100 	return (f->feed.sec.crc_val = crc32_be(f->feed.sec.crc_val, src, len));  in dvb_dmx_crc32()
151 		u8 xor = f->filter.filter_value[i] ^ feed->feed.sec.secbuf[i];  in dvb_dmx_swfilter_sectionfilter()
162 	return feed->cb.sec(feed->feed.sec.secbuf, feed->feed.sec.seclen,  in dvb_dmx_swfilter_sectionfilter()
170 	struct dmx_section_feed *sec = &feed->feed.sec;  in dvb_dmx_swfilter_section_feed()  local
173 	if (!sec->is_filtering)  in dvb_dmx_swfilter_section_feed()
179 	if (sec->check_crc) {  in dvb_dmx_swfilter_section_feed()
180 		section_syntax_indicator = ((sec->secbuf[1] & 0x80) != 0);  in dvb_dmx_swfilter_section_feed()
182 		    demux->check_crc32(feed, sec->secbuf, sec->seclen)) {  in dvb_dmx_swfilter_section_feed()
191 	} while ((f = f->next) && sec->is_filtering);  in dvb_dmx_swfilter_section_feed()
193 	sec->seclen = 0;  in dvb_dmx_swfilter_section_feed()
200 	struct dmx_section_feed *sec = &feed->feed.sec;  in dvb_dmx_swfilter_section_new()  local
202 	if (sec->secbufp < sec->tsfeedp) {  in dvb_dmx_swfilter_section_new()
203 		int n = sec->tsfeedp - sec->secbufp;  in dvb_dmx_swfilter_section_new()
210 		if (sec->secbuf[0] != 0xff || sec->secbuf[n - 1] != 0xff) {  in dvb_dmx_swfilter_section_new()
214 					  n, sec->tsfeedp);  in dvb_dmx_swfilter_section_new()
215 			dprintk_sect_loss("pad data: %*ph\n", n, sec->secbuf);  in dvb_dmx_swfilter_section_new()
219 	sec->tsfeedp = sec->secbufp = sec->seclen = 0;  in dvb_dmx_swfilter_section_new()
220 	sec->secbuf = sec->secbuf_base;  in dvb_dmx_swfilter_section_new()
245 	struct dmx_section_feed *sec = &feed->feed.sec;  in dvb_dmx_swfilter_section_copy_dump()  local
248 	if (sec->tsfeedp >= DMX_MAX_SECFEED_SIZE)  in dvb_dmx_swfilter_section_copy_dump()
251 	if (sec->tsfeedp + len > DMX_MAX_SECFEED_SIZE) {  in dvb_dmx_swfilter_section_copy_dump()
254 				  sec->tsfeedp + len - DMX_MAX_SECFEED_SIZE,  in dvb_dmx_swfilter_section_copy_dump()
256 		len = DMX_MAX_SECFEED_SIZE - sec->tsfeedp;  in dvb_dmx_swfilter_section_copy_dump()
262 	demux->memcopy(feed, sec->secbuf_base + sec->tsfeedp, buf, len);  in dvb_dmx_swfilter_section_copy_dump()
263 	sec->tsfeedp += len;  in dvb_dmx_swfilter_section_copy_dump()
268 	limit = sec->tsfeedp;  in dvb_dmx_swfilter_section_copy_dump()
273 	sec->secbuf = sec->secbuf_base + sec->secbufp;  in dvb_dmx_swfilter_section_copy_dump()
275 	for (n = 0; sec->secbufp + 2 < limit; n++) {  in dvb_dmx_swfilter_section_copy_dump()
276 		seclen = section_length(sec->secbuf);  in dvb_dmx_swfilter_section_copy_dump()
278 		    || seclen + sec->secbufp > limit)  in dvb_dmx_swfilter_section_copy_dump()
280 		sec->seclen = seclen;  in dvb_dmx_swfilter_section_copy_dump()
281 		sec->crc_val = ~0;  in dvb_dmx_swfilter_section_copy_dump()
290 		sec->secbufp += seclen;	/* secbufp and secbuf moving together is */  in dvb_dmx_swfilter_section_copy_dump()
291 		sec->secbuf += seclen;	/* redundant but saves pointer arithmetic */  in dvb_dmx_swfilter_section_copy_dump()
399 		if (!feed->feed.sec.is_filtering)  in dvb_dmx_swfilter_packet_type()
402 			feed->feed.sec.seclen = feed->feed.sec.secbufp = 0;  in dvb_dmx_swfilter_packet_type()
922 	dvbdmxfeed->feed.sec.check_crc = check_crc;  in dmx_section_feed_set()
970 	dvbdmxfeed->feed.sec.tsfeedp = 0;  in dmx_section_feed_start_filtering()
971 	dvbdmxfeed->feed.sec.secbuf = dvbdmxfeed->feed.sec.secbuf_base;  in dmx_section_feed_start_filtering()
972 	dvbdmxfeed->feed.sec.secbufp = 0;  in dmx_section_feed_start_filtering()
973 	dvbdmxfeed->feed.sec.seclen = 0;  in dmx_section_feed_start_filtering()
1075 	dvbdmxfeed->cb.sec = callback;  in dvbdmx_allocate_section_feed()
1079 	dvbdmxfeed->feed.sec.secbuf = dvbdmxfeed->feed.sec.secbuf_base;  in dvbdmx_allocate_section_feed()
1080 	dvbdmxfeed->feed.sec.secbufp = dvbdmxfeed->feed.sec.seclen = 0;  in dvbdmx_allocate_section_feed()
1081 	dvbdmxfeed->feed.sec.tsfeedp = 0;  in dvbdmx_allocate_section_feed()
1084 	(*feed) = &dvbdmxfeed->feed.sec;  in dvbdmx_allocate_section_feed()