1 files changed, 39 insertions, 0 deletions
diff --git a/src/field.h b/src/field.h
new file mode 100644
index 0000000..55d6bf9
--- /dev/null
+++ b/src/field.h
@@ -0,0 +1,39 @@
+/*
+ * ecgen, tool for generating Elliptic curve domain parameters
+ * Copyright (C) 2017 J08nY
+ */
+#ifndef ECGEN_FIELD_H
+#define ECGEN_FIELD_H
+
+#include "poly.h"
+#include "gp.h"
+
+/**
+ *
+ * @param bits
+ * @return
+ */
+GEN field_primer(long bits);
+
+/**
+ *
+ * @param bits
+ * @return
+ */
+GEN field_binaryr(long bits);
+
+/**
+ * Extract a field representation from a field.
+ *  - char(field) == 2:
+ *    returns the vector of powers of middle coefficients of the reduction polynomial.
+ *  - char(field) != 2:
+ *     returns the field characteristic(p).-
+ *
+ * @param field
+ * @return field representation
+ */
+GEN field_params(GEN field);
+
+GEN field_elementi(GEN element);
+
+#endif //ECGEN_FIELD_H