Mercurial > hg > nginx
annotate src/http/modules/ngx_http_chunked_filter.c @ 122:cd91e4a1ad0d
nginx-0.0.1-2003-07-23-17:10:12 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Wed, 23 Jul 2003 13:10:12 +0000 |
parents | d7f606e25b99 |
children | e29909bd9b8a |
rev | line source |
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99
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nginx-0.0.1-2003-06-02-19:24:30 import
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1 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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2 #include <ngx_config.h> |
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nginx-0.0.1-2003-06-02-19:24:30 import
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3 #include <ngx_core.h> |
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nginx-0.0.1-2003-06-02-19:24:30 import
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4 #include <ngx_http.h> |
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nginx-0.0.1-2003-06-02-19:24:30 import
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5 |
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6 |
113
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nginx-0.0.1-2003-07-04-19:10:33 import
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7 static int 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
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8 |
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9 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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10 static ngx_http_module_t ngx_http_chunked_filter_module_ctx = { |
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nginx-0.0.1-2003-06-02-19:24:30 import
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11 NULL, /* create main configuration */ |
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nginx-0.0.1-2003-06-02-19:24:30 import
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12 NULL, /* init main configuration */ |
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nginx-0.0.1-2003-06-02-19:24:30 import
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13 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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14 NULL, /* create server configuration */ |
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nginx-0.0.1-2003-06-02-19:24:30 import
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15 NULL, /* merge server configuration */ |
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nginx-0.0.1-2003-06-02-19:24:30 import
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16 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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17 NULL, /* create location configuration */ |
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nginx-0.0.1-2003-06-02-19:24:30 import
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18 NULL, /* merge location configuration */ |
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19 }; |
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20 |
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21 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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22 ngx_module_t ngx_http_chunked_filter_module = { |
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nginx-0.0.1-2003-06-02-19:24:30 import
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23 NGX_MODULE, |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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24 &ngx_http_chunked_filter_module_ctx, /* module context */ |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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25 NULL, /* module directives */ |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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26 NGX_HTTP_MODULE, /* module type */ |
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nginx-0.0.1-2003-07-02-22:51:41 import
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27 ngx_http_chunked_filter_init, /* init module */ |
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nginx-0.0.1-2003-07-04-19:10:33 import
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28 NULL /* init child */ |
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nginx-0.0.1-2003-06-02-19:24:30 import
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29 }; |
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nginx-0.0.1-2003-06-02-19:24:30 import
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30 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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31 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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32 static int (*next_header_filter) (ngx_http_request_t *r); |
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nginx-0.0.1-2003-06-02-19:24:30 import
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33 static int (*next_body_filter) (ngx_http_request_t *r, ngx_chain_t *ch); |
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nginx-0.0.1-2003-06-02-19:24:30 import
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34 |
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35 |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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36 static int ngx_http_chunked_header_filter(ngx_http_request_t *r) |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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37 { |
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nginx-0.0.1-2003-06-02-19:24:30 import
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38 if (r->headers_out.content_length == -1) { |
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nginx-0.0.1-2003-06-02-19:24:30 import
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39 if (r->http_version < NGX_HTTP_VERSION_11) { |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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40 r->keepalive = 0; |
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nginx-0.0.1-2003-06-02-19:24:30 import
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41 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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42 } else { |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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43 r->chunked = 1; |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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44 } |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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45 } |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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46 |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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47 return next_header_filter(r); |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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48 } |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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49 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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50 |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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51 static int ngx_http_chunked_body_filter(ngx_http_request_t *r, ngx_chain_t *in) |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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52 { |
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nginx-0.0.1-2003-06-02-19:24:30 import
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53 char *chunk; |
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nginx-0.0.1-2003-06-02-19:24:30 import
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54 size_t size, len; |
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nginx-0.0.1-2003-06-02-19:24:30 import
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55 ngx_hunk_t *h; |
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nginx-0.0.1-2003-06-02-19:24:30 import
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56 ngx_chain_t *out, *ce, *te, **le; |
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57 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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58 if (in == NULL || !r->chunked) { |
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nginx-0.0.1-2003-06-02-19:24:30 import
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59 return next_body_filter(r, in); |
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nginx-0.0.1-2003-06-02-19:24:30 import
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60 } |
