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@@ -22,6 +22,7 @@ | |
| "python_aes", | ||
| "python_rc4", | ||
| "python_rsakey", | ||
| "python_dsakey", | ||
| "rc4", | ||
| "rijndael", | ||
| "rsakey", | ||
|
|
||
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|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| """Abstract class for DSA.""" | ||
|
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| class DSAKey(object): | ||
| """This is an abstract base class for DSA keys. | ||
| Particular implementations of DSA keys, such as | ||
| :py:class:`~.python_dsakey.Python_DSAKey` | ||
| ... more coming | ||
| inherit from this. | ||
| To create or parse an DSA key, don't use one of these classes | ||
| directly. Instead, use the factory functions in | ||
| :py:class:`~tlslite.utils.keyfactory`. | ||
| """ | ||
|
|
||
| def __init__(self, p, q, g, x, y): | ||
| """Create a new DSA key. | ||
| :type p: int | ||
| :param p: domain parameter, prime num defining Gaolis Field | ||
| :type q: int | ||
| :param q: domain parameter, prime factor of p-1 | ||
| :type g: int | ||
| :param g: domain parameter, generator of q-order cyclic group GP(p) | ||
| :type x: int | ||
| :param x: private key | ||
| :type y: int | ||
| :param y: public key | ||
| """ | ||
| raise NotImplementedError() | ||
|
|
||
| def __len__(self): | ||
| """Return the size of the order of the curve of this key, in bits. | ||
| :rtype: int | ||
| """ | ||
| raise NotImplementedError() | ||
|
|
||
| def hasPrivateKey(self): | ||
| """Return whether or not this key has a private component. | ||
| :rtype: bool | ||
| """ | ||
| raise NotImplementedError() | ||
|
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| def hashAndSign(self, data, hAlg): | ||
| """Hash and sign the passed-in bytes. | ||
| This requires the key to have a private component and | ||
| global parameters. It performs a signature on the passed-in data | ||
| with selected hash algorithm. | ||
| :type data: str | ||
| :param data: The data which will be hashed and signed. | ||
| :type hAlg: str | ||
| :param hAlg: The hash algorithm that will be used to hash data | ||
| :rtype: bytearray | ||
| :returns: An DSA signature on the passed-in data. | ||
| """ | ||
| raise NotImplementedError() | ||
|
|
||
| def hashAndVerify(self, signature, data, hAlg="sha1"): | ||
| """Hash and verify the passed-in bytes with signature. | ||
| :type signature: ASN1 bytearray | ||
| :param signature: the r, s dsa signature | ||
| :type data: str | ||
| :param data: The data which will be hashed and verified. | ||
| :type hAlg: str | ||
| :param hAlg: The hash algorithm that will be used to hash data | ||
| :rtype: bool | ||
| :returns: return True if verification is OK. | ||
| """ | ||
| raise NotImplementedError() | ||
|
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||
| @staticmethod | ||
| def generate(L, N): | ||
| """Generate new key given by bit lengths L, N. | ||
| :type L: int | ||
| :param L: length of parameter p in bits | ||
| :type N: int | ||
| :param N: length of parameter q in bits | ||
| :rtype: DSAkey | ||
| :returns: DSAkey(domain parameters, private key, public key) | ||
| """ | ||
| raise NotImplementedError() | ||
|
|
||
| @staticmethod | ||
| def generate_qp(L, N): | ||
| """Generate new (p, q) given by bit lengths L, N. | ||
| :type L: int | ||
| :param L: length of parameter p in bits | ||
| :type N: int | ||
| :param N: length of parameter q in bits | ||
| :rtype: (int, int) | ||
| :returns: new p and q key parameters | ||
| """ | ||
| raise NotImplementedError() |
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