| /* ==================================================================== |
| * The Apache Software License, Version 1.1 |
| * |
| * Copyright (c) 2000-2001 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. |
| */ |
| |
| #include "apr.h" |
| #include "apr_strings.h" |
| #include "apr_lib.h" |
| #include "apr_fnmatch.h" |
| #include "apr_thread_proc.h" /* for RLIMIT stuff */ |
| |
| #define APR_WANT_IOVEC |
| #define APR_WANT_STRFUNC |
| #define APR_WANT_MEMFUNC |
| #include "apr_want.h" |
| |
| #define CORE_PRIVATE |
| #include "ap_config.h" |
| #include "httpd.h" |
| #include "http_config.h" |
| #include "http_core.h" |
| #include "http_protocol.h" /* For index_of_response(). Grump. */ |
| #include "http_request.h" |
| #include "http_vhost.h" |
| #include "http_main.h" /* For the default_handler below... */ |
| #include "http_log.h" |
| #include "rfc1413.h" |
| #include "util_md5.h" |
| #include "http_connection.h" |
| #include "apr_buckets.h" |
| #include "util_filter.h" |
| #include "util_ebcdic.h" |
| #include "mpm.h" |
| |
| #include "mod_core.h" |
| |
| |
| /* LimitXMLRequestBody handling */ |
| #define AP_LIMIT_UNSET ((long) -1) |
| #define AP_DEFAULT_LIMIT_XML_BODY ((size_t)1000000) |
| |
| #define AP_MIN_SENDFILE_BYTES (256) |
| |
| /* Server core module... This module provides support for really basic |
| * server operations, including options and commands which control the |
| * operation of other modules. Consider this the bureaucracy module. |
| * |
| * The core module also defines handlers, etc., do handle just enough |
| * to allow a server with the core module ONLY to actually serve documents |
| * (though it slaps DefaultType on all of 'em); this was useful in testing, |
| * but may not be worth preserving. |
| * |
| * This file could almost be mod_core.c, except for the stuff which affects |
| * the http_conf_globals. |
| */ |
| |
| static void *create_core_dir_config(apr_pool_t *a, char *dir) |
| { |
| core_dir_config *conf; |
| |
| conf = (core_dir_config *)apr_pcalloc(a, sizeof(core_dir_config)); |
| if (!dir || dir[strlen(dir) - 1] == '/') { |
| conf->d = dir; |
| } |
| else if (strncmp(dir, "proxy:", 6) == 0) { |
| conf->d = apr_pstrdup(a, dir); |
| } |
| else { |
| conf->d = apr_pstrcat(a, dir, "/", NULL); |
| } |
| conf->d_is_fnmatch = conf->d ? (apr_is_fnmatch(conf->d) != 0) : 0; |
| conf->d_components = conf->d ? ap_count_dirs(conf->d) : 0; |
| |
| conf->opts = dir ? OPT_UNSET : OPT_UNSET|OPT_ALL; |
| conf->opts_add = conf->opts_remove = OPT_NONE; |
| conf->override = dir ? OR_UNSET : OR_UNSET|OR_ALL; |
| |
| conf->content_md5 = 2; |
| |
| conf->use_canonical_name = USE_CANONICAL_NAME_UNSET; |
| |
| conf->hostname_lookups = HOSTNAME_LOOKUP_UNSET; |
| conf->do_rfc1413 = DEFAULT_RFC1413 | 2; /* set bit 1 to indicate default */ |
| conf->satisfy = SATISFY_NOSPEC; |
| |
| #ifdef RLIMIT_CPU |
| conf->limit_cpu = NULL; |
| #endif |
| #if defined(RLIMIT_DATA) || defined(RLIMIT_VMEM) || defined(RLIMIT_AS) |
| conf->limit_mem = NULL; |
| #endif |
| #ifdef RLIMIT_NPROC |
| conf->limit_nproc = NULL; |
| #endif |
| |
| conf->limit_req_body = 0; |
| conf->limit_xml_body = AP_LIMIT_UNSET; |
| conf->sec = apr_array_make(a, 2, sizeof(ap_conf_vector_t *)); |
| #ifdef WIN32 |
| conf->script_interpreter_source = INTERPRETER_SOURCE_UNSET; |
| #endif |
| |
| conf->server_signature = srv_sig_unset; |
| |
| conf->add_default_charset = ADD_DEFAULT_CHARSET_UNSET; |
| conf->add_default_charset_name = DEFAULT_ADD_DEFAULT_CHARSET_NAME; |
| |
| conf->output_filters = apr_array_make(a, 2, sizeof(void *)); |
| conf->input_filters = apr_array_make(a, 2, sizeof(void *)); |
| return (void *)conf; |
| } |
| |
| static void *merge_core_dir_configs(apr_pool_t *a, void *basev, void *newv) |
| { |
| core_dir_config *base = (core_dir_config *)basev; |
| core_dir_config *new = (core_dir_config *)newv; |
| core_dir_config *conf; |
| int i; |
| |
| conf = (core_dir_config *)apr_palloc(a, sizeof(core_dir_config)); |
| memcpy((char *)conf, (const char *)base, sizeof(core_dir_config)); |
| if (base->response_code_strings) { |
| conf->response_code_strings = |
| apr_palloc(a, sizeof(*conf->response_code_strings) |
| * RESPONSE_CODES); |
| memcpy(conf->response_code_strings, base->response_code_strings, |
| sizeof(*conf->response_code_strings) * RESPONSE_CODES); |
| } |
| |
| conf->d = new->d; |
| conf->d_is_fnmatch = new->d_is_fnmatch; |
| conf->d_components = new->d_components; |
| conf->r = new->r; |
| |
| if (new->opts & OPT_UNSET) { |
| /* there was no explicit setting of new->opts, so we merge |
| * preserve the invariant (opts_add & opts_remove) == 0 |
| */ |
| conf->opts_add = (conf->opts_add & ~new->opts_remove) | new->opts_add; |
| conf->opts_remove = (conf->opts_remove & ~new->opts_add) |
| | new->opts_remove; |
| conf->opts = (conf->opts & ~conf->opts_remove) | conf->opts_add; |
| if ((base->opts & OPT_INCNOEXEC) && (new->opts & OPT_INCLUDES)) { |
| conf->opts = (conf->opts & ~OPT_INCNOEXEC) | OPT_INCLUDES; |
| } |
| } |
| else { |
| /* otherwise we just copy, because an explicit opts setting |
| * overrides all earlier +/- modifiers |
| */ |
| conf->opts = new->opts; |
| conf->opts_add = new->opts_add; |
| conf->opts_remove = new->opts_remove; |
| } |
| |
| if (!(new->override & OR_UNSET)) { |
| conf->override = new->override; |
| } |
| if (new->ap_default_type) { |
| conf->ap_default_type = new->ap_default_type; |
| } |
| |
| if (new->ap_auth_type) { |
| conf->ap_auth_type = new->ap_auth_type; |
| } |
| if (new->ap_auth_name) { |
| conf->ap_auth_name = new->ap_auth_name; |
| } |
| if (new->ap_requires) { |
| conf->ap_requires = new->ap_requires; |
| } |
| |
| if (new->response_code_strings) { |
| if (conf->response_code_strings == NULL) { |
| conf->response_code_strings = apr_palloc(a, |
| sizeof(*conf->response_code_strings) * RESPONSE_CODES); |
| memcpy(conf->response_code_strings, new->response_code_strings, |
| sizeof(*conf->response_code_strings) * RESPONSE_CODES); |
| } |
| else { |
| for (i = 0; i < RESPONSE_CODES; ++i) { |
| if (new->response_code_strings[i] != NULL) { |
| conf->response_code_strings[i] |
| = new->response_code_strings[i]; |
| } |
| } |
| } |
| } |
| if (new->hostname_lookups != HOSTNAME_LOOKUP_UNSET) { |
| conf->hostname_lookups = new->hostname_lookups; |
| } |
| if ((new->do_rfc1413 & 2) == 0) { |
| conf->do_rfc1413 = new->do_rfc1413; |
| } |
| if ((new->content_md5 & 2) == 0) { |
| conf->content_md5 = new->content_md5; |
| } |
| if (new->use_canonical_name != USE_CANONICAL_NAME_UNSET) { |
| conf->use_canonical_name = new->use_canonical_name; |
| } |
| |
| #ifdef RLIMIT_CPU |
| if (new->limit_cpu) { |
| conf->limit_cpu = new->limit_cpu; |
| } |
| #endif |
| #if defined(RLIMIT_DATA) || defined(RLIMIT_VMEM) || defined(RLIMIT_AS) |
| if (new->limit_mem) { |
| conf->limit_mem = new->limit_mem; |
| } |
| #endif |
| #ifdef RLIMIT_NPROC |
| if (new->limit_nproc) { |
| conf->limit_nproc = new->limit_nproc; |
| } |
| #endif |
| |
| if (new->limit_req_body) { |
| conf->limit_req_body = new->limit_req_body; |
| } |
| |
| if (new->limit_xml_body != AP_LIMIT_UNSET) |
| conf->limit_xml_body = new->limit_xml_body; |
| else |
| conf->limit_xml_body = base->limit_xml_body; |
| |
| conf->sec = apr_array_append(a, base->sec, new->sec); |
| |
| if (new->satisfy != SATISFY_NOSPEC) { |
| conf->satisfy = new->satisfy; |
| } |
| |
| #ifdef WIN32 |
| if (new->script_interpreter_source != INTERPRETER_SOURCE_UNSET) { |
| conf->script_interpreter_source = new->script_interpreter_source; |
| } |
| #endif |
| |
| if (new->server_signature != srv_sig_unset) { |
| conf->server_signature = new->server_signature; |
| } |
| |
| if (new->add_default_charset != ADD_DEFAULT_CHARSET_UNSET) { |
| conf->add_default_charset = new->add_default_charset; |
| if (new->add_default_charset_name) { |
| conf->add_default_charset_name = new->add_default_charset_name; |
| } |
| } |
| conf->output_filters = apr_array_append(a, base->output_filters, |
| new->output_filters); |
| conf->input_filters = apr_array_append(a, base->input_filters, |
| new->input_filters); |
| |
| return (void*)conf; |
| } |
| |
| static void *create_core_server_config(apr_pool_t *a, server_rec *s) |
| { |
| core_server_config *conf; |
| int is_virtual = s->is_virtual; |
| |
| conf = (core_server_config *)apr_pcalloc(a, sizeof(core_server_config)); |
| #ifdef GPROF |
| conf->gprof_dir = NULL; |
| #endif |
| conf->access_name = is_virtual ? NULL : DEFAULT_ACCESS_FNAME; |
| conf->ap_document_root = is_virtual ? NULL : DOCUMENT_LOCATION; |
| conf->sec = apr_array_make(a, 40, sizeof(ap_conf_vector_t *)); |
| conf->sec_url = apr_array_make(a, 40, sizeof(ap_conf_vector_t *)); |
| |
| return (void *)conf; |
| } |
| |
| static void *merge_core_server_configs(apr_pool_t *p, void *basev, void *virtv) |
| { |
| core_server_config *base = (core_server_config *)basev; |
| core_server_config *virt = (core_server_config *)virtv; |
| core_server_config *conf; |
| |
| conf = (core_server_config *)apr_pcalloc(p, sizeof(core_server_config)); |
| *conf = *virt; |
| if (!conf->access_name) { |
| conf->access_name = base->access_name; |
| } |
| if (!conf->ap_document_root) { |
| conf->ap_document_root = base->ap_document_root; |
| } |
| conf->sec = apr_array_append(p, base->sec, virt->sec); |
| conf->sec_url = apr_array_append(p, base->sec_url, virt->sec_url); |
| |
| return conf; |
| } |
| |
| /* Add per-directory configuration entry (for <directory> section); |
| * these are part of the core server config. |
| */ |
| |
| AP_CORE_DECLARE(void) ap_add_per_dir_conf(server_rec *s, void *dir_config) |
| { |
| core_server_config *sconf = ap_get_module_config(s->module_config, |
| &core_module); |
| void **new_space = (void **)apr_array_push(sconf->sec); |
| |
| *new_space = dir_config; |
| } |
| |
| AP_CORE_DECLARE(void) ap_add_per_url_conf(server_rec *s, void *url_config) |
| { |
| core_server_config *sconf = ap_get_module_config(s->module_config, |
| &core_module); |
| void **new_space = (void **)apr_array_push(sconf->sec_url); |
| |
| *new_space = url_config; |
| } |
| |
| AP_CORE_DECLARE(void) ap_add_file_conf(core_dir_config *conf, void *url_config) |
| { |
| void **new_space = (void **)apr_array_push(conf->sec); |
| |
| *new_space = url_config; |
| } |
| |
| /* core_reorder_directories reorders the directory sections such that the |
| * 1-component sections come first, then the 2-component, and so on, finally |
| * followed by the "special" sections. A section is "special" if it's a regex, |
| * or if it doesn't start with / -- consider proxy: matching. All movements |
| * are in-order to preserve the ordering of the sections from the config files. |
| * See directory_walk(). |
| */ |
| |
| #if defined(HAVE_DRIVE_LETTERS) |
| #define IS_SPECIAL(entry_core) \ |
| ((entry_core)->r != NULL \ |
| || ((entry_core)->d[0] != '/' && (entry_core)->d[1] != ':')) |
| #elif defined(NETWARE) |
| /* XXX: Fairly certain this is correct... '/' must prefix the path |
| * or else in the case xyz:/ or abc/xyz:/, '/' must follow the ':'. |
| * If there is no leading '/' or embedded ':/', then we are special. |
| */ |
| #define IS_SPECIAL(entry_core) \ |
| ((entry_core)->r != NULL \ |
| || ((entry_core)->d[0] != '/' \ |
| && strchr((entry_core)->d, ':') \ |
| && *(strchr((entry_core)->d, ':') + 1) != '/')) |
| #else |
| #define IS_SPECIAL(entry_core) \ |
| ((entry_core)->r != NULL || (entry_core)->d[0] != '/') |
| #endif |
| |
| /* We need to do a stable sort, qsort isn't stable. So to make it stable |
| * we'll be maintaining the original index into the list, and using it |
| * as the minor key during sorting. The major key is the number of |
| * components (where a "special" section has infinite components). |
| */ |
| struct reorder_sort_rec { |
| ap_conf_vector_t *elt; |
| int orig_index; |
| }; |
| |
| static int reorder_sorter(const void *va, const void *vb) |
| { |
| const struct reorder_sort_rec *a = va; |
| const struct reorder_sort_rec *b = vb; |
| core_dir_config *core_a; |
| core_dir_config *core_b; |
| |
| core_a = ap_get_module_config(a->elt, &core_module); |
| core_b = ap_get_module_config(b->elt, &core_module); |
| if (IS_SPECIAL(core_a)) { |
| if (!IS_SPECIAL(core_b)) { |
