sanitizer_platform_limits_posix.h revision 5d71de26cedae3dafc17449fe0182045c0bd20e8
1//===-- sanitizer_platform_limits_posix.h ---------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file is a part of Sanitizer common code.
11//
12// Sizes and layouts of platform-specific POSIX data structures.
13//===----------------------------------------------------------------------===//
14
15#ifndef SANITIZER_PLATFORM_LIMITS_POSIX_H
16#define SANITIZER_PLATFORM_LIMITS_POSIX_H
17
18#include "sanitizer_internal_defs.h"
19#include "sanitizer_platform.h"
20
21namespace __sanitizer {
22  extern unsigned struct_utsname_sz;
23  extern unsigned struct_stat_sz;
24#if !SANITIZER_FREEBSD && !SANITIZER_IOS
25  extern unsigned struct_stat64_sz;
26#endif
27  extern unsigned struct_rusage_sz;
28  extern unsigned siginfo_t_sz;
29  extern unsigned struct_itimerval_sz;
30  extern unsigned pthread_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
44#if !SANITIZER_ANDROID
45  extern unsigned struct_statfs_sz;
46  extern unsigned struct_sockaddr_sz;
47  extern unsigned ucontext_t_sz;
48#endif // !SANITIZER_ANDROID
49
50#if SANITIZER_LINUX
51
52#if defined(__x86_64__)
53  const unsigned struct_kernel_stat_sz = 144;
54  const unsigned struct_kernel_stat64_sz = 0;
55#elif defined(__i386__)
56  const unsigned struct_kernel_stat_sz = 64;
57  const unsigned struct_kernel_stat64_sz = 96;
58#elif defined(__arm__)
59  const unsigned struct_kernel_stat_sz = 64;
60  const unsigned struct_kernel_stat64_sz = 104;
61#elif defined(__aarch64__)
62  const unsigned struct_kernel_stat_sz = 128;
63  const unsigned struct_kernel_stat64_sz = 104;
64#elif defined(__powerpc__) && !defined(__powerpc64__)
65  const unsigned struct_kernel_stat_sz = 72;
66  const unsigned struct_kernel_stat64_sz = 104;
67#elif defined(__powerpc64__)
68  const unsigned struct_kernel_stat_sz = 144;
69  const unsigned struct_kernel_stat64_sz = 104;
70#elif defined(__mips__)
71  #if SANITIZER_WORDSIZE == 64
72  const unsigned struct_kernel_stat_sz = 216;
73  #else
74  const unsigned struct_kernel_stat_sz = 144;
75  #endif
76  const unsigned struct_kernel_stat64_sz = 104;
77#endif
78  struct __sanitizer_perf_event_attr {
79    unsigned type;
80    unsigned size;
81    // More fields that vary with the kernel version.
82  };
83
84  extern unsigned struct_epoll_event_sz;
85  extern unsigned struct_sysinfo_sz;
86  extern unsigned __user_cap_header_struct_sz;
87  extern unsigned __user_cap_data_struct_sz;
88  extern unsigned struct_new_utsname_sz;
89  extern unsigned struct_old_utsname_sz;
90  extern unsigned struct_oldold_utsname_sz;
91
92  const unsigned struct_kexec_segment_sz = 4 * sizeof(unsigned long);
93#endif  // SANITIZER_LINUX
94
95#if SANITIZER_LINUX || SANITIZER_FREEBSD
96
97#if defined(__powerpc64__)
98  const unsigned struct___old_kernel_stat_sz = 0;
99#else
100  const unsigned struct___old_kernel_stat_sz = 32;
101#endif
102
103  extern unsigned struct_rlimit_sz;
104  extern unsigned struct_utimbuf_sz;
105  extern unsigned struct_timespec_sz;
106
107  struct __sanitizer_iocb {
108    u64   aio_data;
109    u32   aio_key_or_aio_reserved1; // Simply crazy.
110    u32   aio_reserved1_or_aio_key; // Luckily, we don't need these.
111    u16   aio_lio_opcode;
112    s16   aio_reqprio;
113    u32   aio_fildes;
114    u64   aio_buf;
115    u64   aio_nbytes;
116    s64   aio_offset;
117    u64   aio_reserved2;
118    u64   aio_reserved3;
119  };
120
121  struct __sanitizer_io_event {
122    u64 data;
123    u64 obj;
124    u64 res;
125    u64 res2;
126  };
127
128  const unsigned iocb_cmd_pread = 0;
129  const unsigned iocb_cmd_pwrite = 1;
130  const unsigned iocb_cmd_preadv = 7;
131  const unsigned iocb_cmd_pwritev = 8;
132
133  struct __sanitizer___sysctl_args {
134    int *name;
135    int nlen;
136    void *oldval;
137    uptr *oldlenp;
138    void *newval;
139    uptr newlen;
140    unsigned long ___unused[4];
141  };
142
143  const unsigned old_sigset_t_sz = sizeof(unsigned long);
144#endif // SANITIZER_LINUX || SANITIZER_FREEBSD
145
146#if SANITIZER_ANDROID
147  struct __sanitizer_mallinfo {
148    uptr v[10];
149  };
150#endif
151
152#if SANITIZER_LINUX && !SANITIZER_ANDROID
153  struct __sanitizer_mallinfo {
154    int v[10];
155  };
156
157  extern unsigned struct_ustat_sz;
158  extern unsigned struct_rlimit64_sz;
159  extern unsigned struct_statvfs64_sz;
160
161  struct __sanitizer_ipc_perm {
162    int __key;
163    int uid;
164    int gid;
165    int cuid;
166    int cgid;
167#ifdef __powerpc__
168    unsigned mode;
169    unsigned __seq;
170    u64 __unused1;
171    u64 __unused2;
172#elif defined(__mips__)
173    unsigned int mode;
174    unsigned short __seq;
175    unsigned short __pad1;
176    unsigned long __unused1;
177    unsigned long __unused2;
178#else
179    unsigned short mode;
180    unsigned short __pad1;
181    unsigned short __seq;
182    unsigned short __pad2;
183#if defined(__x86_64__) && !defined(_LP64)
184    u64 __unused1;
185    u64 __unused2;
186#else
187    unsigned long __unused1;
188    unsigned long __unused2;
189#endif
190#endif
191  };
192
193  struct __sanitizer_shmid_ds {
194    __sanitizer_ipc_perm shm_perm;
195  #ifndef __powerpc__
196    uptr shm_segsz;
197  #elif !defined(__powerpc64__)
198    uptr __unused0;
199  #endif
200  #if defined(__x86_64__) && !defined(_LP64)
201    u64 shm_atime;
202    u64 shm_dtime;
203    u64 shm_ctime;
204  #else
205    uptr shm_atime;
206  #if !defined(_LP64) && !defined(__mips__)
207    uptr __unused1;
208  #endif
209    uptr shm_dtime;
210  #if !defined(_LP64) && !defined(__mips__)
211    uptr __unused2;
212  #endif
213    uptr shm_ctime;
214  #if !defined(_LP64) && !defined(__mips__)
215    uptr __unused3;
216  #endif
217  #endif
218  #ifdef __powerpc__
219    uptr shm_segsz;
220  #endif
221    int shm_cpid;
222    int shm_lpid;
223  #if defined(__x86_64__) && !defined(_LP64)
224    u64 shm_nattch;
225    u64 __unused4;
226    u64 __unused5;
227  #else
228    uptr shm_nattch;
229    uptr __unused4;
230    uptr __unused5;
231  #endif
232  };
233#elif SANITIZER_FREEBSD
234  struct __sanitizer_ipc_perm {
235    unsigned int cuid;
236    unsigned int cgid;
237    unsigned int uid;
238    unsigned int gid;
239    unsigned short mode;
240    unsigned short seq;
241    long key;
242  };
243
244  struct __sanitizer_shmid_ds {
245    __sanitizer_ipc_perm shm_perm;
246    unsigned long shm_segsz;
247    unsigned int shm_lpid;
248    unsigned int shm_cpid;
249    int shm_nattch;
250    unsigned long shm_atime;
251    unsigned long shm_dtime;
252    unsigned long shm_ctime;
253  };
254#endif
255
256#if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
257  extern unsigned struct_msqid_ds_sz;
258  extern unsigned struct_mq_attr_sz;
259  extern unsigned struct_timex_sz;
260  extern unsigned struct_statvfs_sz;
261#endif  // (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
262
263  struct __sanitizer_iovec {
264    void *iov_base;
265    uptr iov_len;
266  };
267
268#if !SANITIZER_ANDROID
269  struct __sanitizer_ifaddrs {
270    struct __sanitizer_ifaddrs *ifa_next;
271    char *ifa_name;
272    unsigned int ifa_flags;
273    void *ifa_addr;    // (struct sockaddr *)
274    void *ifa_netmask; // (struct sockaddr *)
275    // This is a union on Linux.
