# The putpose of this code is to serve as example

# not to do anthing useful for the library

from M2Crypto import SMIME, X509

# Instantiate an SMIME object.

sk = X509.X509_Stack()

# Load the data, verify it.

p7, data = SMIME.smime_load_pkcs7('bill')

stack = p7.get0_signers(sk)

looping = True

while looping:

one = stack.pop()

if one == None:

break

print one.get_subject()

print one.get_serial_number()

print one.get_issuer()

crl = X509.load_crl('/etc/grid-security/certificates/dd4b34ea.r0')

print crl.as_text()

#print crl.crl.own()

s = SMIME.SMIME()

x509c = X509.load_cert('/etc/grid-security/certificates/dd4b34ea.0')

sk = X509.X509_Stack()

sk.push(x509c)

s.set_x509_stack(sk)

# Load the signer's CA cert. In this case, because the signer's

# cert is self-signed, it is the signer's cert itself.

st = X509.X509_Store()

st.load_info('/etc/grid-security/certificates/dd4b34ea.0')

#st.load_info('usercert.pem')

s.set_x509_store(st)

p7, data = SMIME.smime_load_pkcs7('bill')

v = s.verify(p7,data)

print v