| return 1; |
| } |
| } |
| else if (IS_SPECIAL(core_b)) { |
| return -1; |
| } |
| else { |
| /* we know they're both not special */ |
| if (core_a->d_components < core_b->d_components) { |
| return -1; |
| } |
| else if (core_a->d_components > core_b->d_components) { |
| return 1; |
| } |
| } |
| /* Either they're both special, or they're both not special and have the |
| * same number of components. In any event, we now have to compare |
| * the minor key. */ |
| return a->orig_index - b->orig_index; |
| } |
| |
| void ap_core_reorder_directories(apr_pool_t *p, server_rec *s) |
| { |
| core_server_config *sconf; |
| apr_array_header_t *sec; |
| struct reorder_sort_rec *sortbin; |
| int nelts; |
| ap_conf_vector_t **elts; |
| int i; |
| apr_pool_t *tmp; |
| |
| sconf = ap_get_module_config(s->module_config, &core_module); |
| sec = sconf->sec; |
| nelts = sec->nelts; |
| elts = (ap_conf_vector_t **)sec->elts; |
| |
| /* we have to allocate tmp space to do a stable sort */ |
| apr_pool_create(&tmp, p); |
| sortbin = apr_palloc(tmp, sec->nelts * sizeof(*sortbin)); |
| for (i = 0; i < nelts; ++i) { |
| sortbin[i].orig_index = i; |
| sortbin[i].elt = elts[i]; |
| } |
| |
| qsort(sortbin, nelts, sizeof(*sortbin), reorder_sorter); |
| |
| /* and now copy back to the original array */ |
| for (i = 0; i < nelts; ++i) { |
| elts[i] = sortbin[i].elt; |
| } |
| |
| apr_pool_destroy(tmp); |
| } |
| |
| /***************************************************************** |
| * |
| * There are some elements of the core config structures in which |
| * other modules have a legitimate interest (this is ugly, but necessary |
| * to preserve NCSA back-compatibility). So, we have a bunch of accessors |
| * here... |
| */ |
| |
| AP_DECLARE(int) ap_allow_options(request_rec *r) |
| { |
| core_dir_config *conf = |
| (core_dir_config *)ap_get_module_config(r->per_dir_config, &core_module); |
| |
| return conf->opts; |
| } |
| |
| AP_DECLARE(int) ap_allow_overrides(request_rec *r) |
| { |
| core_dir_config *conf; |
| conf = (core_dir_config *)ap_get_module_config(r->per_dir_config, |
| &core_module); |
| |
| return conf->override; |
| } |
| |
| AP_DECLARE(const char *) ap_auth_type(request_rec *r) |
| { |
| core_dir_config *conf; |
| |
| conf = (core_dir_config *)ap_get_module_config(r->per_dir_config, |
| &core_module); |
| return conf->ap_auth_type; |
| } |
| |
| AP_DECLARE(const char *) ap_auth_name(request_rec *r) |
| { |
| core_dir_config *conf; |
| |
| conf = (core_dir_config *)ap_get_module_config(r->per_dir_config, |
| &core_module); |
| return conf->ap_auth_name; |
| } |
| |
| AP_DECLARE(const char *) ap_default_type(request_rec *r) |
| { |
| core_dir_config *conf; |
| |
| conf = (core_dir_config *)ap_get_module_config(r->per_dir_config, |
| &core_module); |
| return conf->ap_default_type |
| ? conf->ap_default_type |
| : DEFAULT_CONTENT_TYPE; |
| } |
| |
| AP_DECLARE(const char *) ap_document_root(request_rec *r) /* Don't use this! */ |
| { |
| core_server_config *conf; |
| |
| conf = (core_server_config *)ap_get_module_config(r->server->module_config, |
| &core_module); |
| return conf->ap_document_root; |
| } |
| |
| AP_DECLARE(const apr_array_header_t *) ap_requires(request_rec *r) |
| { |
| core_dir_config *conf; |
| |
| conf = (core_dir_config *)ap_get_module_config(r->per_dir_config, |
| &core_module); |
| return conf->ap_requires; |
| } |
| |
| AP_DECLARE(int) ap_satisfies(request_rec *r) |
| { |
| core_dir_config *conf; |
| |
| conf = (core_dir_config *)ap_get_module_config(r->per_dir_config, |
| &core_module); |
| |
| return conf->satisfy; |
| } |
| |
| /* Should probably just get rid of this... the only code that cares is |
| * part of the core anyway (and in fact, it isn't publicised to other |
| * modules). |
| */ |
| |
| char *ap_response_code_string(request_rec *r, int error_index) |
| { |
| core_dir_config *conf; |
| |
| conf = (core_dir_config *)ap_get_module_config(r->per_dir_config, |
| &core_module); |
| |
| if (conf->response_code_strings == NULL) { |
| return NULL; |
| } |
| return conf->response_code_strings[error_index]; |
| } |
| |
| |
| /* Code from Harald Hanche-Olsen <hanche@imf.unit.no> */ |
| static APR_INLINE void do_double_reverse (conn_rec *conn) |
| { |
| apr_sockaddr_t *sa; |
| apr_status_t rv; |
| |
| if (conn->double_reverse) { |
| /* already done */ |
| return; |
| } |
| if (conn->remote_host == NULL || conn->remote_host[0] == '\0') { |
| /* single reverse failed, so don't bother */ |
| conn->double_reverse = -1; |
| return; |
| } |
| rv = apr_sockaddr_info_get(&sa, conn->remote_host, APR_UNSPEC, 0, 0, conn->pool); |
| if (rv == APR_SUCCESS) { |
| while (sa) { |
| if (sa->ipaddr_len == conn->remote_addr->ipaddr_len && |
| !memcmp(sa->ipaddr_ptr, conn->remote_addr->ipaddr_ptr, |
| sa->ipaddr_len)) { |
| conn->double_reverse = 1; |
| return; |
| } |
| sa = sa->next; |
| } |
| } |
| conn->double_reverse = -1; |
| } |
| |
| AP_DECLARE(const char *) ap_get_remote_host(conn_rec *conn, void *dir_config, |
| int type) |
| { |
| int hostname_lookups; |
| |
| /* If we haven't checked the host name, and we want to */ |
| if (dir_config) { |
| hostname_lookups = |
| ((core_dir_config *)ap_get_module_config(dir_config, &core_module)) |
| ->hostname_lookups; |
| if (hostname_lookups == HOSTNAME_LOOKUP_UNSET) { |
| hostname_lookups = HOSTNAME_LOOKUP_OFF; |
| } |
| } |
| else { |
| /* the default */ |
| hostname_lookups = HOSTNAME_LOOKUP_OFF; |
| } |
| |
| if (type != REMOTE_NOLOOKUP |
| && conn->remote_host == NULL |
| && (type == REMOTE_DOUBLE_REV |
| || hostname_lookups != HOSTNAME_LOOKUP_OFF)) { |
| apr_sockaddr_t *remote_addr; |
| |
| apr_socket_addr_get(&remote_addr, APR_REMOTE, conn->client_socket); |
| if (apr_getnameinfo(&conn->remote_host, remote_addr, 0) == APR_SUCCESS) { |
| ap_str_tolower(conn->remote_host); |
| |
| if (hostname_lookups == HOSTNAME_LOOKUP_DOUBLE) { |
| do_double_reverse(conn); |
| if (conn->double_reverse != 1) { |
| conn->remote_host = NULL; |
| } |
| } |
| } |
| /* if failed, set it to the NULL string to indicate error */ |
| if (conn->remote_host == NULL) { |
| conn->remote_host = ""; |
| } |
| } |
| if (type == REMOTE_DOUBLE_REV) { |
| do_double_reverse(conn); |
| if (conn->double_reverse == -1) { |
| return NULL; |
| } |
| } |
| |
| /* |
| * Return the desired information; either the remote DNS name, if found, |
| * or either NULL (if the hostname was requested) or the IP address |
| * (if any identifier was requested). |
| */ |
| if (conn->remote_host != NULL && conn->remote_host[0] != '\0') { |
| return conn->remote_host; |
| } |
| else { |
| if (type == REMOTE_HOST || type == REMOTE_DOUBLE_REV) { |
| return NULL; |
| } |
| else { |
| return conn->remote_ip; |
| } |
| } |
| } |
| |
| AP_DECLARE(const char *) ap_get_remote_logname(request_rec *r) |
| { |
| core_dir_config *dir_conf; |
| |
| if (r->connection->remote_logname != NULL) { |
| return r->connection->remote_logname; |
| } |
| |
| /* If we haven't checked the identity, and we want to */ |
| dir_conf = (core_dir_config *)ap_get_module_config(r->per_dir_config, |
| &core_module); |
| |
| if (dir_conf->do_rfc1413 & 1) { |
| return ap_rfc1413(r->connection, r->server); |
| } |
| else { |
| return NULL; |
| } |
| } |
| |
| /* There are two options regarding what the "name" of a server is. The |
| * "canonical" name as defined by ServerName and Port, or the "client's |
| * name" as supplied by a possible Host: header or full URI. We never |
| * trust the port passed in the client's headers, we always use the |
| * port of the actual socket. |
| * |
| * The DNS option to UseCanonicalName causes this routine to do a |
| * reverse lookup on the local IP address of the connection and use |
| * that for the ServerName. This makes its value more reliable while |
| * at the same time allowing Demon's magic virtual hosting to work. |
| * The assumption is that DNS lookups are sufficiently quick... |
| * -- fanf 1998-10-03 |
| */ |
| AP_DECLARE(const char *) ap_get_server_name(request_rec *r) |
| { |
| conn_rec *conn = r->connection; |
| core_dir_config *d; |
| |
| d = (core_dir_config *)ap_get_module_config(r->per_dir_config, |
| &core_module); |
| |
| if (d->use_canonical_name == USE_CANONICAL_NAME_OFF) { |
| return r->hostname ? r->hostname : r->server->server_hostname; |
| } |
| if (d->use_canonical_name == USE_CANONICAL_NAME_DNS) { |
| if (conn->local_host == NULL) { |
| apr_sockaddr_t *local_addr; |
| |
| apr_socket_addr_get(&local_addr, APR_LOCAL, conn->client_socket); |
| if (apr_getnameinfo(&conn->local_host, local_addr, 0) != APR_SUCCESS) |
| conn->local_host = apr_pstrdup(conn->pool, r->server->server_hostname); |
| else { |
| ap_str_tolower(conn->local_host); |
| } |
| } |
| return conn->local_host; |
| } |
| /* default */ |
| return r->server->server_hostname; |
| } |
| |
| AP_DECLARE(apr_port_t) ap_get_server_port(const request_rec *r) |
| { |
| apr_port_t port; |
| core_dir_config *d = |
| (core_dir_config *)ap_get_module_config(r->per_dir_config, &core_module); |
| |
| port = r->server->port ? r->server->port : ap_default_port(r); |
| |
| if (d->use_canonical_name == USE_CANONICAL_NAME_OFF |
| || d->use_canonical_name == USE_CANONICAL_NAME_DNS) { |
| if (r->hostname) { |
| apr_sockaddr_t *localsa; |
| |
| apr_socket_addr_get(&localsa, APR_LOCAL, r->connection->client_socket); |
| apr_sockaddr_port_get(&port, localsa); |
| } |
| } |
| /* default */ |
| return port; |
| } |
| |
| AP_DECLARE(char *) ap_construct_url(apr_pool_t *p, const char *uri, |
| request_rec *r) |
| { |
| unsigned port = ap_get_server_port(r); |
| const char *host = ap_get_server_name(r); |
| |
| if (ap_is_default_port(port, r)) { |
| return apr_pstrcat(p, ap_http_method(r), "://", host, uri, NULL); |
| } |
| return apr_psprintf(p, "%s://%s:%u%s", ap_http_method(r), host, port, uri); |
| } |
| |
| AP_DECLARE(unsigned long) ap_get_limit_req_body(const request_rec *r) |
| { |
| core_dir_config *d = |
| (core_dir_config *)ap_get_module_config(r->per_dir_config, &core_module); |
| |
| return d->limit_req_body; |
| } |
| |
| #ifdef WIN32 |
| static apr_status_t get_win32_registry_default_value(apr_pool_t *p, HKEY hkey, |
| char* relativepath, |
| char **value) |
| { |
| HKEY hkeyOpen; |
| DWORD type; |
| DWORD size = 0; |
| DWORD result = RegOpenKeyEx(hkey, relativepath, 0, |
| KEY_QUERY_VALUE, &hkeyOpen); |
| |
| if (result != ERROR_SUCCESS) |
| return APR_FROM_OS_ERROR(result); |
| |
| /* Read to NULL buffer to determine value size */ |
| result = RegQueryValueEx(hkeyOpen, "", 0, &type, NULL, &size); |
| |
| if (result == ERROR_SUCCESS) { |
| if ((size < 2) || (type != REG_SZ && type != REG_EXPAND_SZ)) { |
| result = ERROR_INVALID_PARAMETER; |
| } |
| else { |
| *value = apr_palloc(p, size); |
| /* Read value based on size query above */ |
| result = RegQueryValueEx(hkeyOpen, "", 0, &type, *value, &size); |
| } |
| } |
| |
| /* TODO: This might look fine, but we need to provide some warning |
| * somewhere that some environment variables may -not- be translated, |
| * seeing as we may have chopped the environment table down somewhat. |
| */ |
| if ((result == ERROR_SUCCESS) && (type == REG_EXPAND_SZ)) |
| { |
| char *tmp = *value; |
| size = ExpandEnvironmentStrings(tmp, *value, 0); |
| if (size) { |
| *value = apr_palloc(p, size); |
| size = ExpandEnvironmentStrings(tmp, *value, size); |
| } |
| } |
| |
| RegCloseKey(hkeyOpen); |
| return APR_FROM_OS_ERROR(result); |
| } |
| |
| static char* get_interpreter_from_win32_registry(apr_pool_t *p, const char* ext, |
| char** arguments, int strict) |
| { |
| char execcgi_path[] = "SHELL\\EXECCGI\\COMMAND"; |
| char execopen_path[] = "SHELL\\OPEN\\COMMAND"; |
| char typeName[MAX_PATH]; |
| int cmdOfName = FALSE; |
| HKEY hkeyName; |
| HKEY hkeyType; |
| DWORD type; |
| int size; |
| int result; |
| char *buffer; |
| char *s; |
| |
| if (!ext) |
| return NULL; |
| /* |
| * Future optimization: |
| * When the registry is successfully searched, store the strings for |
| * interpreter and arguments in an ext hash to speed up subsequent look-ups |
| */ |
| |
| /* Open the key associated with the script filetype extension */ |
| result = RegOpenKeyEx(HKEY_CLASSES_ROOT, ext, 0, KEY_QUERY_VALUE, |
