Mercurial > hg > nginx
annotate src/event/ngx_event_proxy.h @ 148:5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 16 Oct 2003 20:19:16 +0000 |
parents | be71fca7f9d7 |
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nginx-0.0.1-2003-04-14-21:04:58 import
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1 #ifndef _NGX_EVENT_PROXY_H_INCLUDED_ |
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2 #define _NGX_EVENT_PROXY_H_INCLUDED_ |
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3 |
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4 |
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5 #include <ngx_config.h> |
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6 #include <ngx_core.h> |
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7 #include <ngx_event.h> |
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8 |
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10 typedef struct ngx_event_proxy_s ngx_event_proxy_t; |
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12 typedef int (*ngx_event_proxy_input_filter_pt)(ngx_event_proxy_t *p, |
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13 ngx_hunk_t *hunk); |
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14 typedef int (*ngx_event_proxy_output_filter_pt)(void *data, ngx_hunk_t *hunk); |
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16 |
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17 struct ngx_event_proxy_s { |
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18 ngx_chain_t *free_raw_hunks; |
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19 ngx_chain_t *in; |
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20 ngx_chain_t **last_in; |
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22 ngx_chain_t *out; |
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23 ngx_chain_t **last_out; |
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24 |
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25 ngx_chain_t *free; |
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26 ngx_chain_t *busy; |
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28 /* |
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29 * the input filter i.e. that moves HTTP/1.1 chunks |
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30 * from the raw hunks to an incoming chain |
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31 */ |
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33 ngx_event_proxy_input_filter_pt input_filter; |
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34 void *input_ctx; |
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35 |
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36 ngx_event_proxy_output_filter_pt output_filter; |
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37 void *output_ctx; |
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38 |
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39 unsigned cachable:1; |
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40 unsigned upstream_done:1; |
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41 unsigned upstream_eof:1; |
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42 unsigned upstream_error:1; |
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43 unsigned downstream_done:1; |
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44 unsigned downstream_error:1; |
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46 int upstream_level; |
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47 int downstream_level; |
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49 int hunks; |
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50 ngx_bufs_t bufs; |
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52 size_t busy_len; |
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53 size_t max_busy_len; |
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55 off_t temp_offset; |
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56 off_t max_temp_file_size; |
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57 int temp_file_write_size; |
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58 |
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59 ngx_connection_t *upstream; |
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60 ngx_connection_t *downstream; |
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61 |
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62 ngx_pool_t *pool; |
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63 ngx_log_t *log; |
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65 ngx_chain_t *preread_hunks; |
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66 int preread_size; |
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67 |
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68 ngx_file_t *temp_file; |
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69 ngx_path_t *temp_path; |
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70 char *temp_file_warn; |
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71 }; |
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72 |
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74 int ngx_event_proxy_read_upstream(ngx_event_proxy_t *p); |
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75 int ngx_event_proxy_write_to_downstream(ngx_event_proxy_t *p); |
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76 int ngx_event_proxy_copy_input_filter(ngx_event_proxy_t *p, ngx_hunk_t *hunk); |
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79 #endif /* _NGX_EVENT_PROXY_H_INCLUDED_ */ |