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annotate src/event/quic/ngx_event_quic_frames.c @ 8969:065c73221b7b quic

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QUIC: introduced function ngx_quic_split_chain(). The function splits a buffer at given offset. The function is now called from ngx_quic_read_chain() and ngx_quic_write_chain(), which simplifies both functions.
author Roman Arutyunyan <arut@nginx.com>
date Mon, 17 Jan 2022 14:39:04 +0300
parents 3789f4a56d65
children 000b9b048e0c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
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1
660c4a2f95f3 QUIC: separate files for frames related processing.
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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 #define ngx_quic_buf_refs(b) (b)->shadow->num
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16 #define ngx_quic_buf_inc_refs(b) ngx_quic_buf_refs(b)++
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17 #define ngx_quic_buf_dec_refs(b) ngx_quic_buf_refs(b)--
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18 #define ngx_quic_buf_set_refs(b, v) ngx_quic_buf_refs(b) = v
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20
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21 static ngx_buf_t *ngx_quic_alloc_buf(ngx_connection_t *c);
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22 static void ngx_quic_free_buf(ngx_connection_t *c, ngx_buf_t *b);
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23 static ngx_buf_t *ngx_quic_clone_buf(ngx_connection_t *c, ngx_buf_t *b);
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24 static ngx_int_t ngx_quic_split_chain(ngx_connection_t *c, ngx_chain_t *cl,
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25 off_t offset);
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26
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28 static ngx_buf_t *
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29 ngx_quic_alloc_buf(ngx_connection_t *c)
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30 {
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31 u_char *p;
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32 ngx_buf_t *b;
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33 ngx_quic_connection_t *qc;
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34
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35 qc = ngx_quic_get_connection(c);
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36
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37 b = qc->free_bufs;
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38
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39 if (b) {
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40 qc->free_bufs = b->shadow;
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41 p = b->start;
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42
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43 } else {
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44 b = qc->free_shadow_bufs;
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46 if (b) {
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47 qc->free_shadow_bufs = b->shadow;
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48
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49 #ifdef NGX_QUIC_DEBUG_ALLOC
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50 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
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51 "quic use shadow buffer n:%ui %ui",
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52 ++qc->nbufs, --qc->nshadowbufs);
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53 #endif
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54
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55 } else {
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56 b = ngx_palloc(c->pool, sizeof(ngx_buf_t));
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57 if (b == NULL) {
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58 return NULL;
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59 }
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60
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61 #ifdef NGX_QUIC_DEBUG_ALLOC
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62 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
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63 "quic new buffer n:%ui", ++qc->nbufs);
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64 #endif
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65 }
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66
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67 p = ngx_pnalloc(c->pool, NGX_QUIC_BUFFER_SIZE);
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68 if (p == NULL) {
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69 return NULL;
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70 }
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71 }
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72
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73 #ifdef NGX_QUIC_DEBUG_ALLOC
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74 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic alloc buffer %p", b);
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75 #endif
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76
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77 ngx_memzero(b, sizeof(ngx_buf_t));
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78
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79 b->tag = (ngx_buf_tag_t) &ngx_quic_alloc_buf;
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80 b->temporary = 1;
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81 b->shadow = b;
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82
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83 b->start = p;
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84 b->pos = p;
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85 b->last = p;
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86 b->end = p + NGX_QUIC_BUFFER_SIZE;
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87
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88 ngx_quic_buf_set_refs(b, 1);
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89
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90 return b;
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91 }
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92
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93
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94 static void
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95 ngx_quic_free_buf(ngx_connection_t *c, ngx_buf_t *b)
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96 {
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97 ngx_buf_t *shadow;
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98 ngx_quic_connection_t *qc;
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99
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100 qc = ngx_quic_get_connection(c);
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101
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102 ngx_quic_buf_dec_refs(b);
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103
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104 #ifdef NGX_QUIC_DEBUG_ALLOC
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105 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
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106 "quic free buffer %p r:%ui",
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107 b, (ngx_uint_t) ngx_quic_buf_refs(b));
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108 #endif
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109
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110 shadow = b->shadow;
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111
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112 if (ngx_quic_buf_refs(b) == 0) {
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113 shadow->shadow = qc->free_bufs;
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114 qc->free_bufs = shadow;
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115 }
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116
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117 if (b != shadow) {
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118 b->shadow = qc->free_shadow_bufs;
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119 qc->free_shadow_bufs = b;
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120 }
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121
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122 }
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123
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124
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125 static ngx_buf_t *
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126 ngx_quic_clone_buf(ngx_connection_t *c, ngx_buf_t *b)
