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check this out tomorrow and make sure everything was checked in correctly. git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@83852 13f79535-47bb-0310-9956-ffa450edef68
303 lines
10 KiB
C
303 lines
10 KiB
C
/* ====================================================================
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* Copyright (c) 1995-1999 The Apache Group. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the Apache Group
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* for use in the Apache HTTP server project (http://www.apache.org/)."
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*
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* 4. The names "Apache Server" and "Apache Group" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* apache@apache.org.
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*
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* 5. Products derived from this software may not be called "Apache"
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* nor may "Apache" appear in their names without prior written
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* permission of the Apache Group.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the Apache Group
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* for use in the Apache HTTP server project (http://www.apache.org/)."
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*
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* THIS SOFTWARE IS PROVIDED BY THE APACHE GROUP ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE APACHE GROUP OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Group and was originally based
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* on public domain software written at the National Center for
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* Supercomputing Applications, University of Illinois, Urbana-Champaign.
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* For more information on the Apache Group and the Apache HTTP server
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* project, please see <http://www.apache.org/>.
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*
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*/
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#ifndef APACHE_HTTP_CORE_H
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#define APACHE_HTTP_CORE_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "apr_lib.h"
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/*****************************************************************
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*
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* The most basic server code is encapsulated in a single module
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* known as the core, which is just *barely* functional enough to
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* serve documents, though not terribly well.
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*
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* Largely for NCSA back-compatibility reasons, the core needs to
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* make pieces of its config structures available to other modules.
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* The accessors are declared here, along with the interpretation
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* of one of them (allow_options).
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*/
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#define OPT_NONE 0
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#define OPT_INDEXES 1
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#define OPT_INCLUDES 2
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#define OPT_SYM_LINKS 4
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#define OPT_EXECCGI 8
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#define OPT_UNSET 16
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#define OPT_INCNOEXEC 32
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#define OPT_SYM_OWNER 64
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#define OPT_MULTI 128
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#define OPT_ALL (OPT_INDEXES|OPT_INCLUDES|OPT_SYM_LINKS|OPT_EXECCGI)
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/* options for get_remote_host() */
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/* REMOTE_HOST returns the hostname, or NULL if the hostname
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* lookup fails. It will force a DNS lookup according to the
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* HostnameLookups setting.
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*/
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#define REMOTE_HOST (0)
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/* REMOTE_NAME returns the hostname, or the dotted quad if the
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* hostname lookup fails. It will force a DNS lookup according
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* to the HostnameLookups setting.
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*/
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#define REMOTE_NAME (1)
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/* REMOTE_NOLOOKUP is like REMOTE_NAME except that a DNS lookup is
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* never forced.
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*/
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#define REMOTE_NOLOOKUP (2)
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/* REMOTE_DOUBLE_REV will always force a DNS lookup, and also force
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* a double reverse lookup, regardless of the HostnameLookups
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* setting. The result is the (double reverse checked) hostname,
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* or NULL if any of the lookups fail.
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*/
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#define REMOTE_DOUBLE_REV (3)
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#define SATISFY_ALL 0
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#define SATISFY_ANY 1
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#define SATISFY_NOSPEC 2
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API_EXPORT(int) ap_allow_options (request_rec *);
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API_EXPORT(int) ap_allow_overrides (request_rec *);
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API_EXPORT(const char *) ap_default_type (request_rec *);
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API_EXPORT(const char *) ap_document_root (request_rec *); /* Don't use this! If your request went
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* through a Userdir, or something like
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* that, it'll screw you. But it's
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* back-compatible...
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*/
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API_EXPORT(const char *) ap_get_remote_host(conn_rec *conn, void *dir_config, int type);
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API_EXPORT(const char *) ap_get_remote_logname(request_rec *r);
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/* Used for constructing self-referencing URLs, and things like SERVER_PORT,
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* and SERVER_NAME.
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*/
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API_EXPORT(char *) ap_construct_url(ap_context_t *p, const char *uri, request_rec *r);
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API_EXPORT(const char *) ap_get_server_name(request_rec *r);
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API_EXPORT(unsigned) ap_get_server_port(const request_rec *r);
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API_EXPORT(unsigned long) ap_get_limit_req_body(const request_rec *r);
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API_EXPORT(void) ap_custom_response(request_rec *r, int status, char *string);
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API_EXPORT(int) ap_exists_config_define(char *name);
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/* Authentication stuff. This is one of the places where compatibility
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* with the old config files *really* hurts; they don't discriminate at
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* all between different authentication schemes, meaning that we need
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* to maintain common state for all of them in the core, and make it
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* available to the other modules through interfaces.
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*/
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typedef struct {
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int method_mask;
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char *requirement;
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} require_line;
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API_EXPORT(const char *) ap_auth_type (request_rec *);
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API_EXPORT(const char *) ap_auth_name (request_rec *);
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API_EXPORT(int) ap_satisfies (request_rec *r);
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API_EXPORT(const ap_array_header_t *) ap_requires (request_rec *);
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#ifdef WIN32
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/*
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* CGI Script stuff for Win32...