276# ifdef ifa_dstaddr
277# undef ifa_dstaddr
278# endif
279    void *ifa_dstaddr; // (struct sockaddr *)
280    void *ifa_data;
281  };
282#endif  // !SANITIZER_ANDROID
283
284#if SANITIZER_MAC
285  typedef unsigned long __sanitizer_pthread_key_t;
286#else
287  typedef unsigned __sanitizer_pthread_key_t;
288#endif
289
290#if SANITIZER_LINUX && !SANITIZER_ANDROID
291
292  struct __sanitizer_XDR {
293    int x_op;
294    void *x_ops;
295    uptr x_public;
296    uptr x_private;
297    uptr x_base;
298    unsigned x_handy;
299  };
300
301  const int __sanitizer_XDR_ENCODE = 0;
302  const int __sanitizer_XDR_DECODE = 1;
303  const int __sanitizer_XDR_FREE = 2;
304#endif
305
306  struct __sanitizer_passwd {
307    char *pw_name;
308    char *pw_passwd;
309    int pw_uid;
310    int pw_gid;
311#if SANITIZER_MAC || SANITIZER_FREEBSD
312    long pw_change;
313    char *pw_class;
314#endif
315#if !SANITIZER_ANDROID
316    char *pw_gecos;
317#endif
318    char *pw_dir;
319    char *pw_shell;
320#if SANITIZER_MAC || SANITIZER_FREEBSD
321    long pw_expire;
322#endif
323#if SANITIZER_FREEBSD
324    int pw_fields;
325#endif
326  };
327
328  struct __sanitizer_group {
329    char *gr_name;
330    char *gr_passwd;
331    int gr_gid;
332    char **gr_mem;
333  };
334
335#if defined(__x86_64__) && !defined(_LP64)
336  typedef long long __sanitizer_time_t;
337#else
338  typedef long __sanitizer_time_t;
339#endif
340
341  struct __sanitizer_timeb {
342    __sanitizer_time_t time;
343    unsigned short millitm;
344    short timezone;
345    short dstflag;
346  };
347
348  struct __sanitizer_ether_addr {
349    u8 octet[6];
350  };
351
352  struct __sanitizer_tm {
353    int tm_sec;
354    int tm_min;
355    int tm_hour;
356    int tm_mday;
357    int tm_mon;
358    int tm_year;
359    int tm_wday;
360    int tm_yday;
361    int tm_isdst;
362    long int tm_gmtoff;
363    const char *tm_zone;
364  };
365
366#if SANITIZER_LINUX
367  struct __sanitizer_mntent {
368    char *mnt_fsname;
369    char *mnt_dir;
370    char *mnt_type;
371    char *mnt_opts;
372    int mnt_freq;
373    int mnt_passno;
374  };
375#endif
376
377#if SANITIZER_ANDROID || SANITIZER_MAC || SANITIZER_FREEBSD
378  struct __sanitizer_msghdr {
379    void *msg_name;
380    unsigned msg_namelen;
381    struct __sanitizer_iovec *msg_iov;
382    unsigned msg_iovlen;
383    void *msg_control;
384    unsigned msg_controllen;
385    int msg_flags;
386  };
387  struct __sanitizer_cmsghdr {
388    unsigned cmsg_len;
389    int cmsg_level;
390    int cmsg_type;
391  };
392#else
393  struct __sanitizer_msghdr {
394    void *msg_name;
395    unsigned msg_namelen;
396    struct __sanitizer_iovec *msg_iov;
397    uptr msg_iovlen;
398    void *msg_control;
399    uptr msg_controllen;
400    int msg_flags;
401  };
402  struct __sanitizer_cmsghdr {
403    uptr cmsg_len;
404    int cmsg_level;
405    int cmsg_type;
406  };
407#endif
408
409#if SANITIZER_MAC
410  struct __sanitizer_dirent {
411    unsigned long long d_ino;
412    unsigned long long d_seekoff;
413    unsigned short d_reclen;
414    // more fields that we don't care about
415  };
416#elif SANITIZER_FREEBSD
417  struct __sanitizer_dirent {
418    unsigned int d_fileno;
419    unsigned short d_reclen;
420    // more fields that we don't care about
421  };
422#elif SANITIZER_ANDROID || defined(__x86_64__)
423  struct __sanitizer_dirent {
424    unsigned long long d_ino;
425    unsigned long long d_off;
426    unsigned short d_reclen;
427    // more fields that we don't care about
428  };
429#else
430  struct __sanitizer_dirent {
431    uptr d_ino;
432    uptr d_off;
433    unsigned short d_reclen;
434    // more fields that we don't care about
435  };
436#endif
437
438#if SANITIZER_LINUX && !SANITIZER_ANDROID
439  struct __sanitizer_dirent64 {
440    unsigned long long d_ino;
441    unsigned long long d_off;
442    unsigned short d_reclen;
443    // more fields that we don't care about
444  };
445#endif
446
447// 'clock_t' is 32 bits wide on x64 FreeBSD
448#if SANITIZER_FREEBSD
449  typedef int __sanitizer_clock_t;
450#elif defined(__x86_64__) && !defined(_LP64)
451  typedef long long __sanitizer_clock_t;
452#else
453  typedef long __sanitizer_clock_t;
454#endif
455
456#if SANITIZER_LINUX
457  typedef int __sanitizer_clockid_t;
458#endif
459
460#if SANITIZER_LINUX || SANITIZER_FREEBSD
461#if defined(_LP64) || defined(__x86_64__) || defined(__powerpc__)\
462                   || defined(__mips__)
463  typedef unsigned __sanitizer___kernel_uid_t;
464  typedef unsigned __sanitizer___kernel_gid_t;
465#else
466  typedef unsigned short __sanitizer___kernel_uid_t;
467  typedef unsigned short __sanitizer___kernel_gid_t;
468#endif
469#if defined(__x86_64__) && !defined(_LP64)
470  typedef long long __sanitizer___kernel_off_t;
471#else
472  typedef long __sanitizer___kernel_off_t;
473#endif
474
475#if defined(__powerpc__) || defined(__aarch64__) || defined(__mips__)
476  typedef unsigned int __sanitizer___kernel_old_uid_t;
477  typedef unsigned int __sanitizer___kernel_old_gid_t;
478#else
479  typedef unsigned short __sanitizer___kernel_old_uid_t;
480  typedef unsigned short __sanitizer___kernel_old_gid_t;
481#endif
482
483  typedef long long __sanitizer___kernel_loff_t;
484  typedef struct {
485    unsigned long fds_bits[1024 / (8 * sizeof(long))];
486  } __sanitizer___kernel_fd_set;
487#endif
488
489  // This thing depends on the platform. We are only interested in the upper
490  // limit. Verified with a compiler assert in .cc.
