# Copyright 2023 The GmSSL Project. All Rights Reserved.

#

# Licensed under the Apache License, Version 2.0 (the License); you may

# not use this file except in compliance with the License.

#

# http://www.apache.org/licenses/LICENSE-2.0

from gmssl import *

cert_txt = '''\

-----BEGIN CERTIFICATE-----

MIIBszCCAVegAwIBAgIIaeL+wBcKxnswDAYIKoEcz1UBg3UFADAuMQswCQYDVQQG

EwJDTjEOMAwGA1UECgwFTlJDQUMxDzANBgNVBAMMBlJPT1RDQTAeFw0xMjA3MTQw

MzExNTlaFw00MjA3MDcwMzExNTlaMC4xCzAJBgNVBAYTAkNOMQ4wDAYDVQQKDAVO

UkNBQzEPMA0GA1UEAwwGUk9PVENBMFkwEwYHKoZIzj0CAQYIKoEcz1UBgi0DQgAE

MPCca6pmgcchsTf2UnBeL9rtp4nw+itk1Kzrmbnqo05lUwkwlWK+4OIrtFdAqnRT

V7Q9v1htkv42TsIutzd126NdMFswHwYDVR0jBBgwFoAUTDKxl9kzG8SmBcHG5Yti

W/CXdlgwDAYDVR0TBAUwAwEB/zALBgNVHQ8EBAMCAQYwHQYDVR0OBBYEFEwysZfZ

MxvEpgXBxuWLYlvwl3ZYMAwGCCqBHM9VAYN1BQADSAAwRQIgG1bSLeOXp3oB8H7b

53W+CKOPl2PknmWEq/lMhtn25HkCIQDaHDgWxWFtnCrBjH16/W3Ezn7/U/Vjo5xI

pDoiVhsLwg==

-----END CERTIFICATE-----'''

with open('ROOTCA.pem', 'w') as file:

file.write(cert_txt)

file.close()

cert = Sm2Certificate()

cert.import_pem('ROOTCA.pem')

print("Certificate")

serial = cert.get_serial_number()

print("Serial :", serial.hex())

validity = cert.get_validity()

print("Validity.notBefore :", validity.not_before)

print("Validity.notAfter :", validity.not_after)

issuer = cert.get_issuer()

print("Issuer :")

for key in issuer:

if key == 'raw_data':

print(" ", key, ":", issuer[key].hex())

else:

print(" ", key, ":", issuer[key])

subject = cert.get_subject()

print("Subject :")

for key in subject:

if key == 'raw_data':

print(" ", key, ":", subject[key].hex())

else:

print(" ", key, ":", subject[key])

public_key = cert.get_subject_public_key()

public_key.export_public_key_info_pem('subject_public_key.pem')

file = open('subject_public_key.pem',mode='r')

fulltext = file.read()

file.close()

print("Subject Public Key:")

print(fulltext)