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      1 //===-- asan_test_utils.h ---------------------------------------*- C++ -*-===//
      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 AddressSanitizer, an address sanity checker.
     11 //
     12 //===----------------------------------------------------------------------===//
     13 
     14 #ifndef ASAN_TEST_UTILS_H
     15 #define ASAN_TEST_UTILS_H
     16 
     17 #if !defined(ASAN_EXTERNAL_TEST_CONFIG)
     18 # define INCLUDED_FROM_ASAN_TEST_UTILS_H
     19 # include "asan_test_config.h"
     20 # undef INCLUDED_FROM_ASAN_TEST_UTILS_H
     21 #endif
     22 
     23 #include "sanitizer_test_utils.h"
     24 #include <stdio.h>
     25 #include <signal.h>
     26 #include <stdlib.h>
     27 #include <string.h>
     28 #include <strings.h>
     29 #include <pthread.h>
     30 #include <stdint.h>
     31 #include <setjmp.h>
     32 #include <assert.h>
     33 #include <algorithm>
     34 #include <sys/mman.h>
     35 
     36 #ifdef __linux__
     37 # include <sys/prctl.h>
     38 # include <sys/types.h>
     39 # include <sys/stat.h>
     40 # include <fcntl.h>
     41 #include <unistd.h>
     42 #endif
     43 
     44 #if defined(__i386__) || defined(__x86_64__)
     45 #include <emmintrin.h>
     46 #endif
     47 
     48 #ifndef __APPLE__
     49 #include <malloc.h>
     50 #endif
     51 
     52 // Check that pthread_create/pthread_join return success.
     53 #define PTHREAD_CREATE(a, b, c, d) ASSERT_EQ(0, pthread_create(a, b, c, d))
     54 #define PTHREAD_JOIN(a, b) ASSERT_EQ(0, pthread_join(a, b))
     55 
     56 #if ASAN_HAS_EXCEPTIONS
     57 # define ASAN_THROW(x) throw (x)
     58 #else
     59 # define ASAN_THROW(x)
     60 #endif
     61 
     62 typedef uint8_t   U1;
     63 typedef uint16_t  U2;
     64 typedef uint32_t  U4;
     65 typedef uint64_t  U8;
     66 
     67 static const int kPageSize = 4096;
     68 
     69 const size_t kLargeMalloc = 1 << 24;
     70 
     71 extern void free_aaa(void *p);
     72 extern void *malloc_aaa(size_t size);
     73 
     74 template<typename T>
     75 NOINLINE void asan_write(T *a) {
     76   *a = 0;
     77 }
     78 
     79 string RightOOBErrorMessage(int oob_distance, bool is_write);
     80 string RightOOBWriteMessage(int oob_distance);
     81 string RightOOBReadMessage(int oob_distance);
     82 string LeftOOBErrorMessage(int oob_distance, bool is_write);
     83 string LeftOOBWriteMessage(int oob_distance);
     84 string LeftOOBReadMessage(int oob_distance);
     85 string LeftOOBAccessMessage(int oob_distance);
     86 char* MallocAndMemsetString(size_t size, char ch);
     87 char* MallocAndMemsetString(size_t size);
     88 
     89 extern char glob1[1];
     90 extern char glob2[2];
     91 extern char glob3[3];
     92 extern char glob4[4];
     93 extern char glob5[5];
     94 extern char glob6[6];
     95 extern char glob7[7];
     96 extern char glob8[8];
     97 extern char glob9[9];
     98 extern char glob10[10];
     99 extern char glob11[11];
    100 extern char glob12[12];
    101 extern char glob13[13];
    102 extern char glob14[14];
    103 extern char glob15[15];
    104 extern char glob16[16];
    105 extern char glob17[17];
    106 extern char glob1000[1000];
    107 extern char glob10000[10000];
    108 extern char glob100000[100000];
    109 extern int GlobalsTest(int x);
    110 
    111 #endif  // ASAN_TEST_UTILS_H
    112