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127 {
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diff changeset
128 ngx_buf_t *nb;
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diff changeset
129 ngx_quic_connection_t *qc;
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diff changeset
130
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diff changeset
131 qc = ngx_quic_get_connection(c);
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132
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parents: 8949
diff changeset
133 nb = qc->free_shadow_bufs;
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diff changeset
134
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
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diff changeset
135 if (nb) {
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
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parents: 8949
diff changeset
136 qc->free_shadow_bufs = nb->shadow;
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
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diff changeset
137
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
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parents: 8949
diff changeset
138 } else {
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diff changeset
139 nb = ngx_palloc(c->pool, sizeof(ngx_buf_t));
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
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diff changeset
140 if (nb == NULL) {
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
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parents: 8949
diff changeset
141 return NULL;
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
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parents: 8949
diff changeset
142 }
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
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parents: 8949
diff changeset
143
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
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diff changeset
144 #ifdef NGX_QUIC_DEBUG_ALLOC
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diff changeset
145 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
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parents: 8949
diff changeset
146 "quic new shadow buffer n:%ui", ++qc->nshadowbufs);
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
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diff changeset
147 #endif
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
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diff changeset
148 }
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
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diff changeset
149
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diff changeset
150 *nb = *b;
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diff changeset
151
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diff changeset
152 ngx_quic_buf_inc_refs(b);
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diff changeset
153
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diff changeset
154 #ifdef NGX_QUIC_DEBUG_ALLOC
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diff changeset
155 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
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diff changeset
156 "quic clone buffer %p %p r:%ui",
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diff changeset
157 b, nb, (ngx_uint_t) ngx_quic_buf_refs(b));
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diff changeset
158 #endif
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159
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diff changeset
160 return nb;
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diff changeset
161 }
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diff changeset
162
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parents:
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163
8969
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
164 static ngx_int_t
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
165 ngx_quic_split_chain(ngx_connection_t *c, ngx_chain_t *cl, off_t offset)
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
166 {
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
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diff changeset
167 ngx_buf_t *b, *tb;
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
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diff changeset
168 ngx_chain_t *tail;
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
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diff changeset
169
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
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diff changeset
170 b = cl->buf;
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
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diff changeset
171
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
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diff changeset
172 tail = ngx_alloc_chain_link(c->pool);
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
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diff changeset
173 if (tail == NULL) {
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
174 return NGX_ERROR;
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
175 }
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
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diff changeset
176
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
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diff changeset
177 tb = ngx_quic_clone_buf(c, b);
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
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parents: 8967
diff changeset
178 if (tb == NULL) {
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
179 return NGX_ERROR;
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
180 }
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
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diff changeset
181
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
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diff changeset
182 tail->buf = tb;
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
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diff changeset
183
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
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diff changeset
184 tb->pos += offset;
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
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diff changeset
185
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
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diff changeset
186 b->last = tb->pos;
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
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diff changeset
187 b->last_buf = 0;
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
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diff changeset
188
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
189 tail->next = cl->next;
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
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diff changeset
190 cl->next = tail;
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
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diff changeset
191
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
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diff changeset
192 return NGX_OK;
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
193 }
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
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diff changeset
194
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
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diff changeset
195
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196 ngx_quic_frame_t *
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Vladimir Homutov <vl@nginx.com>
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diff changeset
197 ngx_quic_alloc_frame(ngx_connection_t *c)
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parents:
diff changeset
198 {
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Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
199 ngx_queue_t *q;
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Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
200 ngx_quic_frame_t *frame;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
201 ngx_quic_connection_t *qc;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
202
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
203 qc = ngx_quic_get_connection(c);
660c4a2f95f3 QUIC: separate files for frames related processing.
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parents:
diff changeset
204
660c4a2f95f3 QUIC: separate files for frames related processing.
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parents:
diff changeset
205 if (!ngx_queue_empty(&qc->free_frames)) {
660c4a2f95f3 QUIC: separate files for frames related processing.
