new releaseV0-2-15

2 files changed, 21 insertions, 3 deletions

diff --git a/mpi/ChangeLog b/mpi/ChangeLog
index 0a967df48..a39884d8d 100644
--- a/mpi/ChangeLog
+++ b/mpi/ChangeLog
@@ -1,3 +1,7 @@
+Thu Apr  9 11:31:36 1998  Werner Koch  ([email protected])
+
+	* mpicoder.c (mpi_get_secure_buffer): New.
+
 Wed Apr  8 09:44:33 1998  Werner Koch  ([email protected])
 
 	* config.links: Applied small fix from Ulf M�ller.
diff --git a/mpi/mpicoder.c b/mpi/mpicoder.c
index 9362aff65..a4b1c2095 100644
--- a/mpi/mpicoder.c
+++ b/mpi/mpicoder.c
@@ -268,8 +268,8 @@ mpi_get_keyid( MPI a, u32 *keyid )
  * set to zero if the value of A is zero. If sign is not NULL, it will
  * be set to the sign of the A.
  */
-byte *
-mpi_get_buffer( MPI a, unsigned *nbytes, int *sign )
+static byte *
+do_get_buffer( MPI a, unsigned *nbytes, int *sign, int force_secure )
 {
     byte *p, *buffer;
     mpi_limb_t alimb;
@@ -278,7 +278,8 @@ mpi_get_buffer( MPI a, unsigned *nbytes, int *sign )
     if( sign )
 	*sign = a->sign;
     *nbytes = a->nlimbs * BYTES_PER_MPI_LIMB;
-    p = buffer = a->secure ? m_alloc_secure( *nbytes) : m_alloc( *nbytes );
+    p = buffer = force_secure || a->secure ? m_alloc_secure( *nbytes)
+					   : m_alloc( *nbytes );
 
     for(i=a->nlimbs-1; i >= 0; i-- ) {
 	alimb = a->d[i];
@@ -310,6 +311,19 @@ mpi_get_buffer( MPI a, unsigned *nbytes, int *sign )
     return buffer;
 }
 
+
+byte *
+mpi_get_buffer( MPI a, unsigned *nbytes, int *sign )
+{
+    return do_get_buffer( a, nbytes, sign, 0 );
+}
+
+byte *
+mpi_get_secure_buffer( MPI a, unsigned *nbytes, int *sign )
+{
+    return do_get_buffer( a, nbytes, sign, 1 );
+}
+
 /****************
  * Use BUFFER to update MPI.
  */