Function silc_hmac_make_with_key
SYNOPSIS
void silc_hmac_make_with_key(SilcHmac hmac, unsigned char *data,
uint32 data_len,
unsigned char *key, uint32 key_len,
unsigned char *return_hash,
uint32 *return_len);
DESCRIPTION
Same as the silc_hmac_make but takes the key for the HMAC as
argument. If this is used the key that may have been set by calling
silc_hmac_set_key is ignored.