diff options
Diffstat (limited to 'src/cadet/gnunet-service-cadet_channel.c')
-rw-r--r-- | src/cadet/gnunet-service-cadet_channel.c | 574 |
1 files changed, 211 insertions, 363 deletions
diff --git a/src/cadet/gnunet-service-cadet_channel.c b/src/cadet/gnunet-service-cadet_channel.c index a1f6e37c2..664b8a7c1 100644 --- a/src/cadet/gnunet-service-cadet_channel.c +++ b/src/cadet/gnunet-service-cadet_channel.c | |||
@@ -41,23 +41,26 @@ | |||
41 | #include "gnunet-service-cadet_tunnels.h" | 41 | #include "gnunet-service-cadet_tunnels.h" |
42 | #include "gnunet-service-cadet_paths.h" | 42 | #include "gnunet-service-cadet_paths.h" |
43 | 43 | ||
44 | #define LOG(level,...) GNUNET_log_from (level,"cadet-chn",__VA_ARGS__) | 44 | #define LOG(level, ...) GNUNET_log_from (level, "cadet-chn", __VA_ARGS__) |
45 | 45 | ||
46 | /** | 46 | /** |
47 | * How long do we initially wait before retransmitting? | 47 | * How long do we initially wait before retransmitting? |
48 | */ | 48 | */ |
49 | #define CADET_INITIAL_RETRANSMIT_TIME GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_MILLISECONDS, 250) | 49 | #define CADET_INITIAL_RETRANSMIT_TIME \ |
50 | GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MILLISECONDS, 250) | ||
50 | 51 | ||
51 | /** | 52 | /** |
52 | * How long do we wait before dropping state about incoming | 53 | * How long do we wait before dropping state about incoming |
53 | * connection to closed port? | 54 | * connection to closed port? |
54 | */ | 55 | */ |
55 | #define TIMEOUT_CLOSED_PORT GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 30) | 56 | #define TIMEOUT_CLOSED_PORT \ |
57 | GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30) | ||
56 | 58 | ||
57 | /** | 59 | /** |
58 | * How long do we wait at least before retransmitting ever? | 60 | * How long do we wait at least before retransmitting ever? |
59 | */ | 61 | */ |
60 | #define MIN_RTT_DELAY GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_MILLISECONDS, 75) | 62 | #define MIN_RTT_DELAY \ |
63 | GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MILLISECONDS, 75) | ||
61 | 64 | ||
62 | /** | 65 | /** |
63 | * Maximum message ID into the future we accept for out-of-order messages. | 66 | * Maximum message ID into the future we accept for out-of-order messages. |
@@ -164,7 +167,6 @@ struct CadetReliableMessage | |||
164 | * yet transmitted ever, otherwise the number of (re) transmissions. | 167 | * yet transmitted ever, otherwise the number of (re) transmissions. |
165 | */ | 168 | */ |
166 | int num_transmissions; | 169 | int num_transmissions; |
167 | |||
168 | }; | 170 | }; |
169 | 171 | ||
170 | 172 | ||
@@ -193,7 +195,6 @@ struct CadetOutOfOrderMessage | |||
193 | * The envelope with the payload of the out-of-order message | 195 | * The envelope with the payload of the out-of-order message |
194 | */ | 196 | */ |
195 | struct GNUNET_MQ_Envelope *env; | 197 | struct GNUNET_MQ_Envelope *env; |
196 | |||
197 | }; | 198 | }; |
198 | 199 | ||
199 | 200 | ||
@@ -238,7 +239,6 @@ struct CadetChannelClient | |||
238 | * Can we send data to the client? | 239 | * Can we send data to the client? |
239 | */ | 240 | */ |
240 | int client_ready; | 241 | int client_ready; |
241 | |||
242 | }; | 242 | }; |
243 | 243 | ||
244 | 244 | ||
@@ -380,7 +380,6 @@ struct CadetChannel | |||
380 | * empty. | 380 | * empty. |
381 | */ | 381 | */ |
382 | int destroy; | 382 | int destroy; |
383 | |||
384 | }; | 383 | }; |
385 | 384 | ||
386 | 385 | ||
@@ -400,12 +399,16 @@ GCCH_2s (const struct CadetChannel *ch) | |||
400 | sizeof (buf), | 399 | sizeof (buf), |
401 | "Channel %s:%s ctn:%X(%X/%X)", | 400 | "Channel %s:%s ctn:%X(%X/%X)", |
402 | (GNUNET_YES == ch->is_loopback) | 401 | (GNUNET_YES == ch->is_loopback) |
403 | ? "loopback" | 402 | ? "loopback" |
404 | : GNUNET_i2s (GCP_get_id (GCT_get_destination (ch->t))), | 403 | : GNUNET_i2s (GCP_get_id (GCT_get_destination (ch->t))), |
405 | GNUNET_h2s (&ch->port), | 404 | GNUNET_h2s (&ch->port), |
406 | ch->ctn, | 405 | ch->ctn, |
407 | (NULL == ch->owner) ? 0 : ntohl (ch->owner->ccn.channel_of_client), | 406 | (NULL == ch->owner) |
408 | (NULL == ch->dest) ? 0 : ntohl (ch->dest->ccn.channel_of_client)); | 407 | ? 0 |
408 | : ntohl (ch->owner->ccn.channel_of_client), | ||
409 | (NULL == ch->dest) | ||
410 | ? 0 | ||
411 | : ntohl (ch->dest->ccn.channel_of_client)); | ||
409 | return buf; | 412 | return buf; |
410 | } | 413 | } |
411 | 414 | ||
@@ -421,20 +424,15 @@ GCCH_2s (const struct CadetChannel *ch) | |||
421 | */ | 424 | */ |
422 | void | 425 | void |
423 | GCCH_hash_port (struct GNUNET_HashCode *h_port, | 426 | GCCH_hash_port (struct GNUNET_HashCode *h_port, |
424 | const struct GNUNET_HashCode *port, | 427 | const struct GNUNET_HashCode *port, |
425 | const struct GNUNET_PeerIdentity *listener) | 428 | const struct GNUNET_PeerIdentity *listener) |
426 | { | 429 | { |
427 | struct GNUNET_HashContext *hc; | 430 | struct GNUNET_HashContext *hc; |
428 | 431 | ||
429 | hc = GNUNET_CRYPTO_hash_context_start (); | 432 | hc = GNUNET_CRYPTO_hash_context_start (); |
430 | GNUNET_CRYPTO_hash_context_read (hc, | 433 | GNUNET_CRYPTO_hash_context_read (hc, port, sizeof (*port)); |
431 | port, | 434 | GNUNET_CRYPTO_hash_context_read (hc, listener, sizeof (*listener)); |
432 | sizeof (*port)); | 435 | GNUNET_CRYPTO_hash_context_finish (hc, h_port); |
433 | GNUNET_CRYPTO_hash_context_read (hc, | ||
434 | listener, | ||
435 | sizeof (*listener)); | ||
436 | GNUNET_CRYPTO_hash_context_finish (hc, | ||
437 | h_port); | ||
438 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 436 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
439 | "Calculated port hash %s\n", | 437 | "Calculated port hash %s\n", |
440 | GNUNET_h2s (h_port)); | 438 | GNUNET_h2s (h_port)); |
@@ -467,9 +465,7 @@ free_channel_client (struct CadetChannelClient *ccc) | |||
467 | 465 | ||
468 | while (NULL != (com = ccc->head_recv)) | 466 | while (NULL != (com = ccc->head_recv)) |
469 | { | 467 | { |
470 | GNUNET_CONTAINER_DLL_remove (ccc->head_recv, | 468 | GNUNET_CONTAINER_DLL_remove (ccc->head_recv, ccc->tail_recv, com); |
471 | ccc->tail_recv, | ||
472 | com); | ||
473 | ccc->num_recv--; | 469 | ccc->num_recv--; |
474 | GNUNET_MQ_discard (com->env); | 470 | GNUNET_MQ_discard (com->env); |
475 | GNUNET_free (com); | 471 | GNUNET_free (com); |
@@ -496,16 +492,13 @@ channel_destroy (struct CadetChannel *ch) | |||
496 | GCT_send_cancel (crm->qe); | 492 | GCT_send_cancel (crm->qe); |
497 | crm->qe = NULL; | 493 | crm->qe = NULL; |
498 | } | 494 | } |
499 | GNUNET_CONTAINER_DLL_remove (ch->head_sent, | 495 | GNUNET_CONTAINER_DLL_remove (ch->head_sent, ch->tail_sent, crm); |
500 | ch->tail_sent, | ||
501 | crm); | ||
502 | GNUNET_free (crm->data_message); | 496 | GNUNET_free (crm->data_message); |
503 | GNUNET_free (crm); | 497 | GNUNET_free (crm); |
504 | } | 498 | } |
505 | if (CADET_CHANNEL_LOOSE == ch->state) | 499 | if (CADET_CHANNEL_LOOSE == ch->state) |
506 | { | 500 | { |
507 | GSC_drop_loose_channel (&ch->h_port, | 501 | GSC_drop_loose_channel (&ch->h_port, ch); |
508 | ch); | ||
509 | } | 502 | } |
510 | if (NULL != ch->owner) | 503 | if (NULL != ch->owner) |
511 | { | 504 | { |
@@ -534,9 +527,7 @@ channel_destroy (struct CadetChannel *ch) | |||
534 | } | 527 | } |
535 | if (GNUNET_NO == ch->is_loopback) | 528 | if (GNUNET_NO == ch->is_loopback) |
536 | { | 529 | { |
537 | GCT_remove_channel (ch->t, | 530 | GCT_remove_channel (ch->t, ch, ch->ctn); |
538 | ch, | ||
539 | ch->ctn); | ||
540 | ch->t = NULL; | 531 | ch->t = NULL; |
541 | } | 532 | } |
542 | GNUNET_free (ch); | 533 | GNUNET_free (ch); |
@@ -572,12 +563,9 @@ channel_open_sent_cb (void *cls, | |||
572 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 563 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
573 | "Sent CADET_CHANNEL_OPEN on %s, retrying in %s\n", | 564 | "Sent CADET_CHANNEL_OPEN on %s, retrying in %s\n", |
574 | GCCH_2s (ch), | 565 | GCCH_2s (ch), |
575 | GNUNET_STRINGS_relative_time_to_string (ch->retry_time, | 566 | GNUNET_STRINGS_relative_time_to_string (ch->retry_time, GNUNET_YES)); |
576 | GNUNET_YES)); | 567 | ch->retry_control_task = |
577 | ch->retry_control_task | 568 | GNUNET_SCHEDULER_add_delayed (ch->retry_time, &send_channel_open, ch); |
578 | = GNUNET_SCHEDULER_add_delayed (ch->retry_time, | ||
579 | &send_channel_open, | ||
580 | ch); | ||
581 | } | 569 | } |
582 | 570 | ||
583 | 571 | ||
@@ -591,31 +579,22 @@ send_channel_open (void *cls) | |||
