1 files changed, 11 insertions, 0 deletions

diff --git a/nacl/crypto_auth/wrapper-auth.cpp b/nacl/crypto_auth/wrapper-auth.cpp
new file mode 100644
index 00000000..2108aa31
--- /dev/null
+++ b/nacl/crypto_auth/wrapper-auth.cpp
@@ -0,0 +1,11 @@
+#include <string>
+using std::string;
+#include "crypto_auth.h"
+
+string crypto_auth(const string &m,const string &k)
+{
+  if (k.size() != crypto_auth_KEYBYTES) throw "incorrect key length";
+  unsigned char a[crypto_auth_BYTES];
+  crypto_auth(a,(const unsigned char *) m.c_str(),m.size(),(const unsigned char *) k.c_str());
+  return string((char *) a,crypto_auth_BYTES);
+}