Introduce asan_intercepted_functions.h which contains the declarations wrapped functions and their wrappers.
Those declarations are going to be shared between asan_interceptors.cc and the dynamic runtime library on Mac OS.
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@161952 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/asan/asan_interceptors.cc b/lib/asan/asan_interceptors.cc
index 195954a..48986d7 100644
--- a/lib/asan/asan_interceptors.cc
+++ b/lib/asan/asan_interceptors.cc
@@ -14,6 +14,7 @@
#include "asan_interceptors.h"
#include "asan_allocator.h"
+#include "asan_intercepted_functions.h"
#include "asan_interface.h"
#include "asan_internal.h"
#include "asan_mapping.h"
@@ -24,137 +25,6 @@
#include "interception/interception.h"
#include "sanitizer_common/sanitizer_libc.h"
-// Use macro to describe if specific function should be
-// intercepted on a given platform.
-#if !defined(_WIN32)
-# define ASAN_INTERCEPT_ATOLL_AND_STRTOLL 1
-# define ASAN_INTERCEPT__LONGJMP 1
-# define ASAN_INTERCEPT_STRDUP 1
-# define ASAN_INTERCEPT_STRCASECMP_AND_STRNCASECMP 1
-# define ASAN_INTERCEPT_INDEX 1
-# define ASAN_INTERCEPT_PTHREAD_CREATE 1
-# define ASAN_INTERCEPT_MLOCKX 1
-#else
-# define ASAN_INTERCEPT_ATOLL_AND_STRTOLL 0
-# define ASAN_INTERCEPT__LONGJMP 0
-# define ASAN_INTERCEPT_STRDUP 0
-# define ASAN_INTERCEPT_STRCASECMP_AND_STRNCASECMP 0
-# define ASAN_INTERCEPT_INDEX 0
-# define ASAN_INTERCEPT_PTHREAD_CREATE 0
-# define ASAN_INTERCEPT_MLOCKX 0
-#endif
-
-#if defined(__linux__)
-# define ASAN_USE_ALIAS_ATTRIBUTE_FOR_INDEX 1
-#else
-# define ASAN_USE_ALIAS_ATTRIBUTE_FOR_INDEX 0
-#endif
-
-#if !defined(__APPLE__)
-# define ASAN_INTERCEPT_STRNLEN 1
-#else
-# define ASAN_INTERCEPT_STRNLEN 0
-#endif
-
-#if !defined(ANDROID) && !defined(_WIN32)
-# define ASAN_INTERCEPT_SIGNAL_AND_SIGACTION 1
-#else
-# define ASAN_INTERCEPT_SIGNAL_AND_SIGACTION 0
-#endif
-
-// On Darwin siglongjmp tailcalls longjmp, so we don't want to intercept it
-// there.
-#if !defined(_WIN32) && !defined(__APPLE__)
-# define ASAN_INTERCEPT_SIGLONGJMP 1
-#else
-# define ASAN_INTERCEPT_SIGLONGJMP 0
-#endif
-
-#if ASAN_HAS_EXCEPTIONS && !defined(_WIN32)
-# define ASAN_INTERCEPT___CXA_THROW 1
-#else
-# define ASAN_INTERCEPT___CXA_THROW 0
-#endif
-
-// Use extern declarations of intercepted functions on Mac and Windows
-// to avoid including system headers.
-#if defined(__APPLE__) || (defined(_WIN32) && !defined(_DLL))
-extern "C" {
-// signal.h
-# if ASAN_INTERCEPT_SIGNAL_AND_SIGACTION
-struct sigaction;
-int sigaction(int sig, const struct sigaction *act,
- struct sigaction *oldact);
-void *signal(int signum, void *handler);
-# endif
-
-// setjmp.h
-void longjmp(void* env, int value);
-# if ASAN_INTERCEPT__LONGJMP
-void _longjmp(void *env, int value);
-# endif
-# if ASAN_INTERCEPT___CXA_THROW
-void __cxa_throw(void *a, void *b, void *c);
-#endif
-
-// string.h / strings.h
-int memcmp(const void *a1, const void *a2, uptr size);
-void* memmove(void *to, const void *from, uptr size);
-void* memcpy(void *to, const void *from, uptr size);
-void* memset(void *block, int c, uptr size);
-char* strchr(const char *str, int c);
-char* strcat(char *to, const char* from); // NOLINT
-char *strncat(char *to, const char* from, uptr size);
-char* strcpy(char *to, const char* from); // NOLINT
-char* strncpy(char *to, const char* from, uptr size);
-int strcmp(const char *s1, const char* s2);
-int strncmp(const char *s1, const char* s2, uptr size);
-uptr strlen(const char *s);
-# if ASAN_INTERCEPT_STRCASECMP_AND_STRNCASECMP
-int strcasecmp(const char *s1, const char *s2);
-int strncasecmp(const char *s1, const char *s2, uptr n);
-# endif
-# if ASAN_INTERCEPT_STRDUP
-char* strdup(const char *s);
-# endif
-# if ASAN_INTERCEPT_STRNLEN
-uptr strnlen(const char *s, uptr maxlen);
-# endif
-# if ASAN_INTERCEPT_INDEX
-char* index(const char *string, int c);
-# endif
-
-// stdlib.h
-int atoi(const char *nptr);
-long atol(const char *nptr); // NOLINT
-long strtol(const char *nptr, char **endptr, int base); // NOLINT
-# if ASAN_INTERCEPT_ATOLL_AND_STRTOLL
-long long atoll(const char *nptr); // NOLINT
-long long strtoll(const char *nptr, char **endptr, int base); // NOLINT
-# endif
-
-# if ASAN_INTERCEPT_MLOCKX
-// mlock/munlock
-int mlock(const void *addr, size_t len);
-int munlock(const void *addr, size_t len);
-int mlockall(int flags);
-int munlockall(void);
-# endif
-
-// Windows threads.
-# if defined(_WIN32)
-__declspec(dllimport)
-void* __stdcall CreateThread(void *sec, uptr st, void* start,
- void *arg, DWORD fl, DWORD *id);
-# endif
-// Posix threads.
-# if ASAN_INTERCEPT_PTHREAD_CREATE
-int pthread_create(void *thread, void *attr, void *(*start_routine)(void*),
- void *arg);
-# endif
-} // extern "C"
-#endif
-
namespace __asan {
// Instruments read/write access to a single byte in memory.