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*/
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typedef enum { eFileTypeUNKNOWN, eFileTypeBIN, eFileTypeEXE16, eFileTypeEXE32,
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eFileTypeSCRIPT } file_type_e;
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typedef enum { INTERPRETER_SOURCE_UNSET, INTERPRETER_SOURCE_REGISTRY,
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INTERPRETER_SOURCE_SHEBANG } interpreter_source_e;
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API_EXPORT(file_type_e) ap_get_win32_interpreter(const request_rec *, char **);
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#endif
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#ifdef CORE_PRIVATE
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/*
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* Core is also unlike other modules in being implemented in more than
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* one file... so, data structures are declared here, even though most of
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* the code that cares really is in http_core.c. Also, another accessor.
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*/
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char *ap_response_code_string (request_rec *r, int error_index);
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extern API_VAR_EXPORT module core_module;
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/* Per-directory configuration */
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typedef unsigned char allow_options_t;
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typedef unsigned char overrides_t;
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typedef struct {
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/* path of the directory/regex/etc. see also d_is_fnmatch below */
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char *d;
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/* the number of slashes in d */
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unsigned d_components;
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/* If (opts & OPT_UNSET) then no absolute assignment to options has
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* been made.
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* invariant: (opts_add & opts_remove) == 0
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* Which said another way means that the last relative (options + or -)
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* assignment made to each bit is recorded in exactly one of opts_add
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* or opts_remove.
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*/
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allow_options_t opts;
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allow_options_t opts_add;
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allow_options_t opts_remove;
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overrides_t override;
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/* MIME typing --- the core doesn't do anything at all with this,
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* but it does know what to slap on a request for a document which
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* goes untyped by other mechanisms before it slips out the door...
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*/
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char *ap_default_type;
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/* Authentication stuff. Groan... */
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int satisfy;
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char *ap_auth_type;
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char *ap_auth_name;
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ap_array_header_t *ap_requires;
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/* Custom response config. These can contain text or a URL to redirect to.
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* if response_code_strings is NULL then there are none in the config,
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* if it's not null then it's allocated to sizeof(char*)*RESPONSE_CODES.
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* This lets us do quick merges in merge_core_dir_configs().
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*/
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char **response_code_strings;
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/* Hostname resolution etc */
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#define HOSTNAME_LOOKUP_OFF 0
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#define HOSTNAME_LOOKUP_ON 1
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#define HOSTNAME_LOOKUP_DOUBLE 2
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#define HOSTNAME_LOOKUP_UNSET 3
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unsigned int hostname_lookups : 4;
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signed int do_rfc1413 : 2; /* See if client is advertising a username? */
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signed int content_md5 : 2; /* calculate Content-MD5? */
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#define USE_CANONICAL_NAME_OFF (0)
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#define USE_CANONICAL_NAME_ON (1)
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#define USE_CANONICAL_NAME_DNS (2)
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#define USE_CANONICAL_NAME_UNSET (3)
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unsigned use_canonical_name : 2;
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/* since is_fnmatch(conf->d) was being called so frequently in
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* directory_walk() and its relatives, this field was created and
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* is set to the result of that call.
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*/
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unsigned d_is_fnmatch : 1;
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unsigned long limit_req_body; /* limit on bytes in request msg body */
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/* logging options */
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enum { srv_sig_unset, srv_sig_off, srv_sig_on,
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srv_sig_withmail } server_signature;
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int loglevel;
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/* Access control */
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ap_array_header_t *sec;
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regex_t *r;
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#ifdef WIN32
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/* Where to find interpreter to run scripts */
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interpreter_source_e script_interpreter_source;
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#endif
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} core_dir_config;
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/* Per-server core configuration */
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typedef struct {
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#ifdef GPROF
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char *gprof_dir;
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#endif
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/* Name translations --- we want the core to be able to do *something*
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* so it's at least a minimally functional web server on its own (and
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* can be tested that way). But let's keep it to the bare minimum:
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*/
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char *ap_document_root;
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/* Access control */
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char *access_name;
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ap_array_header_t *sec;
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ap_array_header_t *sec_url;
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} core_server_config;
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/* for http_config.c */
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void ap_core_reorder_directories(ap_context_t *, server_rec *);
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/* for mod_perl */
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CORE_EXPORT(void) ap_add_per_dir_conf (server_rec *s, void *dir_config);
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CORE_EXPORT(void) ap_add_per_url_conf (server_rec *s, void *url_config);
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CORE_EXPORT(void) ap_add_file_conf(core_dir_config *conf, void *url_config);
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CORE_EXPORT_NONSTD(const char *) ap_limit_section (cmd_parms *cmd, void *dummy, const char *arg);
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* !APACHE_HTTP_CORE_H */
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