| &hkeyType); |
| |
| if (result != ERROR_SUCCESS) |
| return NULL; |
| |
| /* Retrieve the name of the script filetype extension */ |
| size = sizeof(typeName); |
| result = RegQueryValueEx(hkeyType, "", NULL, &type, typeName, &size); |
| |
| if (result == ERROR_SUCCESS && type == REG_SZ && typeName[0]) { |
| /* Open the key associated with the script filetype extension */ |
| result = RegOpenKeyEx(HKEY_CLASSES_ROOT, typeName, 0, |
| KEY_QUERY_VALUE, &hkeyName); |
| |
| if (result == ERROR_SUCCESS) |
| cmdOfName = TRUE; |
| } |
| |
| /* Open the key for the script command path by: |
| * |
| * 1) the 'named' filetype key for ExecCGI/Command |
| * 2) the extension's type key for ExecCGI/Command |
| * |
| * and if the strict arg is false, then continue trying: |
| * |
| * 3) the 'named' filetype key for Open/Command |
| * 4) the extension's type key for Open/Command |
| */ |
| |
| if (cmdOfName) { |
| result = get_win32_registry_default_value(p, hkeyName, |
| execcgi_path, &buffer); |
| } |
| |
| if (!cmdOfName || (result != ERROR_SUCCESS)) { |
| result = get_win32_registry_default_value(p, hkeyType, |
| execcgi_path, &buffer); |
| } |
| |
| if (!strict && cmdOfName && (result != ERROR_SUCCESS)) { |
| result = get_win32_registry_default_value(p, hkeyName, |
| execopen_path, &buffer); |
| } |
| |
| if (!strict && (result != ERROR_SUCCESS)) { |
| result = get_win32_registry_default_value(p, hkeyType, |
| execopen_path, &buffer); |
| } |
| |
| if (cmdOfName) |
| RegCloseKey(hkeyName); |
| |
| RegCloseKey(hkeyType); |
| |
| if (result != ERROR_SUCCESS) |
| return NULL; |
| |
| /* |
| * The canonical way shell command entries are entered in the Win32 |
| * registry is as follows: |
| * shell [options] "%1" [args] |
| * where |
| * shell - full path name to interpreter or shell to run. |
| * E.g., c:\usr\local\ntreskit\perl\bin\perl.exe |
| * options - optional switches |
| * E.g., \C |
| * "%1" - Place holder for file to run the shell against. |
| * Typically quoted. |
| * options - additional arguments |
| * E.g., /silent |
| * |
| * If we find a %1 or a quoted %1, lop off the remainder to arguments. |
| */ |
| if (buffer && *buffer) { |
| if ((s = strstr(buffer, "\"%1"))) |
| { |
| *s = '\0'; |
| *arguments = s + 4; |
| } |
| else if ((s = strstr(buffer, "%1"))) |
| { |
| *s = '\0'; |
| *arguments = buffer + 2; |
| } |
| else |
| *arguments = strchr(buffer, '\0'); |
| while (**arguments && isspace(**arguments)) |
| ++*arguments; |
| } |
| |
| return buffer; |
| } |
| |
| AP_DECLARE (file_type_e) ap_get_win32_interpreter(const request_rec *r, |
| char** interpreter, |
| char** arguments) |
| { |
| HANDLE hFile; |
| DWORD nBytesRead; |
| BOOLEAN bResult; |
| char buffer[1024]; |
| core_dir_config *d; |
| int i; |
| file_type_e fileType = eFileTypeUNKNOWN; |
| char *ext = NULL; |
| char *exename = NULL; |
| |
| d = (core_dir_config *)ap_get_module_config(r->per_dir_config, |
| &core_module); |
| |
| /* Find the file extension */ |
| exename = strrchr(r->filename, '/'); |
| if (!exename) { |
| exename = strrchr(r->filename, '\\'); |
| } |
| if (!exename) { |
| exename = r->filename; |
| } |
| else { |
| exename++; |
| } |
| ext = strrchr(exename, '.'); |
| |
| if (ext && (!strcasecmp(ext,".bat") || !strcasecmp(ext,".cmd"))) |
| { |
| char *comspec = getenv("COMSPEC"); |
| if (comspec) { |
| *interpreter = apr_pstrcat(r->pool, "\"", comspec, "\" /c ", NULL); |
| return eFileTypeSCRIPT; |
| } |
| ap_log_error(APLOG_MARK, APLOG_NOERRNO|APLOG_INFO, 0, r->server, |
| "Failed to start a '%s' file as a script." APR_EOL_STR |
| "\tCOMSPEC variable is missing from the environment.", ext); |
| return eFileTypeUNKNOWN; |
| } |
| |
| /* If the file has an extension and it is not .com and not .exe and |
| * we've been instructed to search the registry, then do it! |
| */ |
| if (ext && strcasecmp(ext,".exe") && strcasecmp(ext,".com") && |
| (d->script_interpreter_source == INTERPRETER_SOURCE_REGISTRY || |
| d->script_interpreter_source == INTERPRETER_SOURCE_REGISTRY_STRICT)) { |
| /* Check the registry */ |
| int strict = (d->script_interpreter_source |
| == INTERPRETER_SOURCE_REGISTRY_STRICT); |
| *interpreter = get_interpreter_from_win32_registry(r->pool, ext, |
| arguments, strict); |
| if (*interpreter) |
| return eFileTypeSCRIPT; |
| else if (d->script_interpreter_source == INTERPRETER_SOURCE_REGISTRY_STRICT) { |
| ap_log_error(APLOG_MARK, APLOG_NOERRNO|APLOG_INFO, 0, r->server, |
| "ScriptInterpreterSource config directive set to \"registry-strict\"." APR_EOL_STR |
| "\tInterpreter not found for files of type '%s'.", ext); |
| return eFileTypeUNKNOWN; |
| } |
| else |
| { |
| ap_log_error(APLOG_MARK, APLOG_NOERRNO|APLOG_INFO, 0, r->server, |
| "ScriptInterpreterSource config directive set to \"registry\"." APR_EOL_STR |
| "\tInterpreter not found for files of type '%s', " |
| "trying \"script\" method...", ext); |
| } |
| } |
| |
| /* Need to peek into the file figure out what it really is... */ |
| /* This is wrong for Unicode FS ... should move to APR */ |
| hFile = CreateFile(r->filename, GENERIC_READ, FILE_SHARE_READ, NULL, |
| OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); |
| if (hFile == INVALID_HANDLE_VALUE) { |
| return eFileTypeUNKNOWN; |
| } |
| bResult = ReadFile(hFile, (void*) &buffer, sizeof(buffer) - 1, |
| &nBytesRead, NULL); |
| if (!bResult || (nBytesRead == 0)) { |
| ap_log_rerror(APLOG_MARK, APLOG_ERR, GetLastError(), r, |
| "ReadFile(%s) failed", r->filename); |
| CloseHandle(hFile); |
| return eFileTypeUNKNOWN; |
| } |
| CloseHandle(hFile); |
| buffer[nBytesRead] = '\0'; |
| |
| /* Script or executable, that is the question... */ |
| if ((buffer[0] == '#') && (buffer[1] == '!')) { |
| /* Assuming file is a script since it starts with a shebang */ |
| fileType = eFileTypeSCRIPT; |
| for (i = 2; i < sizeof(buffer); i++) { |
| if ((buffer[i] == '\r') |
| || (buffer[i] == '\n')) { |
| break; |
| } |
| } |
| buffer[i] = '\0'; |
| for (i = 2; buffer[i] == ' ' ; ++i) |
| ; |
| *interpreter = apr_pstrdup(r->pool, buffer + i ); |
| } |
| else { |
| /* Not a script, is it an executable? */ |
| IMAGE_DOS_HEADER *hdr = (IMAGE_DOS_HEADER*)buffer; |
| if ((nBytesRead >= sizeof(IMAGE_DOS_HEADER)) && (hdr->e_magic == IMAGE_DOS_SIGNATURE)) { |
| if (hdr->e_lfarlc < 0x40) |
| fileType = eFileTypeEXE16; |
| else |
| fileType = eFileTypeEXE32; |
| } |
| else |
| fileType = eFileTypeUNKNOWN; |
| } |
| |
| return fileType; |
| } |
| #endif |
| |
| /***************************************************************** |
| * |
| * Commands... this module handles almost all of the NCSA httpd.conf |
| * commands, but most of the old srm.conf is in the the modules. |
| */ |
| |
| |
| /* returns a parent if it matches the given directive */ |
| static const ap_directive_t * find_parent(const ap_directive_t *dirp, |
| const char *what) |
| { |
| while (dirp->parent != NULL) { |
| dirp = dirp->parent; |
| /* ### it would be nice to have atom-ized directives */ |
| if (strcasecmp(dirp->directive, what) == 0) |
| return dirp; |
| } |
| return NULL; |
| } |
| |
| AP_DECLARE(const char *) ap_check_cmd_context(cmd_parms *cmd, |
| unsigned forbidden) |
| { |
| const char *gt = (cmd->cmd->name[0] == '<' |
| && cmd->cmd->name[strlen(cmd->cmd->name)-1] != '>') |
| ? ">" : ""; |
| const ap_directive_t *found; |
| |
| if ((forbidden & NOT_IN_VIRTUALHOST) && cmd->server->is_virtual) { |
| return apr_pstrcat(cmd->pool, cmd->cmd->name, gt, |
| " cannot occur within <VirtualHost> section", NULL); |
| } |
| |
| if ((forbidden & NOT_IN_LIMIT) && cmd->limited != -1) { |
| return apr_pstrcat(cmd->pool, cmd->cmd->name, gt, |
| " cannot occur within <Limit> section", NULL); |
| } |
| |
| if ((forbidden & NOT_IN_DIR_LOC_FILE) == NOT_IN_DIR_LOC_FILE |
| && cmd->path != NULL) { |
| return apr_pstrcat(cmd->pool, cmd->cmd->name, gt, |
| " cannot occur within <Directory/Location/Files> " |
| "section", NULL); |
| } |
| |
| if (((forbidden & NOT_IN_DIRECTORY) |
| && ((found = find_parent(cmd->directive, "<Directory")) |
| || (found = find_parent(cmd->directive, "<DirectoryMatch")))) |
| || ((forbidden & NOT_IN_LOCATION) |
| && ((found = find_parent(cmd->directive, "<Location")) |
| || (found = find_parent(cmd->directive, "<LocationMatch")))) |
| || ((forbidden & NOT_IN_FILES) |
| && ((found = find_parent(cmd->directive, "<Files")) |
| || (found = find_parent(cmd->directive, "<FilesMatch"))))) { |
| return apr_pstrcat(cmd->pool, cmd->cmd->name, gt, |
| " cannot occur within ", found->directive, |
| "> section", NULL); |
| } |
| |
| return NULL; |
| } |
| |
| static const char *set_access_name(cmd_parms *cmd, void *dummy, |
| const char *arg) |
| { |
| void *sconf = cmd->server->module_config; |
| core_server_config *conf = ap_get_module_config(sconf, &core_module); |
| |
| const char *err = ap_check_cmd_context(cmd, |
| NOT_IN_DIR_LOC_FILE|NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| conf->access_name = apr_pstrdup(cmd->pool, arg); |
| return NULL; |
| } |
| |
| #ifdef GPROF |
| static const char *set_gprof_dir(cmd_parms *cmd, void *dummy, const char *arg) |
| { |
| void *sconf = cmd->server->module_config; |
| core_server_config *conf = ap_get_module_config(sconf, &core_module); |
| |
| const char *err = ap_check_cmd_context(cmd, |
| NOT_IN_DIR_LOC_FILE|NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| conf->gprof_dir = apr_pstrdup(cmd->pool, arg); |
| return NULL; |
| } |
| #endif /*GPROF*/ |
| |
| static const char *set_add_default_charset(cmd_parms *cmd, |
| void *d_, const char *arg) |
| { |
| core_dir_config *d=d_; |
| |
| const char *err = ap_check_cmd_context(cmd, NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| if (!strcasecmp(arg, "Off")) { |
| d->add_default_charset = ADD_DEFAULT_CHARSET_OFF; |
| } |
| else if (!strcasecmp(arg, "On")) { |
| d->add_default_charset = ADD_DEFAULT_CHARSET_ON; |
| d->add_default_charset_name = DEFAULT_ADD_DEFAULT_CHARSET_NAME; |
| } |
| else { |
| d->add_default_charset = ADD_DEFAULT_CHARSET_ON; |
| d->add_default_charset_name = arg; |
| } |
| return NULL; |
| } |
| |
| static const char *set_document_root(cmd_parms *cmd, void *dummy, |
| const char *arg) |
| { |
| void *sconf = cmd->server->module_config; |
| core_server_config *conf = ap_get_module_config(sconf, &core_module); |
| |
| const char *err = ap_check_cmd_context(cmd, |
| NOT_IN_DIR_LOC_FILE|NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| arg = ap_os_canonical_filename(cmd->pool, arg); |
| if (/* TODO: ap_configtestonly && ap_docrootcheck && */ !ap_is_directory(cmd->pool, arg)) { |
| if (cmd->server->is_virtual) { |
| ap_log_perror(APLOG_MARK, APLOG_STARTUP | APLOG_NOERRNO, 0, cmd->pool, |
| "Warning: DocumentRoot [%s] does not exist", |
| arg); |
| } |
| else { |
| return "DocumentRoot must be a directory"; |
| } |
| } |
| |
| conf->ap_document_root = arg; |
| return NULL; |
| } |
| |
| AP_DECLARE(void) ap_custom_response(request_rec *r, int status, char *string) |
| { |
| core_dir_config *conf = |
| ap_get_module_config(r->per_dir_config, &core_module); |
| int idx; |
| |
| if(conf->response_code_strings == NULL) { |
| conf->response_code_strings = |
| apr_pcalloc(r->pool, |
| sizeof(*conf->response_code_strings) * |
| RESPONSE_CODES); |
| } |
| |
| idx = ap_index_of_response(status); |
| |
| conf->response_code_strings[idx] = |
| ((ap_is_url(string) || (*string == '/')) && (*string != '"')) ? |
| apr_pstrdup(r->pool, string) : apr_pstrcat(r->pool, "\"", string, NULL); |
| } |
| |
| static const char *set_error_document(cmd_parms *cmd, void *conf_, |
| const char *errno_str, const char *msg) |
| { |
| core_dir_config *conf=conf_; |
| int error_number, index_number, idx500; |
| enum { MSG, LOCAL_PATH, REMOTE_PATH } what = MSG; |
| |
| const char *err = ap_check_cmd_context(cmd, NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| /* 1st parameter should be a 3 digit number, which we recognize; |
| * convert it into an array index |
| */ |
| error_number = atoi(errno_str); |
| idx500 = ap_index_of_response(HTTP_INTERNAL_SERVER_ERROR); |
| |
| if (error_number == HTTP_INTERNAL_SERVER_ERROR) { |
| index_number = idx500; |
| } |
| else if ((index_number = ap_index_of_response(error_number)) == idx500) { |
