mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-11-19 02:13:04 +00:00
43 lines
1.2 KiB
Python
Executable File
43 lines
1.2 KiB
Python
Executable File
#!/usr/bin/python
|
|
#
|
|
# Read unencrypted PKCS#1/PKIX-compliant, PEM&DER encoded private keys on
|
|
# stdin, print them pretty and encode back into original wire format.
|
|
# Private keys can be generated with "openssl genrsa|gendsa" commands.
|
|
#
|
|
from pyasn1_modules import rfc2459, rfc2437, pem
|
|
from pyasn1.codec.der import encoder, decoder
|
|
import sys
|
|
|
|
if len(sys.argv) != 1:
|
|
print("""Usage:
|
|
$ cat rsakey.pem | %s""" % sys.argv[0])
|
|
sys.exit(-1)
|
|
|
|
cnt = 0
|
|
|
|
while 1:
|
|
idx, substrate = pem.readPemBlocksFromFile(sys.stdin, ('-----BEGIN RSA PRIVATE KEY-----', '-----END RSA PRIVATE KEY-----'), ('-----BEGIN DSA PRIVATE KEY-----', '-----END DSA PRIVATE KEY-----') )
|
|
if not substrate:
|
|
break
|
|
|
|
if idx == 0:
|
|
asn1Spec = rfc2437.RSAPrivateKey()
|
|
elif idx == 1:
|
|
asn1Spec = rfc2459.DSAPrivateKey()
|
|
else:
|
|
break
|
|
|
|
key, rest = decoder.decode(substrate, asn1Spec=asn1Spec)
|
|
|
|
if rest: substrate = substrate[:-len(rest)]
|
|
|
|
print(key.prettyPrint())
|
|
|
|
assert encoder.encode(key, defMode=False) == substrate or \
|
|
encoder.encode(key, defMode=True) == substrate, \
|
|
'pkcs8 recode fails'
|
|
|
|
cnt = cnt + 1
|
|
|
|
print('*** %s key(s) re/serialized' % cnt)
|