491  const int pthread_attr_t_max_sz = 128;
492  union __sanitizer_pthread_attr_t {
493    char size[pthread_attr_t_max_sz]; // NOLINT
494    void *align;
495  };
496
497#if SANITIZER_ANDROID
498  typedef unsigned long __sanitizer_sigset_t;
499#elif SANITIZER_MAC
500  typedef unsigned __sanitizer_sigset_t;
501#elif SANITIZER_LINUX
502  struct __sanitizer_sigset_t {
503    // The size is determined by looking at sizeof of real sigset_t on linux.
504    uptr val[128 / sizeof(uptr)];
505  };
506#elif SANITIZER_FREEBSD
507  struct __sanitizer_sigset_t {
508     // uint32_t * 4
509     unsigned int __bits[4];
510  };
511#endif
512
513  // Linux system headers define the 'sa_handler' and 'sa_sigaction' macros.
514  struct __sanitizer_sigaction {
515#if defined(__mips__) && !SANITIZER_FREEBSD
516    unsigned int sa_flags;
517#endif
518    union {
519      void (*sigaction)(int sig, void *siginfo, void *uctx);
520      void (*handler)(int sig);
521    };
522#if SANITIZER_FREEBSD
523    int sa_flags;
524    __sanitizer_sigset_t sa_mask;
525#else
526    __sanitizer_sigset_t sa_mask;
527#ifndef __mips__
528    int sa_flags;
529#endif
530#endif
531#if SANITIZER_LINUX
532    void (*sa_restorer)();
533#endif
534#if defined(__mips__) && (SANITIZER_WORDSIZE == 32)
535    int sa_resv[1];
536#endif
537  };
538
539#if SANITIZER_FREEBSD
540  typedef __sanitizer_sigset_t __sanitizer_kernel_sigset_t;
541#else
542  struct __sanitizer_kernel_sigset_t {
543    u8 sig[8];
544  };
545#endif
546
547  // Linux system headers define the 'sa_handler' and 'sa_sigaction' macros.
548  struct __sanitizer_kernel_sigaction_t {
549    union {
550      void (*handler)(int signo);
551      void (*sigaction)(int signo, void *info, void *ctx);
552    };
553    unsigned long sa_flags;
554    void (*sa_restorer)(void);
555    __sanitizer_kernel_sigset_t sa_mask;
556  };
557
558  extern uptr sig_ign;
559  extern uptr sig_dfl;
560  extern uptr sa_siginfo;
561
562#if SANITIZER_LINUX
563  extern int e_tabsz;
564#endif
565
566  extern int af_inet;
567  extern int af_inet6;
568  uptr __sanitizer_in_addr_sz(int af);
569
570#if SANITIZER_LINUX || SANITIZER_FREEBSD
571  struct __sanitizer_dl_phdr_info {
572    uptr dlpi_addr;
573    const char *dlpi_name;
574    const void *dlpi_phdr;
575    short dlpi_phnum;
576  };
577#endif
578
579  struct __sanitizer_addrinfo {
580    int ai_flags;
581    int ai_family;
582    int ai_socktype;
583    int ai_protocol;
584#if SANITIZER_ANDROID || SANITIZER_MAC || SANITIZER_FREEBSD
585    unsigned ai_addrlen;
586    char *ai_canonname;
587    void *ai_addr;
588#else // LINUX
589    unsigned ai_addrlen;
590    void *ai_addr;
591    char *ai_canonname;
592#endif
593    struct __sanitizer_addrinfo *ai_next;
594  };
595
596  struct __sanitizer_hostent {
597    char *h_name;
598    char **h_aliases;
599    int h_addrtype;
600    int h_length;
601    char **h_addr_list;
602  };
603
604  struct __sanitizer_pollfd {
605    int fd;
606    short events;
607    short revents;
608  };
609
610#if SANITIZER_ANDROID || SANITIZER_MAC || SANITIZER_FREEBSD
611  typedef unsigned __sanitizer_nfds_t;
612#else
613  typedef unsigned long __sanitizer_nfds_t;
614#endif
615
616#if !SANITIZER_ANDROID
617# if SANITIZER_LINUX
618  struct __sanitizer_glob_t {
619    uptr gl_pathc;
620    char **gl_pathv;
621    uptr gl_offs;
622    int gl_flags;
623
624    void (*gl_closedir)(void *dirp);
625    void *(*gl_readdir)(void *dirp);
626    void *(*gl_opendir)(const char *);
627    int (*gl_lstat)(const char *, void *);
628    int (*gl_stat)(const char *, void *);
629  };
630# elif SANITIZER_FREEBSD
631  struct __sanitizer_glob_t {
632    uptr gl_pathc;
633    uptr gl_matchc;
634    uptr gl_offs;
635    int gl_flags;
636    char **gl_pathv;
637    int (*gl_errfunc)(const char*, int);
638    void (*gl_closedir)(void *dirp);
639    struct dirent *(*gl_readdir)(void *dirp);
640    void *(*gl_opendir)(const char*);
641    int (*gl_lstat)(const char*, void* /* struct stat* */);
642    int (*gl_stat)(const char*, void* /* struct stat* */);
643  };
644# endif  // SANITIZER_FREEBSD
645
646# if SANITIZER_LINUX || SANITIZER_FREEBSD
647  extern int glob_nomatch;
648  extern int glob_altdirfunc;
649# endif
650#endif  // !SANITIZER_ANDROID
651
652  extern unsigned path_max;
653
654  struct __sanitizer_wordexp_t {
655    uptr we_wordc;
656    char **we_wordv;
657    uptr we_offs;
658#if SANITIZER_FREEBSD
659    char *we_strings;
660    uptr we_nbytes;
661#endif
662  };
663
664#if SANITIZER_LINUX && !SANITIZER_ANDROID
665  struct __sanitizer_FILE {
666    int _flags;
667    char *_IO_read_ptr;
668    char *_IO_read_end;
669    char *_IO_read_base;
670    char *_IO_write_base;
671    char *_IO_write_ptr;
672    char *_IO_write_end;
673    char *_IO_buf_base;
674    char *_IO_buf_end;
675    char *_IO_save_base;
676    char *_IO_backup_base;
677    char *_IO_save_end;
678    void *_markers;
679    __sanitizer_FILE *_chain;
680    int _fileno;
681  };
682# define SANITIZER_HAS_STRUCT_FILE 1
683#else
684  typedef void __sanitizer_FILE;
685# define SANITIZER_HAS_STRUCT_FILE 0
686#endif
687
688#if SANITIZER_LINUX && !SANITIZER_ANDROID && \
689    (defined(__i386) || defined(__x86_64))
690  extern unsigned struct_user_regs_struct_sz;
691  extern unsigned struct_user_fpregs_struct_sz;
692  extern unsigned struct_user_fpxregs_struct_sz;
693
694  extern int ptrace_peektext;
695  extern int ptrace_peekdata;
696  extern int ptrace_peekuser;
697  extern int ptrace_getregs;
698  extern int ptrace_setregs;
699  extern int ptrace_getfpregs;
700  extern int ptrace_setfpregs;
701  extern int ptrace_getfpxregs;
