52 lines
1.9 KiB
Python
52 lines
1.9 KiB
Python
"""General key class."""
|
|
|
|
# SPDX-License-Identifier: Apache-2.0
|
|
|
|
import sys
|
|
|
|
AUTOGEN_MESSAGE = "/* Autogenerated by imgtool.py, do not edit. */"
|
|
|
|
|
|
class KeyClass(object):
|
|
def _emit(self, header, trailer, encoded_bytes, indent, file=sys.stdout, len_format=None):
|
|
print(AUTOGEN_MESSAGE, file=file)
|
|
print(header, end='', file=file)
|
|
for count, b in enumerate(encoded_bytes):
|
|
if count % 8 == 0:
|
|
print("\n" + indent, end='', file=file)
|
|
else:
|
|
print(" ", end='', file=file)
|
|
print("0x{:02x},".format(b), end='', file=file)
|
|
print("\n" + trailer, file=file)
|
|
if len_format is not None:
|
|
print(len_format.format(len(encoded_bytes)), file=file)
|
|
|
|
def emit_c_public(self, file=sys.stdout):
|
|
self._emit(
|
|
header="const unsigned char {}_pub_key[] = {{".format(self.shortname()),
|
|
trailer="};",
|
|
encoded_bytes=self.get_public_bytes(),
|
|
indent=" ",
|
|
len_format="const unsigned int {}_pub_key_len = {{}};".format(self.shortname()),
|
|
file=file)
|
|
|
|
def emit_rust_public(self, file=sys.stdout):
|
|
self._emit(
|
|
header="static {}_PUB_KEY: &[u8] = &[".format(self.shortname().upper()),
|
|
trailer="];",
|
|
encoded_bytes=self.get_public_bytes(),
|
|
indent=" ",
|
|
file=file)
|
|
|
|
def emit_public_pem(self, file=sys.stdout):
|
|
print(str(self.get_public_pem(), 'utf-8'), file=file, end='')
|
|
|
|
def emit_private(self, minimal, format, file=sys.stdout):
|
|
self._emit(
|
|
header="const unsigned char enc_priv_key[] = {",
|
|
trailer="};",
|
|
encoded_bytes=self.get_private_bytes(minimal, format),
|
|
indent=" ",
|
|
len_format="const unsigned int enc_priv_key_len = {};",
|
|
file=file)
|