diff options
| -rwxr-xr-x | src/libcamera/gen-ipa-pub-key.py | 46 | ||||
| -rw-r--r-- | src/libcamera/include/ipa_manager.h | 5 | ||||
| -rw-r--r-- | src/libcamera/ipa_pub_key.cpp.in | 20 | ||||
| -rw-r--r-- | src/libcamera/meson.build | 8 |
4 files changed, 79 insertions, 0 deletions
diff --git a/src/libcamera/gen-ipa-pub-key.py b/src/libcamera/gen-ipa-pub-key.py new file mode 100755 index 00000000..ad575b18 --- /dev/null +++ b/src/libcamera/gen-ipa-pub-key.py @@ -0,0 +1,46 @@ +#!/usr/bin/env python3 +# SPDX-License-Identifier: GPL-2.0-or-later +# Copyright (C) 2020, Google Inc. +# +# Author: Laurent Pinchart <laurent.pinchart@ideasonboard.com> +# +# ipa-gen-key.py - Generate the IPA module signing public key + +import string +import subprocess +import sys + + +def main(argv): + if len(argv) != 4: + print('Usage: %s priv-key template output' % argv[0]) + return 1 + + priv_key = argv[1] + template = argv[2] + output = argv[3] + + try: + ret = subprocess.run(['openssl', 'rsa', '-pubout', '-in', priv_key, + '-outform', 'DER'], + stdout=subprocess.PIPE) + except FileNotFoundError: + print('Please install openssl to sign IPA modules') + return 1 + + ipa_key = ', '.join(['0x%02x' % c for c in ret.stdout]) + data = {'ipa_key': ipa_key} + + template = open(template, 'rb').read() + template = template.decode('utf-8') + template = string.Template(template) + + f = open(output, 'wb') + f.write(template.substitute(data).encode('utf-8')) + f.close() + + return 0 + + +if __name__ == '__main__': + sys.exit(main(sys.argv)) diff --git a/src/libcamera/include/ipa_manager.h b/src/libcamera/include/ipa_manager.h index 467658e4..26edf087 100644 --- a/src/libcamera/include/ipa_manager.h +++ b/src/libcamera/include/ipa_manager.h @@ -7,6 +7,7 @@ #ifndef __LIBCAMERA_IPA_MANAGER_H__ #define __LIBCAMERA_IPA_MANAGER_H__ +#include <stdint.h> #include <vector> #include <ipa/ipa_interface.h> @@ -14,6 +15,7 @@ #include "ipa_module.h" #include "pipeline_handler.h" +#include "pub_key.h" namespace libcamera { @@ -35,6 +37,9 @@ private: void parseDir(const char *libDir, unsigned int maxDepth, std::vector<std::string> &files); unsigned int addDir(const char *libDir, unsigned int maxDepth = 0); + + static const uint8_t publicKeyData_[]; + static const PubKey pubKey_; }; } /* namespace libcamera */ diff --git a/src/libcamera/ipa_pub_key.cpp.in b/src/libcamera/ipa_pub_key.cpp.in new file mode 100644 index 00000000..e1fe287c --- /dev/null +++ b/src/libcamera/ipa_pub_key.cpp.in @@ -0,0 +1,20 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +/* + * Copyright (C) 2020, Laurent Pinchart <laurent.pinchart@ideasonboard.com> + * + * ipa_key.cpp - IPA module signing public key + * + * This file is auto-generated. Do not edit. + */ + +#include "ipa_manager.h" + +namespace libcamera { + +const uint8_t IPAManager::publicKeyData_[] = { + ${ipa_key} +}; + +const PubKey IPAManager::pubKey_{ { IPAManager::publicKeyData_ } }; + +} /* namespace libcamera */ diff --git a/src/libcamera/meson.build b/src/libcamera/meson.build index c2a657e4..c502450c 100644 --- a/src/libcamera/meson.build +++ b/src/libcamera/meson.build @@ -101,6 +101,14 @@ version_cpp = vcs_tag(command : [gen_version, meson.build_root()], libcamera_sources += version_cpp +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', + command : [ gen_ipa_pub_key, '@INPUT@', '@OUTPUT@' ]) + +libcamera_sources += ipa_pub_key_cpp + libcamera_deps = [ libatomic, libdl, |