libsanitizer/sanitizer_common/sanitizer_platform_limits_solaris.h

   1 //===-- sanitizer_platform_limits_solaris.h -------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file is a part of Sanitizer common code.
  10 //
  11 // Sizes and layouts of platform-specific Solaris data structures.
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef SANITIZER_PLATFORM_LIMITS_SOLARIS_H
  15 #define SANITIZER_PLATFORM_LIMITS_SOLARIS_H
  16
  17 #if SANITIZER_SOLARIS
  18
  19 #include "sanitizer_internal_defs.h"
  20 #include "sanitizer_platform.h"
  21
  22 namespace __sanitizer {
  23 extern unsigned struct_utsname_sz;
  24 extern unsigned struct_stat_sz;
  25 extern unsigned struct_stat64_sz;
  26 extern unsigned struct_rusage_sz;
  27 extern unsigned siginfo_t_sz;
  28 extern unsigned struct_itimerval_sz;
  29 extern unsigned pthread_t_sz;
  30 extern unsigned pthread_mutex_t_sz;
  31 extern unsigned pthread_cond_t_sz;
  32 extern unsigned pid_t_sz;
  33 extern unsigned timeval_sz;
  34 extern unsigned uid_t_sz;
  35 extern unsigned gid_t_sz;
  36 extern unsigned mbstate_t_sz;
  37 extern unsigned struct_timezone_sz;
  38 extern unsigned struct_tms_sz;
  39 extern unsigned struct_itimerspec_sz;
  40 extern unsigned struct_sigevent_sz;
  41 extern unsigned struct_stack_t_sz;
  42 extern unsigned struct_sched_param_sz;
  43 extern unsigned struct_statfs64_sz;
  44 extern unsigned struct_statfs_sz;
  45 extern unsigned struct_sockaddr_sz;
  46 extern unsigned ucontext_t_sz;
  47
  48 extern unsigned struct_timespec_sz;
  49 extern unsigned struct_rlimit_sz;
  50 extern unsigned struct_utimbuf_sz;
  51
  52 struct __sanitizer_sem_t {
  53   //u64 data[6];
  54   u32 sem_count;
  55   u16 sem_type;
  56   u16 sem_magic;
  57   u64 sem_pad1[3];
  58   u64 sem_pad2[2];
  59 };
  60
  61 struct __sanitizer_ipc_perm {
  62   unsigned int uid;           // uid_t
  63   unsigned int gid;           // gid_t
  64   unsigned int cuid;          // uid_t
  65   unsigned int cgid;          // gid_t
  66   unsigned int mode;          // mode_t
  67   unsigned int seq;           // uint_t
  68   int key;                    // key_t
  69 #if !defined(_LP64)
  70   int pad[4];
  71 #endif
  72 };
  73
  74 struct __sanitizer_shmid_ds {
  75   __sanitizer_ipc_perm shm_perm;
  76   unsigned long shm_segsz;    // size_t
  77   unsigned long shm_flags;    // uintptr_t
  78   unsigned short shm_lkcnt;   // ushort_t
  79   int shm_lpid;               // pid_t
  80   int shm_cpid;               // pid_t
  81   unsigned long shm_nattch;   // shmatt_t
  82   unsigned long shm_cnattch;  // ulong_t
  83 #if defined(_LP64)
  84   long shm_atime;             // time_t
  85   long shm_dtime;
  86   long shm_ctime;
  87   void *shm_amp;
  88   u64 shm_gransize;           // uint64_t
  89   u64 shm_allocated;          // uint64_t
  90   u64 shm_pad4[1];            // int64_t
  91 #else
  92   long shm_atime;             // time_t
  93   int shm_pad1;               // int32_t
  94   long shm_dtime;             // time_t
  95   int shm_pad2;               // int32_t
  96   long shm_ctime;             // time_t
  97   void *shm_amp;
  98   u64 shm_gransize;           // uint64_t
  99   u64 shm_allocated;          // uint64_t
 100 #endif
 101 };
 102
 103 extern unsigned struct_statvfs_sz;
 104 #if SANITIZER_SOLARIS32
 105 extern unsigned struct_statvfs64_sz;
 106 #endif
 107
 108 struct __sanitizer_iovec {
 109   void *iov_base;
 110   uptr iov_len;
 111 };
 112
 113 struct __sanitizer_ifaddrs {
 114   struct __sanitizer_ifaddrs *ifa_next;
 115   char *ifa_name;
 116   u64 ifa_flags;     // uint64_t
 117   void *ifa_addr;    // (struct sockaddr *)
 118   void *ifa_netmask; // (struct sockaddr *)
 119   // This is a union on Linux.
