… | |
… | |
8 | #include <linux/dvb/dmx.h> |
8 | #include <linux/dvb/dmx.h> |
9 | |
9 | |
10 | #define CONST(name) { #name, name } |
10 | #define CONST(name) { #name, name } |
11 | |
11 | |
12 | enum { |
12 | enum { |
13 | SCT_PAT = 0x00, |
13 | SCT_PAT = 0x00, |
14 | SCT_CAT = 0x01, |
14 | SCT_CAT = 0x01, |
15 | SCT_PMT = 0x02, |
15 | SCT_PMT = 0x02, |
16 | SCT_TSDT = 0x03, |
16 | SCT_TSDT = 0x03, |
17 | SCT_NIT = 0x40,//TODO |
17 | SCT_NIT = 0x40,//TODO |
18 | SCT_NIT_OTHER = 0x41, |
18 | SCT_NIT_OTHER = 0x41, |
19 | SCT_SDT = 0x42, |
19 | SCT_SDT = 0x42, |
20 | SCT_SDT_OTHER = 0x46, |
20 | SCT_SDT_OTHER = 0x46, |
21 | SCT_BAT = 0x4a,//TODO |
21 | SCT_BAT = 0x4a,//TODO |
22 | SCT_EIT_PRESENT = 0x4e, |
22 | SCT_EIT_PRESENT = 0x4e, |
23 | SCT_EIT_PRESENT_OTHER = 0x4f, |
23 | SCT_EIT_PRESENT_OTHER = 0x4f, |
24 | SCT_EIT_SCHEDULE0 = 0x50, |
24 | SCT_EIT_SCHEDULE0 = 0x50, |
25 | SCT_EIT_SCHEDULE15 = 0x5f, |
25 | SCT_EIT_SCHEDULE15 = 0x5f, |
26 | SCT_EIT_SCHEDULE_OTHER0 = 0x60, |
26 | SCT_EIT_SCHEDULE_OTHER0 = 0x60, |
27 | SCT_EIT_SCHEDULE_OTHER15 = 0x6f, |
27 | SCT_EIT_SCHEDULE_OTHER15 = 0x6f, |
28 | SCT_TDT = 0x70, |
28 | SCT_TDT = 0x70, |
29 | SCT_RST = 0x71, |
29 | SCT_RST = 0x71, |
30 | SCT_ST = 0x72, |
30 | SCT_ST = 0x72, |
31 | SCT_TOT = 0x73, |
31 | SCT_TOT = 0x73, |
32 | SCT_RNT = 0x74, |
32 | SCT_RNT = 0x74, |
33 | SCT_CST = 0x75, |
33 | SCT_CST = 0x75, |
34 | SCT_RCT = 0x76, |
34 | SCT_RCT = 0x76, |
35 | SCT_CIT = 0x77, |
35 | SCT_CIT = 0x77, |
36 | SCT_MPE = 0x78, |
36 | SCT_MPE = 0x78, |
37 | SCT_DIT = 0x7e, |
37 | SCT_DIT = 0x7e, |
38 | SCT_SIT = 0x7f, |
38 | SCT_SIT = 0x7f, |
39 | }; |
39 | }; |
40 | |
40 | |
41 | enum { |
41 | enum { |
|
|
42 | DT_network_name = 0x40, |
|
|
43 | DT_service_list = 0x41, |
|
|
44 | DT_satellite_delivery_system = 0x43, |
|
|
45 | DT_cable_delivery_system = 0x44, |
42 | DT_service = 0x48, |
46 | DT_service = 0x48, |
43 | DT_country_availability = 0x49, |
47 | DT_country_availability = 0x49, |
44 | DT_linkage = 0x4a, |
48 | DT_linkage = 0x4a, |
45 | DT_short_event = 0x4d, |
49 | DT_short_event = 0x4d, |
46 | DT_extended_event = 0x4e, //NYI |
50 | DT_extended_event = 0x4e, //NYI |
47 | DT_component = 0x50, |
51 | DT_component = 0x50, |
48 | DT_content = 0x54, |
52 | DT_content = 0x54, |
|
|
53 | DT_terrestrial_delivery_system = 0x5A, |
49 | DT_private_data_specifier = 0x5f, |
54 | DT_private_data_specifier = 0x5f, |
50 | DT_short_smoothing_buffer = 0x61, //NYI |
55 | DT_short_smoothing_buffer = 0x61, //NYI |
51 | DT_scrambling_indicator = 0x65, //NYI |
56 | DT_scrambling_indicator = 0x65, //NYI |