591 | { | 579 | { |
592 | struct CadetChannel *ch = cls; | 580 | struct CadetChannel *ch = cls; |
593 | struct GNUNET_CADET_ChannelOpenMessage msgcc; | 581 | struct GNUNET_CADET_ChannelOpenMessage msgcc; |
594 | uint32_t options; | ||
595 | 582 | ||
596 | ch->retry_control_task = NULL; | 583 | ch->retry_control_task = NULL; |
597 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 584 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
598 | "Sending CHANNEL_OPEN message for %s\n", | 585 | "Sending CHANNEL_OPEN message for %s\n", |
599 | GCCH_2s (ch)); | 586 | GCCH_2s (ch)); |
600 | options = 0; | ||
601 | if (ch->nobuffer) | ||
602 | options |= GNUNET_CADET_OPTION_NOBUFFER; | ||
603 | if (ch->reliable) | ||
604 | options |= GNUNET_CADET_OPTION_RELIABLE; | ||
605 | if (ch->out_of_order) | ||
606 | options |= GNUNET_CADET_OPTION_OUT_OF_ORDER; | ||
607 | msgcc.header.size = htons (sizeof (msgcc)); | 587 | msgcc.header.size = htons (sizeof (msgcc)); |
608 | msgcc.header.type = htons (GNUNET_MESSAGE_TYPE_CADET_CHANNEL_OPEN); | 588 | msgcc.header.type = htons (GNUNET_MESSAGE_TYPE_CADET_CHANNEL_OPEN); |
609 | msgcc.opt = htonl (options); | 589 | //TODO This will be removed in a major release, because this will be a protocol breaking change. We set the deprecated "reliable" bit here that was removed. |
590 | msgcc.opt = 2; | ||
610 | msgcc.h_port = ch->h_port; | 591 | msgcc.h_port = ch->h_port; |
611 | msgcc.ctn = ch->ctn; | 592 | msgcc.ctn = ch->ctn; |
612 | ch->state = CADET_CHANNEL_OPEN_SENT; | 593 | ch->state = CADET_CHANNEL_OPEN_SENT; |
613 | if (NULL != ch->last_control_qe) | 594 | if (NULL != ch->last_control_qe) |
614 | GCT_send_cancel (ch->last_control_qe); | 595 | GCT_send_cancel (ch->last_control_qe); |
615 | ch->last_control_qe = GCT_send (ch->t, | 596 | ch->last_control_qe = |
616 | &msgcc.header, | 597 | GCT_send (ch->t, &msgcc.header, &channel_open_sent_cb, ch); |
617 | &channel_open_sent_cb, | ||
618 | ch); | ||
619 | GNUNET_assert (NULL == ch->retry_control_task); | 598 | GNUNET_assert (NULL == ch->retry_control_task); |
620 | } | 599 | } |
621 | 600 | ||
@@ -637,9 +616,7 @@ GCCH_tunnel_up (struct CadetChannel *ch) | |||
637 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 616 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
638 | "Tunnel up, sending CHANNEL_OPEN on %s now\n", | 617 | "Tunnel up, sending CHANNEL_OPEN on %s now\n", |
639 | GCCH_2s (ch)); | 618 | GCCH_2s (ch)); |
640 | ch->retry_control_task | 619 | ch->retry_control_task = GNUNET_SCHEDULER_add_now (&send_channel_open, ch); |
641 | = GNUNET_SCHEDULER_add_now (&send_channel_open, | ||
642 | ch); | ||
643 | } | 620 | } |
644 | 621 | ||
645 | 622 | ||
@@ -670,54 +647,45 @@ GCCH_channel_local_new (struct CadetClient *owner, | |||
670 | 647 | ||
671 | ch = GNUNET_new (struct CadetChannel); | 648 | ch = GNUNET_new (struct CadetChannel); |
672 | ch->mid_recv.mid = htonl (1); /* The OPEN_ACK counts as message 0! */ | 649 | ch->mid_recv.mid = htonl (1); /* The OPEN_ACK counts as message 0! */ |
673 | ch->nobuffer = (0 != (options & GNUNET_CADET_OPTION_NOBUFFER)); | 650 | ch->nobuffer = GNUNET_NO; |
674 | ch->reliable = (0 != (options & GNUNET_CADET_OPTION_RELIABLE)); | 651 | ch->reliable = GNUNET_YES; |
675 | ch->out_of_order = (0 != (options & GNUNET_CADET_OPTION_OUT_OF_ORDER)); | 652 | ch->out_of_order = GNUNET_NO; |
676 | ch->max_pending_messages = (ch->nobuffer) ? 1 : 4; /* FIXME: 4!? Do not hardcode! */ | 653 | ch->max_pending_messages = |
654 | (ch->nobuffer) ? 1 : 4; /* FIXME: 4!? Do not hardcode! */ | ||
677 | ch->owner = ccco; | 655 | ch->owner = ccco; |
678 | ch->port = *port; | 656 | ch->port = *port; |
679 | GCCH_hash_port (&ch->h_port, | 657 | GCCH_hash_port (&ch->h_port, port, GCP_get_id (destination)); |
680 | port, | 658 | if (0 == GNUNET_memcmp (&my_full_id, GCP_get_id (destination))) |
681 | GCP_get_id (destination)); | ||
682 | if (0 == GNUNET_memcmp (&my_full_id, | ||
683 | GCP_get_id (destination))) | ||
684 | { | 659 | { |
685 | struct OpenPort *op; | 660 | struct OpenPort *op; |
686 | 661 | ||
687 | ch->is_loopback = GNUNET_YES; | 662 | ch->is_loopback = GNUNET_YES; |
688 | op = GNUNET_CONTAINER_multihashmap_get (open_ports, | 663 | op = GNUNET_CONTAINER_multihashmap_get (open_ports, &ch->h_port); |
689 | &ch->h_port); | ||
690 | if (NULL == op) | 664 | if (NULL == op) |
691 | { | 665 | { |
692 | /* port closed, wait for it to possibly open */ | 666 | /* port closed, wait for it to possibly open */ |
693 | ch->state = CADET_CHANNEL_LOOSE; | 667 | ch->state = CADET_CHANNEL_LOOSE; |
694 | (void) GNUNET_CONTAINER_multihashmap_put (loose_channels, | 668 | (void) GNUNET_CONTAINER_multihashmap_put ( |
695 | &ch->h_port, | 669 | loose_channels, |
696 | ch, | 670 | &ch->h_port, |
697 | GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE); | 671 | ch, |
672 | GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE); | ||
698 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 673 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
699 | "Created loose incoming loopback channel to port %s\n", | 674 | "Created loose incoming loopback channel to port %s\n", |
700 | GNUNET_h2s (&ch->port)); | 675 | GNUNET_h2s (&ch->port)); |
701 | } | 676 | } |
702 | else | 677 | else |
703 | { | 678 | { |
704 | GCCH_bind (ch, | 679 | GCCH_bind (ch, op->c, &op->port); |
705 | op->c, | ||
706 | &op->port); | ||
707 | } | 680 | } |
708 | } | 681 | } |
709 | else | 682 | else |
710 | { | 683 | { |
711 | ch->t = GCP_get_tunnel (destination, | 684 | ch->t = GCP_get_tunnel (destination, GNUNET_YES); |
712 | GNUNET_YES); | ||
713 | ch->retry_time = CADET_INITIAL_RETRANSMIT_TIME; | 685 | ch->retry_time = CADET_INITIAL_RETRANSMIT_TIME; |
714 | ch->ctn = GCT_add_channel (ch->t, | 686 | ch->ctn = GCT_add_channel (ch->t, ch); |
715 | ch); | ||
716 | } | 687 | } |
717 | GNUNET_STATISTICS_update (stats, | 688 | GNUNET_STATISTICS_update (stats, "# channels", 1, GNUNET_NO); |
718 | "# channels", | ||
719 | 1, | ||
720 | GNUNET_NO); | ||
721 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 689 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
722 | "Created channel to port %s at peer %s for %s using %s\n", | 690 | "Created channel to port %s at peer %s for %s using %s\n", |
723 | GNUNET_h2s (port), | 691 | GNUNET_h2s (port), |
@@ -771,30 +739,27 @@ GCCH_channel_incoming_new (struct CadetTunnel *t, | |||
771 | ch->t = t; | 739 | ch->t = t; |
772 | ch->ctn = ctn; | 740 | ch->ctn = ctn; |
773 | ch->retry_time = CADET_INITIAL_RETRANSMIT_TIME; | 741 | ch->retry_time = CADET_INITIAL_RETRANSMIT_TIME; |
774 | ch->nobuffer = (0 != (options & GNUNET_CADET_OPTION_NOBUFFER)); | 742 | ch->nobuffer = GNUNET_NO; |
775 | ch->reliable = (0 != (options & GNUNET_CADET_OPTION_RELIABLE)); | 743 | ch->reliable = GNUNET_YES; |
776 | ch->out_of_order = (0 != (options & GNUNET_CADET_OPTION_OUT_OF_ORDER)); | 744 | ch->out_of_order = GNUNET_NO; |
777 | ch->max_pending_messages = (ch->nobuffer) ? 1 : 4; /* FIXME: 4!? Do not hardcode! */ | 745 | ch->max_pending_messages = |
778 | GNUNET_STATISTICS_update (stats, | 746 | (ch->nobuffer) ? 1 : 4; /* FIXME: 4!? Do not hardcode! */ |
779 | "# channels", | 747 | GNUNET_STATISTICS_update (stats, "# channels", 1, GNUNET_NO); |
780 | 1, | 748 | |
781 | GNUNET_NO); | 749 | op = GNUNET_CONTAINER_multihashmap_get (open_ports, h_port); |
782 | |||
783 | op = GNUNET_CONTAINER_multihashmap_get (open_ports, | ||
784 | h_port); | ||
785 | if (NULL == op) | 750 | if (NULL == op) |
786 | { | 751 | { |
787 | /* port closed, wait for it to possibly open */ | 752 | /* port closed, wait for it to possibly open */ |
788 | ch->state = CADET_CHANNEL_LOOSE; | 753 | ch->state = CADET_CHANNEL_LOOSE; |
789 | (void) GNUNET_CONTAINER_multihashmap_put (loose_channels, | 754 | (void) GNUNET_CONTAINER_multihashmap_put ( |
790 | &ch->h_port, | 755 | loose_channels, |
791 | ch, | 756 | &ch->h_port, |
792 | GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE); | 757 | ch, |
758 | GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE); | ||
793 | GNUNET_assert (NULL == ch->retry_control_task); | 759 | GNUNET_assert (NULL == ch->retry_control_task); |
794 | ch->retry_control_task | 760 | ch->retry_control_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT_CLOSED_PORT, |
795 | = GNUNET_SCHEDULER_add_delayed (TIMEOUT_CLOSED_PORT, | 761 | &timeout_closed_cb, |
796 | &timeout_closed_cb, | 762 | ch); |
797 | ch); | ||
