Mercurial > hg > nginx-quic
annotate src/event/ngx_event_quic_transport.c @ 7715:3f4b407fa0b8 quic
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
The difference is that error code refers to application namespace, i.e.
quic error names cannot be used to convert it to string.
author | Vladimir Homutov <vl@nginx.com> |
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date | Fri, 20 Mar 2020 14:50:05 +0300 |
parents | e9891e8ee975 |
children | 8f9cb6d66662 |
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7690
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1 |
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2 /* |
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3 * Copyright (C) Nginx, Inc. |
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4 */ |
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5 |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_event.h> |
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10 |
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11 |
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12 #if (NGX_HAVE_NONALIGNED) |
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13 |
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14 #define ngx_quic_parse_uint16(p) ntohs(*(uint16_t *) (p)) |
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15 #define ngx_quic_parse_uint32(p) ntohl(*(uint32_t *) (p)) |
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16 |
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17 #define ngx_quic_write_uint16 ngx_quic_write_uint16_aligned |
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18 #define ngx_quic_write_uint32 ngx_quic_write_uint32_aligned |
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19 |
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20 #else |
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21 |
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22 #define ngx_quic_parse_uint16(p) ((p)[0] << 8 | (p)[1]) |
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23 #define ngx_quic_parse_uint32(p) \ |
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24 ((uint32_t) (p)[0] << 24 | (p)[1] << 16 | (p)[2] << 8 | (p)[3]) |
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25 |
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26 #define ngx_quic_write_uint16(p, s) \ |
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27 ((p)[0] = (u_char) ((s) >> 8), \ |
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28 (p)[1] = (u_char) (s), \ |
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29 (p) + sizeof(uint16_t)) |
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30 |
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31 #define ngx_quic_write_uint32(p, s) \ |
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32 ((p)[0] = (u_char) ((s) >> 24), \ |
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33 (p)[1] = (u_char) ((s) >> 16), \ |
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34 (p)[2] = (u_char) ((s) >> 8), \ |
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35 (p)[3] = (u_char) (s), \ |
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36 (p) + sizeof(uint32_t)) |
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37 |
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38 #endif |
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39 |
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40 |
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41 #define ngx_quic_write_uint16_aligned(p, s) \ |
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42 (*(uint16_t *) (p) = htons((uint16_t) (s)), (p) + sizeof(uint16_t)) |
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43 |
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44 #define ngx_quic_write_uint32_aligned(p, s) \ |
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45 (*(uint32_t *) (p) = htonl((uint32_t) (s)), (p) + sizeof(uint32_t)) |
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46 |
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47 #define ngx_quic_varint_len(value) \ |
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48 ((value) <= 63 ? 1 \ |
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49 : ((uint32_t) value) <= 16383 ? 2 \ |
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50 : ((uint64_t) value) <= 1073741823 ? 4 \ |
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51 : 8) |
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52 |
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53 |
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54 static u_char *ngx_quic_parse_int(u_char *pos, u_char *end, uint64_t *out); |
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55 static u_char *ngx_quic_parse_int_multi(u_char *pos, u_char *end, ...); |
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56 static void ngx_quic_build_int(u_char **pos, uint64_t value); |
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57 |
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58 static u_char *ngx_quic_read_uint8(u_char *pos, u_char *end, uint8_t *value); |
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59 static u_char *ngx_quic_read_uint32(u_char *pos, u_char *end, uint32_t *value); |
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60 static u_char *ngx_quic_read_bytes(u_char *pos, u_char *end, size_t len, |
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61 u_char **out); |
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62 static u_char *ngx_quic_copy_bytes(u_char *pos, u_char *end, size_t len, |
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63 u_char *dst); |
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64 |
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65 static size_t ngx_quic_create_ack(u_char *p, ngx_quic_ack_frame_t *ack); |
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66 static size_t ngx_quic_create_crypto(u_char *p, |
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67 ngx_quic_crypto_frame_t *crypto); |
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68 static size_t ngx_quic_create_stream(u_char *p, ngx_quic_stream_frame_t *sf); |
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69 static size_t ngx_quic_create_max_streams(u_char *p, |
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70 ngx_quic_max_streams_frame_t *ms); |
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71 static size_t ngx_quic_create_close(u_char *p, ngx_quic_close_frame_t *cl); |
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72 |
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73 |
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74 /* literal errors indexed by corresponding value */ |
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75 static char *ngx_quic_errors[] = { |
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76 "NO_ERROR", |
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77 "INTERNAL_ERROR", |
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78 "SERVER_BUSY", |
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79 "FLOW_CONTROL_ERROR", |
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80 "STREAM_LIMIT_ERROR", |
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81 "STREAM_STATE_ERROR", |
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82 "FINAL_SIZE_ERROR", |
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83 "FRAME_ENCODING_ERROR", |
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84 "TRANSPORT_PARAMETER_ERROR", |
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85 "CONNECTION_ID_LIMIT_ERROR", |
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86 "PROTOCOL_VIOLATION", |
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87 "INVALID_TOKEN", |
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88 "", |
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89 "CRYPTO_BUFFER_EXCEEDED", |
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90 "", |
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91 "CRYPTO_ERROR", |
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92 }; |
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93 |
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94 |
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95 static ngx_inline u_char * |
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96 ngx_quic_parse_int(u_char *pos, u_char *end, uint64_t *out) |
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97 { |
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98 u_char *p; |
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99 uint64_t value; |
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100 ngx_uint_t len; |
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101 |
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102 if (pos >= end) { |
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103 printf("OOPS >=\n"); |
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104 return NULL; |
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105 } |
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106 |
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107 p = pos; |
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108 len = 1 << ((*p & 0xc0) >> 6); |
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109 |
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110 value = *p++ & 0x3f; |
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111 |
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112 if ((size_t)(end - p) < (len - 1)) { |
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113 printf("LEN TOO BIG: need %ld have %ld\n", len, end - p); |
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114 return NULL; |
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115 } |
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116 |
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117 while (--len) { |
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118 value = (value << 8) + *p++; |
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119 } |
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120 |
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121 *out = value; |
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122 |
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123 return p; |
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124 } |
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125 |
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126 |
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127 static ngx_inline u_char * |
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128 ngx_quic_parse_int_multi(u_char *pos, u_char *end, ...) |
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129 { |
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130 u_char *p; |
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131 va_list ap; |
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132 uint64_t *item; |
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133 |
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134 p = pos; |
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135 |
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136 va_start(ap, end); |
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137 |
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138 do { |
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139 item = va_arg(ap, uint64_t *); |