702  extern int ptrace_setfpxregs;
703  extern int ptrace_getsiginfo;
704  extern int ptrace_setsiginfo;
705  extern int ptrace_getregset;
706  extern int ptrace_setregset;
707  extern int ptrace_geteventmsg;
708#endif
709
710#if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
711  extern unsigned struct_shminfo_sz;
712  extern unsigned struct_shm_info_sz;
713  extern int shmctl_ipc_stat;
714  extern int shmctl_ipc_info;
715  extern int shmctl_shm_info;
716  extern int shmctl_shm_stat;
717#endif
718
719  extern int map_fixed;
720
721  // ioctl arguments
722  struct __sanitizer_ifconf {
723    int ifc_len;
724    union {
725      void *ifcu_req;
726    } ifc_ifcu;
727#if SANITIZER_MAC
728  } __attribute__((packed));
729#else
730  };
731#endif
732
733#if SANITIZER_LINUX && !SANITIZER_ANDROID
734struct __sanitizer__obstack_chunk {
735  char *limit;
736  struct __sanitizer__obstack_chunk *prev;
737};
738
739struct __sanitizer_obstack {
740  long chunk_size;
741  struct __sanitizer__obstack_chunk *chunk;
742  char *object_base;
743  char *next_free;
744  uptr more_fields[7];
745};
746#endif
747
748#define IOC_NRBITS 8
749#define IOC_TYPEBITS 8
750#if defined(__powerpc__) || defined(__powerpc64__) || defined(__mips__)
751#define IOC_SIZEBITS 13
752#define IOC_DIRBITS 3
753#define IOC_NONE 1U
754#define IOC_WRITE 4U
755#define IOC_READ 2U
756#else
757#define IOC_SIZEBITS 14
758#define IOC_DIRBITS 2
759#define IOC_NONE 0U
760#define IOC_WRITE 1U
761#define IOC_READ 2U
762#endif
763#define IOC_NRMASK ((1 << IOC_NRBITS) - 1)
764#define IOC_TYPEMASK ((1 << IOC_TYPEBITS) - 1)
765#define IOC_SIZEMASK ((1 << IOC_SIZEBITS) - 1)
766#if defined(IOC_DIRMASK)
767#undef IOC_DIRMASK
768#endif
769#define IOC_DIRMASK ((1 << IOC_DIRBITS) - 1)
770#define IOC_NRSHIFT 0
771#define IOC_TYPESHIFT (IOC_NRSHIFT + IOC_NRBITS)
772#define IOC_SIZESHIFT (IOC_TYPESHIFT + IOC_TYPEBITS)
773#define IOC_DIRSHIFT (IOC_SIZESHIFT + IOC_SIZEBITS)
774#define EVIOC_EV_MAX 0x1f
775#define EVIOC_ABS_MAX 0x3f
776
777#define IOC_DIR(nr) (((nr) >> IOC_DIRSHIFT) & IOC_DIRMASK)
778#define IOC_TYPE(nr) (((nr) >> IOC_TYPESHIFT) & IOC_TYPEMASK)
779#define IOC_NR(nr) (((nr) >> IOC_NRSHIFT) & IOC_NRMASK)
780#define IOC_SIZE(nr) (((nr) >> IOC_SIZESHIFT) & IOC_SIZEMASK)
781
782  extern unsigned struct_arpreq_sz;
783  extern unsigned struct_ifreq_sz;
784  extern unsigned struct_termios_sz;
785  extern unsigned struct_winsize_sz;
786
787#if SANITIZER_LINUX
788  extern unsigned struct_cdrom_msf_sz;
789  extern unsigned struct_cdrom_multisession_sz;
790  extern unsigned struct_cdrom_read_audio_sz;
791  extern unsigned struct_cdrom_subchnl_sz;
792  extern unsigned struct_cdrom_ti_sz;
793  extern unsigned struct_cdrom_tocentry_sz;
794  extern unsigned struct_cdrom_tochdr_sz;
795  extern unsigned struct_cdrom_volctrl_sz;
796  extern unsigned struct_ff_effect_sz;
797  extern unsigned struct_floppy_drive_params_sz;
798  extern unsigned struct_floppy_drive_struct_sz;
799  extern unsigned struct_floppy_fdc_state_sz;
800  extern unsigned struct_floppy_max_errors_sz;
801  extern unsigned struct_floppy_raw_cmd_sz;
802  extern unsigned struct_floppy_struct_sz;
803  extern unsigned struct_floppy_write_errors_sz;
804  extern unsigned struct_format_descr_sz;
805  extern unsigned struct_hd_driveid_sz;
806  extern unsigned struct_hd_geometry_sz;
807  extern unsigned struct_input_absinfo_sz;
808  extern unsigned struct_input_id_sz;
809  extern unsigned struct_mtpos_sz;
810  extern unsigned struct_termio_sz;
811  extern unsigned struct_vt_consize_sz;
812  extern unsigned struct_vt_sizes_sz;
813  extern unsigned struct_vt_stat_sz;
814#endif  // SANITIZER_LINUX
815
816#if SANITIZER_LINUX || SANITIZER_FREEBSD
817  extern unsigned struct_copr_buffer_sz;
818  extern unsigned struct_copr_debug_buf_sz;
819  extern unsigned struct_copr_msg_sz;
820  extern unsigned struct_midi_info_sz;
821  extern unsigned struct_mtget_sz;
822  extern unsigned struct_mtop_sz;
823  extern unsigned struct_rtentry_sz;
824  extern unsigned struct_sbi_instrument_sz;
825  extern unsigned struct_seq_event_rec_sz;
826  extern unsigned struct_synth_info_sz;
827  extern unsigned struct_vt_mode_sz;
828#endif // SANITIZER_LINUX || SANITIZER_FREEBSD
829
830#if SANITIZER_LINUX && !SANITIZER_ANDROID
831  extern unsigned struct_ax25_parms_struct_sz;
832  extern unsigned struct_cyclades_monitor_sz;
833  extern unsigned struct_input_keymap_entry_sz;
834  extern unsigned struct_ipx_config_data_sz;
835  extern unsigned struct_kbdiacrs_sz;
836  extern unsigned struct_kbentry_sz;
837  extern unsigned struct_kbkeycode_sz;
838  extern unsigned struct_kbsentry_sz;
839  extern unsigned struct_mtconfiginfo_sz;
840  extern unsigned struct_nr_parms_struct_sz;
841  extern unsigned struct_scc_modem_sz;
842  extern unsigned struct_scc_stat_sz;
843  extern unsigned struct_serial_multiport_struct_sz;
844  extern unsigned struct_serial_struct_sz;
845  extern unsigned struct_sockaddr_ax25_sz;
846  extern unsigned struct_unimapdesc_sz;
847  extern unsigned struct_unimapinit_sz;
848#endif  // SANITIZER_LINUX && !SANITIZER_ANDROID
849
850#if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
851  extern unsigned struct_audio_buf_info_sz;
852  extern unsigned struct_ppp_stats_sz;
853#endif  // (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
854
855#if !SANITIZER_ANDROID && !SANITIZER_MAC
856  extern unsigned struct_sioc_sg_req_sz;
857  extern unsigned struct_sioc_vif_req_sz;
858#endif
859
860  // ioctl request identifiers
861
862  // A special value to mark ioctls that are not present on the target platform,
863  // when it can not be determined without including any system headers.
