annotate src/event/quic/ngx_event_quic_frames.c @ 8946:56dec0d4e5b1 quic

QUIC: avoid excessive buffer allocations in stream output. Previously, when a few bytes were send to a QUIC stream by the application, a 4K buffer was allocated for these bytes. Then a STREAM frame was created and that entire buffer was used as data for that frame. The frame with the buffer were in use up until the frame was acked by client. Meanwhile, when more bytes were send to the stream, more buffers were allocated and assigned as data to newer STREAM frames. In this scenario most buffer memory is unused. Now the unused part of the stream output buffer is available for further stream output while earlier parts of the buffer are waiting to be acked. This is achieved by splitting the output buffer.
author Roman Arutyunyan <arut@nginx.com>
date Fri, 24 Dec 2021 18:13:51 +0300
parents a6a328ebd362
children 6ccf3867959a
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1
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2 /*
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3 * Copyright (C) Nginx, Inc.
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4 */
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5
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6
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9 #include <ngx_event.h>
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10 #include <ngx_event_quic_connection.h>
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11
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12
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13 #define NGX_QUIC_BUFFER_SIZE 4096
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14
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15
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16 static ngx_chain_t *ngx_quic_split_bufs(ngx_connection_t *c, ngx_chain_t *in,
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17 size_t len);
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19
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20 ngx_quic_frame_t *
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21 ngx_quic_alloc_frame(ngx_connection_t *c)
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22 {
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23 ngx_queue_t *q;
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24 ngx_quic_frame_t *frame;
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25 ngx_quic_connection_t *qc;
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26
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27 qc = ngx_quic_get_connection(c);
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28
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29 if (!ngx_queue_empty(&qc->free_frames)) {
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30
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31 q = ngx_queue_head(&qc->free_frames);
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32 frame = ngx_queue_data(q, ngx_quic_frame_t, queue);
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33
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34 ngx_queue_remove(&frame->queue);
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35
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36 #ifdef NGX_QUIC_DEBUG_ALLOC
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37 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
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38 "quic reuse frame n:%ui", qc->nframes);
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39 #endif
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40
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41 } else if (qc->nframes < 10000) {
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42 frame = ngx_palloc(c->pool, sizeof(ngx_quic_frame_t));
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43 if (frame == NULL) {
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44 return NULL;
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45 }
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46
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47 ++qc->nframes;
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48
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49 #ifdef NGX_QUIC_DEBUG_ALLOC
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50 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
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51 "quic alloc frame n:%ui", qc->nframes);
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52 #endif
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53
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54 } else {
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55 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic flood detected");
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56 return NULL;
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57 }
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58
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59 ngx_memzero(frame, sizeof(ngx_quic_frame_t));
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60
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61 return frame;
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62 }
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64
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65 void
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66 ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame)
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67 {
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68 ngx_quic_connection_t *qc;
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69
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70 qc = ngx_quic_get_connection(c);
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71
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72 if (frame->data) {
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73 ngx_quic_free_bufs(c, frame->data);
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74 }
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75
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76 ngx_queue_insert_head(&qc->free_frames, &frame->queue);
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77
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78 #ifdef NGX_QUIC_DEBUG_ALLOC
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79 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
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80 "quic free frame n:%ui", qc->nframes);
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81 #endif
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82 }
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83
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84
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85 void
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86 ngx_quic_trim_bufs(ngx_chain_t *in, size_t size)
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87 {
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88 size_t n;
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89 ngx_buf_t *b;
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90
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91 while (in && size > 0) {
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92 b = in->buf;
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93 n = ngx_min((size_t) (b->last - b->pos), size);
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94
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95 b->pos += n;
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96 size -= n;
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97
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98 if (b->pos == b->last) {
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99 in = in->next;
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100 }
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101 }
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102 }
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103
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104
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105 void
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106 ngx_quic_free_bufs(ngx_connection_t *c, ngx_chain_t *in)
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107 {
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108 ngx_buf_t *b, *shadow;
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109 ngx_chain_t *cl;
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110 ngx_quic_connection_t *qc;
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111
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112 qc = ngx_quic_get_connection(c);
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113
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114 while (in) {
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115 #ifdef NGX_QUIC_DEBUG_ALLOC