52 | DT_PDC = 0x69, |
57 | DT_PDC = 0x69, |
53 | }; |
58 | }; |
54 | |
59 | |
55 | static const struct consts { |
60 | static const struct consts { |
56 | const char *name; |
61 | const char *name; |
57 | const long value; |
62 | const long value; |
… | |
… | |
224 | CONST (SCT_CIT), |
229 | CONST (SCT_CIT), |
225 | CONST (SCT_MPE), |
230 | CONST (SCT_MPE), |
226 | CONST (SCT_DIT), |
231 | CONST (SCT_DIT), |
227 | CONST (SCT_SIT), |
232 | CONST (SCT_SIT), |
228 | |
233 | |
|
|
234 | CONST (DT_network_name), |
|
|
235 | CONST (DT_service_list), |
|
|
236 | CONST (DT_satellite_delivery_system), |
|
|
237 | CONST (DT_cable_delivery_system), |
229 | CONST (DT_service), |
238 | CONST (DT_service), |
230 | CONST (DT_country_availability), |
239 | CONST (DT_country_availability), |
231 | CONST (DT_linkage), |
240 | CONST (DT_linkage), |
232 | CONST (DT_short_event), |
241 | CONST (DT_short_event), |
233 | CONST (DT_extended_event), |
242 | CONST (DT_extended_event), |
234 | CONST (DT_component), |
243 | CONST (DT_component), |
235 | CONST (DT_content), |
244 | CONST (DT_content), |
|
|
245 | CONST (DT_terrestrial_delivery_system), |
236 | CONST (DT_private_data_specifier), |
246 | CONST (DT_private_data_specifier), |
237 | CONST (DT_short_smoothing_buffer), |
247 | CONST (DT_short_smoothing_buffer), |
238 | CONST (DT_scrambling_indicator), |
248 | CONST (DT_scrambling_indicator), |
239 | CONST (DT_PDC), |
249 | CONST (DT_PDC), |
240 | }; |
250 | }; |
… | |
… | |
365 | } |
375 | } |
366 | |
376 | |
367 | U32 |
377 | U32 |
368 | clamp (U32 len) |
378 | clamp (U32 len) |
369 | { |
379 | { |
370 | return len < 4096 ? len : 0; |
380 | return len < 4096 |
|
|
381 | && len <= dec_len8 - (dec_ofs >> 3) + 1 /* +1 to detect overflows */ |
|
|
382 | ? len : 0; |
|
|
383 | } |
|
|
384 | |
|
|
385 | /* works on SvPOK strings ONLY */ |
|
|
386 | void |
|
|
387 | safe_sv_chop (SV *sv, STRLEN count) |
|
|
388 | { |
|
|
389 | if ((U32)count >= (U32)SvCUR (sv)) |
|
|
390 | SvCUR_set (sv, 0); |
|
|
391 | else |
|
|
392 | sv_chop (sv, SvPVX (sv) + count); |
|
|
393 | } |
|
|
394 | |
|
|
395 | U32 |
|
|
396 | bcd_to_int (U32 bcd_number) |
|
|
397 | { |
|
|
398 | U32 result = 0; |
|
|
399 | U32 multiplicator = 1; |
|
|
400 | |
|
|
401 | while (bcd_number != 0) |
|
|
402 | { |
|
|
403 | result += (bcd_number & 0x0f) * multiplicator; |
|
|
404 | bcd_number >>= 4; |
|
|
405 | multiplicator *= 10; |
|
|
406 | } |
|
|
407 | |
|
|
408 | return result; |
371 | } |
409 | } |
372 | |
410 | |
373 | static SV * |
411 | static SV * |
374 | text2sv (u8 *data, U32 len) |