798 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 763 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
799 | "Created loose incoming channel to port %s from peer %s\n", | 764 | "Created loose incoming channel to port %s from peer %s\n", |
800 | GNUNET_h2s (&ch->port), | 765 | GNUNET_h2s (&ch->port), |
@@ -802,14 +767,9 @@ GCCH_channel_incoming_new (struct CadetTunnel *t, | |||
802 | } | 767 | } |
803 | else | 768 | else |
804 | { | 769 | { |
805 | GCCH_bind (ch, | 770 | GCCH_bind (ch, op->c, &op->port); |
806 | op->c, | ||
807 | &op->port); | ||
808 | } | 771 | } |
809 | GNUNET_STATISTICS_update (stats, | 772 | GNUNET_STATISTICS_update (stats, "# channels", 1, GNUNET_NO); |
810 | "# channels", | ||
811 | 1, | ||
812 | GNUNET_NO); | ||
813 | return ch; | 773 | return ch; |
814 | } | 774 | } |
815 | 775 | ||
@@ -858,10 +818,7 @@ send_channel_data_ack (struct CadetChannel *ch) | |||
858 | GCCH_2s (ch)); | 818 | GCCH_2s (ch)); |
859 | if (NULL != ch->last_control_qe) | 819 | if (NULL != ch->last_control_qe) |
860 | GCT_send_cancel (ch->last_control_qe); | 820 | GCT_send_cancel (ch->last_control_qe); |
861 | ch->last_control_qe = GCT_send (ch->t, | 821 | ch->last_control_qe = GCT_send (ch->t, &msg.header, &send_ack_cb, ch); |
862 | &msg.header, | ||
863 | &send_ack_cb, | ||
864 | ch); | ||
865 | } | 822 | } |
866 | 823 | ||
867 | 824 | ||
@@ -888,10 +845,7 @@ send_open_ack (void *cls) | |||
888 | msg.port = ch->port; | 845 | msg.port = ch->port; |
889 | if (NULL != ch->last_control_qe) | 846 | if (NULL != ch->last_control_qe) |
890 | GCT_send_cancel (ch->last_control_qe); | 847 | GCT_send_cancel (ch->last_control_qe); |
891 | ch->last_control_qe = GCT_send (ch->t, | 848 | ch->last_control_qe = GCT_send (ch->t, &msg.header, &send_ack_cb, ch); |
892 | &msg.header, | ||
893 | &send_ack_cb, | ||
894 | ch); | ||
895 | } | 849 | } |
896 | 850 | ||
897 | 851 | ||
@@ -904,8 +858,9 @@ send_open_ack (void *cls) | |||
904 | * @param cti identifier of the connection that delivered the message | 858 | * @param cti identifier of the connection that delivered the message |
905 | */ | 859 | */ |
906 | void | 860 | void |
907 | GCCH_handle_duplicate_open (struct CadetChannel *ch, | 861 | GCCH_handle_duplicate_open ( |
908 | const struct GNUNET_CADET_ConnectionTunnelIdentifier *cti) | 862 | struct CadetChannel *ch, |
863 | const struct GNUNET_CADET_ConnectionTunnelIdentifier *cti) | ||
909 | { | 864 | { |
910 | if (NULL == ch->dest) | 865 | if (NULL == ch->dest) |
911 | { | 866 | { |
@@ -924,9 +879,7 @@ GCCH_handle_duplicate_open (struct CadetChannel *ch, | |||
924 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 879 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
925 | "Retransmitting CHANNEL_OPEN_ACK on %s\n", | 880 | "Retransmitting CHANNEL_OPEN_ACK on %s\n", |
926 | GCCH_2s (ch)); | 881 | GCCH_2s (ch)); |
927 | ch->retry_control_task | 882 | ch->retry_control_task = GNUNET_SCHEDULER_add_now (&send_open_ack, ch); |
928 | = GNUNET_SCHEDULER_add_now (&send_open_ack, | ||
929 | ch); | ||
930 | } | 883 | } |
931 | 884 | ||
932 | 885 | ||
@@ -938,8 +891,7 @@ GCCH_handle_duplicate_open (struct CadetChannel *ch, | |||
938 | * #GNUNET_NO to send to dest | 891 | * #GNUNET_NO to send to dest |
939 | */ | 892 | */ |
940 | static void | 893 | static void |
941 | send_ack_to_client (struct CadetChannel *ch, | 894 | send_ack_to_client (struct CadetChannel *ch, int to_owner) |
942 | int to_owner) | ||
943 | { | 895 | { |
944 | struct GNUNET_MQ_Envelope *env; | 896 | struct GNUNET_MQ_Envelope *env; |
945 | struct GNUNET_CADET_LocalAck *ack; | 897 | struct GNUNET_CADET_LocalAck *ack; |
@@ -953,8 +905,7 @@ send_ack_to_client (struct CadetChannel *ch, | |||
953 | GNUNET_assert (GNUNET_YES == ch->destroy); | 905 | GNUNET_assert (GNUNET_YES == ch->destroy); |
954 | return; | 906 | return; |
955 | } | 907 | } |
956 | env = GNUNET_MQ_msg (ack, | 908 | env = GNUNET_MQ_msg (ack, GNUNET_MESSAGE_TYPE_CADET_LOCAL_ACK); |
957 | GNUNET_MESSAGE_TYPE_CADET_LOCAL_ACK); | ||
958 | ack->ccn = ccc->ccn; | 909 | ack->ccn = ccc->ccn; |
959 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 910 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
960 | "Sending CADET_LOCAL_ACK to %s (%s) at ccn %X (%u/%u pending)\n", | 911 | "Sending CADET_LOCAL_ACK to %s (%s) at ccn %X (%u/%u pending)\n", |
@@ -963,8 +914,7 @@ send_ack_to_client (struct CadetChannel *ch, | |||
963 | ntohl (ack->ccn.channel_of_client), | 914 | ntohl (ack->ccn.channel_of_client), |
964 | ch->pending_messages, | 915 | ch->pending_messages, |
965 | ch->max_pending_messages); | 916 | ch->max_pending_messages); |
966 | GSC_send_to_client (ccc->c, | 917 | GSC_send_to_client (ccc->c, env); |
967 | env); | ||
968 | } | 918 | } |
969 | 919 | ||
970 | 920 | ||
@@ -980,7 +930,7 @@ send_ack_to_client (struct CadetChannel *ch, | |||
980 | void | 930 | void |
981 | GCCH_bind (struct CadetChannel *ch, | 931 | GCCH_bind (struct CadetChannel *ch, |
982 | struct CadetClient *c, | 932 | struct CadetClient *c, |
983 | const struct GNUNET_HashCode *port) | 933 | const struct GNUNET_HashCode *port) |
984 | { | 934 | { |
985 | uint32_t options; | 935 | uint32_t options; |
986 | struct CadetChannelClient *cccd; | 936 | struct CadetChannelClient *cccd; |
@@ -998,12 +948,6 @@ GCCH_bind (struct CadetChannel *ch, | |||
998 | ch->retry_control_task = NULL; | 948 | ch->retry_control_task = NULL; |
999 | } | 949 | } |
1000 | options = 0; | 950 | options = 0; |
1001 | if (ch->nobuffer) | ||
1002 | options |= GNUNET_CADET_OPTION_NOBUFFER; | ||
1003 | if (ch->reliable) | ||
1004 | options |= GNUNET_CADET_OPTION_RELIABLE; | ||
1005 | if (ch->out_of_order) | ||
1006 | options |= GNUNET_CADET_OPTION_OUT_OF_ORDER; | ||
1007 | cccd = GNUNET_new (struct CadetChannelClient); | 951 | cccd = GNUNET_new (struct CadetChannelClient); |
1008 | GNUNET_assert (NULL == ch->dest); | 952 | GNUNET_assert (NULL == ch->dest); |
1009 | ch->dest = cccd; | 953 | ch->dest = cccd; |
@@ -1013,9 +957,8 @@ GCCH_bind (struct CadetChannel *ch, | |||
1013 | cccd->ccn = GSC_bind (c, | 957 | cccd->ccn = GSC_bind (c, |
1014 | ch, | 958 | ch, |
1015 | (GNUNET_YES == ch->is_loopback) | 959 | (GNUNET_YES == ch->is_loopback) |
1016 | ? GCP_get (&my_full_id, | 960 | ? GCP_get (&my_full_id, GNUNET_YES) |
1017 | GNUNET_YES) | 961 | : GCT_get_destination (ch->t), |
1018 | : GCT_get_destination (ch->t), | ||
1019 | port, | 962 | port, |
1020 | options); | 963 | options); |
1021 | GNUNET_assert (ntohl (cccd->ccn.channel_of_client) < | 964 | GNUNET_assert (ntohl (cccd->ccn.channel_of_client) < |
@@ -1024,24 +967,19 @@ GCCH_bind (struct CadetChannel *ch, | |||
1024 | if (GNUNET_YES == ch->is_loopback) | 967 | if (GNUNET_YES == ch->is_loopback) |
1025 | { | 968 | { |
1026 | ch->state = CADET_CHANNEL_OPEN_SENT; | 969 | ch->state = CADET_CHANNEL_OPEN_SENT; |
1027 | GCCH_handle_channel_open_ack (ch, | 970 | GCCH_handle_channel_open_ack (ch, NULL, port); |
1028 | NULL, | ||
1029 | port); | ||
1030 | } | 971 | } |
1031 | else | 972 | else |
1032 | { | 973 | { |
1033 | /* notify other peer that we accepted the connection */ | 974 | /* notify other peer that we accepted the connection */ |
1034 | ch->state = CADET_CHANNEL_READY; | 975 | ch->state = CADET_CHANNEL_READY; |
1035 | ch->retry_control_task | 976 | ch->retry_control_task = GNUNET_SCHEDULER_add_now (&send_open_ack, ch); |
1036 | = GNUNET_SCHEDULER_add_now (&send_open_ack, | ||
1037 | ch); | ||
1038 | } | 977 | } |
1039 | /* give client it's initial supply of ACKs */ | 978 | /* give client it's initial supply of ACKs */ |
1040 | GNUNET_assert (ntohl (cccd->ccn.channel_of_client) < | 979 | GNUNET_assert (ntohl (cccd->ccn.channel_of_client) < |
1041 | GNUNET_CADET_LOCAL_CHANNEL_ID_CLI); | 980 | GNUNET_CADET_LOCAL_CHANNEL_ID_CLI); |
1042 | for (unsigned int i=0;i<ch->max_pending_messages;i++) | 981 | for (unsigned int i = 0; i < ch->max_pending_messages; i++) |
1043 | send_ack_to_client (ch, | 982 | send_ack_to_client (ch, GNUNET_NO); |
1044 | GNUNET_NO); | ||
1045 | } | 983 | } |
1046 | 984 | ||
1047 | 985 | ||
@@ -1061,9 +999,7 @@ signal_remote_destroy_cb (void *cls) | |||
1061 | /* Find which end is left... */ | 999 | /* Find which end is left... */ |
1062 | ch->retry_control_task = NULL; | 1000 | ch->retry_control_task = NULL; |
1063 | ccc = (NULL != ch->owner) ? ch->owner : ch->dest; | 1001 | ccc = (NULL != ch->owner) ? ch->owner : ch->dest; |
1064 | GSC_handle_remote_channel_destroy (ccc->c, | 1002 | GSC_handle_remote_channel_destroy (ccc->c, ccc->ccn, ch); |