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116 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
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117 "quic free buffer n:%ui", qc->nbufs);
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118 #endif
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119
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120 cl = in;
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121 in = in->next;
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122 b = cl->buf;
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123
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124 if (b->shadow) {
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125 if (!b->last_shadow) {
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126 b->recycled = 1;
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127 ngx_free_chain(c->pool, cl);
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128 continue;
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129 }
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130
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131 do {
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132 shadow = b->shadow;
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133 b->shadow = qc->free_shadow_bufs;
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134 qc->free_shadow_bufs = b;
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135 b = shadow;
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136 } while (b->recycled);
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137
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diff changeset
138 if (b->shadow) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
139 b->last_shadow = 1;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
140 ngx_free_chain(c->pool, cl);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
141 continue;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
142 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
143
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
144 cl->buf = b;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
145 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
146
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
147 cl->next = qc->free_bufs;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
148 qc->free_bufs = cl;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
149 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
150 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
151
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
152
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
153 void
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
154 ngx_quic_free_frames(ngx_connection_t *c, ngx_queue_t *frames)
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
155 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
156 ngx_queue_t *q;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
157 ngx_quic_frame_t *f;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
158
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
159 do {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
160 q = ngx_queue_head(frames);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
161
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
162 if (q == ngx_queue_sentinel(frames)) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
163 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
164 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
165
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
166 ngx_queue_remove(q);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
167
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
168 f = ngx_queue_data(q, ngx_quic_frame_t, queue);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
169
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
170 ngx_quic_free_frame(c, f);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
171 } while (1);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
172 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
173
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
174
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
175 void
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
176 ngx_quic_queue_frame(ngx_quic_connection_t *qc, ngx_quic_frame_t *frame)
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
177 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
178 ngx_quic_send_ctx_t *ctx;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
179
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
180 ctx = ngx_quic_get_send_ctx(qc, frame->level);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
181
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
182 ngx_queue_insert_tail(&ctx->frames, &frame->queue);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
183
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
184 frame->len = ngx_quic_create_frame(NULL, frame);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
185 /* always succeeds */
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
186
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
187 if (qc->closing) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
188 return;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
189 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
190
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
191 ngx_post_event(&qc->push, &ngx_posted_events);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
192 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
193
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
194
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
195 ngx_int_t
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
196 ngx_quic_split_frame(ngx_connection_t *c, ngx_quic_frame_t *f, size_t len)
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
197 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
198 size_t shrink;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
199 ngx_quic_frame_t *nf;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
200 ngx_quic_ordered_frame_t *of, *onf;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
201
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
202 switch (f->type) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
203 case NGX_QUIC_FT_CRYPTO:
8820
4009f120cad4 QUIC: eliminated stream type from ngx_quic_stream_frame_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8803
diff changeset
204 case NGX_QUIC_FT_STREAM:
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
205 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
206
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
207 default:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
208 return NGX_DECLINED;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
209 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
210
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
211 if ((size_t) f->len <= len) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
212 return NGX_OK;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
213 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
214
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
215 shrink = f->len - len;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
216
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
217 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
218 "quic split frame now:%uz need:%uz shrink:%uz",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
219 f->len, len, shrink);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
220
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
221 of = &f->u.ord;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
222
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
223 if (of->length <= shrink) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
224 return NGX_DECLINED;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
225 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
226
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
227 of->length -= shrink;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
228 f->len = ngx_quic_create_frame(NULL, f);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
229
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
230 if ((size_t) f->len > len) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
231 ngx_log_error(NGX_LOG_ERR, c->log, 0, "could not split QUIC frame");
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
232 return NGX_ERROR;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
233 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
234
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
235 nf = ngx_quic_alloc_frame(c);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
236 if (nf == NULL) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
237 return NGX_ERROR;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
238 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
