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8226
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1
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2 /*
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3 * Copyright (C) Roman Arutyunyan
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4 * Copyright (C) Nginx, Inc.
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5 */
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6
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7
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8 #ifndef _NGX_HTTP_V3_PARSE_H_INCLUDED_
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9 #define _NGX_HTTP_V3_PARSE_H_INCLUDED_
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10
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11
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12 #include <ngx_config.h>
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13 #include <ngx_core.h>
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14 #include <ngx_http.h>
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15
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16
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17 typedef struct {
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18 ngx_uint_t state;
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19 uint64_t value;
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20 } ngx_http_v3_parse_varlen_int_t;
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21
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22
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23 typedef struct {
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24 ngx_uint_t state;
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25 ngx_uint_t mask;
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26 uint64_t value;
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27 } ngx_http_v3_parse_prefix_int_t;
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28
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29
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30 typedef struct {
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31 ngx_uint_t state;
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32 uint64_t id;
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33 ngx_http_v3_parse_varlen_int_t vlint;
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34 } ngx_http_v3_parse_settings_t;
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35
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36
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37 typedef struct {
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38 ngx_uint_t state;
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39 ngx_uint_t insert_count;
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40 ngx_uint_t delta_base;
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41 ngx_uint_t sign;
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42 ngx_uint_t base;
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43 ngx_http_v3_parse_prefix_int_t pint;
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44 } ngx_http_v3_parse_header_block_prefix_t;
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45
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46
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47 typedef struct {
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48 ngx_uint_t state;
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49 ngx_uint_t length;
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50 ngx_uint_t huffman;
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51 ngx_str_t value;
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52 u_char *last;
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53 u_char huffstate;
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54 } ngx_http_v3_parse_literal_t;
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55
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56
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57 typedef struct {
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58 ngx_uint_t state;
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59 ngx_uint_t index;
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60 ngx_uint_t base;
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61 ngx_uint_t dynamic;
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62
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63 ngx_str_t name;
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64 ngx_str_t value;
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65
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66 ngx_http_v3_parse_prefix_int_t pint;
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67 ngx_http_v3_parse_literal_t literal;
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68 } ngx_http_v3_parse_header_t;
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69
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70
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71 typedef struct {
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72 ngx_uint_t state;
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73 ngx_http_v3_parse_header_t header;
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74 } ngx_http_v3_parse_header_rep_t;
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75
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76
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77 typedef struct {
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78 ngx_uint_t state;
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79 ngx_uint_t length;
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80 ngx_http_v3_parse_varlen_int_t vlint;
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81 ngx_http_v3_parse_header_block_prefix_t prefix;
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82 ngx_http_v3_parse_header_rep_t header_rep;
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83 } ngx_http_v3_parse_headers_t;
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84
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85
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86 typedef struct {
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87 ngx_uint_t state;
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88 ngx_http_v3_parse_header_t header;
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89 ngx_http_v3_parse_prefix_int_t pint;
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90 } ngx_http_v3_parse_encoder_t;
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91
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92
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93 typedef struct {
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94 ngx_uint_t state;
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95 ngx_http_v3_parse_prefix_int_t pint;
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96 } ngx_http_v3_parse_decoder_t;
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97
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98
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99 typedef struct {
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100 ngx_uint_t state;
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101 ngx_uint_t type;
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102 ngx_uint_t length;
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103 ngx_http_v3_parse_varlen_int_t vlint;
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104 ngx_http_v3_parse_settings_t settings;
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105 } ngx_http_v3_parse_control_t;
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106
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107
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108 ngx_int_t ngx_http_v3_parse_varlen_int(ngx_connection_t *c,
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109 ngx_http_v3_parse_varlen_int_t *st, u_char ch);
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110 ngx_int_t ngx_http_v3_parse_prefix_int(ngx_connection_t *c,
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111 ngx_http_v3_parse_prefix_int_t *st, ngx_uint_t prefix, u_char ch);
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112
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113 ngx_int_t ngx_http_v3_parse_headers(ngx_connection_t *c,
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114 ngx_http_v3_parse_headers_t *st, u_char ch);
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115 ngx_int_t ngx_http_v3_parse_header_block_prefix(ngx_connection_t *c,
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116 ngx_http_v3_parse_header_block_prefix_t *st, u_char ch);
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117 ngx_int_t ngx_http_v3_parse_header_rep(ngx_connection_t *c,
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118 ngx_http_v3_parse_header_rep_t *st, ngx_uint_t base, u_char ch);
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119 ngx_int_t ngx_http_v3_parse_literal(ngx_connection_t *c,
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120 ngx_http_v3_parse_literal_t *st, u_char ch);
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121 ngx_int_t ngx_http_v3_parse_header_ri(ngx_connection_t *c,
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122 ngx_http_v3_parse_header_t *st, u_char ch);
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123 ngx_int_t ngx_http_v3_parse_header_lri(ngx_connection_t *c,
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124 ngx_http_v3_parse_header_t *st, u_char ch);
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125 ngx_int_t ngx_http_v3_parse_header_l(ngx_connection_t *c,
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126 ngx_http_v3_parse_header_t *st, u_char ch);
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127 ngx_int_t ngx_http_v3_parse_header_pbi(ngx_connection_t *c,
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128 ngx_http_v3_parse_header_t *st, u_char ch);
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129 ngx_int_t ngx_http_v3_parse_header_lpbi(ngx_connection_t *c,
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130 ngx_http_v3_parse_header_t *st, u_char ch);
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131
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132 ngx_int_t ngx_http_v3_parse_control(ngx_connection_t *c, void *data, u_char ch);
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133 ngx_int_t ngx_http_v3_parse_settings(ngx_connection_t *c,
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134 ngx_http_v3_parse_settings_t *st, u_char ch);
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135
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136 ngx_int_t ngx_http_v3_parse_encoder(ngx_connection_t *c, void *data, u_char ch);
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137 ngx_int_t ngx_http_v3_parse_header_inr(ngx_connection_t *c,
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138 ngx_http_v3_parse_header_t *st, u_char ch);
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139 ngx_int_t ngx_http_v3_parse_header_iwnr(ngx_connection_t *c,
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140 ngx_http_v3_parse_header_t *st, u_char ch);
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141
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142 ngx_int_t ngx_http_v3_parse_decoder(ngx_connection_t *c, void *data, u_char ch);
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143
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144
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145 #endif /* _NGX_HTTP_V3_PARSE_H_INCLUDED_ */
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