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 496