Mercurial > hg > nginx-quic
annotate src/http/modules/ngx_http_header_filter.c @ 4:c5f071d376e5
nginx-0.0.1-2002-08-22-19:24:03 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 22 Aug 2002 15:24:03 +0000 |
parents | 34a521b1a148 |
children | 708f8bb772ec |
rev | line source |
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2 #include <nginx.h> |
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4 #include <ngx_config.h> |
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5 #include <ngx_string.h> |
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6 #include <ngx_hunk.h> |
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7 #include <ngx_http.h> |
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8 |
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9 |
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10 typedef struct { |
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11 int len; |
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12 char *line; |
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13 } line; |
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14 |
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15 |
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16 static line http_codes[] = { |
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17 { 6, "200 OK" } |
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18 }; |
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19 |
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20 |
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21 |
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22 int ngx_http_header_filter(ngx_http_request_t *r) |
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23 { |
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24 int status; |
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25 ngx_hunk_t *h; |
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26 ngx_chain_t *ch; |
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27 |
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28 ngx_test_null(h, ngx_get_hunk(r->pool, 1024, 0, 64), |
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29 /* STUB */ |
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30 -1); |
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31 /* |
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32 NGX_HTTP_FILTER_ERROR); |
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33 */ |
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34 |
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35 status = r->headers_out->status - NGX_HTTP_OK; |
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36 |
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37 ngx_memcpy(h->last.mem, "HTTP/1.0 ", 9); |
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38 h->last.mem += 9; |
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39 ngx_memcpy(h->last.mem, http_codes[status].line, http_codes[status].len); |
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40 h->last.mem += http_codes[status].len; |
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41 *(h->last.mem++) = CR; *(h->last.mem++) = LF; |
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42 |
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43 /* |
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44 memcpy(h->last.mem, "Date: ", 6); |
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45 h->last.mem += 6; |
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46 h->last.mem += ngx_http_get_time(h->last.mem, time(NULL)); |
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47 *(h->last.mem++) = CR; *(h->last.mem++) = LF; |
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48 */ |
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49 |
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50 /* 2^64 is 20 characters */ |
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51 if (r->headers_out->content_length) |
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52 h->last.mem += ngx_snprintf(h->last.mem, 49, "Content-Length: %d" CRLF, |
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53 r->headers_out->content_length); |
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54 |
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55 /* check */ |
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56 |
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57 memcpy(h->last.mem, "Server: ", 8); |
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58 h->last.mem += 8; |
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59 if (r->headers_out->server) { |
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60 h->last.mem = ngx_cpystrn(h->last.mem, r->headers_out->server, |
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61 h->end - h->last.mem); |
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62 |
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63 /* check space */ |
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64 |
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65 } else { |
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66 ngx_memcpy(h->last.mem, NGINX_VER, sizeof(NGINX_VER)); |
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67 h->last.mem += sizeof(NGINX_VER); |
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68 } |
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69 *(h->last.mem++) = CR; *(h->last.mem++) = LF; |
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70 |
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71 /* end of HTTP header */ |
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72 *(h->last.mem++) = CR; *(h->last.mem++) = LF; |
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73 |
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74 ngx_test_null(ch, ngx_palloc(r->pool, sizeof(ngx_chain_t)), |
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75 /* STUB */ |
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76 -1); |
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77 /* |
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78 NGX_HTTP_FILTER_ERROR); |
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79 */ |
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80 |
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81 ch->hunk = h; |
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82 ch->next = NULL; |
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83 |
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84 return ngx_http_write_filter(r, ch); |
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85 } |