avs_mtk_voice/meta/meta-mediatek-aud/recipes-bsp/lk/files/pbp/sctrlcert.py

171 lines
6.1 KiB
Python
Executable File

import sys
import os
import struct
script_folder, script_name = os.path.split(os.path.realpath(__file__))
sys.path.append(os.path.join(script_folder, "lib"))
import gfh
import cert
def get_file_sizeb(file_path):
if not os.path.isfile(file_path):
return 0
file_handle = open(file_path, "rb")
file_handle.seek(0, 2)
file_size = file_handle.tell()
file_handle.close()
return file_size
def concatb(file1_path, file2_path):
file1_size = get_file_sizeb(file1_path)
file2_size = get_file_sizeb(file2_path)
file1 = open(file1_path, "ab+")
file2 = open(file2_path, "rb")
file1.write(file2.read(file2_size))
file2.close()
file1.close()
class sctrl_cert:
def __init__(self, out_path, sctrl_cert_path):
self.m_out_path = out_path
if not os.path.exists(self.m_out_path):
os.makedirs(self.m_out_path)
self.m_sctrl_cert_path = sctrl_cert_path
self.m_gfh = gfh.image_gfh()
self.m_key_path = ""
self.m_out_path = out_path
self.m_sig_handler = None
def create_gfh(self, gfh_config):
self.m_gfh.load_ini(gfh_config)
self.m_gfh.dump()
return
def sign(self, key_ini_path, key_cert_path, primary_dbg_config_ini_path, primary_dbg_path, secondary_config_file_path):
#tool auth contains only gfh and signature, no extra content
self.m_gfh.finalize(0, key_ini_path)
#create tbs_sctrl_cert.bin
tbs_sctrl_cert_file_path = os.path.join(self.m_out_path, "tbs_sctrl_cert.bin")
tbs_sctrl_cert_file = open(tbs_sctrl_cert_file_path, "wb")
tbs_sctrl_cert_file.write(self.m_gfh.pack())
tbs_sctrl_cert_file.close()
print "===sctrl_cert sign==="
if self.m_gfh.get_sig_type() == "CERT_CHAIN":
self.m_sig_handler = cert.cert_chain_v5()
#create key cert
if key_cert_path == "":
key_cert_path = os.path.join(self.m_out_path, "key_cert.bin")
if os.path.isfile(key_ini_path):
key_cert_folder_name, key_cert_file_name = os.path.split(os.path.abspath(key_cert_path))
self.m_sig_handler.create_key_cert(key_ini_path, self.m_out_path, key_cert_file_name)
key_cert_path = os.path.join(self.m_out_path, key_cert_file_name)
else:
self.m_sig_handler.set_key_cert(key_cert_path)
#create primary debug cert
if primary_dbg_path == "":
primary_dbg_path = "primary_dbg_cert.bin"
if os.path.isfile(primary_dbg_config_ini_path):
primary_dbg_cert_folder_name, primary_dbg_cert_file_name = os.path.split(os.path.abspath(primary_dbg_path))
self.m_sig_handler.create_primary_dbg_cert(primary_dbg_config_ini_path, tbs_sctrl_cert_file_path, self.m_out_path, primary_dbg_cert_file_name)
primary_dbg_cert_path = os.path.join(self.m_out_path, primary_dbg_cert_file_name)
else:
self.m_sig_handler.set_primary_dbg_cert(primary_dbg_path)
#create secondary debug cert
secondary_dbg_cert_file_name = "secondary_dbg_cert.bin"
secondary_dbg_cert_file_path = os.path.join(self.m_out_path, secondary_dbg_cert_file_name)
self.m_sig_handler.create_secondary_dbg_cert(secondary_config_file_path, self.m_out_path, secondary_dbg_cert_file_name)
#create final cert chain
sig_name = "sctrl_cert.sig"
sig_file_path = os.path.join(self.m_out_path, sig_name)
self.m_sig_handler.output(self.m_out_path, sig_name)
#create final sctrl cert
if os.path.isfile(self.m_sctrl_cert_path):
os.remove(self.m_sctrl_cert_path)
concatb(self.m_sctrl_cert_path, tbs_sctrl_cert_file_path)
concatb(self.m_sctrl_cert_path, sig_file_path)
os.remove(secondary_dbg_cert_file_path)
elif self.m_gfh.get_sig_type() == "SINGLE":
self.m_sig_handler = cert.sig_single(self.m_gfh.get_pad_type())
self.m_sig_handler.set_out_path(self.m_out_path)
self.m_sig_handler.create(key_ini_path, tbs_sctrl_cert_file_path)
self.m_sig_handler.sign()
sig_name = "sctrl_cert.sig"
sig_file_path = os.path.join(self.m_out_path, sig_name)
self.m_sig_handler.output(self.m_out_path, sig_name)
#create final toolauth file
if os.path.isfile(self.m_sctrl_cert_path):
os.remove(self.m_sctrl_cert_path)
concatb(self.m_sctrl_cert_path, tbs_sctrl_cert_file_path)
concatb(self.m_sctrl_cert_path, sig_file_path)
else:
print "unknown signature type"
#clean up
os.remove(tbs_sctrl_cert_file_path)
os.remove(sig_file_path)
return
def main():
#parameter parsing
idx = 1
key_ini_path = ""
key_cert_path = ""
gfh_config_ini_path = ""
primary_dbg_path = ""
primary_dbg_config_ini_path = ""
secondary_dbg_config_ini_path = ""
sctrl_cert_path = ""
while idx < len(sys.argv):
if sys.argv[idx][0] == '-':
if sys.argv[idx][1] == 'i':
print "key: " + sys.argv[idx + 1]
key_ini_path = sys.argv[idx + 1]
idx += 2
elif sys.argv[idx][1] == 'g':
print "gfh config: " + sys.argv[idx + 1]
gfh_config_ini_path = sys.argv[idx + 1]
idx += 2
elif sys.argv[idx][1] == 'p':
print "primary dbg cert: " + sys.argv[idx + 1]
primary_dbg_path = sys.argv[idx + 1]
idx += 2
elif sys.argv[idx][1] == 'q':
print "primary dbg cert config: " + sys.argv[idx + 1]
primary_dbg_config_ini_path = sys.argv[idx + 1]
idx += 2
elif sys.argv[idx][1] == 's':
print "secondary dbg cert config: " + sys.argv[idx + 1]
secondary_dbg_config_ini_path = sys.argv[idx + 1]
idx += 2
elif sys.argv[idx][1] == 'k':
print "key cert: " + sys.argv[idx + 1]
key_cert_path = sys.argv[idx + 1]
idx += 2
else:
print "unknown input"
idx += 2
else:
sctrl_cert_path = sys.argv[idx]
print "sctrl_cert_path: " + sctrl_cert_path
idx += 1
if not key_cert_path and not key_ini_path:
print "key path is not given!"
return -1
if not gfh_config_ini_path:
print "sctrl_cert_config_path is not given!"
return -1
if not sctrl_cert_path:
print "sctrl_cert is not given!"
return -1
out_path = os.path.dirname(os.path.abspath(sctrl_cert_path))
sctrl_cert_obj = sctrl_cert(out_path, sctrl_cert_path)
sctrl_cert_obj.create_gfh(gfh_config_ini_path)
sctrl_cert_obj.sign(key_ini_path, key_cert_path, primary_dbg_config_ini_path, primary_dbg_path, secondary_dbg_config_ini_path)
return 0
if __name__ == '__main__':
main()