94 	return (f->feed.sec.crc_val = crc32_be(f->feed.sec.crc_val, src, len));  in dvb_dmx_crc32()
143 		u8 xor = f->filter.filter_value[i] ^ feed->feed.sec.secbuf[i];  in dvb_dmx_swfilter_sectionfilter()
154 	return feed->cb.sec(feed->feed.sec.secbuf, feed->feed.sec.seclen,  in dvb_dmx_swfilter_sectionfilter()
162 	struct dmx_section_feed *sec = &feed->feed.sec;  in dvb_dmx_swfilter_section_feed()  local
165 	if (!sec->is_filtering)  in dvb_dmx_swfilter_section_feed()
171 	if (sec->check_crc) {  in dvb_dmx_swfilter_section_feed()
172 		section_syntax_indicator = ((sec->secbuf[1] & 0x80) != 0);  in dvb_dmx_swfilter_section_feed()
174 		    demux->check_crc32(feed, sec->secbuf, sec->seclen))  in dvb_dmx_swfilter_section_feed()
181 	} while ((f = f->next) && sec->is_filtering);  in dvb_dmx_swfilter_section_feed()
183 	sec->seclen = 0;  in dvb_dmx_swfilter_section_feed()
190 	struct dmx_section_feed *sec = &feed->feed.sec;  in dvb_dmx_swfilter_section_new()  local
193 	if (sec->secbufp < sec->tsfeedp) {  in dvb_dmx_swfilter_section_new()
194 		int i, n = sec->tsfeedp - sec->secbufp;  in dvb_dmx_swfilter_section_new()
201 		if (sec->secbuf[0] != 0xff || sec->secbuf[n - 1] != 0xff) {  in dvb_dmx_swfilter_section_new()
203 			       n, sec->tsfeedp);  in dvb_dmx_swfilter_section_new()
206 				printk(" %02x", sec->secbuf[i]);  in dvb_dmx_swfilter_section_new()
212 	sec->tsfeedp = sec->secbufp = sec->seclen = 0;  in dvb_dmx_swfilter_section_new()
213 	sec->secbuf = sec->secbuf_base;  in dvb_dmx_swfilter_section_new()
238 	struct dmx_section_feed *sec = &feed->feed.sec;  in dvb_dmx_swfilter_section_copy_dump()  local
241 	if (sec->tsfeedp >= DMX_MAX_SECFEED_SIZE)  in dvb_dmx_swfilter_section_copy_dump()
244 	if (sec->tsfeedp + len > DMX_MAX_SECFEED_SIZE) {  in dvb_dmx_swfilter_section_copy_dump()
247 		       sec->tsfeedp + len - DMX_MAX_SECFEED_SIZE,  in dvb_dmx_swfilter_section_copy_dump()
250 		len = DMX_MAX_SECFEED_SIZE - sec->tsfeedp;  in dvb_dmx_swfilter_section_copy_dump()
256 	demux->memcopy(feed, sec->secbuf_base + sec->tsfeedp, buf, len);  in dvb_dmx_swfilter_section_copy_dump()
257 	sec->tsfeedp += len;  in dvb_dmx_swfilter_section_copy_dump()
262 	limit = sec->tsfeedp;  in dvb_dmx_swfilter_section_copy_dump()
267 	sec->secbuf = sec->secbuf_base + sec->secbufp;  in dvb_dmx_swfilter_section_copy_dump()
269 	for (n = 0; sec->secbufp + 2 < limit; n++) {  in dvb_dmx_swfilter_section_copy_dump()
270 		seclen = section_length(sec->secbuf);  in dvb_dmx_swfilter_section_copy_dump()
272 		    || seclen + sec->secbufp > limit)  in dvb_dmx_swfilter_section_copy_dump()
274 		sec->seclen = seclen;  in dvb_dmx_swfilter_section_copy_dump()
275 		sec->crc_val = ~0;  in dvb_dmx_swfilter_section_copy_dump()
283 		sec->secbufp += seclen;	/* secbufp and secbuf moving together is */  in dvb_dmx_swfilter_section_copy_dump()
284 		sec->secbuf += seclen;	/* redundant but saves pointer arithmetic */  in dvb_dmx_swfilter_section_copy_dump()
378 		if (!feed->feed.sec.is_filtering)  in dvb_dmx_swfilter_packet_type()
381 			feed->feed.sec.seclen = feed->feed.sec.secbufp = 0;  in dvb_dmx_swfilter_packet_type()
912 	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()
1078 	dvbdmxfeed->feed.sec.secbuf = dvbdmxfeed->feed.sec.secbuf_base;  in dvbdmx_allocate_section_feed()
1079 	dvbdmxfeed->feed.sec.secbufp = dvbdmxfeed->feed.sec.seclen = 0;  in dvbdmx_allocate_section_feed()
1080 	dvbdmxfeed->feed.sec.tsfeedp = 0;  in dvbdmx_allocate_section_feed()
1084 	(*feed) = &dvbdmxfeed->feed.sec;  in dvbdmx_allocate_section_feed()