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140 if (item == NULL) { |
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141 break; |
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142 } |
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143 |
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144 p = ngx_quic_parse_int(p, end, item); |
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145 if (p == NULL) { |
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146 return NULL; |
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147 } |
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148 |
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149 } while (1); |
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150 |
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151 va_end(ap); |
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152 |
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153 return p; |
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154 } |
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155 |
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156 |
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157 static ngx_inline u_char * |
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158 ngx_quic_read_uint8(u_char *pos, u_char *end, uint8_t *value) |
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159 { |
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160 if ((size_t)(end - pos) < 1) { |
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161 return NULL; |
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162 } |
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163 |
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164 *value = *pos; |
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165 |
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166 return pos + 1; |
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167 } |
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168 |
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169 |
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170 static ngx_inline u_char * |
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171 ngx_quic_read_uint32(u_char *pos, u_char *end, uint32_t *value) |
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172 { |
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173 if ((size_t)(end - pos) < sizeof(uint32_t)) { |
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174 return NULL; |
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175 } |
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176 |
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177 *value = ngx_quic_parse_uint32(pos); |
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178 |
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179 return pos + sizeof(uint32_t); |
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180 } |
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181 |
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182 |
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183 static ngx_inline u_char * |
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184 ngx_quic_read_bytes(u_char *pos, u_char *end, size_t len, u_char **out) |
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185 { |
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186 if ((size_t)(end - pos) < len) { |
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187 return NULL; |
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188 } |
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189 |
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190 *out = pos; |
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191 |
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192 return pos + len; |
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193 } |
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194 |
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195 |
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196 static u_char * |
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197 ngx_quic_copy_bytes(u_char *pos, u_char *end, size_t len, u_char *dst) |
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198 { |
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199 if ((size_t)(end - pos) < len) { |
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200 return NULL; |
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201 } |
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202 |
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203 ngx_memcpy(dst, pos, len); |
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204 |
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205 return pos + len; |
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206 } |
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207 |
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208 |
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209 static void |
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210 ngx_quic_build_int(u_char **pos, uint64_t value) |
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211 { |
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212 u_char *p; |
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213 ngx_uint_t len;//, len2; |
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214 |
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215 p = *pos; |
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216 len = 0; |
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217 |
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218 while (value >> ((1 << len) * 8 - 2)) { |
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219 len++; |
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|
220 } |
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|
221 |
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222 *p = len << 6; |
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223 |
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224 // len2 = |
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225 len = (1 << len); |
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226 len--; |
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227 *p |= value >> (len * 8); |
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228 p++; |
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|
229 |
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|
230 while (len) { |
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231 *p++ = value >> ((len-- - 1) * 8); |
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232 } |
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|
233 |
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|
234 *pos = p; |
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|
235 // return len2; |
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|
236 } |
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|
237 |
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|
238 |
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|
239 u_char * |
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|
240 ngx_quic_error_text(uint64_t error_code) |
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|
241 { |
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|
242 return (u_char *) ngx_quic_errors[error_code]; |
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|
243 } |
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|
244 |
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|
245 |
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|
246 ngx_int_t |
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247 ngx_quic_parse_long_header(ngx_quic_header_t *pkt) |
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parents:
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|
248 { |
7706
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249 u_char *p, *end; |
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|
250 uint8_t idlen; |
7690
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|
251 |
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Extracted transport part of the code into separate file.
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parents:
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252 p = pkt->data; |
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253 end = pkt->data + pkt->len; |
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254 |
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255 ngx_quic_hexdump0(pkt->log, "long input", pkt->data, pkt->len); |
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parents:
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|
256 |
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257 p = ngx_quic_read_uint8(p, end, &pkt->flags); |
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258 if (p == NULL) { |
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259 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
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260 "packet is too short to read flags"); |
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261 return NGX_ERROR; |
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parents:
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|
262 } |
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parents:
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|
263 |
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|
264 if (!(pkt->flags & NGX_QUIC_PKT_LONG)) { |
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265 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, "not a long packet"); |
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266 return NGX_ERROR; |
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|
267 } |
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|
268 |
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269 p = ngx_quic_read_uint32(p, end, &pkt->version); |
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270 if (p == NULL) { |
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271 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
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272 "packet is too short to read version"); |
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273 return NGX_ERROR; |
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|
274 } |
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parents:
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275 |
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parents:
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276 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
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|
277 "quic flags:%xi version:%xD", pkt->flags, pkt->version); |
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parents:
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|
278 |
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parents:
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changeset
|
279 if (pkt->version != quic_version) { |
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280 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, "unsupported quic version"); |
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|
281 return NGX_ERROR; |
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Added boundaries checks into frame parser.
