Name
FC_SignRecover - Sign data in a single recoverable operation.
Syntax
CK_RV FC_SignRecover( CK_SESSION_HANDLE hSession, CK_BYTE_PTR pData, CK_ULONG usDataLen, CK_BYTE_PTR pSignature, CK_ULONG_PTR pusSignatureLen );
Parameters
- hSession
- [in] session handle.
- pData
- [in] mechanism to be used for the signing operation.
- usDataLen
- [in] handle of the key to be usedn.
- pSignature
- [out] pointer to the buffer or NULL.
- pusSignatureLen
- [in, out] pointer to the size of the output buffer, replaced by the length of the signature if the operation is successful.
Description
FC_SignRecover signs data in a single operation where the (digest) data can be recovered from the signature. If pSignature is NULL only the length of the signature is returned in *pusSignatureLen.
A user must log into the token (to assume the NSS User role) before calling FC_SignRecover.