| /* Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| /** |
| * @file http_config.h |
| * @brief Apache Configuration |
| * |
| * @defgroup APACHE_CORE_CONFIG Configuration |
| * @ingroup APACHE_CORE |
| * @{ |
| */ |
| |
| #ifndef APACHE_HTTP_CONFIG_H |
| #define APACHE_HTTP_CONFIG_H |
| |
| #include "util_cfgtree.h" |
| #include "ap_config.h" |
| #include "apr_tables.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* |
| * The central data structures around here... |
| */ |
| |
| /* Command dispatch structures... */ |
| |
| /** |
| * How the directives arguments should be parsed. |
| * @remark Note that for all of these except RAW_ARGS, the config routine is |
| * passed a freshly allocated string which can be modified or stored |
| * or whatever... |
| */ |
| enum cmd_how { |
| RAW_ARGS, /**< cmd_func parses command line itself */ |
| TAKE1, /**< one argument only */ |
| TAKE2, /**< two arguments only */ |
| ITERATE, /**< one argument, occuring multiple times |
| * (e.g., IndexIgnore) |
| */ |
| ITERATE2, /**< two arguments, 2nd occurs multiple times |
| * (e.g., AddIcon) |
| */ |
| FLAG, /**< One of 'On' or 'Off' */ |
| NO_ARGS, /**< No args at all, e.g. </Directory> */ |
| TAKE12, /**< one or two arguments */ |
| TAKE3, /**< three arguments only */ |
| TAKE23, /**< two or three arguments */ |
| TAKE123, /**< one, two or three arguments */ |
| TAKE13, /**< one or three arguments */ |
| TAKE_ARGV /**< an argc and argv are passed */ |
| }; |
| |
| /** |
| * This structure is passed to a command which is being invoked, |
| * to carry a large variety of miscellaneous data which is all of |
| * use to *somebody*... |
| */ |
| typedef struct cmd_parms_struct cmd_parms; |
| |
| #if defined(AP_HAVE_DESIGNATED_INITIALIZER) || defined(DOXYGEN) |
| |
| /** |
| * All the types of functions that can be used in directives |
| * @internal |
| */ |
| typedef union { |
| /** function to call for a no-args */ |
| const char *(*no_args) (cmd_parms *parms, void *mconfig); |
| /** function to call for a raw-args */ |
| const char *(*raw_args) (cmd_parms *parms, void *mconfig, |
| const char *args); |
| /** function to call for a argv/argc */ |
| const char *(*take_argv) (cmd_parms *parms, void *mconfig, |
| int argc, char *const argv[]); |
| /** function to call for a take1 */ |
| const char *(*take1) (cmd_parms *parms, void *mconfig, const char *w); |
| /** function to call for a take2 */ |
| const char *(*take2) (cmd_parms *parms, void *mconfig, const char *w, |
| const char *w2); |
| /** function to call for a take3 */ |
| const char *(*take3) (cmd_parms *parms, void *mconfig, const char *w, |
| const char *w2, const char *w3); |
| /** function to call for a flag */ |
| const char *(*flag) (cmd_parms *parms, void *mconfig, int on); |
| } cmd_func; |
| |
| /** This configuration directive does not take any arguments */ |
| # define AP_NO_ARGS func.no_args |
| /** This configuration directive will handle its own parsing of arguments*/ |
| # define AP_RAW_ARGS func.raw_args |
| /** This configuration directive will handle its own parsing of arguments*/ |
| # define AP_TAKE_ARGV func.take_argv |
| /** This configuration directive takes 1 argument*/ |
| # define AP_TAKE1 func.take1 |
| /** This configuration directive takes 2 arguments */ |
| # define AP_TAKE2 func.take2 |
| /** This configuration directive takes 3 arguments */ |
| # define AP_TAKE3 func.take3 |
| /** This configuration directive takes a flag (on/off) as a argument*/ |
| # define AP_FLAG func.flag |
| |
| /** mechanism for declaring a directive with no arguments */ |
| # define AP_INIT_NO_ARGS(directive, func, mconfig, where, help) \ |
| { directive, { .no_args=func }, mconfig, where, NO_ARGS, help } |
| /** mechanism for declaring a directive with raw argument parsing */ |
| # define AP_INIT_RAW_ARGS(directive, func, mconfig, where, help) \ |
| { directive, { .raw_args=func }, mconfig, where, RAW_ARGS, help } |
| /** mechanism for declaring a directive with raw argument parsing */ |
| # define AP_INIT_TAKE_ARGV(directive, func, mconfig, where, help) \ |
| { directive, { .take_argv=func }, mconfig, where, TAKE_ARGV, help } |
| /** mechanism for declaring a directive which takes 1 argument */ |
| # define AP_INIT_TAKE1(directive, func, mconfig, where, help) \ |
| { directive, { .take1=func }, mconfig, where, TAKE1, help } |
| /** mechanism for declaring a directive which takes multiple arguments */ |
| # define AP_INIT_ITERATE(directive, func, mconfig, where, help) \ |
| { directive, { .take1=func }, mconfig, where, ITERATE, help } |
| /** mechanism for declaring a directive which takes 2 arguments */ |
| # define AP_INIT_TAKE2(directive, func, mconfig, where, help) \ |
| { directive, { .take2=func }, mconfig, where, TAKE2, help } |
| /** mechanism for declaring a directive which takes 1 or 2 arguments */ |
| # define AP_INIT_TAKE12(directive, func, mconfig, where, help) \ |
| { directive, { .take2=func }, mconfig, where, TAKE12, help } |
| /** mechanism for declaring a directive which takes multiple 2 arguments */ |
| # define AP_INIT_ITERATE2(directive, func, mconfig, where, help) \ |
| { directive, { .take2=func }, mconfig, where, ITERATE2, help } |
| /** mechanism for declaring a directive which takes 1 or 3 arguments */ |
| # define AP_INIT_TAKE13(directive, func, mconfig, where, help) \ |
| { directive, { .take3=func }, mconfig, where, TAKE13, help } |
| /** mechanism for declaring a directive which takes 2 or 3 arguments */ |
| # define AP_INIT_TAKE23(directive, func, mconfig, where, help) \ |
| { directive, { .take3=func }, mconfig, where, TAKE23, help } |
| /** mechanism for declaring a directive which takes 1 to 3 arguments */ |
| # define AP_INIT_TAKE123(directive, func, mconfig, where, help) \ |
| { directive, { .take3=func }, mconfig, where, TAKE123, help } |
| /** mechanism for declaring a directive which takes 3 arguments */ |
| # define AP_INIT_TAKE3(directive, func, mconfig, where, help) \ |
| { directive, { .take3=func }, mconfig, where, TAKE3, help } |
| /** mechanism for declaring a directive which takes a flag (on/off) argument */ |
| # define AP_INIT_FLAG(directive, func, mconfig, where, help) \ |
| { directive, { .flag=func }, mconfig, where, FLAG, help } |
| |
| #else /* AP_HAVE_DESIGNATED_INITIALIZER */ |
| |
| typedef const char *(*cmd_func) (); |
| |
| # define AP_NO_ARGS func |
| # define AP_RAW_ARGS func |
| # define AP_TAKE_ARGV func |
| # define AP_TAKE1 func |
| # define AP_TAKE2 func |
| # define AP_TAKE3 func |
| # define AP_FLAG func |
| |
| # define AP_INIT_NO_ARGS(directive, func, mconfig, where, help) \ |
| { directive, func, mconfig, where, NO_ARGS, help } |