1065 | ccc->ccn, | ||
1066 | ch); | ||
1067 | channel_destroy (ch); | 1003 | channel_destroy (ch); |
1068 | } | 1004 | } |
1069 | 1005 | ||
@@ -1086,16 +1022,14 @@ GCCH_channel_local_destroy (struct CadetChannel *ch, | |||
1086 | GSC_2s (c), | 1022 | GSC_2s (c), |
1087 | GCCH_2s (ch)); | 1023 | GCCH_2s (ch)); |
1088 | GNUNET_assert (NULL != c); | 1024 | GNUNET_assert (NULL != c); |
1089 | if ( (NULL != ch->owner) && | 1025 | if ((NULL != ch->owner) && (c == ch->owner->c) && |
1090 | (c == ch->owner->c) && | 1026 | (ccn.channel_of_client == ch->owner->ccn.channel_of_client)) |
1091 | (ccn.channel_of_client == ch->owner->ccn.channel_of_client) ) | ||
1092 | { | 1027 | { |
1093 | free_channel_client (ch->owner); | 1028 | free_channel_client (ch->owner); |
1094 | ch->owner = NULL; | 1029 | ch->owner = NULL; |
1095 | } | 1030 | } |
1096 | else if ( (NULL != ch->dest) && | 1031 | else if ((NULL != ch->dest) && (c == ch->dest->c) && |
1097 | (c == ch->dest->c) && | 1032 | (ccn.channel_of_client == ch->dest->ccn.channel_of_client)) |
1098 | (ccn.channel_of_client == ch->dest->ccn.channel_of_client) ) | ||
1099 | { | 1033 | { |
1100 | free_channel_client (ch->dest); | 1034 | free_channel_client (ch->dest); |
1101 | ch->dest = NULL; | 1035 | ch->dest = NULL; |
@@ -1112,24 +1046,20 @@ GCCH_channel_local_destroy (struct CadetChannel *ch, | |||
1112 | channel_destroy (ch); | 1046 | channel_destroy (ch); |
1113 | return; | 1047 | return; |
1114 | } | 1048 | } |
1115 | if ( (NULL != ch->head_sent) && | 1049 | if ((NULL != ch->head_sent) && ((NULL != ch->owner) || (NULL != ch->dest))) |
1116 | ( (NULL != ch->owner) || | ||
1117 | (NULL != ch->dest) ) ) | ||
1118 | { | 1050 | { |
1119 | /* Wait for other end to destroy us as well, | 1051 | /* Wait for other end to destroy us as well, |
1120 | and otherwise allow send queue to be transmitted first */ | 1052 | and otherwise allow send queue to be transmitted first */ |
1121 | ch->destroy = GNUNET_YES; | 1053 | ch->destroy = GNUNET_YES; |
1122 | return; | 1054 | return; |
1123 | } | 1055 | } |
1124 | if ( (GNUNET_YES == ch->is_loopback) && | 1056 | if ((GNUNET_YES == ch->is_loopback) && |
1125 | ( (NULL != ch->owner) || | 1057 | ((NULL != ch->owner) || (NULL != ch->dest))) |
1126 | (NULL != ch->dest) ) ) | ||
1127 | { | 1058 | { |
1128 | if (NULL != ch->retry_control_task) | 1059 | if (NULL != ch->retry_control_task) |
1129 | GNUNET_SCHEDULER_cancel (ch->retry_control_task); | 1060 | GNUNET_SCHEDULER_cancel (ch->retry_control_task); |
1130 | ch->retry_control_task | 1061 | ch->retry_control_task = |
1131 | = GNUNET_SCHEDULER_add_now (&signal_remote_destroy_cb, | 1062 | GNUNET_SCHEDULER_add_now (&signal_remote_destroy_cb, ch); |
1132 | ch); | ||
1133 | return; | 1063 | return; |
1134 | } | 1064 | } |
1135 | if (GNUNET_NO == ch->is_loopback) | 1065 | if (GNUNET_NO == ch->is_loopback) |
@@ -1144,8 +1074,7 @@ GCCH_channel_local_destroy (struct CadetChannel *ch, | |||
1144 | case CADET_CHANNEL_LOOSE: | 1074 | case CADET_CHANNEL_LOOSE: |
1145 | break; | 1075 | break; |
1146 | default: | 1076 | default: |
1147 | GCT_send_channel_destroy (ch->t, | 1077 | GCT_send_channel_destroy (ch->t, ch->ctn); |
1148 | ch->ctn); | ||
1149 | } | 1078 | } |
1150 | } | 1079 | } |
1151 | /* Nothing left to do, just finish destruction */ | 1080 | /* Nothing left to do, just finish destruction */ |
@@ -1163,9 +1092,10 @@ GCCH_channel_local_destroy (struct CadetChannel *ch, | |||
1163 | * @param port port number (needed to verify receiver knows the port) | 1092 | * @param port port number (needed to verify receiver knows the port) |
1164 | */ | 1093 | */ |
1165 | void | 1094 | void |
1166 | GCCH_handle_channel_open_ack (struct CadetChannel *ch, | 1095 | GCCH_handle_channel_open_ack ( |
1167 | const struct GNUNET_CADET_ConnectionTunnelIdentifier *cti, | 1096 | struct CadetChannel *ch, |
1168 | const struct GNUNET_HashCode *port) | 1097 | const struct GNUNET_CADET_ConnectionTunnelIdentifier *cti, |
1098 | const struct GNUNET_HashCode *port) | ||
1169 | { | 1099 | { |
1170 | switch (ch->state) | 1100 | switch (ch->state) |
1171 | { | 1101 | { |
@@ -1184,8 +1114,7 @@ GCCH_handle_channel_open_ack (struct CadetChannel *ch, | |||
1184 | GNUNET_break_op (0); | 1114 | GNUNET_break_op (0); |
1185 | return; | 1115 | return; |
1186 | } | 1116 | } |
1187 | if (0 != GNUNET_memcmp (&ch->port, | 1117 | if (0 != GNUNET_memcmp (&ch->port, port)) |
1188 | port)) | ||
1189 | { | 1118 | { |
1190 | /* Other peer failed to provide the right port, | 1119 | /* Other peer failed to provide the right port, |
1191 | refuse connection. */ | 1120 | refuse connection. */ |
@@ -1203,19 +1132,15 @@ GCCH_handle_channel_open_ack (struct CadetChannel *ch, | |||
1203 | ch->state = CADET_CHANNEL_READY; | 1132 | ch->state = CADET_CHANNEL_READY; |
1204 | /* On first connect, send client as many ACKs as we allow messages | 1133 | /* On first connect, send client as many ACKs as we allow messages |
1205 | to be buffered! */ | 1134 | to be buffered! */ |
1206 | for (unsigned int i=0;i<ch->max_pending_messages;i++) | 1135 | for (unsigned int i = 0; i < ch->max_pending_messages; i++) |
1207 | send_ack_to_client (ch, | 1136 | send_ack_to_client (ch, GNUNET_YES); |
1208 | GNUNET_YES); | ||
1209 | break; | 1137 | break; |
1210 | case CADET_CHANNEL_READY: | 1138 | case CADET_CHANNEL_READY: |
1211 | /* duplicate ACK, maybe we retried the CREATE. Ignore. */ | 1139 | /* duplicate ACK, maybe we retried the CREATE. Ignore. */ |
1212 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 1140 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
1213 | "Received duplicate channel OPEN_ACK for %s\n", | 1141 | "Received duplicate channel OPEN_ACK for %s\n", |
1214 | GCCH_2s (ch)); | 1142 | GCCH_2s (ch)); |
1215 | GNUNET_STATISTICS_update (stats, | 1143 | GNUNET_STATISTICS_update (stats, "# duplicate CREATE_ACKs", 1, GNUNET_NO); |
1216 | "# duplicate CREATE_ACKs", | ||
1217 | 1, | ||
1218 | GNUNET_NO); | ||
1219 | break; | 1144 | break; |
1220 | } | 1145 | } |
1221 | } | 1146 | } |
@@ -1264,9 +1189,10 @@ is_before (void *cls, | |||
1264 | * @param msg message that was received | 1189 | * @param msg message that was received |
1265 | */ | 1190 | */ |
1266 | void | 1191 | void |
1267 | GCCH_handle_channel_plaintext_data (struct CadetChannel *ch, | 1192 | GCCH_handle_channel_plaintext_data ( |
1268 | const struct GNUNET_CADET_ConnectionTunnelIdentifier *cti, | 1193 | struct CadetChannel *ch, |
1269 | const struct GNUNET_CADET_ChannelAppDataMessage *msg) | 1194 | const struct GNUNET_CADET_ConnectionTunnelIdentifier *cti, |
1195 | const struct GNUNET_CADET_ChannelAppDataMessage *msg) | ||
1270 | { | 1196 | { |
1271 | struct GNUNET_MQ_Envelope *env; | 1197 | struct GNUNET_MQ_Envelope *env; |
1272 | struct GNUNET_CADET_LocalData *ld; | 1198 | struct GNUNET_CADET_LocalData *ld; |
@@ -1280,8 +1206,7 @@ GCCH_handle_channel_plaintext_data (struct CadetChannel *ch, | |||
1280 | uint32_t delta; | 1206 | uint32_t delta; |
1281 | 1207 | ||
1282 | GNUNET_assert (GNUNET_NO == ch->is_loopback); | 1208 | GNUNET_assert (GNUNET_NO == ch->is_loopback); |
1283 | if ( (NULL == ch->owner) && | 1209 | if ((NULL == ch->owner) && (NULL == ch->dest)) |
1284 | (NULL == ch->dest) ) | ||
1285 | { | 1210 | { |
1286 | /* This client is gone, but we still have messages to send to | 1211 | /* This client is gone, but we still have messages to send to |
1287 | the other end (which is why @a ch is not yet dead). However, | 1212 | the other end (which is why @a ch is not yet dead). However, |
@@ -1291,8 +1216,7 @@ GCCH_handle_channel_plaintext_data (struct CadetChannel *ch, | |||
1291 | GCCH_2s (ch)); | 1216 | GCCH_2s (ch)); |
1292 | /* send back DESTROY notification to stop further retransmissions! */ | 1217 | /* send back DESTROY notification to stop further retransmissions! */ |
1293 | if (GNUNET_YES == ch->destroy) | 1218 | if (GNUNET_YES == ch->destroy) |
1294 | GCT_send_channel_destroy (ch->t, | 1219 | GCT_send_channel_destroy (ch->t, ch->ctn); |
1295 | ch->ctn); | ||
1296 | return; | 1220 | return; |
1297 | } | 1221 | } |
1298 | payload_size = ntohs (msg->header.size) - sizeof (*msg); | 1222 | payload_size = ntohs (msg->header.size) - sizeof (*msg); |
@@ -1300,9 +1224,7 @@ GCCH_handle_channel_plaintext_data (struct CadetChannel *ch, | |||
1300 | payload_size, | 1224 | payload_size, |
1301 | GNUNET_MESSAGE_TYPE_CADET_LOCAL_DATA); | 1225 | GNUNET_MESSAGE_TYPE_CADET_LOCAL_DATA); |
