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view src/http/ngx_http_config.h @ 8384:c61fcdc1b8e3 quic

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UDP: extended datagram context. Sometimes it is required to process datagram properties at higher level (i.e. QUIC is interested in source address which may change and IP options). The patch adds ngx_udp_dgram_t structure used to pass packet-related information in c->udp.
author Vladimir Homutov <vl@nginx.com>
date Fri, 02 Apr 2021 18:58:19 +0300
parents d620f497c50f
children
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/*
 * Copyright (C) Igor Sysoev
 * Copyright (C) Nginx, Inc.
 */


#ifndef _NGX_HTTP_CONFIG_H_INCLUDED_
#define _NGX_HTTP_CONFIG_H_INCLUDED_


#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_http.h>


typedef struct {
    void        **main_conf;
    void        **srv_conf;
    void        **loc_conf;
} ngx_http_conf_ctx_t;


typedef struct {
    ngx_int_t   (*preconfiguration)(ngx_conf_t *cf);
    ngx_int_t   (*postconfiguration)(ngx_conf_t *cf);

    void       *(*create_main_conf)(ngx_conf_t *cf);
    char       *(*init_main_conf)(ngx_conf_t *cf, void *conf);

    void       *(*create_srv_conf)(ngx_conf_t *cf);
    char       *(*merge_srv_conf)(ngx_conf_t *cf, void *prev, void *conf);

    void       *(*create_loc_conf)(ngx_conf_t *cf);
    char       *(*merge_loc_conf)(ngx_conf_t *cf, void *prev, void *conf);
} ngx_http_module_t;


#define NGX_HTTP_MODULE           0x50545448   /* "HTTP" */

#define NGX_HTTP_MAIN_CONF        0x02000000
#define NGX_HTTP_SRV_CONF         0x04000000
#define NGX_HTTP_LOC_CONF         0x08000000
#define NGX_HTTP_UPS_CONF         0x10000000
#define NGX_HTTP_SIF_CONF         0x20000000
#define NGX_HTTP_LIF_CONF         0x40000000
#define NGX_HTTP_LMT_CONF         0x80000000


#define NGX_HTTP_MAIN_CONF_OFFSET  offsetof(ngx_http_conf_ctx_t, main_conf)
#define NGX_HTTP_SRV_CONF_OFFSET   offsetof(ngx_http_conf_ctx_t, srv_conf)
#define NGX_HTTP_LOC_CONF_OFFSET   offsetof(ngx_http_conf_ctx_t, loc_conf)


#define ngx_http_get_module_main_conf(r, module)                             \
    (r)->main_conf[module.ctx_index]
#define ngx_http_get_module_srv_conf(r, module)  (r)->srv_conf[module.ctx_index]
#define ngx_http_get_module_loc_conf(r, module)  (r)->loc_conf[module.ctx_index]


#define ngx_http_conf_get_module_main_conf(cf, module)                        \
    ((ngx_http_conf_ctx_t *) cf->ctx)->main_conf[module.ctx_index]
#define ngx_http_conf_get_module_srv_conf(cf, module)                         \
    ((ngx_http_conf_ctx_t *) cf->ctx)->srv_conf[module.ctx_index]
#define ngx_http_conf_get_module_loc_conf(cf, module)                         \
    ((ngx_http_conf_ctx_t *) cf->ctx)->loc_conf[module.ctx_index]

#define ngx_http_cycle_get_module_main_conf(cycle, module)                    \
    (cycle->conf_ctx[ngx_http_module.index] ?                                 \
        ((ngx_http_conf_ctx_t *) cycle->conf_ctx[ngx_http_module.index])      \
            ->main_conf[module.ctx_index]:                                    \
        NULL)


#endif /* _NGX_HTTP_CONFIG_H_INCLUDED_ */