269 static void vidtv_psi_desc_chain(struct vidtv_psi_desc *head, struct vidtv_psi_desc *desc)  in vidtv_psi_desc_chain()  argument
275 		head->next = desc;  in vidtv_psi_desc_chain()
284 	struct vidtv_psi_desc_service *desc;  in vidtv_psi_service_desc_init()  local
288 	desc = kzalloc(sizeof(*desc), GFP_KERNEL);  in vidtv_psi_service_desc_init()
289 	if (!desc)  in vidtv_psi_service_desc_init()
292 	desc->type = SERVICE_DESCRIPTOR;  in vidtv_psi_service_desc_init()
294 	desc->length = sizeof_field(struct vidtv_psi_desc_service, service_type)  in vidtv_psi_service_desc_init()
300 	desc->service_type = service_type;  in vidtv_psi_service_desc_init()
302 	desc->service_name_len = service_name_len;  in vidtv_psi_service_desc_init()
305 		desc->service_name = kstrdup(service_name, GFP_KERNEL);  in vidtv_psi_service_desc_init()
306 		if (!desc->service_name)  in vidtv_psi_service_desc_init()
310 	desc->provider_name_len = provider_name_len;  in vidtv_psi_service_desc_init()
313 		desc->provider_name = kstrdup(provider_name, GFP_KERNEL);  in vidtv_psi_service_desc_init()
314 		if (!desc->provider_name)  in vidtv_psi_service_desc_init()
318 	vidtv_psi_desc_chain(head, (struct vidtv_psi_desc *)desc);  in vidtv_psi_service_desc_init()
319 	return desc;  in vidtv_psi_service_desc_init()
323 		kfree(desc->service_name);  in vidtv_psi_service_desc_init()
325 	kfree(desc);  in vidtv_psi_service_desc_init()
335 	struct vidtv_psi_desc_registration *desc;  in vidtv_psi_registration_desc_init()  local
337 	desc = kzalloc(sizeof(*desc) + sizeof(format_id) + additional_info_len, GFP_KERNEL);  in vidtv_psi_registration_desc_init()
338 	if (!desc)  in vidtv_psi_registration_desc_init()
341 	desc->type = REGISTRATION_DESCRIPTOR;  in vidtv_psi_registration_desc_init()
343 	desc->length = sizeof_field(struct vidtv_psi_desc_registration, format_id)  in vidtv_psi_registration_desc_init()
346 	desc->format_id = format_id;  in vidtv_psi_registration_desc_init()
349 		memcpy(desc->additional_identification_info,  in vidtv_psi_registration_desc_init()
353 	vidtv_psi_desc_chain(head, (struct vidtv_psi_desc *)desc);  in vidtv_psi_registration_desc_init()
354 	return desc;  in vidtv_psi_registration_desc_init()
361 	struct vidtv_psi_desc_network_name *desc;  in vidtv_psi_network_name_desc_init()  local
363 	desc = kzalloc(sizeof(*desc), GFP_KERNEL);  in vidtv_psi_network_name_desc_init()
364 	if (!desc)  in vidtv_psi_network_name_desc_init()
367 	desc->type = NETWORK_NAME_DESCRIPTOR;  in vidtv_psi_network_name_desc_init()
369 	desc->length = network_name_len;  in vidtv_psi_network_name_desc_init()
372 		desc->network_name = kstrdup(network_name, GFP_KERNEL);  in vidtv_psi_network_name_desc_init()
373 		if (!desc->network_name) {  in vidtv_psi_network_name_desc_init()
374 			kfree(desc);  in vidtv_psi_network_name_desc_init()
379 	vidtv_psi_desc_chain(head, (struct vidtv_psi_desc *)desc);  in vidtv_psi_network_name_desc_init()
380 	return desc;  in vidtv_psi_network_name_desc_init()
390 	struct vidtv_psi_desc_service_list *desc;  in vidtv_psi_service_list_desc_init()  local