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parents:
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|
282 } |
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|
283 |
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|
284 p = ngx_quic_read_uint8(p, end, &idlen); |
1f002206a59b
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|
285 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
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parents:
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|
286 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
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parents:
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|
287 "packet is too short to read dcid len"); |
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Extracted transport part of the code into separate file.
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parents:
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|
288 return NGX_ERROR; |
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Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
289 } |
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Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
290 |
7706
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|
291 pkt->dcid.len = idlen; |
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|
292 |
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|
293 p = ngx_quic_read_bytes(p, end, idlen, &pkt->dcid.data); |
1f002206a59b
Added boundaries checks into frame parser.
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|
294 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
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parents:
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|
295 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
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parents:
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diff
changeset
|
296 "packet is too short to read dcid"); |
1f002206a59b
Added boundaries checks into frame parser.
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|
297 return NGX_ERROR; |
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Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
298 } |
7690
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Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
299 |
7706
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Added boundaries checks into frame parser.
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parents:
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changeset
|
300 p = ngx_quic_read_uint8(p, end, &idlen); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
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changeset
|
301 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
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changeset
|
302 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
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parents:
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|
303 "packet is too short to read scid len"); |
1f002206a59b
Added boundaries checks into frame parser.
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|
304 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
305 } |
1f002206a59b
Added boundaries checks into frame parser.
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|
306 |
1f002206a59b
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diff
changeset
|
307 pkt->scid.len = idlen; |
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|
308 |
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diff
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|
309 p = ngx_quic_read_bytes(p, end, idlen, &pkt->scid.data); |
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Added boundaries checks into frame parser.
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|
310 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
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parents:
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|
311 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
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|
312 "packet is too short to read scid"); |
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Added boundaries checks into frame parser.
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|
313 return NGX_ERROR; |
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Added boundaries checks into frame parser.
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parents:
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|
314 } |
7690
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parents:
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changeset
|
315 |
ae35ccba7aa6
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parents:
diff
changeset
|
316 pkt->raw->pos = p; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
317 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
318 return NGX_OK; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
319 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
320 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
321 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
322 size_t |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
323 ngx_quic_create_long_header(ngx_quic_header_t *pkt, ngx_str_t *out, |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
324 size_t pkt_len, u_char **pnp) |
ae35ccba7aa6
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parents:
diff
changeset
|
325 { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
326 u_char *p, *start; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
327 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
328 p = start = out->data; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
329 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
330 *p++ = pkt->flags; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
331 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
332 p = ngx_quic_write_uint32(p, quic_version); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
333 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
334 *p++ = pkt->scid.len; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
335 p = ngx_cpymem(p, pkt->scid.data, pkt->scid.len); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
336 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
337 *p++ = pkt->dcid.len; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
338 p = ngx_cpymem(p, pkt->dcid.data, pkt->dcid.len); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
339 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
340 if (pkt->level == ssl_encryption_initial) { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
341 ngx_quic_build_int(&p, pkt->token.len); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
342 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
343 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
344 ngx_quic_build_int(&p, pkt_len + 1); // length (inc. pnl) |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
345 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
346 *pnp = p; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
347 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
348 *p++ = (uint64_t) (*pkt->number); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
349 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
350 return p - start; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
351 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
352 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
353 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
354 ngx_int_t |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
355 ngx_quic_parse_short_header(ngx_quic_header_t *pkt, ngx_str_t *dcid) |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
356 { |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
357 u_char *p, *end; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
358 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
359 p = pkt->data; |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
360 end = pkt->data + pkt->len; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
361 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
362 ngx_quic_hexdump0(pkt->log, "short input", pkt->data, pkt->len); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
363 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
364 p = ngx_quic_read_uint8(p, end, &pkt->flags); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
365 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
366 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
367 "packet is too short to read flags"); |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
368 return NGX_ERROR; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
369 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
370 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
371 if (pkt->flags & NGX_QUIC_PKT_LONG) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
372 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, "not a short packet"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
373 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
374 } |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
375 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
376 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
377 "quic flags:%xi", pkt->flags); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
378 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
379 if (ngx_memcmp(p, dcid->data, dcid->len) != 0) { |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
380 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, "unexpected quic dcid"); |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
381 return NGX_ERROR; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
382 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
383 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
384 pkt->dcid.len = dcid->len; |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
385 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
386 p = ngx_quic_read_bytes(p, end, dcid->len, &pkt->dcid.data); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
387 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
388 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
389 "packet is too short to read dcid"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
390 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
391 } |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
392 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
393 pkt->raw->pos = p; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
394 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
395 return NGX_OK; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
396 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
397 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
398 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
399 ngx_int_t |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
400 ngx_quic_parse_initial_header(ngx_quic_header_t *pkt) |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
401 { |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
402 u_char *p, *end; |
7708 | 403 uint64_t varint; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
404 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
405 p = pkt->raw->pos; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
406 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