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parents:
diff changeset
206
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
207 q = ngx_queue_head(&qc->free_frames);
660c4a2f95f3 QUIC: separate files for frames related processing.
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parents:
diff changeset
208 frame = 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
209
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
210 ngx_queue_remove(&frame->queue);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
211
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
212 #ifdef NGX_QUIC_DEBUG_ALLOC
660c4a2f95f3 QUIC: separate files for frames related processing.
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parents:
diff changeset
213 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
214 "quic reuse frame n:%ui", qc->nframes);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
215 #endif
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
216
8883
404de224517e QUIC: limited the total number of frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8820
diff changeset
217 } else if (qc->nframes < 10000) {
8803
6c213bec71c2 QUIC: fixed double memzero of new frames in ngx_quic_alloc_frame().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8782
diff changeset
218 frame = ngx_palloc(c->pool, sizeof(ngx_quic_frame_t));
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
219 if (frame == NULL) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
220 return NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
221 }
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 ++qc->nframes;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
224
8883
404de224517e QUIC: limited the total number of frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8820
diff changeset
225 #ifdef NGX_QUIC_DEBUG_ALLOC
8749
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parents:
diff changeset
226 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
227 "quic alloc frame n:%ui", qc->nframes);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
228 #endif
8883
404de224517e QUIC: limited the total number of frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8820
diff changeset
229
404de224517e QUIC: limited the total number of frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8820
diff changeset
230 } else {
404de224517e QUIC: limited the total number of frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8820
diff changeset
231 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic flood detected");
404de224517e QUIC: limited the total number of frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8820
diff changeset
232 return NULL;
8749
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 ngx_memzero(frame, sizeof(ngx_quic_frame_t));
660c4a2f95f3 QUIC: separate files for frames related processing.
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parents:
diff changeset
236
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
237 return frame;
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
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
241 void
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
242 ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame)
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
243 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
244 ngx_quic_connection_t *qc;
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 qc = ngx_quic_get_connection(c);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
247
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
248 if (frame->data) {
8948
19e063e955bf QUIC: renamed buffer-related functions.
Roman Arutyunyan <arut@nginx.com>
parents: 8947
diff changeset
249 ngx_quic_free_chain(c, frame->data);
8749
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
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
252 ngx_queue_insert_head(&qc->free_frames, &frame->queue);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
253
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
254 #ifdef NGX_QUIC_DEBUG_ALLOC
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
255 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
256 "quic free frame n:%ui", qc->nframes);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
257 #endif
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
258 }
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
8779
f52a2b77d406 QUIC: generic buffering for stream input.
Roman Arutyunyan <arut@nginx.com>
parents: 8753
diff changeset
261 void
8948
19e063e955bf QUIC: renamed buffer-related functions.
Roman Arutyunyan <arut@nginx.com>
parents: 8947
diff changeset
262 ngx_quic_trim_chain(ngx_chain_t *in, size_t size)
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
263 {
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
264 size_t n;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
265 ngx_buf_t *b;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
266
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
267 while (in && size > 0) {
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
268 b = in->buf;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
269 n = ngx_min((size_t) (b->last - b->pos), size);
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
270
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
271 b->pos += n;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
272 size -= n;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
273
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
274 if (b->pos == b->last) {
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
275 in = in->next;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
276 }
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
277 }
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
278 }
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
279
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
280
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
281 void
8948
19e063e955bf QUIC: renamed buffer-related functions.