393 	desc = kzalloc(sizeof(*desc), GFP_KERNEL);  in vidtv_psi_service_list_desc_init()
394 	if (!desc)  in vidtv_psi_service_list_desc_init()
397 	desc->type = SERVICE_LIST_DESCRIPTOR;  in vidtv_psi_service_list_desc_init()
407 			kfree(desc);  in vidtv_psi_service_list_desc_init()
426 	desc->length = length;  in vidtv_psi_service_list_desc_init()
427 	desc->service_list = head_e;  in vidtv_psi_service_list_desc_init()
429 	vidtv_psi_desc_chain(head, (struct vidtv_psi_desc *)desc);  in vidtv_psi_service_list_desc_init()
430 	return desc;  in vidtv_psi_service_list_desc_init()
441 	struct vidtv_psi_desc_short_event *desc;  in vidtv_psi_short_event_desc_init()  local
444 	desc = kzalloc(sizeof(*desc), GFP_KERNEL);  in vidtv_psi_short_event_desc_init()
445 	if (!desc)  in vidtv_psi_short_event_desc_init()
448 	desc->type = SHORT_EVENT_DESCRIPTOR;  in vidtv_psi_short_event_desc_init()
450 	desc->length = ISO_LANGUAGE_CODE_LEN +  in vidtv_psi_short_event_desc_init()
456 	desc->event_name_len = event_name_len;  in vidtv_psi_short_event_desc_init()
457 	desc->text_len = text_len;  in vidtv_psi_short_event_desc_init()
462 	desc->iso_language_code = kstrdup(iso_language_code, GFP_KERNEL);  in vidtv_psi_short_event_desc_init()
463 	if (!desc->iso_language_code)  in vidtv_psi_short_event_desc_init()
467 		desc->event_name = kstrdup(event_name, GFP_KERNEL);  in vidtv_psi_short_event_desc_init()
468 		if (!desc->event_name)  in vidtv_psi_short_event_desc_init()
473 		desc->text = kstrdup(text, GFP_KERNEL);  in vidtv_psi_short_event_desc_init()
474 		if (!desc->text)  in vidtv_psi_short_event_desc_init()
478 	vidtv_psi_desc_chain(head, (struct vidtv_psi_desc *)desc);  in vidtv_psi_short_event_desc_init()
479 	return desc;  in vidtv_psi_short_event_desc_init()
483 		kfree(desc->event_name);  in vidtv_psi_short_event_desc_init()
485 	kfree(desc->iso_language_code);  in vidtv_psi_short_event_desc_init()
487 	kfree(desc);  in vidtv_psi_short_event_desc_init()
491 struct vidtv_psi_desc *vidtv_psi_desc_clone(struct vidtv_psi_desc *desc)  in vidtv_psi_desc_clone()  argument
501 	while (desc) {  in vidtv_psi_desc_clone()
502 		switch (desc->type) {  in vidtv_psi_desc_clone()
504 			service = (struct vidtv_psi_desc_service *)desc;  in vidtv_psi_desc_clone()
513 			desc_network_name = (struct vidtv_psi_desc_network_name *)desc;  in vidtv_psi_desc_clone()
520 			desc_service_list = (struct vidtv_psi_desc_service_list *)desc;  in vidtv_psi_desc_clone()
527 			desc_short_event = (struct vidtv_psi_desc_short_event *)desc;  in vidtv_psi_desc_clone()
537 			curr = kmemdup(desc, sizeof(*desc) + desc->length, GFP_KERNEL);  in vidtv_psi_desc_clone()
552 		desc = desc->next;  in vidtv_psi_desc_clone()
558 void vidtv_psi_desc_destroy(struct vidtv_psi_desc *desc)  in vidtv_psi_desc_destroy()  argument
562 	struct vidtv_psi_desc *curr = desc;  in vidtv_psi_desc_destroy()
609 vidtv_psi_desc_comp_loop_len(struct vidtv_psi_desc *desc)  in vidtv_psi_desc_comp_loop_len()  argument
613 	if (!desc)  in vidtv_psi_desc_comp_loop_len()
616 	while (desc) {  in vidtv_psi_desc_comp_loop_len()