864  extern unsigned IOCTL_NOT_PRESENT;
865
866  extern unsigned IOCTL_FIOASYNC;
867  extern unsigned IOCTL_FIOCLEX;
868  extern unsigned IOCTL_FIOGETOWN;
869  extern unsigned IOCTL_FIONBIO;
870  extern unsigned IOCTL_FIONCLEX;
871  extern unsigned IOCTL_FIOSETOWN;
872  extern unsigned IOCTL_SIOCADDMULTI;
873  extern unsigned IOCTL_SIOCATMARK;
874  extern unsigned IOCTL_SIOCDELMULTI;
875  extern unsigned IOCTL_SIOCGIFADDR;
876  extern unsigned IOCTL_SIOCGIFBRDADDR;
877  extern unsigned IOCTL_SIOCGIFCONF;
878  extern unsigned IOCTL_SIOCGIFDSTADDR;
879  extern unsigned IOCTL_SIOCGIFFLAGS;
880  extern unsigned IOCTL_SIOCGIFMETRIC;
881  extern unsigned IOCTL_SIOCGIFMTU;
882  extern unsigned IOCTL_SIOCGIFNETMASK;
883  extern unsigned IOCTL_SIOCGPGRP;
884  extern unsigned IOCTL_SIOCSIFADDR;
885  extern unsigned IOCTL_SIOCSIFBRDADDR;
886  extern unsigned IOCTL_SIOCSIFDSTADDR;
887  extern unsigned IOCTL_SIOCSIFFLAGS;
888  extern unsigned IOCTL_SIOCSIFMETRIC;
889  extern unsigned IOCTL_SIOCSIFMTU;
890  extern unsigned IOCTL_SIOCSIFNETMASK;
891  extern unsigned IOCTL_SIOCSPGRP;
892  extern unsigned IOCTL_TIOCCONS;
893  extern unsigned IOCTL_TIOCEXCL;
894  extern unsigned IOCTL_TIOCGETD;
895  extern unsigned IOCTL_TIOCGPGRP;
896  extern unsigned IOCTL_TIOCGWINSZ;
897  extern unsigned IOCTL_TIOCMBIC;
898  extern unsigned IOCTL_TIOCMBIS;
899  extern unsigned IOCTL_TIOCMGET;
900  extern unsigned IOCTL_TIOCMSET;
901  extern unsigned IOCTL_TIOCNOTTY;
902  extern unsigned IOCTL_TIOCNXCL;
903  extern unsigned IOCTL_TIOCOUTQ;
904  extern unsigned IOCTL_TIOCPKT;
905  extern unsigned IOCTL_TIOCSCTTY;
906  extern unsigned IOCTL_TIOCSETD;
907  extern unsigned IOCTL_TIOCSPGRP;
908  extern unsigned IOCTL_TIOCSTI;
909  extern unsigned IOCTL_TIOCSWINSZ;
910#if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
911  extern unsigned IOCTL_SIOCGETSGCNT;
912  extern unsigned IOCTL_SIOCGETVIFCNT;
913#endif
914#if SANITIZER_LINUX
915  extern unsigned IOCTL_EVIOCGABS;
916  extern unsigned IOCTL_EVIOCGBIT;
917  extern unsigned IOCTL_EVIOCGEFFECTS;
918  extern unsigned IOCTL_EVIOCGID;
919  extern unsigned IOCTL_EVIOCGKEY;
920  extern unsigned IOCTL_EVIOCGKEYCODE;
921  extern unsigned IOCTL_EVIOCGLED;
922  extern unsigned IOCTL_EVIOCGNAME;
923  extern unsigned IOCTL_EVIOCGPHYS;
924  extern unsigned IOCTL_EVIOCGRAB;
925  extern unsigned IOCTL_EVIOCGREP;
926  extern unsigned IOCTL_EVIOCGSND;
927  extern unsigned IOCTL_EVIOCGSW;
928  extern unsigned IOCTL_EVIOCGUNIQ;
929  extern unsigned IOCTL_EVIOCGVERSION;
930  extern unsigned IOCTL_EVIOCRMFF;
931  extern unsigned IOCTL_EVIOCSABS;
932  extern unsigned IOCTL_EVIOCSFF;
933  extern unsigned IOCTL_EVIOCSKEYCODE;
934  extern unsigned IOCTL_EVIOCSREP;
935  extern unsigned IOCTL_BLKFLSBUF;
936  extern unsigned IOCTL_BLKGETSIZE;
937  extern unsigned IOCTL_BLKRAGET;
938  extern unsigned IOCTL_BLKRASET;
939  extern unsigned IOCTL_BLKROGET;
940  extern unsigned IOCTL_BLKROSET;
941  extern unsigned IOCTL_BLKRRPART;
942  extern unsigned IOCTL_CDROMAUDIOBUFSIZ;
943  extern unsigned IOCTL_CDROMEJECT;
944  extern unsigned IOCTL_CDROMEJECT_SW;
945  extern unsigned IOCTL_CDROMMULTISESSION;
946  extern unsigned IOCTL_CDROMPAUSE;
947  extern unsigned IOCTL_CDROMPLAYMSF;
948  extern unsigned IOCTL_CDROMPLAYTRKIND;
949  extern unsigned IOCTL_CDROMREADAUDIO;
950  extern unsigned IOCTL_CDROMREADCOOKED;
951  extern unsigned IOCTL_CDROMREADMODE1;
952  extern unsigned IOCTL_CDROMREADMODE2;
953  extern unsigned IOCTL_CDROMREADRAW;
954  extern unsigned IOCTL_CDROMREADTOCENTRY;
955  extern unsigned IOCTL_CDROMREADTOCHDR;
956  extern unsigned IOCTL_CDROMRESET;
957  extern unsigned IOCTL_CDROMRESUME;
958  extern unsigned IOCTL_CDROMSEEK;
959  extern unsigned IOCTL_CDROMSTART;
960  extern unsigned IOCTL_CDROMSTOP;
961  extern unsigned IOCTL_CDROMSUBCHNL;
962  extern unsigned IOCTL_CDROMVOLCTRL;
963  extern unsigned IOCTL_CDROMVOLREAD;
964  extern unsigned IOCTL_CDROM_GET_UPC;
965  extern unsigned IOCTL_FDCLRPRM;
966  extern unsigned IOCTL_FDDEFPRM;
967  extern unsigned IOCTL_FDFLUSH;
968  extern unsigned IOCTL_FDFMTBEG;
969  extern unsigned IOCTL_FDFMTEND;
970  extern unsigned IOCTL_FDFMTTRK;
971  extern unsigned IOCTL_FDGETDRVPRM;
972  extern unsigned IOCTL_FDGETDRVSTAT;
973  extern unsigned IOCTL_FDGETDRVTYP;
974  extern unsigned IOCTL_FDGETFDCSTAT;
975  extern unsigned IOCTL_FDGETMAXERRS;
976  extern unsigned IOCTL_FDGETPRM;
977  extern unsigned IOCTL_FDMSGOFF;
978  extern unsigned IOCTL_FDMSGON;
979  extern unsigned IOCTL_FDPOLLDRVSTAT;
980  extern unsigned IOCTL_FDRAWCMD;
981  extern unsigned IOCTL_FDRESET;
982  extern unsigned IOCTL_FDSETDRVPRM;
983  extern unsigned IOCTL_FDSETEMSGTRESH;
984  extern unsigned IOCTL_FDSETMAXERRS;
985  extern unsigned IOCTL_FDSETPRM;
986  extern unsigned IOCTL_FDTWADDLE;
987  extern unsigned IOCTL_FDWERRORCLR;