Roman Arutyunyan <arut@nginx.com>
parents: 8947
diff changeset
282 ngx_quic_free_chain(ngx_connection_t *c, ngx_chain_t *in)
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
283 {
8950
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
Roman Arutyunyan <arut@nginx.com>
parents: 8949
diff changeset
284 ngx_chain_t *cl;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
285
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
286 while (in) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
287 cl = in;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
288 in = in->next;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
289
8950
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
Roman Arutyunyan <arut@nginx.com>
parents: 8949
diff changeset
290 ngx_quic_free_buf(c, cl->buf);
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
Roman Arutyunyan <arut@nginx.com>
parents: 8949
diff changeset
291 ngx_free_chain(c->pool, cl);
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
292 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
293 }
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
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
296 void
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
297 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
298 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
299 ngx_queue_t *q;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
300 ngx_quic_frame_t *f;
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 do {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
303 q = ngx_queue_head(frames);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
304
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
305 if (q == ngx_queue_sentinel(frames)) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
306 break;
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
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
309 ngx_queue_remove(q);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
310
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
311 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
312
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
313 ngx_quic_free_frame(c, f);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
314 } while (1);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
315 }
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
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
318 void
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
319 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
320 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
321 ngx_quic_send_ctx_t *ctx;
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 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
324
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
325 ngx_queue_insert_tail(&ctx->frames, &frame->queue);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
326
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
327 frame->len = ngx_quic_create_frame(NULL, frame);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
328 /* always succeeds */
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
329
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
330 if (qc->closing) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
331 return;
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
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
334 ngx_post_event(&qc->push, &ngx_posted_events);
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
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 ngx_int_t
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
339 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
340 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
341 size_t shrink;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
342 ngx_quic_frame_t *nf;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
343 ngx_quic_ordered_frame_t *of, *onf;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
344
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
345 switch (f->type) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
346 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
347 case NGX_QUIC_FT_STREAM:
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
348 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
349
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
350 default:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
351 return NGX_DECLINED;
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
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
354 if ((size_t) f->len <= len) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
355 return NGX_OK;
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
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
358 shrink = f->len - len;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
359
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
360 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
361 "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
362 f->len, len, shrink);
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 of = &f->u.ord;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
365
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
366 if (of->length <= shrink) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
367 return NGX_DECLINED;
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 of->length -= shrink;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
371 f->len = ngx_quic_create_frame(NULL, f);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
372
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
373 if ((size_t) f->len > len) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
374 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
375 return NGX_ERROR;
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
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
378 nf = ngx_quic_alloc_frame(c);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
379 if (nf == NULL) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
380 return NGX_ERROR;
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
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
383 *nf = *f;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
384 onf = &nf->u.ord;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
385 onf->offset += of->length;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
386 onf->length = shrink;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
387 nf->len = ngx_quic_create_frame(NULL, nf);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
388
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
389 f->data = ngx_quic_read_chain(c, &nf->data, of->length);
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
390 if (f->data == NGX_CHAIN_ERROR) {
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
391 return NGX_ERROR;
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
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
394 ngx_queue_insert_after(&f->queue, &nf->queue);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
395
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
396 return NGX_OK;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
397 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
398
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
399
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
400 ngx_chain_t *
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
401 ngx_quic_read_chain(ngx_connection_t *c, ngx_chain_t **chain, off_t limit)
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
402 {
8950
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
Roman Arutyunyan <arut@nginx.com>
parents: 8949
diff changeset
403 off_t n;
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
Roman Arutyunyan <arut@nginx.com>
parents: 8949
diff changeset
404 ngx_buf_t *b;
8969
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
405 ngx_chain_t *out, **ll;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
406
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
407 out = *chain;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
408
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
409 for (ll = &out; *ll; ll = &(*ll)->next) {
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
410 b = (*ll)->buf;
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
411
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
412 if (b->sync) {
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
413 /* hole */
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
414 break;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
415 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
416
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
417 if (limit == 0) {
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
418 break;
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
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
421 n = b->last - b->pos;
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
422
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
423 if (n > limit) {
8969
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
424 if (ngx_quic_split_chain(c, *ll, limit) != NGX_OK) {
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
425 return NGX_CHAIN_ERROR;
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
426 }
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
427
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
428 n = limit;
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
429 }
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
430
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
431 limit -= n;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
432 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
433
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
434 *chain = *ll;
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
435 *ll = NULL;
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
436
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
437 return out;
8749
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
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
441 ngx_chain_t *
8948
19e063e955bf QUIC: renamed buffer-related functions.
Roman Arutyunyan <arut@nginx.com>
parents: 8947
diff changeset
442 ngx_quic_alloc_chain(ngx_connection_t *c)
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
443 {
8950
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
Roman Arutyunyan <arut@nginx.com>
parents: 8949
diff changeset
444 ngx_chain_t *cl;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
445
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
446 cl = ngx_alloc_chain_link(c->pool);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
447 if (cl == NULL) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
448 return NULL;
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
8950
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
Roman Arutyunyan <arut@nginx.com>
parents: 8949
diff changeset
451 cl->buf = ngx_quic_alloc_buf(c);
fb811b6c76ee QUIC: refactored buffer allocation, spliting and freeing.
