Annotation of win32/apache22/include/ap_mmn.h, revision 1.1
1.1 ! moko 1: /* Licensed to the Apache Software Foundation (ASF) under one or more
! 2: * contributor license agreements. See the NOTICE file distributed with
! 3: * this work for additional information regarding copyright ownership.
! 4: * The ASF licenses this file to You under the Apache License, Version 2.0
! 5: * (the "License"); you may not use this file except in compliance with
! 6: * the License. You may obtain a copy of the License at
! 7: *
! 8: * http://www.apache.org/licenses/LICENSE-2.0
! 9: *
! 10: * Unless required by applicable law or agreed to in writing, software
! 11: * distributed under the License is distributed on an "AS IS" BASIS,
! 12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
! 13: * See the License for the specific language governing permissions and
! 14: * limitations under the License.
! 15: */
! 16:
! 17: /**
! 18: * @file ap_mmn.h
! 19: * @brief Module Magic Number
! 20: *
! 21: * @defgroup APACHE_CORE_MMN Module Magic Number
! 22: * @ingroup APACHE_CORE
! 23: * @{
! 24: */
! 25:
! 26: #ifndef APACHE_AP_MMN_H
! 27: #define APACHE_AP_MMN_H
! 28:
! 29: /*
! 30: * MODULE_MAGIC_NUMBER_MAJOR
! 31: * Major API changes that could cause compatibility problems for older modules
! 32: * such as structure size changes. No binary compatibility is possible across
! 33: * a change in the major version.
! 34: *
! 35: * MODULE_MAGIC_NUMBER_MINOR
! 36: * Minor API changes that do not cause binary compatibility problems.
! 37: * Should be reset to 0 when upgrading MODULE_MAGIC_NUMBER_MAJOR.
! 38: *
! 39: * See the AP_MODULE_MAGIC_AT_LEAST macro below for an example.
! 40: */
! 41:
! 42: /*
! 43: * 20010224 (2.0.13-dev) MODULE_MAGIC_COOKIE reset to "AP20"
! 44: * 20010523 (2.0.19-dev) bump for scoreboard structure reordering
! 45: * 20010627 (2.0.19-dev) more API changes than I can count
! 46: * 20010726 (2.0.22-dev) more big API changes
! 47: * 20010808 (2.0.23-dev) dir d_is_absolute bit introduced, bucket changes, etc
! 48: * 20010825 (2.0.25-dev) removed d_is_absolute, introduced map_to_storage hook
! 49: * 20011002 (2.0.26-dev) removed 1.3-depreciated request_rec.content_language
! 50: * 20011127 (2.0.29-dev) bump for postconfig hook change, and removal of socket
! 51: * from connection record
! 52: * 20011212 (2.0.30-dev) bump for new used_path_info member of request_rec
! 53: * 20011218 (2.0.30-dev) bump for new sbh member of conn_rec, different
! 54: * declarations for scoreboard, new parameter to
! 55: * create_connection hook
! 56: * 20020102 (2.0.30-dev) bump for changed type of limit_req_body in
! 57: * core_dir_config
! 58: * 20020109 (2.0.31-dev) bump for changed shm and scoreboard declarations
! 59: * 20020111 (2.0.31-dev) bump for ETag fields added at end of cor_dir_config
! 60: * 20020114 (2.0.31-dev) mod_dav changed how it asks its provider to fulfill
! 61: * a GET request
! 62: * 20020118 (2.0.31-dev) Input filtering split of blocking and mode
! 63: * 20020127 (2.0.31-dev) bump for pre_mpm hook change
! 64: * 20020128 (2.0.31-dev) bump for pre_config hook change
! 65: * 20020218 (2.0.33-dev) bump for AddOutputFilterByType directive
! 66: * 20020220 (2.0.33-dev) bump for scoreboard.h structure change
! 67: * 20020302 (2.0.33-dev) bump for protocol_filter additions.
! 68: * 20020306 (2.0.34-dev) bump for filter type renames.
! 69: * 20020318 (2.0.34-dev) mod_dav's API for REPORT generation changed
! 70: * 20020319 (2.0.34-dev) M_INVALID changed, plus new M_* methods for RFC 3253
! 71: * 20020327 (2.0.35-dev) Add parameter to quick_handler hook
! 72: * 20020329 (2.0.35-dev) bump for addition of freelists to bucket API
! 73: * 20020329.1 (2.0.36) minor bump for new arg to opt fn ap_cgi_build_command
! 74: * 20020506 (2.0.37-dev) Removed r->boundary in request_rec.
