nginx/src/http/ngx_http.h

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#ifndef _NGX_HTTP_H_INCLUDED_
#define _NGX_HTTP_H_INCLUDED_
#include <ngx_config.h>
#include <ngx_types.h>
#include <ngx_string.h>
#include <ngx_table.h>
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#include <ngx_hunk.h>
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#include <ngx_files.h>
#include <ngx_connection.h>
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#include <ngx_config_file.h>
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#define NGX_HTTP_VERSION_10 1000
#define NGX_HTTP_GET 1
#define NGX_HTTP_HEAD 2
#define NGX_HTTP_POST 3
#define NGX_HTTP_CONN_CLOSE 0
#define NGX_HTTP_CONN_KEEP_ALIVE 1
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#define NGX_HTTP_PARSE_HEADER_DONE 1
#define NGX_HTTP_PARSE_INVALID_METHOD 10
#define NGX_HTTP_PARSE_INVALID_REQUEST 11
#define NGX_HTTP_PARSE_TOO_LONG_URI 12
#define NGX_HTTP_PARSE_INVALID_HEAD 13
#define NGX_HTTP_PARSE_INVALID_HEADER 14
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#define NGX_HTTP_OK 200
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#define NGX_HTTP_SPECIAL_RESPONSE 300
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#define NGX_HTTP_MOVED_PERMANENTLY 301
#define NGX_HTTP_MOVED_TEMPORARILY 302
#define NGX_HTTP_NOT_MODIFIED 304
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#define NGX_HTTP_BAD_REQUEST 400
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#define NGX_HTTP_NOT_FOUND 404
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#define NGX_HTTP_REQUEST_URI_TOO_LARGE 414
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#define NGX_HTTP_INTERNAL_SERVER_ERROR 500
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#define NGX_HTTP_STATIC_HANDLER 0
#define NGX_HTTP_DIRECTORY_HANDLER 1
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typedef struct {
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char *doc_root;
size_t doc_root_len;
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size_t connection_pool_size;
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size_t request_pool_size;
size_t header_buffer_size;
size_t discarded_buffer_size;
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ngx_msec_t header_timeout;
ngx_msec_t lingering_timeout;
time_t lingering_time;
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} ngx_http_server_t;
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typedef struct {
int len;
char *data;
int offset;
} ngx_http_header_t;
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typedef struct {
ngx_table_elt_t *host;
ngx_table_elt_t *connection;
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ngx_table_elt_t *if_modified_since;
ngx_table_elt_t *user_agent;
ngx_table_elt_t *accept_encoding;
ngx_table_t *headers;
} ngx_http_headers_in_t;
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typedef struct {
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int status;
ngx_str_t status_line;
ngx_table_elt_t *server;
ngx_table_elt_t *date;
ngx_table_elt_t *content_type;
ngx_table_elt_t *location;
ngx_table_elt_t *last_modified;
ngx_table_t *headers;
off_t content_length;
char *charset;
char *etag;
time_t date_time;
time_t last_modified_time;
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} ngx_http_headers_out_t;
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typedef struct ngx_http_request_s ngx_http_request_t;
struct ngx_http_request_s {
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ngx_file_t file;
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#if 0
ngx_str_t filename;
ngx_file_info_t fileinfo;
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ngx_fd_t fd;
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int filename_len;
#endif
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void **ctx;
void **loc_conf;
void **srv_conf;
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ngx_pool_t *pool;
ngx_hunk_t *header_in;
ngx_http_headers_in_t headers_in;
ngx_http_headers_out_t headers_out;
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int (*handler)(ngx_http_request_t *r);
int method;
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time_t lingering_time;
int http_version;
int http_major;
int http_minor;
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ngx_str_t request_line;
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ngx_str_t uri;
ngx_str_t exten;
ngx_http_request_t *main;
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ngx_connection_t *connection;
ngx_http_server_t *server;
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int filter;
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ssize_t client_content_length;
char *discarded_buffer;
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unsigned keepalive:1;
unsigned lingering_close:1;
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unsigned header_read:1;
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unsigned header_timeout:1;
unsigned logging:1;
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unsigned header_only:1;
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unsigned unusual_uri:1; /* URI is not started with '/' - "GET http://" */
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unsigned complex_uri:1; /* URI with "/." or with "//" (WIN32) */
int state;
char *uri_start;
char *uri_end;
char *uri_ext;
char *args_start;
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char *request_end;
char *header_name_start;
char *header_name_end;
char *header_start;
char *header_end;
#ifdef NGX_EVENT
int (*state_handler)(ngx_http_request_t *r);
#endif
};
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typedef struct {
char *action;
char *client;
char *url;
} ngx_http_log_ctx_t;
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typedef struct {
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int index;
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void *(*create_srv_conf)(ngx_pool_t *p);
void *(*create_loc_conf)(ngx_pool_t *p);
ngx_command_t *commands;
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int (*init_module)(ngx_pool_t *p);
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int (*translate_handler)(ngx_http_request_t *r);
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int (*output_header_filter) (ngx_http_request_t *r);
int (*next_output_header_filter) (ngx_http_request_t *r);
int (*output_body_filter)();
int (*next_output_body_filter)
(ngx_http_request_t *r, ngx_chain_t *ch);
#if 0
int (*next_output_body_filter)(int (**next_filter)
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(ngx_http_request_t *r, ngx_chain_t *ch));
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#endif
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} ngx_http_module_t;
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#define NGX_HTTP_MODULE 0
#define ngx_get_module_loc_conf(r, module) r->loc_conf[module.index]
#define ngx_get_module_ctx(r, module) r->ctx[module.index]
#define ngx_http_create_ctx(r, cx, module, size) \
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do { \
ngx_test_null(cx, ngx_pcalloc(r->pool, size), NGX_ERROR); \
r->ctx[module.index] = cx; \
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} while (0)
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/* STUB */
#define NGX_INDEX "index.html"
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/* STUB */
int ngx_http_init(ngx_pool_t *pool, ngx_log_t *log);
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/**/
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int ngx_http_init_connection(ngx_connection_t *c);
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int ngx_http_discard_body(ngx_http_request_t *r);
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extern int ngx_max_module;
extern ngx_http_module_t *ngx_http_modules[];
#endif /* _NGX_HTTP_H_INCLUDED_ */