412 | text2sv (u8 *data, U32 len) |
375 | { |
413 | { |
… | |
… | |
410 | if (end > dec_len8) |
448 | if (end > dec_len8) |
411 | return av; |
449 | return av; |
412 | |
450 | |
413 | switch (type) |
451 | switch (type) |
414 | { |
452 | { |
|
|
453 | case DT_network_name: |
|
|
454 | DEC_T (hv, (end - dec_ofs) >> 3, network_name); |
|
|
455 | break; |
|
|
456 | |
|
|
457 | case DT_service_list: |
|
|
458 | { |
|
|
459 | AV *services = newAV (); |
|
|
460 | HVS (hv, services, newRV_noinc ((SV *)services)); |
|
|
461 | |
|
|
462 | while (dec_ofs < end) |
|
|
463 | { |
|
|
464 | HV *sv = newHV (); |
|
|
465 | av_push (services, newRV_noinc ((SV *)sv)); |
|
|
466 | |
|
|
467 | DEC_I (sv, 16, service_id); |
|
|
468 | DEC_I (sv, 8, service_type); |
|
|
469 | |
|
|
470 | } |
|
|
471 | } |
|
|
472 | |
|
|
473 | break; |
|
|
474 | |
|
|
475 | case DT_satellite_delivery_system: |
|
|
476 | HVS (hv, frequency, newSVuv (bcd_to_int (decode_field (32)))); |
|
|
477 | HVS (hv, orbital_position, newSVnv (bcd_to_int (decode_field (32)) / 10)); |
|
|
478 | DEC_I (hv, 1, west_east_flag); |
|
|
479 | DEC_I (hv, 2, polarization); |
|
|
480 | DEC_I (hv, 5, modulation); |
|
|
481 | HVS (hv, symbol_rate, newSVuv (bcd_to_int (decode_field (28)))); |
|
|
482 | DEC_I (hv, 4, fec_inner); |
|
|
483 | break; |
|
|
484 | |
|
|
485 | case DT_cable_delivery_system: |
|
|
486 | { |
|
|
487 | I16 qam_modulation = -1; |
|
|
488 | |
|
|
489 | HVS (hv, frequency, newSVuv (bcd_to_int (decode_field (32)))); |
|
|
490 | decode_field (12); // reserved |
|
|
491 | DEC_I (hv, 4, fec_outer); |
|
|
492 | |
|
|
493 | DEC_I (hv, 8, modulation); |
|
|
494 | |
|
|
495 | if (dec_field >= 1 && dec_field <= 5) |
|
|
496 | qam_modulation = 1 << dec_field + 3; |
|
|
497 | |
|
|
498 | HVS (hv, modulation_qam, newSViv (qam_modulation)); |
|
|
499 | |
|
|
500 | HVS (hv, symbol_rate, newSVuv (bcd_to_int (decode_field (28)))); |
|
|
501 | DEC_I (hv, 4, fec_inner); |
|
|
502 | |
|
|
503 | break; |
|
|
504 | } |
|
|
505 | |
415 | case DT_service: |
506 | case DT_service: |
416 | DEC_I (hv, 8, service_type); |
507 | DEC_I (hv, 8, service_type); |
417 | len2 = decode_field (8); DEC_T (hv, len2, service_provider_name); |
508 | len2 = decode_field (8); DEC_T (hv, len2, service_provider_name); |
418 | len2 = decode_field (8); DEC_T (hv, len2, service_name); |
509 | len2 = decode_field (8); DEC_T (hv, len2, service_name); |
419 | break; |
510 | break; |
… | |
… | |
507 | |
598 | |
508 | av_push (av2, newRV_noinc ((SV *)ev)); |
599 | av_push (av2, newRV_noinc ((SV *)ev)); |
509 | } |
600 | } |
510 | |
601 | |
511 | break; |