 120 # ifdef ifa_dstaddr
 121 # undef ifa_dstaddr
 122 # endif
 123   void *ifa_dstaddr; // (struct sockaddr *)
 124   void *ifa_data;
 125 };
 126
 127 typedef unsigned __sanitizer_pthread_key_t;
 128
 129 struct __sanitizer_XDR {
 130   int x_op;
 131   void *x_ops;
 132   uptr x_public;
 133   uptr x_private;
 134   uptr x_base;
 135   unsigned x_handy;
 136 };
 137
 138 const int __sanitizer_XDR_ENCODE = 0;
 139 const int __sanitizer_XDR_DECODE = 1;
 140 const int __sanitizer_XDR_FREE = 2;
 141
 142 struct __sanitizer_passwd {
 143   char *pw_name;
 144   char *pw_passwd;
 145   unsigned int pw_uid;    // uid_t
 146   unsigned int pw_gid;    // gid_t
 147   char *pw_age;
 148   char *pw_comment;
 149   char *pw_gecos;
 150   char *pw_dir;
 151   char *pw_shell;
 152 };
 153
 154 struct __sanitizer_group {
 155   char *gr_name;
 156   char *gr_passwd;
 157   int gr_gid;
 158   char **gr_mem;
 159 };
 160
 161 typedef long __sanitizer_time_t;
 162
 163 typedef long __sanitizer_suseconds_t;
 164
 165 struct __sanitizer_timeval {
 166   __sanitizer_time_t tv_sec;
 167   __sanitizer_suseconds_t tv_usec;
 168 };
 169
 170 struct __sanitizer_itimerval {
 171   struct __sanitizer_timeval it_interval;
 172   struct __sanitizer_timeval it_value;
 173 };
 174
 175 struct __sanitizer_timeb {
 176   __sanitizer_time_t time;
 177   unsigned short millitm;
 178   short timezone;
 179   short dstflag;
 180 };
 181
 182 struct __sanitizer_ether_addr {
 183   u8 octet[6];
 184 };
 185
 186 struct __sanitizer_tm {
 187   int tm_sec;
 188   int tm_min;
 189   int tm_hour;
 190   int tm_mday;
 191   int tm_mon;
 192   int tm_year;
 193   int tm_wday;
 194   int tm_yday;
 195   int tm_isdst;
 196 };
 197
 198 struct __sanitizer_msghdr {
 199   void *msg_name;
 200   unsigned msg_namelen;
 201   struct __sanitizer_iovec *msg_iov;
 202   unsigned msg_iovlen;
 203   void *msg_control;
 204   unsigned msg_controllen;
 205   int msg_flags;
 206 };
 207 struct __sanitizer_cmsghdr {
 208   unsigned cmsg_len;
 209   int cmsg_level;
 210   int cmsg_type;
 211 };
 212
 213 #if SANITIZER_SOLARIS && (defined(_LP64) || _FILE_OFFSET_BITS == 64)
 214 struct __sanitizer_dirent {
 215   unsigned long long d_ino;
 216   long long d_off;
 217   unsigned short d_reclen;
 218   // more fields that we don't care about
 219 };
 220 #else
 221 struct __sanitizer_dirent {
 222   unsigned long d_ino;
 223   long d_off;
 224   unsigned short d_reclen;
 225   // more fields that we don't care about
 226 };
 227 #endif
 228
 229 struct __sanitizer_dirent64 {
 230   unsigned long long d_ino;
 231   unsigned long long d_off;
 232   unsigned short d_reclen;
 233   // more fields that we don't care about
 234 };
 235
 236 typedef long __sanitizer_clock_t;
 237 typedef int __sanitizer_clockid_t;
 238
 239 // This thing depends on the platform. We are only interested in the upper
 240 // limit. Verified with a compiler assert in .cpp.