| # define AP_INIT_RAW_ARGS(directive, func, mconfig, where, help) \ |
| { directive, func, mconfig, where, RAW_ARGS, help } |
| # define AP_INIT_TAKE_ARGV(directive, func, mconfig, where, help) \ |
| { directive, func, mconfig, where, TAKE_ARGV, help } |
| # define AP_INIT_TAKE1(directive, func, mconfig, where, help) \ |
| { directive, func, mconfig, where, TAKE1, help } |
| # define AP_INIT_ITERATE(directive, func, mconfig, where, help) \ |
| { directive, func, mconfig, where, ITERATE, help } |
| # define AP_INIT_TAKE2(directive, func, mconfig, where, help) \ |
| { directive, func, mconfig, where, TAKE2, help } |
| # define AP_INIT_TAKE12(directive, func, mconfig, where, help) \ |
| { directive, func, mconfig, where, TAKE12, help } |
| # define AP_INIT_ITERATE2(directive, func, mconfig, where, help) \ |
| { directive, func, mconfig, where, ITERATE2, help } |
| # define AP_INIT_TAKE13(directive, func, mconfig, where, help) \ |
| { directive, func, mconfig, where, TAKE13, help } |
| # define AP_INIT_TAKE23(directive, func, mconfig, where, help) \ |
| { directive, func, mconfig, where, TAKE23, help } |
| # define AP_INIT_TAKE123(directive, func, mconfig, where, help) \ |
| { directive, func, mconfig, where, TAKE123, help } |
| # define AP_INIT_TAKE3(directive, func, mconfig, where, help) \ |
| { directive, func, mconfig, where, TAKE3, help } |
| # define AP_INIT_FLAG(directive, func, mconfig, where, help) \ |
| { directive, func, mconfig, where, FLAG, help } |
| |
| #endif /* AP_HAVE_DESIGNATED_INITIALIZER */ |
| |
| /** |
| * The command record structure. Modules can define a table of these |
| * to define the directives it will implement. |
| */ |
| typedef struct command_struct command_rec; |
| struct command_struct { |
| /** Name of this command */ |
| const char *name; |
| /** The function to be called when this directive is parsed */ |
| cmd_func func; |
| /** Extra data, for functions which implement multiple commands... */ |
| void *cmd_data; |
| /** What overrides need to be allowed to enable this command. */ |
| int req_override; |
| /** What the command expects as arguments */ |
| enum cmd_how args_how; |
| |
| /** 'usage' message, in case of syntax errors */ |
| const char *errmsg; |
| }; |
| |
| /** |
| * @defgroup ConfigDirectives Allowed locations for configuration directives. |
| * |
| * The allowed locations for a configuration directive are the union of |
| * those indicated by each set bit in the req_override mask. |
| * |
| * @{ |
| */ |
| #define OR_NONE 0 /**< *.conf is not available anywhere in this override */ |
| #define OR_LIMIT 1 /**< *.conf inside <Directory> or <Location> |
| and .htaccess when AllowOverride Limit */ |
| #define OR_OPTIONS 2 /**< *.conf anywhere |
| and .htaccess when AllowOverride Options */ |
| #define OR_FILEINFO 4 /**< *.conf anywhere |
| and .htaccess when AllowOverride FileInfo */ |
| #define OR_AUTHCFG 8 /**< *.conf inside <Directory> or <Location> |
| and .htaccess when AllowOverride AuthConfig */ |
| #define OR_INDEXES 16 /**< *.conf anywhere |
| and .htaccess when AllowOverride Indexes */ |
| #define OR_UNSET 32 /**< bit to indicate that AllowOverride has not been set */ |
| #define ACCESS_CONF 64 /**< *.conf inside <Directory> or <Location> */ |
| #define RSRC_CONF 128 /**< *.conf outside <Directory> or <Location> */ |
| #define EXEC_ON_READ 256 /**< force directive to execute a command |
| which would modify the configuration (like including another |
| file, or IFModule */ |
| /* Flags to determine whether syntax errors in .htaccess should be |
| * treated as nonfatal (log and ignore errors) |
| */ |
| #define NONFATAL_OVERRIDE 512 /* Violation of AllowOverride rule */ |
| #define NONFATAL_UNKNOWN 1024 /* Unrecognised directive */ |
| #define NONFATAL_ALL (NONFATAL_OVERRIDE|NONFATAL_UNKNOWN) |
| |
| #define PROXY_CONF 2048 /**< *.conf inside <Proxy> only */ |
| |
| /** this directive can be placed anywhere */ |
| #define OR_ALL (OR_LIMIT|OR_OPTIONS|OR_FILEINFO|OR_AUTHCFG|OR_INDEXES) |
| |
| /** @} */ |
| |
| /** |
| * This can be returned by a function if they don't wish to handle |
| * a command. Make it something not likely someone will actually use |
| * as an error code. |
| */ |
| #define DECLINE_CMD "\a\b" |
| |
| /** Common structure for reading of config files / passwd files etc. */ |
| typedef struct ap_configfile_t ap_configfile_t; |
| struct ap_configfile_t { |
| /**< an apr_file_getc()-like function */ |
| apr_status_t (*getch) (char *ch, void *param); |
| /**< an apr_file_gets()-like function */ |
| apr_status_t (*getstr) (void *buf, apr_size_t bufsiz, void *param); |
| /**< a close handler function */ |
| apr_status_t (*close) (void *param); |
| /**< the argument passed to getch/getstr/close */ |
| void *param; |
| /**< the filename / description */ |
| const char *name; |
| /**< current line number, starting at 1 */ |
| unsigned line_number; |
| }; |
| |
| /** |
| * This structure is passed to a command which is being invoked, |
| * to carry a large variety of miscellaneous data which is all of |
| * use to *somebody*... |
| */ |
| struct cmd_parms_struct { |
| /** Argument to command from cmd_table */ |
| void *info; |
| /** Which allow-override bits are set */ |
| int override; |
| /** Which allow-override-opts bits are set */ |
| int override_opts; |
| /** Table of directives allowed per AllowOverrideList */ |
| apr_table_t *override_list; |
| /** Which methods are <Limit>ed */ |
| apr_int64_t limited; |
| /** methods which are limited */ |
| apr_array_header_t *limited_xmethods; |
| /** methods which are xlimited */ |
| ap_method_list_t *xlimited; |
| |
| /** Config file structure. */ |
| ap_configfile_t *config_file; |
| /** the directive specifying this command */ |
| ap_directive_t *directive; |
| |
| /** Pool to allocate new storage in */ |
| apr_pool_t *pool; |
| /** Pool for scratch memory; persists during configuration, but |
| * wiped before the first request is served... */ |
| apr_pool_t *temp_pool; |
| /** Server_rec being configured for */ |
| server_rec *server; |
| /** If configuring for a directory, pathname of that directory. |
| * NOPE! That's what it meant previous to the existence of <Files>, |
| * <Location> and regex matching. Now the only usefulness that can be |
| * derived from this field is whether a command is being called in a |
| * server context (path == NULL) or being called in a dir context |
| * (path != NULL). */ |
| char *path; |
| /** configuration command */ |
| const command_rec *cmd; |
| |
| /** per_dir_config vector passed to handle_command */ |
| struct ap_conf_vector_t *context; |
| /** directive with syntax error */ |
| const ap_directive_t *err_directive; |