! 75: * 20020529 (2.0.37-dev) Standardized the names of some apr_pool_*_set funcs
! 76: * 20020602 (2.0.37-dev) Bucket API change (metadata buckets)
! 77: * 20020612 (2.0.38-dev) Changed server_rec->[keep_alive_]timeout to apr time
! 78: * 20020625 (2.0.40-dev) Changed conn_rec->keepalive to an enumeration
! 79: * 20020628 (2.0.40-dev) Added filter_init to filter registration functions
! 80: * 20020903 (2.0.41-dev) APR's error constants changed
! 81: * 20020903.1 (2.1.0-dev) allow_encoded_slashes added to core_dir_config
! 82: * 20020903.2 (2.0.46-dev) add ap_escape_logitem
! 83: * 20030213.1 (2.1.0-dev) changed log_writer optional fn's to return previous
! 84: * handler
! 85: * 20030821 (2.1.0-dev) bumped mod_include's entire API
! 86: * 20030821.1 (2.1.0-dev) added XHTML doctypes
! 87: * 20030821.2 (2.1.0-dev) added ap_escape_errorlog_item
! 88: * 20030821.3 (2.1.0-dev) added ap_get_server_revision / ap_version_t
! 89: * 20040425 (2.1.0-dev) removed ap_add_named_module API
! 90: * changed ap_add_module, ap_add_loaded_module,
! 91: * ap_setup_prelinked_modules, ap_process_resource_config
! 92: * 20040425.1 (2.1.0-dev) Added ap_module_symbol_t and ap_prelinked_module_symbols
! 93: * 20050101.0 (2.1.2-dev) Axed misnamed http_method for http_scheme (which it was!)
! 94: * 20050127.0 (2.1.3-dev) renamed regex_t->ap_regex_t, regmatch_t->ap_regmatch_t,
! 95: * REG_*->AP_REG_*, removed reg* in place of ap_reg*;
! 96: * added ap_regex.h
! 97: * 20050217.0 (2.1.3-dev) Axed find_child_by_pid, mpm_*_completion_context (winnt mpm)
! 98: * symbols from the public sector, and decorated real_exit_code
! 99: * with ap_ in the win32 os.h.
! 100: * 20050305.0 (2.1.4-dev) added pid and generation fields to worker_score
! 101: * 20050305.1 (2.1.5-dev) added ap_vhost_iterate_given_conn.
! 102: * 20050305.2 (2.1.5-dev) added AP_INIT_TAKE_ARGV.
! 103: * 20050305.3 (2.1.5-dev) added Protocol Framework.
! 104: * 20050701.0 (2.1.7-dev) Bump MODULE_MAGIC_COOKIE to "AP21"!
! 105: * 20050701.1 (2.1.7-dev) trace_enable member added to core server_config
! 106: * 20050708.0 (2.1.7-dev) Bump MODULE_MAGIC_COOKIE to "AP22"!
! 107: * 20050708.1 (2.1.7-dev) add proxy request_status hook (minor)
! 108: * 20051006.0 (2.1.8-dev) NET_TIME filter eliminated
! 109: * 20051115.0 (2.1.10-dev/2.2.0) add use_canonical_phys_port to core_dir_config
! 110: * 20051115.1 (2.2.1) flush_packets and flush_wait members added to
! 111: * proxy_server (minor)
! 112: * 20051115.2 (2.2.2) added inreslist member to proxy_conn_rec (minor)
! 113: * 20051115.3 (2.2.3) Added server_scheme member to server_rec (minor)
! 114: * 20051115.4 (2.2.4) Added ap_get_server_banner() and
! 115: * ap_get_server_description() (minor)
! 116: * 20051115.5 (2.2.5) Added ap_mpm_safe_kill() (minor)
! 117: * 20051115.6 (2.2.7) Added retry_set to proxy_worker (minor)
! 118: * 20051115.7 (2.2.7) Added conn_rec::clogging_input_filters (minor)
! 119: * 20051115.8 (2.2.7) Added flags to proxy_alias (minor)
! 120: * 20051115.9 (2.2.7) Add ap_send_interim_response API
! 121: * 20051115.10 (2.2.7) Added ap_mod_status_reqtail (minor)
! 122: * 20051115.11 (2.2.7) Add *ftp_directory_charset to proxy_dir_conf
! 123: * 20051115.12 (2.2.8) Add optional function ap_logio_add_bytes_in() to mog_logio
! 124: * 20051115.13 (2.2.9) Add disablereuse and disablereuse_set
! 125: * to proxy_worker struct (minor)
! 126: * 20051115.14 (2.2.9) Add ap_proxy_ssl_connection_cleanup and
! 127: * add *scpool, *r and need_flush to proxy_conn_rec
! 128: * structure
! 129: * 20051115.15 (2.2.9) Add interpolate_env to proxy_dir_conf and
! 130: * introduce proxy_req_conf.
