From ec9231889156fc9b5debcdb99605fe32964ebaaa Mon Sep 17 00:00:00 2001
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: Sun, 29 Mar 2020 04:48:59 +0300
Subject: libcamera: Add IPA module signing infrastructure
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Add infrastructure to generate an RSA private key and sign IPA modules.
The signatures are stored in separate files with a .sign suffix.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
---
 src/ipa/ipa-sign.sh | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100755 src/ipa/ipa-sign.sh

(limited to 'src/ipa/ipa-sign.sh')

diff --git a/src/ipa/ipa-sign.sh b/src/ipa/ipa-sign.sh
new file mode 100755
index 00000000..8673dad1
--- /dev/null
+++ b/src/ipa/ipa-sign.sh
@@ -0,0 +1,13 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0-or-later
+# Copyright (C) 2020, Google Inc.
+#
+# Author: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+#
+# ipa-sign.sh - Generate a signature for an IPA module
+
+key="$1"
+input="$2"
+output="$3"
+
+openssl dgst -sha256 -sign "${key}" -out "${output}" "${input}"
-- 
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