| |
| /** If the current directive is EXEC_ON_READ, this is the last |
| (non-EXEC_ON_READ) enclosing directive */ |
| ap_directive_t *parent; |
| }; |
| |
| /** |
| * Module structures. Just about everything is dispatched through |
| * these, directly or indirectly (through the command and handler |
| * tables). |
| */ |
| typedef struct module_struct module; |
| struct module_struct { |
| /** API version, *not* module version; check that module is |
| * compatible with this version of the server. |
| */ |
| int version; |
| /** API minor version. Provides API feature milestones. Not checked |
| * during module init */ |
| int minor_version; |
| /** Index to this modules structures in config vectors. */ |
| int module_index; |
| |
| /** The name of the module's C file */ |
| const char *name; |
| /** The handle for the DSO. Internal use only */ |
| void *dynamic_load_handle; |
| |
| /** A pointer to the next module in the list |
| * @var module_struct *next |
| */ |
| struct module_struct *next; |
| |
| /** Magic Cookie to identify a module structure; It's mainly |
| * important for the DSO facility (see also mod_so). */ |
| unsigned long magic; |
| |
| /** Function to allow MPMs to re-write command line arguments. This |
| * hook is only available to MPMs. |
| * @param The process that the server is running in. |
| */ |
| void (*rewrite_args) (process_rec *process); |
| /** Function to allow all modules to create per directory configuration |
| * structures. |
| * @param p The pool to use for all allocations. |
| * @param dir The directory currently being processed. |
| * @return The per-directory structure created |
| */ |
| void *(*create_dir_config) (apr_pool_t *p, char *dir); |
| /** Function to allow all modules to merge the per directory configuration |
| * structures for two directories. |
| * @param p The pool to use for all allocations. |
| * @param base_conf The directory structure created for the parent directory. |
| * @param new_conf The directory structure currently being processed. |
| * @return The new per-directory structure created |
| */ |
| void *(*merge_dir_config) (apr_pool_t *p, void *base_conf, void *new_conf); |
| /** Function to allow all modules to create per server configuration |
| * structures. |
| * @param p The pool to use for all allocations. |
| * @param s The server currently being processed. |
| * @return The per-server structure created |
| */ |
| void *(*create_server_config) (apr_pool_t *p, server_rec *s); |
| /** Function to allow all modules to merge the per server configuration |
| * structures for two servers. |
| * @param p The pool to use for all allocations. |
| * @param base_conf The directory structure created for the parent directory. |
| * @param new_conf The directory structure currently being processed. |
| * @return The new per-directory structure created |
| */ |
| void *(*merge_server_config) (apr_pool_t *p, void *base_conf, |
| void *new_conf); |
| |
| /** A command_rec table that describes all of the directives this module |
| * defines. */ |
| const command_rec *cmds; |
| |
| /** A hook to allow modules to hook other points in the request processing. |
| * In this function, modules should call the ap_hook_*() functions to |
| * register an interest in a specific step in processing the current |
| * request. |
| * @param p the pool to use for all allocations |
| */ |
| void (*register_hooks) (apr_pool_t *p); |
| }; |
| |
| /** |
| * The AP_MAYBE_USELESS macro is used vor variable declarations that |
| * might potentially exhibit "unused var" warnings on some compilers if |
| * left untreated. |
| * Since static intializers are not part of the C language (C89), making |
| * (void) usage is not possible. However many compiler have proprietary |
| * mechanism to suppress those warnings. |
| */ |
| #ifdef AP_MAYBE_USELESS |
| #elif defined(__GNUC__) |
| # define AP_MAYBE_USELESS(x) x __attribute__((unused)) |
| #elif defined(__LCLINT__) |
| # define AP_MAYBE_USELESS(x) /*@unused@*/ x |
| #else |
| # define AP_MAYBE_USELESS(x) x |
| #endif |
| |
| /** |
| * The APLOG_USE_MODULE macro is used choose which module a file belongs to. |
| * This is necessary to allow per-module loglevel configuration. |
| * |
| * APLOG_USE_MODULE indirectly sets APLOG_MODULE_INDEX and APLOG_MARK. |
| * |
| * If a module should be backward compatible with versions before 2.3.6, |
| * APLOG_USE_MODULE needs to be enclosed in a ifdef APLOG_USE_MODULE block. |
| * |
| * @param foo name of the module symbol of the current module, without the |
| * trailing "_module" part |
| * @see APLOG_MARK |
| */ |
| #define APLOG_USE_MODULE(foo) \ |
| extern module AP_MODULE_DECLARE_DATA foo##_module; \ |
| AP_MAYBE_USELESS(static int * const aplog_module_index) = &(foo##_module.module_index) |
| |
| /** |
| * AP_DECLARE_MODULE is a convenience macro that combines a call of |
| * APLOG_USE_MODULE with the definition of the module symbol. |
| * |
| * If a module should be backward compatible with versions before 2.3.6, |
| * APLOG_USE_MODULE should be used explicitly instead of AP_DECLARE_MODULE. |
| */ |
| #define AP_DECLARE_MODULE(foo) \ |
| APLOG_USE_MODULE(foo); \ |
| module AP_MODULE_DECLARE_DATA foo##_module |
| |
| /** |
| * @defgroup ModuleInit Module structure initializers |
| * |
| * Initializer for the first few module slots, which are only |
| * really set up once we start running. Note that the first two slots |
| * provide a version check; this should allow us to deal with changes to |
| * the API. The major number should reflect changes to the API handler table |
| * itself or removal of functionality. The minor number should reflect |
| * additions of functionality to the existing API. (the server can detect |
| * an old-format module, and either handle it back-compatibly, or at least |
| * signal an error). See src/include/ap_mmn.h for MMN version history. |
| * @{ |
| */ |
| |
| /** The one used in Apache 1.3, which will deliberately cause an error */ |
| #define STANDARD_MODULE_STUFF this_module_needs_to_be_ported_to_apache_2_0 |
| |
| /** Use this in all standard modules */ |
| #define STANDARD20_MODULE_STUFF MODULE_MAGIC_NUMBER_MAJOR, \ |
| MODULE_MAGIC_NUMBER_MINOR, \ |
| -1, \ |
| __FILE__, \ |
| NULL, \ |
| NULL, \ |
| MODULE_MAGIC_COOKIE, \ |
| NULL /* rewrite args spot */ |
| |
| /** Use this only in MPMs */ |
| #define MPM20_MODULE_STUFF MODULE_MAGIC_NUMBER_MAJOR, \ |
| MODULE_MAGIC_NUMBER_MINOR, \ |
| -1, \ |
| __FILE__, \ |
| NULL, \ |
| NULL, \ |
| MODULE_MAGIC_COOKIE |
| |
| /** @} */ |
| |
| /* CONFIGURATION VECTOR FUNCTIONS */ |
| |
| /** configuration vector structure */ |
| typedef struct ap_conf_vector_t ap_conf_vector_t; |
