test/evil-category-def.m

   1
   2 #if __OBJC2__
   3
   4 #include <mach/shared_region.h>
   5
   6 #if __LP64__
   7 #   define PTR " .quad "
   8 #else
   9 #   define PTR " .long "
  10 #endif
  11
  12 #define str(x) #x
  13 #define str2(x) str(x)
  14
  15 __BEGIN_DECLS
  16 void nop(void) { }
  17 __END_DECLS
  18
  19 asm(
  20     ".section __DATA,__objc_data \n"
  21     ".align 3 \n"
  22     "L_category: \n"
  23     PTR "L_cat_name \n"
  24     PTR "_OBJC_CLASS_$_NSObject \n"
  25 #if EVIL_INSTANCE_METHOD
  26     PTR "L_evil_methods \n"
  27 #else
  28     PTR "L_good_methods \n"
  29 #endif
  30 #if EVIL_CLASS_METHOD
  31     PTR "L_evil_methods \n"
  32 #else
  33     PTR "L_good_methods \n"
  34 #endif
  35     PTR "0 \n"
  36     PTR "0 \n"
  37
  38     "L_evil_methods: \n"
  39     ".long 24 \n"
  40     ".long 1 \n"
  41     PTR "L_load \n"
  42     PTR "L_load \n"
  43     PTR str2(SHARED_REGION_BASE+SHARED_REGION_SIZE-PAGE_SIZE) " \n"
  44
  45     "L_good_methods: \n"
  46     ".long 24 \n"
  47     ".long 1 \n"
  48     PTR "L_load \n"
  49     PTR "L_load \n"
  50     PTR "_nop \n"
  51
  52     ".cstring \n"
  53     "L_cat_name:   .ascii \"Evil\\0\" \n"
  54     "L_load:       .ascii \"load\\0\" \n"
  55
  56     ".section __DATA,__objc_catlist \n"
  57 #if !OMIT_CAT
  58     PTR "L_category \n"
  59 #endif
  60
  61     ".section __DATA,__objc_nlcatlist \n"
  62 #if !OMIT_NL_CAT
  63     PTR "L_category \n"
  64 #endif
  65
  66     ".text \n"
  67     );
  68
  69 // __OBJC2__
  70 #endif
  71
  72 void fn(void) { }