Import gcrypt public-key cryptography and implement signature checking.

grub-core/lib/libgcrypt/mpi/Manifest

@@ -0,0 +1,41 @@
+# Manifest - checksums of the mpi directory
+# Copyright 2003 Free Software Foundation, Inc.
+#
+# This file is part of Libgcrypt.
+#
+# Libgcrypt is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser general Public License as
+# published by the Free Software Foundation; either version 2.1 of
+# the License, or (at your option) any later version.
+#
+# Libgcrypt 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 Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser 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
+
+Makefile.am
+config.links
+longlong.h
+mpi-add.c
+mpi-bit.c
+mpi-cmp.c
+mpi-div.c
+mpi-gcd.c
+mpi-inline.c
+mpi-inline.h
+mpi-internal.h
+mpi-inv.c
+mpi-mpow.c
+mpi-mul.c
+mpi-pow.c
+mpi-scan.c
+mpicoder.c
+mpih-div.c
+mpih-mul.c
+mpiutil.c
+$names$ iQCVAwUAP+LmfDEAnp832S/7AQKZJQQAkR/gQITUM+6Ygy9WAOAO17btyKAlCtGTXp5XSZ+J3X0o/rYneRdSCW89IJvwFRJjAOcFJd52MXs6ZVFF/RQBC8MvJzuQChbEzvihK8o2VgK34YWjU+6XH9sFgRMIgzkHs/51ZZxeQUOPy1XF7TyKB0WE7YBUVisFiRaqB1qGIOs==Z3qB
+