Git-Mirrors/hardened_malloc
1
0
Fork 0
mirror of https://github.com/GrapheneOS/hardened_malloc.git synced 2025-05-24 00:41:11 -04:00
Code Issues Projects Releases Packages Wiki Activity

perform size checks on various operations

Browse source 
Signed-off-by: Tavi <tavi@divested.dev>
Co-authored-by: =?UTF-8?q?Christian=20G=C3=B6ttsche?= <cgzones@googlemail.com>
This commit is contained in:
Tavi 2025-03-22 02:54:10 -04:00
parent 7481c8857f
commit 2f06cddeb7
No known key found for this signature in database
GPG key ID: E599F62ECBAEAF2E
46 changed files with 1166 additions and 13 deletions
Download patch file Download diff file Expand all files Collapse all files

21
include/h_malloc.h
View file

@ -55,6 +55,27 @@ __attribute__((malloc)) __attribute__((alloc_size(2))) __attribute__((alloc_alig
void *h_aligned_alloc(size_t alignment, size_t size);
void h_free(void *ptr);
#if CONFIG_BLOCK_OPS_CHECK_SIZE && !defined(HAS_ARM_MTE)
void *memcpy(void *dst, const void *src, size_t len);
void *memccpy(void *dst, const void *src, int value, size_t len);
void *memmove(void *dst, const void *src, size_t len);
void *mempcpy(void *dst, const void *src, size_t len);
void *memset(void *dst, int value, size_t len);
void bcopy(const void *src, void *dst, size_t len);
void swab(const void *src, void *dst, ssize_t len);
wchar_t *wmemcpy(wchar_t *dst, const wchar_t *src, size_t len);
wchar_t *wmemmove(wchar_t *dst, const wchar_t *src, size_t len);
wchar_t *wmempcpy(wchar_t *dst, const wchar_t *src, size_t len);
wchar_t *wmemset(wchar_t *dst, wchar_t value, size_t len);
#define h_memcpy_internal musl_memcpy
#define h_memmove_internal musl_memmove
#define h_memset_internal musl_memset
#else
#define h_memcpy_internal memcpy
#define h_memmove_internal memmove
#define h_memset_internal memset
#endif
// POSIX
int h_posix_memalign(void **memptr, size_t alignment, size_t size);