1 files changed, 15 insertions, 0 deletions

diff --git a/nacl/curvecp/uint64_unpack.c b/nacl/curvecp/uint64_unpack.c
new file mode 100644
index 00000000..2d69bf72
--- /dev/null
+++ b/nacl/curvecp/uint64_unpack.c
@@ -0,0 +1,15 @@
+#include "uint64_unpack.h"
+
+crypto_uint64 uint64_unpack(const unsigned char *x)
+{
+  crypto_uint64 result;
+  result = x[7];
+  result <<= 8; result |= x[6];
+  result <<= 8; result |= x[5];
+  result <<= 8; result |= x[4];
+  result <<= 8; result |= x[3];
+  result <<= 8; result |= x[2];
+  result <<= 8; result |= x[1];
+  result <<= 8; result |= x[0];
+  return result;
+}