| |
| /* |
| * Copyright (C) Igor Sysoev |
| */ |
| |
| |
| #ifndef _NGX_HTTP_CONF_FILE_H_INCLUDED_ |
| #define _NGX_HTTP_CONF_FILE_H_INCLUDED_ |
| |
| |
| #include <ngx_config.h> |
| #include <ngx_core.h> |
| |
| |
| /* |
| * AAAA number of agruments |
| * FF command flags |
| * TT command type, i.e. HTTP "location" or "server" command |
| */ |
| |
| #define NGX_CONF_NOARGS 0x00000001 |
| #define NGX_CONF_TAKE1 0x00000002 |
| #define NGX_CONF_TAKE2 0x00000004 |
| #define NGX_CONF_TAKE3 0x00000008 |
| #define NGX_CONF_TAKE4 0x00000010 |
| #define NGX_CONF_TAKE5 0x00000020 |
| #define NGX_CONF_TAKE6 0x00000040 |
| #define NGX_CONF_TAKE7 0x00000080 |
| |
| #define NGX_CONF_TAKE12 (NGX_CONF_TAKE1|NGX_CONF_TAKE2) |
| #define NGX_CONF_TAKE13 (NGX_CONF_TAKE1|NGX_CONF_TAKE3) |
| |
| #define NGX_CONF_TAKE23 (NGX_CONF_TAKE2|NGX_CONF_TAKE3) |
| |
| #define NGX_CONF_TAKE1234 (NGX_CONF_TAKE1|NGX_CONF_TAKE2|NGX_CONF_TAKE3 \ |
| |NGX_CONF_TAKE4) |
| |
| #define NGX_CONF_ARGS_NUMBER 0x000000ff |
| #define NGX_CONF_BLOCK 0x00000100 |
| #define NGX_CONF_FLAG 0x00000200 |
| #define NGX_CONF_ANY 0x00000400 |
| #define NGX_CONF_1MORE 0x00000800 |
| #define NGX_CONF_2MORE 0x00001000 |
| |
| #define NGX_DIRECT_CONF 0x00010000 |
| |
| #define NGX_MAIN_CONF 0x01000000 |
| #define NGX_ANY_CONF 0x0F000000 |
| |
| |
| |
| #define NGX_CONF_UNSET -1 |
| #define NGX_CONF_UNSET_UINT (ngx_uint_t) -1 |
| #define NGX_CONF_UNSET_PTR (void *) -1 |
| #define NGX_CONF_UNSET_SIZE (size_t) -1 |
| #define NGX_CONF_UNSET_MSEC (ngx_msec_t) -1 |
| |
| |
| #define NGX_CONF_OK NULL |
| #define NGX_CONF_ERROR (char *) -1 |
| |
| #define NGX_CONF_BLOCK_START 1 |
| #define NGX_CONF_BLOCK_DONE 2 |
| #define NGX_CONF_FILE_DONE 3 |
| |
| #define NGX_MODULE_V1 0, 0, 1, 0, 0 |
| |
| #define NGX_CORE_MODULE 0x45524F43 /* "CORE" */ |
| #define NGX_CONF_MODULE 0x464E4F43 /* "CONF" */ |
| |
| |
| #define NGX_MAX_CONF_ERRSTR 256 |
| |
| |
| struct ngx_command_s { |
| ngx_str_t name; |
| ngx_uint_t type; |
| char *(*set)(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
| ngx_uint_t conf; |
| ngx_uint_t offset; |
| void *post; |
| }; |
| |
| #define ngx_null_command { ngx_null_string, 0, NULL, 0, 0, NULL } |
| |
| |
| struct ngx_open_file_s { |
| ngx_fd_t fd; |
| ngx_str_t name; |
| #if 0 |
| /* e.g. append mode, error_log */ |
| ngx_uint_t flags; |
| /* e.g. reopen db file */ |
| ngx_uint_t (*handler)(void *data, ngx_open_file_t *file); |
| void *data; |
| #endif |
| }; |
| |
| |
| struct ngx_module_s { |
| ngx_uint_t ctx_index; |
| ngx_uint_t index; |
| ngx_uint_t version; |
| ngx_uint_t spare0; |
| ngx_uint_t spare1; |
| |
| void *ctx; |
| ngx_command_t *commands; |
| ngx_uint_t type; |
| ngx_int_t (*init_module)(ngx_cycle_t *cycle); |
| ngx_int_t (*init_process)(ngx_cycle_t *cycle); |
| #if 0 |
| ngx_int_t (*init_thread)(ngx_cycle_t *cycle); |
| #endif |
| }; |
| |
| |
| typedef struct { |
| ngx_str_t name; |
| void *(*create_conf)(ngx_cycle_t *cycle); |
| char *(*init_conf)(ngx_cycle_t *cycle, void *conf); |
| } ngx_core_module_t; |
| |
| |
| typedef struct { |
| ngx_file_t file; |
| ngx_buf_t *buffer; |
| ngx_uint_t line; |
| } ngx_conf_file_t; |
| |
| |
| typedef char *(*ngx_conf_handler_pt)(ngx_conf_t *cf, |
| ngx_command_t *dummy, void *conf); |
| |
| |
| struct ngx_conf_s { |
| char *name; |
| ngx_array_t *args; |
| |
| ngx_cycle_t *cycle; |
| ngx_pool_t *pool; |
| ngx_conf_file_t *conf_file; |
| ngx_log_t *log; |
| |
| void *ctx; |
| ngx_uint_t module_type; |
| ngx_uint_t cmd_type; |
| |
| ngx_conf_handler_pt handler; |
| char *handler_conf; |
| }; |
| |
| |
| typedef char *(*ngx_conf_post_handler_pt) (ngx_conf_t *cf, |
| void *data, void *conf); |
| |
| typedef struct { |
| ngx_conf_post_handler_pt post_handler; |
| } ngx_conf_post_t; |
| |
| |
| typedef struct { |
| ngx_conf_post_handler_pt post_handler; |
| ngx_int_t low; |
| ngx_int_t high; |
| } ngx_conf_num_bounds_t; |
| |
| |
| typedef struct { |
| ngx_str_t name; |
| ngx_uint_t value; |