988  extern unsigned IOCTL_FDWERRORGET;
989  extern unsigned IOCTL_HDIO_DRIVE_CMD;
990  extern unsigned IOCTL_HDIO_GETGEO;
991  extern unsigned IOCTL_HDIO_GET_32BIT;
992  extern unsigned IOCTL_HDIO_GET_DMA;
993  extern unsigned IOCTL_HDIO_GET_IDENTITY;
994  extern unsigned IOCTL_HDIO_GET_KEEPSETTINGS;
995  extern unsigned IOCTL_HDIO_GET_MULTCOUNT;
996  extern unsigned IOCTL_HDIO_GET_NOWERR;
997  extern unsigned IOCTL_HDIO_GET_UNMASKINTR;
998  extern unsigned IOCTL_HDIO_SET_32BIT;
999  extern unsigned IOCTL_HDIO_SET_DMA;
1000  extern unsigned IOCTL_HDIO_SET_KEEPSETTINGS;
1001  extern unsigned IOCTL_HDIO_SET_MULTCOUNT;
1002  extern unsigned IOCTL_HDIO_SET_NOWERR;
1003  extern unsigned IOCTL_HDIO_SET_UNMASKINTR;
1004  extern unsigned IOCTL_MTIOCPOS;
1005  extern unsigned IOCTL_PPPIOCGASYNCMAP;
1006  extern unsigned IOCTL_PPPIOCGDEBUG;
1007  extern unsigned IOCTL_PPPIOCGFLAGS;
1008  extern unsigned IOCTL_PPPIOCGUNIT;
1009  extern unsigned IOCTL_PPPIOCGXASYNCMAP;
1010  extern unsigned IOCTL_PPPIOCSASYNCMAP;
1011  extern unsigned IOCTL_PPPIOCSDEBUG;
1012  extern unsigned IOCTL_PPPIOCSFLAGS;
1013  extern unsigned IOCTL_PPPIOCSMAXCID;
1014  extern unsigned IOCTL_PPPIOCSMRU;
1015  extern unsigned IOCTL_PPPIOCSXASYNCMAP;
1016  extern unsigned IOCTL_SIOCDARP;
1017  extern unsigned IOCTL_SIOCDRARP;
1018  extern unsigned IOCTL_SIOCGARP;
1019  extern unsigned IOCTL_SIOCGIFENCAP;
1020  extern unsigned IOCTL_SIOCGIFHWADDR;
1021  extern unsigned IOCTL_SIOCGIFMAP;
1022  extern unsigned IOCTL_SIOCGIFMEM;
1023  extern unsigned IOCTL_SIOCGIFNAME;
1024  extern unsigned IOCTL_SIOCGIFSLAVE;
1025  extern unsigned IOCTL_SIOCGRARP;
1026  extern unsigned IOCTL_SIOCGSTAMP;
1027  extern unsigned IOCTL_SIOCSARP;
1028  extern unsigned IOCTL_SIOCSIFENCAP;
1029  extern unsigned IOCTL_SIOCSIFHWADDR;
1030  extern unsigned IOCTL_SIOCSIFLINK;
1031  extern unsigned IOCTL_SIOCSIFMAP;
1032  extern unsigned IOCTL_SIOCSIFMEM;
1033  extern unsigned IOCTL_SIOCSIFSLAVE;
1034  extern unsigned IOCTL_SIOCSRARP;
1035  extern unsigned IOCTL_SNDCTL_COPR_HALT;
1036  extern unsigned IOCTL_SNDCTL_COPR_LOAD;
1037  extern unsigned IOCTL_SNDCTL_COPR_RCODE;
1038  extern unsigned IOCTL_SNDCTL_COPR_RCVMSG;
1039  extern unsigned IOCTL_SNDCTL_COPR_RDATA;
1040  extern unsigned IOCTL_SNDCTL_COPR_RESET;
1041  extern unsigned IOCTL_SNDCTL_COPR_RUN;
1042  extern unsigned IOCTL_SNDCTL_COPR_SENDMSG;
1043  extern unsigned IOCTL_SNDCTL_COPR_WCODE;
1044  extern unsigned IOCTL_SNDCTL_COPR_WDATA;
1045  extern unsigned IOCTL_TCFLSH;
1046  extern unsigned IOCTL_TCGETA;
1047  extern unsigned IOCTL_TCGETS;
1048  extern unsigned IOCTL_TCSBRK;
1049  extern unsigned IOCTL_TCSBRKP;
1050  extern unsigned IOCTL_TCSETA;
1051  extern unsigned IOCTL_TCSETAF;
1052  extern unsigned IOCTL_TCSETAW;
1053  extern unsigned IOCTL_TCSETS;
1054  extern unsigned IOCTL_TCSETSF;
1055  extern unsigned IOCTL_TCSETSW;
1056  extern unsigned IOCTL_TCXONC;
1057  extern unsigned IOCTL_TIOCGLCKTRMIOS;
1058  extern unsigned IOCTL_TIOCGSOFTCAR;
1059  extern unsigned IOCTL_TIOCINQ;
1060  extern unsigned IOCTL_TIOCLINUX;
1061  extern unsigned IOCTL_TIOCSERCONFIG;
1062  extern unsigned IOCTL_TIOCSERGETLSR;
1063  extern unsigned IOCTL_TIOCSERGWILD;
1064  extern unsigned IOCTL_TIOCSERSWILD;
1065  extern unsigned IOCTL_TIOCSLCKTRMIOS;
1066  extern unsigned IOCTL_TIOCSSOFTCAR;
1067  extern unsigned IOCTL_VT_DISALLOCATE;
1068  extern unsigned IOCTL_VT_GETSTATE;
1069  extern unsigned IOCTL_VT_RESIZE;
1070  extern unsigned IOCTL_VT_RESIZEX;
1071  extern unsigned IOCTL_VT_SENDSIG;
1072#endif  // SANITIZER_LINUX
1073#if SANITIZER_LINUX || SANITIZER_FREEBSD
1074  extern unsigned IOCTL_MTIOCGET;
1075  extern unsigned IOCTL_MTIOCTOP;
1076  extern unsigned IOCTL_SIOCADDRT;
1077  extern unsigned IOCTL_SIOCDELRT;
1078  extern unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE;
1079  extern unsigned IOCTL_SNDCTL_DSP_GETFMTS;
1080  extern unsigned IOCTL_SNDCTL_DSP_NONBLOCK;
1081  extern unsigned IOCTL_SNDCTL_DSP_POST;
1082  extern unsigned IOCTL_SNDCTL_DSP_RESET;
1083  extern unsigned IOCTL_SNDCTL_DSP_SETFMT;
1084  extern unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT;
1085  extern unsigned IOCTL_SNDCTL_DSP_SPEED;
1086  extern unsigned IOCTL_SNDCTL_DSP_STEREO;
1087  extern unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE;
1088  extern unsigned IOCTL_SNDCTL_DSP_SYNC;
1089  extern unsigned IOCTL_SNDCTL_FM_4OP_ENABLE;
1090  extern unsigned IOCTL_SNDCTL_FM_LOAD_INSTR;
1091  extern unsigned IOCTL_SNDCTL_MIDI_INFO;
1092  extern unsigned IOCTL_SNDCTL_MIDI_PRETIME;
1093  extern unsigned IOCTL_SNDCTL_SEQ_CTRLRATE;
1094  extern unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT;
1095  extern unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT;
1096  extern unsigned IOCTL_SNDCTL_SEQ_NRMIDIS;
1097  extern unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS;