407 end = pkt->raw->last; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
408 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
409 pkt->log->action = "parsing quic initial header"; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
410 |
7708 | 411 p = ngx_quic_parse_int(p, end, &varint); |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
412 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
413 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, "failed to parse token length"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
414 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
415 } |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
416 |
7708 | 417 pkt->token.len = varint; |
418 | |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
419 p = ngx_quic_read_bytes(p, end, pkt->token.len, &pkt->token.data); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
420 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
421 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
422 "packet too short to read token data"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
423 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
424 } |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
425 |
7708 | 426 p = ngx_quic_parse_int(p, end, &varint); |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
427 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
428 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, "bad packet length"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
429 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
430 } |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
431 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
432 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
7709
59e639379c7c
Fixed specifiers in "quic packet length" logging.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7708
diff
changeset
|
433 "quic packet length: %uL", varint); |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
434 |
7708 | 435 if (varint > (uint64_t) ((pkt->data + pkt->len) - p)) { |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
436 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, "truncated initial packet"); |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
437 return NGX_ERROR; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
438 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
439 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
440 pkt->raw->pos = p; |
7708 | 441 pkt->len = varint; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
442 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
443 ngx_quic_hexdump0(pkt->log, "DCID", pkt->dcid.data, pkt->dcid.len); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
444 ngx_quic_hexdump0(pkt->log, "SCID", pkt->scid.data, pkt->scid.len); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
445 ngx_quic_hexdump0(pkt->log, "token", pkt->token.data, pkt->token.len); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
446 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
447 return NGX_OK; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
448 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
449 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
450 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
451 ngx_int_t |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
452 ngx_quic_parse_handshake_header(ngx_quic_header_t *pkt) |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
453 { |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
454 u_char *p, *end; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
455 uint64_t plen; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
456 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
457 p = pkt->raw->pos; |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
458 end = pkt->raw->last; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
459 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
460 pkt->log->action = "parsing quic handshake header"; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
461 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
462 p = ngx_quic_parse_int(p, end, &plen); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
463 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
464 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, "bad packet length"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
465 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
466 } |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
467 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
468 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
7709
59e639379c7c
Fixed specifiers in "quic packet length" logging.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7708
diff
changeset
|
469 "quic packet length: %uL", plen); |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
470 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
471 if (plen > (uint64_t)((pkt->data + pkt->len) - p)) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
472 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, "truncated handshake packet"); |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
473 return NGX_ERROR; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
474 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
475 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
476 pkt->raw->pos = p; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
477 pkt->len = plen; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
478 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
479 return NGX_OK; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
480 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
481 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
482 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
483 #define ngx_quic_stream_bit_off(val) (((val) & 0x04) ? 1 : 0) |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
484 #define ngx_quic_stream_bit_len(val) (((val) & 0x02) ? 1 : 0) |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
485 #define ngx_quic_stream_bit_fin(val) (((val) & 0x01) ? 1 : 0) |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
486 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
487 ssize_t |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
488 ngx_quic_parse_frame(ngx_quic_header_t *pkt, u_char *start, u_char *end, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
489 ngx_quic_frame_t *f) |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
490 { |
7708 | 491 u_char *p; |
492 uint64_t varint; | |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
493 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
494 p = start; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
495 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
496 /* TODO: add a check if frame is allowed in this type of packet */ |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
497 |
7708 | 498 p = ngx_quic_parse_int(p, end, &varint); |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
499 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
500 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
501 "failed to obtain quic frame type"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
502 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
503 } |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
504 |
7708 | 505 f->type = varint; |
506 | |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
507 switch (f->type) { |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
508 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
509 case NGX_QUIC_FT_CRYPTO: |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
510 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
511 p = ngx_quic_parse_int(p, end, &f->u.crypto.offset); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
512 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
513 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
514 "failed to parse crypto frame offset"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
515 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
516 } |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
517 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
518 p = ngx_quic_parse_int(p, end, &f->u.crypto.len); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
519 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
520 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
521 "failed to parse crypto frame len"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
522 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
523 } |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
524 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
525 p = ngx_quic_read_bytes(p, end, f->u.crypto.len, &f->u.crypto.data); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
526 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
527 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
528 "failed to parse crypto frame data"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
529 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
530 } |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
531 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
532 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
533 "quic CRYPTO frame length: %uL off:%uL pp:%p", |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
534 f->u.crypto.len, f->u.crypto.offset, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
535 f->u.crypto.data); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
536 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
537 ngx_quic_hexdump0(pkt->log, "CRYPTO frame contents", |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
538 f->u.crypto.data, f->u.crypto.len); |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
539 break; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
540 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
541 case NGX_QUIC_FT_PADDING: |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
542 while (p < end && *p == NGX_QUIC_FT_PADDING) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
543 p++; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
544 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
545 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
546 break; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
547 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
548 case NGX_QUIC_FT_ACK: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
549 case NGX_QUIC_FT_ACK_ECN: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
550 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
551 p = ngx_quic_parse_int_multi(p, end, &f->u.ack.largest, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
552 &f->u.ack.delay, &f->u.ack.range_count, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
553 &f->u.ack.first_range, NULL); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
554 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
555 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
556 "failed to parse ack frame"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
557 return NGX_ERROR; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
558 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
559 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
560 if (f->u.ack.range_count) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
561 p = ngx_quic_parse_int(p, end, &f->u.ack.ranges[0]); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
562 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
