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comparison src/event/quic/ngx_event_quic_frames.c @ 9002:740e8b99519d quic

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QUIC: improved size calculation in ngx_quic_write_chain(). Previously, size was calculated based on the number of input bytes processed by the function. Now only the copied bytes are considered. This prevents overlapping buffers from contributing twice to the overall written size.
author Roman Arutyunyan <arut@nginx.com>
date Thu, 03 Feb 2022 21:29:05 +0300
parents 000b9b048e0c
children a5aebd51e4c7
comparison
equal deleted inserted replaced
9001:868e1b76c956 9002:740e8b99519d
552 n = ngx_min(b->last - p, in->buf->last - in->buf->pos); 552 n = ngx_min(b->last - p, in->buf->last - in->buf->pos);
553 n = ngx_min(n, limit); 553 n = ngx_min(n, limit);
554 554
555 if (b->sync) { 555 if (b->sync) {
556 ngx_memcpy(p, in->buf->pos, n); 556 ngx_memcpy(p, in->buf->pos, n);
557
558 if (size) {
559 *size += n;
560 }
557 } 561 }
558 562
559 p += n; 563 p += n;
560 in->buf->pos += n; 564 in->buf->pos += n;
561 offset += n; 565 offset += n;
562 limit -= n; 566 limit -= n;
563
564 if (size) {
565 *size += n;
566 }
567 } 567 }
568 568
569 if (b->sync && p == b->last) { 569 if (b->sync && p == b->last) {
570 b->sync = 0; 570 b->sync = 0;
571 continue; 571 continue;