Python cryptography.hazmat.primitives.asymmetric.dsa._check_dsa_parameters() Examples

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Example #1
Source File: backend.py    From Safejumper-for-Desktop with GNU General Public License v2.0 6 votes vote down vote up 
def load_dsa_public_numbers(self, numbers):
        dsa._check_dsa_parameters(numbers.parameter_numbers)
        dsa_cdata = self._lib.DSA_new()
        self.openssl_assert(dsa_cdata != self._ffi.NULL)
        dsa_cdata = self._ffi.gc(dsa_cdata, self._lib.DSA_free)

        p = self._int_to_bn(numbers.parameter_numbers.p)
        q = self._int_to_bn(numbers.parameter_numbers.q)
        g = self._int_to_bn(numbers.parameter_numbers.g)
        pub_key = self._int_to_bn(numbers.y)
        priv_key = self._ffi.NULL
        self._dsa_cdata_set_values(dsa_cdata, p, q, g, pub_key, priv_key)

        evp_pkey = self._dsa_cdata_to_evp_pkey(dsa_cdata)

        return _DSAPublicKey(self, dsa_cdata, evp_pkey)
Example #2
Source File: backend.py    From teleport with Apache License 2.0 6 votes vote down vote up 
def load_dsa_public_numbers(self, numbers):
        dsa._check_dsa_parameters(numbers.parameter_numbers)
        dsa_cdata = self._lib.DSA_new()
        self.openssl_assert(dsa_cdata != self._ffi.NULL)
        dsa_cdata = self._ffi.gc(dsa_cdata, self._lib.DSA_free)

        p = self._int_to_bn(numbers.parameter_numbers.p)
        q = self._int_to_bn(numbers.parameter_numbers.q)
        g = self._int_to_bn(numbers.parameter_numbers.g)
        pub_key = self._int_to_bn(numbers.y)
        priv_key = self._ffi.NULL
        self._dsa_cdata_set_values(dsa_cdata, p, q, g, pub_key, priv_key)

        evp_pkey = self._dsa_cdata_to_evp_pkey(dsa_cdata)

        return _DSAPublicKey(self, dsa_cdata, evp_pkey)
Example #3
Source File: backend.py    From quickstart-git2s3 with Apache License 2.0 6 votes vote down vote up 
def load_dsa_public_numbers(self, numbers):
        dsa._check_dsa_parameters(numbers.parameter_numbers)
        dsa_cdata = self._lib.DSA_new()
        self.openssl_assert(dsa_cdata != self._ffi.NULL)
        dsa_cdata = self._ffi.gc(dsa_cdata, self._lib.DSA_free)

        p = self._int_to_bn(numbers.parameter_numbers.p)
        q = self._int_to_bn(numbers.parameter_numbers.q)
        g = self._int_to_bn(numbers.parameter_numbers.g)
        pub_key = self._int_to_bn(numbers.y)
        priv_key = self._ffi.NULL
        self._dsa_cdata_set_values(dsa_cdata, p, q, g, pub_key, priv_key)

        evp_pkey = self._dsa_cdata_to_evp_pkey(dsa_cdata)

        return _DSAPublicKey(self, dsa_cdata, evp_pkey)
Example #4
Source File: backend.py    From quickstart-redhat-openshift with Apache License 2.0 6 votes vote down vote up 
def load_dsa_public_numbers(self, numbers):
        dsa._check_dsa_parameters(numbers.parameter_numbers)
        dsa_cdata = self._lib.DSA_new()
        self.openssl_assert(dsa_cdata != self._ffi.NULL)
        dsa_cdata = self._ffi.gc(dsa_cdata, self._lib.DSA_free)

        p = self._int_to_bn(numbers.parameter_numbers.p)
        q = self._int_to_bn(numbers.parameter_numbers.q)
        g = self._int_to_bn(numbers.parameter_numbers.g)
        pub_key = self._int_to_bn(numbers.y)
        priv_key = self._ffi.NULL
        self._dsa_cdata_set_values(dsa_cdata, p, q, g, pub_key, priv_key)

        evp_pkey = self._dsa_cdata_to_evp_pkey(dsa_cdata)

        return _DSAPublicKey(self, dsa_cdata, evp_pkey)
Example #5
Source File: backend.py    From Carnets with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up 
def load_dsa_public_numbers(self, numbers):
        dsa._check_dsa_parameters(numbers.parameter_numbers)
        dsa_cdata = self._lib.DSA_new()
        self.openssl_assert(dsa_cdata != self._ffi.NULL)
        dsa_cdata = self._ffi.gc(dsa_cdata, self._lib.DSA_free)

        p = self._int_to_bn(numbers.parameter_numbers.p)
        q = self._int_to_bn(numbers.parameter_numbers.q)
        g = self._int_to_bn(numbers.parameter_numbers.g)
        pub_key = self._int_to_bn(numbers.y)
        priv_key = self._ffi.NULL
        self._dsa_cdata_set_values(dsa_cdata, p, q, g, pub_key, priv_key)

        evp_pkey = self._dsa_cdata_to_evp_pkey(dsa_cdata)

