FM / M2Crypto

/usr/lib64/python2.6/site-packages/M2Crypto/

/usr/lib64/python2.6/site-packages/M2Crypto

Name	Size	Mode	Actions
PGP/	-	0755	rm
SSL/	-	0755	rm
ASN1.py	5614	0644	edit dl rm
ASN1.pyc	9462	0644	edit dl rm
ASN1.pyo	9063	0644	edit dl rm
AuthCookie.py	3085	0644	edit dl rm
AuthCookie.pyc	5339	0644	edit dl rm
AuthCookie.pyo	5275	0644	edit dl rm
BIO.py	7389	0644	edit dl rm
BIO.pyc	12186	0644	edit dl rm
BIO.pyo	12186	0644	edit dl rm
BN.py	1330	0644	edit dl rm
BN.pyc	1873	0644	edit dl rm
BN.pyo	1873	0644	edit dl rm
callback.py	249	0644	edit dl rm
callback.pyc	475	0644	edit dl rm
callback.pyo	475	0644	edit dl rm
DH.py	2374	0644	edit dl rm
DH.pyc	4681	0644	edit dl rm
DH.pyo	4248	0644	edit dl rm
DSA.py	14019	0644	edit dl rm
DSA.pyc	17433	0644	edit dl rm
DSA.pyo	16845	0644	edit dl rm
EC.py	10916	0644	edit dl rm
EC.pyc	13287	0644	edit dl rm
EC.pyo	12683	0644	edit dl rm
Engine.py	3397	0644	edit dl rm
Engine.pyc	5492	0644	edit dl rm
Engine.pyo	5492	0644	edit dl rm
Err.py	1123	0644	edit dl rm
Err.pyc	2687	0644	edit dl rm
Err.pyo	2687	0644	edit dl rm
EVP.py	11810	0644	edit dl rm
EVP.pyc	16643	0644	edit dl rm
EVP.pyo	16643	0644	edit dl rm
ftpslib.py	2881	0644	edit dl rm
ftpslib.pyc	3946	0644	edit dl rm
ftpslib.pyo	3946	0644	edit dl rm
httpslib.py	7861	0644	edit dl rm
httpslib.pyc	7797	0644	edit dl rm
httpslib.pyo	7699	0644	edit dl rm
m2.py	785	0644	edit dl rm
m2.pyc	963	0644	edit dl rm
m2.pyo	963	0644	edit dl rm
m2urllib.py	2124	0644	edit dl rm
m2urllib.pyc	2177	0644	edit dl rm
m2urllib.pyo	2177	0644	edit dl rm
m2urllib2.py	5269	0644	edit dl rm
m2urllib2.pyc	5120	0644	edit dl rm
m2urllib2.pyo	5065	0644	edit dl rm
m2xmlrpclib.py	1928	0644	edit dl rm
m2xmlrpclib.pyc	2318	0644	edit dl rm
m2xmlrpclib.pyo	2318	0644	edit dl rm
Rand.py	488	0644	edit dl rm
Rand.pyc	583	0644	edit dl rm
Rand.pyo	583	0644	edit dl rm
RC4.py	692	0644	edit dl rm
RC4.pyc	1634	0644	edit dl rm
RC4.pyo	1634	0644	edit dl rm
RSA.py	13128	0644	edit dl rm
RSA.pyc	17393	0644	edit dl rm
RSA.pyo	16991	0644	edit dl rm
SMIME.py	7479	0644	edit dl rm
SMIME.pyc	10955	0644	edit dl rm
SMIME.pyo	10667	0644	edit dl rm
threading.py	347	0644	edit dl rm
threading.pyc	789	0644	edit dl rm
threading.pyo	789	0644	edit dl rm
util.py	1588	0644	edit dl rm
util.pyc	3081	0644	edit dl rm
util.pyo	3081	0644	edit dl rm
X509.py	34646	0644	edit dl rm
X509.pyc	47271	0644	edit dl rm
X509.pyo	44913	0644	edit dl rm
__init__.py	1421	0644	edit dl rm
__init__.pyc	1980	0644	edit dl rm
__init__.pyo	1980	0644	edit dl rm
__m2crypto.so	445064	0644	edit dl rm

Edit: /usr/lib64/python2.6/site-packages/M2Crypto/EC.py (10916B)

"""
M2Crypto wrapper for OpenSSL ECDH/ECDSA API.