| |
| /** |
| * Generic accessors for other modules to get at their own module-specific |
| * data |
| * @param cv The vector in which the modules configuration is stored. |
| * usually r->per_dir_config or s->module_config |
| * @param m The module to get the data for. |
| * @return The module-specific data |
| */ |
| AP_DECLARE(void *) ap_get_module_config(const ap_conf_vector_t *cv, |
| const module *m); |
| |
| /** |
| * Generic accessors for other modules to set their own module-specific |
| * data |
| * @param cv The vector in which the modules configuration is stored. |
| * usually r->per_dir_config or s->module_config |
| * @param m The module to set the data for. |
| * @param val The module-specific data to set |
| */ |
| AP_DECLARE(void) ap_set_module_config(ap_conf_vector_t *cv, const module *m, |
| void *val); |
| |
| #if !defined(AP_DEBUG) |
| |
| #define ap_get_module_config(v,m) \ |
| (((void **)(v))[(m)->module_index]) |
| #define ap_set_module_config(v,m,val) \ |
| ((((void **)(v))[(m)->module_index]) = (val)) |
| |
| #endif /* AP_DEBUG */ |
| |
| |
| /** |
| * Generic accessor for modules to get the module-specific loglevel |
| * @param s The server from which to get the loglevel. |
| * @param index The module_index of the module to get the loglevel for. |
| * @return The module-specific loglevel |
| */ |
| AP_DECLARE(int) ap_get_server_module_loglevel(const server_rec *s, int index); |
| |
| /** |
| * Generic accessor for modules the module-specific loglevel |
| * @param c The connection from which to get the loglevel. |
| * @param index The module_index of the module to get the loglevel for. |
| * @return The module-specific loglevel |
| */ |
| AP_DECLARE(int) ap_get_conn_module_loglevel(const conn_rec *c, int index); |
| |
| /** |
| * Generic accessor for modules the module-specific loglevel |
| * @param c The connection from which to get the loglevel. |
| * @param s The server from which to get the loglevel if c does not have a |
| * specific loglevel configuration. |
| * @param index The module_index of the module to get the loglevel for. |
| * @return The module-specific loglevel |
| */ |
| AP_DECLARE(int) ap_get_conn_server_module_loglevel(const conn_rec *c, |
| const server_rec *s, |
| int index); |
| |
| /** |
| * Generic accessor for modules to get the module-specific loglevel |
| * @param r The request from which to get the loglevel. |
| * @param index The module_index of the module to get the loglevel for. |
| * @return The module-specific loglevel |
| */ |
| AP_DECLARE(int) ap_get_request_module_loglevel(const request_rec *r, int index); |
| |
| /** |
| * Accessor to set module-specific loglevel |
| * @param p A pool |
| * @param l The ap_logconf struct to modify. |
| * @param index The module_index of the module to set the loglevel for. |
| * @param level The new log level |
| */ |
| AP_DECLARE(void) ap_set_module_loglevel(apr_pool_t *p, struct ap_logconf *l, |
| int index, int level); |
| |
| #if !defined(AP_DEBUG) |
| |
| #define ap_get_conn_logconf(c) \ |
| ((c)->log ? (c)->log : \ |
| &(c)->base_server->log) |
| |
| #define ap_get_conn_server_logconf(c,s) \ |
| ( ( (c)->log != &(c)->base_server->log && (c)->log != NULL ) ? \ |
| (c)->log : \ |
| &(s)->log ) |
| |
| #define ap_get_request_logconf(r) \ |
| ((r)->log ? (r)->log : \ |
| (r)->connection->log ? (r)->connection->log : \ |
| &(r)->server->log) |
| |
| #define ap_get_module_loglevel(l,i) \ |
| (((i) < 0 || (l)->module_levels == NULL || (l)->module_levels[i] < 0) ? \ |
| (l)->level : \ |
| (l)->module_levels[i]) |
| |
| #define ap_get_server_module_loglevel(s,i) \ |
| (ap_get_module_loglevel(&(s)->log,i)) |
| |
| #define ap_get_conn_module_loglevel(c,i) \ |
| (ap_get_module_loglevel(ap_get_conn_logconf(c),i)) |
| |
| #define ap_get_conn_server_module_loglevel(c,s,i) \ |
| (ap_get_module_loglevel(ap_get_conn_server_logconf(c,s),i)) |
| |
| #define ap_get_request_module_loglevel(r,i) \ |
| (ap_get_module_loglevel(ap_get_request_logconf(r),i)) |
| |
| #endif /* AP_DEBUG */ |
| |
| /** |
| * Set all module-specific loglevels to val |
| * @param l The log config for which to set the loglevels. |
| * @param val the value to set all loglevels to |
| */ |
| AP_DECLARE(void) ap_reset_module_loglevels(struct ap_logconf *l, int val); |
| |
| /** |
| * Generic command handling function for strings |
| * @param cmd The command parameters for this directive |
| * @param struct_ptr pointer into a given type |
| * @param arg The argument to the directive |
| * @return An error string or NULL on success |
| */ |
| AP_DECLARE_NONSTD(const char *) ap_set_string_slot(cmd_parms *cmd, |
| void *struct_ptr, |
| const char *arg); |
| |
| /** |
| * Generic command handling function for integers |
| * @param cmd The command parameters for this directive |
| * @param struct_ptr pointer into a given type |
| * @param arg The argument to the directive |
| * @return An error string or NULL on success |
| */ |
| AP_DECLARE_NONSTD(const char *) ap_set_int_slot(cmd_parms *cmd, |
| void *struct_ptr, |
| const char *arg); |
| |
| /** |
| * Parsing function for log level |
| * @param str The string to parse |
| * @param val The parsed log level |
| * @return An error string or NULL on success |
| */ |
| AP_DECLARE(const char *) ap_parse_log_level(const char *str, int *val); |
| |
| /** |
| * Return true if the specified method is limited by being listed in |
| * a <Limit> container, or by *not* being listed in a <LimitExcept> |
| * container. |
| * |
| * @param method Pointer to a string specifying the method to check. |
| * @param cmd Pointer to the cmd_parms structure passed to the |
| * directive handler. |
| * @return 0 if the method is not limited in the current scope |
| */ |
| AP_DECLARE(int) ap_method_is_limited(cmd_parms *cmd, const char *method); |
| |
| /** |
| * Generic command handling function for strings, always sets the value |
| * to a lowercase string |
| * @param cmd The command parameters for this directive |
| * @param struct_ptr pointer into a given type |
| * @param arg The argument to the directive |
| * @return An error string or NULL on success |
| */ |
| AP_DECLARE_NONSTD(const char *) ap_set_string_slot_lower(cmd_parms *cmd, |
| void *struct_ptr, |
| const char *arg); |
| /** |
| * Generic command handling function for flags stored in an int |
| * @param cmd The command parameters for this directive |
| * @param struct_ptr pointer into a given type |
| * @param arg The argument to the directive (either 1 or 0) |
| * @return An error string or NULL on success |
| */ |
| AP_DECLARE_NONSTD(const char *) ap_set_flag_slot(cmd_parms *cmd, |
| void *struct_ptr, |