239
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
240 *nf = *f;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
241 onf = &nf->u.ord;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
242 onf->offset += of->length;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
243 onf->length = shrink;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
244 nf->len = ngx_quic_create_frame(NULL, nf);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
245
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
246 nf->data = ngx_quic_split_bufs(c, f->data, of->length);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
247 if (nf->data == NGX_CHAIN_ERROR) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
248 return NGX_ERROR;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
249 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
250
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
251 ngx_queue_insert_after(&f->queue, &nf->queue);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
252
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
253 return NGX_OK;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
254 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
255
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
256
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
257 static ngx_chain_t *
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
258 ngx_quic_split_bufs(ngx_connection_t *c, ngx_chain_t *in, size_t len)
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
259 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
260 size_t n;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
261 ngx_buf_t *b;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
262 ngx_chain_t *out;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
263 ngx_quic_connection_t *qc;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
264
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
265 qc = ngx_quic_get_connection(c);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
266
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
267 while (in) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
268 n = ngx_buf_size(in->buf);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
269
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
270 if (n == len) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
271 out = in->next;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
272 in->next = NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
273 return out;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
274 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
275
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
276 if (n > len) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
277 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
278 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
279
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
280 len -= n;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
281 in = in->next;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
282 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
283
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
284 if (in == NULL) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
285 return NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
286 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
287
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
288 /* split in->buf by creating shadow bufs which reference it */
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
289
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
290 if (in->buf->shadow == NULL) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
291 if (qc->free_shadow_bufs) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
292 b = qc->free_shadow_bufs;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
293 qc->free_shadow_bufs = b->shadow;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
294
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
295 } else {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
296 b = ngx_alloc_buf(c->pool);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
297 if (b == NULL) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
298 return NGX_CHAIN_ERROR;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
299 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
300 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
301
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
302 *b = *in->buf;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
303 b->shadow = in->buf;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
304 b->last_shadow = 1;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
305 in->buf = b;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
306 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
307
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
308 out = ngx_alloc_chain_link(c->pool);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
309 if (out == NULL) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
310 return NGX_CHAIN_ERROR;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
311 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
312
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
313 if (qc->free_shadow_bufs) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
314 b = qc->free_shadow_bufs;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
315 qc->free_shadow_bufs = b->shadow;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
316
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
317 } else {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
318 b = ngx_alloc_buf(c->pool);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
319 if (b == NULL) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
320 ngx_free_chain(c->pool, out);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
321 return NGX_CHAIN_ERROR;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
322 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
323 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
324
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
325 out->buf = b;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
326 out->next = in->next;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
327 in->next = NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
328
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
329 *b = *in->buf;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
330 b->last_shadow = 0;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
331 b->pos = b->pos + len;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
332
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
333 in->buf->shadow = b;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
334 in->buf->last = in->buf->pos + len;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
335
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
336 return out;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
337 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
338
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
339
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
340 ngx_chain_t *
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
341 ngx_quic_alloc_buf(ngx_connection_t *c)
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
342 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
343 ngx_buf_t *b;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
344 ngx_chain_t *cl;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
345 ngx_quic_connection_t *qc;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
346
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
347 qc = ngx_quic_get_connection(c);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
348
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
349 if (qc->free_bufs) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
350 cl = qc->free_bufs;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
351 qc->free_bufs = cl->next;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
352
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
353 b = cl->buf;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
354 b->pos = b->start;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
355 b->last = b->start;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
356
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
357 #ifdef NGX_QUIC_DEBUG_ALLOC
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
358 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
359 "quic reuse buffer n:%ui", qc->nbufs);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
360 #endif
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
361
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
362 return cl;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
363 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
364
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
