Sha256: f11fa4f63a1115b55a16a8c1a0a06eb23b44852b759c9830274cebe1e0d437ef
Contents?: true
Size: 795 Bytes
Versions: 3
Compression:
Stored size: 795 Bytes
Contents
#include <string>
using std::string;
#include "crypto_secretbox.h"
string crypto_secretbox(const string &m,const string &n,const string &k)
{
if (k.size() != crypto_secretbox_KEYBYTES) throw "incorrect key length";
if (n.size() != crypto_secretbox_NONCEBYTES) throw "incorrect nonce length";
size_t mlen = m.size() + crypto_secretbox_ZEROBYTES;
unsigned char mpad[mlen];
for (int i = 0;i < crypto_secretbox_ZEROBYTES;++i) mpad[i] = 0;
for (int i = crypto_secretbox_ZEROBYTES;i < mlen;++i) mpad[i] = m[i - crypto_secretbox_ZEROBYTES];
unsigned char cpad[mlen];
crypto_secretbox(cpad,mpad,mlen,(const unsigned char *) n.c_str(),(const unsigned char *) k.c_str());
return string(
(char *) cpad + crypto_secretbox_BOXZEROBYTES,
mlen - crypto_secretbox_BOXZEROBYTES
);
}
Version data entries
3 entries across 3 versions & 1 rubygems