| int arg); |
| /** |
| * Generic command handling function for flags stored in a char |
| * @param cmd The command parameters for this directive |
| * @param struct_ptr pointer into a given type |
| * @param arg The argument to the directive (either 1 or 0) |
| * @return An error string or NULL on success |
| */ |
| AP_DECLARE_NONSTD(const char *) ap_set_flag_slot_char(cmd_parms *cmd, |
| void *struct_ptr, |
| int arg); |
| /** |
| * Generic command handling function for files |
| * @param cmd The command parameters for this directive |
| * @param struct_ptr pointer into a given type |
| * @param arg The argument to the directive |
| * @return An error string or NULL on success |
| */ |
| AP_DECLARE_NONSTD(const char *) ap_set_file_slot(cmd_parms *cmd, |
| void *struct_ptr, |
| const char *arg); |
| /** |
| * Generic command handling function to respond with cmd->help as an error |
| * @param cmd The command parameters for this directive |
| * @param struct_ptr pointer into a given type |
| * @param arg The argument to the directive |
| * @return The cmd->help value as the error string |
| * @note This allows simple declarations such as: |
| * @code |
| * AP_INIT_RAW_ARGS("Foo", ap_set_deprecated, NULL, OR_ALL, |
| * "The Foo directive is no longer supported, use Bar"), |
| * @endcode |
| */ |
| AP_DECLARE_NONSTD(const char *) ap_set_deprecated(cmd_parms *cmd, |
| void *struct_ptr, |
| const char *arg); |
| /** |
| * For modules which need to read config files, open logs, etc. this returns |
| * the canonical form of fname made absolute to ap_server_root. |
| * @param p pool to allocate data from |
| * @param fname The file name |
| */ |
| AP_DECLARE(char *) ap_server_root_relative(apr_pool_t *p, const char *fname); |
| |
| /** |
| * Compute the name of a run-time file (e.g., shared memory "file") relative |
| * to the appropriate run-time directory. Absolute paths are returned as-is. |
| * The run-time directory is configured via the DefaultRuntimeDir directive or |
| * at build time. |
| */ |
| AP_DECLARE(char *) ap_runtime_dir_relative(apr_pool_t *p, const char *fname); |
| |
| /* Finally, the hook for dynamically loading modules in... */ |
| |
| /** |
| * Add a module to the server |
| * @param m The module structure of the module to add |
| * @param p The pool of the same lifetime as the module |
| * @param s The module's symbol name (used for logging) |
| */ |
| AP_DECLARE(const char *) ap_add_module(module *m, apr_pool_t *p, |
| const char *s); |
| |
| /** |
| * Remove a module from the server. There are some caveats: |
| * when the module is removed, its slot is lost so all the current |
| * per-dir and per-server configurations are invalid. So we should |
| * only ever call this function when you are invalidating almost |
| * all our current data. I.e. when doing a restart. |
| * @param m the module structure of the module to remove |
| */ |
| AP_DECLARE(void) ap_remove_module(module *m); |
| /** |
| * Add a module to the chained modules list and the list of loaded modules |
| * @param mod The module structure of the module to add |
| * @param p The pool with the same lifetime as the module |
| * @param s The module's symbol name (used for logging) |
| */ |
| AP_DECLARE(const char *) ap_add_loaded_module(module *mod, apr_pool_t *p, |
| const char *s); |
| /** |
| * Remove a module fromthe chained modules list and the list of loaded modules |
| * @param mod the module structure of the module to remove |
| */ |
| AP_DECLARE(void) ap_remove_loaded_module(module *mod); |
| /** |
| * Find the name of the specified module |
| * @param m The module to get the name for |
| * @return the name of the module |
| */ |
| AP_DECLARE(const char *) ap_find_module_name(module *m); |
| /** |
| * Find the short name of the module identified by the specified module index |
| * @param module_index The module index to get the name for |
| * @return the name of the module, NULL if not found |
| */ |
| AP_DECLARE(const char *) ap_find_module_short_name(int module_index); |
| /** |
| * Find a module based on the name of the module |
| * @param name the name of the module |
| * @return the module structure if found, NULL otherwise |
| */ |
| AP_DECLARE(module *) ap_find_linked_module(const char *name); |
| |
| /** |
| * Open a ap_configfile_t as apr_file_t |
| * @param ret_cfg open ap_configfile_t struct pointer |
| * @param p The pool to allocate the structure from |
| * @param name the name of the file to open |
| */ |
| AP_DECLARE(apr_status_t) ap_pcfg_openfile(ap_configfile_t **ret_cfg, |
| apr_pool_t *p, const char *name); |
| |
| /** |
| * Allocate a ap_configfile_t handle with user defined functions and params |
| * @param p The pool to allocate from |
| * @param descr The name of the file |
| * @param param The argument passed to getch/getstr/close |
| * @param getc_func The getch function |
| * @param gets_func The getstr function |
| * @param close_func The close function |
| */ |
| AP_DECLARE(ap_configfile_t *) ap_pcfg_open_custom(apr_pool_t *p, |
| const char *descr, |
| void *param, |
| apr_status_t (*getc_func) (char *ch, void *param), |
| apr_status_t (*gets_func) (void *buf, apr_size_t bufsiz, void *param), |
| apr_status_t (*close_func) (void *param)); |
| |
| /** |
| * Read one line from open ap_configfile_t, strip leading and trailing |
| * whitespace, increase line number |
| * @param buf place to store the line read |
| * @param bufsize size of the buffer |
| * @param cfp File to read from |
| * @return error status, APR_ENOSPC if bufsize is too small for the line |
| */ |
| AP_DECLARE(apr_status_t) ap_cfg_getline(char *buf, apr_size_t bufsize, ap_configfile_t *cfp); |
| |
| /** |
| * Read one char from open configfile_t, increase line number upon LF |
| * @param ch place to store the char read |
| * @param cfp The file to read from |
| * @return error status |
| */ |
| AP_DECLARE(apr_status_t) ap_cfg_getc(char *ch, ap_configfile_t *cfp); |
| |
| /** |
| * Detach from open ap_configfile_t, calling the close handler |
| * @param cfp The file to close |
| * @return 1 on sucess, 0 on failure |
| */ |
| AP_DECLARE(int) ap_cfg_closefile(ap_configfile_t *cfp); |
| |
| /** |
| * Convert a return value from ap_cfg_getline or ap_cfg_getc to a user friendly |
| * string. |
| * @param p The pool to allocate the string from |
| * @param cfp The config file |
| * @param rc The return value to convert |
| * @return The error string, NULL if rc == APR_SUCCESS |
| */ |
| AP_DECLARE(const char *) ap_pcfg_strerror(apr_pool_t *p, ap_configfile_t *cfp, |
| apr_status_t rc); |
| |
| /** |
| * Read all data between the current <foo> and the matching </foo>. All |