365 cl = ngx_alloc_chain_link(c->pool);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
366 if (cl == NULL) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
367 return NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
368 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
369
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
370 b = ngx_create_temp_buf(c->pool, NGX_QUIC_BUFFER_SIZE);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
371 if (b == NULL) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
372 return NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
373 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
374
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
375 b->tag = (ngx_buf_tag_t) &ngx_quic_alloc_buf;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
376
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
377 cl->buf = b;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
378
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
379 #ifdef NGX_QUIC_DEBUG_ALLOC
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
380 ++qc->nbufs;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
381
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
382 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
383 "quic alloc buffer n:%ui", qc->nbufs);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
384 #endif
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
385
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
386 return cl;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
387 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
388
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
389
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
390 ngx_chain_t *
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
391 ngx_quic_copy_buf(ngx_connection_t *c, u_char *data, size_t len)
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
392 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
393 size_t n;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
394 ngx_buf_t *b;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
395 ngx_chain_t *cl, *out, **ll;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
396
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
397 out = NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
398 ll = &out;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
399
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
400 while (len) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
401 cl = ngx_quic_alloc_buf(c);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
402 if (cl == NULL) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
403 return NGX_CHAIN_ERROR;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
404 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
405
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
406 b = cl->buf;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
407 n = ngx_min((size_t) (b->end - b->last), len);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
408
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
409 b->last = ngx_cpymem(b->last, data, n);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
410
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
411 data += n;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
412 len -= n;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
413
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
414 *ll = cl;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
415 ll = &cl->next;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
416 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
417
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
418 *ll = NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
419
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
420 return out;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
421 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
422
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
423
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
424 ngx_chain_t *
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
425 ngx_quic_copy_chain(ngx_connection_t *c, ngx_chain_t *in, size_t limit)
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
426 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
427 size_t n;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
428 ngx_buf_t *b;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
429 ngx_chain_t *cl, *out, **ll;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
430
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
431 out = NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
432 ll = &out;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
433
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
434 while (in) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
435 if (!ngx_buf_in_memory(in->buf) || ngx_buf_size(in->buf) == 0) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
436 in = in->next;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
437 continue;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
438 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
439
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
440 cl = ngx_quic_alloc_buf(c);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
441 if (cl == NULL) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
442 return NGX_CHAIN_ERROR;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
443 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
444
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
445 *ll = cl;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
446 ll = &cl->next;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
447
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
448 b = cl->buf;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
449
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
450 while (in && b->last != b->end) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
451
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
452 n = ngx_min(in->buf->last - in->buf->pos, b->end - b->last);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
453
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
454 if (limit > 0 && n > limit) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
455 n = limit;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
456 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
457
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
458 b->last = ngx_cpymem(b->last, in->buf->pos, n);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
459
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
460 in->buf->pos += n;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
461 if (in->buf->pos == in->buf->last) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
462 in = in->next;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
463 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
464
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
465 if (limit > 0) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
466 if (limit == n) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
467 goto done;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
468 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
469
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
470 limit -= n;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
471 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
472 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
473 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
474
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
475 done:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
476
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
477 *ll = NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
478
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
479 return out;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
480 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
481
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
482
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
483 ngx_int_t
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
484 ngx_quic_order_bufs(ngx_connection_t *c, ngx_chain_t **out, ngx_chain_t *in,
8946
56dec0d4e5b1 QUIC: avoid excessive buffer allocations in stream output.
Roman Arutyunyan <arut@nginx.com>
parents: 8919
diff changeset
485 off_t limit, off_t offset)
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
486 {
8946
56dec0d4e5b1 QUIC: avoid excessive buffer allocations in stream output.
Roman Arutyunyan <arut@nginx.com>
parents: 8919
diff changeset
487 off_t n;
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
488 u_char *p;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
489 ngx_buf_t *b;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
490 ngx_chain_t *cl, *sl;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
491
8946
56dec0d4e5b1 QUIC: avoid excessive buffer allocations in stream output.
