Mercurial > hg > nginx-quic
annotate src/http/modules/ngx_http_chunked_filter_module.c @ 517:dadfa78d2270 release-0.1.33
nginx-0.1.33-RELEASE import
*) Bugfix: nginx could not be built with the --without-pcre parameter;
the bug had appeared in 0.1.29.
*) Bugfix: 3, 4, 7, and 8 the "proxy_set_header" directives in one
level cause the bus fault on start up.
*) Bugfix: the HTTP protocol was specified in the HTTPS redirects.
*) Bugfix: if the "rewrite" directive used the captures inside the "if"
directive, then the 500 error code was returned.
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Mon, 23 May 2005 12:07:45 +0000 |
parents | 9b8c906f6e63 |
children | b09ee85d0ac8 |
rev | line source |
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441
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1 |
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2 /* |
444
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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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_http.h> |
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10 |
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12 static ngx_int_t ngx_http_chunked_filter_init(ngx_cycle_t *cycle); |
99
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13 |
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14 |
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15 static ngx_http_module_t ngx_http_chunked_filter_module_ctx = { |
509 | 16 NULL, /* preconfiguration */ |
17 NULL, /* postconfiguration */ | |
177
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18 |
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19 NULL, /* create main configuration */ |
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20 NULL, /* init main configuration */ |
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21 |
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22 NULL, /* create server configuration */ |
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23 NULL, /* merge server configuration */ |
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24 |
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25 NULL, /* create location configuration */ |
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26 NULL, /* merge location configuration */ |
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27 }; |
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28 |
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29 |
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30 ngx_module_t ngx_http_chunked_filter_module = { |
509 | 31 NGX_MODULE_V1, |
99
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32 &ngx_http_chunked_filter_module_ctx, /* module context */ |
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33 NULL, /* module directives */ |
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34 NGX_HTTP_MODULE, /* module type */ |
110
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35 ngx_http_chunked_filter_init, /* init module */ |
461 | 36 NULL /* init process */ |
99
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37 }; |
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38 |
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39 |
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40 static ngx_http_output_header_filter_pt ngx_http_next_header_filter; |
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41 static ngx_http_output_body_filter_pt ngx_http_next_body_filter; |
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42 |
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43 |
501 | 44 static ngx_int_t |
45 ngx_http_chunked_header_filter(ngx_http_request_t *r) | |
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46 { |
509 | 47 if (r->headers_out.status == NGX_HTTP_NOT_MODIFIED || r->main) { |
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48 return ngx_http_next_header_filter(r); |
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49 } |
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50 |
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51 if (r->headers_out.content_length_n == -1) { |
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52 if (r->http_version < NGX_HTTP_VERSION_11) { |
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53 r->keepalive = 0; |
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54 |
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55 } else { |
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56 r->chunked = 1; |
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57 } |
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58 } |
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59 |
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60 return ngx_http_next_header_filter(r); |
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61 } |
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62 |
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63 |
501 | 64 static ngx_int_t |
65 ngx_http_chunked_body_filter(ngx_http_request_t *r, ngx_chain_t *in) | |
99
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66 { |
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67 u_char *chunk; |
473 | 68 off_t size; |
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69 ngx_buf_t *b; |
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70 ngx_chain_t out, tail, *cl, *tl, **ll; |
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71 |
483 | 72 if (in == NULL || !r->chunked || r->header_only) { |
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73 return ngx_http_next_body_filter(r, in); |
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74 } |
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75 |
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76 out.buf = NULL; |
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77 ll = &out.next; |
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78 |
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79 size = 0; |
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80 cl = in; |
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81 |
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82 for ( ;; ) { |
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83 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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84 "http chunk: %d", ngx_buf_size(cl->buf)); |
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85 |
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86 size += ngx_buf_size(cl->buf); |
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87 |
452 | 88 if (cl->buf->flush || ngx_buf_in_memory(cl->buf) || cl->buf->in_file) { |
461 | 89 |
501 | 90 tl = ngx_alloc_chain_link(r->pool); |
91 if (tl == NULL) { | |
461 | 92 return NGX_ERROR; |
93 } | |
94 | |
452 | 95 tl->buf = cl->buf; |
96 *ll = tl; | |
97 ll = &tl->next; | |
98 } | |
99
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99 |
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100 if (cl->next == NULL) { |
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101 break; |
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102 } |
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103 |
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104 cl = cl->next; |
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105 } |
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106 |
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107 if (size) { |
501 | 108 b = ngx_calloc_buf(r->pool); |
109 if (b == NULL) { | |
455 | 110 return NGX_ERROR; |
111 } | |
112 | |
501 | 113 /* the "0000000000000000" is 64-bit hexadimal string */ |
114 | |
473 | 115 chunk = ngx_palloc(r->pool, sizeof("0000000000000000" CRLF) - 1); |