563 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
564 "failed to parse ack frame first range"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
565 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
566 } |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
567 } |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
568 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
569 if (f->type == NGX_QUIC_FT_ACK_ECN) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
570 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
571 "TODO: parse ECN ack frames"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
572 /* TODO: add parsing of such frames */ |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
573 return NGX_ERROR; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
574 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
575 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
576 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
577 "ACK: { largest=%ui delay=%ui first=%ui count=%ui}", |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
578 f->u.ack.largest, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
579 f->u.ack.delay, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
580 f->u.ack.first_range, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
581 f->u.ack.range_count); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
582 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
583 break; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
584 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
585 case NGX_QUIC_FT_PING: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
586 break; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
587 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
588 case NGX_QUIC_FT_NEW_CONNECTION_ID: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
589 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
590 p = ngx_quic_parse_int_multi(p, end, &f->u.ncid.seqnum, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
591 &f->u.ncid.retire, NULL); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
592 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
593 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
594 "failed to parse new connection id frame"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
595 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
596 } |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
597 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
598 p = ngx_quic_read_uint8(p, end, &f->u.ncid.len); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
599 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
600 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
601 "failed to parse new connection id length"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
602 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
603 } |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
604 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
605 p = ngx_quic_copy_bytes(p, end, f->u.ncid.len, f->u.ncid.cid); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
606 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
607 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
608 "failed to parse new connection id cid"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
609 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
610 } |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
611 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
612 p = ngx_quic_copy_bytes(p, end, 16, f->u.ncid.srt); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
613 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
614 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
615 "failed to parse new connection id srt"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
616 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
617 } |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
618 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
619 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
620 "NCID: { seq=%ui retire=%ui len=%ui}", |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
621 f->u.ncid.seqnum, f->u.ncid.retire, f->u.ncid.len); |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
622 break; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
623 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
624 case NGX_QUIC_FT_CONNECTION_CLOSE: |
7715
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
625 case NGX_QUIC_FT_CONNECTION_CLOSE2: |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
626 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
627 p = ngx_quic_parse_int_multi(p, end, &f->u.close.error_code, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
628 &f->u.close.frame_type, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
629 &f->u.close.reason.len, NULL); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
630 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
631 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
632 "failed to parse close connection frame"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
633 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
634 } |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
635 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
636 p = ngx_quic_read_bytes(p, end, f->u.close.reason.len, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
637 &f->u.close.reason.data); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
638 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
639 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
640 "failed to parse close reason"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
641 return NGX_ERROR; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
642 } |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
643 |
7715
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
644 if (f->type == NGX_QUIC_FT_CONNECTION_CLOSE) { |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
645 |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
646 if (f->u.close.error_code >= NGX_QUIC_ERR_LAST) { |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
647 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
648 "unkown error code: %ui, truncated", |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
649 f->u.close.error_code); |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
650 f->u.close.error_code = NGX_QUIC_ERR_LAST - 1; |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
651 } |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
652 |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
653 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
654 "CONN.CLOSE: { %s (0x%xi) type=0x%xi reason='%V'}", |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
655 ngx_quic_error_text(f->u.close.error_code), |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
656 f->u.close.error_code, f->u.close.frame_type, |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
657 &f->u.close.reason); |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
658 } else { |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
659 |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
660 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
661 "CONN.CLOSE2: { (0x%xi) type=0x%xi reason '%V'}", |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
662 f->u.close.error_code, f->u.close.frame_type, |
3f4b407fa0b8
Added parsing of CONNECTION_CLOSE2 frame (0x1D).
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
663 &f->u.close.reason); |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
664 } |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
665 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
666 break; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
667 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
668 case NGX_QUIC_FT_STREAM0: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
669 case NGX_QUIC_FT_STREAM1: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
670 case NGX_QUIC_FT_STREAM2: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
671 case NGX_QUIC_FT_STREAM3: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
672 case NGX_QUIC_FT_STREAM4: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
673 case NGX_QUIC_FT_STREAM5: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
674 case NGX_QUIC_FT_STREAM6: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
675 case NGX_QUIC_FT_STREAM7: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
676 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
677 f->u.stream.type = f->type; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
678 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
679 f->u.stream.off = ngx_quic_stream_bit_off(f->type); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
680 f->u.stream.len = ngx_quic_stream_bit_len(f->type); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
681 f->u.stream.fin = ngx_quic_stream_bit_fin(f->type); |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
682 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
683 p = ngx_quic_parse_int(p, end, &f->u.stream.stream_id); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
684 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
685 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
686 "failed to parse stream frame id"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
687 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
688 } |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
689 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
690 if (f->type & 0x04) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
691 p = ngx_quic_parse_int(p, end, &f->u.stream.offset); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
692 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
693 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
694 "failed to parse stream frame offset"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
695 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
696 } |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
697 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
698 } else { |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
699 f->u.stream.offset = 0; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
700 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
701 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
702 if (f->type & 0x02) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
703 p = ngx_quic_parse_int(p, end, &f->u.stream.length); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
704 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
705 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
706 "failed to parse stream frame length"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
707 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
708 } |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
709 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
710 } else { |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
711 f->u.stream.length = end - p; /* up to packet end */ |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
712 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
713 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
714 p = ngx_quic_read_bytes(p, end, f->u.stream.length, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
715 &f->u.stream.data); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
716 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