| return apr_pstrcat(cmd->pool, "Unsupported HTTP response code ", |
| errno_str, NULL); |
| } |
| |
| /* Heuristic to determine second argument. */ |
| if (ap_strchr_c(msg,' ')) |
| what = MSG; |
| else if (msg[0] == '/') |
| what = LOCAL_PATH; |
| else if (ap_is_url(msg)) |
| what = REMOTE_PATH; |
| else |
| what = MSG; |
| |
| /* The entry should be ignored if it is a full URL for a 401 error */ |
| |
| if (error_number == 401 && what == REMOTE_PATH) { |
| ap_log_error(APLOG_MARK, APLOG_NOERRNO|APLOG_NOTICE, 0, cmd->server, |
| "cannot use a full URL in a 401 ErrorDocument " |
| "directive --- ignoring!"); |
| } |
| else { /* Store it... */ |
| if (conf->response_code_strings == NULL) { |
| conf->response_code_strings = |
| apr_pcalloc(cmd->pool, |
| sizeof(*conf->response_code_strings) * RESPONSE_CODES); |
| } |
| /* hack. Prefix a " if it is a msg; as that is what |
| * http_protocol.c relies on to distinguish between |
| * a msg and a (local) path. |
| */ |
| conf->response_code_strings[index_number] = (what == MSG) ? |
| apr_pstrcat(cmd->pool, "\"",msg,NULL) : |
| apr_pstrdup(cmd->pool, msg); |
| } |
| |
| return NULL; |
| } |
| |
| static const char *set_override(cmd_parms *cmd, void *d_, const char *l) |
| { |
| core_dir_config *d=d_; |
| char *w; |
| |
| const char *err = ap_check_cmd_context(cmd, NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| d->override = OR_NONE; |
| while (l[0]) { |
| w = ap_getword_conf(cmd->pool, &l); |
| if (!strcasecmp(w, "Limit")) { |
| d->override |= OR_LIMIT; |
| } |
| else if (!strcasecmp(w, "Options")) { |
| d->override |= OR_OPTIONS; |
| } |
| else if (!strcasecmp(w, "FileInfo")) { |
| d->override |= OR_FILEINFO; |
| } |
| else if (!strcasecmp(w, "AuthConfig")) { |
| d->override |= OR_AUTHCFG; |
| } |
| else if (!strcasecmp(w, "Indexes")) { |
| d->override |= OR_INDEXES; |
| } |
| else if (!strcasecmp(w, "None")) { |
| d->override = OR_NONE; |
| } |
| else if (!strcasecmp(w, "All")) { |
| d->override = OR_ALL; |
| } |
| else { |
| return apr_pstrcat(cmd->pool, "Illegal override option ", w, NULL); |
| } |
| d->override &= ~OR_UNSET; |
| } |
| |
| return NULL; |
| } |
| |
| static const char *set_options(cmd_parms *cmd, void *d_, const char *l) |
| { |
| core_dir_config *d=d_; |
| allow_options_t opt; |
| int first = 1; |
| char action; |
| |
| while (l[0]) { |
| char *w = ap_getword_conf(cmd->pool, &l); |
| action = '\0'; |
| |
| if (*w == '+' || *w == '-') { |
| action = *(w++); |
| } |
| else if (first) { |
| d->opts = OPT_NONE; |
| first = 0; |
| } |
| |
| if (!strcasecmp(w, "Indexes")) { |
| opt = OPT_INDEXES; |
| } |
| else if (!strcasecmp(w, "Includes")) { |
| opt = OPT_INCLUDES; |
| } |
| else if (!strcasecmp(w, "IncludesNOEXEC")) { |
| opt = (OPT_INCLUDES | OPT_INCNOEXEC); |
| } |
| else if (!strcasecmp(w, "FollowSymLinks")) { |
| opt = OPT_SYM_LINKS; |
| } |
| else if (!strcasecmp(w, "SymLinksIfOwnerMatch")) { |
| opt = OPT_SYM_OWNER; |
| } |
| else if (!strcasecmp(w, "execCGI")) { |
| opt = OPT_EXECCGI; |
| } |
| else if (!strcasecmp(w, "MultiViews")) { |
| opt = OPT_MULTI; |
| } |
| else if (!strcasecmp(w, "RunScripts")) { /* AI backcompat. Yuck */ |
| opt = OPT_MULTI|OPT_EXECCGI; |
| } |
| else if (!strcasecmp(w, "None")) { |
| opt = OPT_NONE; |
| } |
| else if (!strcasecmp(w, "All")) { |
| opt = OPT_ALL; |
| } |
| else { |
| return apr_pstrcat(cmd->pool, "Illegal option ", w, NULL); |
| } |
| |
| /* we ensure the invariant (d->opts_add & d->opts_remove) == 0 */ |
| if (action == '-') { |
| d->opts_remove |= opt; |
| d->opts_add &= ~opt; |
| d->opts &= ~opt; |
| } |
| else if (action == '+') { |
| d->opts_add |= opt; |
| d->opts_remove &= ~opt; |
| d->opts |= opt; |
| } |
| else { |
| d->opts |= opt; |
| } |
| } |
| |
| return NULL; |
| } |
| |
| static const char *satisfy(cmd_parms *cmd, void *c_, const char *arg) |
| { |
| core_dir_config *c=c_; |
| |
| if (!strcasecmp(arg, "all")) { |
| c->satisfy = SATISFY_ALL; |
| } |
| else if (!strcasecmp(arg, "any")) { |
| c->satisfy = SATISFY_ANY; |
| } |
| else { |
| return "Satisfy either 'any' or 'all'."; |
| } |
| return NULL; |
| } |
| |
| static const char *require(cmd_parms *cmd, void *c_, const char *arg) |
| { |
| require_line *r; |
| core_dir_config *c=c_; |
| |
| if (!c->ap_requires) { |
| c->ap_requires = apr_array_make(cmd->pool, 2, sizeof(require_line)); |
| } |
| r = (require_line *)apr_array_push(c->ap_requires); |
| r->requirement = apr_pstrdup(cmd->pool, arg); |
| r->method_mask = cmd->limited; |
| return NULL; |
| } |
| |
| AP_CORE_DECLARE_NONSTD(const char *) ap_limit_section(cmd_parms *cmd, void *dummy, |
| const char *arg) { |
| const char *limited_methods = ap_getword(cmd->pool, &arg, '>'); |
| void *tog = cmd->cmd->cmd_data; |
| int limited = 0; |
| const char *errmsg; |
| |
| const char *err = ap_check_cmd_context(cmd, NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| while (limited_methods[0]) { |
| char *method = ap_getword_conf(cmd->pool, &limited_methods); |
| int methnum = ap_method_number_of(method); |
| |
| if (methnum == M_TRACE && !tog) { |
| return "TRACE cannot be controlled by <Limit>"; |
| } |
| else if (methnum == M_INVALID) { |
| char **xmethod; |
| register int i, j, k; |
| |
| /* |
| * Deal with <Limit> by adding the method to the list. |
| */ |
| if (!tog) { |
| if (cmd->limited_xmethods == NULL) { |
| cmd->limited_xmethods = apr_array_make(cmd->pool, 2, |
| sizeof(char *)); |
| } |
| xmethod = (char **) apr_array_push(cmd->limited_xmethods); |
| *xmethod = apr_pstrdup(cmd->pool, method); |
| } |
| /* |
| * <LimitExcept>, so remove any/all occurrences of the method |
| * in the extension array. |
| */ |
| else if ((cmd->limited_xmethods != NULL) |
| && (cmd->limited_xmethods->nelts != 0)) { |
| xmethod = (char **) cmd->limited_xmethods->elts; |
| for (i = 0; i < cmd->limited_xmethods->nelts; ) { |
| if (strcmp(xmethod[i], method) == 0) { |
| for (j = i, k = i + 1; |
| k < cmd->limited_xmethods->nelts; |
| ++j, ++k) { |
| xmethod[j] = xmethod[k]; |
| } |
| cmd->limited_xmethods->nelts--; |
| } |
| } |
| } |
| } |
| limited |= (1 << methnum); |
| } |
| |
| /* Killing two features with one function, |
| * if (tog == NULL) <Limit>, else <LimitExcept> |
| */ |
| cmd->limited = tog ? ~limited : limited; |
| |
| errmsg = ap_walk_config(cmd->directive->first_child, cmd, cmd->context); |
| |
| cmd->limited = -1; |
| |
| return errmsg; |
| } |
| |
| /* We use this in <DirectoryMatch> and <FilesMatch>, to ensure that |
| * people don't get bitten by wrong-cased regex matches |
| */ |
| |
| #ifdef WIN32 |
| #define USE_ICASE REG_ICASE |
| #else |
| #define USE_ICASE 0 |
| #endif |
| |
| /* |
| * Report a missing-'>' syntax error. |
| */ |
| static char *unclosed_directive(cmd_parms *cmd) |
| { |
| return apr_pstrcat(cmd->pool, cmd->cmd->name, |
| "> directive missing closing '>'", NULL); |
| } |
| |
| static const char *dirsection(cmd_parms *cmd, void *mconfig, const char *arg) |
| { |
| const char *errmsg; |
| const char *endp = ap_strrchr_c(arg, '>'); |
| int old_overrides = cmd->override; |
| char *old_path = cmd->path; |
| core_dir_config *conf; |
| ap_conf_vector_t *new_dir_conf = ap_create_per_dir_config(cmd->pool); |
| regex_t *r = NULL; |
| const command_rec *thiscmd = cmd->cmd; |
| |
| const char *err = ap_check_cmd_context(cmd, |
| NOT_IN_DIR_LOC_FILE|NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| if (endp == NULL) { |
| return unclosed_directive(cmd); |
| } |
| |
| arg=apr_pstrndup(cmd->pool, arg, endp-arg); |
| |
| cmd->path = ap_getword_conf(cmd->pool, &arg); |
| cmd->override = OR_ALL|ACCESS_CONF; |
| |
| if (thiscmd->cmd_data) { /* <DirectoryMatch> */ |
| r = ap_pregcomp(cmd->pool, cmd->path, REG_EXTENDED|USE_ICASE); |
| } |
| else if (!strcmp(cmd->path, "~")) { |
| cmd->path = ap_getword_conf(cmd->pool, &arg); |
| r = ap_pregcomp(cmd->pool, cmd->path, REG_EXTENDED|USE_ICASE); |
| } |
| #if defined(HAVE_DRIVE_LETTERS) || defined(NETWARE) |
| else if (strcmp(cmd->path, "/") == 0) { |
| /* Treat 'default' path / as an inalienable root */ |
| cmd->path = apr_pstrdup(cmd->pool, cmd->path); |
| } |
| #endif |
| #if defined(HAVE_UNC_PATHS) |
| else if (strcmp(cmd->path, "//") == 0) { |
| /* Treat UNC path // as an inalienable root */ |
| cmd->path = apr_pstrdup(cmd->pool, cmd->path); |
| } |
| #endif |
| else { |
| /* Ensure that the pathname is canonical */ |
| cmd->path = ap_os_canonical_filename(cmd->pool, cmd->path); |
| } |
| |
| /* initialize our config and fetch it */ |
| conf = ap_set_config_vectors(cmd->server, new_dir_conf, cmd->path, |
| &core_module, cmd->pool); |
| |
| errmsg = ap_walk_config(cmd->directive->first_child, cmd, new_dir_conf); |
| if (errmsg != NULL) |
| return errmsg; |
| |
| conf->r = r; |
| |
| ap_add_per_dir_conf(cmd->server, new_dir_conf); |
| |
| if (*arg != '\0') { |
| return apr_pstrcat(cmd->pool, "Multiple ", thiscmd->name, |
| "> arguments not (yet) supported.", NULL); |
| } |
| |
| cmd->path = old_path; |
| cmd->override = old_overrides; |
| |
| return NULL; |
| } |
| |
| static const char *urlsection(cmd_parms *cmd, void *mconfig, const char *arg) |
| { |
| const char *errmsg; |
| const char *endp = ap_strrchr_c(arg, '>'); |
| int old_overrides = cmd->override; |
| char *old_path = cmd->path; |
| core_dir_config *conf; |
| regex_t *r = NULL; |
| const command_rec *thiscmd = cmd->cmd; |
| ap_conf_vector_t *new_url_conf = ap_create_per_dir_config(cmd->pool); |
| const char *err = ap_check_cmd_context(cmd, |
| NOT_IN_DIR_LOC_FILE|NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| if (endp == NULL) { |
| return unclosed_directive(cmd); |
| } |
| |
| arg=apr_pstrndup(cmd->pool, arg, endp-arg); |
| |
| cmd->path = ap_getword_conf(cmd->pool, &arg); |
| cmd->override = OR_ALL|ACCESS_CONF; |
| |
| if (thiscmd->cmd_data) { /* <LocationMatch> */ |
| r = ap_pregcomp(cmd->pool, cmd->path, REG_EXTENDED); |
| } |
| else if (!strcmp(cmd->path, "~")) { |
| cmd->path = ap_getword_conf(cmd->pool, &arg); |
| r = ap_pregcomp(cmd->pool, cmd->path, REG_EXTENDED); |
| } |
| |
| /* initialize our config and fetch it */ |
| conf = ap_set_config_vectors(cmd->server, new_url_conf, cmd->path, |
| &core_module, cmd->pool); |
| |
| errmsg = ap_walk_config(cmd->directive->first_child, cmd, new_url_conf); |
| if (errmsg != NULL) |
| return errmsg; |
| |
| conf->d = apr_pstrdup(cmd->pool, cmd->path); /* No mangling, please */ |
| conf->d_is_fnmatch = apr_is_fnmatch(conf->d) != 0; |
| conf->r = r; |
| |
| ap_add_per_url_conf(cmd->server, new_url_conf); |
| |
| if (*arg != '\0') { |
| return apr_pstrcat(cmd->pool, "Multiple ", thiscmd->name, |
| "> arguments not (yet) supported.", NULL); |
| } |
| |
| cmd->path = old_path; |
| cmd->override = old_overrides; |
| |
| return NULL; |
| } |
| |
| static const char *filesection(cmd_parms *cmd, void *mconfig, const char *arg) |
| { |
| const char *errmsg; |
| const char *endp = ap_strrchr_c(arg, '>'); |
| int old_overrides = cmd->override; |
| char *old_path = cmd->path; |
| core_dir_config *conf; |
| regex_t *r = NULL; |
| const command_rec *thiscmd = cmd->cmd; |
| core_dir_config *c=mconfig; |
| ap_conf_vector_t *new_file_conf = ap_create_per_dir_config(cmd->pool); |
| const char *err = ap_check_cmd_context(cmd, NOT_IN_LIMIT|NOT_IN_LOCATION); |
| |
| if (err != NULL) { |
| return err; |
| } |
| |
| if (endp == NULL) { |
| return unclosed_directive(cmd); |
| } |
| |
| arg=apr_pstrndup(cmd->pool, arg, endp-arg); |
| |
| cmd->path = ap_getword_conf(cmd->pool, &arg); |
| /* Only if not an .htaccess file */ |
| if (!old_path) { |
| cmd->override = OR_ALL|ACCESS_CONF; |
| } |
| |
| if (thiscmd->cmd_data) { /* <FilesMatch> */ |
| r = ap_pregcomp(cmd->pool, cmd->path, REG_EXTENDED|USE_ICASE); |
| } |
| else if (!strcmp(cmd->path, "~")) { |
| cmd->path = ap_getword_conf(cmd->pool, &arg); |
| r = ap_pregcomp(cmd->pool, cmd->path, REG_EXTENDED|USE_ICASE); |
| } |
| else { |
| /* Ensure that the pathname is canonical */ |
| cmd->path = ap_os_canonical_filename(cmd->pool, cmd->path); |
| } |
| |
| /* initialize our config and fetch it */ |
| conf = ap_set_config_vectors(cmd->server, new_file_conf, cmd->path, |
| &core_module, cmd->pool); |
| |
| errmsg = ap_walk_config(cmd->directive->first_child, cmd, new_file_conf); |