| * of this data is forgotten immediately. |
| * @param cmd The cmd_parms to pass to the directives inside the container |
| * @param directive The directive name to read until |
| * @return Error string on failure, NULL on success |
| * @note If cmd->pool == cmd->temp_pool, ap_soak_end_container() will assume |
| * .htaccess context and use a lower maximum line length. |
| */ |
| AP_DECLARE(const char *) ap_soak_end_container(cmd_parms *cmd, char *directive); |
| |
| /** |
| * Read all data between the current <foo> and the matching </foo> and build |
| * a config tree from it |
| * @param p pool to allocate from |
| * @param temp_pool Temporary pool to allocate from |
| * @param parms The cmd_parms to pass to all directives read |
| * @param current The current node in the tree |
| * @param curr_parent The current parent node |
| * @param orig_directive The directive to read until hit. |
| * @return Error string on failure, NULL on success |
| * @note If p == temp_pool, ap_build_cont_config() will assume .htaccess |
| * context and use a lower maximum line length. |
| */ |
| AP_DECLARE(const char *) ap_build_cont_config(apr_pool_t *p, |
| apr_pool_t *temp_pool, |
| cmd_parms *parms, |
| ap_directive_t **current, |
| ap_directive_t **curr_parent, |
| char *orig_directive); |
| |
| /** |
| * Build a config tree from a config file |
| * @param parms The cmd_parms to pass to all of the directives in the file |
| * @param conf_pool The pconf pool |
| * @param temp_pool The temporary pool |
| * @param conftree Place to store the root node of the config tree |
| * @return Error string on erro, NULL otherwise |
| * @note If conf_pool == temp_pool, ap_build_config() will assume .htaccess |
| * context and use a lower maximum line length. |
| */ |
| AP_DECLARE(const char *) ap_build_config(cmd_parms *parms, |
| apr_pool_t *conf_pool, |
| apr_pool_t *temp_pool, |
| ap_directive_t **conftree); |
| |
| /** |
| * Walk a config tree and setup the server's internal structures |
| * @param conftree The config tree to walk |
| * @param parms The cmd_parms to pass to all functions |
| * @param section_vector The per-section config vector. |
| * @return Error string on error, NULL otherwise |
| */ |
| AP_DECLARE(const char *) ap_walk_config(ap_directive_t *conftree, |
| cmd_parms *parms, |
| ap_conf_vector_t *section_vector); |
| |
| /** |
| * @defgroup ap_check_cmd_context Check command context |
| * @{ |
| */ |
| /** |
| * Check the context a command is used in. |
| * @param cmd The command to check |
| * @param forbidden Where the command is forbidden. |
| * @return Error string on error, NULL on success |
| */ |
| AP_DECLARE(const char *) ap_check_cmd_context(cmd_parms *cmd, |
| unsigned forbidden); |
| |
| #define NOT_IN_VIRTUALHOST 0x01 /**< Forbidden in <VirtualHost> */ |
| #define NOT_IN_LIMIT 0x02 /**< Forbidden in <Limit> */ |
| #define NOT_IN_DIRECTORY 0x04 /**< Forbidden in <Directory> */ |
| #define NOT_IN_LOCATION 0x08 /**< Forbidden in <Location> */ |
| #define NOT_IN_FILES 0x10 /**< Forbidden in <Files> or <If>*/ |
| #define NOT_IN_HTACCESS 0x20 /**< Forbidden in .htaccess files */ |
| #define NOT_IN_PROXY 0x40 /**< Forbidden in <Proxy> */ |
| /** Forbidden in <Directory>/<Location>/<Files><If><Proxy>*/ |
| #define NOT_IN_DIR_LOC_FILE (NOT_IN_DIRECTORY|NOT_IN_LOCATION|NOT_IN_FILES|NOT_IN_PROXY) |
| /** Forbidden in <VirtualHost>/<Limit>/<Directory>/<Location>/<Files>/<If><Proxy>*/ |
| #define GLOBAL_ONLY (NOT_IN_VIRTUALHOST|NOT_IN_LIMIT|NOT_IN_DIR_LOC_FILE) |
| |
| /** @} */ |
| |
| /** |
| * @brief This structure is used to assign symbol names to module pointers |
| */ |
| typedef struct { |
| const char *name; |
| module *modp; |
| } ap_module_symbol_t; |
| |
| /** |
| * The topmost module in the list |
| * @var module *ap_top_module |
| */ |
| AP_DECLARE_DATA extern module *ap_top_module; |
| |
| /** |
| * Array of all statically linked modules |
| * @var module *ap_prelinked_modules[] |
| */ |
| AP_DECLARE_DATA extern module *ap_prelinked_modules[]; |
| /** |
| * Array of all statically linked modulenames (symbols) |
| * @var ap_module_symbol_t ap_prelinked_module_symbols[] |
| */ |
| AP_DECLARE_DATA extern ap_module_symbol_t ap_prelinked_module_symbols[]; |
| /** |
| * Array of all preloaded modules |
| * @var module *ap_preloaded_modules[] |
| */ |
| AP_DECLARE_DATA extern module *ap_preloaded_modules[]; |
| /** |
| * Array of all loaded modules |
| * @var module **ap_loaded_modules |
| */ |
| AP_DECLARE_DATA extern module **ap_loaded_modules; |
| |
| /* For mod_so.c... */ |
| /** Run a single module's two create_config hooks |
| * @param p the pool to allocate from |
| * @param s The server to configure for. |
| * @param m The module to configure |
| */ |
| AP_DECLARE(void) ap_single_module_configure(apr_pool_t *p, server_rec *s, |
| module *m); |
| |
| /* For http_main.c... */ |
| /** |
| * Add all of the prelinked modules into the loaded module list |
| * @param process The process that is currently running the server |
| */ |
| AP_DECLARE(const char *) ap_setup_prelinked_modules(process_rec *process); |
| |
| /** |
| * Show the preloaded configuration directives, the help string explaining |
| * the directive arguments, in what module they are handled, and in |
| * what parts of the configuration they are allowed. Used for httpd -h. |
| */ |
| AP_DECLARE(void) ap_show_directives(void); |
| |
| /** |
| * Show the preloaded module names. Used for httpd -l. |
| */ |
| AP_DECLARE(void) ap_show_modules(void); |
| |
| /** |
| * Show the MPM name. Used in reporting modules such as mod_info to |
| * provide extra information to the user |
| */ |
| AP_DECLARE(const char *) ap_show_mpm(void); |
| |
| /** |
| * Read all config files and setup the server |
| * @param process The process running the server |
| * @param temp_pool A pool to allocate temporary data from. |
| * @param config_name The name of the config file |
| * @param conftree Place to store the root of the config tree |
| * @return The setup server_rec list. |
| */ |
| AP_DECLARE(server_rec *) ap_read_config(process_rec *process, |
| apr_pool_t *temp_pool, |
| const char *config_name, |
| ap_directive_t **conftree); |
| |
| /** |
| * Run all rewrite args hooks for loaded modules |
| * @param process The process currently running the server |
| */ |
| AP_DECLARE(void) ap_run_rewrite_args(process_rec *process); |
| |
| /** |
| * Run the register hooks function for a specified module |
| * @param m The module to run the register hooks function fo |
| * @param p The pool valid for the lifetime of the module |
| */ |
| AP_DECLARE(void) ap_register_hooks(module *m, apr_pool_t *p); |
| |
| /** |
| * Setup all virtual hosts |
