ssize_t; 8198675Sdestypedef l_long l_suseconds_t; 8292555Sdestypedef l_long l_time_t; 8392555Sdestypedef l_int l_timer_t; 8492555Sdestypedef l_int l_mqd_t; 8569587Sgreentypedef l_size_t l_socklen_t; 8698675Sdestypedef l_ulong l_fd_mask; 8769587Sgreen 8869587Sgreentypedef struct { 89296781Sdes l_int val[2]; 90296781Sdes} l_fsid_t; 9169587Sgreen 9257429Smarkmtypedef 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/* 143 * stat family of syscalls 144 */ 145struct l_timespec { 146 l_time_t tv_sec; 147 l_long tv_nsec; 148}; 149 150struct l_newstat { 151 l_dev_t st_dev; 152 l_ino_t st_ino; 153 l_ulong st_nlink; 154 l_uint st_mode; 155 l_uid_t st_uid; 156 l_gid_t st_gid; 157 l_uint __st_pad1; 158 l_dev_t st_rdev; 159 l_off_t st_size; 160 l_long st_blksize; 161 l_long st_blocks; 162 struct l_timespec st_atim; 163 struct l_timespec st_mtim; 164 struct l_timespec st_ctim; 165 l_long __unused1; 166 l_long __unused2; 167 l_long __unused3; 168}; 169 170/* sigaction flags */ 171#define LINUX_SA_NOCLDSTOP 0x00000001 172#define LINUX_SA_NOCLDWAIT 0x00000002 173#define LINUX_SA_SIGINFO 0x00000004 174#define LINUX_SA_RESTORER 0x04000000 175#define LINUX_SA_ONSTACK 0x08000000 176#define LINUX_SA_RESTART 0x10000000 177#define LINUX_SA_INTERRUPT 0x20000000 178#define LINUX_SA_NOMASK 0x40000000 179#define LINUX_SA_ONESHOT 0x80000000 180 181/* sigprocmask actions */ 182#define LINUX_SIG_BLOCK 0 183#define LINUX_SIG_UNBLOCK 1 184#define LINUX_SIG_SETMASK 2 185 186/* sigaltstack */ 187#define LINUX_MINSIGSTKSZ 2048 188 189typedef void (*l_handler_t)(l_int); 190 191typedef struct { 192 l_handler_t lsa_handler; 193 l_ulong lsa_flags; 194 l_uintptr_t lsa_restorer; 195 l_sigset_t lsa_mask; 196} l_sigaction_t; 197 198typedef struct { 199 l_uintptr_t ss_sp; 200 l_int ss_flags; 201 l_size_t ss_size; 202} l_stack_t; 203 204struct l_fpstate { 205 u_int16_t cwd; 206 u_int16_t swd; 207 u_int16_t twd; 208 u_int16_t fop; 209 u_int64_t rip; 210 u_int64_t rdp; 211 u_int32_t mxcsr; 212 u_int32_t mxcsr_mask; 213 u_int32_t st_space[32]; 214 u_int32_t xmm_space[64]; 215 u_int32_t reserved2[24]; 216}; 217 218struct l_sigcontext { 219 l_ulong sc_r8; 220 l_ulong sc_r9; 221 l_ulong sc_r10; 222 l_ulong sc_r11; 223 l_ulong sc_r12; 224 l_ulong sc_r13; 225 l_ulong sc_r14; 226 l_ulong sc_r15; 227 l_ulong sc_rdi; 228 l_ulong sc_rsi; 229 l_ulong sc_rbp; 230 l_ulong sc_rbx; 231 l_ulong sc_rdx; 232 l_ulong sc_rax; 233 l_ulong sc_rcx; 234 l_ulong sc_rsp; 235 l_ulong sc_rip; 236 l_ulong sc_rflags; 237 l_ushort sc_cs; 238 l_ushort sc_gs; 239 l_ushort sc_fs; 240 l_ushort sc___pad0; 241 l_ulong sc_err; 242 l_ulong sc_trapno; 243 l_sigset_t sc_mask; 244 l_ulong sc_cr2; 245 struct l_fpstate *sc_fpstate; 246 l_ulong sc_reserved1[8]; 247}; 248 249struct l_ucontext { 250 l_ulong uc_flags; 251 l_uintptr_t uc_link; 252 l_stack_t uc_stack; 253 struct l_sigcontext uc_mcontext; 254 l_sigset_t uc_sigmask; 255}; 256 257#define LINUX_SI_PREAMBLE_SIZE (4 * sizeof(int)) 258#define LINUX_SI_MAX_SIZE 128 259#define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE - \ 260 LINUX_SI_PREAMBLE_SIZE) / sizeof(l_int)) 261typedef union l_sigval { 262 l_int sival_int; 263 l_uintptr_t sival_ptr; 264} l_sigval_t; 265 266typedef struct l_siginfo { 267 l_int lsi_signo; 268 l_int lsi_errno; 269 l_int lsi_code; 270 union { 271 l_int _pad[LINUX_SI_PAD_SIZE]; 272 273 struct { 274 l_pid_t _pid; 275 