602 | break; |
|
|
603 | |
|
|
604 | case DT_terrestrial_delivery_system: |
|
|
605 | { |
|
|
606 | I8 bandwidth_mhz = -1; |
|
|
607 | |
|
|
608 | HVS (hv, centre_frequency, newSVuv (decode_field (32) * 10)); |
|
|
609 | |
|
|
610 | DEC_I (hv, 3, bandwidth); |
|
|
611 | |
|
|
612 | if (dec_field <= 3) |
|
|
613 | bandwidth_mhz = 8 - dec_field; |
|
|
614 | |
|
|
615 | HVS (hv, bandwidth_mhz, newSViv (bandwidth_mhz)); |
|
|
616 | |
|
|
617 | DEC_I (hv, 1, priority); |
|
|
618 | DEC_I (hv, 1, time_slicing_indicator); |
|
|
619 | DEC_I (hv, 1, mpe_fec_indicator); |
|
|
620 | decode_field (2); // reserved |
|
|
621 | DEC_I (hv, 2, constellation); |
|
|
622 | DEC_I (hv, 3, hierarchy_information); |
|
|
623 | DEC_I (hv, 3, code_rate_hp_stream); |
|
|
624 | DEC_I (hv, 3, code_rate_lp_stream); |
|
|
625 | DEC_I (hv, 2, guard_interval); |
|
|
626 | DEC_I (hv, 2, transmission_mode); |
|
|
627 | DEC_I (hv, 1, other_frequency_use); |
|
|
628 | decode_field (32); |
|
|
629 | } |
|
|
630 | break; |
512 | |
631 | |
513 | case DT_private_data_specifier: |
632 | case DT_private_data_specifier: |
514 | DEC_I (hv, 32, private_data_specifier); |
633 | DEC_I (hv, 32, private_data_specifier); |
515 | break; |
634 | break; |
516 | |
635 | |
… | |
… | |
770 | SV * |
889 | SV * |
771 | si (SV *stream) |
890 | si (SV *stream) |
772 | CODE: |
891 | CODE: |
773 | HV *hv = newHV (); |
892 | HV *hv = newHV (); |
774 | |
893 | |
|
|
894 | int syntax_indicator; |
775 | U8 table_id; |
895 | U8 table_id; |
776 | U16 length; |
896 | U16 length; |
777 | long end; |
897 | long end; |
778 | |
898 | |
779 | decode_set (stream); |
899 | decode_set (stream); |
… | |
… | |
781 | do { |
901 | do { |
782 | DEC_I (hv, 8, table_id); |
902 | DEC_I (hv, 8, table_id); |
783 | table_id = dec_field; |
903 | table_id = dec_field; |
784 | } while (table_id == 0xff); |
904 | } while (table_id == 0xff); |
785 | |
905 | |
786 | DEC_I (hv, 1, section_syntax_indicator); |
906 | syntax_indicator = decode_field (1); |
|
|
907 | HVS (hv, section_syntax_indicator, newSViv (syntax_indicator)); |
|
|
908 | |
787 | decode_field (1); |
909 | decode_field (1); |
788 | decode_field (2); |
910 | decode_field (2); |
789 | |
911 | |
790 | length = decode_field (12); |
912 | length = decode_field (12); |
791 | end = dec_ofs + (length << 3); |
913 | end = dec_ofs + (length << 3); |
792 | |
914 | |
|
|
915 | if (syntax_indicator) |
|
|
916 | { |
793 | switch (table_id) |
917 | switch (table_id) |
794 | { |
918 | { |
|
|
919 | case SCT_NIT: |
|
|
920 | { |
|
|
921 | U16 descriptor_end_offset; |
|
|
922 | |
|
|
