diff options
Diffstat (limited to 'lib/asan/asan_mac.h')
| -rw-r--r-- | lib/asan/asan_mac.h | 92 |
1 files changed, 29 insertions, 63 deletions
diff --git a/lib/asan/asan_mac.h b/lib/asan/asan_mac.h index 32739e7..6c65765 100644 --- a/lib/asan/asan_mac.h +++ b/lib/asan/asan_mac.h @@ -9,79 +9,45 @@ // // This file is a part of AddressSanitizer, an address sanity checker. // -// ASan-private header for asan_mac.cc +// Mac-specific ASan definitions. //===----------------------------------------------------------------------===// -#ifdef __APPLE__ - #ifndef ASAN_MAC_H #define ASAN_MAC_H -#include "asan_interceptors.h" - -// TODO(glider): need to check if the OS X version is 10.6 or greater. -#include <dispatch/dispatch.h> -#include <setjmp.h> +// CF_RC_BITS, the layout of CFRuntimeBase and __CFStrIsConstant are internal +// and subject to change in further CoreFoundation versions. Apple does not +// guarantee any binary compatibility from release to release. -typedef void* pthread_workqueue_t; -typedef void* pthread_workitem_handle_t; +// See http://opensource.apple.com/source/CF/CF-635.15/CFInternal.h +#if defined(__BIG_ENDIAN__) +#define CF_RC_BITS 0 +#endif -typedef void (*dispatch_function_t)(void *block); -typedef void* (*worker_t)(void *block); -typedef int (*dispatch_async_f_f)(dispatch_queue_t dq, void *ctxt, - dispatch_function_t func); -typedef int (*dispatch_sync_f_f)(dispatch_queue_t dq, void *ctxt, - dispatch_function_t func); -typedef int (*dispatch_after_f_f)(dispatch_time_t when, - dispatch_queue_t dq, void *ctxt, - dispatch_function_t func); -typedef void (*dispatch_barrier_async_f_f)(dispatch_queue_t dq, - void *ctxt, - dispatch_function_t func); -typedef void (*dispatch_group_async_f_f)(dispatch_group_t group, - dispatch_queue_t dq, - void *ctxt, dispatch_function_t func); -typedef int (*pthread_workqueue_additem_np_f)(pthread_workqueue_t workq, - void *(*workitem_func)(void *), void * workitem_arg, - pthread_workitem_handle_t * itemhandlep, unsigned int *gencountp); +#if defined(__LITTLE_ENDIAN__) +#define CF_RC_BITS 3 +#endif +// See http://opensource.apple.com/source/CF/CF-635.15/CFRuntime.h +typedef struct __CFRuntimeBase { + uptr _cfisa; + u8 _cfinfo[4]; +#if __LP64__ + u32 _rc; +#endif +} CFRuntimeBase; -// A wrapper for the ObjC blocks used to support libdispatch. -typedef struct { - void *block; - dispatch_function_t func; - int parent_tid; -} asan_block_context_t; +enum { + MACOS_VERSION_UNKNOWN = 0, + MACOS_VERSION_LEOPARD, + MACOS_VERSION_SNOW_LEOPARD, + MACOS_VERSION_LION +}; +namespace __asan { -extern "C" { -// dispatch_barrier_async_f() is not declared in <dispatch/dispatch.h>. -void dispatch_barrier_async_f(dispatch_queue_t dq, - void *ctxt, dispatch_function_t func); -// Neither is pthread_workqueue_additem_np(). -int pthread_workqueue_additem_np(pthread_workqueue_t workq, - void *(*workitem_func)(void *), void * workitem_arg, - pthread_workitem_handle_t * itemhandlep, unsigned int *gencountp); +int GetMacosVersion(); +void ReplaceCFAllocator(); -int WRAP(dispatch_async_f)(dispatch_queue_t dq, - void *ctxt, - dispatch_function_t func); -int WRAP(dispatch_sync_f)(dispatch_queue_t dq, - void *ctxt, - dispatch_function_t func); -int WRAP(dispatch_after_f)(dispatch_time_t when, - dispatch_queue_t dq, - void *ctxt, - dispatch_function_t func); -void WRAP(dispatch_barrier_async_f)(dispatch_queue_t dq, - void *ctxt, dispatch_function_t func); -void WRAP(dispatch_group_async_f)(dispatch_group_t group, - dispatch_queue_t dq, - void *ctxt, dispatch_function_t func); -int WRAP(pthread_workqueue_additem_np)(pthread_workqueue_t workq, - void *(*workitem_func)(void *), void * workitem_arg, - pthread_workitem_handle_t * itemhandlep, unsigned int *gencountp); -} +} // namespace __asan #endif // ASAN_MAC_H - -#endif // __APPLE__ |