@requires: OpenSSL 0.9.8 or newer

import util, BIO, m2

class ECError(Exception): pass

m2.ec_init(ECError)

# Curve identifier constants
NID_secp112r1 = m2.NID_secp112r1
NID_secp112r2 = m2.NID_secp112r2
NID_secp128r1 = m2.NID_secp128r1
NID_secp128r2 = m2.NID_secp128r2
NID_secp160k1 = m2.NID_secp160k1
NID_secp160r1 = m2.NID_secp160r1
NID_secp160r2 = m2.NID_secp160r2
NID_secp192k1 = m2.NID_secp192k1
NID_secp224k1 = m2.NID_secp224k1
NID_secp224r1 = m2.NID_secp224r1
NID_secp256k1 = m2.NID_secp256k1
NID_secp384r1 = m2.NID_secp384r1
NID_secp521r1 = m2.NID_secp521r1
NID_sect113r1 = m2.NID_sect113r1
NID_sect113r2 = m2.NID_sect113r2
NID_sect131r1 = m2.NID_sect131r1
NID_sect131r2 = m2.NID_sect131r2
NID_sect163k1 = m2.NID_sect163k1
NID_sect163r1 = m2.NID_sect163r1
NID_sect163r2 = m2.NID_sect163r2
NID_sect193r1 = m2.NID_sect193r1
NID_sect193r2 = m2.NID_sect193r2
NID_sect233k1 = m2.NID_sect233k1 # default for secg.org TLS test server
NID_sect233r1 = m2.NID_sect233r1
NID_sect239k1 = m2.NID_sect239k1
NID_sect283k1 = m2.NID_sect283k1
NID_sect283r1 = m2.NID_sect283r1
NID_sect409k1 = m2.NID_sect409k1
NID_sect409r1 = m2.NID_sect409r1
NID_sect571k1 = m2.NID_sect571k1
NID_sect571r1 = m2.NID_sect571r1

NID_X9_62_prime192v1 = m2.NID_X9_62_prime192v1
NID_X9_62_prime192v2 = m2.NID_X9_62_prime192v2
NID_X9_62_prime192v3 = m2.NID_X9_62_prime192v3
NID_X9_62_prime239v1 = m2.NID_X9_62_prime239v1
NID_X9_62_prime239v2 = m2.NID_X9_62_prime239v2
NID_X9_62_prime239v3 = m2.NID_X9_62_prime239v3
NID_X9_62_prime256v1 = m2.NID_X9_62_prime256v1
NID_X9_62_c2pnb163v1 = m2.NID_X9_62_c2pnb163v1
NID_X9_62_c2pnb163v2 = m2.NID_X9_62_c2pnb163v2
NID_X9_62_c2pnb163v3 = m2.NID_X9_62_c2pnb163v3
NID_X9_62_c2pnb176v1 = m2.NID_X9_62_c2pnb176v1
NID_X9_62_c2tnb191v1 = m2.NID_X9_62_c2tnb191v1
NID_X9_62_c2tnb191v2 = m2.NID_X9_62_c2tnb191v2
NID_X9_62_c2tnb191v3 = m2.NID_X9_62_c2tnb191v3
NID_X9_62_c2pnb208w1 = m2.NID_X9_62_c2pnb208w1
NID_X9_62_c2tnb239v1 = m2.NID_X9_62_c2tnb239v1
NID_X9_62_c2tnb239v2 = m2.NID_X9_62_c2tnb239v2
NID_X9_62_c2tnb239v3 = m2.NID_X9_62_c2tnb239v3
NID_X9_62_c2pnb272w1 = m2.NID_X9_62_c2pnb272w1
NID_X9_62_c2pnb304w1 = m2.NID_X9_62_c2pnb304w1
NID_X9_62_c2tnb359v1 = m2.NID_X9_62_c2tnb359v1
NID_X9_62_c2pnb368w1 = m2.NID_X9_62_c2pnb368w1
NID_X9_62_c2tnb431r1 = m2.NID_X9_62_c2tnb431r1