 241 union __sanitizer_pthread_attr_t {
 242   char size[128];
 243   void *align;
 244 };
 245
 246 struct __sanitizer_sigset_t {
 247   // uint32_t * 4
 248   unsigned int __bits[4];
 249 };
 250
 251 struct __sanitizer_siginfo {
 252   // The size is determined by looking at sizeof of real siginfo_t on linux.
 253   u64 opaque[128 / sizeof(u64)];
 254 };
 255
 256 using __sanitizer_sighandler_ptr = void (*)(int sig);
 257 using __sanitizer_sigactionhandler_ptr =
 258     void (*)(int sig, __sanitizer_siginfo *siginfo, void *uctx);
 259
 260 struct __sanitizer_sigaction {
 261   int sa_flags;
 262   union {
 263     __sanitizer_sigactionhandler_ptr sigaction;
 264     __sanitizer_sighandler_ptr handler;
 265   };
 266   __sanitizer_sigset_t sa_mask;
 267 #if !defined(_LP64)
 268   int sa_resv[2];
 269 #endif
 270 };
 271
 272 struct __sanitizer_kernel_sigset_t {
 273   u8 sig[8];
 274 };
 275
 276 struct __sanitizer_kernel_sigaction_t {
 277   union {
 278     void (*handler)(int signo);
 279     void (*sigaction)(int signo, __sanitizer_siginfo *info, void *ctx);
 280   };
 281   unsigned long sa_flags;
 282   void (*sa_restorer)(void);
 283   __sanitizer_kernel_sigset_t sa_mask;
 284 };
 285
 286 extern const uptr sig_ign;
 287 extern const uptr sig_dfl;
 288 extern const uptr sig_err;
 289 extern const uptr sa_siginfo;
 290
 291 extern int af_inet;
 292 extern int af_inet6;
 293 uptr __sanitizer_in_addr_sz(int af);
 294
 295 struct __sanitizer_dl_phdr_info {
 296   uptr dlpi_addr;
 297   const char *dlpi_name;
 298   const void *dlpi_phdr;
 299   short dlpi_phnum;
 300 };
 301
 302 extern unsigned struct_ElfW_Phdr_sz;
 303
 304 struct __sanitizer_addrinfo {
 305   int ai_flags;
 306   int ai_family;
 307   int ai_socktype;
 308   int ai_protocol;
 309 #if defined(__sparcv9)
 310   int _ai_pad;
 311 #endif
 312   unsigned ai_addrlen;
 313   char *ai_canonname;
 314   void *ai_addr;
 315   struct __sanitizer_addrinfo *ai_next;
 316 };
 317
 318 struct __sanitizer_hostent {
 319   char *h_name;
 320   char **h_aliases;
 321   int h_addrtype;
 322   int h_length;
 323   char **h_addr_list;
 324 };
 325
 326 struct __sanitizer_pollfd {
 327   int fd;
 328   short events;
 329   short revents;
 330 };
 331
 332 typedef unsigned long __sanitizer_nfds_t;
 333
 334 struct __sanitizer_glob_t {
 335   uptr gl_pathc;
 336   char **gl_pathv;
 337   uptr gl_offs;
 338   char **gl_pathp;
 339   int gl_pathn;
 340 };
 341
 342 extern int glob_nomatch;
 343 extern int glob_altdirfunc;