        return _DSAPublicKey(self, dsa_cdata, evp_pkey)
Example #6
Source File: backend.py    From oss-ftp with MIT License 5 votes vote down vote up 
def load_dsa_public_numbers(self, numbers):
        dsa._check_dsa_parameters(numbers.parameter_numbers)
        dsa_cdata = self._lib.DSA_new()
        self.openssl_assert(dsa_cdata != self._ffi.NULL)
        dsa_cdata = self._ffi.gc(dsa_cdata, self._lib.DSA_free)

        dsa_cdata.p = self._int_to_bn(numbers.parameter_numbers.p)
        dsa_cdata.q = self._int_to_bn(numbers.parameter_numbers.q)
        dsa_cdata.g = self._int_to_bn(numbers.parameter_numbers.g)
        dsa_cdata.pub_key = self._int_to_bn(numbers.y)

        evp_pkey = self._dsa_cdata_to_evp_pkey(dsa_cdata)

        return _DSAPublicKey(self, dsa_cdata, evp_pkey)
Example #7
Source File: backend.py    From oss-ftp with MIT License 5 votes vote down vote up 
def load_dsa_parameter_numbers(self, numbers):
        dsa._check_dsa_parameters(numbers)
        dsa_cdata = self._lib.DSA_new()
        self.openssl_assert(dsa_cdata != self._ffi.NULL)
        dsa_cdata = self._ffi.gc(dsa_cdata, self._lib.DSA_free)

        dsa_cdata.p = self._int_to_bn(numbers.p)
        dsa_cdata.q = self._int_to_bn(numbers.q)
        dsa_cdata.g = self._int_to_bn(numbers.g)

        return _DSAParameters(self, dsa_cdata)
Example #8
Source File: backend.py    From Safejumper-for-Desktop with GNU General Public License v2.0 5 votes vote down vote up 
def load_dsa_parameter_numbers(self, numbers):
        dsa._check_dsa_parameters(numbers)
        dsa_cdata = self._lib.DSA_new()
        self.openssl_assert(dsa_cdata != self._ffi.NULL)
        dsa_cdata = self._ffi.gc(dsa_cdata, self._lib.DSA_free)

        p = self._int_to_bn(numbers.p)
        q = self._int_to_bn(numbers.q)
        g = self._int_to_bn(numbers.g)
        res = self._lib.DSA_set0_pqg(dsa_cdata, p, q, g)
        self.openssl_assert(res == 1)

        return _DSAParameters(self, dsa_cdata)
Example #9
Source File: backend.py    From teleport with Apache License 2.0 5 votes vote down vote up 
def load_dsa_parameter_numbers(self, numbers):
        dsa._check_dsa_parameters(numbers)
        dsa_cdata = self._lib.DSA_new()
        self.openssl_assert(dsa_cdata != self._ffi.NULL)
        dsa_cdata = self._ffi.gc(dsa_cdata, self._lib.DSA_free)

        p = self._int_to_bn(numbers.p)
        q = self._int_to_bn(numbers.q)
        g = self._int_to_bn(numbers.g)
        res = self._lib.DSA_set0_pqg(dsa_cdata, p, q, g)
        self.openssl_assert(res == 1)

        return _DSAParameters(self, dsa_cdata)
Example #10
Source File: backend.py    From quickstart-git2s3 with Apache License 2.0 5 votes vote down vote up 
def load_dsa_parameter_numbers(self, numbers):
        dsa._check_dsa_parameters(numbers)
        dsa_cdata = self._lib.DSA_new()
        self.openssl_assert(dsa_cdata != self._ffi.NULL)
        dsa_cdata = self._ffi.gc(dsa_cdata, self._lib.DSA_free)

        p = self._int_to_bn(numbers.p)
        q = self._int_to_bn(numbers.q)
        g = self._int_to_bn(numbers.g)
        res = self._lib.DSA_set0_pqg(dsa_cdata, p, q, g)
        self.openssl_assert(res == 1)

        return _DSAParameters(self, dsa_cdata)
Example #11
Source File: backend.py    From quickstart-redhat-openshift with Apache License 2.0 5 votes vote down vote up 
def load_dsa_parameter_numbers(self, numbers):
        dsa._check_dsa_parameters(numbers)
        dsa_cdata = self._lib.DSA_new()
        self.openssl_assert(dsa_cdata != self._ffi.NULL)
        dsa_cdata = self._ffi.gc(dsa_cdata, self._lib.DSA_free)

        p = self._int_to_bn(numbers.p)
        q = self._int_to_bn(numbers.q)
        g = self._int_to_bn(numbers.g)
        res = self._lib.DSA_set0_pqg(dsa_cdata, p, q, g)
        self.openssl_assert(res == 1)

        return _DSAParameters(self, dsa_cdata)
Example #12
Source File: backend.py    From Carnets with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def load_dsa_parameter_numbers(self, numbers):
        dsa._check_dsa_parameters(numbers)
        dsa_cdata = self._lib.DSA_new()
        self.openssl_assert(dsa_cdata != self._ffi.NULL)
        dsa_cdata = self._ffi.gc(dsa_cdata, self._lib.DSA_free)

        p = self._int_to_bn(numbers.p)
        q = self._int_to_bn(numbers.q)
        g = self._int_to_bn(numbers.g)
        res = self._lib.DSA_set0_pqg(dsa_cdata, p, q, g)
        self.openssl_assert(res == 1)

        return _DSAParameters(self, dsa_cdata)