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-rw-r--r--src/mpiapi.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/src/mpiapi.c b/src/mpiapi.c
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+/* mpiapi.ac - MPI function interface
+ * Copyright (C) 1998 Free Software Foundation, Inc.
+ *
+ * This file is part of GnuPG.
+ *
+ * GnuPG is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * GnuPG is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ */
+
+#include <config.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#include <assert.h>
+
+#ifdef _GCRYPT_H
+ #error gcrypt.h already in libc
+#endif
+
+#define GCRYPT_NO_MPI_MACROS 1
+#include "gcrypt.h"
+#include "mpi.h"
+
+
+
+int
+gcry_mpi_api( enum gcry_mpi_opcode opcode, int n_args, ... )
+{
+ switch( opcode ) {
+ case GCRYMPI_NOOP:
+ return 0;
+
+ default:
+ return GCRYERR_INV_OP;
+ }
+}
+
+
+struct gcry_mpi *
+gcry_mpi_new( enum gcry_mpi_opcode opcode,
+ unsigned int nbits, struct gcry_mpi *val)
+{
+ switch( opcode ) {
+ case GCRYMPI_NEW:
+ return mpi_alloc( (nbits+BITS_PER_MPI_LIMB-1) / BITS_PER_MPI_LIMB );
+
+ case GCRYMPI_SNEW:
+ return mpi_alloc_secure( (nbits+BITS_PER_MPI_LIMB-1)
+ / BITS_PER_MPI_LIMB );
+ case GCRYMPI_COPY:
+ return mpi_copy( val );
+
+ default:
+ return NULL;
+ }
+}
+