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Make redbean StoreAsset() work better

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- Better UBSAN error messages
- POSIX Advisory Locks polyfills
- Move redbean manual to /.help.txt
- System call memory safety in ASAN mode
- Character classification now does UNICODE
This commit is contained in:
Justine Tunney 2021-05-14 05:36:58 -07:00
parent 919b6fec10
commit 690be544da
228 changed files with 3653 additions and 3015 deletions
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5
libc/intrin/asan.internal.h
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@ -1,5 +1,6 @@
#ifndef COSMOPOLITAN_LIBC_INTRIN_ASAN_H_
#define COSMOPOLITAN_LIBC_INTRIN_ASAN_H_
#include "libc/calls/struct/iovec.h"
#define kAsanScale 3
#define kAsanMagic 0x7fff8000
@ -17,10 +18,12 @@
#define kAsanUnscoped -12
#define kAsanUnmapped -13
#define SHADOW(x) ((char *)(((uintptr_t)(x) >> kAsanScale) + kAsanMagic))
#define SHADOW(x) ((signed char *)(((uintptr_t)(x) >> kAsanScale) + kAsanMagic))
void __asan_map_shadow(uintptr_t, size_t);
void __asan_poison(uintptr_t, size_t, int);
void __asan_unpoison(uintptr_t, size_t);
bool __asan_is_valid(const void *, size_t);
bool __asan_is_valid_iov(const struct iovec *, int);
#endif /* COSMOPOLITAN_LIBC_INTRIN_ASAN_H_ */