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- /* ====================================================================
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 2000 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Apache" and "Apache Software Foundation" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation. For more
- * information on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- *
- * Portions of this software are based upon public domain software
- * originally written at the National Center for Supercomputing Applications,
- * University of Illinois, Urbana-Champaign.
- */
-
- #ifndef APACHE_AP_MMN_H
- #define APACHE_AP_MMN_H
-
- /*
- * MODULE_MAGIC_NUMBER_MAJOR
- * Major API changes that could cause compatibility problems for older modules
- * such as structure size changes. No binary compatibility is possible across
- * a change in the major version.
- *
- * MODULE_MAGIC_NUMBER_MINOR
- * Minor API changes that do not cause binary compatibility problems.
- * Should be reset to 0 when upgrading MODULE_MAGIC_NUMBER_MAJOR.
- *
- * See the MODULE_MAGIC_AT_LEAST macro below for an example.
- */
-
- /*
- * 19950525 - original value
- * 19960512 (1.1b2) - updated, 1.1, version.
- * 19960526 (1.1b3) - get_token(), table_unset(), pstrndup()
- * functions added
- * 19960725 (1.2-dev) - HTTP/1.1 compliance
- * (new version of read_client_block)
- * 19960806 (1.2-dev) - scan_script_header_err() added
- * 19961007 (1.2-dev) - replace read_client_block() with get_client_block()
- * 19961125 (1.2b1) - change setup_client_block() to Roy's version
- * 19961211 (1.2b3) - rwrite() added
- * 19970103 (1.2b5-dev) - header parse API
- * 19970427 (1.2b9-dev) - port references made unsigned
- * 19970526 (1.2) - correct vhost walk for multiple requests on a single
- * connect
- * 19970623 (1.3-dev) - NT changes
- * 19970628 (1.3-dev) - ap_slack (fd fixes) added
- * 19970717 (1.3-dev) - child_init API hook added
- * 19970719 (1.3-dev) - discard_request_body() added (to clear the decks
- * as needed)
- * 19970728 (1.3a2-dev) - child_exit API hook added
- * 19970818 (1.3a2-dev) - post read-request phase added
- * 19970825 (1.3a2-dev) - r->mtime cell added
- * 19970831 (1.3a2-dev) - error logging changed to use aplog_error()
- * 19970902 (1.3a2-dev) - MD5 routines and structures renamed to ap_*
- * 19970912 (1.3b1-dev) - set_last_modified split into set_last_modified,
- * set_etag and meets_conditions
- * register_other_child API
- * piped_log API
- * short_score split into parent and child pieces
- * os_is_absolute_path
- * 19971026 (1.3b3-dev) - custom config hooks in place
- * 19980126 (1.3b4-dev) - ap_cpystrn(), table_addn(), table_setn(),
- * table_mergen()
- * 19980201 (1.3b4-dev) - construct_url()
- * prototype server_rec * -> request_rec *
- * add get_server_name() and get_server_port()
- * 19980207 (1.3b4-dev) - add dynamic_load_handle to module structure as part
- * of the STANDARD_MODULE_STUFF header
- * 19980304 (1.3b6-dev) - abstraction of SERVER_BUILT and SERVER_VERSION
- * 19980305 (1.3b6-dev) - ap_config.h added for use by external modules
- * 19980312 (1.3b6-dev) - parse_uri_components() and its ilk
- * remove r->hostlen, add r->unparsed_uri
- * set_string_slot_lower()
- * clarification: non-RAW_ARGS cmd handlers do not
- * need to pstrdup() their arguments
- * clarification: request_rec members content_type,
- * handler, content_encoding, content_language,
- * content_languages MUST all be lowercase strings,
- * and MAY NOT be modified in place -- modifications
- * require pstrdup().