1302 | ld->ccn = (NULL == ch->dest) ? ch->owner->ccn : ch->dest->ccn; | 1226 | ld->ccn = (NULL == ch->dest) ? ch->owner->ccn : ch->dest->ccn; |
1303 | GNUNET_memcpy (&ld[1], | 1227 | GNUNET_memcpy (&ld[1], &msg[1], payload_size); |
1304 | &msg[1], | ||
1305 | payload_size); | ||
1306 | ccc = (NULL != ch->owner) ? ch->owner : ch->dest; | 1228 | ccc = (NULL != ch->owner) ? ch->owner : ch->dest; |
1307 | if (GNUNET_YES == ccc->client_ready) | 1229 | if (GNUNET_YES == ccc->client_ready) |
1308 | { | 1230 | { |
@@ -1312,13 +1234,12 @@ GCCH_handle_channel_plaintext_data (struct CadetChannel *ch, | |||
1312 | * - The channel is reliable and MID matches next expected MID | 1234 | * - The channel is reliable and MID matches next expected MID |
1313 | * - The channel is unreliable and MID is before lowest seen MID | 1235 | * - The channel is unreliable and MID is before lowest seen MID |
1314 | */ | 1236 | */ |
1315 | if ( (GNUNET_YES == ch->out_of_order) || | 1237 | if ((GNUNET_YES == ch->out_of_order) || |
1316 | ((msg->mid.mid == ch->mid_recv.mid) && | 1238 | ((msg->mid.mid == ch->mid_recv.mid) && (GNUNET_YES == ch->reliable)) || |
1317 | (GNUNET_YES == ch->reliable)) || | 1239 | ((GNUNET_NO == ch->reliable) && |
1318 | ((GNUNET_NO == ch->reliable) && | 1240 | (ntohl (msg->mid.mid) >= ntohl (ch->mid_recv.mid)) && |
1319 | (ntohl (msg->mid.mid) >= ntohl (ch->mid_recv.mid)) && | 1241 | ((NULL == ccc->head_recv) || |
1320 | ((NULL == ccc->head_recv) || | 1242 | (ntohl (msg->mid.mid) < ntohl (ccc->head_recv->mid.mid))))) |
1321 | (ntohl (msg->mid.mid) < ntohl (ccc->head_recv->mid.mid)))) ) | ||
1322 | { | 1243 | { |
1323 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 1244 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
1324 | "Giving %u bytes of payload with MID %u from %s to client %s\n", | 1245 | "Giving %u bytes of payload with MID %u from %s to client %s\n", |
@@ -1327,24 +1248,22 @@ GCCH_handle_channel_plaintext_data (struct CadetChannel *ch, | |||
1327 | GCCH_2s (ch), | 1248 | GCCH_2s (ch), |
1328 | GSC_2s (ccc->c)); | 1249 | GSC_2s (ccc->c)); |
1329 | ccc->client_ready = GNUNET_NO; | 1250 | ccc->client_ready = GNUNET_NO; |
1330 | GSC_send_to_client (ccc->c, | 1251 | GSC_send_to_client (ccc->c, env); |
1331 | env); | ||
1332 | if (GNUNET_NO == ch->out_of_order) | 1252 | if (GNUNET_NO == ch->out_of_order) |
1333 | ch->mid_recv.mid = htonl (1 + ntohl (msg->mid.mid)); | 1253 | ch->mid_recv.mid = htonl (1 + ntohl (msg->mid.mid)); |
1334 | else | 1254 | else |
1335 | ch->mid_recv.mid = htonl (1 + ntohl (ch->mid_recv.mid)); | 1255 | ch->mid_recv.mid = htonl (1 + ntohl (ch->mid_recv.mid)); |
1336 | ch->mid_futures >>= 1; | 1256 | ch->mid_futures >>= 1; |
1337 | if ( (GNUNET_YES == ch->out_of_order) && | 1257 | if ((GNUNET_YES == ch->out_of_order) && (GNUNET_NO == ch->reliable)) |
1338 | (GNUNET_NO == ch->reliable) ) | ||
1339 | { | 1258 | { |
1340 | /* possibly shift by more if we skipped messages */ | 1259 | /* possibly shift by more if we skipped messages */ |
1341 | uint64_t delta = htonl (msg->mid.mid) - 1 - ntohl (ch->mid_recv.mid); | 1260 | uint64_t delta = htonl (msg->mid.mid) - 1 - ntohl (ch->mid_recv.mid); |
1342 | 1261 | ||
1343 | if (delta > 63) | 1262 | if (delta > 63) |
1344 | ch->mid_futures = 0; | 1263 | ch->mid_futures = 0; |
1345 | else | 1264 | else |
1346 | ch->mid_futures >>= delta; | 1265 | ch->mid_futures >>= delta; |
1347 | ch->mid_recv.mid = htonl (1 + ntohl (msg->mid.mid)); | 1266 | ch->mid_recv.mid = htonl (1 + ntohl (msg->mid.mid)); |
1348 | } | 1267 | } |
1349 | send_channel_data_ack (ch); | 1268 | send_channel_data_ack (ch); |
1350 | return; | 1269 | return; |
@@ -1357,8 +1276,8 @@ GCCH_handle_channel_plaintext_data (struct CadetChannel *ch, | |||
1357 | mid_min = ntohl (ch->mid_recv.mid); | 1276 | mid_min = ntohl (ch->mid_recv.mid); |
1358 | mid_max = mid_min + ch->max_pending_messages; | 1277 | mid_max = mid_min + ch->max_pending_messages; |
1359 | mid_msg = ntohl (msg->mid.mid); | 1278 | mid_msg = ntohl (msg->mid.mid); |
1360 | if ( ( (uint32_t) (mid_msg - mid_min) > ch->max_pending_messages) || | 1279 | if (((uint32_t) (mid_msg - mid_min) > ch->max_pending_messages) || |
1361 | ( (uint32_t) (mid_max - mid_msg) > ch->max_pending_messages) ) | 1280 | ((uint32_t) (mid_max - mid_msg) > ch->max_pending_messages)) |
1362 | { | 1281 | { |
1363 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 1282 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
1364 | "%s at %u drops ancient or far-future message %u\n", | 1283 | "%s at %u drops ancient or far-future message %u\n", |
@@ -1386,10 +1305,7 @@ GCCH_handle_channel_plaintext_data (struct CadetChannel *ch, | |||
1386 | (unsigned int) payload_size, | 1305 | (unsigned int) payload_size, |
1387 | GCCH_2s (ch), | 1306 | GCCH_2s (ch), |
1388 | ntohl (msg->mid.mid)); | 1307 | ntohl (msg->mid.mid)); |
1389 | GNUNET_STATISTICS_update (stats, | 1308 | GNUNET_STATISTICS_update (stats, "# duplicate DATA", 1, GNUNET_NO); |
1390 | "# duplicate DATA", | ||
1391 | 1, | ||
1392 | GNUNET_NO); | ||
1393 | GNUNET_MQ_discard (env); | 1309 | GNUNET_MQ_discard (env); |
1394 | send_channel_data_ack (ch); | 1310 | send_channel_data_ack (ch); |
1395 | return; | 1311 | return; |
@@ -1411,8 +1327,7 @@ GCCH_handle_channel_plaintext_data (struct CadetChannel *ch, | |||
1411 | * We always send if possible in this case. | 1327 | * We always send if possible in this case. |
1412 | * It is guaranteed that the queued MID < received MID | 1328 | * It is guaranteed that the queued MID < received MID |
1413 | **/ | 1329 | **/ |
1414 | if ((NULL != ccc->head_recv) && | 1330 | if ((NULL != ccc->head_recv) && (GNUNET_YES == ccc->client_ready)) |
1415 | (GNUNET_YES == ccc->client_ready)) | ||
1416 | { | 1331 | { |
1417 | next_msg = ccc->head_recv; | 1332 | next_msg = ccc->head_recv; |
1418 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 1333 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
@@ -1421,14 +1336,11 @@ GCCH_handle_channel_plaintext_data (struct CadetChannel *ch, | |||
1421 | GCCH_2s (ch), | 1336 | GCCH_2s (ch), |
1422 | GSC_2s (ccc->c)); | 1337 | GSC_2s (ccc->c)); |
1423 | ccc->client_ready = GNUNET_NO; | 1338 | ccc->client_ready = GNUNET_NO; |
1424 | GSC_send_to_client (ccc->c, | 1339 | GSC_send_to_client (ccc->c, next_msg->env); |
1425 | next_msg->env); | ||
1426 | ch->mid_recv.mid = htonl (1 + ntohl (next_msg->mid.mid)); | 1340 | ch->mid_recv.mid = htonl (1 + ntohl (next_msg->mid.mid)); |
1427 | ch->mid_futures >>= 1; | 1341 | ch->mid_futures >>= 1; |
1428 | send_channel_data_ack (ch); | 1342 | send_channel_data_ack (ch); |
1429 | GNUNET_CONTAINER_DLL_remove (ccc->head_recv, | 1343 | GNUNET_CONTAINER_DLL_remove (ccc->head_recv, ccc->tail_recv, next_msg); |
1430 | ccc->tail_recv, | ||
1431 | next_msg); | ||
1432 | ccc->num_recv--; | 1344 | ccc->num_recv--; |
1433 | /* Do not process duplicate MID */ | 1345 | /* Do not process duplicate MID */ |
1434 | if (msg->mid.mid == next_msg->mid.mid) /* Duplicate */ | 1346 | if (msg->mid.mid == next_msg->mid.mid) /* Duplicate */ |
@@ -1473,9 +1385,7 @@ GCCH_handle_channel_plaintext_data (struct CadetChannel *ch, | |||
1473 | GNUNET_NO); | 1385 | GNUNET_NO); |
1474 | drop = ccc->head_recv; | 1386 | drop = ccc->head_recv; |
1475 | GNUNET_assert (NULL != drop); | 1387 | GNUNET_assert (NULL != drop); |
1476 | GNUNET_CONTAINER_DLL_remove (ccc->head_recv, | 1388 | GNUNET_CONTAINER_DLL_remove (ccc->head_recv, ccc->tail_recv, drop); |
1477 | ccc->tail_recv, | ||
1478 | drop); | ||
1479 | ccc->num_recv--; | 1389 | ccc->num_recv--; |
1480 | GNUNET_MQ_discard (drop->env); | 1390 | GNUNET_MQ_discard (drop->env); |
1481 | GNUNET_free (drop); | 1391 | GNUNET_free (drop); |
@@ -1506,13 +1416,8 @@ GCCH_handle_channel_plaintext_data (struct CadetChannel *ch, | |||
1506 | (unsigned int) payload_size, | 1416 | (unsigned int) payload_size, |
1507 | GCCH_2s (ch), | 1417 | GCCH_2s (ch), |
1508 | ntohl (msg->mid.mid)); | 1418 | ntohl (msg->mid.mid)); |
1509 | GNUNET_STATISTICS_update (stats, | 1419 | GNUNET_STATISTICS_update (stats, "# duplicate DATA", 1, GNUNET_NO); |
1510 | "# duplicate DATA", | 1420 | GNUNET_CONTAINER_DLL_remove (ccc->head_recv, ccc->tail_recv, com); |
1511 | 1, | ||
1512 | GNUNET_NO); | ||
1513 | GNUNET_CONTAINER_DLL_remove (ccc->head_recv, | ||
1514 | ccc->tail_recv, | ||
1515 | com); | ||
1516 | ccc->num_recv--; | 1421 | ccc->num_recv--; |
1517 | GNUNET_MQ_discard (com->env); | 1422 | GNUNET_MQ_discard (com->env); |
1518 | GNUNET_free (com); | 1423 | GNUNET_free (com); |
