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