zdss_init
RETURN_ERROR_IF(dctx->streamStage != zdss_init, stage_wrong, "");
RETURN_ERROR_IF(dctx->streamStage != zdss_init, stage_wrong, "");
RETURN_ERROR_IF(dctx->streamStage != zdss_init, stage_wrong, "");
RETURN_ERROR_IF(dctx->streamStage != zdss_init, stage_wrong, "");
dctx->streamStage = zdss_init;
RETURN_ERROR_IF(dctx->streamStage != zdss_init, stage_wrong, "");
if (zds->streamStage == zdss_init)
case zdss_init :
zds->streamStage = zdss_init;
zds->streamStage = zdss_init;
assert(dctx->streamStage == zdss_init);
dctx->streamStage = zdss_init;