libcamera: ipa: Move key generation to utils

Move the GPLv2 utilities used for generating public and private keys to
the utilities subtree.

Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>

src/libcamera/meson.build

@@ -100,7 +100,6 @@ version_cpp = vcs_tag(command : [gen_version, meson.build_root()],
 libcamera_sources += version_cpp
 
 if ipa_sign_module
-    gen_ipa_pub_key = files('gen-ipa-pub-key.py')
     ipa_pub_key_cpp = custom_target('ipa_pub_key_cpp',
                                     input : [ ipa_priv_key, 'ipa_pub_key.cpp.in' ],
                                     output : 'ipa_pub_key.cpp',

src/meson.build

@@ -4,7 +4,6 @@ subdir('android')
 
 openssl = find_program('openssl', required : true)
 if openssl.found()
-    gen_ipa_priv_key = files('ipa/gen-ipa-priv-key.sh')
     ipa_priv_key = custom_target('ipa-priv-key',
                                  output : [ 'ipa-priv-key.pem' ],
                                  command : [ gen_ipa_priv_key, '@OUTPUT@' ])

utils/meson.build

@@ -6,3 +6,7 @@ subdir('ipu3')
 gen_controls = files('gen-controls.py')
 gen_formats = files('gen-formats.py')
 gen_header = files('gen-header.sh')
+
+## Module signing
+gen_ipa_priv_key = files('gen-ipa-priv-key.sh')
+gen_ipa_pub_key = files('gen-ipa-pub-key.py')