Roman Arutyunyan <arut@nginx.com>
parents: 8919
diff changeset
492 while (in && limit) {
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
493 cl = *out;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
494
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
495 if (cl == NULL) {
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
496 cl = ngx_quic_alloc_buf(c);
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
497 if (cl == NULL) {
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
498 return NGX_ERROR;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
499 }
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
500
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
501 cl->buf->last = cl->buf->end;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
502 cl->buf->sync = 1; /* hole */
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
503 cl->next = NULL;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
504 *out = cl;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
505 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
506
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
507 b = cl->buf;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
508 n = b->last - b->pos;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
509
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
510 if (n <= offset) {
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
511 offset -= n;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
512 out = &cl->next;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
513 continue;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
514 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
515
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
516 if (b->sync && offset > 0) {
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
517 sl = ngx_quic_split_bufs(c, cl, offset);
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
518 if (sl == NGX_CHAIN_ERROR) {
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
519 return NGX_ERROR;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
520 }
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
521
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
522 cl->next = sl;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
523 continue;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
524 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
525
8946
56dec0d4e5b1 QUIC: avoid excessive buffer allocations in stream output.
Roman Arutyunyan <arut@nginx.com>
parents: 8919
diff changeset
526 for (p = b->pos + offset; p != b->last && in && limit; /* void */ ) {
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
527 n = ngx_min(b->last - p, in->buf->last - in->buf->pos);
8946
56dec0d4e5b1 QUIC: avoid excessive buffer allocations in stream output.
Roman Arutyunyan <arut@nginx.com>
parents: 8919
diff changeset
528 n = ngx_min(n, limit);
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
529
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
530 if (b->sync) {
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
531 ngx_memcpy(p, in->buf->pos, n);
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
532 }
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
533
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
534 p += n;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
535 in->buf->pos += n;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
536 offset += n;
8946
56dec0d4e5b1 QUIC: avoid excessive buffer allocations in stream output.
Roman Arutyunyan <arut@nginx.com>
parents: 8919
diff changeset
537 limit -= n;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
538
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
539 if (in->buf->pos == in->buf->last) {
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
540 in = in->next;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
541 }
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
542 }
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
543
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
544 if (b->sync && p != b->pos) {
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
545 sl = ngx_quic_split_bufs(c, cl, p - b->pos);
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
546 if (sl == NGX_CHAIN_ERROR) {
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
547 return NGX_ERROR;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
548 }
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
549
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
550 cl->next = sl;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
551 cl->buf->sync = 0;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
552 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
553 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
554
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
555 return NGX_OK;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
556 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
557
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
558
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
559 #if (NGX_DEBUG)
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
560
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
561 void
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
562 ngx_quic_log_frame(ngx_log_t *log, ngx_quic_frame_t *f, ngx_uint_t tx)
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
563 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
564 u_char *p, *last, *pos, *end;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
565 ssize_t n;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
566 uint64_t gap, range, largest, smallest;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
567 ngx_uint_t i;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
568 u_char buf[NGX_MAX_ERROR_STR];
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
569
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
570 p = buf;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
571 last = buf + sizeof(buf);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
572
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
573 switch (f->type) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
574
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
575 case NGX_QUIC_FT_CRYPTO:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
576 p = ngx_slprintf(p, last, "CRYPTO len:%uL off:%uL",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
577 f->u.crypto.length, f->u.crypto.offset);
8919
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
578
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
579 #ifdef NGX_QUIC_DEBUG_FRAMES
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
580 {
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
581 ngx_chain_t *cl;
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
582
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
583 p = ngx_slprintf(p, last, " data:");
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
584
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
585 for (cl = f->data; cl; cl = cl->next) {
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
586 p = ngx_slprintf(p, last, "%*xs",
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
587 cl->buf->last - cl->buf->pos, cl->buf->pos);
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
588 }
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
589 }
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
590 #endif
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
591
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
