Generates a shared secret of the requested length by applying the ANSI X9.42/X9.63 KDF with SHA-1 to the output of an ECDH key agreement using cofactor exponentiation.
#include "huecc.h"
int hu_ECDHCofacSharedGen(sb_Params eccParams, sb_PrivateKey privateKey, sb_PublicKey remotePublicKey, size_t addInfoLen, const unsigned char *addInfo, size_t secretLen, unsigned char *sharedSecret, sb_GlobalCtx sbCtx)
BlackBerry 10.0.0
An ECC parameters object.
An ECC private key object.
An ECC public key object.
The length (in bytes) of additional information. (Optional)
Additional information for use with the KDF. (Optional - set to NULL if not used.)
The length (in bytes) of the shared secret.
The shared secret value.
A global context.
The eccParams object is NULL.
The tag for the params object is not of the expected type.
The privateKey object NULL.
The privateKey object invalid.
The publicKey object is NULL.
The publicKey object is invalid.
Additional information is NULL.
The shared secret buffer is NULL.
The shared secret length is invalid.
Memory allocation failure.
Success.