From 0ee6428c2ddf94b758bf6005f1bae593c7a0366c Mon Sep 17 00:00:00 2001
From: Kaz Kylheku <kaz@kylheku.com>
Date: Wed, 22 Apr 2015 19:54:34 -0700
Subject: mpi-set-mpi-word patch

* mpi/mpi.c (mp_set_word): New function.

* mpi/mpi.h (mp_set_word): Declared.
---
 mpi/mpi.c | 9 +++++++++
 mpi/mpi.h | 1 +
 2 files changed, 10 insertions(+)

diff --git a/mpi/mpi.c b/mpi/mpi.c
index 7989a98c..93a97331 100644
--- a/mpi/mpi.c
+++ b/mpi/mpi.c
@@ -571,6 +571,15 @@ mp_err mp_get_intptr(mp_int *mp, int_ptr_t *z)
   return MP_OKAY;
 }
 
+mp_err mp_set_word(mp_int *mp, mp_word w, int sign)
+{
+  USED(mp) = 2;
+  DIGIT(mp, 0) = w & MP_DIGIT_MAX;
+  DIGIT(mp, 1) = w >> MP_DIGIT_BIT;
+  SIGN(mp) = sign;
+  return MP_OKAY;
+}
+
 /*------------------------------------------------------------------------*/
 /* {{{ Digit arithmetic */
 
diff --git a/mpi/mpi.h b/mpi/mpi.h
index e0fdbf92..91fb967d 100644
--- a/mpi/mpi.h
+++ b/mpi/mpi.h
@@ -100,6 +100,7 @@ void   mp_set(mp_int *mp, mp_digit d);
 mp_err mp_set_int(mp_int *mp, long z);
 mp_err mp_set_intptr(mp_int *mp, int_ptr_t z);
 mp_err mp_get_intptr(mp_int *mp, int_ptr_t *z);
+mp_err mp_set_word(mp_int *mp, mp_word w, int sign);
 
 /*------------------------------------------------------------------------*/
 /* Single digit arithmetic                                                */
-- 
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