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-rw-r--r--libmp/port/dat.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/libmp/port/dat.h b/libmp/port/dat.h
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index 00000000..69483d19
--- /dev/null
+++ b/libmp/port/dat.h
@@ -0,0 +1,12 @@
+#define mpdighi (mpdigit)((ulong)1<<(Dbits-1))
+#define DIGITS(x) ((Dbits - 1 + (x))/Dbits)
+
+// for converting between int's and mpint's
+#define MAXUINT ((uint)-1)
+#define MAXINT (MAXUINT>>1)
+#define MININT (MAXINT+1)
+
+// for converting between vlongs's and mpint's
+#define MAXUVLONG (~(uvlong)0)
+#define MAXVLONG (MAXUVLONG>>1)
+#define MINVLONG (MAXVLONG+(uvlong)1)