717 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
718 "failed to parse stream frame data"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
719 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
720 } |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
721 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
722 ngx_log_debug7(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
723 "STREAM frame { 0x%xi id 0x%xi offset 0x%xi " |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
724 "len 0x%xi bits:off=%d len=%d fin=%d }", |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
725 f->type, f->u.stream.stream_id, f->u.stream.offset, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
726 f->u.stream.length, f->u.stream.off, f->u.stream.len, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
727 f->u.stream.fin); |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
728 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
729 ngx_quic_hexdump0(pkt->log, "STREAM frame contents", |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
730 f->u.stream.data, f->u.stream.length); |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
731 break; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
732 |
7703
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
733 case NGX_QUIC_FT_MAX_DATA: |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
734 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
735 p = ngx_quic_parse_int(p, end, &f->u.max_data.max_data); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
736 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
737 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
738 "failed to parse max data frame"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
739 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
740 } |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
741 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
742 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
743 "MAX_DATA frame { Maximum Data %ui }", |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
744 f->u.max_data.max_data); |
7703
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
745 break; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
746 |
7697
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
747 case NGX_QUIC_FT_RESET_STREAM: |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
748 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
749 p = ngx_quic_parse_int_multi(p, end, &f->u.reset_stream.id, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
750 &f->u.reset_stream.error_code, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
751 &f->u.reset_stream.final_size, NULL); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
752 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
753 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
754 "failed to parse reset stream frame"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
755 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
756 } |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
757 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
758 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
759 "RESET STREAM frame" |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
760 " { id 0x%xi error_code 0x%xi final_size 0x%xi }", |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
761 f->u.reset_stream.id, f->u.reset_stream.error_code, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
762 f->u.reset_stream.final_size); |
7697
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
763 break; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
764 |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
765 case NGX_QUIC_FT_STOP_SENDING: |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
766 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
767 p = ngx_quic_parse_int_multi(p, end, &f->u.stop_sending.id, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
768 &f->u.stop_sending.error_code, NULL); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
769 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
770 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
771 "failed to parse stop sending frame"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
772 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
773 } |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
774 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
775 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
776 "STOP SENDING frame { id 0x%xi error_code 0x%xi}", |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
777 f->u.stop_sending.id, f->u.stop_sending.error_code); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
778 |
7697
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
779 break; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
780 |
7702
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
781 case NGX_QUIC_FT_STREAMS_BLOCKED: |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
782 case NGX_QUIC_FT_STREAMS_BLOCKED2: |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
783 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
784 p = ngx_quic_parse_int(p, end, &f->u.streams_blocked.limit); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
785 if (p == NULL) { |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
786 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
787 "failed to parse streams blocked frame limit"); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
788 return NGX_ERROR; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
789 } |
7702
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
790 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
791 f->u.streams_blocked.bidi = |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
792 (f->type == NGX_QUIC_FT_STREAMS_BLOCKED) ? 1 : 0; |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
793 |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
794 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
795 "STREAMS BLOCKED frame { limit %i bidi: %d }", |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
796 f->u.streams_blocked.limit, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
797 f->u.streams_blocked.bidi); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
798 |
7702
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
799 break; |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
800 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
801 default: |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
802 ngx_log_error(NGX_LOG_ERR, pkt->log, 0, |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
803 "unsupported frame type 0x%xd in packet", f->type); |
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
804 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
805 return NGX_ERROR; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
806 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
807 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
808 return p - start; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
809 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
810 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
811 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
812 ssize_t |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
813 ngx_quic_create_frame(u_char *p, u_char *end, ngx_quic_frame_t *f) |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
814 { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
815 // TODO: handle end arg |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
816 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
817 switch (f->type) { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
818 case NGX_QUIC_FT_ACK: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
819 return ngx_quic_create_ack(p, &f->u.ack); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
820 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
821 case NGX_QUIC_FT_CRYPTO: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
822 return ngx_quic_create_crypto(p, &f->u.crypto); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
823 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
824 case NGX_QUIC_FT_STREAM0: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
825 case NGX_QUIC_FT_STREAM1: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
826 case NGX_QUIC_FT_STREAM2: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
827 case NGX_QUIC_FT_STREAM3: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
828 case NGX_QUIC_FT_STREAM4: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
829 case NGX_QUIC_FT_STREAM5: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
830 case NGX_QUIC_FT_STREAM6: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
831 case NGX_QUIC_FT_STREAM7: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
832 return ngx_quic_create_stream(p, &f->u.stream); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
833 |
7701
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
834 case NGX_QUIC_FT_CONNECTION_CLOSE: |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
835 return ngx_quic_create_close(p, &f->u.close); |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
836 |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
837 case NGX_QUIC_FT_MAX_STREAMS: |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
838 return ngx_quic_create_max_streams(p, &f->u.max_streams); |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
839 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
840 default: |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
841 /* BUG: unsupported frame type generated */ |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
842 return NGX_ERROR; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
843 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
844 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
845 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
846 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
847 static size_t |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
848 ngx_quic_create_ack(u_char *p, ngx_quic_ack_frame_t *ack) |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
849 { |
7710
d60205f37f5a
Fixed ACKs to packet numbers greater than 63.
Roman Arutyunyan <arut@nginx.com>
parents:
7709
diff
changeset
|
850 size_t len; |
d60205f37f5a
Fixed ACKs to packet numbers greater than 63.
Roman Arutyunyan <arut@nginx.com>
parents:
7709
diff
changeset
|
851 u_char *start; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
852 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
853 /* minimal ACK packet */ |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
854 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
855 if (p == NULL) { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
856 len = ngx_quic_varint_len(NGX_QUIC_FT_ACK); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
857 len += ngx_quic_varint_len(ack->pn); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
858 len += ngx_quic_varint_len(0); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
859 len += ngx_quic_varint_len(0); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
860 len += ngx_quic_varint_len(ack->pn); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
861 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
862 return len; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
863 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
864 |
7710
d60205f37f5a
Fixed ACKs to packet numbers greater than 63.
