From 37da2899f40661e3e9631e497da8dc59b971cbd0 Mon Sep 17 00:00:00 2001
From: "Charles.Forsyth" <devnull@localhost>
Date: Fri, 22 Dec 2006 17:07:39 +0000
Subject: 20060303a

---
 libmp/port/mptoui.c | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 libmp/port/mptoui.c

(limited to 'libmp/port/mptoui.c')

diff --git a/libmp/port/mptoui.c b/libmp/port/mptoui.c
new file mode 100644
index 00000000..9d80c1df
--- /dev/null
+++ b/libmp/port/mptoui.c
@@ -0,0 +1,35 @@
+#include "os.h"
+#include <mp.h>
+#include "dat.h"
+
+/*
+ *  this code assumes that mpdigit is at least as
+ *  big as an int.
+ */
+
+mpint*
+uitomp(uint i, mpint *b)
+{
+	if(b == nil)
+		b = mpnew(0);
+	mpassign(mpzero, b);
+	if(i != 0)
+		b->top = 1;
+	*b->p = i;
+	return b;
+}
+
+uint
+mptoui(mpint *b)
+{
+	uint x;
+
+	x = *b->p;
+	if(b->sign < 0){
+		x = 0;
+	} else {
+		if(b->top > 1 || x > MAXUINT)
+			x =  MAXUINT;
+	}
+	return x;
+}
-- 
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