592 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
593
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
594 case NGX_QUIC_FT_PADDING:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
595 p = ngx_slprintf(p, last, "PADDING");
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
596 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
597
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
598 case NGX_QUIC_FT_ACK:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
599 case NGX_QUIC_FT_ACK_ECN:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
600
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
601 p = ngx_slprintf(p, last, "ACK n:%ui delay:%uL ",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
602 f->u.ack.range_count, f->u.ack.delay);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
603
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
604 if (f->data) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
605 pos = f->data->buf->pos;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
606 end = f->data->buf->last;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
607
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
608 } else {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
609 pos = NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
610 end = NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
611 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
612
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
613 largest = f->u.ack.largest;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
614 smallest = f->u.ack.largest - f->u.ack.first_range;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
615
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
616 if (largest == smallest) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
617 p = ngx_slprintf(p, last, "%uL", largest);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
618
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
619 } else {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
620 p = ngx_slprintf(p, last, "%uL-%uL", largest, smallest);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
621 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
622
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
623 for (i = 0; i < f->u.ack.range_count; i++) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
624 n = ngx_quic_parse_ack_range(log, pos, end, &gap, &range);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
625 if (n == NGX_ERROR) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
626 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
627 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
628
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
629 pos += n;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
630
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
631 largest = smallest - gap - 2;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
632 smallest = largest - range;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
633
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
634 if (largest == smallest) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
635 p = ngx_slprintf(p, last, " %uL", largest);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
636
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
637 } else {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
638 p = ngx_slprintf(p, last, " %uL-%uL", largest, smallest);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
639 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
640 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
641
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
642 if (f->type == NGX_QUIC_FT_ACK_ECN) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
643 p = ngx_slprintf(p, last, " ECN counters ect0:%uL ect1:%uL ce:%uL",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
644 f->u.ack.ect0, f->u.ack.ect1, f->u.ack.ce);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
645 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
646 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
647
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
648 case NGX_QUIC_FT_PING:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
649 p = ngx_slprintf(p, last, "PING");
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
650 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
651
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
652 case NGX_QUIC_FT_NEW_CONNECTION_ID:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
653 p = ngx_slprintf(p, last,
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
654 "NEW_CONNECTION_ID seq:%uL retire:%uL len:%ud",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
655 f->u.ncid.seqnum, f->u.ncid.retire, f->u.ncid.len);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
656 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
657
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
658 case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
659 p = ngx_slprintf(p, last, "RETIRE_CONNECTION_ID seqnum:%uL",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
660 f->u.retire_cid.sequence_number);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
661 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
662
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
663 case NGX_QUIC_FT_CONNECTION_CLOSE:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
664 case NGX_QUIC_FT_CONNECTION_CLOSE_APP:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
665 p = ngx_slprintf(p, last, "CONNECTION_CLOSE%s err:%ui",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
666 f->type == NGX_QUIC_FT_CONNECTION_CLOSE ? "" : "_APP",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
667 f->u.close.error_code);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
668
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
669 if (f->u.close.reason.len) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
670 p = ngx_slprintf(p, last, " %V", &f->u.close.reason);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
671 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
672
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
673 if (f->type == NGX_QUIC_FT_CONNECTION_CLOSE) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
674 p = ngx_slprintf(p, last, " ft:%ui", f->u.close.frame_type);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
675 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
676
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
677 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
678
8820
4009f120cad4 QUIC: eliminated stream type from ngx_quic_stream_frame_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8803
diff changeset
679 case NGX_QUIC_FT_STREAM:
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
680 p = ngx_slprintf(p, last, "STREAM id:0x%xL", f->u.stream.stream_id);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
681
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
682 if (f->u.stream.off) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
683 p = ngx_slprintf(p, last, " off:%uL", f->u.stream.offset);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
684 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
685
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
686 if (f->u.stream.len) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
687 p = ngx_slprintf(p, last, " len:%uL", f->u.stream.length);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
688 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
689
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
