Release 3.3.2
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5f55027d26
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@ -2428,46 +2428,6 @@ generate_max_stream_data_frame (struct ietf_full_conn *conn,
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}
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/* Return true if generated, false otherwise */
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static int
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generate_stream_blocked_frame (struct ietf_full_conn *conn,
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struct lsquic_stream *stream)
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{
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struct lsquic_packet_out *packet_out;
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unsigned need;
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uint64_t off;
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int sz;
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off = lsquic_stream_combined_send_off(stream);
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need = conn->ifc_conn.cn_pf->pf_stream_blocked_frame_size(stream->id, off);
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packet_out = get_writeable_packet(conn, need);
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if (!packet_out)
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return 0;
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sz = conn->ifc_conn.cn_pf->pf_gen_stream_blocked_frame(
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packet_out->po_data + packet_out->po_data_sz,
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lsquic_packet_out_avail(packet_out), stream->id, off);
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if (sz < 0)
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{
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ABORT_ERROR("Generating STREAM_BLOCKED frame failed");
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return 0;
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}
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LSQ_DEBUG("generated %d-byte STREAM_BLOCKED "
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"frame; stream_id: %"PRIu64"; offset: %"PRIu64, sz, stream->id, off);
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EV_LOG_CONN_EVENT(LSQUIC_LOG_CONN_ID, "generated %d-byte STREAM_BLOCKED "
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"frame; stream_id: %"PRIu64"; offset: %"PRIu64, sz, stream->id, off);
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if (0 != lsquic_packet_out_add_frame(packet_out, conn->ifc_pub.mm, 0,
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QUIC_FRAME_STREAM_BLOCKED, packet_out->po_data_sz, sz))
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{
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ABORT_ERROR("adding frame to packet failed: %d", errno);
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return 0;
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}
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lsquic_send_ctl_incr_pack_sz(&conn->ifc_send_ctl, packet_out, sz);
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packet_out->po_frame_types |= 1 << QUIC_FRAME_STREAM_BLOCKED;
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lsquic_stream_blocked_frame_sent(stream);
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return 1;
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}
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static int
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generate_stop_sending_frame_by_id (struct ietf_full_conn *conn,
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lsquic_stream_id_t stream_id, enum http_error_code error_code)
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@ -2855,7 +2815,7 @@ process_stream_ready_to_send (struct ietf_full_conn *conn,
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if (stream->sm_qflags & SMQF_SEND_MAX_STREAM_DATA)
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r &= generate_max_stream_data_frame(conn, stream);
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if (stream->sm_qflags & SMQF_SEND_BLOCKED)
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r &= generate_stream_blocked_frame(conn, stream);
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r &= lsquic_sendctl_gen_stream_blocked_frame(&conn->ifc_send_ctl, stream);
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if (stream->sm_qflags & SMQF_SEND_RST)
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r &= generate_rst_stream_frame(conn, stream);
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if (stream->sm_qflags & SMQF_SEND_STOP_SENDING)
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@ -2897,6 +2897,42 @@ lsquic_send_ctl_get_packet_for_stream (lsquic_send_ctl_t *ctl,
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}
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/* Return true if generated, false otherwise */
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int
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lsquic_sendctl_gen_stream_blocked_frame (struct lsquic_send_ctl *ctl,
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struct lsquic_stream *stream)
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{
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struct lsquic_packet_out *packet_out;
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const struct parse_funcs *const pf = stream->conn_pub->lconn->cn_pf;
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unsigned need;
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uint64_t off;
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int sz;
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off = lsquic_stream_combined_send_off(stream);
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need = pf->pf_stream_blocked_frame_size(stream->id, off);
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packet_out = lsquic_send_ctl_get_packet_for_stream(ctl, need,
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stream->conn_pub->path, stream);
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if (!packet_out)
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return 0;
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sz = pf->pf_gen_stream_blocked_frame(
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packet_out->po_data + packet_out->po_data_sz,
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lsquic_packet_out_avail(packet_out), stream->id, off);
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if (sz < 0)
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return 0;
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LSQ_DEBUG("generated %d-byte STREAM_BLOCKED "
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"frame; stream_id: %"PRIu64"; offset: %"PRIu64, sz, stream->id, off);
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EV_LOG_CONN_EVENT(LSQUIC_LOG_CONN_ID, "generated %d-byte STREAM_BLOCKED "
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"frame; stream_id: %"PRIu64"; offset: %"PRIu64, sz, stream->id, off);
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if (0 != lsquic_packet_out_add_frame(packet_out, &ctl->sc_enpub->enp_mm, 0,
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QUIC_FRAME_STREAM_BLOCKED, packet_out->po_data_sz, sz))
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return 0;
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lsquic_send_ctl_incr_pack_sz(ctl, packet_out, sz);
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packet_out->po_frame_types |= 1 << QUIC_FRAME_STREAM_BLOCKED;
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lsquic_stream_blocked_frame_sent(stream);
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return 1;
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}
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#ifdef NDEBUG
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static
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#elif __GNUC__
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@ -236,6 +236,10 @@ lsquic_send_ctl_get_packet_for_stream (lsquic_send_ctl_t *,
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unsigned need_at_least, const struct network_path *,
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const struct lsquic_stream *);
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int
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lsquic_sendctl_gen_stream_blocked_frame (struct lsquic_send_ctl *ctl,
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struct lsquic_stream *stream);
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struct lsquic_packet_out *
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lsquic_send_ctl_get_packet_for_crypto (struct lsquic_send_ctl *ctl,
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unsigned need_at_least, enum packnum_space, const struct network_path *);
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@ -3695,10 +3695,15 @@ stream_write (lsquic_stream_t *stream, struct lsquic_reader *reader,
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}
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while (nwritten < len
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&& stream->sm_n_buffered < stream->sm_n_allocated);
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return nwritten;
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}
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else
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return stream_write_to_packets(stream, reader, thresh, swo);
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nwritten = stream_write_to_packets(stream, reader, thresh, swo);
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if ((stream->sm_qflags & SMQF_SEND_BLOCKED) &&
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(stream->sm_bflags & SMBF_IETF))
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{
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lsquic_sendctl_gen_stream_blocked_frame(stream->conn_pub->send_ctl, stream);
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}
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return nwritten;
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}
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