| * @param p The pool to allocate from |
| * @param main_server The head of the server_rec list |
| */ |
| AP_DECLARE(void) ap_fixup_virtual_hosts(apr_pool_t *p, |
| server_rec *main_server); |
| |
| /** |
| * Reserve some modules slots for modules loaded by other means than |
| * EXEC_ON_READ directives. |
| * Relevant modules should call this in the pre_config stage. |
| * @param count The number of slots to reserve. |
| */ |
| AP_DECLARE(void) ap_reserve_module_slots(int count); |
| |
| /** |
| * Reserve some modules slots for modules loaded by a specific |
| * non-EXEC_ON_READ config directive. |
| * This counts how often the given directive is used in the config and calls |
| * ap_reserve_module_slots() accordingly. |
| * @param directive The name of the directive |
| */ |
| AP_DECLARE(void) ap_reserve_module_slots_directive(const char *directive); |
| |
| /* For http_request.c... */ |
| |
| /** |
| * Setup the config vector for a request_rec |
| * @param p The pool to allocate the config vector from |
| * @return The config vector |
| */ |
| AP_DECLARE(ap_conf_vector_t*) ap_create_request_config(apr_pool_t *p); |
| |
| /** |
| * Setup the config vector for per dir module configs |
| * @param p The pool to allocate the config vector from |
| * @return The config vector |
| */ |
| AP_CORE_DECLARE(ap_conf_vector_t *) ap_create_per_dir_config(apr_pool_t *p); |
| |
| /** |
| * Run all of the modules merge per dir config functions |
| * @param p The pool to pass to the merge functions |
| * @param base The base directory config structure |
| * @param new_conf The new directory config structure |
| */ |
| AP_CORE_DECLARE(ap_conf_vector_t*) ap_merge_per_dir_configs(apr_pool_t *p, |
| ap_conf_vector_t *base, |
| ap_conf_vector_t *new_conf); |
| |
| /** |
| * Allocate new ap_logconf and make (deep) copy of old ap_logconf |
| * @param p The pool to alloc from |
| * @param old The ap_logconf to copy (may be NULL) |
| * @return The new ap_logconf struct |
| */ |
| AP_DECLARE(struct ap_logconf *) ap_new_log_config(apr_pool_t *p, |
| const struct ap_logconf *old); |
| |
| /** |
| * Merge old ap_logconf into new ap_logconf. |
| * old and new must have the same life time. |
| * @param old_conf The ap_logconf to merge from |
| * @param new_conf The ap_logconf to merge into |
| */ |
| AP_DECLARE(void) ap_merge_log_config(const struct ap_logconf *old_conf, |
| struct ap_logconf *new_conf); |
| |
| /* For http_connection.c... */ |
| /** |
| * Setup the config vector for a connection_rec |
| * @param p The pool to allocate the config vector from |
| * @return The config vector |
| */ |
| AP_CORE_DECLARE(ap_conf_vector_t*) ap_create_conn_config(apr_pool_t *p); |
| |
| /* For http_core.c... (<Directory> command and virtual hosts) */ |
| |
| /** |
| * parse an htaccess file |
| * @param result htaccess_result |
| * @param r The request currently being served |
| * @param override Which overrides are active |
| * @param override_opts Which allow-override-opts bits are set |
| * @param override_list Table of directives allowed for override |
| * @param path The path to the htaccess file |
| * @param access_name The list of possible names for .htaccess files |
| * int The status of the current request |
| */ |
| AP_CORE_DECLARE(int) ap_parse_htaccess(ap_conf_vector_t **result, |
| request_rec *r, |
| int override, |
| int override_opts, |
| apr_table_t *override_list, |
| const char *path, |
| const char *access_name); |
| |
| /** |
| * Setup a virtual host |
| * @param p The pool to allocate all memory from |
| * @param hostname The hostname of the virtual hsot |
| * @param main_server The main server for this Apache configuration |
| * @param ps Place to store the new server_rec |
| * return Error string on error, NULL on success |
| */ |
| AP_CORE_DECLARE(const char *) ap_init_virtual_host(apr_pool_t *p, |
| const char *hostname, |
| server_rec *main_server, |
| server_rec **ps); |
| |
| /** |
| * Process a config file for Apache |
| * @param s The server rec to use for the command parms |
| * @param fname The name of the config file |
| * @param conftree The root node of the created config tree |
| * @param p Pool for general allocation |
| * @param ptemp Pool for temporary allocation |
| */ |
| AP_DECLARE(const char *) ap_process_resource_config(server_rec *s, |
| const char *fname, |
| ap_directive_t **conftree, |
| apr_pool_t *p, |
| apr_pool_t *ptemp); |
| |
| /** |
| * Process all matching files as Apache configs |
| * @param s The server rec to use for the command parms |
| * @param fname The filename pattern of the config file |
| * @param conftree The root node of the created config tree |
| * @param p Pool for general allocation |
| * @param ptemp Pool for temporary allocation |
| * @param optional Whether a no-match wildcard is allowed |
| * @see apr_fnmatch for pattern handling |
| */ |
| AP_DECLARE(const char *) ap_process_fnmatch_configs(server_rec *s, |
| const char *fname, |
| ap_directive_t **conftree, |
| apr_pool_t *p, |
| apr_pool_t *ptemp, |
| int optional); |
| |
| /** |
| * Process all directives in the config tree |
| * @param s The server rec to use in the command parms |
| * @param conftree The config tree to process |
| * @param p The pool for general allocation |
| * @param ptemp The pool for temporary allocations |
| * @return OK if no problems |
| */ |
| AP_DECLARE(int) ap_process_config_tree(server_rec *s, |
| ap_directive_t *conftree, |
| apr_pool_t *p, |
| apr_pool_t *ptemp); |
| |
| /** |
| * Store data which will be retained across unload/load of modules |
| * @param key The unique key associated with this module's retained data |
| * @param size in bytes of the retained data (to be allocated) |
| * @return Address of new retained data structure, initially cleared |
| */ |
| AP_DECLARE(void *) ap_retained_data_create(const char *key, apr_size_t size); |
| |
| /** |
| * Retrieve data which was stored by ap_retained_data_create() |
| * @param key The unique key associated with this module's retained data |
| * @return Address of previously retained data structure, or NULL if not yet saved |
| */ |
| AP_DECLARE(void *) ap_retained_data_get(const char *key); |
| |
| /* Module-method dispatchers, also for http_request.c */ |
| /** |
| * Run the handler phase of each module until a module accepts the |
| * responsibility of serving the request |
| * @param r The current request |
| * @return The status of the current request |
| */ |
| AP_CORE_DECLARE(int) ap_invoke_handler(request_rec *r); |
| |
| /* for mod_perl */ |
| |
| /** |
| * Find a given directive in a command_rec table |
| * @param name The directive to search for |
