commit files needed for zpm-fetchurl

[zpackage] / tomsfastmath / src / bin / fp_to_signed_bin.c

diff --git a/tomsfastmath/src/bin/fp_to_signed_bin.c b/tomsfastmath/src/bin/fp_to_signed_bin.c
new file mode 100644 (file)
index 0000000..ab2a83f
--- /dev/null
+++ b/tomsfastmath/src/bin/fp_to_signed_bin.c
@@ -0,0 +1,20 @@
+/* TomsFastMath, a fast ISO C bignum library.
+ * 
+ * This project is meant to fill in where LibTomMath
+ * falls short.  That is speed ;-)
+ *
+ * This project is public domain and free for all purposes.
+ * 
+ * Tom St Denis, tomstdenis@gmail.com
+ */
+#include <tfm_private.h>
+
+void fp_to_signed_bin(fp_int *a, unsigned char *b)
+{
+  fp_to_unsigned_bin (a, b + 1);
+  b[0] = (unsigned char) ((a->sign == FP_ZPOS) ? 0 : 1);
+}
+
+/* $Source$ */
+/* $Revision$ */
+/* $Date$ */