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fix double free check in secure = 4 mode; inline _mi_ptr_cookie

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This commit is contained in:
daan 2019-10-19 08:34:18 -07:00
parent 2affdbbd2e
commit 25246070ae
4 changed files with 45 additions and 22 deletions
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5
include/mimalloc-internal.h
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@ -46,7 +46,6 @@ void _mi_fatal_error(const char* fmt, ...) mi_attr_noreturn;
extern mi_stats_t _mi_stats_main;
extern const mi_page_t _mi_page_empty;
bool _mi_is_main_thread(void);
uintptr_t _mi_ptr_cookie(const void* p);
uintptr_t _mi_random_shuffle(uintptr_t x);
uintptr_t _mi_random_init(uintptr_t seed /* can be zero */);
bool _mi_preloading(); // true while the C runtime is not ready
@ -244,6 +243,10 @@ static inline bool mi_heap_is_initialized(mi_heap_t* heap) {
return (heap != &_mi_heap_empty);
}
static inline uintptr_t _mi_ptr_cookie(const void* p) {
return ((uintptr_t)p ^ _mi_heap_main.cookie);
}
/* -----------------------------------------------------------
Pages
----------------------------------------------------------- */