923 | DEC_I (hv, 16, network_id); |
|
|
924 | decode_field (2); // reserved |
|
|
925 | DEC_I (hv, 5, version_number); |
|
|
926 | DEC_I (hv, 1, current_next_indicator); |
|
|
927 | DEC_I (hv, 8, section_number); |
|
|
928 | DEC_I (hv, 8, last_section_number); |
|
|
929 | decode_field (4); // reserved |
|
|
930 | |
|
|
931 | AV *desc; |
|
|
932 | descriptor_end_offset = dec_ofs + (decode_field (12) << 3); |
|
|
933 | desc = decode_descriptors (descriptor_end_offset); |
|
|
934 | HVS (hv,network_descriptors, newRV_noinc ((SV *)desc)); |
|
|
935 | |
|
|
936 | decode_field (4); //reserved |
|
|
937 | decode_field (12); // Skip length, we read until the end |
|
|
938 | |
|
|
939 | AV *events = newAV (); |
|
|
940 | HVS (hv, events, newRV_noinc ((SV *)events)); |
|
|
941 | while (end - dec_ofs > 32) |
|
|
942 | { |
|
|
943 | long dll; |
|
|
944 | HV *ev = newHV (); |
|
|
945 | av_push (events, newRV_noinc ((SV *)ev)); |
|
|
946 | |
|
|
947 | DEC_I (ev, 16, transport_stream_id); |
|
|
948 | DEC_I (ev, 16, original_network_id); |
|
|
949 | decode_field (4); |
|
|
950 | |
|
|
951 | dll = dec_ofs + (decode_field (12) << 3); |
|
|
952 | desc = decode_descriptors (dll); |
|
|
953 | HVS (ev, descriptors, newRV_noinc ((SV *)desc)); |
|
|
954 | } |
|
|
955 | |
|
|
956 | decode_field (32); // skip CRC |
|
|
957 | } |
|
|
958 | |
|
|
959 | break; |
|
|
960 | |
795 | case SCT_EIT_PRESENT: |
961 | case SCT_EIT_PRESENT: |
796 | case SCT_EIT_PRESENT_OTHER: |
962 | case SCT_EIT_PRESENT_OTHER: |
797 | case SCT_EIT_SCHEDULE0...SCT_EIT_SCHEDULE15: //GCC |
963 | case SCT_EIT_SCHEDULE0...SCT_EIT_SCHEDULE15: //GCC |
798 | case SCT_EIT_SCHEDULE_OTHER0...SCT_EIT_SCHEDULE_OTHER15: //GCC |
964 | case SCT_EIT_SCHEDULE_OTHER0...SCT_EIT_SCHEDULE_OTHER15: //GCC |
799 | DEC_I (hv, 16, service_id); |
|
|
800 | decode_field (2); |
|
|
801 | DEC_I (hv, 5, version_number); |
|
|
802 | DEC_I (hv, 1, current_next_indicator); |
|
|
803 | DEC_I (hv, 8, section_number); |
|
|
804 | DEC_I (hv, 8, last_section_number); |
|
|
805 | DEC_I (hv, 16, transport_stream_id); |
|
|
806 | DEC_I (hv, 16, original_network_id); |
|
|
807 | DEC_I (hv, 8, segment_last_section_number); |
|
|
808 | DEC_I (hv, 8, last_table_id); |
|
|
809 | |
|
|
810 | AV *events = newAV (); |
|
|
811 | HVS (hv, events, newRV_noinc ((SV *)events)); |
|
|
812 | |
|
|
813 | while (end - dec_ofs > 32) |
|
|
814 | { |
|
|
815 | long dll; |
|
|
816 | AV *desc; |
|
|
817 | HV *ev = newHV (); |
|
|
818 | av_push (events, newRV_noinc ((SV *)ev)); |
|
|
819 | |
|
|
820 | DEC_I (ev, 16, event_id); |
|
|
821 | DEC_I (ev, 16, start_time_mjd); |