| } ngx_conf_enum_t; |
| |
| |
| #define NGX_CONF_BITMASK_SET 1 |
| |
| typedef struct { |
| ngx_str_t name; |
| ngx_uint_t mask; |
| } ngx_conf_bitmask_t; |
| |
| |
| char *ngx_conf_check_num_bounds(ngx_conf_t *cf, void *post, void *data); |
| |
| |
| #define ngx_get_conf(conf_ctx, module) conf_ctx[module.index] |
| |
| |
| |
| #define ngx_conf_init_value(conf, default) \ |
| if (conf == NGX_CONF_UNSET) { \ |
| conf = default; \ |
| } |
| |
| #define ngx_conf_init_ptr_value(conf, default) \ |
| if (conf == NGX_CONF_UNSET_PTR) { \ |
| conf = default; \ |
| } |
| |
| #define ngx_conf_init_unsigned_value(conf, default) \ |
| if (conf == (unsigned) NGX_CONF_UNSET) { \ |
| conf = default; \ |
| } |
| |
| #define ngx_conf_init_size_value(conf, default) \ |
| if (conf == NGX_CONF_UNSET_SIZE) { \ |
| conf = default; \ |
| } |
| |
| #define ngx_conf_init_msec_value(conf, default) \ |
| if (conf == NGX_CONF_UNSET_MSEC) { \ |
| conf = default; \ |
| } |
| |
| #define ngx_conf_merge_value(conf, prev, default) \ |
| if (conf == NGX_CONF_UNSET) { \ |
| conf = (prev == NGX_CONF_UNSET) ? default : prev; \ |
| } |
| |
| #define ngx_conf_merge_ptr_value(conf, prev, default) \ |
| if (conf == NULL) { \ |
| conf = (prev == NULL) ? default : prev; \ |
| } |
| |
| #define ngx_conf_merge_unsigned_value(conf, prev, default) \ |
| if (conf == NGX_CONF_UNSET_UINT) { \ |
| conf = (prev == NGX_CONF_UNSET_UINT) ? default : prev; \ |
| } |
| |
| #define ngx_conf_merge_msec_value(conf, prev, default) \ |
| if (conf == NGX_CONF_UNSET_MSEC) { \ |
| conf = (prev == NGX_CONF_UNSET_MSEC) ? default : prev; \ |
| } |
| |
| #define ngx_conf_merge_sec_value(conf, prev, default) \ |
| if (conf == NGX_CONF_UNSET) { \ |
| conf = (prev == NGX_CONF_UNSET) ? default : prev; \ |
| } |
| |
| #define ngx_conf_merge_size_value(conf, prev, default) \ |
| if (conf == NGX_CONF_UNSET_SIZE) { \ |
| conf = (prev == NGX_CONF_UNSET_SIZE) ? default : prev; \ |
| } |
| |
| #define ngx_conf_merge_str_value(conf, prev, default) \ |
| if (conf.data == NULL) { \ |
| if (prev.data) { \ |
| conf.len = prev.len; \ |
| conf.data = prev.data; \ |
| } else { \ |
| conf.len = sizeof(default) - 1; \ |
| conf.data = (u_char *) default; \ |
| } \ |
| } |
| |
| #define ngx_conf_merge_bufs_value(conf, prev, default_num, default_size) \ |
| if (conf.num == 0) { \ |
| if (prev.num) { \ |
| conf.num = prev.num; \ |
| conf.size = prev.size; \ |
| } else { \ |
| conf.num = default_num; \ |
| conf.size = default_size; \ |
| } \ |
| } |
| |
| #define ngx_conf_merge_bitmask_value(conf, prev, default) \ |
| if (conf == 0) { \ |
| conf = (prev == 0) ? default : prev; \ |
| } |
| |
| |
| #define addressof(addr) ((int) &addr) |
| |
| |
| char *ngx_conf_parse(ngx_conf_t *cf, ngx_str_t *filename); |
| |
| |
| ngx_int_t ngx_conf_full_name(ngx_cycle_t *cycle, ngx_str_t *name); |
| ngx_open_file_t *ngx_conf_open_file(ngx_cycle_t *cycle, ngx_str_t *name); |
| void ngx_cdecl ngx_conf_log_error(ngx_uint_t level, ngx_conf_t *cf, |
| ngx_err_t err, char *fmt, ...); |
| |
| |
| char *ngx_conf_set_flag_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
| char *ngx_conf_set_str_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
| char *ngx_conf_set_table_elt_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| char *ngx_conf_set_num_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
| char *ngx_conf_set_size_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
| char *ngx_conf_set_msec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
| char *ngx_conf_set_sec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
| char *ngx_conf_set_bufs_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
| char *ngx_conf_set_enum_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
| char *ngx_conf_set_bitmask_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
| |
| |
| extern ngx_uint_t ngx_max_module; |
| extern ngx_module_t *ngx_modules[]; |
| |
| |
| #endif /* _NGX_HTTP_CONF_FILE_H_INCLUDED_ */ |