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 495