619 		length += desc->length; /* from 'length' field until the end of the descriptor */  in vidtv_psi_desc_comp_loop_len()
620 		desc    = desc->next;  in vidtv_psi_desc_comp_loop_len()
627 			   struct vidtv_psi_desc *desc)  in vidtv_psi_desc_assign()  argument
629 	if (desc == *to)  in vidtv_psi_desc_assign()
635 	*to = desc;  in vidtv_psi_desc_assign()
640 			   struct vidtv_psi_desc *desc)  in vidtv_pmt_desc_assign()  argument
642 	vidtv_psi_desc_assign(to, desc);  in vidtv_pmt_desc_assign()
653 			   struct vidtv_psi_desc *desc)  in vidtv_sdt_desc_assign()  argument
655 	vidtv_psi_desc_assign(to, desc);  in vidtv_sdt_desc_assign()
668 		.from               = &args->desc->type,  in vidtv_psi_desc_write_into()
685 	switch (args->desc->type) {  in vidtv_psi_desc_write_into()
690 		psi_args.from = &((struct vidtv_psi_desc_service *)args->desc)->service_type;  in vidtv_psi_desc_write_into()
695 		psi_args.len = ((struct vidtv_psi_desc_service *)args->desc)->provider_name_len;  in vidtv_psi_desc_write_into()
696 		psi_args.from = ((struct vidtv_psi_desc_service *)args->desc)->provider_name;  in vidtv_psi_desc_write_into()
702 		psi_args.from = &((struct vidtv_psi_desc_service *)args->desc)->service_name_len;  in vidtv_psi_desc_write_into()
707 		psi_args.len = ((struct vidtv_psi_desc_service *)args->desc)->service_name_len;  in vidtv_psi_desc_write_into()
708 		psi_args.from = ((struct vidtv_psi_desc_service *)args->desc)->service_name;  in vidtv_psi_desc_write_into()
715 		psi_args.len = args->desc->length;  in vidtv_psi_desc_write_into()
716 		psi_args.from = ((struct vidtv_psi_desc_network_name *)args->desc)->network_name;  in vidtv_psi_desc_write_into()
722 		serv_list_entry = ((struct vidtv_psi_desc_service_list *)args->desc)->service_list;  in vidtv_psi_desc_write_into()
739 				  args->desc)->iso_language_code;  in vidtv_psi_desc_write_into()
746 				  args->desc)->event_name_len;  in vidtv_psi_desc_write_into()
751 		psi_args.len = ((struct vidtv_psi_desc_short_event *)args->desc)->event_name_len;  in vidtv_psi_desc_write_into()
752 		psi_args.from = ((struct vidtv_psi_desc_short_event *)args->desc)->event_name;  in vidtv_psi_desc_write_into()
758 		psi_args.from = &((struct vidtv_psi_desc_short_event *)args->desc)->text_len;  in vidtv_psi_desc_write_into()
763 		psi_args.len = ((struct vidtv_psi_desc_short_event *)args->desc)->text_len;  in vidtv_psi_desc_write_into()
764 		psi_args.from = ((struct vidtv_psi_desc_short_event *)args->desc)->text;  in vidtv_psi_desc_write_into()
773 		psi_args.len = args->desc->length;  in vidtv_psi_desc_write_into()
774 		psi_args.from = &args->desc->data;  in vidtv_psi_desc_write_into()
1217 		.desc               = table_descriptor,  in vidtv_psi_pmt_write_into()
1263 			d_args.desc               = stream_descriptor;  in vidtv_psi_pmt_write_into()
1405 			d_args.desc               = service_desc;  in vidtv_psi_sdt_write_into()
1730 		d_args.desc               = table_descriptor;  in vidtv_psi_nit_write_into()
1761 			d_args.desc               = transport_descriptor;  in vidtv_psi_nit_write_into()
1953 			d_args.desc               = event_descriptor;  in vidtv_psi_eit_write_into()