NID_wap_wsg_idm_ecid_wtls1  = m2.NID_wap_wsg_idm_ecid_wtls1
NID_wap_wsg_idm_ecid_wtls3  = m2.NID_wap_wsg_idm_ecid_wtls3
NID_wap_wsg_idm_ecid_wtls4  = m2.NID_wap_wsg_idm_ecid_wtls4
NID_wap_wsg_idm_ecid_wtls5  = m2.NID_wap_wsg_idm_ecid_wtls5
NID_wap_wsg_idm_ecid_wtls6  = m2.NID_wap_wsg_idm_ecid_wtls6
NID_wap_wsg_idm_ecid_wtls7  = m2.NID_wap_wsg_idm_ecid_wtls7
NID_wap_wsg_idm_ecid_wtls8  = m2.NID_wap_wsg_idm_ecid_wtls8
NID_wap_wsg_idm_ecid_wtls9  = m2.NID_wap_wsg_idm_ecid_wtls9
NID_wap_wsg_idm_ecid_wtls10 = m2.NID_wap_wsg_idm_ecid_wtls10
NID_wap_wsg_idm_ecid_wtls11 = m2.NID_wap_wsg_idm_ecid_wtls11
NID_wap_wsg_idm_ecid_wtls12 = m2.NID_wap_wsg_idm_ecid_wtls12

# The following two curves, according to OpenSSL, have a 
# "Questionable extension field!" and are not supported by 
# the OpenSSL inverse function.  ECError: no inverse.
# As such they cannot be used for signing.  They might, 
# however, be usable for encryption but that has not 
# been tested.  Until thir usefulness can be established,
# they are not supported at this time.
# NID_ipsec3 = m2.NID_ipsec3
# NID_ipsec4 = m2.NID_ipsec4

class EC:

"""
    Object interface to a EC key pair.
    """

m2_ec_key_free = m2.ec_key_free
    
    def __init__(self, ec, _pyfree=0):
        assert m2.ec_key_type_check(ec), "'ec' type error"
        self.ec = ec
        self._pyfree = _pyfree

def __del__(self):
        if getattr(self, '_pyfree', 0):
            self.m2_ec_key_free(self.ec)

def __len__(self):
        assert m2.ec_key_type_check(self.ec), "'ec' type error"
        return m2.ec_key_keylen(self.ec)

def gen_key(self):
        """
        Generates the key pair from its parameters. Use::
            keypair = EC.gen_params(curve)
            keypair.gen_key()
        to create an EC key pair.
        """
        assert m2.ec_key_type_check(self.ec), "'ec' type error"
        m2.ec_key_gen_key(self.ec)

def pub(self):
        # Don't let python free
        return EC_pub(self.ec, 0)

def sign_dsa(self, digest):
        """
        Sign the given digest using ECDSA. Returns a tuple (r,s), the two
        ECDSA signature parameters.
        """
        assert self._check_key_type(), "'ec' type error"
        return m2.ecdsa_sign(self.ec, digest)
    
    def verify_dsa(self, digest, r, s):
        """
        Verify the given digest using ECDSA. r and s are the ECDSA
        signature parameters.
        """
        assert self._check_key_type(), "'ec' type error"
        return m2.ecdsa_verify(self.ec, digest, r, s)

def sign_dsa_asn1(self, digest):
        assert self._check_key_type(), "'ec' type error"
        return m2.ecdsa_sign_asn1(self.ec, digest)
    
    def verify_dsa_asn1(self, digest, blob):
        assert self._check_key_type(), "'ec' type error"
        return m2.ecdsa_verify_asn1(self.ec, digest, blob)

def compute_dh_key(self,pub_key):
        """
        Compute the ECDH shared key of this key pair and the given public 
        key object. They must both use the same curve. Returns the 
        shared key in binary as a buffer object. No Key Derivation Function is 
        applied.
        """
        assert self.check_key(), 'key is not initialised'
        return m2.ecdh_compute_key(self.ec, pub_key.ec)

def save_key_bio(self, bio, cipher='aes_128_cbc', callback=util.passphrase_callback):
        """
        Save the key pair to an M2Crypto.BIO.BIO object in PEM format.

@type bio: M2Crypto.BIO.BIO
        @param bio: M2Crypto.BIO.BIO object to save key to.

@type cipher: string
        @param cipher: Symmetric cipher to protect the key. The default
        cipher is 'aes_128_cbc'. If cipher is None, then the key is saved
        in the clear.

