Dogcows Code - chaz/p5-File-KDBX-XS/blob - libtomcrypt/src/misc/zeromem.c

   1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis */
   2 /* SPDX-License-Identifier: Unlicense */
   3 #include "tomcrypt_private.h"
   4
   5 /**
   6    @file zeromem.c
   7    Zero a block of memory, Tom St Denis
   8 */
   9
  10 /**
  11    Zero a block of memory
  12    @param out    The destination of the area to zero
  13    @param outlen The length of the area to zero (octets)
  14 */
  15 void zeromem(volatile void *out, size_t outlen)
  16 {
  17    volatile char *mem = out;
  18    LTC_ARGCHKVD(out != NULL);
  19    while (outlen-- > 0) {
  20       *mem++ = '\0';
  21    }
  22 }