l_uid_t _uid; 276 } _kill; 277 278 struct { 279 l_timer_t _tid; 280 l_int _overrun; 281 char _pad[sizeof(l_uid_t) - sizeof(int)]; 282 union l_sigval _sigval; 283 l_uint _sys_private; 284 } _timer; 285 286 struct { 287 l_pid_t _pid; /* sender's pid */ 288 l_uid_t _uid; /* sender's uid */ 289 union l_sigval _sigval; 290 } _rt; 291 292 struct { 293 l_pid_t _pid; /* which child */ 294 l_uid_t _uid; /* sender's uid */ 295 l_int _status; /* exit code */ 296 l_clock_t _utime; 297 l_clock_t _stime; 298 } _sigchld; 299 300 struct { 301 l_uintptr_t _addr; /* Faulting insn/memory ref. */ 302 } _sigfault; 303 304 struct { 305 l_long _band; /* POLL_IN,POLL_OUT,POLL_MSG */ 306 l_int _fd; 307 } _sigpoll; 308 } _sifields; 309} l_siginfo_t; 310 311#define lsi_pid _sifields._kill._pid 312#define lsi_uid _sifields._kill._uid 313#define lsi_tid _sifields._timer._tid 314#define lsi_overrun _sifields._timer._overrun 315#define lsi_sys_private _sifields._timer._sys_private 316#define lsi_status _sifields._sigchld._status 317#define lsi_utime _sifields._sigchld._utime 318#define lsi_stime _sifields._sigchld._stime 319#define lsi_value _sifields._rt._sigval 320#define lsi_int _sifields._rt._sigval.sival_int 321#define lsi_ptr _sifields._rt._sigval.sival_ptr 322#define lsi_addr _sifields._sigfault._addr 323#define lsi_band _sifields._sigpoll._band 324#define lsi_fd _sifields._sigpoll._fd 325 326/* 327 * We make the stack look like Linux expects it when calling a signal 328 * handler, but use the BSD way of calling the handler and sigreturn(). 329 * This means that we need to pass the pointer to the handler too. 330 * It is appended to the frame to not interfere with the rest of it. 331 */ 332 333struct l_rt_sigframe { 334 struct l_ucontext sf_sc; 335 struct l_siginfo sf_si; 336 l_handler_t sf_handler; 337}; 338 339/* 340 * mount flags 341 */ 342#define LINUX_MS_RDONLY 0x0001 343#define LINUX_MS_NOSUID 0x0002 344#define LINUX_MS_NODEV 0x0004 345#define LINUX_MS_NOEXEC 0x0008 346#define LINUX_MS_REMOUNT 0x0020 347 348/* 349 * SystemV IPC defines 350 */ 351#define LINUX_IPC_RMID 0 352#define LINUX_IPC_SET 1 353#define LINUX_IPC_STAT 2 354#define LINUX_IPC_INFO 3 355 356#define LINUX_SHM_LOCK 11 357#define LINUX_SHM_UNLOCK 12 358#define LINUX_SHM_STAT 13 359#define LINUX_SHM_INFO 14 360 361#define LINUX_SHM_RDONLY 0x1000 362#define LINUX_SHM_RND 0x2000 363#define LINUX_SHM_REMAP 0x4000 364 365/* semctl commands */ 366#define LINUX_GETPID 11 367#define LINUX_GETVAL 12 368#define LINUX_GETALL 13 369#define LINUX_GETNCNT 14 370#define LINUX_GETZCNT 15 371#define LINUX_SETVAL 16 372#define LINUX_SETALL 17 373#define LINUX_SEM_STAT 18 374#define LINUX_SEM_INFO 19 375 376union l_semun { 377 l_int val; 378 l_uintptr_t buf; 379 l_uintptr_t array; 380 l_uintptr_t __buf; 381 l_uintptr_t __pad; 382}; 383 384struct l_ipc_perm { 385 l_key_t key; 386 l_uid_t uid; 387 l_gid_t gid; 388 l_uid_t cuid; 389 l_gid_t cgid; 390 l_ushort mode; 391 l_ushort seq; 392}; 393 394/* 395 * Socket defines 396 */ 397 398#define LINUX_SOL_SOCKET 1 399#define LINUX_SOL_IP 0 400#define LINUX_SOL_IPX 256 401#define LINUX_SOL_AX25 257 402#define LINUX_SOL_TCP 6 403#define LINUX_SOL_UDP 17 404 405#define LINUX_SO_DEBUG 1 406#define LINUX_SO_REUSEADDR 2 407#define LINUX_SO_TYPE 3 408#define LINUX_SO_ERROR 4 409#define LINUX_SO_DONTROUTE 5 410#define LINUX_SO_BROADCAST 6 411#define