1098  extern unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND;
1099  extern unsigned IOCTL_SNDCTL_SEQ_PANIC;
1100  extern unsigned IOCTL_SNDCTL_SEQ_PERCMODE;
1101  extern unsigned IOCTL_SNDCTL_SEQ_RESET;
1102  extern unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES;
1103  extern unsigned IOCTL_SNDCTL_SEQ_SYNC;
1104  extern unsigned IOCTL_SNDCTL_SEQ_TESTMIDI;
1105  extern unsigned IOCTL_SNDCTL_SEQ_THRESHOLD;
1106  extern unsigned IOCTL_SNDCTL_SYNTH_INFO;
1107  extern unsigned IOCTL_SNDCTL_SYNTH_MEMAVL;
1108  extern unsigned IOCTL_SNDCTL_TMR_CONTINUE;
1109  extern unsigned IOCTL_SNDCTL_TMR_METRONOME;
1110  extern unsigned IOCTL_SNDCTL_TMR_SELECT;
1111  extern unsigned IOCTL_SNDCTL_TMR_SOURCE;
1112  extern unsigned IOCTL_SNDCTL_TMR_START;
1113  extern unsigned IOCTL_SNDCTL_TMR_STOP;
1114  extern unsigned IOCTL_SNDCTL_TMR_TEMPO;
1115  extern unsigned IOCTL_SNDCTL_TMR_TIMEBASE;
1116  extern unsigned IOCTL_SOUND_MIXER_READ_ALTPCM;
1117  extern unsigned IOCTL_SOUND_MIXER_READ_BASS;
1118  extern unsigned IOCTL_SOUND_MIXER_READ_CAPS;
1119  extern unsigned IOCTL_SOUND_MIXER_READ_CD;
1120  extern unsigned IOCTL_SOUND_MIXER_READ_DEVMASK;
1121  extern unsigned IOCTL_SOUND_MIXER_READ_ENHANCE;
1122  extern unsigned IOCTL_SOUND_MIXER_READ_IGAIN;
1123  extern unsigned IOCTL_SOUND_MIXER_READ_IMIX;
1124  extern unsigned IOCTL_SOUND_MIXER_READ_LINE1;
1125  extern unsigned IOCTL_SOUND_MIXER_READ_LINE2;
1126  extern unsigned IOCTL_SOUND_MIXER_READ_LINE3;
1127  extern unsigned IOCTL_SOUND_MIXER_READ_LINE;
1128  extern unsigned IOCTL_SOUND_MIXER_READ_LOUD;
1129  extern unsigned IOCTL_SOUND_MIXER_READ_MIC;
1130  extern unsigned IOCTL_SOUND_MIXER_READ_MUTE;
1131  extern unsigned IOCTL_SOUND_MIXER_READ_OGAIN;
1132  extern unsigned IOCTL_SOUND_MIXER_READ_PCM;
1133  extern unsigned IOCTL_SOUND_MIXER_READ_RECLEV;
1134  extern unsigned IOCTL_SOUND_MIXER_READ_RECMASK;
1135  extern unsigned IOCTL_SOUND_MIXER_READ_RECSRC;
1136  extern unsigned IOCTL_SOUND_MIXER_READ_SPEAKER;
1137  extern unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS;
1138  extern unsigned IOCTL_SOUND_MIXER_READ_SYNTH;
1139  extern unsigned IOCTL_SOUND_MIXER_READ_TREBLE;
1140  extern unsigned IOCTL_SOUND_MIXER_READ_VOLUME;
1141  extern unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM;
1142  extern unsigned IOCTL_SOUND_MIXER_WRITE_BASS;
1143  extern unsigned IOCTL_SOUND_MIXER_WRITE_CD;
1144  extern unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE;
1145  extern unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN;
1146  extern unsigned IOCTL_SOUND_MIXER_WRITE_IMIX;
1147  extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE1;
1148  extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE2;
1149  extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE3;
1150  extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE;
1151  extern unsigned IOCTL_SOUND_MIXER_WRITE_LOUD;
1152  extern unsigned IOCTL_SOUND_MIXER_WRITE_MIC;
1153  extern unsigned IOCTL_SOUND_MIXER_WRITE_MUTE;
1154  extern unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN;
1155  extern unsigned IOCTL_SOUND_MIXER_WRITE_PCM;
1156  extern unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV;
1157  extern unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC;
1158  extern unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER;
1159  extern unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH;
1160  extern unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE;
1161  extern unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME;
1162  extern unsigned IOCTL_SOUND_PCM_READ_BITS;
1163  extern unsigned IOCTL_SOUND_PCM_READ_CHANNELS;
1164  extern unsigned IOCTL_SOUND_PCM_READ_FILTER;
1165  extern unsigned IOCTL_SOUND_PCM_READ_RATE;
1166  extern unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS;
1167  extern unsigned IOCTL_SOUND_PCM_WRITE_FILTER;
1168  extern unsigned IOCTL_VT_ACTIVATE;
1169  extern unsigned IOCTL_VT_GETMODE;
1170  extern unsigned IOCTL_VT_OPENQRY;
1171  extern unsigned IOCTL_VT_RELDISP;
1172  extern unsigned IOCTL_VT_SETMODE;
1173  extern unsigned IOCTL_VT_WAITACTIVE;
1174#endif  // SANITIZER_LINUX || SANITIZER_FREEBSD
1175
1176#if SANITIZER_LINUX && !SANITIZER_ANDROID
1177  extern unsigned IOCTL_CYGETDEFTHRESH;
1178  extern unsigned IOCTL_CYGETDEFTIMEOUT;
1179  extern unsigned IOCTL_CYGETMON;
1180  extern unsigned IOCTL_CYGETTHRESH;
1181  extern unsigned IOCTL_CYGETTIMEOUT;
1182  extern unsigned IOCTL_CYSETDEFTHRESH;
1183  extern unsigned IOCTL_CYSETDEFTIMEOUT;
1184  extern unsigned IOCTL_CYSETTHRESH;
1185  extern unsigned IOCTL_CYSETTIMEOUT;
1186  extern unsigned IOCTL_EQL_EMANCIPATE;
1187  extern unsigned IOCTL_EQL_ENSLAVE;
1188  extern unsigned IOCTL_EQL_GETMASTRCFG;
1189  extern unsigned IOCTL_EQL_GETSLAVECFG;