- * 19980317 (1.3b6-dev) - CORE_EXPORTs for win32 and <Perl>
- * API export basic_http_header, send_header_field,
- * set_keepalive, srm_command_loop, check_cmd_context,
- * tm2sec
- * spacetoplus(), plustospace(), client_to_stdout()
- * removed
- * 19980324 (1.3b6-dev) - API_EXPORT(index_of_response)
- * 19980413 (1.3b6-dev) - The BIG SYMBOL RENAMING: general ap_ prefix
- * (see src/include/compat.h for more details)
- * ap_vformatter() API, see src/include/ap.h
- * 19980507 (1.3b7-dev) - addition of ap_add_version_component() and
- * discontinuation of -DSERVER_SUBVERSION support
- * 19980519 (1.3b7-dev) - add child_info * to spawn function (as passed to
- * ap_spawn_child_err_buff) and to ap_call_exec to make
- * children work correctly on Win32.
- * 19980527 (1.3b8-dev) - renamed some more functions to ap_ prefix which were
- * missed at the big renaming (they are defines):
- * is_default_port, default_port and http_method.
- * A new communication method for modules was added:
- * they can create customized error messages under the
- * "error-notes" key in the request_rec->notes table.
- * This string will be printed in place of the canned
- * error responses, and will be propagated to
- * ErrorDocuments or cgi scripts in the
- * (REDIRECT_)ERROR_NOTES variable.
- * 19980627 (1.3.1-dev) - More renaming that we forgot/bypassed. In particular:
- * table_elts --> ap_table_elts
- * is_table_empty --> ap_is_table_empty
- * 19980708 (1.3.1-dev) - ap_isalnum(), ap_isalpha(), ... "8-bit safe" ctype
- * macros and apctype.h added
- * 19980713 (1.3.1-dev) - renaming of C header files:
- * 1. conf.h -> ap_config.h
- * 2. conf_auto.h -> ap_config_auto.h - now merged
- * 3. ap_config.h -> ap_config_auto.h - now merged
- * 4. compat.h -> ap_compat.h
- * 5. apctype.h -> ap_ctype.h
- * 19980806 (1.3.2-dev) - add ap_log_rerror()
- * - add ap_scan_script_header_err_core()
- * - add ap_uuencode()
- * - add ap_custom_response()
- * 19980811 (1.3.2-dev) - added limit_req_line, limit_req_fieldsize, and
- * limit_req_fields to server_rec.
- * added limit_req_body to core_dir_config and
- * ap_get_limit_req_body() to get its value.
- * 19980812 (1.3.2-dev) - split off MODULE_MAGIC_NUMBER
- * 19980812.2 - add ap_overlap_tables()
- * 19980816 (1.3.2-dev) - change proxy to use tables for headers, change
- * struct cache_req to typedef cache_req.
- * Delete ap_proxy_get_header(), ap_proxy_add_header(),
- * ap_proxy_del_header(). Change interface of
- * ap_proxy_send_fb() and ap_proxy_cache_error().
- * Add ap_proxy_send_hdr_line() and ap_proxy_bputs2().
- * 19980825 (1.3.2-dev) - renamed is_HTTP_xxx() macros to ap_is_HTTP_xxx()
- * 19980825.1 - mod_proxy only (minor change): modified interface of
- * ap_proxy_read_headers() and rdcache() to use a
- * request_rec* instead of pool*
- * (for implementing better error reporting).
- * 19980906 (1.3.2-dev) - added ap_md5_binary()
- * 19980917 (1.3.2-dev) - bs2000: changed os_set_authfile() to os_set_account()
- * 19981108 (1.3.4-dev) - added ap_method_number_of()
- * - changed value of M_INVALID and added WebDAV methods
- * 19981108.1 - ap_exists_config_define() is now public (minor bump)
- * 19981204 - scoreboard changes -- added generation, changed
- * exit_generation to running_generation. Somewhere
- * earlier vhostrec was added, but it's only safe to use
- * as of this rev. See scoreboard.h for documentation.