@@ -1521,9 +1426,7 @@ GCCH_handle_channel_plaintext_data (struct CadetChannel *ch, | |||
1521 | } | 1426 | } |
1522 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 1427 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
1523 | "Queued %s payload of %u bytes on %s-%X(%p) (mid %u, need %u first)\n", | 1428 | "Queued %s payload of %u bytes on %s-%X(%p) (mid %u, need %u first)\n", |
1524 | (GNUNET_YES == ccc->client_ready) | 1429 | (GNUNET_YES == ccc->client_ready) ? "out-of-order" : "client-not-ready", |
1525 | ? "out-of-order" | ||
1526 | : "client-not-ready", | ||
1527 | (unsigned int) payload_size, | 1430 | (unsigned int) payload_size, |
1528 | GCCH_2s (ch), | 1431 | GCCH_2s (ch), |
1529 | ntohl (ccc->ccn.channel_of_client), | 1432 | ntohl (ccc->ccn.channel_of_client), |
@@ -1571,10 +1474,7 @@ retry_transmission (void *cls) | |||
1571 | "Retrying transmission on %s of message %u\n", | 1474 | "Retrying transmission on %s of message %u\n", |
1572 | GCCH_2s (ch), | 1475 | GCCH_2s (ch), |
1573 | (unsigned int) ntohl (crm->data_message->mid.mid)); | 1476 | (unsigned int) ntohl (crm->data_message->mid.mid)); |
1574 | crm->qe = GCT_send (ch->t, | 1477 | crm->qe = GCT_send (ch->t, &crm->data_message->header, &data_sent_cb, crm); |
1575 | &crm->data_message->header, | ||
1576 | &data_sent_cb, | ||
1577 | crm); | ||
1578 | GNUNET_assert (NULL == ch->retry_data_task); | 1478 | GNUNET_assert (NULL == ch->retry_data_task); |
1579 | } | 1479 | } |
1580 | 1480 | ||
@@ -1592,9 +1492,7 @@ handle_matching_ack (struct CadetChannel *ch, | |||
1592 | const struct GNUNET_CADET_ConnectionTunnelIdentifier *cti, | 1492 | const struct GNUNET_CADET_ConnectionTunnelIdentifier *cti, |
1593 | struct CadetReliableMessage *crm) | 1493 | struct CadetReliableMessage *crm) |
1594 | { | 1494 | { |
1595 | GNUNET_CONTAINER_DLL_remove (ch->head_sent, | 1495 | GNUNET_CONTAINER_DLL_remove (ch->head_sent, ch->tail_sent, crm); |
1596 | ch->tail_sent, | ||
1597 | crm); | ||
1598 | ch->pending_messages--; | 1496 | ch->pending_messages--; |
1599 | GNUNET_assert (ch->pending_messages < ch->max_pending_messages); | 1497 | GNUNET_assert (ch->pending_messages < ch->max_pending_messages); |
1600 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 1498 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
@@ -1607,23 +1505,19 @@ handle_matching_ack (struct CadetChannel *ch, | |||
1607 | GCT_send_cancel (crm->qe); | 1505 | GCT_send_cancel (crm->qe); |
1608 | crm->qe = NULL; | 1506 | crm->qe = NULL; |
1609 | } | 1507 | } |
1610 | if ( (1 == crm->num_transmissions) && | 1508 | if ((1 == crm->num_transmissions) && (NULL != cti)) |
1611 | (NULL != cti) ) | ||
1612 | { | 1509 | { |
1613 | GCC_ack_observed (cti); | 1510 | GCC_ack_observed (cti); |
1614 | if (0 == GNUNET_memcmp (cti, | 1511 | if (0 == GNUNET_memcmp (cti, &crm->connection_taken)) |
1615 | &crm->connection_taken)) | ||
1616 | { | 1512 | { |
1617 | GCC_latency_observed (cti, | 1513 | GCC_latency_observed (cti, |
1618 | GNUNET_TIME_absolute_get_duration (crm->first_transmission_time)); | 1514 | GNUNET_TIME_absolute_get_duration ( |
1515 | crm->first_transmission_time)); | ||
1619 | } | 1516 | } |
1620 | } | 1517 | } |
1621 | GNUNET_free (crm->data_message); | 1518 | GNUNET_free (crm->data_message); |
1622 | GNUNET_free (crm); | 1519 | GNUNET_free (crm); |
1623 | send_ack_to_client (ch, | 1520 | send_ack_to_client (ch, (NULL == ch->owner) ? GNUNET_NO : GNUNET_YES); |
1624 | (NULL == ch->owner) | ||
1625 | ? GNUNET_NO | ||
1626 | : GNUNET_YES); | ||
1627 | } | 1521 | } |
1628 | 1522 | ||
1629 | 1523 | ||
@@ -1636,9 +1530,10 @@ handle_matching_ack (struct CadetChannel *ch, | |||
1636 | * @param ack details about what was received | 1530 | * @param ack details about what was received |
1637 | */ | 1531 | */ |
1638 | void | 1532 | void |
1639 | GCCH_handle_channel_plaintext_data_ack (struct CadetChannel *ch, | 1533 | GCCH_handle_channel_plaintext_data_ack ( |
1640 | const struct GNUNET_CADET_ConnectionTunnelIdentifier *cti, | 1534 | struct CadetChannel *ch, |
1641 | const struct GNUNET_CADET_ChannelDataAckMessage *ack) | 1535 | const struct GNUNET_CADET_ConnectionTunnelIdentifier *cti, |
1536 | const struct GNUNET_CADET_ChannelDataAckMessage *ack) | ||
1642 | { | 1537 | { |
1643 | struct CadetReliableMessage *crm; | 1538 | struct CadetReliableMessage *crm; |
1644 | struct CadetReliableMessage *crmn; | 1539 | struct CadetReliableMessage *crmn; |
@@ -1660,9 +1555,7 @@ GCCH_handle_channel_plaintext_data_ack (struct CadetChannel *ch, | |||
1660 | mid_base = ntohl (ack->mid.mid); | 1555 | mid_base = ntohl (ack->mid.mid); |
1661 | mid_mask = GNUNET_htonll (ack->futures); | 1556 | mid_mask = GNUNET_htonll (ack->futures); |
1662 | found = GNUNET_NO; | 1557 | found = GNUNET_NO; |
1663 | for (crm = ch->head_sent; | 1558 | for (crm = ch->head_sent; NULL != crm; crm = crmn) |
1664 | NULL != crm; | ||
1665 | crm = crmn) | ||
1666 | { | 1559 | { |
1667 | crmn = crm->next; | 1560 | crmn = crm->next; |
1668 | delta = (unsigned int) (ntohl (crm->data_message->mid.mid) - mid_base); | 1561 | delta = (unsigned int) (ntohl (crm->data_message->mid.mid) - mid_base); |
@@ -1674,9 +1567,7 @@ GCCH_handle_channel_plaintext_data_ack (struct CadetChannel *ch, | |||
1674 | (unsigned int) mid_base, | 1567 | (unsigned int) mid_base, |
1675 | ntohl (crm->data_message->mid.mid), | 1568 | ntohl (crm->data_message->mid.mid), |
1676 | GCCH_2s (ch)); | 1569 | GCCH_2s (ch)); |
1677 | handle_matching_ack (ch, | 1570 | handle_matching_ack (ch, cti, crm); |
1678 | cti, | ||
1679 | crm); | ||
1680 | found = GNUNET_YES; | 1571 | found = GNUNET_YES; |
1681 | continue; | 1572 | continue; |
1682 | } | 1573 | } |
@@ -1694,9 +1585,7 @@ GCCH_handle_channel_plaintext_data_ack (struct CadetChannel *ch, | |||
1694 | "Got DATA_ACK with mask for %u on %s\n", | 1585 | "Got DATA_ACK with mask for %u on %s\n", |
1695 | ntohl (crm->data_message->mid.mid), | 1586 | ntohl (crm->data_message->mid.mid), |
1696 | GCCH_2s (ch)); | 1587 | GCCH_2s (ch)); |
1697 | handle_matching_ack (ch, | 1588 | handle_matching_ack (ch, cti, crm); |
1698 | cti, | ||
1699 | crm); | ||
1700 | found = GNUNET_YES; | 1589 | found = GNUNET_YES; |
1701 | } | 1590 | } |
1702 | } | 1591 | } |
@@ -1707,10 +1596,7 @@ GCCH_handle_channel_plaintext_data_ack (struct CadetChannel *ch, | |||
1707 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 1596 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
1708 | "Duplicate DATA_ACK on %s, ignoring\n", | 1597 | "Duplicate DATA_ACK on %s, ignoring\n", |
1709 | GCCH_2s (ch)); | 1598 | GCCH_2s (ch)); |
1710 | GNUNET_STATISTICS_update (stats, | 1599 | GNUNET_STATISTICS_update (stats, "# duplicate DATA_ACKs", 1, GNUNET_NO); |
1711 | "# duplicate DATA_ACKs", | ||
1712 | 1, | ||
1713 | GNUNET_NO); | ||
1714 | return; | 1600 | return; |
1715 | } | 1601 | } |
1716 | if (NULL != ch->retry_data_task) | 1602 | if (NULL != ch->retry_data_task) |
@@ -1718,12 +1604,10 @@ GCCH_handle_channel_plaintext_data_ack (struct CadetChannel *ch, | |||
1718 | GNUNET_SCHEDULER_cancel (ch->retry_data_task); | 1604 | GNUNET_SCHEDULER_cancel (ch->retry_data_task); |
1719 | ch->retry_data_task = NULL; | 1605 | ch->retry_data_task = NULL; |
1720 | } | 1606 | } |
1721 | if ( (NULL != ch->head_sent) && | 1607 | if ((NULL != ch->head_sent) && (NULL == ch->head_sent->qe)) |
1722 | (NULL == ch->head_sent->qe) ) | 1608 | ch->retry_data_task = GNUNET_SCHEDULER_add_at (ch->head_sent->next_retry, |
1723 | ch->retry_data_task | 1609 | &retry_transmission, |
1724 | = GNUNET_SCHEDULER_add_at (ch->head_sent->next_retry, | 1610 | ch); |
1725 | &retry_transmission, | ||
1726 | ch); | ||
1727 | } | 1611 | } |
1728 | 1612 | ||
1729 | 1613 | ||
@@ -1737,8 +1621,9 @@ GCCH_handle_channel_plaintext_data_ack (struct CadetChannel *ch, | |||
1737 | * NULL if we are simulating receiving a destroy due to shutdown | 1621 | * NULL if we are simulating receiving a destroy due to shutdown |
1738 | */ | 1622 | */ |
1739 | void | 1623 | void |
1740 | GCCH_handle_remote_destroy (struct CadetChannel *ch, | 1624 | GCCH_handle_remote_destroy ( |
1741 | const struct GNUNET_CADET_ConnectionTunnelIdentifier *cti) | 1625 | struct CadetChannel *ch, |
1626 | const struct GNUNET_CADET_ConnectionTunnelIdentifier *cti) | ||
1742 | { | 1627 | { |
1743 | struct CadetChannelClient *ccc; | 1628 | struct CadetChannelClient *ccc; |
1744 | 1629 | ||
@@ -1753,8 +1638,7 @@ GCCH_handle_remote_destroy (struct CadetChannel *ch, | |||