116 if (chunk == NULL) { | |
455 | 117 return NGX_ERROR; |
118 } | |
119 | |
120 b->temporary = 1; | |
121 b->pos = chunk; | |
473 | 122 b->last = ngx_sprintf(chunk, "%xO" CRLF, size); |
455 | 123 |
124 out.buf = b; | |
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125 } |
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126 |
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127 if (cl->buf->last_buf) { |
501 | 128 b = ngx_calloc_buf(r->pool); |
129 if (b == NULL) { | |
461 | 130 return NGX_ERROR; |
131 } | |
132 | |
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133 b->memory = 1; |
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134 b->last_buf = 1; |
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135 b->pos = (u_char *) CRLF "0" CRLF CRLF; |
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136 b->last = b->pos + 7; |
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137 |
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138 cl->buf->last_buf = 0; |
336
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nginx-0.0.3-2004-05-18-19:29:08 import
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139 |
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nginx-0.0.3-2004-05-18-19:29:08 import
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140 if (size == 0) { |
343
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nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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141 b->pos += 2; |
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nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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142 out.buf = b; |
337
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nginx-0.0.3-2004-05-19-00:28:54 import
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143 out.next = NULL; |
336
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144 |
337
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nginx-0.0.3-2004-05-19-00:28:54 import
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145 return ngx_http_next_body_filter(r, &out); |
336
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nginx-0.0.3-2004-05-18-19:29:08 import
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146 } |
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nginx-0.0.3-2004-05-18-19:29:08 import
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parents:
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147 |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
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148 } else { |
336
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nginx-0.0.3-2004-05-18-19:29:08 import
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parents:
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149 if (size == 0) { |
ca9a7f8c86da
nginx-0.0.3-2004-05-18-19:29:08 import
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150 *ll = NULL; |
337
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parents:
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151 return ngx_http_next_body_filter(r, out.next); |
336
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nginx-0.0.3-2004-05-18-19:29:08 import
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parents:
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152 } |
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nginx-0.0.3-2004-05-18-19:29:08 import
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153 |
501 | 154 b = ngx_calloc_buf(r->pool); |
155 if (b == NULL) { | |
461 | 156 return NGX_ERROR; |
157 } | |
158 | |
343
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nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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parents:
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159 b->memory = 1; |
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nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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parents:
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160 b->pos = (u_char *) CRLF; |
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nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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parents:
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161 b->last = b->pos + 2; |
99
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nginx-0.0.1-2003-06-02-19:24:30 import
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parents:
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162 } |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
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163 |
343
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nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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parents:
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164 tail.buf = b; |
337
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nginx-0.0.3-2004-05-19-00:28:54 import
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parents:
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diff
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165 tail.next = NULL; |
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nginx-0.0.3-2004-05-19-00:28:54 import
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parents:
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166 *ll = &tail; |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
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parents:
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167 |
337
4feff829a849
nginx-0.0.3-2004-05-19-00:28:54 import
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parents:
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168 return ngx_http_next_body_filter(r, &out); |
99
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
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169 } |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
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170 |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
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parents:
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171 |
501 | 172 static ngx_int_t |
173 ngx_http_chunked_filter_init(ngx_cycle_t *cycle) | |
99
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
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174 { |
155
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nginx-0.0.1-2003-10-22-20:38:26 import
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parents:
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175 ngx_http_next_header_filter = ngx_http_top_header_filter; |
99
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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176 ngx_http_top_header_filter = ngx_http_chunked_header_filter; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
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177 |
155
46eb23d9471d
nginx-0.0.1-2003-10-22-20:38:26 import
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parents:
153
diff
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178 ngx_http_next_body_filter = ngx_http_top_body_filter; |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
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parents:
diff
changeset
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179 ngx_http_top_body_filter = ngx_http_chunked_body_filter; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
180 |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
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181 return NGX_OK; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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182 } |