EVP_EncryptInit_ex(ws,c,NULL,&(s->s2->key_material[(client)?num:0]),
s->session->key_arg);
EVP_DecryptInit_ex(rs,c,NULL,&(s->s2->key_material[(client)?0:num]),
EVP_EncryptInit_ex(ws,c,NULL,&(s->s2->key_material[(client)?num:0]),
s->session->key_arg);
EVP_DecryptInit_ex(rs,c,NULL,&(s->s2->key_material[(client)?0:num]),