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annotate src/event/ngx_event_proxy.h @ 83:a7e45c45a95c

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nginx-0.0.1-2003-04-28-19:06:39 import
author Igor Sysoev <igor@sysoev.ru>
date Mon, 28 Apr 2003 15:06:39 +0000
parents 9f81437e0ad3
children 54307053f185
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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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5 #include <ngx_config.h>
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6 #include <ngx_core.h>
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7 #include <ngx_hunk.h>
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8 #include <ngx_file.h>
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9 #include <ngx_files.h>
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10 #include <ngx_connection.h>
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13 typedef struct ngx_event_proxy_s ngx_event_proxy_t;
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15 typedef int (*ngx_event_proxy_input_filter_pt)(ngx_event_proxy_t *p,
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16 ngx_chain_t *chain);
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17 typedef int (*ngx_event_proxy_output_filter_pt)(void *data, ngx_hunk_t *hunk);
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20 struct ngx_event_proxy_s {
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21 ngx_chain_t *read_hunks;
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22 ngx_chain_t *last_read_hunk;
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24 ngx_chain_t *file_hunks;
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26 ngx_chain_t *in_hunks;
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27 ngx_chain_t *last_in_hunk;
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29 ngx_chain_t *out_hunks;
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30 ngx_chain_t *last_out_hunk;
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32 ngx_chain_t *free_hunks;
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33 #if 0
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34 ngx_chain_t *last_free_hunk;
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35 #endif
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37 ngx_hunk_t *busy_hunk;
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38
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39 ngx_event_proxy_input_filter_pt input_filter;
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40 void *input_data;
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42 ngx_event_proxy_output_filter_pt output_filter;
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43 void *output_data;
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45 unsigned cachable:1;
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46 unsigned fatal_error:1;
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47 unsigned block_upstream:1;
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48 unsigned upstream_eof:1;
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49 unsigned upstream_error:1;
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50 unsigned downstream_eof:1;
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51 unsigned downstream_error:1;
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53 int upstream_level;
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54 int downstream_level;
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56 int allocated;
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57 int block_size;
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58 int max_block_size;
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60 off_t temp_offset;
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61 off_t max_temp_file_size;
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62 int temp_file_write_size;
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64 ngx_connection_t *upstream;
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65 ngx_connection_t *downstream;
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67 ngx_pool_t *pool;
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68 ngx_log_t *log;
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70 ngx_chain_t *preread_hunks;
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71 #if 0
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72 ngx_chain_t *last_preread_hunk;
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73 #endif
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74 int preread_size;
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76 ngx_file_t *temp_file;
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77 ngx_path_t *temp_path;
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78 char *temp_file_warn;
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79 };
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82 int ngx_event_proxy_read_upstream(ngx_event_proxy_t *p);
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83 int ngx_event_proxy_write_to_downstream(ngx_event_proxy_t *p);
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84 int ngx_event_proxy_write_chain_to_temp_file(ngx_event_proxy_t *p);
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87 #endif /* _NGX_EVENT_PROXY_H_INCLUDED_ */