1 /* $OpenBSD: explicit_bzero.c,v 1.4 2015/08/31 02:53:57 guenther Exp $ */ 2 /* 3 * Public domain. 4 * Written by Matthew Dempsky. 5 */ 6 7 #include <string.h> 8 9 __attribute__((weak)) void 10 __explicit_bzero_hook(void *buf, size_t len) 11 { 12 } 13 14 void 15 explicit_bzero(void *buf, size_t len) 16 { 17 memset(buf, 0, len); 18 __explicit_bzero_hook(buf, len); 19 } 20 DEF_WEAK(explicit_bzero); 21