Package M2Crypto :: Module EVP

Module EVP

M2Crypto wrapper for OpenSSL EVP API.

Classes
	EVPError
	MessageDigest Message Digest
	HMAC
	Cipher
	PKey Public Key

Functions

str

pbkdf2(password, salt, iter, keylen)
Derive a key from password using PBKDF2 algorithm specified in RFC 2898.

hmac(key, data, algo='sha1')

M2Crypto.EVP.PKey

load_key(file, callback=<function passphrase_callback at 0x83b2a04>)
Load an M2Crypto.EVP.PKey from file.

M2Crypto.EVP.PKey

load_key_bio(bio, callback=<function passphrase_callback at 0x83b2a04>)
Load an M2Crypto.EVP.PKey from an M2Crypto.BIO object.

M2Crypto.EVP.PKey

load_key_string(string, callback=<function passphrase_callback at 0x83b2a04>)
Load an M2Crypto.EVP.PKey from a string.

Function Details

Derive a key from password using PBKDF2 algorithm specified in RFC 2898.

Parameters:

Returns: str

Key.

Load an M2Crypto.EVP.PKey from file.

Parameters:

file (string) - Name of file containing the key in PEM format.
callback (Python callable) - A Python callable object that is invoked to acquire a passphrase with which to protect the key.

Returns: M2Crypto.EVP.PKey

M2Crypto.EVP.PKey object.

Load an M2Crypto.EVP.PKey from an M2Crypto.BIO object.

Parameters:

bio (M2Crypto.BIO) - M2Crypto.BIO object containing the key in PEM format.
callback (Python callable) - A Python callable object that is invoked to acquire a passphrase with which to protect the key.

Returns: M2Crypto.EVP.PKey

M2Crypto.EVP.PKey object.

Load an M2Crypto.EVP.PKey from a string.

Parameters:

string (string) - String containing the key in PEM format.
callback (Python callable) - A Python callable object that is invoked to acquire a passphrase with which to protect the key.

Returns: M2Crypto.EVP.PKey

M2Crypto.EVP.PKey object.