Roman Arutyunyan <arut@nginx.com>
parents:
7709
diff
changeset
|
865 start = p; |
d60205f37f5a
Fixed ACKs to packet numbers greater than 63.
Roman Arutyunyan <arut@nginx.com>
parents:
7709
diff
changeset
|
866 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
867 ngx_quic_build_int(&p, NGX_QUIC_FT_ACK); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
868 ngx_quic_build_int(&p, ack->pn); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
869 ngx_quic_build_int(&p, 0); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
870 ngx_quic_build_int(&p, 0); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
871 ngx_quic_build_int(&p, ack->pn); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
872 |
7710
d60205f37f5a
Fixed ACKs to packet numbers greater than 63.
Roman Arutyunyan <arut@nginx.com>
parents:
7709
diff
changeset
|
873 return p - start; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
874 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
875 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
876 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
877 static size_t |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
878 ngx_quic_create_crypto(u_char *p, ngx_quic_crypto_frame_t *crypto) |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
879 { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
880 size_t len; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
881 u_char *start; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
882 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
883 if (p == NULL) { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
884 len = ngx_quic_varint_len(NGX_QUIC_FT_CRYPTO); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
885 len += ngx_quic_varint_len(crypto->offset); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
886 len += ngx_quic_varint_len(crypto->len); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
887 len += crypto->len; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
888 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
889 return len; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
890 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
891 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
892 start = p; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
893 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
894 ngx_quic_build_int(&p, NGX_QUIC_FT_CRYPTO); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
895 ngx_quic_build_int(&p, crypto->offset); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
896 ngx_quic_build_int(&p, crypto->len); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
897 p = ngx_cpymem(p, crypto->data, crypto->len); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
898 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
899 return p - start; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
900 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
901 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
902 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
903 static size_t |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
904 ngx_quic_create_stream(u_char *p, ngx_quic_stream_frame_t *sf) |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
905 { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
906 size_t len; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
907 u_char *start; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
908 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
909 if (!sf->len) { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
910 #if 0 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
911 ngx_log_error(NGX_LOG_INFO, log, 0, |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
912 "attempt to generate a stream frame without length"); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
913 #endif |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
914 // XXX: handle error in caller |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
915 return NGX_ERROR; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
916 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
917 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
918 if (p == NULL) { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
919 len = ngx_quic_varint_len(sf->type); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
920 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
921 if (sf->off) { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
922 len += ngx_quic_varint_len(sf->offset); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
923 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
924 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
925 len += ngx_quic_varint_len(sf->stream_id); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
926 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
927 /* length is always present in generated frames */ |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
928 len += ngx_quic_varint_len(sf->length); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
929 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
930 len += sf->length; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
931 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
932 return len; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
933 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
934 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
935 start = p; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
936 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
937 ngx_quic_build_int(&p, sf->type); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
938 ngx_quic_build_int(&p, sf->stream_id); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
939 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
940 if (sf->off) { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
941 ngx_quic_build_int(&p, sf->offset); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
942 } |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
943 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
944 /* length is always present in generated frames */ |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
945 ngx_quic_build_int(&p, sf->length); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
946 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
947 p = ngx_cpymem(p, sf->data, sf->length); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
948 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
949 return p - start; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
950 } |
7701
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
951 |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
952 |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
953 static size_t |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
954 ngx_quic_create_max_streams(u_char *p, ngx_quic_max_streams_frame_t *ms) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
955 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
956 size_t len; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
957 u_char *start; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
958 ngx_uint_t type; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
959 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
960 type = ms->bidi ? NGX_QUIC_FT_MAX_STREAMS : NGX_QUIC_FT_MAX_STREAMS2; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
961 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
962 if (p == NULL) { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
963 len = ngx_quic_varint_len(type); |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
964 len += ngx_quic_varint_len(ms->limit); |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
965 return len; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
966 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
967 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
968 start = p; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
969 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
970 ngx_quic_build_int(&p, type); |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
971 ngx_quic_build_int(&p, ms->limit); |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
972 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
973 return p - start; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
974 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
975 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
976 |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
977 ssize_t |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
978 ngx_quic_create_transport_params(u_char *pos, u_char *end, ngx_quic_tp_t *tp) |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
979 { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
980 u_char *p; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
981 size_t len; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
982 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
983 #if (quic_version < 0xff00001b) |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
984 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
985 /* older drafts with static transport parameters encoding */ |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
986 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
987 #define ngx_quic_tp_len(id, value) \ |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
988 4 + ngx_quic_varint_len(value) |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
989 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
990 #define ngx_quic_tp_vint(id, value) \ |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
991 do { \ |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
992 p = ngx_quic_write_uint16(p, id); \ |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
993 p = ngx_quic_write_uint16(p, ngx_quic_varint_len(value)); \ |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
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|
994 ngx_quic_build_int(&p, value); \ |
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Configurable transport parameters.
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|
995 } while (0) |
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Configurable transport parameters.
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|
996 |
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Configurable transport parameters.
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|
997 #else |
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Configurable transport parameters.
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changeset
|
998 |
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Configurable transport parameters.
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changeset
|
999 /* recent drafts with variable integer transport parameters encoding */ |
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Configurable transport parameters.
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changeset
|
1000 |
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Configurable transport parameters.