- * 19981211 - DSO changes -- added ap_single_module_configure()
- * -- added ap_single_module_init()
- * 19981229 - mod_negotiation overhaul -- added ap_make_etag()
- * and added vlist_validator to request_rec.
- * 19990101 - renamed macro escape_uri() to ap_escape_uri()
- * - added MODULE_MAGIC_COOKIE to identify module structs
- * 19990103 (1.3.4-dev) - added ap_array_pstrcat()
- * 19990105 (1.3.4-dev) - added ap_os_is_filename_valid()
- * 19990106 (1.3.4-dev) - Move MODULE_MAGIC_COOKIE to the end of the
- * STANDARD_MODULE_STUFF macro so the version
- * numbers and file name remain at invariant offsets
- * 19990108 (1.3.4-dev) - status_drops_connection -> ap_status_drops_connection
- * scan_script_header -> ap_scan_script_header_err
- * - reordered entries in request_rec that were waiting
- * for a non-binary-compatible release.
- * (1.3.5-dev)
- * 19990108.1 - add ap_MD5Encode() for MD5 password handling.
- * 19990108.2 - add ap_validate_password() and change ap_MD5Encode()
- * to use a stronger algorithm.
- * 19990108.4 - add ap_size_list_item(), ap_get_list_item(), and
- * ap_find_list_item()
- * 19990108.5 - added ap_sub_req_method_uri() and added const to the
- * definition of method in request_rec.
- * 19990108.6 - SIGPIPE is now ignored by the core server.
- * 19990108.7 - ap_isxdigit added
- * 19990320 - METHODS and M_INVALID symbol values modified
- * 19990320.1 - add ap_vrprintf()
- * 19990320.2 - add cmd_parms.context, ap_set_config_vectors,
- * export ap_add_file_conf
- * 19990320.3 - add ap_regexec() and ap_regerror()
- * 19990320.4 - add ap_field_noparam()
- * 19990320.5 - add local_ip/host to conn_rec for mass-vhost
- * 19990320.6 - add ap_SHA1Final(), ap_SHA1Init(),
- * ap_SHA1Update_binary(), ap_SHA1Update(),
- * ap_base64encode(), ap_base64encode_binary(),
- * ap_base64encode_len(), ap_base64decode(),
- * ap_base64decode_binary(), ap_base64decode_len(),
- * ap_pbase64decode(), ap_pbase64encode()
- * 19990320.7 - add ap_strcasestr()
- * 19990320.8 - add request_rec.case_preserved_filename
- * 19990320.9 - renamed alloc.h to ap_alloc.h
- * 19990320.10 - add ap_is_rdirectory() and ap_stripprefix()
- */
-
- #define MODULE_MAGIC_COOKIE 0x41503133UL /* "AP13" */
-
- #ifndef MODULE_MAGIC_NUMBER_MAJOR
- #define MODULE_MAGIC_NUMBER_MAJOR 19990320
- #endif
- #define MODULE_MAGIC_NUMBER_MINOR 10 /* 0...n */
-
- /* Useful for testing for features. */
- #define AP_MODULE_MAGIC_AT_LEAST(major,minor) \
- ((major) < MODULE_MAGIC_NUMBER_MAJOR \
- || ((major) == MODULE_MAGIC_NUMBER_MAJOR \
- && (minor) <= MODULE_MAGIC_NUMBER_MINOR))
-
- /*
- * For example, suppose you wish to use the ap_overlap_tables
- * function. You can do this:
- *
- * #if AP_MODULE_MAGIC_AT_LEAST(19980812,2)
- * ... use ap_overlap_tables()
- * #else
- * ... alternative code which doesn't use ap_overlap_tables()
- * #endif
- *
- */
-
- /* deprecated. present for backwards compatibility */
- #define MODULE_MAGIC_NUMBER MODULE_MAGIC_NUMBER_MAJOR
- #define MODULE_MAGIC_AT_LEAST old_broken_macro_we_hope_you_are_not_using
-
- #endif /* !APACHE_AP_MMN_H */
-