1753 | return; | 1638 | return; |
1754 | } | 1639 | } |
1755 | ccc = (NULL != ch->owner) ? ch->owner : ch->dest; | 1640 | ccc = (NULL != ch->owner) ? ch->owner : ch->dest; |
1756 | if ( (NULL != ccc) && | 1641 | if ((NULL != ccc) && (NULL != ccc->head_recv)) |
1757 | (NULL != ccc->head_recv) ) | ||
1758 | { | 1642 | { |
1759 | LOG (GNUNET_ERROR_TYPE_WARNING, | 1643 | LOG (GNUNET_ERROR_TYPE_WARNING, |
1760 | "Lost end of transmission due to remote shutdown on %s\n", | 1644 | "Lost end of transmission due to remote shutdown on %s\n", |
@@ -1763,9 +1647,7 @@ GCCH_handle_remote_destroy (struct CadetChannel *ch, | |||
1763 | } | 1647 | } |
1764 | ch->destroy = GNUNET_YES; | 1648 | ch->destroy = GNUNET_YES; |
1765 | if (NULL != ccc) | 1649 | if (NULL != ccc) |
1766 | GSC_handle_remote_channel_destroy (ccc->c, | 1650 | GSC_handle_remote_channel_destroy (ccc->c, ccc->ccn, ch); |
1767 | ccc->ccn, | ||
1768 | ch); | ||
1769 | channel_destroy (ch); | 1651 | channel_destroy (ch); |
1770 | } | 1652 | } |
1771 | 1653 | ||
@@ -1783,8 +1665,7 @@ cmp_crm_by_next_retry (void *cls, | |||
1783 | struct CadetReliableMessage *crm1, | 1665 | struct CadetReliableMessage *crm1, |
1784 | struct CadetReliableMessage *crm2) | 1666 | struct CadetReliableMessage *crm2) |
1785 | { | 1667 | { |
1786 | if (crm1->next_retry.abs_value_us < | 1668 | if (crm1->next_retry.abs_value_us < crm2->next_retry.abs_value_us) |
1787 | crm2->next_retry.abs_value_us) | ||
1788 | return GNUNET_YES; | 1669 | return GNUNET_YES; |
1789 | return GNUNET_NO; | 1670 | return GNUNET_NO; |
1790 | } | 1671 | } |
@@ -1810,18 +1691,13 @@ data_sent_cb (void *cls, | |||
1810 | GNUNET_assert (GNUNET_NO == ch->is_loopback); | 1691 | GNUNET_assert (GNUNET_NO == ch->is_loopback); |
1811 | GNUNET_assert (NULL != crm->qe); | 1692 | GNUNET_assert (NULL != crm->qe); |
1812 | crm->qe = NULL; | 1693 | crm->qe = NULL; |
1813 | GNUNET_CONTAINER_DLL_remove (ch->head_sent, | 1694 | GNUNET_CONTAINER_DLL_remove (ch->head_sent, ch->tail_sent, crm); |
1814 | ch->tail_sent, | ||
1815 | crm); | ||
1816 | if (GNUNET_NO == ch->reliable) | 1695 | if (GNUNET_NO == ch->reliable) |
1817 | { | 1696 | { |
1818 | GNUNET_free (crm->data_message); | 1697 | GNUNET_free (crm->data_message); |
1819 | GNUNET_free (crm); | 1698 | GNUNET_free (crm); |
1820 | ch->pending_messages--; | 1699 | ch->pending_messages--; |
1821 | send_ack_to_client (ch, | 1700 | send_ack_to_client (ch, (NULL == ch->owner) ? GNUNET_NO : GNUNET_YES); |
1822 | (NULL == ch->owner) | ||
1823 | ? GNUNET_NO | ||
1824 | : GNUNET_YES); | ||
1825 | return; | 1701 | return; |
1826 | } | 1702 | } |
1827 | if (NULL == cid) | 1703 | if (NULL == cid) |
@@ -1841,8 +1717,7 @@ data_sent_cb (void *cls, | |||
1841 | GCC_ack_expected (cid); | 1717 | GCC_ack_expected (cid); |
1842 | } | 1718 | } |
1843 | } | 1719 | } |
1844 | if ( (0 == crm->retry_delay.rel_value_us) && | 1720 | if ((0 == crm->retry_delay.rel_value_us) && (NULL != cid)) |
1845 | (NULL != cid) ) | ||
1846 | { | 1721 | { |
1847 | struct CadetConnection *cc = GCC_lookup (cid); | 1722 | struct CadetConnection *cc = GCC_lookup (cid); |
1848 | 1723 | ||
@@ -1852,8 +1727,7 @@ data_sent_cb (void *cls, | |||
1852 | crm->retry_delay = ch->retry_time; | 1727 | crm->retry_delay = ch->retry_time; |
1853 | } | 1728 | } |
1854 | crm->retry_delay = GNUNET_TIME_STD_BACKOFF (crm->retry_delay); | 1729 | crm->retry_delay = GNUNET_TIME_STD_BACKOFF (crm->retry_delay); |
1855 | crm->retry_delay = GNUNET_TIME_relative_max (crm->retry_delay, | 1730 | crm->retry_delay = GNUNET_TIME_relative_max (crm->retry_delay, MIN_RTT_DELAY); |
1856 | MIN_RTT_DELAY); | ||
1857 | crm->next_retry = GNUNET_TIME_relative_to_absolute (crm->retry_delay); | 1731 | crm->next_retry = GNUNET_TIME_relative_to_absolute (crm->retry_delay); |
1858 | 1732 | ||
1859 | GNUNET_CONTAINER_DLL_insert_sorted (struct CadetReliableMessage, | 1733 | GNUNET_CONTAINER_DLL_insert_sorted (struct CadetReliableMessage, |
@@ -1866,16 +1740,16 @@ data_sent_cb (void *cls, | |||
1866 | "Message %u sent, next transmission on %s in %s\n", | 1740 | "Message %u sent, next transmission on %s in %s\n", |
1867 | (unsigned int) ntohl (crm->data_message->mid.mid), | 1741 | (unsigned int) ntohl (crm->data_message->mid.mid), |
1868 | GCCH_2s (ch), | 1742 | GCCH_2s (ch), |
1869 | GNUNET_STRINGS_relative_time_to_string (GNUNET_TIME_absolute_get_remaining (ch->head_sent->next_retry), | 1743 | GNUNET_STRINGS_relative_time_to_string (GNUNET_TIME_absolute_get_remaining ( |
1744 | ch->head_sent->next_retry), | ||
1870 | GNUNET_YES)); | 1745 | GNUNET_YES)); |
1871 | if (NULL == ch->head_sent->qe) | 1746 | if (NULL == ch->head_sent->qe) |
1872 | { | 1747 | { |
1873 | if (NULL != ch->retry_data_task) | 1748 | if (NULL != ch->retry_data_task) |
1874 | GNUNET_SCHEDULER_cancel (ch->retry_data_task); | 1749 | GNUNET_SCHEDULER_cancel (ch->retry_data_task); |
1875 | ch->retry_data_task | 1750 | ch->retry_data_task = GNUNET_SCHEDULER_add_at (ch->head_sent->next_retry, |
1876 | = GNUNET_SCHEDULER_add_at (ch->head_sent->next_retry, | 1751 | &retry_transmission, |
1877 | &retry_transmission, | 1752 | ch); |
1878 | ch); | ||
1879 | } | 1753 | } |
1880 | } | 1754 | } |
1881 | 1755 | ||
@@ -1921,19 +1795,16 @@ GCCH_handle_local_data (struct CadetChannel *ch, | |||
1921 | struct GNUNET_CADET_LocalData *ld; | 1795 | struct GNUNET_CADET_LocalData *ld; |
1922 | int ack_to_owner; | 1796 | int ack_to_owner; |
1923 | 1797 | ||
1924 | env = GNUNET_MQ_msg_extra (ld, | 1798 | env = |
1925 | buf_len, | 1799 | GNUNET_MQ_msg_extra (ld, buf_len, GNUNET_MESSAGE_TYPE_CADET_LOCAL_DATA); |
1926 | GNUNET_MESSAGE_TYPE_CADET_LOCAL_DATA); | 1800 | if ((NULL != ch->owner) && |
1927 | if ( (NULL != ch->owner) && | 1801 | (sender_ccn.channel_of_client == ch->owner->ccn.channel_of_client)) |
1928 | (sender_ccn.channel_of_client == | ||
1929 | ch->owner->ccn.channel_of_client) ) | ||
1930 | { | 1802 | { |
1931 | receiver = ch->dest; | 1803 | receiver = ch->dest; |
1932 | ack_to_owner = GNUNET_YES; | 1804 | ack_to_owner = GNUNET_YES; |
1933 | } | 1805 | } |
1934 | else if ( (NULL != ch->dest) && | 1806 | else if ((NULL != ch->dest) && |
1935 | (sender_ccn.channel_of_client == | 1807 | (sender_ccn.channel_of_client == ch->dest->ccn.channel_of_client)) |
1936 | ch->dest->ccn.channel_of_client) ) | ||
1937 | { | 1808 | { |
1938 | receiver = ch->owner; | 1809 | receiver = ch->owner; |
1939 | ack_to_owner = GNUNET_NO; | 1810 | ack_to_owner = GNUNET_NO; |
@@ -1945,16 +1816,12 @@ GCCH_handle_local_data (struct CadetChannel *ch, | |||
1945 | } | 1816 | } |
1946 | GNUNET_assert (NULL != receiver); | 1817 | GNUNET_assert (NULL != receiver); |
1947 | ld->ccn = receiver->ccn; | 1818 | ld->ccn = receiver->ccn; |
1948 | GNUNET_memcpy (&ld[1], | 1819 | GNUNET_memcpy (&ld[1], buf, buf_len); |
1949 | buf, | ||
1950 | buf_len); | ||
1951 | if (GNUNET_YES == receiver->client_ready) | 1820 | if (GNUNET_YES == receiver->client_ready) |
1952 | { | 1821 | { |
1953 | ch->pending_messages--; | 1822 | ch->pending_messages--; |
1954 | GSC_send_to_client (receiver->c, | 1823 | GSC_send_to_client (receiver->c, env); |
1955 | env); | 1824 | send_ack_to_client (ch, ack_to_owner); |
1956 | send_ack_to_client (ch, | ||
1957 | ack_to_owner); | ||
1958 | } | 1825 | } |
1959 | else | 1826 | else |
1960 | { | 1827 | { |
@@ -1973,19 +1840,17 @@ GCCH_handle_local_data (struct CadetChannel *ch, | |||
1973 | /* Everything is correct, send the message. */ | 1840 | /* Everything is correct, send the message. */ |
1974 | crm = GNUNET_malloc (sizeof (*crm)); | 1841 | crm = GNUNET_malloc (sizeof (*crm)); |
1975 | crm->ch = ch; | 1842 | crm->ch = ch; |
1976 | crm->data_message = GNUNET_malloc (sizeof (struct GNUNET_CADET_ChannelAppDataMessage) | 1843 | crm->data_message = GNUNET_malloc ( |
1977 | + buf_len); | 1844 | sizeof (struct GNUNET_CADET_ChannelAppDataMessage) + buf_len); |
1978 | crm->data_message->header.size = htons (sizeof (struct GNUNET_CADET_ChannelAppDataMessage) + buf_len); | 1845 | crm->data_message->header.size = |
1979 | crm->data_message->header.type = htons (GNUNET_MESSAGE_TYPE_CADET_CHANNEL_APP_DATA); | 1846 | htons (sizeof (struct GNUNET_CADET_ChannelAppDataMessage) + buf_len); |
1847 | crm->data_message->header.type = | ||
1848 | htons (GNUNET_MESSAGE_TYPE_CADET_CHANNEL_APP_DATA); | ||
1980 | ch->mid_send.mid = htonl (ntohl (ch->mid_send.mid) + 1); | 1849 | ch->mid_send.mid = htonl (ntohl (ch->mid_send.mid) + 1); |