Roman Arutyunyan <arut@nginx.com>
parents: 8949
diff changeset
452 if (cl->buf == NULL) {
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
453 return NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
454 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
455
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
456 return cl;
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
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 ngx_chain_t *
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
461 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
462 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
463 size_t n;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
464 ngx_buf_t *b;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
465 ngx_chain_t *cl, *out, **ll;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
466
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
467 out = NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
468 ll = &out;
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 while (len) {
8948
19e063e955bf QUIC: renamed buffer-related functions.
Roman Arutyunyan <arut@nginx.com>
parents: 8947
diff changeset
471 cl = ngx_quic_alloc_chain(c);
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
472 if (cl == NULL) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
473 return NGX_CHAIN_ERROR;
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
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
476 b = cl->buf;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
477 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
478
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
479 b->last = ngx_cpymem(b->last, data, n);
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 data += n;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
482 len -= n;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
483
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
484 *ll = cl;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
485 ll = &cl->next;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
486 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
487
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
488 *ll = NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
489
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
490 return out;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
491 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
492
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
493
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
494 ngx_chain_t *
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
495 ngx_quic_write_chain(ngx_connection_t *c, ngx_chain_t **chain, ngx_chain_t *in,
8967
3789f4a56d65 QUIC: return written size from ngx_quic_write_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8963
diff changeset
496 off_t limit, off_t offset, size_t *size)
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
497 {
8946
56dec0d4e5b1 QUIC: avoid excessive buffer allocations in stream output.
Roman Arutyunyan <arut@nginx.com>
parents: 8919
diff changeset
498 off_t n;
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
499 u_char *p;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
500 ngx_buf_t *b;
8969
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
501 ngx_chain_t *cl;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
502
8967
3789f4a56d65 QUIC: return written size from ngx_quic_write_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8963
diff changeset
503 if (size) {
3789f4a56d65 QUIC: return written size from ngx_quic_write_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8963
diff changeset
504 *size = 0;
3789f4a56d65 QUIC: return written size from ngx_quic_write_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8963
diff changeset
505 }
3789f4a56d65 QUIC: return written size from ngx_quic_write_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8963
diff changeset
506
8946
56dec0d4e5b1 QUIC: avoid excessive buffer allocations in stream output.
Roman Arutyunyan <arut@nginx.com>
parents: 8919
diff changeset
507 while (in && limit) {
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
508 cl = *chain;
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 (cl == NULL) {
8948
19e063e955bf QUIC: renamed buffer-related functions.
Roman Arutyunyan <arut@nginx.com>
parents: 8947
diff changeset
511 cl = ngx_quic_alloc_chain(c);
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
512 if (cl == NULL) {
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
513 return NGX_CHAIN_ERROR;
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
514 }
8749
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 cl->buf->last = cl->buf->end;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
517 cl->buf->sync = 1; /* hole */
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
518 cl->next = NULL;
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
519 *chain = cl;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
520 }
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 b = cl->buf;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
523 n = b->last - b->pos;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
524
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
525 if (n <= offset) {
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
526 offset -= n;
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
527 chain = &cl->next;
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
528 continue;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
529 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
530
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
531 if (b->sync && offset > 0) {
8969
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
532 if (ngx_quic_split_chain(c, cl, offset) != NGX_OK) {
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
533 return NGX_CHAIN_ERROR;
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
534 }
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
535
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
536 continue;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
537 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
538
8963
5acd0d89d8c2 QUIC: fixed handling stream input buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8950
diff changeset
539 for (p = b->pos + offset; p != b->last && in; /* void */ ) {
5acd0d89d8c2 QUIC: fixed handling stream input buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8950
diff changeset
540
5acd0d89d8c2 QUIC: fixed handling stream input buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8950
diff changeset
541 if (!ngx_buf_in_memory(in->buf) || in->buf->pos == in->buf->last) {
5acd0d89d8c2 QUIC: fixed handling stream input buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8950
diff changeset
542 in = in->next;
5acd0d89d8c2 QUIC: fixed handling stream input buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8950
diff changeset
543 continue;
5acd0d89d8c2 QUIC: fixed handling stream input buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8950
diff changeset
544 }
5acd0d89d8c2 QUIC: fixed handling stream input buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8950
diff changeset
545
5acd0d89d8c2 QUIC: fixed handling stream input buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8950
diff changeset
546 if (limit == 0) {
5acd0d89d8c2 QUIC: fixed handling stream input buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8950
diff changeset
547 break;
5acd0d89d8c2 QUIC: fixed handling stream input buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8950
diff changeset
548 }
5acd0d89d8c2 QUIC: fixed handling stream input buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8950
diff changeset
549
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
550 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
551 n = ngx_min(n, limit);
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
552
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
553 if (b->sync) {
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
554 ngx_memcpy(p, in->buf->pos, n);
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
555 }
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
556
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
557 p += n;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
558 in->buf->pos += n;
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
559 offset += n;
8946
56dec0d4e5b1 QUIC: avoid excessive buffer allocations in stream output.