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nginx-0.0.1-2003-06-02-19:24:30 import
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61 |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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62 ngx_test_null(out, ngx_alloc_chain_entry(r->pool), NGX_ERROR); |
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nginx-0.0.1-2003-06-02-19:24:30 import
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63 le = &out->next; |
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nginx-0.0.1-2003-06-02-19:24:30 import
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64 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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65 size = 0; |
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nginx-0.0.1-2003-06-02-19:24:30 import
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66 ce = in; |
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67 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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68 for ( ;; ) { |
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nginx-0.0.1-2003-06-02-19:24:30 import
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69 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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70 if (ce->hunk->type & NGX_HUNK_IN_MEMORY) { |
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nginx-0.0.1-2003-06-02-19:24:30 import
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71 size += ce->hunk->last - ce->hunk->pos; |
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nginx-0.0.1-2003-06-02-19:24:30 import
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72 } else { |
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nginx-0.0.1-2003-06-02-19:24:30 import
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73 size += (size_t) (ce->hunk->file_last - ce->hunk->file_pos); |
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nginx-0.0.1-2003-06-02-19:24:30 import
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74 } |
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nginx-0.0.1-2003-06-02-19:24:30 import
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75 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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76 ngx_test_null(te, ngx_alloc_chain_entry(r->pool), NGX_ERROR); |
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nginx-0.0.1-2003-06-02-19:24:30 import
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77 te->hunk = ce->hunk; |
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nginx-0.0.1-2003-06-02-19:24:30 import
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78 *le = te; |
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nginx-0.0.1-2003-06-02-19:24:30 import
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79 le = &te->next; |
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nginx-0.0.1-2003-06-02-19:24:30 import
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80 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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81 if (ce->next == NULL) { |
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nginx-0.0.1-2003-06-02-19:24:30 import
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82 break; |
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nginx-0.0.1-2003-06-02-19:24:30 import
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83 } |
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nginx-0.0.1-2003-06-02-19:24:30 import
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84 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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85 ce = ce->next; |
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nginx-0.0.1-2003-06-02-19:24:30 import
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86 } |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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87 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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88 ngx_test_null(chunk, ngx_palloc(r->pool, 11), NGX_ERROR); |
103
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nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
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89 len = ngx_snprintf(chunk, 11, SIZEX_FMT CRLF, size); |
99
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nginx-0.0.1-2003-06-02-19:24:30 import
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90 |
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nginx-0.0.1-2003-06-02-19:24:30 import
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91 ngx_test_null(h, ngx_calloc_hunk(r->pool), NGX_ERROR); |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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92 h->type = NGX_HUNK_IN_MEMORY|NGX_HUNK_TEMP; |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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93 h->pos = chunk; |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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94 h->last = chunk + len; |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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95 |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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96 out->hunk = h; |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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97 |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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98 ngx_test_null(h, ngx_calloc_hunk(r->pool), NGX_ERROR); |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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99 |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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100 if (ce->hunk->type & NGX_HUNK_LAST) { |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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101 ce->hunk->type &= ~NGX_HUNK_LAST; |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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102 h->type = NGX_HUNK_IN_MEMORY|NGX_HUNK_MEMORY|NGX_HUNK_LAST; |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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103 h->pos = CRLF "0" CRLF CRLF; |
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nginx-0.0.1-2003-06-02-19:24:30 import
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104 h->last = h->pos + 7; |
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nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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105 |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
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106 } else { |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
107 h->type = NGX_HUNK_IN_MEMORY|NGX_HUNK_MEMORY; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
108 h->pos = CRLF; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
109 h->last = h->pos + 2; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
110 } |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
111 |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
112 ngx_test_null(te, ngx_alloc_chain_entry(r->pool), NGX_ERROR); |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
113 te->hunk = h; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
114 te->next = NULL; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
115 *le = te; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
116 |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
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117 return next_body_filter(r, out); |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
118 } |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
119 |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
120 |
113
d7f606e25b99
nginx-0.0.1-2003-07-04-19:10:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
110
diff
changeset
|
121 static int ngx_http_chunked_filter_init(ngx_cycle_t *cycle) |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
122 { |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
123 next_header_filter = ngx_http_top_header_filter; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
124 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
|
125 |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
126 next_body_filter = ngx_http_top_body_filter; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
127 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
|
128 |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
129 return NGX_OK; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
130 } |