| if (errmsg != NULL) |
| return errmsg; |
| |
| conf->d = cmd->path; |
| conf->d_is_fnmatch = apr_is_fnmatch(conf->d) != 0; |
| conf->r = r; |
| |
| ap_add_file_conf(c, new_file_conf); |
| |
| if (*arg != '\0') { |
| return apr_pstrcat(cmd->pool, "Multiple ", thiscmd->name, |
| "> arguments not (yet) supported.", NULL); |
| } |
| |
| cmd->path = old_path; |
| cmd->override = old_overrides; |
| |
| return NULL; |
| } |
| |
| static const char *start_ifmod(cmd_parms *cmd, void *mconfig, const char *arg) |
| { |
| const char *endp = ap_strrchr_c(arg, '>'); |
| int not = (arg[0] == '!'); |
| module *found; |
| |
| if (endp == NULL) { |
| return unclosed_directive(cmd); |
| } |
| |
| arg=apr_pstrndup(cmd->pool, arg, endp-arg); |
| |
| if (not) { |
| arg++; |
| } |
| |
| found = ap_find_linked_module(arg); |
| |
| if ((!not && found) || (not && !found)) { |
| ap_directive_t *parent = NULL; |
| ap_directive_t *current = NULL; |
| const char *retval; |
| |
| retval = ap_build_cont_config(cmd->pool, cmd->temp_pool, cmd, |
| ¤t, &parent, "<IfModule"); |
| *(ap_directive_t **)mconfig = current; |
| return retval; |
| } |
| else { |
| *(ap_directive_t **)mconfig = NULL; |
| return ap_soak_end_container(cmd, "<IfModule"); |
| } |
| } |
| |
| AP_DECLARE(int) ap_exists_config_define(const char *name) |
| { |
| char **defines; |
| int i; |
| |
| defines = (char **)ap_server_config_defines->elts; |
| for (i = 0; i < ap_server_config_defines->nelts; i++) { |
| if (strcmp(defines[i], name) == 0) { |
| return 1; |
| } |
| } |
| return 0; |
| } |
| |
| static const char *start_ifdefine(cmd_parms *cmd, void *dummy, const char *arg) |
| { |
| const char *endp; |
| int defined; |
| int not = 0; |
| |
| endp = ap_strrchr_c(arg, '>'); |
| if (endp == NULL) { |
| return unclosed_directive(cmd); |
| } |
| |
| arg=apr_pstrndup(cmd->pool, arg, endp-arg); |
| |
| if (arg[0] == '!') { |
| not = 1; |
| arg++; |
| } |
| |
| defined = ap_exists_config_define(arg); |
| if ((!not && defined) || (not && !defined)) { |
| ap_directive_t *parent = NULL; |
| ap_directive_t *current = NULL; |
| const char *retval; |
| |
| retval = ap_build_cont_config(cmd->pool, cmd->temp_pool, cmd, |
| ¤t, &parent, "<IfDefine"); |
| *(ap_directive_t **)dummy = current; |
| return retval; |
| } |
| else { |
| *(ap_directive_t **)dummy = NULL; |
| return ap_soak_end_container(cmd, "<IfDefine"); |
| } |
| } |
| |
| /* httpd.conf commands... beginning with the <VirtualHost> business */ |
| |
| static const char *virtualhost_section(cmd_parms *cmd, void *dummy, |
| const char *arg) |
| { |
| server_rec *main_server = cmd->server, *s; |
| const char *errmsg; |
| const char *endp = ap_strrchr_c(arg, '>'); |
| apr_pool_t *p = cmd->pool; |
| |
| const char *err = ap_check_cmd_context(cmd, GLOBAL_ONLY); |
| if (err != NULL) { |
| return err; |
| } |
| |
| if (endp == NULL) { |
| return unclosed_directive(cmd); |
| } |
| |
| arg=apr_pstrndup(cmd->pool, arg, endp-arg); |
| |
| /* FIXME: There's another feature waiting to happen here -- since you |
| can now put multiple addresses/names on a single <VirtualHost> |
| you might want to use it to group common definitions and then |
| define other "subhosts" with their individual differences. But |
| personally I'd rather just do it with a macro preprocessor. -djg */ |
| if (main_server->is_virtual) { |
| return "<VirtualHost> doesn't nest!"; |
| } |
| |
| errmsg = ap_init_virtual_host(p, arg, main_server, &s); |
| if (errmsg) { |
| return errmsg; |
| } |
| |
| s->next = main_server->next; |
| main_server->next = s; |
| |
| s->defn_name = cmd->directive->filename; |
| s->defn_line_number = cmd->directive->line_num; |
| |
| cmd->server = s; |
| |
| errmsg = ap_walk_config(cmd->directive->first_child, cmd, |
| s->lookup_defaults); |
| |
| cmd->server = main_server; |
| |
| return errmsg; |
| } |
| |
| static const char *set_server_alias(cmd_parms *cmd, void *dummy, |
| const char *arg) |
| { |
| if (!cmd->server->names) { |
| return "ServerAlias only used in <VirtualHost>"; |
| } |
| while (*arg) { |
| char **item, *name = ap_getword_conf(cmd->pool, &arg); |
| if (ap_is_matchexp(name)) { |
| item = (char **)apr_array_push(cmd->server->wild_names); |
| } |
| else { |
| item = (char **)apr_array_push(cmd->server->names); |
| } |
| *item = name; |
| } |
| return NULL; |
| } |
| |
| static const char *add_filter(cmd_parms *cmd, void *dummy, const char *arg) |
| { |
| core_dir_config *conf = dummy; |
| char **newfilter; |
| |
| newfilter = (char **)apr_array_push(conf->output_filters); |
| *newfilter = apr_pstrdup(cmd->pool, arg); |
| return NULL; |
| } |
| |
| static const char *add_input_filter(cmd_parms *cmd, void *dummy, const char *arg) |
| { |
| core_dir_config *conf = dummy; |
| char **newfilter; |
| |
| newfilter = (char **)apr_array_push(conf->input_filters); |
| *newfilter = apr_pstrdup(cmd->pool, arg); |
| return NULL; |
| } |
| |
| static const char *set_server_string_slot(cmd_parms *cmd, void *dummy, |
| const char *arg) |
| { |
| /* This one's pretty generic... */ |
| |
| int offset = (int)(long)cmd->info; |
| char *struct_ptr = (char *)cmd->server; |
| |
| const char *err = ap_check_cmd_context(cmd, |
| NOT_IN_DIR_LOC_FILE|NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| *(const char **)(struct_ptr + offset) = arg; |
| return NULL; |
| } |
| |
| static const char *server_port(cmd_parms *cmd, void *dummy, const char *arg) |
| { |
| const char *err = ap_check_cmd_context(cmd, NOT_IN_DIR_LOC_FILE|NOT_IN_LIMIT); |
| int port; |
| |
| if (err != NULL) { |
| return err; |
| } |
| port = atoi(arg); |
| if (port <= 0 || port >= 65536) { /* 65536 == 1<<16 */ |
| return apr_pstrcat(cmd->temp_pool, "The port number \"", arg, |
| "\" is outside the appropriate range " |
| "(i.e., 1..65535).", NULL); |
| } |
| cmd->server->port = port; |
| return NULL; |
| } |
| |
| static const char *set_signature_flag(cmd_parms *cmd, void *d_, |
| const char *arg) |
| { |
| core_dir_config *d=d_; |
| |
| const char *err = ap_check_cmd_context(cmd, NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| if (strcasecmp(arg, "On") == 0) { |
| d->server_signature = srv_sig_on; |
| } |
| else if (strcasecmp(arg, "Off") == 0) { |
| d->server_signature = srv_sig_off; |
| } |
| else if (strcasecmp(arg, "EMail") == 0) { |
| d->server_signature = srv_sig_withmail; |
| } |
| else { |
| return "ServerSignature: use one of: off | on | email"; |
| } |
| return NULL; |
| } |
| |
| static const char *set_server_root(cmd_parms *cmd, void *dummy, |
| const char *arg) |
| { |
| const char *err = ap_check_cmd_context(cmd, GLOBAL_ONLY); |
| |
| if (err != NULL) { |
| return err; |
| } |
| |
| arg = ap_os_canonical_filename(cmd->pool, arg); |
| |
| if (!ap_is_directory(cmd->pool, arg)) { |
| return "ServerRoot must be a valid directory"; |
| } |
| ap_server_root = arg; |
| return NULL; |
| } |
| |
| static const char *set_timeout(cmd_parms *cmd, void *dummy, const char *arg) |
| { |
| const char *err = ap_check_cmd_context(cmd, NOT_IN_DIR_LOC_FILE|NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| cmd->server->timeout = atoi(arg); |
| return NULL; |
| } |
| |
| static const char *set_idcheck(cmd_parms *cmd, void *d_, int arg) |
| { |
| core_dir_config *d=d_; |
| const char *err = ap_check_cmd_context(cmd, NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| d->do_rfc1413 = arg != 0; |
| return NULL; |
| } |
| |
| static const char *set_hostname_lookups(cmd_parms *cmd, void *d_, |
| const char *arg) |
| { |
| core_dir_config *d=d_; |
| |
| const char *err = ap_check_cmd_context(cmd, NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| if (!strcasecmp(arg, "on")) { |
| d->hostname_lookups = HOSTNAME_LOOKUP_ON; |
| } |
| else if (!strcasecmp(arg, "off")) { |
| d->hostname_lookups = HOSTNAME_LOOKUP_OFF; |
| } |
| else if (!strcasecmp(arg, "double")) { |
| d->hostname_lookups = HOSTNAME_LOOKUP_DOUBLE; |
| } |
| else { |
| return "parameter must be 'on', 'off', or 'double'"; |
| } |
| return NULL; |
| } |
| |
| static const char *set_serverpath(cmd_parms *cmd, void *dummy, |
| const char *arg) |
| { |
| const char *err = ap_check_cmd_context(cmd, NOT_IN_DIR_LOC_FILE|NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| cmd->server->path = arg; |
| cmd->server->pathlen = strlen(arg); |
| return NULL; |
| } |
| |
| static const char *set_content_md5(cmd_parms *cmd, void *d_, int arg) |
| { |
| core_dir_config *d=d_; |
| const char *err = ap_check_cmd_context(cmd, NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| d->content_md5 = arg != 0; |
| return NULL; |
| } |
| |
| static const char *set_use_canonical_name(cmd_parms *cmd, void *d_, |
| const char *arg) |
| { |
| core_dir_config *d=d_; |
| const char *err = ap_check_cmd_context(cmd, NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| if (strcasecmp(arg, "on") == 0) { |
| d->use_canonical_name = USE_CANONICAL_NAME_ON; |
| } |
| else if (strcasecmp(arg, "off") == 0) { |
| d->use_canonical_name = USE_CANONICAL_NAME_OFF; |
| } |
| else if (strcasecmp(arg, "dns") == 0) { |
| d->use_canonical_name = USE_CANONICAL_NAME_DNS; |
| } |
| else { |
| return "parameter must be 'on', 'off', or 'dns'"; |
| } |
| return NULL; |
| } |
| |
| |
| static const char *include_config (cmd_parms *cmd, void *dummy, |
| const char *name) |
| { |
| ap_directive_t *conftree = NULL; |
| |
| ap_process_resource_config(cmd->server, |
| ap_server_root_relative(cmd->pool, name), |
| &conftree, cmd->pool, cmd->temp_pool); |
| *(ap_directive_t **)dummy = conftree; |
| return NULL; |
| } |
| |
| static const char *set_loglevel(cmd_parms *cmd, void *dummy, const char *arg) |
| { |
| char *str; |
| |
| const char *err = ap_check_cmd_context(cmd, |
| NOT_IN_DIR_LOC_FILE|NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| if ((str = ap_getword_conf(cmd->pool, &arg))) { |
| if (!strcasecmp(str, "emerg")) { |
| cmd->server->loglevel = APLOG_EMERG; |
| } |
| else if (!strcasecmp(str, "alert")) { |
| cmd->server->loglevel = APLOG_ALERT; |
| } |
| else if (!strcasecmp(str, "crit")) { |
| cmd->server->loglevel = APLOG_CRIT; |
| } |
| else if (!strcasecmp(str, "error")) { |
| cmd->server->loglevel = APLOG_ERR; |
| } |
| else if (!strcasecmp(str, "warn")) { |
| cmd->server->loglevel = APLOG_WARNING; |
| } |
| else if (!strcasecmp(str, "notice")) { |
| cmd->server->loglevel = APLOG_NOTICE; |
| } |
| else if (!strcasecmp(str, "info")) { |
| cmd->server->loglevel = APLOG_INFO; |
| } |
| else if (!strcasecmp(str, "debug")) { |
| cmd->server->loglevel = APLOG_DEBUG; |
| } |
| else { |
| return "LogLevel requires level keyword: one of " |
| "emerg/alert/crit/error/warn/notice/info/debug"; |
| } |
| } |
| else { |
| return "LogLevel requires level keyword"; |
| } |
| |
| return NULL; |
| } |
| |
| AP_DECLARE(const char *) ap_psignature(const char *prefix, request_rec *r) |
| { |
| char sport[20]; |
| core_dir_config *conf; |
| |
| conf = (core_dir_config *)ap_get_module_config(r->per_dir_config, |
| &core_module); |
| if ((conf->server_signature == srv_sig_off) |
| || (conf->server_signature == srv_sig_unset)) { |
| return ""; |
| } |
| |
| apr_snprintf(sport, sizeof sport, "%u", (unsigned) ap_get_server_port(r)); |
| |
| if (conf->server_signature == srv_sig_withmail) { |
| return apr_pstrcat(r->pool, prefix, "<ADDRESS>" AP_SERVER_BASEVERSION |
| " Server at <A HREF=\"mailto:", |
| r->server->server_admin, "\">", |
| ap_get_server_name(r), "</A> Port ", sport, |
| "</ADDRESS>\n", NULL); |
| } |
| return apr_pstrcat(r->pool, prefix, "<ADDRESS>" AP_SERVER_BASEVERSION |
| " Server at ", ap_get_server_name(r), " Port ", sport, |
| "</ADDRESS>\n", NULL); |
| } |
| |
| /* |
| * Load an authorisation realm into our location configuration, applying the |
| * usual rules that apply to realms. |
| */ |
| static const char *set_authname(cmd_parms *cmd, void *mconfig, |
| const char *word1) |
| { |
| core_dir_config *aconfig = (core_dir_config *)mconfig; |
| |
| aconfig->ap_auth_name = ap_escape_quotes(cmd->pool, word1); |
| return NULL; |
| } |
| |
| #ifdef _OSD_POSIX /* BS2000 Logon Passwd file */ |
| static const char *set_bs2000_account(cmd_parms *cmd, void *dummy, char *name) |
| { |
| const char *err = ap_check_cmd_context(cmd, GLOBAL_ONLY); |