Roman Arutyunyan <arut@nginx.com>
parents: 8919
diff changeset
560 limit -= n;
8967
3789f4a56d65 QUIC: return written size from ngx_quic_write_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8963
diff changeset
561
3789f4a56d65 QUIC: return written size from ngx_quic_write_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8963
diff changeset
562 if (size) {
3789f4a56d65 QUIC: return written size from ngx_quic_write_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8963
diff changeset
563 *size += n;
3789f4a56d65 QUIC: return written size from ngx_quic_write_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8963
diff changeset
564 }
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
565 }
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
566
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
567 if (b->sync && p == b->last) {
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
568 b->sync = 0;
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
569 continue;
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
570 }
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
571
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
572 if (b->sync && p != b->pos) {
8969
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
573 if (ngx_quic_split_chain(c, cl, p - b->pos) != NGX_OK) {
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
574 return NGX_CHAIN_ERROR;
8782
b3f6ad181df4 QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents: 8779
diff changeset
575 }
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
576
8969
065c73221b7b QUIC: introduced function ngx_quic_split_chain().
Roman Arutyunyan <arut@nginx.com>
parents: 8967
diff changeset
577 b->sync = 0;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
578 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
579 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
580
8947
6ccf3867959a QUIC: refactored ngx_quic_order_bufs() and ngx_quic_split_bufs().
Roman Arutyunyan <arut@nginx.com>
parents: 8946
diff changeset
581 return in;
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
582 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
583
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
584
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
585 #if (NGX_DEBUG)
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
586
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
587 void
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
588 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
589 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
590 u_char *p, *last, *pos, *end;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
591 ssize_t n;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
592 uint64_t gap, range, largest, smallest;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
593 ngx_uint_t i;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
594 u_char buf[NGX_MAX_ERROR_STR];
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
595
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
596 p = buf;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
597 last = buf + sizeof(buf);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
598
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
599 switch (f->type) {
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 case NGX_QUIC_FT_CRYPTO:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
602 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
603 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
604
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
605 #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
606 {
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
607 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
608
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
609 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
610
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
611 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
612 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
613 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
614 }
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
615 }
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
616 #endif
a6a328ebd362 QUIC: logging of CRYPTO frame payload under NGX_QUIC_DEBUG_FRAMES.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8883
diff changeset
617
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
618 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
619
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
620 case NGX_QUIC_FT_PADDING:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
621 p = ngx_slprintf(p, last, "PADDING");
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
622 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
623
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
624 case NGX_QUIC_FT_ACK:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
625 case NGX_QUIC_FT_ACK_ECN:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
626
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
627 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
628 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
629
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
630 if (f->data) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
631 pos = f->data->buf->pos;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
632 end = f->data->buf->last;
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 } else {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
635 pos = NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
636 end = NULL;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
637 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
638
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
639 largest = f->u.ack.largest;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
640 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
641
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
642 if (largest == smallest) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
643 p = ngx_slprintf(p, last, "%uL", largest);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
644
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
645 } else {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
646 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
647 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
648
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
649 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
650 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
651 if (n == NGX_ERROR) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
652 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
653 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
654
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
655 pos += n;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
656
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
657 largest = smallest - gap - 2;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
658 smallest = largest - range;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
659
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
660 if (largest == smallest) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
661 p = ngx_slprintf(p, last, " %uL", largest);
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 } else {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
664 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
665 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
666 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
667
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
668 if (f->type == NGX_QUIC_FT_ACK_ECN) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
669 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
670 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
671 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
672 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
673
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
674 case NGX_QUIC_FT_PING:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
675 p = ngx_slprintf(p, last, "PING");
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
676 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
677
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
678 case NGX_QUIC_FT_NEW_CONNECTION_ID:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
679 p = ngx_slprintf(p, last,
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
680 "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
681 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
682 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
683
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
684 case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
685 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
686 f->u.retire_cid.sequence_number);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
687 break;
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 case NGX_QUIC_FT_CONNECTION_CLOSE:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
690 case NGX_QUIC_FT_CONNECTION_CLOSE_APP:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
691 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
692 f->type == NGX_QUIC_FT_CONNECTION_CLOSE ? "" : "_APP",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
693 f->u.close.error_code);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
694
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
695 if (f->u.close.reason.len) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
696 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
697 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
698
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
699 if (f->type == NGX_QUIC_FT_CONNECTION_CLOSE) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
700 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
701 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
702
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
703 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
704
8820
4009f120cad4 QUIC: eliminated stream type from ngx_quic_stream_frame_t.
