nginx/src/http/ngx_http.h

   1
   2 /*
   3  * Copyright (C) Igor Sysoev
   4  */
   5
   6
   7 #ifndef _NGX_HTTP_H_INCLUDED_
   8 #define _NGX_HTTP_H_INCLUDED_
   9
  10
  11 #include <ngx_config.h>
  12 #include <ngx_core.h>
  13 #include <ngx_garbage_collector.h>
  14
  15
  16 typedef struct ngx_http_request_s   ngx_http_request_t;
  17 typedef struct ngx_http_upstream_s  ngx_http_upstream_t;
  18 typedef struct ngx_http_log_ctx_s   ngx_http_log_ctx_t;
  19
  20 typedef ngx_int_t (*ngx_http_header_handler_pt)(ngx_http_request_t *r,
  21     ngx_table_elt_t *h, ngx_uint_t offset);
  22 typedef u_char *(*ngx_http_log_handler_pt)(ngx_http_request_t *r,
  23     ngx_http_request_t *sr, u_char *buf, size_t len);
  24
  25
  26 #if (NGX_HTTP_CACHE)
  27 #include <ngx_http_cache.h>
  28 #endif
  29 /* STUB */
  30 #include <ngx_http_cache.h>
  31
  32 #include <ngx_http_variables.h>
  33 #include <ngx_http_request.h>
  34 #include <ngx_http_upstream.h>
  35 #include <ngx_http_upstream_round_robin.h>
  36 #include <ngx_http_config.h>
  37 #include <ngx_http_busy_lock.h>
  38 #include <ngx_http_core_module.h>
  39 #include <ngx_http_script.h>
  40
  41 #if (NGX_HTTP_SSI)
  42 #include <ngx_http_ssi_filter_module.h>
  43 #endif
  44 #if (NGX_HTTP_SSL)
  45 #include <ngx_http_ssl_module.h>
  46 #endif
  47
  48
  49 struct ngx_http_log_ctx_s {
  50     ngx_connection_t    *connection;
  51     ngx_http_request_t  *request;
  52     ngx_http_request_t  *current_request;
  53 };
  54
  55
  56 #define ngx_http_get_module_ctx(r, module)  (r)->ctx[module.ctx_index]
  57 #define ngx_http_set_ctx(r, c, module)      r->ctx[module.ctx_index] = c;
  58
  59
  60 ngx_int_t ngx_http_add_location(ngx_conf_t *cf, ngx_queue_t **locations,
  61     ngx_http_core_loc_conf_t *clcf);
  62
  63
  64 void ngx_http_init_connection(ngx_connection_t *c);
  65
  66 #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME
  67 int ngx_http_ssl_servername(ngx_ssl_conn_t *ssl_conn, int *ad, void *arg);
  68 #endif
  69
  70 ngx_int_t ngx_http_parse_request_line(ngx_http_request_t *r, ngx_buf_t *b);
  71 ngx_int_t ngx_http_parse_complex_uri(ngx_http_request_t *r,
  72     ngx_uint_t merge_slashes);
  73 ngx_int_t ngx_http_parse_unsafe_uri(ngx_http_request_t *r, ngx_str_t *uri,
  74     ngx_str_t *args, ngx_uint_t *flags);
  75 ngx_int_t ngx_http_parse_header_line(ngx_http_request_t *r, ngx_buf_t *b,
  76     ngx_uint_t allow_underscores);
  77 ngx_int_t ngx_http_parse_multi_header_lines(ngx_array_t *headers,
  78     ngx_str_t *name, ngx_str_t *value);
  79 ngx_int_t ngx_http_arg(ngx_http_request_t *r, u_char *name, size_t len,
  80     ngx_str_t *value);
  81
  82
  83 ngx_int_t ngx_http_find_server_conf(ngx_http_request_t *r);
  84 void ngx_http_update_location_config(ngx_http_request_t *r);
  85 void ngx_http_handler(ngx_http_request_t *r);
  86 void ngx_http_run_posted_requests(ngx_connection_t *c);
  87 ngx_int_t ngx_http_post_request(ngx_http_request_t *r);
  88 void ngx_http_finalize_request(ngx_http_request_t *r, ngx_int_t rc);
  89
  90 void ngx_http_empty_handler(ngx_event_t *wev);
  91 void ngx_http_request_empty_handler(ngx_http_request_t *r);
  92
  93
  94 #define NGX_HTTP_LAST   1
  95 #define NGX_HTTP_FLUSH  2
  96
  97 ngx_int_t ngx_http_send_special(ngx_http_request_t *r, ngx_uint_t flags);
  98
  99
 100 ngx_int_t ngx_http_read_client_request_body(ngx_http_request_t *r,
 101     ngx_http_client_body_handler_pt post_handler);
 102
 103 ngx_int_t ngx_http_send_header(ngx_http_request_t *r);
 104 ngx_int_t ngx_http_special_response_handler(ngx_http_request_t *r,
 105     ngx_int_t error);
 106
 107
 108 time_t ngx_http_parse_time(u_char *value, size_t len);
 109 size_t ngx_http_get_time(char *buf, time_t t);
 110
 111
 112
 113 ngx_int_t ngx_http_discard_request_body(ngx_http_request_t *r);
 114 void ngx_http_block_reading(ngx_http_request_t *r);
 115 void ngx_http_test_reading(ngx_http_request_t *r);
 116
 117
 118 char *ngx_http_types_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
 119 char *ngx_http_merge_types(ngx_conf_t *cf, ngx_array_t *keys,
 120     ngx_hash_t *types_hash, ngx_array_t *prev_keys, ngx_hash_t *prev_types_hash,
 121     ngx_str_t *default_types);
 122 ngx_int_t ngx_http_set_default_types(ngx_conf_t *cf, ngx_array_t **types,
 123     ngx_str_t *default_type);
 124
 125
 126 extern ngx_module_t  ngx_http_module;
 127
 128 extern ngx_str_t  ngx_http_html_default_types[];
 129
 130
 131 extern ngx_http_output_header_filter_pt  ngx_http_top_header_filter;
 132 extern ngx_http_output_body_filter_pt    ngx_http_top_body_filter;
 133
 134
 135 #endif /* _NGX_HTTP_H_INCLUDED_ */