@type callback: Python callable
        @param callback: A Python callable object that is invoked
        to acquire a passphrase with which to protect the key.
        The default is util.passphrase_callback.
        """
        if cipher is None:
            return m2.ec_key_write_bio_no_cipher(self.ec, bio._ptr(), callback)
        else:
            ciph = getattr(m2, cipher, None)
            if ciph is None:
                raise ValueError('not such cipher %s' % cipher)
            return m2.ec_key_write_bio(self.ec, bio._ptr(), ciph(), callback)

def save_key(self, file, cipher='aes_128_cbc', callback=util.passphrase_callback):
        """
        Save the key pair to a file in PEM format.

@type file: string
        @param file: Name of file to save key to.

@type cipher: string
        @param cipher: Symmetric cipher to protect the key. The default
        cipher is 'aes_128_cbc'. If cipher is None, then the key is saved
        in the clear.

@type callback: Python callable
        @param callback: A Python callable object that is invoked
        to acquire a passphrase with which to protect the key.
        The default is util.passphrase_callback.
        """
        bio = BIO.openfile(file, 'wb')
        return self.save_key_bio(bio, cipher, callback)
    
    def save_pub_key_bio(self, bio):
        """
        Save the public key to an M2Crypto.BIO.BIO object in PEM format.

@type bio: M2Crypto.BIO.BIO
        @param bio: M2Crypto.BIO.BIO object to save key to.
        """ 
        return m2.ec_key_write_pubkey(self.ec, bio._ptr())

def save_pub_key(self, file):
        """
        Save the public key to a file in PEM format.

@type file: string
        @param file: Name of file to save key to.
        """
        bio = BIO.openfile(file, 'wb')
        return m2.ec_key_write_pubkey(self.ec, bio._ptr())
    
    def _check_key_type(self):
        return m2.ec_key_type_check(self.ec)

def check_key(self):
        assert m2.ec_key_type_check(self.ec), "'ec' type error"
        return m2.ec_key_check_key(self.ec)

class EC_pub(EC):

"""
    Object interface to an EC public key. 
    ((don't like this implementation inheritance))
    """
    def __init__(self,ec,_pyfree=0):
        EC.__init__(self,ec,_pyfree)
        self.der = None

def get_der(self):
        """
        Returns the public key in DER format as a buffer object.
        """
        assert self.check_key(), 'key is not initialised'
        if self.der is None:
            self.der = m2.ec_key_get_public_der(self.ec)
        return self.der

save_key = EC.save_pub_key

save_key_bio = EC.save_pub_key_bio

def gen_params(curve):
    """
    Factory function that generates EC parameters and 
    instantiates a EC object from the output.

@param curve: This is the OpenSSL nid of the curve to use. 
    """
    return EC(m2.ec_key_new_by_curve_name(curve), 1)

def load_key(file, callback=util.passphrase_callback):
    """
    Factory function that instantiates a EC object.

@param file: Names the file that contains the PEM representation 
    of the EC key pair.

@param callback: Python callback object that will be invoked 
    if the EC key pair is passphrase-protected.
    """
    bio = BIO.openfile(file)
    return load_key_bio(bio, callback)

def load_key_bio(bio, callback=util.passphrase_callback):
    """
    Factory function that instantiates a EC object.

@param bio: M2Crypto.BIO object that contains the PEM
    representation of the EC key pair.

@param callback: Python callback object that will be invoked 
    if the EC key pair is passphrase-protected.
    """
    return EC(m2.ec_key_read_bio(bio._ptr(), callback), 1)

def load_pub_key(file):
    """
    Load an EC public key from file.

@type file: string
    @param file: Name of file containing EC public key in PEM format.

@rtype: M2Crypto.EC.EC_pub
    @return: M2Crypto.EC.EC_pub object.
    """
    bio = BIO.openfile(file) 
    return load_pub_key_bio(bio)

def load_pub_key_bio(bio):
    """
    Load an EC public key from an M2Crypto.BIO.BIO object.

@type bio: M2Crypto.BIO.BIO
    @param bio: M2Crypto.BIO.BIO object containing EC public key in PEM
    format.

@rtype: M2Crypto.EC.EC_pub
    @return: M2Crypto.EC.EC_pub object.
    """ 
    ec = m2.ec_key_read_pubkey(bio._ptr())
    if ec is None:
        ec_error()
    return EC_pub(ec, 1)

def ec_error():
    raise ECError, m2.err_reason_error_string(m2.err_get_error())

def pub_key_from_der(der):
    """
    Create EC_pub from DER.
    """
    return EC_pub(m2.ec_key_from_pubkey_der(der), 1)

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