| * @param cmds The table to search |
| * @return The directive definition of the specified directive |
| */ |
| AP_CORE_DECLARE(const command_rec *) ap_find_command(const char *name, |
| const command_rec *cmds); |
| |
| /** |
| * Find a given directive in a list of modules. |
| * @param cmd_name The directive to search for |
| * @param mod Pointer to the first module in the linked list; will be set to |
| * the module providing cmd_name |
| * @return The directive definition of the specified directive. |
| * *mod will be changed to point to the module containing the |
| * directive. |
| */ |
| AP_CORE_DECLARE(const command_rec *) ap_find_command_in_modules(const char *cmd_name, |
| module **mod); |
| |
| /** |
| * Ask a module to create per-server and per-section (dir/loc/file) configs |
| * (if it hasn't happened already). The results are stored in the server's |
| * config, and the specified per-section config vector. |
| * @param server The server to operate upon. |
| * @param section_vector The per-section config vector. |
| * @param section Which section to create a config for. |
| * @param mod The module which is defining the config data. |
| * @param pconf A pool for all configuration allocations. |
| * @return The (new) per-section config data. |
| */ |
| AP_CORE_DECLARE(void *) ap_set_config_vectors(server_rec *server, |
| ap_conf_vector_t *section_vector, |
| const char *section, |
| module *mod, apr_pool_t *pconf); |
| |
| /* Hooks */ |
| |
| /** |
| * Run the header parser functions for each module |
| * @param r The current request |
| * @return OK or DECLINED |
| * @ingroup hooks |
| */ |
| AP_DECLARE_HOOK(int,header_parser,(request_rec *r)) |
| |
| /** |
| * Run the pre_config function for each module |
| * @param pconf The config pool |
| * @param plog The logging streams pool |
| * @param ptemp The temporary pool |
| * @return OK or DECLINED on success anything else is a error |
| * @ingroup hooks |
| */ |
| AP_DECLARE_HOOK(int,pre_config,(apr_pool_t *pconf,apr_pool_t *plog, |
| apr_pool_t *ptemp)) |
| |
| /** |
| * Run the check_config function for each module |
| * @param pconf The config pool |
| * @param plog The logging streams pool |
| * @param ptemp The temporary pool |
| * @param s the server to operate upon |
| * @return OK or DECLINED on success anything else is a error |
| * @ingroup hooks |
| */ |
| AP_DECLARE_HOOK(int,check_config,(apr_pool_t *pconf, apr_pool_t *plog, |
| apr_pool_t *ptemp, server_rec *s)) |
| |
| /** |
| * Run the test_config function for each module; this hook is run |
| * only if the server was invoked to test the configuration syntax. |
| * @param pconf The config pool |
| * @param s The list of server_recs |
| * @note To avoid reordering problems due to different buffering, hook |
| * functions should only apr_file_*() to print to stdout/stderr and |
| * not simple printf()/fprintf(). |
| * @ingroup hooks |
| */ |
| AP_DECLARE_HOOK(void,test_config,(apr_pool_t *pconf, server_rec *s)) |
| |
| /** |
| * Run the post_config function for each module |
| * @param pconf The config pool |
| * @param plog The logging streams pool |
| * @param ptemp The temporary pool |
| * @param s The list of server_recs |
| * @return OK or DECLINED on success anything else is a error |
| * @ingroup hooks |
| */ |
| AP_DECLARE_HOOK(int,post_config,(apr_pool_t *pconf,apr_pool_t *plog, |
| apr_pool_t *ptemp,server_rec *s)) |
| |
| /** |
| * Run the open_logs functions for each module |
| * @param pconf The config pool |
| * @param plog The logging streams pool |
| * @param ptemp The temporary pool |
| * @param s The list of server_recs |
| * @return OK or DECLINED on success anything else is a error |
| * @ingroup hooks |
| */ |
| AP_DECLARE_HOOK(int,open_logs,(apr_pool_t *pconf,apr_pool_t *plog, |
| apr_pool_t *ptemp,server_rec *s)) |
| |
| /** |
| * Run the child_init functions for each module |
| * @param pchild The child pool |
| * @param s The list of server_recs in this server |
| * @ingroup hooks |
| */ |
| AP_DECLARE_HOOK(void,child_init,(apr_pool_t *pchild, server_rec *s)) |
| |
| /** |
| * Run the handler functions for each module |
| * @param r The request_rec |
| * @remark non-wildcard handlers should HOOK_MIDDLE, wildcard HOOK_LAST |
| * @ingroup hooks |
| */ |
| AP_DECLARE_HOOK(int,handler,(request_rec *r)) |
| |
| /** |
| * Run the quick handler functions for each module. The quick_handler |
| * is run before any other requests hooks are called (location_walk, |
| * directory_walk, access checking, et. al.). This hook was added |
| * to provide a quick way to serve content from a URI keyed cache. |
| * |
| * @param r The request_rec |
| * @param lookup_uri Controls whether the caller actually wants content or not. |
| * lookup is set when the quick_handler is called out of |
| * ap_sub_req_lookup_uri() |
| * @ingroup hooks |
| */ |
| AP_DECLARE_HOOK(int,quick_handler,(request_rec *r, int lookup_uri)) |
| |
| /** |
| * Retrieve the optional functions for each module. |
| * This is run immediately before the server starts. Optional functions should |
| * be registered during the hook registration phase. |
| * @ingroup hooks |
| */ |
| AP_DECLARE_HOOK(void,optional_fn_retrieve,(void)) |
| |
| /** |
| * Allow modules to open htaccess files or perform operations before doing so |
| * @param r The current request |
| * @param dir_name The directory for which the htaccess file should be opened |
| * @param access_name The filename for which the htaccess file should be opened |
| * @param conffile Where the pointer to the opened ap_configfile_t must be |
| * stored |
| * @param full_name Where the full file name of the htaccess file must be |
| * stored. |
| * @return APR_SUCCESS on success, |
| * APR_ENOENT or APR_ENOTDIR if no htaccess file exists, |
| * AP_DECLINED to let later modules do the opening, |
| * any other error code on error. |
| * @ingroup hooks |
| */ |
| AP_DECLARE_HOOK(apr_status_t,open_htaccess, |
| (request_rec *r, const char *dir_name, const char *access_name, |
| ap_configfile_t **conffile, const char **full_name)) |
| |
| /** |
| * Core internal function, use ap_run_open_htaccess() instead. |
| */ |
| apr_status_t ap_open_htaccess(request_rec *r, const char *dir_name, |
| const char *access_name, ap_configfile_t **conffile, |
| const char **full_name); |
| |
| /** |
| * A generic pool cleanup that will reset a pointer to NULL. For use with |
| * apr_pool_cleanup_register. |
| * @param data The address of the pointer |
| * @return APR_SUCCESS |
| */ |
| AP_DECLARE_NONSTD(apr_status_t) ap_pool_cleanup_set_null(void *data); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* !APACHE_HTTP_CONFIG_H */ |
| /** @} */ |