 344
 345 extern unsigned path_max;
 346
 347 struct __sanitizer_wordexp_t {
 348   uptr we_wordc;
 349   char **we_wordv;
 350   uptr we_offs;
 351   char **we_wordp;
 352   int we_wordn;
 353 };
 354
 355 typedef void __sanitizer_FILE;
 356 #define SANITIZER_HAS_STRUCT_FILE 0
 357
 358 // This simplifies generic code
 359 #define struct_shminfo_sz -1
 360 #define struct_shm_info_sz -1
 361 #define shmctl_shm_stat -1
 362 #define shmctl_ipc_info -1
 363 #define shmctl_shm_info -1
 364
 365 extern int shmctl_ipc_stat;
 366
 367 extern unsigned struct_utmp_sz;
 368 extern unsigned struct_utmpx_sz;
 369
 370 extern int map_fixed;
 371
 372 // ioctl arguments
 373 struct __sanitizer_ifconf {
 374   int ifc_len;
 375   union {
 376     void *ifcu_req;
 377   } ifc_ifcu;
 378 };
 379
 380 // <sys/ioccom.h>
 381 #define IOC_NRBITS 8
 382 #define IOC_TYPEBITS 8
 383 #define IOC_SIZEBITS 12
 384 #define IOC_DIRBITS 4
 385 #undef IOC_NONE
 386 #define IOC_NONE 2U     // IOC_VOID
 387 #define IOC_READ 4U     // IOC_OUT
 388 #define IOC_WRITE 8U    // IOC_IN
 389
 390 #define IOC_NRMASK ((1 << IOC_NRBITS) - 1)
 391 #define IOC_TYPEMASK ((1 << IOC_TYPEBITS) - 1)
 392 #define IOC_SIZEMASK ((1 << IOC_SIZEBITS) - 1)
 393 #define IOC_DIRMASK ((1 << IOC_DIRBITS) - 1)
 394 #define IOC_NRSHIFT 0
 395 #define IOC_TYPESHIFT (IOC_NRSHIFT + IOC_NRBITS)
 396 #define IOC_SIZESHIFT (IOC_TYPESHIFT + IOC_TYPEBITS)
 397 #define IOC_DIRSHIFT (IOC_SIZESHIFT + IOC_SIZEBITS)
 398
 399 #define IOC_DIR(nr) (((nr) >> IOC_DIRSHIFT) & IOC_DIRMASK)
 400 #define IOC_TYPE(nr) (((nr) >> IOC_TYPESHIFT) & IOC_TYPEMASK)
 401 #define IOC_NR(nr) (((nr) >> IOC_NRSHIFT) & IOC_NRMASK)
 402
 403 #if defined(__sparc__)
 404 // In sparc the 14 bits SIZE field overlaps with the
 405 // least significant bit of DIR, so either IOC_READ or
 406 // IOC_WRITE shall be 1 in order to get a non-zero SIZE.
 407 #define IOC_SIZE(nr) \
 408   ((((((nr) >> 29) & 0x7) & (4U | 2U)) == 0) ? 0 : (((nr) >> 16) & 0x3fff))
 409 #else
 410 #define IOC_SIZE(nr) (((nr) >> IOC_SIZESHIFT) & IOC_SIZEMASK)
 411 #endif
 412
 413 extern unsigned struct_ifreq_sz;
 414 extern unsigned struct_termios_sz;
 415 extern unsigned struct_winsize_sz;
 416
 417 extern unsigned struct_sioc_sg_req_sz;
 418 extern unsigned struct_sioc_vif_req_sz;
 419
 420 // ioctl request identifiers
 421
 422 // A special value to mark ioctls that are not present on the target platform,
 423 // when it can not be determined without including any system headers.
