nginx 0.1.39 *) The changes in the ngx_http_charset_module: the "default_charset" directive was canceled; the "charset" directive sets the response charset; the "source_charset" directive sets the source charset only. *) Bugfix: the backend "WWW-Authenticate" header line did not transferred while the 401 response code redirecting. *) Bugfix: the ngx_http_proxy_module and ngx_http_fastcgi_module may close a connection before anything was transferred to a client; bug appeared in 0.1.38. *) Workaround: the Linux glibc crypt_r() initialization bug. *) Bugfix: the ngx_http_ssi_module did not support the relative URI in the "include virtual" command. *) Bugfix: if the backend response had the "Location" header line and nginx should not rewrite this line, then the 500 code response body was transferred; bug appeared in 0.1.29. *) Bugfix: some directives of the ngx_http_proxy_module and ngx_http_fastcgi_module were not inherited from the server to the location level; bug appeared in 0.1.29. *) Bugfix: the ngx_http_ssl_module did not support the certificate chain. *) Bugfix: the ngx_http_autoindex_module did not show correctly the long file names; bug appeared in 0.1.38. *) Bugfixes in IMAP/POP3 proxy in interaction with a backend at the login state.

/*
 * Copyright (C) Igor Sysoev
 */


#ifndef _NGX_RADIX_TREE_H_INCLUDED_
#define _NGX_RADIX_TREE_H_INCLUDED_


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


#define NGX_RADIX_NO_VALUE   (uintptr_t) -1

typedef struct ngx_radix_node_s  ngx_radix_node_t;

struct ngx_radix_node_s {
    ngx_radix_node_t  *right;
    ngx_radix_node_t  *left;
    ngx_radix_node_t  *parent;
    uintptr_t          value;
};


typedef struct {
    ngx_radix_node_t  *root;
    ngx_pool_t        *pool;
    ngx_radix_node_t  *free;
    char              *start;
    size_t             size;
} ngx_radix_tree_t;


ngx_radix_tree_t *ngx_radix_tree_create(ngx_pool_t *pool,
    ngx_int_t preallocate);
ngx_int_t ngx_radix32tree_insert(ngx_radix_tree_t *tree,
    uint32_t key, uint32_t mask, uintptr_t value);
ngx_int_t ngx_radix32tree_delete(ngx_radix_tree_t *tree,
    uint32_t key, uint32_t mask);
uintptr_t ngx_radix32tree_find(ngx_radix_tree_t *tree, uint32_t key);


#endif /* _NGX_RADIX_TREE_H_INCLUDED_ */