SHA1_SSL_PAD_AND_KEY_SIZE
CK_BYTE sha1_ipad[SHA1_SSL_PAD_AND_KEY_SIZE];
CK_BYTE sha1_opad[SHA1_SSL_PAD_AND_KEY_SIZE];
bzero(sha1_ipad, SHA1_SSL_PAD_AND_KEY_SIZE);
bzero(sha1_opad, SHA1_SSL_PAD_AND_KEY_SIZE);
sha1_ipad, sha1_opad, SHA1_SSL_PAD_AND_KEY_SIZE);