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annotate src/http/ngx_http_header_filter.c @ 13:2aba961a1d34

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nginx-0.0.1-2002-09-16-19:01:44 import
author Igor Sysoev <igor@sysoev.ru>
date Mon, 16 Sep 2002 15:01:44 +0000
parents 4f3879d9b6f6
children d7908993fdeb
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
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2 #include <nginx.h>
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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4 #include <ngx_config.h>
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708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
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5 #include <ngx_core.h>
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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6 #include <ngx_string.h>
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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7 #include <ngx_hunk.h>
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
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8 #include <ngx_http.h>
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d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
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d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
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d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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11 typedef struct {
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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12 int len;
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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13 char *line;
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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14 } line;
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
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17 static line http_codes[] = {
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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18 { 6, "200 OK" }
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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19 };
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
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23 int ngx_http_header_filter(ngx_http_request_t *r)
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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24 {
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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25 int status;
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ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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26 ngx_hunk_t *h;
ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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27 ngx_chain_t *ch;
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28
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708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
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29 ngx_test_null(h, ngx_create_temp_hunk(r->pool, 1024, 0, 64),
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
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30 NGX_ERROR);
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31
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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32 status = r->headers_out->status - NGX_HTTP_OK;
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33
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34 ngx_memcpy(h->last.mem, "HTTP/1.1 ", 9);
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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35 h->last.mem += 9;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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36 ngx_memcpy(h->last.mem, http_codes[status].line, http_codes[status].len);
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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37 h->last.mem += http_codes[status].len;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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38 *(h->last.mem++) = CR; *(h->last.mem++) = LF;
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39
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40 #if 1
2aba961a1d34 nginx-0.0.1-2002-09-16-19:01:44 import
Igor Sysoev <igor@sysoev.ru>
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41 r->keepalive = 1;
2aba961a1d34 nginx-0.0.1-2002-09-16-19:01:44 import
Igor Sysoev <igor@sysoev.ru>
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42 ngx_memcpy(h->last.mem, "Connection: keep-alive" CRLF, 24);
2aba961a1d34 nginx-0.0.1-2002-09-16-19:01:44 import
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43 h->last.mem += 24;
2aba961a1d34 nginx-0.0.1-2002-09-16-19:01:44 import
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44 #endif
2aba961a1d34 nginx-0.0.1-2002-09-16-19:01:44 import
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45
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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46 /*
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2aba961a1d34 nginx-0.0.1-2002-09-16-19:01:44 import
Igor Sysoev <igor@sysoev.ru>
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47 ngx_memcpy(h->last.mem, "Date: ", 6);
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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48 h->last.mem += 6;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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49 h->last.mem += ngx_http_get_time(h->last.mem, time(NULL));
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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50 *(h->last.mem++) = CR; *(h->last.mem++) = LF;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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51 */
1
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d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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53 /* 2^64 is 20 characters */
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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54 if (r->headers_out->content_length)
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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55 h->last.mem += ngx_snprintf(h->last.mem, 49, "Content-Length: %d" CRLF,
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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56 r->headers_out->content_length);
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d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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58 /* check */
d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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59
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60 if (r->headers_out->content_type)
2aba961a1d34 nginx-0.0.1-2002-09-16-19:01:44 import
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61 h->last.mem += ngx_snprintf(h->last.mem, 100, "Content-Type: %s" CRLF,
2aba961a1d34 nginx-0.0.1-2002-09-16-19:01:44 import
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62 r->headers_out->content_type);
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63
2aba961a1d34 nginx-0.0.1-2002-09-16-19:01:44 import
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64 ngx_memcpy(h->last.mem, "Server: ", 8);
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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65 h->last.mem += 8;
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d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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66 if (r->headers_out->server) {
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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67 h->last.mem = ngx_cpystrn(h->last.mem, r->headers_out->server,
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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68 h->end - h->last.mem);
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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69 /* check space */
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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70
1
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71 } else {
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2aba961a1d34 nginx-0.0.1-2002-09-16-19:01:44 import
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72 ngx_memcpy(h->last.mem, NGINX_VER, sizeof(NGINX_VER) - 1);
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73 h->last.mem += sizeof(NGINX_VER) - 1;
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74 }
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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75 *(h->last.mem++) = CR; *(h->last.mem++) = LF;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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76
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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77 /* end of HTTP header */
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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78 *(h->last.mem++) = CR; *(h->last.mem++) = LF;
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ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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80 ngx_test_null(ch, ngx_palloc(r->pool, sizeof(ngx_chain_t)),
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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81 /* STUB */
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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82 -1);
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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83 /*
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ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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84 NGX_HTTP_FILTER_ERROR);
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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85 */
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ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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86
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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87 ch->hunk = h;
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ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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88 ch->next = NULL;
ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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89
ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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90 return ngx_http_write_filter(r, ch);
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d220029ac7f3 nginx-0.0.1-2002-08-15-21:20:26 import
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91 }