1190  extern unsigned IOCTL_EQL_SETMASTRCFG;
1191  extern unsigned IOCTL_EQL_SETSLAVECFG;
1192  extern unsigned IOCTL_EVIOCGKEYCODE_V2;
1193  extern unsigned IOCTL_EVIOCGPROP;
1194  extern unsigned IOCTL_EVIOCSKEYCODE_V2;
1195  extern unsigned IOCTL_FS_IOC_GETFLAGS;
1196  extern unsigned IOCTL_FS_IOC_GETVERSION;
1197  extern unsigned IOCTL_FS_IOC_SETFLAGS;
1198  extern unsigned IOCTL_FS_IOC_SETVERSION;
1199  extern unsigned IOCTL_GIO_CMAP;
1200  extern unsigned IOCTL_GIO_FONT;
1201  extern unsigned IOCTL_GIO_UNIMAP;
1202  extern unsigned IOCTL_GIO_UNISCRNMAP;
1203  extern unsigned IOCTL_KDADDIO;
1204  extern unsigned IOCTL_KDDELIO;
1205  extern unsigned IOCTL_KDGETKEYCODE;
1206  extern unsigned IOCTL_KDGKBDIACR;
1207  extern unsigned IOCTL_KDGKBENT;
1208  extern unsigned IOCTL_KDGKBLED;
1209  extern unsigned IOCTL_KDGKBMETA;
1210  extern unsigned IOCTL_KDGKBSENT;
1211  extern unsigned IOCTL_KDMAPDISP;
1212  extern unsigned IOCTL_KDSETKEYCODE;
1213  extern unsigned IOCTL_KDSIGACCEPT;
1214  extern unsigned IOCTL_KDSKBDIACR;
1215  extern unsigned IOCTL_KDSKBENT;
1216  extern unsigned IOCTL_KDSKBLED;
1217  extern unsigned IOCTL_KDSKBMETA;
1218  extern unsigned IOCTL_KDSKBSENT;
1219  extern unsigned IOCTL_KDUNMAPDISP;
1220  extern unsigned IOCTL_LPABORT;
1221  extern unsigned IOCTL_LPABORTOPEN;
1222  extern unsigned IOCTL_LPCAREFUL;
1223  extern unsigned IOCTL_LPCHAR;
1224  extern unsigned IOCTL_LPGETIRQ;
1225  extern unsigned IOCTL_LPGETSTATUS;
1226  extern unsigned IOCTL_LPRESET;
1227  extern unsigned IOCTL_LPSETIRQ;
1228  extern unsigned IOCTL_LPTIME;
1229  extern unsigned IOCTL_LPWAIT;
1230  extern unsigned IOCTL_MTIOCGETCONFIG;
1231  extern unsigned IOCTL_MTIOCSETCONFIG;
1232  extern unsigned IOCTL_PIO_CMAP;
1233  extern unsigned IOCTL_PIO_FONT;
1234  extern unsigned IOCTL_PIO_UNIMAP;
1235  extern unsigned IOCTL_PIO_UNIMAPCLR;
1236  extern unsigned IOCTL_PIO_UNISCRNMAP;
1237  extern unsigned IOCTL_SCSI_IOCTL_GET_IDLUN;
1238  extern unsigned IOCTL_SCSI_IOCTL_PROBE_HOST;
1239  extern unsigned IOCTL_SCSI_IOCTL_TAGGED_DISABLE;
1240  extern unsigned IOCTL_SCSI_IOCTL_TAGGED_ENABLE;
1241  extern unsigned IOCTL_SIOCAIPXITFCRT;
1242  extern unsigned IOCTL_SIOCAIPXPRISLT;
1243  extern unsigned IOCTL_SIOCAX25ADDUID;
1244  extern unsigned IOCTL_SIOCAX25DELUID;
1245  extern unsigned IOCTL_SIOCAX25GETPARMS;
1246  extern unsigned IOCTL_SIOCAX25GETUID;
1247  extern unsigned IOCTL_SIOCAX25NOUID;
1248  extern unsigned IOCTL_SIOCAX25SETPARMS;
1249  extern unsigned IOCTL_SIOCDEVPLIP;
1250  extern unsigned IOCTL_SIOCIPXCFGDATA;
1251  extern unsigned IOCTL_SIOCNRDECOBS;
1252  extern unsigned IOCTL_SIOCNRGETPARMS;
1253  extern unsigned IOCTL_SIOCNRRTCTL;
1254  extern unsigned IOCTL_SIOCNRSETPARMS;
1255  extern unsigned IOCTL_SNDCTL_DSP_GETISPACE;
1256  extern unsigned IOCTL_SNDCTL_DSP_GETOSPACE;
1257  extern unsigned IOCTL_TIOCGSERIAL;
1258  extern unsigned IOCTL_TIOCSERGETMULTI;
1259  extern unsigned IOCTL_TIOCSERSETMULTI;
1260  extern unsigned IOCTL_TIOCSSERIAL;
1261#endif  // SANITIZER_LINUX && !SANITIZER_ANDROID
1262
1263#if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
1264  extern unsigned IOCTL_GIO_SCRNMAP;
1265  extern unsigned IOCTL_KDDISABIO;
1266  extern unsigned IOCTL_KDENABIO;
1267  extern unsigned IOCTL_KDGETLED;
1268  extern unsigned IOCTL_KDGETMODE;
1269  extern unsigned IOCTL_KDGKBMODE;
1270  extern unsigned IOCTL_KDGKBTYPE;
1271  extern unsigned IOCTL_KDMKTONE;
1272  extern unsigned IOCTL_KDSETLED;
1273  extern unsigned IOCTL_KDSETMODE;
1274  extern unsigned IOCTL_KDSKBMODE;
1275  extern unsigned IOCTL_KIOCSOUND;
1276  extern unsigned IOCTL_PIO_SCRNMAP;
1277#endif
1278
1279  extern const int errno_EINVAL;
1280  extern const int errno_EOWNERDEAD;
1281
1282  extern const int si_SEGV_MAPERR;
1283  extern const int si_SEGV_ACCERR;
1284}  // namespace __sanitizer
1285
1286#define CHECK_TYPE_SIZE(TYPE) \
1287  COMPILER_CHECK(sizeof(__sanitizer_##TYPE) == sizeof(TYPE))
1288
1289#define CHECK_SIZE_AND_OFFSET(CLASS, MEMBER)                       \
1290  COMPILER_CHECK(sizeof(((__sanitizer_##CLASS *) NULL)->MEMBER) == \
1291                 sizeof(((CLASS *) NULL)->MEMBER));                \
1292  COMPILER_CHECK(offsetof(__sanitizer_##CLASS, MEMBER) ==          \
1293                 offsetof(CLASS, MEMBER))
1294
1295// For sigaction, which is a function and struct at the same time,
1296// and thus requires explicit "struct" in sizeof() expression.
1297#define CHECK_STRUCT_SIZE_AND_OFFSET(CLASS, MEMBER)                       \
1298  COMPILER_CHECK(sizeof(((struct __sanitizer_##CLASS *) NULL)->MEMBER) == \
1299                 sizeof(((struct CLASS *) NULL)->MEMBER));                \
1300  COMPILER_CHECK(offsetof(struct __sanitizer_##CLASS, MEMBER) ==          \
1301                 offsetof(struct CLASS, MEMBER))
1302
1303#endif
1304