| if (err != NULL) { |
| return err; |
| } |
| |
| return os_set_account(cmd->pool, name); |
| } |
| #endif /*_OSD_POSIX*/ |
| |
| /* |
| * Handle a request to include the server's OS platform in the Server |
| * response header field (the ServerTokens directive). Unfortunately |
| * this requires a new global in order to communicate the setting back to |
| * http_main so it can insert the information in the right place in the |
| * string. |
| */ |
| |
| static char *server_version = NULL; |
| static int version_locked = 0; |
| |
| enum server_token_type { |
| SrvTk_MIN, /* eg: Apache/1.3.0 */ |
| SrvTk_OS, /* eg: Apache/1.3.0 (UNIX) */ |
| SrvTk_FULL, /* eg: Apache/1.3.0 (UNIX) PHP/3.0 FooBar/1.2b */ |
| SrvTk_PRODUCT_ONLY /* eg: Apache */ |
| }; |
| static enum server_token_type ap_server_tokens = SrvTk_FULL; |
| |
| static apr_status_t reset_version(void *dummy) |
| { |
| version_locked = 0; |
| ap_server_tokens = SrvTk_FULL; |
| server_version = NULL; |
| return APR_SUCCESS; |
| } |
| |
| AP_DECLARE(const char *) ap_get_server_version(void) |
| { |
| return (server_version ? server_version : AP_SERVER_BASEVERSION); |
| } |
| |
| AP_DECLARE(void) ap_add_version_component(apr_pool_t *pconf, const char *component) |
| { |
| if (! version_locked) { |
| /* |
| * If the version string is null, register our cleanup to reset the |
| * pointer on pool destruction. We also know that, if NULL, |
| * we are adding the original SERVER_BASEVERSION string. |
| */ |
| if (server_version == NULL) { |
| apr_pool_cleanup_register(pconf, NULL, reset_version, |
| apr_pool_cleanup_null); |
| server_version = apr_pstrdup(pconf, component); |
| } |
| else { |
| /* |
| * Tack the given component identifier to the end of |
| * the existing string. |
| */ |
| server_version = apr_pstrcat(pconf, server_version, " ", |
| component, NULL); |
| } |
| } |
| } |
| |
| /* |
| * This routine adds the real server base identity to the version string, |
| * and then locks out changes until the next reconfig. |
| */ |
| static void ap_set_version(apr_pool_t *pconf) |
| { |
| if (ap_server_tokens == SrvTk_PRODUCT_ONLY) { |
| ap_add_version_component(pconf, AP_SERVER_BASEPRODUCT); |
| } |
| else if (ap_server_tokens == SrvTk_MIN) { |
| ap_add_version_component(pconf, AP_SERVER_BASEVERSION); |
| } |
| else { |
| ap_add_version_component(pconf, AP_SERVER_BASEVERSION " (" PLATFORM ")"); |
| } |
| /* |
| * Lock the server_version string if we're not displaying |
| * the full set of tokens |
| */ |
| if (ap_server_tokens != SrvTk_FULL) { |
| version_locked++; |
| } |
| } |
| |
| static const char *set_serv_tokens(cmd_parms *cmd, void *dummy, |
| const char *arg) |
| { |
| const char *err = ap_check_cmd_context(cmd, GLOBAL_ONLY); |
| if (err != NULL) { |
| return err; |
| } |
| |
| if (!strcasecmp(arg, "OS")) { |
| ap_server_tokens = SrvTk_OS; |
| } |
| else if (!strcasecmp(arg, "Min") || !strcasecmp(arg, "Minimal")) { |
| ap_server_tokens = SrvTk_MIN; |
| } |
| else if (!strcasecmp(arg, "Prod") || !strcasecmp(arg, "ProductOnly")) { |
| ap_server_tokens = SrvTk_PRODUCT_ONLY; |
| } |
| else { |
| ap_server_tokens = SrvTk_FULL; |
| } |
| return NULL; |
| } |
| |
| static const char *set_limit_req_line(cmd_parms *cmd, void *dummy, |
| const char *arg) |
| { |
| const char *err = ap_check_cmd_context(cmd, |
| NOT_IN_DIR_LOC_FILE|NOT_IN_LIMIT); |
| int lim; |
| |
| if (err != NULL) { |
| return err; |
| } |
| lim = atoi(arg); |
| if (lim < 0) { |
| return apr_pstrcat(cmd->temp_pool, "LimitRequestLine \"", arg, |
| "\" must be a non-negative integer", NULL); |
| } |
| if (lim > DEFAULT_LIMIT_REQUEST_LINE) { |
| return apr_psprintf(cmd->temp_pool, "LimitRequestLine \"%s\" " |
| "must not exceed the precompiled maximum of %d", |
| arg, DEFAULT_LIMIT_REQUEST_LINE); |
| } |
| cmd->server->limit_req_line = lim; |
| return NULL; |
| } |
| |
| static const char *set_limit_req_fieldsize(cmd_parms *cmd, void *dummy, |
| const char *arg) |
| { |
| const char *err = ap_check_cmd_context(cmd, |
| NOT_IN_DIR_LOC_FILE|NOT_IN_LIMIT); |
| int lim; |
| |
| if (err != NULL) { |
| return err; |
| } |
| lim = atoi(arg); |
| if (lim < 0) { |
| return apr_pstrcat(cmd->temp_pool, "LimitRequestFieldsize \"", arg, |
| "\" must be a non-negative integer (0 = no limit)", |
| NULL); |
| } |
| if (lim > DEFAULT_LIMIT_REQUEST_FIELDSIZE) { |
| return apr_psprintf(cmd->temp_pool, "LimitRequestFieldsize \"%s\" " |
| "must not exceed the precompiled maximum of %d", |
| arg, DEFAULT_LIMIT_REQUEST_FIELDSIZE); |
| } |
| cmd->server->limit_req_fieldsize = lim; |
| return NULL; |
| } |
| |
| static const char *set_limit_req_fields(cmd_parms *cmd, void *dummy, |
| const char *arg) |
| { |
| const char *err = ap_check_cmd_context(cmd, |
| NOT_IN_DIR_LOC_FILE|NOT_IN_LIMIT); |
| int lim; |
| |
| if (err != NULL) { |
| return err; |
| } |
| lim = atoi(arg); |
| if (lim < 0) { |
| return apr_pstrcat(cmd->temp_pool, "LimitRequestFields \"", arg, |
| "\" must be a non-negative integer (0 = no limit)", |
| NULL); |
| } |
| cmd->server->limit_req_fields = lim; |
| return NULL; |
| } |
| |
| static const char *set_limit_req_body(cmd_parms *cmd, void *conf_, |
| const char *arg) |
| { |
| core_dir_config *conf=conf_; |
| const char *err = ap_check_cmd_context(cmd, NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| /* WTF: If strtoul is not portable, then write a replacement. |
| * Instead we have an idiotic define in httpd.h that prevents |
| * it from being used even when it is available. Sheesh. |
| */ |
| conf->limit_req_body = (unsigned long)strtol(arg, (char **)NULL, 10); |
| return NULL; |
| } |
| |
| static const char *set_limit_xml_req_body(cmd_parms *cmd, void *conf_, |
| const char *arg) |
| { |
| core_dir_config *conf = conf_; |
| const char *err = ap_check_cmd_context(cmd, NOT_IN_LIMIT); |
| if (err != NULL) { |
| return err; |
| } |
| |
| conf->limit_xml_body = atol(arg); |
| if (conf->limit_xml_body < 0) |
| return "LimitXMLRequestBody requires a non-negative integer."; |
| |
| return NULL; |
| } |
| |
| AP_DECLARE(size_t) ap_get_limit_xml_body(const request_rec *r) |
| { |
| core_dir_config *conf; |
| |
| conf = ap_get_module_config(r->per_dir_config, &core_module); |
| if (conf->limit_xml_body == AP_LIMIT_UNSET) |
| return AP_DEFAULT_LIMIT_XML_BODY; |
| return (size_t)conf->limit_xml_body; |
| } |
| |
| #ifdef WIN32 |
| static const char *set_interpreter_source(cmd_parms *cmd, core_dir_config *d, |
| char *arg) |
| { |
| if (!strcasecmp(arg, "registry")) { |
| d->script_interpreter_source = INTERPRETER_SOURCE_REGISTRY; |
| } else if (!strcasecmp(arg, "registry-strict")) { |
| d->script_interpreter_source = INTERPRETER_SOURCE_REGISTRY_STRICT; |
| } else if (!strcasecmp(arg, "script")) { |
| d->script_interpreter_source = INTERPRETER_SOURCE_SHEBANG; |
| } else { |
| return apr_pstrcat(cmd->temp_pool, "ScriptInterpreterSource \"", arg, |
| "\" must be \"registry\", \"registry-strict\" or " |
| "\"script\"", NULL); |
| } |
| return NULL; |
| } |
| #endif |
| |
| #if !defined (RLIMIT_CPU) || !(defined (RLIMIT_DATA) || defined (RLIMIT_VMEM) || defined(RLIMIT_AS)) || !defined (RLIMIT_NPROC) |
| static const char *no_set_limit(cmd_parms *cmd, void *conf_, |
| const char *arg, const char *arg2) |
| { |
| ap_log_error(APLOG_MARK, APLOG_NOERRNO|APLOG_ERR, 0, cmd->server, |
| "%s not supported on this platform", cmd->cmd->name); |
| return NULL; |
| } |
| #endif |
| |
| #ifdef RLIMIT_CPU |
| static const char *set_limit_cpu(cmd_parms *cmd, void *conf_, |
| const char *arg, const char *arg2) |
| { |
| core_dir_config *conf=conf_; |
| |
| unixd_set_rlimit(cmd, &conf->limit_cpu, arg, arg2, RLIMIT_CPU); |
| return NULL; |
| } |
| #endif |
| |
| #if defined (RLIMIT_DATA) || defined (RLIMIT_VMEM) || defined(RLIMIT_AS) |
| static const char *set_limit_mem(cmd_parms *cmd, void *conf_, |
| const char *arg, const char * arg2) |
| { |
| core_dir_config *conf=conf_; |
| |
| #if defined(RLIMIT_AS) |
| unixd_set_rlimit(cmd, &conf->limit_mem, arg, arg2 ,RLIMIT_AS); |
| #elif defined(RLIMIT_DATA) |
| unixd_set_rlimit(cmd, &conf->limit_mem, arg, arg2, RLIMIT_DATA); |
| #elif defined(RLIMIT_VMEM) |
| unixd_set_rlimit(cmd, &conf->limit_mem, arg, arg2, RLIMIT_VMEM); |
| #endif |
| return NULL; |
| } |
| #endif |
| |
| #ifdef RLIMIT_NPROC |
| static const char *set_limit_nproc(cmd_parms *cmd, void *conf_, |
| const char *arg, const char * arg2) |
| { |
| core_dir_config *conf=conf_; |
| |
| unixd_set_rlimit(cmd, &conf->limit_nproc, arg, arg2, RLIMIT_NPROC); |
| return NULL; |
| } |
| #endif |
| |
| static apr_status_t writev_it_all(apr_socket_t *s, |
| struct iovec *vec, int nvec, |
| apr_size_t len, apr_size_t *nbytes) |
| { |
| apr_size_t bytes_written = 0; |
| apr_status_t rv; |
| apr_size_t n = len; |
| apr_size_t i = 0; |
| |
| *nbytes = 0; |
| |
| /* XXX handle checking for non-blocking socket */ |
| while (bytes_written != len) { |
| rv = apr_sendv(s, vec + i, nvec - i, &n); |
| bytes_written += n; |
| if (rv != APR_SUCCESS) |
| return rv; |
| *nbytes += n; |
| |
| /* If the write did not complete, adjust the iovecs and issue |
| * apr_sendv again |
| */ |
| if (bytes_written < len) { |
| /* Skip over the vectors that have already been written */ |
| apr_size_t cnt = vec[i].iov_len; |
| while (n >= cnt && i + 1 < nvec) { |
| i++; |
| cnt += vec[i].iov_len; |
| } |
| if (n < cnt) { |
| /* Handle partial write of vec i */ |
| vec[i].iov_base = (char *) vec[i].iov_base + |
| (vec[i].iov_len - (cnt - n)); |
| vec[i].iov_len = cnt -n; |
| } |
| } |
| n = len - bytes_written; |
| } |
| |
| return APR_SUCCESS; |
| } |
| |
| /* sendfile_it_all() |
| * send the entire file using sendfile() |
| * handle partial writes |
| * return only when all bytes have been sent or an error is encountered. |
| */ |
| |
| #if APR_HAS_SENDFILE |
| static apr_status_t sendfile_it_all(conn_rec *c, |
| apr_file_t *fd, |
| apr_hdtr_t *hdtr, |
| apr_off_t file_offset, |
| apr_size_t file_bytes_left, |
| apr_size_t total_bytes_left, |
| apr_int32_t flags) |
| { |
| apr_status_t rv; |
| #ifdef AP_DEBUG |
| apr_int32_t timeout = 0; |
| #endif |
| |
| AP_DEBUG_ASSERT((apr_getsocketopt(c->client_socket, APR_SO_TIMEOUT, |
| &timeout) == APR_SUCCESS) && |
| timeout > 0); /* socket must be in timeout mode */ |
| do { |
| apr_size_t tmplen = file_bytes_left; |
| |
| rv = apr_sendfile(c->client_socket, fd, hdtr, &file_offset, &tmplen, |
| flags); |
| total_bytes_left -= tmplen; |
| if (!total_bytes_left || rv != APR_SUCCESS) { |
| return rv; /* normal case & error exit */ |
| } |
| |
| AP_DEBUG_ASSERT(total_bytes_left > 0 && tmplen > 0); |
| |
| /* partial write, oooh noooo... |
| * Skip over any header data which was written |
| */ |
| while (tmplen && hdtr->numheaders) { |
| if (tmplen >= hdtr->headers[0].iov_len) { |
| tmplen -= hdtr->headers[0].iov_len; |
| --hdtr->numheaders; |
| ++hdtr->headers; |
| } |
| else { |
| char *iov_base = (char *)hdtr->headers[0].iov_base; |
| |
| hdtr->headers[0].iov_len -= tmplen; |
| iov_base += tmplen; |
| hdtr->headers[0].iov_base = iov_base; |
| tmplen = 0; |
| } |
| } |
| |
| /* Skip over any file data which was written */ |
| |
| if (tmplen <= file_bytes_left) { |
| file_offset += tmplen; |
| file_bytes_left -= tmplen; |
| continue; |
| } |
| tmplen -= file_bytes_left; |
| file_bytes_left = 0; |
| file_offset = 0; |
| |
| /* Skip over any trailer data which was written */ |
| |
| while (tmplen && hdtr->numtrailers) { |
| if (tmplen >= hdtr->trailers[0].iov_len) { |
| tmplen -= hdtr->trailers[0].iov_len; |
| --hdtr->numtrailers; |
| ++hdtr->trailers; |
| } |
| else { |
| char *iov_base = (char *)hdtr->trailers[0].iov_base; |
| |
| hdtr->trailers[0].iov_len -= tmplen; |
| iov_base += tmplen; |
| hdtr->trailers[0].iov_base = iov_base; |
| tmplen = 0; |
| } |
| } |
| } while (1); |
| } |
| #endif |
| |
| /* |
| * send_the_file() |
| * Sends the contents of file fd along with header/trailer bytes, if any, |
| * to the network. send_the_file will return only when all the bytes have been |
| * sent (i.e., it handles partial writes) or on a network error condition. |
| */ |
| static apr_status_t send_the_file(conn_rec *c, apr_file_t *fd, |
| apr_hdtr_t *hdtr, apr_off_t offset, |
