From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Daniel Axtens <dja@axtens.net>
Date: Fri, 5 Jun 2020 17:47:25 +1000
Subject: [PATCH] libtasn1: compile into asn1 module

Create a wrapper file that specifies the module license.
Set up the makefile so it is built.

Signed-off-by: Daniel Axtens <dja@axtens.net>
---
 grub-core/Makefile.core.def        | 15 +++++++++++++++
 grub-core/lib/libtasn1_wrap/wrap.c | 26 ++++++++++++++++++++++++++
 2 files changed, 41 insertions(+)
 create mode 100644 grub-core/lib/libtasn1_wrap/wrap.c

diff --git a/grub-core/Makefile.core.def b/grub-core/Makefile.core.def
index 99615c07b94..c2d922e6d48 100644
--- a/grub-core/Makefile.core.def
+++ b/grub-core/Makefile.core.def
@@ -2436,3 +2436,18 @@ module = {
   common = loader/i386/xen_file64.c;
   extra_dist = loader/i386/xen_fileXX.c;
 };
+
+module = {
+  name = asn1;
+  common = lib/libtasn1/lib/decoding.c;
+  common = lib/libtasn1/lib/coding.c;
+  common = lib/libtasn1/lib/element.c;
+  common = lib/libtasn1/lib/structure.c;
+  common = lib/libtasn1/lib/parser_aux.c;
+  common = lib/libtasn1/lib/gstr.c;
+  common = lib/libtasn1/lib/errors.c;
+  common = lib/libtasn1_wrap/wrap.c;
+  cflags = '$(CFLAGS_POSIX) $(CFLAGS_GNULIB)';
+  // -Wno-type-limits comes from libtasn1's configure.ac
+  cppflags = '$(CPPFLAGS_POSIX) $(CPPFLAGS_GNULIB) -I$(srcdir)/lib/libtasn1/lib -Wno-type-limits';
+};
diff --git a/grub-core/lib/libtasn1_wrap/wrap.c b/grub-core/lib/libtasn1_wrap/wrap.c
new file mode 100644
index 00000000000..622ba942e33
--- /dev/null
+++ b/grub-core/lib/libtasn1_wrap/wrap.c
@@ -0,0 +1,26 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2020 IBM Corporation
+ *
+ *  GRUB 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 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB 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 GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/dl.h>
+
+/*
+ * libtasn1 is provided under LGPL2.1+, which is compatible
+ * with GPL3+. As Grub as a whole is under GPL3+, this module
+ * is therefore under GPL3+ also.
+ */
+GRUB_MOD_LICENSE ("GPLv3+");