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|
1001 #define ngx_quic_tp_len(id, value) \ |
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Configurable transport parameters.
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|
1002 ngx_quic_varint_len(id) \ |
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Configurable transport parameters.
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changeset
|
1003 + ngx_quic_varint_len(value) \ |
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Configurable transport parameters.
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changeset
|
1004 + ngx_quic_varint_len(ngx_quic_varint_len(value)) |
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Configurable transport parameters.
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changeset
|
1005 |
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Configurable transport parameters.
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changeset
|
1006 #define ngx_quic_tp_vint(id, value) \ |
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Configurable transport parameters.
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|
1007 do { \ |
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Configurable transport parameters.
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|
1008 ngx_quic_build_int(&p, id); \ |
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Configurable transport parameters.
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changeset
|
1009 ngx_quic_build_int(&p, ngx_quic_varint_len(value)); \ |
e9891e8ee975
Configurable transport parameters.
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|
1010 ngx_quic_build_int(&p, value); \ |
e9891e8ee975
Configurable transport parameters.
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|
1011 } while (0) |
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Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
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changeset
|
1012 |
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Configurable transport parameters.
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diff
changeset
|
1013 #endif |
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Configurable transport parameters.
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changeset
|
1014 |
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Configurable transport parameters.
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diff
changeset
|
1015 p = pos; |
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Configurable transport parameters.
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changeset
|
1016 |
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Configurable transport parameters.
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changeset
|
1017 len = ngx_quic_tp_len(NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT, |
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Configurable transport parameters.
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changeset
|
1018 tp->active_connection_id_limit); |
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Configurable transport parameters.
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changeset
|
1019 |
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Configurable transport parameters.
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changeset
|
1020 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_DATA,tp->initial_max_data); |
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Configurable transport parameters.
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changeset
|
1021 |
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Configurable transport parameters.
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changeset
|
1022 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI, |
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Configurable transport parameters.
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diff
changeset
|
1023 tp->initial_max_streams_uni); |
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Configurable transport parameters.
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changeset
|
1024 |
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Configurable transport parameters.
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changeset
|
1025 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI, |
e9891e8ee975
Configurable transport parameters.
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changeset
|
1026 tp->initial_max_streams_bidi); |
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Configurable transport parameters.
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changeset
|
1027 |
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Configurable transport parameters.
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changeset
|
1028 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL, |
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Configurable transport parameters.
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diff
changeset
|
1029 tp->initial_max_stream_data_bidi_local); |
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Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
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changeset
|
1030 |
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Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
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changeset
|
1031 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE, |
e9891e8ee975
Configurable transport parameters.
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parents:
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changeset
|
1032 tp->initial_max_stream_data_bidi_remote); |
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Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
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changeset
|
1033 |
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Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
1034 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI, |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1035 tp->initial_max_stream_data_uni); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
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changeset
|
1036 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
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changeset
|
1037 if (pos == NULL) { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
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changeset
|
1038 #if (quic_version < 0xff00001b) |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1039 len += ngx_quic_varint_len(len); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
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changeset
|
1040 #endif |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
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changeset
|
1041 return len; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
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changeset
|
1042 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
1043 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1044 #if (quic_version < 0xff00001b) |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
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|
1045 /* TLS extension length */ |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1046 p = ngx_quic_write_uint16(p, len); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1047 #endif |
e9891e8ee975
Configurable transport parameters.
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diff
changeset
|
1048 |
e9891e8ee975
Configurable transport parameters.
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parents:
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changeset
|
1049 ngx_quic_tp_vint(NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT, |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1050 tp->active_connection_id_limit); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
1051 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1052 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_DATA, |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
1053 tp->initial_max_data); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
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changeset
|
1054 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1055 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI, |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1056 tp->initial_max_streams_uni); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1057 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1058 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI, |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1059 tp->initial_max_streams_bidi); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
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changeset
|
1060 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1061 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL, |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1062 tp->initial_max_stream_data_bidi_local); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1063 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1064 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE, |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1065 tp->initial_max_stream_data_bidi_remote); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1066 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1067 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI, |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1068 tp->initial_max_stream_data_uni); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1069 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1070 ngx_quic_hexdump0(ngx_cycle->log, "transport parameters", pos, p - pos); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1071 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1072 return p - pos; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1073 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1074 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
1075 |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7710
diff
changeset
|
1076 static size_t |
7701
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1077 ngx_quic_create_close(u_char *p, ngx_quic_close_frame_t *cl) |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1078 { |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1079 size_t len; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1080 u_char *start; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1081 |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1082 if (p == NULL) { |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1083 len = ngx_quic_varint_len(NGX_QUIC_FT_CONNECTION_CLOSE); |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1084 len += ngx_quic_varint_len(cl->error_code); |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1085 len += ngx_quic_varint_len(cl->frame_type); |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1086 len += ngx_quic_varint_len(cl->reason.len); |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1087 len += cl->reason.len; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1088 |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1089 return len; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1090 } |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1091 |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1092 start = p; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1093 |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1094 ngx_quic_build_int(&p, NGX_QUIC_FT_CONNECTION_CLOSE); |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1095 ngx_quic_build_int(&p, cl->error_code); |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1096 ngx_quic_build_int(&p, cl->frame_type); |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1097 ngx_quic_build_int(&p, cl->reason.len); |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1098 p = ngx_cpymem(p, cl->reason.data, cl->reason.len); |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1099 |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1100 return p - start; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7697
diff
changeset
|
1101 } |