| apr_size_t length, apr_size_t *nbytes) |
| { |
| apr_status_t rv = APR_SUCCESS; |
| apr_int32_t togo; /* Remaining number of bytes in the file to send */ |
| apr_size_t sendlen = 0; |
| apr_size_t bytes_sent; |
| apr_int32_t i; |
| apr_off_t o; /* Track the file offset for partial writes */ |
| char buffer[8192]; |
| |
| *nbytes = 0; |
| |
| /* Send the headers |
| * writev_it_all handles partial writes. |
| * XXX: optimization... if headers are less than MIN_WRITE_SIZE, copy |
| * them into buffer |
| */ |
| if ( hdtr && hdtr->numheaders > 0 ) { |
| for (i = 0; i < hdtr->numheaders; i++) { |
| sendlen += hdtr->headers[i].iov_len; |
| } |
| rv = writev_it_all(c->client_socket, hdtr->headers, hdtr->numheaders, |
| sendlen, &bytes_sent); |
| if (rv == APR_SUCCESS) |
| *nbytes += bytes_sent; /* track total bytes sent */ |
| } |
| |
| /* Seek the file to 'offset' */ |
| if (offset != 0 && rv == APR_SUCCESS) { |
| rv = apr_file_seek(fd, APR_SET, &offset); |
| } |
| |
| /* Send the file, making sure to handle partial writes */ |
| togo = length; |
| while (rv == APR_SUCCESS && togo) { |
| sendlen = togo > sizeof(buffer) ? sizeof(buffer) : togo; |
| o = 0; |
| rv = apr_file_read(fd, buffer, &sendlen); |
| while (rv == APR_SUCCESS && sendlen) { |
| bytes_sent = sendlen; |
| rv = apr_send(c->client_socket, &buffer[o], &bytes_sent); |
| if (rv == APR_SUCCESS) { |
| sendlen -= bytes_sent; /* sendlen != bytes_sent ==> partial write */ |
| o += bytes_sent; /* o is where we are in the buffer */ |
| *nbytes += bytes_sent; |
| togo -= bytes_sent; /* track how much of the file we've sent */ |
| } |
| } |
| } |
| |
| /* Send the trailers |
| * XXX: optimization... if it will fit, send this on the last send in the |
| * loop above |
| */ |
| sendlen = 0; |
| if ( rv == APR_SUCCESS && hdtr && hdtr->numtrailers > 0 ) { |
| for (i = 0; i < hdtr->numtrailers; i++) { |
| sendlen += hdtr->trailers[i].iov_len; |
| } |
| rv = writev_it_all(c->client_socket, hdtr->trailers, hdtr->numtrailers, |
| sendlen, &bytes_sent); |
| if (rv == APR_SUCCESS) |
| *nbytes += bytes_sent; |
| } |
| |
| return rv; |
| } |
| |
| /* Note --- ErrorDocument will now work from .htaccess files. |
| * The AllowOverride of Fileinfo allows webmasters to turn it off |
| */ |
| |
| static const command_rec core_cmds[] = { |
| |
| /* Old access config file commands */ |
| |
| AP_INIT_RAW_ARGS("<Directory", dirsection, NULL, RSRC_CONF, |
| "Container for directives affecting resources located in the specified " |
| "directories"), |
| AP_INIT_RAW_ARGS("<Location", urlsection, NULL, RSRC_CONF, |
| "Container for directives affecting resources accessed through the " |
| "specified URL paths"), |
| AP_INIT_RAW_ARGS("<VirtualHost", virtualhost_section, NULL, RSRC_CONF, |
| "Container to map directives to a particular virtual host, takes one or " |
| "more host addresses"), |
| AP_INIT_RAW_ARGS("<Files", filesection, NULL, OR_ALL, |
| "Container for directives affecting files matching specified patterns"), |
| AP_INIT_RAW_ARGS("<Limit", ap_limit_section, NULL, OR_ALL, |
| "Container for authentication directives when accessed using specified HTTP " |
| "methods"), |
| AP_INIT_RAW_ARGS("<LimitExcept", ap_limit_section, (void*)1, OR_ALL, |
| "Container for authentication directives to be applied when any HTTP " |
| "method other than those specified is used to access the resource"), |
| AP_INIT_TAKE1("<IfModule", start_ifmod, NULL, EXEC_ON_READ | OR_ALL, |
| "Container for directives based on existance of specified modules"), |
| AP_INIT_TAKE1("<IfDefine", start_ifdefine, NULL, EXEC_ON_READ | OR_ALL, |
| "Container for directives based on existance of command line defines"), |
| AP_INIT_RAW_ARGS("<DirectoryMatch", dirsection, (void*)1, RSRC_CONF, |
| "Container for directives affecting resources located in the " |
| "specified directories"), |
| AP_INIT_RAW_ARGS("<LocationMatch", urlsection, (void*)1, RSRC_CONF, |
| "Container for directives affecting resources accessed through the " |
| "specified URL paths"), |
| AP_INIT_RAW_ARGS("<FilesMatch", filesection, (void*)1, OR_ALL, |
| "Container for directives affecting files matching specified patterns"), |
| AP_INIT_TAKE1("AuthType", ap_set_string_slot, |
| (void*)XtOffsetOf(core_dir_config, ap_auth_type), OR_AUTHCFG, |
| "An HTTP authorization type (e.g., \"Basic\")"), |
| AP_INIT_TAKE1("AuthName", set_authname, NULL, OR_AUTHCFG, |
| "The authentication realm (e.g. \"Members Only\")"), |
| AP_INIT_RAW_ARGS("Require", require, NULL, OR_AUTHCFG, |
| "Selects which authenticated users or groups may access a protected space"), |
| AP_INIT_TAKE1("Satisfy", satisfy, NULL, OR_AUTHCFG, |
| "access policy if both allow and require used ('all' or 'any')"), |
| #ifdef GPROF |
| AP_INIT_TAKE1("GprofDir", set_gprof_dir, NULL, RSRC_CONF, |
| "Directory to plop gmon.out files"), |
| #endif |
| AP_INIT_TAKE1("AddDefaultCharset", set_add_default_charset, NULL, OR_FILEINFO, |
| "The name of the default charset to add to any Content-Type without one or 'Off' to disable"), |
| |
| /* Old resource config file commands */ |
| |
| AP_INIT_RAW_ARGS("AccessFileName", set_access_name, NULL, RSRC_CONF, |
| "Name(s) of per-directory config files (default: .htaccess)"), |
| AP_INIT_TAKE1("DocumentRoot", set_document_root, NULL, RSRC_CONF, |
| "Root directory of the document tree"), |
| AP_INIT_TAKE2("ErrorDocument", set_error_document, NULL, OR_FILEINFO, |
| "Change responses for HTTP errors"), |
| AP_INIT_RAW_ARGS("AllowOverride", set_override, NULL, ACCESS_CONF, |
| "Controls what groups of directives can be configured by per-directory " |
| "config files"), |
| AP_INIT_RAW_ARGS("Options", set_options, NULL, OR_OPTIONS, |
| "Set a number of attributes for a given directory"), |
| AP_INIT_TAKE1("DefaultType", ap_set_string_slot, |
| (void*)XtOffsetOf (core_dir_config, ap_default_type), |
| OR_FILEINFO, "the default MIME type for untypable files"), |
| |
| /* Old server config file commands */ |
| |
| AP_INIT_TAKE1("Port", server_port, NULL, RSRC_CONF, "A TCP port number"), |
| AP_INIT_TAKE1("HostnameLookups", set_hostname_lookups, NULL, |
| ACCESS_CONF|RSRC_CONF, |
| "\"on\" to enable, \"off\" to disable reverse DNS lookups, or \"double\" to " |
| "enable double-reverse DNS lookups"), |
| AP_INIT_TAKE1("ServerAdmin", set_server_string_slot, |
| (void *)XtOffsetOf (server_rec, server_admin), RSRC_CONF, |
| "The email address of the server administrator"), |
| AP_INIT_TAKE1("ServerName", set_server_string_slot, |
| (void *)XtOffsetOf (server_rec, server_hostname), RSRC_CONF, |
| "The hostname of the server"), |
| AP_INIT_TAKE1("ServerSignature", set_signature_flag, NULL, OR_ALL, |
| "En-/disable server signature (on|off|email)"), |
| AP_INIT_TAKE1("ServerRoot", set_server_root, NULL, RSRC_CONF, |
| "Common directory of server-related files (logs, confs, etc.)"), |
| AP_INIT_TAKE1("ErrorLog", set_server_string_slot, |
| (void *)XtOffsetOf (server_rec, error_fname), RSRC_CONF, |
| "The filename of the error log"), |
| AP_INIT_RAW_ARGS("ServerAlias", set_server_alias, NULL, RSRC_CONF, |
| "A name or names alternately used to access the server"), |
| AP_INIT_TAKE1("ServerPath", set_serverpath, NULL, RSRC_CONF, |
| "The pathname the server can be reached at"), |
| AP_INIT_TAKE1("Timeout", set_timeout, NULL, RSRC_CONF, |
| "Timeout duration (sec)"), |
| AP_INIT_FLAG("IdentityCheck", set_idcheck, NULL, RSRC_CONF|ACCESS_CONF, |
| "Enable identd (RFC 1413) user lookups - SLOW"), |
| AP_INIT_FLAG("ContentDigest", set_content_md5, NULL, OR_OPTIONS, |
| "whether or not to send a Content-MD5 header with each request"), |
| AP_INIT_TAKE1("UseCanonicalName", set_use_canonical_name, NULL, |
| RSRC_CONF|ACCESS_CONF, |
| "How to work out the ServerName : Port when constructing URLs"), |
| /* TODO: RlimitFoo should all be part of mod_cgi, not in the core */ |
| /* TODO: ListenBacklog in MPM */ |
| AP_INIT_TAKE1("Include", include_config, NULL, |
| (RSRC_CONF | ACCESS_CONF | EXEC_ON_READ), |
| "Name of the config file to be included"), |
| AP_INIT_TAKE1("LogLevel", set_loglevel, NULL, RSRC_CONF, |
| "Level of verbosity in error logging"), |
| AP_INIT_TAKE1("NameVirtualHost", ap_set_name_virtual_host, NULL, RSRC_CONF, |
| "A numeric IP address:port, or the name of a host"), |
| #ifdef _OSD_POSIX |
| AP_INIT_TAKE1("BS2000Account", set_bs2000_account, NULL, RSRC_CONF, |
| "Name of server User's bs2000 logon account name"), |
| #endif |
| #ifdef WIN32 |
| AP_INIT_TAKE1("ScriptInterpreterSource", set_interpreter_source, NULL, |
| OR_FILEINFO, |
| "Where to find interpreter to run Win32 scripts (Registry or script shebang line)"), |
| #endif |
| AP_INIT_TAKE1("ServerTokens", set_serv_tokens, NULL, RSRC_CONF, |
| "Determine tokens displayed in the Server: header - Min(imal), OS or Full"), |
| AP_INIT_TAKE1("LimitRequestLine", set_limit_req_line, NULL, RSRC_CONF, |
| "Limit on maximum size of an HTTP request line"), |
| AP_INIT_TAKE1("LimitRequestFieldsize", set_limit_req_fieldsize, NULL, |
| RSRC_CONF, |
| "Limit on maximum size of an HTTP request header field"), |
| AP_INIT_TAKE1("LimitRequestFields", set_limit_req_fields, NULL, RSRC_CONF, |
| "Limit (0 = unlimited) on max number of header fields in a request message"), |
| AP_INIT_TAKE1("LimitRequestBody", set_limit_req_body, |
| (void*)XtOffsetOf(core_dir_config, limit_req_body), OR_ALL, |
| "Limit (in bytes) on maximum size of request message body"), |
| AP_INIT_TAKE1("LimitXMLRequestBody", set_limit_xml_req_body, NULL, OR_ALL, |
| "Limit (in bytes) on maximum size of an XML-based request " |
| "body"), |
| |
| /* System Resource Controls */ |
| #ifdef RLIMIT_CPU |
| AP_INIT_TAKE12("RLimitCPU", set_limit_cpu, |
| (void*)XtOffsetOf(core_dir_config, limit_cpu), |
| OR_ALL, "Soft/hard limits for max CPU usage in seconds"), |
| #else |
| AP_INIT_TAKE12("RLimitCPU", no_set_limit, NULL, |
| OR_ALL, "Soft/hard limits for max CPU usage in seconds"), |
| #endif |
| #if defined (RLIMIT_DATA) || defined (RLIMIT_VMEM) || defined (RLIMIT_AS) |
| AP_INIT_TAKE12("RLimitMEM", set_limit_mem, |
| (void*)XtOffsetOf(core_dir_config, limit_mem), |
| OR_ALL, "Soft/hard limits for max memory usage per process"), |
| #else |
| AP_INIT_TAKE12("RLimitMEM", no_set_limit, NULL, |
| OR_ALL, "Soft/hard limits for max memory usage per process"), |
| #endif |
| #ifdef RLIMIT_NPROC |
| AP_INIT_TAKE12("RLimitNPROC", set_limit_nproc, |
| (void*)XtOffsetOf(core_dir_config, limit_nproc), |
| OR_ALL, "soft/hard limits for max number of processes per uid"), |
| #else |
| AP_INIT_TAKE12("RLimitNPROC", no_set_limit, NULL, |
| OR_ALL, "soft/hard limits for max number of processes per uid"), |
| #endif |
| /* XXX These should be allowable in .htaccess files, but currently it won't |
| * play well with the Options stuff. Until that is fixed, I would prefer |
| * to leave it just in the conf file. Other should feel free to disagree |
| * with me. Rbb. |
| */ |
| AP_INIT_ITERATE("SetOutputFilter", add_filter, NULL, ACCESS_CONF, |
| "filters to be run"), |
| AP_INIT_ITERATE("SetInputFilter", add_input_filter, NULL, ACCESS_CONF, |
| "filters to be run on the request body"), |
| { NULL } |
| }; |
| |
| /***************************************************************** |
| * |
| * Core handlers for various phases of server operation... |
| */ |
| |
| AP_DECLARE_NONSTD(int) ap_core_translate(request_rec *r) |
| { |
| void *sconf = r->server->module_config; |
| core_server_config *conf = ap_get_module_config(sconf, &core_module); |
| |
| if (r->proxyreq) { |
| return HTTP_FORBIDDEN; |
| } |
| if ((r->uri[0] != '/') && strcmp(r->uri, "*")) { |
| ap_log_rerror(APLOG_MARK, APLOG_NOERRNO|APLOG_ERR, 0, r, |
| "Invalid URI in request %s", r->the_request); |
| return HTTP_BAD_REQUEST; |
| } |
| |
| if (r->server->path |
| && !strncmp(r->uri, r->server->path, r->server->pathlen) |
| && (r->server->path[r->server->pathlen - 1] == '/' |
| || r->uri[r->server->pathlen] == '/' |
| || r->uri[r->server->pathlen] == '\0')) { |
| r->filename = apr_pstrcat(r->pool, conf->ap_document_root, |
| (r->uri + r->server->pathlen), NULL); |
| } |
| else { |
| /* |
| * Make sure that we do not mess up the translation by adding two |
| * /'s in a row. This happens under windows when the document |