! 131: * 20051115.16 (2.2.9) Add conn_timeout and conn_timeout_set to
! 132: * proxy_worker struct.
! 133: * 20051115.17 (2.2.10) Add scolonsep to proxy_balancer
! 134: * 20051115.18 (2.2.10) Add chroot support to unixd_config
! 135: * 20051115.19 (2.2.11) Added ap_timeout_parameter_parse to util.c / httpd.h
! 136: * 20051115.20 (2.2.11) Add ap_proxy_buckets_lifetime_transform to mod_proxy.h
! 137: * 20051115.21 (2.2.11) Export mod_rewrite.h in the public API
! 138: * 20051115.22 (2.2.12) Add ap_escape_html2 API, with additional option
! 139: * 20051115.23 (2.2.12) Add ap_open_piped_log_ex API, with cmdtype option,
! 140: * and conditional cmdtype member of piped_log struct
! 141: * 20051115.24 (2.2.15) Add forward member to proxy_conn_rec
! 142: * 20051115.25 (2.2.17) Add errstatuses member to proxy_balancer
! 143: * 20051115.26 (2.2.18) Add ap_cache_check_allowed()
! 144: * 20051115.27 (2.2.18) BROKEN ABI fixed in 2.2.19:
! 145: * ap_unescape_url_keep2f() signature change
! 146: * Add core_dir_config.decode_encoded_slashes.
! 147: * 20051115.28 (2.2.19) Restore ap_unescape_url_keep2f(char *url) signature
! 148: * altered in 2.2.18. Add ap_unescape_url_keep2f_ex().
! 149: * 20051115.29 (2.2.21) add max_ranges to core_dir_config
! 150: * 20051115.30 (2.2.21) add ap_set_accept_ranges()
! 151: * 20051115.31 (2.2.23) Add forcerecovery to proxy_balancer_shared struct
! 152: * 20051115.32 (2.2.24) Add ap_get_exec_line
! 153: * 20051115.33 (2.2.24) Add ap_pregsub_ex()
! 154: */
! 155:
! 156: #define MODULE_MAGIC_COOKIE 0x41503232UL /* "AP22" */
! 157:
! 158: #ifndef MODULE_MAGIC_NUMBER_MAJOR
! 159: #define MODULE_MAGIC_NUMBER_MAJOR 20051115
! 160: #endif
! 161: #define MODULE_MAGIC_NUMBER_MINOR 33 /* 0...n */
! 162:
! 163: /**
! 164: * Determine if the server's current MODULE_MAGIC_NUMBER is at least a
! 165: * specified value.
! 166: * <pre>
! 167: * Useful for testing for features.
! 168: * For example, suppose you wish to use the apr_table_overlap
! 169: * function. You can do this:
! 170: *
! 171: * #if AP_MODULE_MAGIC_AT_LEAST(19980812,2)
! 172: * ... use apr_table_overlap()
! 173: * #else
! 174: * ... alternative code which doesn't use apr_table_overlap()
! 175: * #endif
! 176: * </pre>
! 177: * @param major The major module magic number
! 178: * @param minor The minor module magic number
! 179: * @deffunc AP_MODULE_MAGIC_AT_LEAST(int major, int minor)
! 180: */
! 181: #define AP_MODULE_MAGIC_AT_LEAST(major,minor) \
! 182: ((major) < MODULE_MAGIC_NUMBER_MAJOR \
! 183: || ((major) == MODULE_MAGIC_NUMBER_MAJOR \
! 184: && (minor) <= MODULE_MAGIC_NUMBER_MINOR))
! 185:
! 186: /** @deprecated present for backwards compatibility */
! 187: #define MODULE_MAGIC_NUMBER MODULE_MAGIC_NUMBER_MAJOR
! 188: #define MODULE_MAGIC_AT_LEAST old_broken_macro_we_hope_you_are_not_using
! 189:
! 190: #endif /* !APACHE_AP_MMN_H */
! 191: /** @} */
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