LINUX_SO_SNDBUF 7 412#define LINUX_SO_RCVBUF 8 413#define LINUX_SO_KEEPALIVE 9 414#define LINUX_SO_OOBINLINE 10 415#define LINUX_SO_NO_CHECK 11 416#define LINUX_SO_PRIORITY 12 417#define LINUX_SO_LINGER 13 418#define LINUX_SO_PASSCRED 16 419#define LINUX_SO_PEERCRED 17 420#define LINUX_SO_RCVLOWAT 18 421#define LINUX_SO_SNDLOWAT 19 422#define LINUX_SO_RCVTIMEO 20 423#define LINUX_SO_SNDTIMEO 21 424#define LINUX_SO_TIMESTAMP 29 425#define LINUX_SO_ACCEPTCONN 30 426 427#define LINUX_IP_TOS 1 428#define LINUX_IP_TTL 2 429#define LINUX_IP_HDRINCL 3 430#define LINUX_IP_OPTIONS 4 431 432#define LINUX_IP_MULTICAST_IF 32 433#define LINUX_IP_MULTICAST_TTL 33 434#define LINUX_IP_MULTICAST_LOOP 34 435#define LINUX_IP_ADD_MEMBERSHIP 35 436#define LINUX_IP_DROP_MEMBERSHIP 36 437 438struct l_sockaddr { 439 l_ushort sa_family; 440 char sa_data[14]; 441}; 442 443struct l_ifmap { 444 l_ulong mem_start; 445 l_ulong mem_end; 446 l_ushort base_addr; 447 u_char irq; 448 u_char dma; 449 u_char port; 450} __packed; 451 452#define LINUX_IFHWADDRLEN 6 453#define LINUX_IFNAMSIZ 16 454 455struct l_ifreq { 456 union { 457 char ifrn_name[LINUX_IFNAMSIZ]; 458 } ifr_ifrn; 459 460 union { 461 struct l_sockaddr ifru_addr; 462 struct l_sockaddr ifru_dstaddr; 463 struct l_sockaddr ifru_broadaddr; 464 struct l_sockaddr ifru_netmask; 465 struct l_sockaddr ifru_hwaddr; 466 l_short ifru_flags[1]; 467 l_int ifru_metric; 468 l_int ifru_mtu; 469 struct l_ifmap ifru_map; 470 char ifru_slave[LINUX_IFNAMSIZ]; 471 l_uintptr_t ifru_data; 472 } ifr_ifru; 473} __packed; 474 475#define ifr_name ifr_ifrn.ifrn_name /* Interface name */ 476#define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ 477 478struct l_ifconf { 479 int ifc_len; 480 union { 481 l_uintptr_t ifcu_buf; 482 l_uintptr_t ifcu_req; 483 } ifc_ifcu; 484}; 485 486#define ifc_buf ifc_ifcu.ifcu_buf 487#define ifc_req ifc_ifcu.ifcu_req 488 489/* 490 * poll() 491 */ 492#define LINUX_POLLIN 0x0001 493#define LINUX_POLLPRI 0x0002 494#define LINUX_POLLOUT 0x0004 495#define LINUX_POLLERR 0x0008 496#define LINUX_POLLHUP 0x0010 497#define LINUX_POLLNVAL 0x0020 498#define LINUX_POLLRDNORM 0x0040 499#define LINUX_POLLRDBAND 0x0080 500#define LINUX_POLLWRNORM 0x0100 501#define LINUX_POLLWRBAND 0x0200 502#define LINUX_POLLMSG 0x0400 503 504struct l_pollfd { 505 l_int fd; 506 l_short events; 507 l_short revents; 508}; 509 510 511#define LINUX_CLONE_VM 0x00000100 512#define LINUX_CLONE_FS 0x00000200 513#define LINUX_CLONE_FILES 0x00000400 514#define LINUX_CLONE_SIGHAND 0x00000800 515#define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */ 516#define LINUX_CLONE_VFORK 0x00004000 517#define LINUX_CLONE_PARENT 0x00008000 518#define LINUX_CLONE_THREAD 0x00010000 519#define LINUX_CLONE_SETTLS 0x00080000 520#define LINUX_CLONE_PARENT_SETTID 0x00100000 521#define LINUX_CLONE_CHILD_CLEARTID 0x00200000 522#define LINUX_CLONE_CHILD_SETTID 0x01000000 523 524#define LINUX_ARCH_SET_GS 0x1001 525#define LINUX_ARCH_SET_FS 0x1002 526#define LINUX_ARCH_GET_FS 0x1003 527#define LINUX_ARCH_GET_GS 0x1004 528 529#define linux_copyout_rusage(r, u) copyout(r, u, sizeof(*r)) 530 531/* robust futexes */ 532struct linux_robust_list { 533 l_uintptr_t next; 534}; 535 536struct linux_robust_list_head { 537 struct linux_robust_list list; 538 l_long futex_offset; 539 l_uintptr_t pending_list; 540}; 541 542#endif /* !_AMD64_LINUX_H_ */ 543