690 if (f->u.stream.fin) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
691 p = ngx_slprintf(p, last, " fin:1");
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
692 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
693
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
694 #ifdef NGX_QUIC_DEBUG_FRAMES
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
695 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
696 ngx_chain_t *cl;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
697
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
698 p = ngx_slprintf(p, last, " data:");
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
699
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
700 for (cl = f->data; cl; cl = cl->next) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
701 p = ngx_slprintf(p, last, "%*xs",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
702 cl->buf->last - cl->buf->pos, cl->buf->pos);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
703 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
704 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
705 #endif
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
706
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
707 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
708
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
709 case NGX_QUIC_FT_MAX_DATA:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
710 p = ngx_slprintf(p, last, "MAX_DATA max_data:%uL on recv",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
711 f->u.max_data.max_data);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
712 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
713
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
714 case NGX_QUIC_FT_RESET_STREAM:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
715 p = ngx_slprintf(p, last, "RESET_STREAM"
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
716 " id:0x%xL error_code:0x%xL final_size:0x%xL",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
717 f->u.reset_stream.id, f->u.reset_stream.error_code,
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
718 f->u.reset_stream.final_size);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
719 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
720
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
721 case NGX_QUIC_FT_STOP_SENDING:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
722 p = ngx_slprintf(p, last, "STOP_SENDING id:0x%xL err:0x%xL",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
723 f->u.stop_sending.id, f->u.stop_sending.error_code);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
724 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
725
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
726 case NGX_QUIC_FT_STREAMS_BLOCKED:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
727 case NGX_QUIC_FT_STREAMS_BLOCKED2:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
728 p = ngx_slprintf(p, last, "STREAMS_BLOCKED limit:%uL bidi:%ui",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
729 f->u.streams_blocked.limit, f->u.streams_blocked.bidi);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
730 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
731
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
732 case NGX_QUIC_FT_MAX_STREAMS:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
733 case NGX_QUIC_FT_MAX_STREAMS2:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
734 p = ngx_slprintf(p, last, "MAX_STREAMS limit:%uL bidi:%ui",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
735 f->u.max_streams.limit, f->u.max_streams.bidi);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
736 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
737
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
738 case NGX_QUIC_FT_MAX_STREAM_DATA:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
739 p = ngx_slprintf(p, last, "MAX_STREAM_DATA id:0x%xL limit:%uL",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
740 f->u.max_stream_data.id, f->u.max_stream_data.limit);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
741 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
742
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
743
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
744 case NGX_QUIC_FT_DATA_BLOCKED:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
745 p = ngx_slprintf(p, last, "DATA_BLOCKED limit:%uL",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
746 f->u.data_blocked.limit);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
747 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
748
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
749 case NGX_QUIC_FT_STREAM_DATA_BLOCKED:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
750 p = ngx_slprintf(p, last, "STREAM_DATA_BLOCKED id:0x%xL limit:%uL",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
751 f->u.stream_data_blocked.id,
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
752 f->u.stream_data_blocked.limit);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
753 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
754
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
755 case NGX_QUIC_FT_PATH_CHALLENGE:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
756 p = ngx_slprintf(p, last, "PATH_CHALLENGE data:0x%*xs",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
757 sizeof(f->u.path_challenge.data),
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
758 f->u.path_challenge.data);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
759 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
760
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
761 case NGX_QUIC_FT_PATH_RESPONSE:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
762 p = ngx_slprintf(p, last, "PATH_RESPONSE data:0x%*xs",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
763 sizeof(f->u.path_challenge.data),
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
764 f->u.path_challenge.data);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
765 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
766
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
767 case NGX_QUIC_FT_NEW_TOKEN:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
768 p = ngx_slprintf(p, last, "NEW_TOKEN");
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
769 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
770
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
771 case NGX_QUIC_FT_HANDSHAKE_DONE:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
772 p = ngx_slprintf(p, last, "HANDSHAKE DONE");
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
773 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
774
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
775 default:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
776 p = ngx_slprintf(p, last, "unknown type 0x%xi", f->type);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
777 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
778 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
779
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
780 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, log, 0, "quic frame %s %s %*s",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
781 tx ? "tx" : "rx", ngx_quic_level_name(f->level),
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
782 p - buf, buf);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
783 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
784
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
785 #endif