1981 | crm->data_message->mid = ch->mid_send; | 1850 | crm->data_message->mid = ch->mid_send; |
1982 | crm->data_message->ctn = ch->ctn; | 1851 | crm->data_message->ctn = ch->ctn; |
1983 | GNUNET_memcpy (&crm->data_message[1], | 1852 | GNUNET_memcpy (&crm->data_message[1], buf, buf_len); |
1984 | buf, | 1853 | GNUNET_CONTAINER_DLL_insert_tail (ch->head_sent, ch->tail_sent, crm); |
1985 | buf_len); | ||
1986 | GNUNET_CONTAINER_DLL_insert_tail (ch->head_sent, | ||
1987 | ch->tail_sent, | ||
1988 | crm); | ||
1989 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 1854 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
1990 | "Sending message %u from local client to %s with %u bytes\n", | 1855 | "Sending message %u from local client to %s with %u bytes\n", |
1991 | ntohl (crm->data_message->mid.mid), | 1856 | ntohl (crm->data_message->mid.mid), |
@@ -1996,10 +1861,7 @@ GCCH_handle_local_data (struct CadetChannel *ch, | |||
1996 | GNUNET_SCHEDULER_cancel (ch->retry_data_task); | 1861 | GNUNET_SCHEDULER_cancel (ch->retry_data_task); |
1997 | ch->retry_data_task = NULL; | 1862 | ch->retry_data_task = NULL; |
1998 | } | 1863 | } |
1999 | crm->qe = GCT_send (ch->t, | 1864 | crm->qe = GCT_send (ch->t, &crm->data_message->header, &data_sent_cb, crm); |
2000 | &crm->data_message->header, | ||
2001 | &data_sent_cb, | ||
2002 | crm); | ||
2003 | GNUNET_assert (NULL == ch->retry_data_task); | 1865 | GNUNET_assert (NULL == ch->retry_data_task); |
2004 | return GNUNET_OK; | 1866 | return GNUNET_OK; |
2005 | } | 1867 | } |
@@ -2019,11 +1881,11 @@ GCCH_handle_local_ack (struct CadetChannel *ch, | |||
2019 | struct CadetChannelClient *ccc; | 1881 | struct CadetChannelClient *ccc; |
2020 | struct CadetOutOfOrderMessage *com; | 1882 | struct CadetOutOfOrderMessage *com; |
2021 | 1883 | ||
2022 | if ( (NULL != ch->owner) && | 1884 | if ((NULL != ch->owner) && |
2023 | (ch->owner->ccn.channel_of_client == client_ccn.channel_of_client) ) | 1885 | (ch->owner->ccn.channel_of_client == client_ccn.channel_of_client)) |
2024 | ccc = ch->owner; | 1886 | ccc = ch->owner; |
2025 | else if ( (NULL != ch->dest) && | 1887 | else if ((NULL != ch->dest) && |
2026 | (ch->dest->ccn.channel_of_client == client_ccn.channel_of_client) ) | 1888 | (ch->dest->ccn.channel_of_client == client_ccn.channel_of_client)) |
2027 | ccc = ch->dest; | 1889 | ccc = ch->dest; |
2028 | else | 1890 | else |
2029 | GNUNET_assert (0); | 1891 | GNUNET_assert (0); |
@@ -2045,35 +1907,28 @@ GCCH_handle_local_ack (struct CadetChannel *ch, | |||
2045 | int to_owner; | 1907 | int to_owner; |
2046 | 1908 | ||
2047 | /* Messages are always in-order, just send */ | 1909 | /* Messages are always in-order, just send */ |
2048 | GNUNET_CONTAINER_DLL_remove (ccc->head_recv, | 1910 | GNUNET_CONTAINER_DLL_remove (ccc->head_recv, ccc->tail_recv, com); |
2049 | ccc->tail_recv, | ||
2050 | com); | ||
2051 | ccc->num_recv--; | 1911 | ccc->num_recv--; |
2052 | GSC_send_to_client (ccc->c, | 1912 | GSC_send_to_client (ccc->c, com->env); |
2053 | com->env); | ||
2054 | /* Notify sender that we can receive more */ | 1913 | /* Notify sender that we can receive more */ |
2055 | if ( (NULL != ch->owner) && | 1914 | if ((NULL != ch->owner) && |
2056 | (ccc->ccn.channel_of_client == | 1915 | (ccc->ccn.channel_of_client == ch->owner->ccn.channel_of_client)) |
2057 | ch->owner->ccn.channel_of_client) ) | ||
2058 | { | 1916 | { |
2059 | to_owner = GNUNET_NO; | 1917 | to_owner = GNUNET_NO; |
2060 | } | 1918 | } |
2061 | else | 1919 | else |
2062 | { | 1920 | { |
2063 | GNUNET_assert ( (NULL != ch->dest) && | 1921 | GNUNET_assert ((NULL != ch->dest) && (ccc->ccn.channel_of_client == |
2064 | (ccc->ccn.channel_of_client == | 1922 | ch->dest->ccn.channel_of_client)); |
2065 | ch->dest->ccn.channel_of_client) ); | ||
2066 | to_owner = GNUNET_YES; | 1923 | to_owner = GNUNET_YES; |
2067 | } | 1924 | } |
2068 | send_ack_to_client (ch, | 1925 | send_ack_to_client (ch, to_owner); |
2069 | to_owner); | ||
2070 | GNUNET_free (com); | 1926 | GNUNET_free (com); |
2071 | return; | 1927 | return; |
2072 | } | 1928 | } |
2073 | 1929 | ||
2074 | if ( (com->mid.mid != ch->mid_recv.mid) && | 1930 | if ((com->mid.mid != ch->mid_recv.mid) && (GNUNET_NO == ch->out_of_order) && |
2075 | (GNUNET_NO == ch->out_of_order) && | 1931 | (GNUNET_YES == ch->reliable)) |
2076 | (GNUNET_YES == ch->reliable) ) | ||
2077 | { | 1932 | { |
2078 | LOG (GNUNET_ERROR_TYPE_DEBUG, | 1933 | LOG (GNUNET_ERROR_TYPE_DEBUG, |
2079 | "Got LOCAL_ACK, %s-%X ready to receive more data (but next one is out-of-order %u vs. %u)!\n", | 1934 | "Got LOCAL_ACK, %s-%X ready to receive more data (but next one is out-of-order %u vs. %u)!\n", |
@@ -2092,9 +1947,7 @@ GCCH_handle_local_ack (struct CadetChannel *ch, | |||
2092 | GCCH_2s (ch)); | 1947 | GCCH_2s (ch)); |
2093 | 1948 | ||
2094 | /* all good, pass next message to client */ | 1949 | /* all good, pass next message to client */ |
2095 | GNUNET_CONTAINER_DLL_remove (ccc->head_recv, | 1950 | GNUNET_CONTAINER_DLL_remove (ccc->head_recv, ccc->tail_recv, com); |
2096 | ccc->tail_recv, | ||
2097 | com); | ||
2098 | ccc->num_recv--; | 1951 | ccc->num_recv--; |
2099 | /* FIXME: if unreliable, this is not aggressive | 1952 | /* FIXME: if unreliable, this is not aggressive |
2100 | enough, as it would be OK to have lost some! */ | 1953 | enough, as it would be OK to have lost some! */ |
@@ -2102,21 +1955,20 @@ GCCH_handle_local_ack (struct CadetChannel *ch, | |||
2102 | ch->mid_recv.mid = htonl (1 + ntohl (com->mid.mid)); | 1955 | ch->mid_recv.mid = htonl (1 + ntohl (com->mid.mid)); |
2103 | ch->mid_futures >>= 1; /* equivalent to division by 2 */ | 1956 | ch->mid_futures >>= 1; /* equivalent to division by 2 */ |
2104 | ccc->client_ready = GNUNET_NO; | 1957 | ccc->client_ready = GNUNET_NO; |
2105 | GSC_send_to_client (ccc->c, | 1958 | GSC_send_to_client (ccc->c, com->env); |
2106 | com->env); | ||
2107 | GNUNET_free (com); | 1959 | GNUNET_free (com); |
2108 | send_channel_data_ack (ch); | 1960 | send_channel_data_ack (ch); |
2109 | if (NULL != ccc->head_recv) | 1961 | if (NULL != ccc->head_recv) |
2110 | return; | 1962 | return; |
2111 | if (GNUNET_NO == ch->destroy) | 1963 | if (GNUNET_NO == ch->destroy) |
2112 | return; | 1964 | return; |
2113 | GCT_send_channel_destroy (ch->t, | 1965 | GCT_send_channel_destroy (ch->t, ch->ctn); |
2114 | ch->ctn); | ||
2115 | channel_destroy (ch); | 1966 | channel_destroy (ch); |
2116 | } | 1967 | } |
2117 | 1968 | ||
2118 | 1969 | ||
2119 | #define LOG2(level, ...) GNUNET_log_from_nocheck(level,"cadet-chn",__VA_ARGS__) | 1970 | #define LOG2(level, ...) \ |
1971 | GNUNET_log_from_nocheck (level, "cadet-chn", __VA_ARGS__) | ||
2120 | 1972 | ||
2121 | 1973 | ||
2122 | /** | 1974 | /** |
@@ -2126,15 +1978,16 @@ GCCH_handle_local_ack (struct CadetChannel *ch, | |||
2126 | * @param level Debug level to use. | 1978 | * @param level Debug level to use. |
2127 | */ | 1979 | */ |
2128 | void | 1980 | void |
2129 | GCCH_debug (struct CadetChannel *ch, | 1981 | GCCH_debug (struct CadetChannel *ch, enum GNUNET_ErrorType level) |
2130 | enum GNUNET_ErrorType level) | ||
2131 | { | 1982 | { |
2132 | #if !defined(GNUNET_CULL_LOGGING) | 1983 | #if ! defined(GNUNET_CULL_LOGGING) |
2133 | int do_log; | 1984 | int do_log; |
2134 | 1985 | ||
2135 | do_log = GNUNET_get_log_call_status (level & (~GNUNET_ERROR_TYPE_BULK), | 1986 | do_log = GNUNET_get_log_call_status (level & (~GNUNET_ERROR_TYPE_BULK), |
2136 | "cadet-chn", | 1987 | "cadet-chn", |
2137 | __FILE__, __FUNCTION__, __LINE__); | 1988 | __FILE__, |
1989 | __FUNCTION__, | ||
1990 | __LINE__); | ||
2138 | if (0 == do_log) | 1991 | if (0 == do_log) |
2139 | return; | 1992 | return; |
2140 | 1993 | ||
@@ -2143,11 +1996,7 @@ GCCH_debug (struct CadetChannel *ch, | |||
2143 | LOG2 (level, "CHN *** DEBUG NULL CHANNEL ***\n"); | 1996 | LOG2 (level, "CHN *** DEBUG NULL CHANNEL ***\n"); |
2144 | return; | 1997 | return; |
2145 | } | 1998 | } |
2146 | LOG2 (level, | 1999 | LOG2 (level, "CHN %s:%X (%p)\n", GCT_2s (ch->t), ch->ctn, ch); |
2147 | "CHN %s:%X (%p)\n", | ||
2148 | GCT_2s (ch->t), | ||
2149 | ch->ctn, | ||
2150 | ch); | ||
2151 | if (NULL != ch->owner) | 2000 | if (NULL != ch->owner) |
2152 | { | 2001 | { |
2153 | LOG2 (level, | 2002 | LOG2 (level, |
@@ -2173,5 +2022,4 @@ GCCH_debug (struct CadetChannel *ch, | |||
2173 | } | 2022 | } |
2174 | 2023 | ||
2175 | 2024 | ||
2176 | |||
2177 | /* end of gnunet-service-cadet-new_channel.c */ | 2025 | /* end of gnunet-service-cadet-new_channel.c */ |