tests/shared_cache_reslide_test.c

   1 #define PRIVATE
   2 #include <darwintest.h>
   3
   4 #include <errno.h>
   5 #include <fcntl.h>
   6 #include <signal.h>
   7 #include <spawn.h>
   8 #include <spawn_private.h>
   9 #include <stdbool.h>
  10 #include <stdint.h>
  11 #include <stdio.h>
  12 #include <stdlib.h>
  13 #include <string.h>
  14 #include <sys/spawn_internal.h>
  15 #include <sys/sysctl.h>
  16 #include <sys/syslimits.h>
  17 #include <sys/reason.h>
  18 #include <sysexits.h>
  19 #include <unistd.h>
  20 #include <signal.h>
  21 #include <libproc.h>
  22 #undef PRIVATE
  23
  24 #include <mach-o/dyld.h>
  25 #include <mach-o/dyld_priv.h>
  26 #include <dlfcn.h>
  27
  28 #define SHARED_CACHE_HELPER "get_shared_cache_address"
  29 #define DO_RUSAGE_CHECK "check_rusage_flag"
  30 #define DO_DUMMY "dummy"
  31 #define ADDRESS_OUTPUT_SIZE     12L
  32
  33 #ifndef _POSIX_SPAWN_RESLIDE
  34 #define _POSIX_SPAWN_RESLIDE    0x0800
  35 #endif
  36
  37 #ifndef OS_REASON_FLAG_SHAREDREGION_FAULT
  38 #define OS_REASON_FLAG_SHAREDREGION_FAULT       0x400
  39 #endif
  40
  41 T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true));
  42
  43
  44 T_DECL(reslide_sharedcache, "crash induced reslide of the shared cache",
  45     T_META_CHECK_LEAKS(false), T_META_IGNORECRASHES(".*shared_cache_reslide_test.*"),
  46     T_META_ASROOT(true))
  47 {
  48         T_SKIP("shared cache reslide is currently only supported on arm64e iPhones");
  49 }