|
|
822 | DEC_I (ev, 24, start_time_hms); |
|
|
823 | DEC_I (ev, 24, duration); |
|
|
824 | DEC_I (ev, 3, running_status); |
|
|
825 | DEC_I (ev, 1, free_CA_mode); |
|
|
826 | |
|
|
827 | dll = dec_ofs + (decode_field (12) << 3); |
|
|
828 | |
|
|
829 | desc = decode_descriptors (dll); |
|
|
830 | HVS (ev, descriptors, newRV_noinc ((SV *)desc)); |
|
|
831 | } |
|
|
832 | |
|
|
833 | decode_field (32); // skip CRC |
|
|
834 | |
|
|
835 | break; |
|
|
836 | |
|
|
837 | case SCT_SDT: |
|
|
838 | case SCT_SDT_OTHER: |
|
|
839 | DEC_I (hv, 16, transport_stream_id); |
|
|
840 | decode_field (2); |
|
|
841 | DEC_I (hv, 5, version_number); |
|
|
842 | DEC_I (hv, 1, current_next_indicator); |
|
|
843 | DEC_I (hv, 8, section_number); |
|
|
844 | DEC_I (hv, 8, last_section_number); |
|
|
845 | DEC_I (hv, 16, original_network_id); |
|
|
846 | decode_field (8); |
|
|
847 | |
|
|
848 | AV *services = newAV (); |
|
|
849 | HVS (hv, services, newRV_noinc ((SV *)services)); |
|
|
850 | |
|
|
851 | while (end - dec_ofs > 32) |
|
|
852 | { |
|
|
853 | HV *ev = newHV (); |
|
|
854 | U32 dll; |
|
|
855 | AV *desc; |
|
|
856 | av_push (services, newRV_noinc ((SV *)ev)); |
|
|
857 | |
|
|
858 | DEC_I (ev, 16, service_id); |
965 | DEC_I (hv, 16, service_id); |
859 | decode_field (6); |
966 | decode_field (2); |
860 | DEC_I (ev, 1, EIT_schedule_flags); |
967 | DEC_I (hv, 5, version_number); |
861 | DEC_I (ev, 1, EIT_present_following_flag); |
968 | DEC_I (hv, 1, current_next_indicator); |
|
|
969 | DEC_I (hv, 8, section_number); |
|
|
970 | DEC_I (hv, 8, last_section_number); |
|
|
971 | DEC_I (hv, 16, transport_stream_id); |
|
|
972 | DEC_I (hv, 16, original_network_id); |
|
|
973 | DEC_I (hv, 8, segment_last_section_number); |
|
|
974 | DEC_I (hv, 8, last_table_id); |
|
|
975 | |
|
|
976 | AV *events = newAV (); |
|
|
977 | HVS (hv, events, newRV_noinc ((SV *)events)); |
|
|
978 | |
|
|
979 | while (end - dec_ofs > 32) |
|
|
980 | { |
|
|
981 | long dll; |
|
|
982 | AV *desc; |
|
|
983 | HV *ev = newHV (); |
|
|
984 | av_push (events, newRV_noinc ((SV *)ev)); |
|
|
985 | |
|
|
986 | DEC_I (ev, 16, event_id); |
|
|
987 | DEC_I (ev, 16, start_time_mjd); |
|
|
988 | DEC_I (ev, 24, start_time_hms); |
|
|
989 | DEC_I (ev, 24, duration); |
862 | DEC_I (ev, 3, running_status); |
990 | DEC_I (ev, 3, running_status); |
863 | DEC_I (ev, 1, free_CA_mode); |
991 | DEC_I (ev, 1, free_CA_mode); |
864 | |
992 | |
865 | dll = dec_ofs + (decode_field (12) << 3); |
993 | dll = dec_ofs + (decode_field (12) << 3); |
866 | |
994 | |
867 | desc = decode_descriptors (dll); |
