1 files changed, 18 insertions, 0 deletions
diff --git a/src/field_gmp.h b/src/field_gmp.h
new file mode 100644
index 0000000000..b390fd9de8
--- /dev/null
+++ b/src/field_gmp.h
@@ -0,0 +1,18 @@
+/**********************************************************************
+ * Copyright (c) 2013, 2014 Pieter Wuille                             *
+ * Distributed under the MIT software license, see the accompanying   *
+ * file COPYING or http://www.opensource.org/licenses/mit-license.php.*
+ **********************************************************************/
+
+#ifndef _SECP256K1_FIELD_REPR_
+#define _SECP256K1_FIELD_REPR_
+
+#include <gmp.h>
+
+#define FIELD_LIMBS ((256 + GMP_NUMB_BITS - 1) / GMP_NUMB_BITS)
+
+typedef struct {
+    mp_limb_t n[FIELD_LIMBS+1];
+} secp256k1_fe_t;
+
+#endif