 424 extern const unsigned IOCTL_NOT_PRESENT;
 425
 426 extern unsigned IOCTL_FIOASYNC;
 427 extern unsigned IOCTL_FIOCLEX;
 428 extern unsigned IOCTL_FIOGETOWN;
 429 extern unsigned IOCTL_FIONBIO;
 430 extern unsigned IOCTL_FIONCLEX;
 431 extern unsigned IOCTL_FIOSETOWN;
 432 extern unsigned IOCTL_SIOCADDMULTI;
 433 extern unsigned IOCTL_SIOCATMARK;
 434 extern unsigned IOCTL_SIOCDELMULTI;
 435 extern unsigned IOCTL_SIOCGIFADDR;
 436 extern unsigned IOCTL_SIOCGIFBRDADDR;
 437 extern unsigned IOCTL_SIOCGIFCONF;
 438 extern unsigned IOCTL_SIOCGIFDSTADDR;
 439 extern unsigned IOCTL_SIOCGIFFLAGS;
 440 extern unsigned IOCTL_SIOCGIFMETRIC;
 441 extern unsigned IOCTL_SIOCGIFMTU;
 442 extern unsigned IOCTL_SIOCGIFNETMASK;
 443 extern unsigned IOCTL_SIOCGPGRP;
 444 extern unsigned IOCTL_SIOCSIFADDR;
 445 extern unsigned IOCTL_SIOCSIFBRDADDR;
 446 extern unsigned IOCTL_SIOCSIFDSTADDR;
 447 extern unsigned IOCTL_SIOCSIFFLAGS;
 448 extern unsigned IOCTL_SIOCSIFMETRIC;
 449 extern unsigned IOCTL_SIOCSIFMTU;
 450 extern unsigned IOCTL_SIOCSIFNETMASK;
 451 extern unsigned IOCTL_SIOCSPGRP;
 452 extern unsigned IOCTL_TIOCEXCL;
 453 extern unsigned IOCTL_TIOCGETD;
 454 extern unsigned IOCTL_TIOCGPGRP;
 455 extern unsigned IOCTL_TIOCGWINSZ;
 456 extern unsigned IOCTL_TIOCMBIC;
 457 extern unsigned IOCTL_TIOCMBIS;
 458 extern unsigned IOCTL_TIOCMGET;
 459 extern unsigned IOCTL_TIOCMSET;
 460 extern unsigned IOCTL_TIOCNOTTY;
 461 extern unsigned IOCTL_TIOCNXCL;
 462 extern unsigned IOCTL_TIOCOUTQ;
 463 extern unsigned IOCTL_TIOCPKT;
 464 extern unsigned IOCTL_TIOCSCTTY;
 465 extern unsigned IOCTL_TIOCSETD;
 466 extern unsigned IOCTL_TIOCSPGRP;
 467 extern unsigned IOCTL_TIOCSTI;
 468 extern unsigned IOCTL_TIOCSWINSZ;
 469 extern unsigned IOCTL_MTIOCGET;
 470 extern unsigned IOCTL_MTIOCTOP;
 471
 472 extern const int si_SEGV_MAPERR;
 473 extern const int si_SEGV_ACCERR;
 474 }  // namespace __sanitizer
 475
 476 #define CHECK_TYPE_SIZE(TYPE) \
 477   COMPILER_CHECK(sizeof(__sanitizer_##TYPE) == sizeof(TYPE))
 478
 479 #define CHECK_SIZE_AND_OFFSET(CLASS, MEMBER)                       \
 480   COMPILER_CHECK(sizeof(((__sanitizer_##CLASS *) NULL)->MEMBER) == \
 481                  sizeof(((CLASS *) NULL)->MEMBER));                \
 482   COMPILER_CHECK(offsetof(__sanitizer_##CLASS, MEMBER) ==          \
 483                  offsetof(CLASS, MEMBER))
 484
 485 // For sigaction, which is a function and struct at the same time,
 486 // and thus requires explicit "struct" in sizeof() expression.
 487 #define CHECK_STRUCT_SIZE_AND_OFFSET(CLASS, MEMBER)                       \
 488   COMPILER_CHECK(sizeof(((struct __sanitizer_##CLASS *) NULL)->MEMBER) == \
 489                  sizeof(((struct CLASS *) NULL)->MEMBER));                \
 490   COMPILER_CHECK(offsetof(struct __sanitizer_##CLASS, MEMBER) ==          \
 491                  offsetof(struct CLASS, MEMBER))
 492
 493 #endif  // SANITIZER_SOLARIS
 494
 495 #endif