| * root ends with a / |
| */ |
| if ((conf->ap_document_root[strlen(conf->ap_document_root)-1] == '/') |
| && (*(r->uri) == '/')) { |
| r->filename = apr_pstrcat(r->pool, conf->ap_document_root, r->uri+1, |
| NULL); |
| } |
| else { |
| r->filename = apr_pstrcat(r->pool, conf->ap_document_root, r->uri, |
| NULL); |
| } |
| } |
| |
| return OK; |
| } |
| |
| static int do_nothing(request_rec *r) { return OK; } |
| |
| static int default_handler(request_rec *r) |
| { |
| apr_bucket_brigade *bb; |
| apr_bucket *e; |
| core_dir_config *d; |
| int errstatus; |
| apr_file_t *fd = NULL; |
| apr_status_t status; |
| /* XXX if/when somebody writes a content-md5 filter we either need to |
| * remove this support or coordinate when to use the filter vs. |
| * when to use this code |
| * The current choice of when to compute the md5 here matches the 1.3 |
| * support fairly closely (unlike 1.3, we don't handle computing md5 |
| * when the charset is translated). |
| */ |
| int bld_content_md5; |
| |
| /* |
| * The old way of doing handlers meant that this handler would |
| * match literally anything - this way will require handler to |
| * have a / in the middle, which probably captures the original |
| * intent, but may cause problems at first - Ben 7th Jan 01 |
| */ |
| if(strcmp(r->handler,"default-handler") |
| && ap_strcmp_match(r->handler,"*/*")) |
| return DECLINED; |
| |
| d = (core_dir_config *)ap_get_module_config(r->per_dir_config, |
| &core_module); |
| bld_content_md5 = (d->content_md5 & 1) |
| && r->output_filters->frec->ftype != AP_FTYPE_CONTENT; |
| |
| ap_allow_methods(r, MERGE_ALLOW, "GET", "OPTIONS", "POST", NULL); |
| |
| if ((errstatus = ap_discard_request_body(r)) != OK) { |
| return errstatus; |
| } |
| |
| if (r->method_number == M_INVALID) { |
| ap_log_rerror(APLOG_MARK, APLOG_NOERRNO|APLOG_ERR, 0, r, |
| "Invalid method in request %s", r->the_request); |
| return HTTP_NOT_IMPLEMENTED; |
| } |
| if (r->method_number == M_OPTIONS) { |
| return ap_send_http_options(r); |
| } |
| if (r->method_number == M_PUT) { |
| return HTTP_METHOD_NOT_ALLOWED; |
| } |
| if (r->finfo.filetype == 0 || (r->path_info && *r->path_info)) { |
| ap_log_rerror(APLOG_MARK, APLOG_ERR|APLOG_NOERRNO, 0, r, |
| "File does not exist: %s",r->path_info ? |
| apr_pstrcat(r->pool, r->filename, r->path_info, NULL) |
| : r->filename); |
| return HTTP_NOT_FOUND; |
| } |
| |
| if (r->method_number != M_GET && r->method_number != M_POST) { |
| return HTTP_METHOD_NOT_ALLOWED; |
| } |
| |
| if ((status = apr_file_open(&fd, r->filename, APR_READ | APR_BINARY, 0, r->connection->pool)) != APR_SUCCESS) { |
| ap_log_rerror(APLOG_MARK, APLOG_ERR, status, r, |
| "file permissions deny server access: %s", r->filename); |
| return HTTP_FORBIDDEN; |
| } |
| ap_update_mtime(r, r->finfo.mtime); |
| ap_set_last_modified(r); |
| ap_set_etag(r); |
| apr_table_setn(r->headers_out, "Accept-Ranges", "bytes"); |
| ap_set_content_length(r, r->finfo.size); |
| if ((errstatus = ap_meets_conditions(r)) != OK) { |
| apr_file_close(fd); |
| return errstatus; |
| } |
| |
| if (bld_content_md5) { |
| apr_table_setn(r->headers_out, "Content-MD5", |
| ap_md5digest(r->pool, fd)); |
| } |
| |
| bb = apr_brigade_create(r->pool); |
| e = apr_bucket_file_create(fd, 0, r->finfo.size); |
| |
| APR_BRIGADE_INSERT_HEAD(bb, e); |
| e = apr_bucket_eos_create(); |
| APR_BRIGADE_INSERT_TAIL(bb, e); |
| |
| return ap_pass_brigade(r->output_filters, bb); |
| } |
| |
| static int core_input_filter(ap_filter_t *f, apr_bucket_brigade *b, ap_input_mode_t mode) |
| { |
| apr_bucket *e; |
| |
| if (!f->ctx) { /* If we haven't passed up the socket yet... */ |
| f->ctx = (void *)1; |
| e = apr_bucket_socket_create(f->c->client_socket); |
| APR_BRIGADE_INSERT_TAIL(b, e); |
| return APR_SUCCESS; |
| } |
| else { |
| /* Either some code lost track of the socket |
| * bucket or we already found out that the |
| * client closed. |
| */ |
| return APR_EOF; |
| } |
| } |
| |
| /* Default filter. This filter should almost always be used. Its only job |
| * is to send the headers if they haven't already been sent, and then send |
| * the actual data. |
| */ |
| typedef struct CORE_OUTPUT_FILTER_CTX { |
| apr_bucket_brigade *b; |
| } core_output_filter_ctx_t; |
| |
| #define MAX_IOVEC_TO_WRITE 16 |
| |
| static apr_status_t core_output_filter(ap_filter_t *f, apr_bucket_brigade *b) |
| { |
| apr_status_t rv; |
| conn_rec *c = f->c; |
| core_output_filter_ctx_t *ctx = f->ctx; |
| |
| if (ctx == NULL) { |
| f->ctx = ctx = apr_pcalloc(c->pool, sizeof(core_output_filter_ctx_t)); |
| } |
| |
| /* If we have a saved brigade, concatenate the new brigade to it */ |
| if (ctx->b) { |
| APR_BRIGADE_CONCAT(ctx->b, b); |
| b = ctx->b; |
| ctx->b = NULL; |
| } |
| |
| /* Perform multiple passes over the brigade, sending batches of output |
| to the connection. */ |
| while (b) { |
| apr_size_t nbytes = 0; |
| apr_bucket *e; |
| |
| /* tail of brigade if we need another pass */ |
| apr_bucket_brigade *more = NULL; |
| |
| /* one group of iovecs per pass over the brigade */ |
| apr_size_t nvec = 0; |
| apr_size_t nvec_trailers = 0; |
| struct iovec vec[MAX_IOVEC_TO_WRITE]; |
| struct iovec vec_trailers[MAX_IOVEC_TO_WRITE]; |
| |
| /* one file per pass over the brigade */ |
| apr_file_t *fd = NULL; |
| apr_size_t flen = 0; |
| apr_off_t foffset = 0; |
| |
| /* Iterate over the brigade: collect iovecs and/or a file */ |
| APR_BRIGADE_FOREACH(e, b) { |
| if (APR_BUCKET_IS_EOS(e) || APR_BUCKET_IS_FLUSH(e)) { |
| break; |
| } |
| /* It doesn't make any sense to use sendfile for a file bucket |
| * that represents 10 bytes. |
| */ |
| else if (APR_BUCKET_IS_FILE(e) |
| && (e->length >= AP_MIN_SENDFILE_BYTES)) { |
| apr_bucket_file *a = e->data; |
| |
| /* We can't handle more than one file bucket at a time |
| * so we split here and send the file we have already |
| * found. |
| */ |
| if (fd) { |
| more = apr_brigade_split(b, e); |
| break; |
| } |
| |
| fd = a->fd; |
| flen = e->length; |
| foffset = e->start; |
| } |
| else { |
| const char *str; |
| apr_size_t n; |
| |
| rv = apr_bucket_read(e, &str, &n, APR_BLOCK_READ); |
| if (n) { |
| nbytes += n; |
| if (!fd) { |
| vec[nvec].iov_base = (char*) str; |
| vec[nvec].iov_len = n; |
| nvec++; |
| } |
| else { |
| /* The bucket is a trailer to a file bucket */ |
| vec_trailers[nvec_trailers].iov_base = (char*) str; |
| vec_trailers[nvec_trailers].iov_len = n; |
| nvec_trailers++; |
| } |
| } |
| } |
| |
| if ((nvec == MAX_IOVEC_TO_WRITE) || |
| (nvec_trailers == MAX_IOVEC_TO_WRITE)) { |
| /* Split the brigade and break */ |
| if (APR_BUCKET_NEXT(e) != APR_BRIGADE_SENTINEL(b)) { |
| more = apr_brigade_split(b, APR_BUCKET_NEXT(e)); |
| } |
| break; |
| } |
| } |
| |
| /* Completed iterating over the brigades, now determine if we want |
| * to buffer the brigade or send the brigade out on the network. |
| * |
| * Save if: |
| * |
| * 1) we didn't see a file, we don't have more passes over the |
| * brigade to perform, we haven't accumulated enough bytes to |
| * send, AND we didn't stop at a FLUSH bucket. |
| * (IOW, we will save away plain old bytes) |
| * or |
| * 2) we hit the EOS and have a keep-alive connection |
| * (IOW, this response is a bit more complex, but we save it |
| * with the hope of concatenating with another response) |
| */ |
| if ((!fd && !more && |
| (nbytes < AP_MIN_BYTES_TO_WRITE) && !APR_BUCKET_IS_FLUSH(e)) |
| || (APR_BUCKET_IS_EOS(e) && c->keepalive)) { |
| |
| /* NEVER save an EOS in here. If we are saving a brigade with |
| * an EOS bucket, then we are doing keepalive connections, and |
| * we want to process to second request fully. |
| */ |
| if (APR_BUCKET_IS_EOS(e)) { |
| apr_bucket_delete(e); |
| } |
| ap_save_brigade(f, &ctx->b, &b); |
| return APR_SUCCESS; |
| } |
| |
| if (fd) { |
| apr_hdtr_t hdtr; |
| #if APR_HAS_SENDFILE |
| apr_int32_t flags = 0; |
| #endif |
| |
| memset(&hdtr, '\0', sizeof(hdtr)); |
| if (nvec) { |
| hdtr.numheaders = nvec; |
| hdtr.headers = vec; |
| } |
| if (nvec_trailers) { |
| hdtr.numtrailers = nvec_trailers; |
| hdtr.trailers = vec_trailers; |
| } |
| #if APR_HAS_SENDFILE |
| if (!c->keepalive) { |
| /* Prepare the socket to be reused */ |
| flags |= APR_SENDFILE_DISCONNECT_SOCKET; |
| } |
| rv = sendfile_it_all(c, /* the connection */ |
| fd, /* the file to send */ |
| &hdtr, /* header and trailer iovecs */ |
| foffset, /* offset in the file to begin |
| sending from */ |
| flen, /* length of file */ |
| nbytes + flen, /* total length including |
| headers */ |
| flags); /* apr_sendfile flags */ |
| |
| /* If apr_sendfile() returns APR_ENOTIMPL, call send_the_file() |
| * to loop on apr_file_read/apr_send to send the file. Our Windows |
| * binary distributions (which work on Windows 9x/NT) are |
| * compiled on Windows NT. TransmitFile is not available on |
| * Windows 95/98 and we discover this at runtime when |
| * apr_sendfile() returns APR_ENOTIMPL. Having apr_sendfile() |
| * return APR_ENOTIMPL seems the cleanest way to handle this |
| * case. |
| */ |
| if (rv == APR_ENOTIMPL) |
| #endif |
| { |
| apr_size_t unused_bytes_sent; |
| |
| rv = send_the_file(c, fd, &hdtr, foffset, flen, |
| &unused_bytes_sent); |
| } |
| fd = NULL; |
| } |
| else { |
| apr_size_t unused_bytes_sent; |
| |
| rv = writev_it_all(c->client_socket, |
| vec, nvec, |
| nbytes, &unused_bytes_sent); |
| } |
| |
| apr_brigade_destroy(b); |
| if (rv != APR_SUCCESS) { |
| /* XXX: log the error */ |
| if (more) |
| apr_brigade_destroy(more); |
| return rv; |
| } |
| |
| b = more; |
| more = NULL; |
| } /* end while () */ |
| |
| return APR_SUCCESS; |
| } |
| |
| static void core_post_config(apr_pool_t *pconf, apr_pool_t *plog, apr_pool_t *ptemp, server_rec *s) |
| { |
| ap_set_version(pconf); |
| } |
| |
| static void core_open_logs(apr_pool_t *pconf, apr_pool_t *plog, apr_pool_t *ptemp, server_rec *s) |
| { |
| ap_open_logs(s, pconf); |
| } |
| |
| static void core_insert_filter(request_rec *r) |
| { |
| int i; |
| core_dir_config *conf = (core_dir_config *) |
| ap_get_module_config(r->per_dir_config, |
| &core_module); |
| char **items = (char **)conf->output_filters->elts; |
| |
| for (i = 0; i < conf->output_filters->nelts; i++) { |
| char *foobar = items[i]; |
| ap_add_output_filter(foobar, NULL, r, r->connection); |
| } |
| |
| items = (char **)conf->input_filters->elts; |
| for (i = 0; i < conf->input_filters->nelts; i++) { |
| char *foobar = items[i]; |
| ap_add_input_filter(foobar, NULL, r, r->connection); |
| } |
| } |
| |
| static void register_hooks(apr_pool_t *p) |
| { |
| ap_hook_post_config(core_post_config,NULL,NULL,APR_HOOK_REALLY_FIRST); |
| ap_hook_translate_name(ap_core_translate,NULL,NULL,APR_HOOK_REALLY_LAST); |
| ap_hook_open_logs(core_open_logs,NULL,NULL,APR_HOOK_MIDDLE); |
| ap_hook_handler(default_handler,NULL,NULL,APR_HOOK_REALLY_LAST); |
| /* FIXME: I suspect we can eliminate the need for these - Ben */ |
| ap_hook_type_checker(do_nothing,NULL,NULL,APR_HOOK_REALLY_LAST); |
| ap_hook_access_checker(do_nothing,NULL,NULL,APR_HOOK_REALLY_LAST); |
| |
| /* register the core's insert_filter hook and register core-provided |
| * filters |
| */ |
| ap_hook_insert_filter(core_insert_filter, NULL, NULL, APR_HOOK_MIDDLE); |
| |
| ap_register_input_filter("CORE_IN", core_input_filter, AP_FTYPE_NETWORK); |
| ap_register_output_filter("CONTENT_LENGTH", ap_content_length_filter, |
| AP_FTYPE_HTTP_HEADER); |
| ap_register_output_filter("BYTERANGE", ap_byterange_filter, |
| AP_FTYPE_HTTP_HEADER); |
| ap_register_output_filter("CORE", core_output_filter, AP_FTYPE_NETWORK); |
| ap_register_output_filter("SUBREQ_CORE", ap_sub_req_output_filter, |
| AP_FTYPE_CONTENT); |
| ap_register_output_filter("OLD_WRITE", ap_old_write_filter, |
| AP_FTYPE_CONTENT - 1); |
| } |
| |
| AP_DECLARE_DATA module core_module = { |
| STANDARD20_MODULE_STUFF, |
| create_core_dir_config, /* create per-directory config structure */ |
| merge_core_dir_configs, /* merge per-directory config structures */ |
| create_core_server_config, /* create per-server config structure */ |
| merge_core_server_configs, /* merge per-server config structures */ |
| core_cmds, /* command apr_table_t */ |
| register_hooks /* register hooks */ |
| }; |