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Diffstat (limited to 'src/mongo/crypto/tom/zeromem.c')
-rw-r--r-- | src/mongo/crypto/tom/zeromem.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/mongo/crypto/tom/zeromem.c b/src/mongo/crypto/tom/zeromem.c new file mode 100644 index 00000000000..46e499e66ce --- /dev/null +++ b/src/mongo/crypto/tom/zeromem.c @@ -0,0 +1,34 @@ +/* LibTomCrypt, modular cryptographic library -- Tom St Denis + * + * LibTomCrypt is a library that provides various cryptographic + * algorithms in a highly modular and flexible manner. + * + * The library is free for all purposes without any express + * guarantee it works. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtom.org + */ +#include "tomcrypt.h" + +/** + @file zeromem.c + Zero a block of memory, Tom St Denis +*/ + +/** + Zero a block of memory + @param out The destination of the area to zero + @param outlen The length of the area to zero (octets) +*/ +void zeromem(void *out, size_t outlen) +{ + unsigned char *mem = (unsigned char*)out; + LTC_ARGCHKVD(out != NULL); + while (outlen-- > 0) { + *mem++ = 0; + } +} + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/zeromem.c,v $ */ +/* $Revision: 1.7 $ */ +/* $Date: 2006/12/28 01:27:24 $ */ |