MivaScript Builtin Function, Miva Merchant 9+
rsa_sign( rsa, buffer, signature var )
<mvt:assign name="g.return_value" value="rsa_sign( rsa, buffer, signature var )" />
Generates a digital signature using SHA1 and an RSA private key
rsa
The internal reference to the RSA private key to be used
buffer
The data to be signed
signature
A variable which receives the signature in raw binary format