995 | desc = decode_descriptors (dll); |
868 | HVS (ev, descriptors, newRV_noinc ((SV *)desc)); |
996 | HVS (ev, descriptors, newRV_noinc ((SV *)desc)); |
869 | } |
997 | } |
870 | |
998 | |
871 | decode_field (32); // skip CRC |
999 | decode_field (32); // skip CRC |
|
|
1000 | |
872 | break; |
1001 | break; |
873 | |
1002 | |
|
|
1003 | case SCT_SDT: |
|
|
1004 | case SCT_SDT_OTHER: |
|
|
1005 | DEC_I (hv, 16, transport_stream_id); |
|
|
1006 | decode_field (2); |
|
|
1007 | DEC_I (hv, 5, version_number); |
|
|
1008 | DEC_I (hv, 1, current_next_indicator); |
|
|
1009 | DEC_I (hv, 8, section_number); |
|
|
1010 | DEC_I (hv, 8, last_section_number); |
|
|
1011 | DEC_I (hv, 16, original_network_id); |
|
|
1012 | decode_field (8); |
|
|
1013 | |
|
|
1014 | AV *services = newAV (); |
|
|
1015 | HVS (hv, services, newRV_noinc ((SV *)services)); |
|
|
1016 | |
|
|
1017 | while (end - dec_ofs > 32) |
|
|
1018 | { |
|
|
1019 | HV *ev = newHV (); |
|
|
1020 | U32 dll; |
|
|
1021 | AV *desc; |
|
|
1022 | av_push (services, newRV_noinc ((SV *)ev)); |
|
|
1023 | |
|
|
1024 | DEC_I (ev, 16, service_id); |
|
|
1025 | decode_field (6); |
|
|
1026 | DEC_I (ev, 1, EIT_schedule_flags); |
|
|
1027 | DEC_I (ev, 1, EIT_present_following_flag); |
|
|
1028 | DEC_I (ev, 3, running_status); |
|
|
1029 | DEC_I (ev, 1, free_CA_mode); |
|
|
1030 | |
|
|
1031 | dll = dec_ofs + (decode_field (12) << 3); |
|
|
1032 | |
|
|
1033 | desc = decode_descriptors (dll); |
|
|
1034 | HVS (ev, descriptors, newRV_noinc ((SV *)desc)); |
|
|
1035 | } |
|
|
1036 | |
|
|
1037 | decode_field (32); // skip CRC |
|
|
1038 | break; |
|
|
1039 | |
874 | default: |
1040 | default: |
875 | DEC_S (hv, length, raw_data); |
1041 | DEC_S (hv, length, raw_data); |
876 | break; |
1042 | break; |
|
|
1043 | } |
|
|
1044 | |
|
|
1045 | if (decode_overflow) |
|
|
1046 | { |
|
|
1047 | SvREFCNT_dec (hv); |
|
|
1048 | safe_sv_chop (stream, (end + 7) >> 3); |
|
|
1049 | XSRETURN_UNDEF; |
|
|
1050 | } |
|
|
1051 | |
|
|
1052 | safe_sv_chop (stream, (dec_ofs + 7) >> 3); |
877 | } |
1053 | } |
878 | |
1054 | else |
879 | if (decode_overflow) |
|
|
880 | { |
1055 | { |
881 | SvREFCNT_dec (hv); |
1056 | SvREFCNT_dec (hv); |
|
|
1057 | safe_sv_chop (stream, (end + 7) >> 3); |
882 | XSRETURN_UNDEF; |
1058 | XSRETURN_UNDEF; |
883 | } |
1059 | } |
884 | |
1060 | |
885 | sv_chop (stream, SvPVX (stream) + ((dec_ofs + 7) >> 3)); |
|
|
886 | |
|
|
887 | RETVAL = (SV *)newRV_noinc ((SV *)hv); |
1061 | RETVAL = (SV *)newRV_noinc ((SV *)hv); |
888 | OUTPUT: |
1062 | OUTPUT: |
889 | RETVAL |
1063 | RETVAL |
890 | |
1064 | |