memzero_s.c File Reference
#include "safe_mem_lib.h"
Include dependency graph for memzero_s.c:
Functions | |
| EXPORT errno_t | memzero_s (void *dest, rsize_t len) |
| Zeros len bytes starting at dest. More... | |
Function Documentation
◆ memzero_s()
Zeros len bytes starting at dest.
- Remarks
- EXTENSION TO ISO/IEC JTC1 SC22 WG14 N1172, Programming languages, environments and system software interfaces, Extensions to the C Library, Part I: Bounds-checking interfaces
- Parameters
-
[out] dest pointer to memory to be zeroed. [in] len number of bytes to be zeroed
- Precondition
- dest shall not be a null pointer.
- len shall not be 0 nor greater than RSIZE_MAX_MEM.
- Returns
- If there is a runtime constraint, the operation is not performed.
- Return values
-
EOK when operation is successful ESNULLP when dest is NULL POINTER ESZEROL when len = ZERO ESLEMAX when len > RSIZE_MAX_MEM
- See also
- memzero16_s(), memzero32_s()