Roman Arutyunyan <arut@nginx.com>
parents: 8803
diff changeset
705 case NGX_QUIC_FT_STREAM:
8749
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
706 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
707
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
708 if (f->u.stream.off) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
709 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
710 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
711
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
712 if (f->u.stream.len) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
713 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
714 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
715
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
716 if (f->u.stream.fin) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
717 p = ngx_slprintf(p, last, " fin:1");
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
718 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
719
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
720 #ifdef NGX_QUIC_DEBUG_FRAMES
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
721 {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
722 ngx_chain_t *cl;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
723
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
724 p = ngx_slprintf(p, last, " data:");
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 for (cl = f->data; cl; cl = cl->next) {
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
727 p = ngx_slprintf(p, last, "%*xs",
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
728 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
729 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
730 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
731 #endif
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
732
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
733 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
734
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
735 case NGX_QUIC_FT_MAX_DATA:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
736 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
737 f->u.max_data.max_data);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
738 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
739
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
740 case NGX_QUIC_FT_RESET_STREAM:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
741 p = ngx_slprintf(p, last, "RESET_STREAM"
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
742 " 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
743 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
744 f->u.reset_stream.final_size);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
745 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
746
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
747 case NGX_QUIC_FT_STOP_SENDING:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
748 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
749 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
750 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
751
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
752 case NGX_QUIC_FT_STREAMS_BLOCKED:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
753 case NGX_QUIC_FT_STREAMS_BLOCKED2:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
754 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
755 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
756 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
757
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
758 case NGX_QUIC_FT_MAX_STREAMS:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
759 case NGX_QUIC_FT_MAX_STREAMS2:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
760 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
761 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
762 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
763
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
764 case NGX_QUIC_FT_MAX_STREAM_DATA:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
765 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
766 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
767 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
768
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
769
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
770 case NGX_QUIC_FT_DATA_BLOCKED:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
771 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
772 f->u.data_blocked.limit);
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 case NGX_QUIC_FT_STREAM_DATA_BLOCKED:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
776 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
777 f->u.stream_data_blocked.id,
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
778 f->u.stream_data_blocked.limit);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
779 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
780
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
781 case NGX_QUIC_FT_PATH_CHALLENGE:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
782 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
783 sizeof(f->u.path_challenge.data),
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
784 f->u.path_challenge.data);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
785 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
786
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
787 case NGX_QUIC_FT_PATH_RESPONSE:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
788 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
789 sizeof(f->u.path_challenge.data),
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
790 f->u.path_challenge.data);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
791 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
792
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
793 case NGX_QUIC_FT_NEW_TOKEN:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
794 p = ngx_slprintf(p, last, "NEW_TOKEN");
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
795 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
796
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
797 case NGX_QUIC_FT_HANDSHAKE_DONE:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
798 p = ngx_slprintf(p, last, "HANDSHAKE DONE");
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
799 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
800
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
801 default:
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
802 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
803 break;
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
804 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
805
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
806 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
807 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
808 p - buf, buf);
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
809 }
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
810
660c4a2f95f3 QUIC: separate files for frames related processing.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
811 #endif