httpd.h revision a18775c154178d6c07aed84bd54ac16f59f89bc9
2d2eda71267231c2526be701fe655db125852c1ffielding/* ====================================================================
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * The Apache Software License, Version 1.1
b99dbaab171d91e1b664397cc40e039d0c087c65fielding * Copyright (c) 2000-2001 The Apache Software Foundation. All rights
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * reserved.
2d2eda71267231c2526be701fe655db125852c1ffielding * Redistribution and use in source and binary forms, with or without
2d2eda71267231c2526be701fe655db125852c1ffielding * modification, are permitted provided that the following conditions
2d2eda71267231c2526be701fe655db125852c1ffielding * 1. Redistributions of source code must retain the above copyright
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * notice, this list of conditions and the following disclaimer.
2d2eda71267231c2526be701fe655db125852c1ffielding * 2. Redistributions in binary form must reproduce the above copyright
2d2eda71267231c2526be701fe655db125852c1ffielding * notice, this list of conditions and the following disclaimer in
2d2eda71267231c2526be701fe655db125852c1ffielding * the documentation and/or other materials provided with the
2d2eda71267231c2526be701fe655db125852c1ffielding * distribution.
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * 3. The end-user documentation included with the redistribution,
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * if any, must include the following acknowledgment:
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * "This product includes software developed by the
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * Apache Software Foundation (http://www.apache.org/)."
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * Alternately, this acknowledgment may appear in the software itself,
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * if and wherever such third-party acknowledgments normally appear.
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * 4. The names "Apache" and "Apache Software Foundation" must
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * not be used to endorse or promote products derived from this
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * software without prior written permission. For written
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * permission, please contact apache@apache.org.
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * 5. Products derived from this software may not be called "Apache",
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * nor may "Apache" appear in their name, without prior written
64185f9824e42f21ca7b9ae6c004484215c031a7rbb * permission of the Apache Software Foundation.
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
2d2eda71267231c2526be701fe655db125852c1ffielding * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * SUCH DAMAGE.
2d2eda71267231c2526be701fe655db125852c1ffielding * ====================================================================
2d2eda71267231c2526be701fe655db125852c1ffielding * This software consists of voluntary contributions made by many
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * individuals on behalf of the Apache Software Foundation. For more
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * information on the Apache Software Foundation, please see
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * Portions of this software are based upon public domain software
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * originally written at the National Center for Supercomputing Applications,
f062ed7bd262a37a909dd77ce5fc23b446818823fielding * University of Illinois, Urbana-Champaign.
0432a26b69eedfb9ca5f34fba590236378a24851ben * @brief HTTP Daemon routines
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb/* XXX - We need to push more stuff to other .h files, or even .c files, to
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb * make this file smaller
2d2eda71267231c2526be701fe655db125852c1ffielding/* Headers in which EVERYONE has an interest... */
7c7372abe2484e7fcf81937b93496d1246e5b816gstein/* Note: util_uri.h is also included, see below */
7c7372abe2484e7fcf81937b93496d1246e5b816gsteinextern "C" {
2d2eda71267231c2526be701fe655db125852c1ffielding/* ----------------------------- config dir ------------------------------ */
2d2eda71267231c2526be701fe655db125852c1ffielding/* Define this to be the default server home dir. Most things later in this
2d2eda71267231c2526be701fe655db125852c1ffielding * file with a relative pathname will have this added.
2d2eda71267231c2526be701fe655db125852c1ffielding/* Set default for OS/2 file system */
2d2eda71267231c2526be701fe655db125852c1ffielding/* Set default for Windows file system */
2e123e8beedc9f921448c113e2d6823a92fd5261fielding/* Set the default for BeOS */
2d2eda71267231c2526be701fe655db125852c1ffielding#endif /* HTTPD_ROOT */
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb * --------- You shouldn't have to edit anything below this line ----------
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb * Any modifications to any defaults not defined above should be done in the
72a4ef8eac1adef882246c5bfb9b8bbd82d613c4coar * respective configuration file.
2d2eda71267231c2526be701fe655db125852c1ffielding/* Default location of documents. Can be overridden by the DocumentRoot
2d2eda71267231c2526be701fe655db125852c1ffielding * directive.
2d2eda71267231c2526be701fe655db125852c1ffielding/* Set default for OS/2 file system */
2d2eda71267231c2526be701fe655db125852c1ffielding#endif /* DOCUMENT_LOCATION */
57edbe3cb9356a0b599c7b07f3aae0e721ee57e2coar/* Maximum number of dynamically loaded modules */
2d2eda71267231c2526be701fe655db125852c1ffielding/* Default administrator's address */
2d2eda71267231c2526be701fe655db125852c1ffielding/* The name of the log files */
2d2eda71267231c2526be701fe655db125852c1ffielding#endif /* DEFAULT_ERRORLOG */
2d2eda71267231c2526be701fe655db125852c1ffielding/* Define this to be what your per-directory security files are called */
2d2eda71267231c2526be701fe655db125852c1ffielding/* Set default for OS/2 file system */
2d2eda71267231c2526be701fe655db125852c1ffielding#endif /* DEFAULT_ACCESS_FNAME */
2d2eda71267231c2526be701fe655db125852c1ffielding/* The name of the server config file */
2d2eda71267231c2526be701fe655db125852c1ffielding/* Whether we should enable rfc1413 identity checking */
2d2eda71267231c2526be701fe655db125852c1ffielding/* The default path for CGI scripts if none is currently set */
2d2eda71267231c2526be701fe655db125852c1ffielding#define DEFAULT_PATH "/bin:/usr/bin:/usr/ucb:/usr/bsd:/usr/local/bin"
2d2eda71267231c2526be701fe655db125852c1ffielding/* The path to the suExec wrapper, can be overridden in Configuration */
2d2eda71267231c2526be701fe655db125852c1ffielding/* The timeout for waiting for messages */
2d2eda71267231c2526be701fe655db125852c1ffielding/* The timeout for waiting for keepalive timeout until next request */
2d2eda71267231c2526be701fe655db125852c1ffielding/* The number of requests to entertain per connection */
2d2eda71267231c2526be701fe655db125852c1ffielding/* Limits on the size of various request items. These limits primarily
2d2eda71267231c2526be701fe655db125852c1ffielding * exist to prevent simple denial-of-service attacks on a server based
2d2eda71267231c2526be701fe655db125852c1ffielding * on misuse of the protocol. The recommended values will depend on the
2d2eda71267231c2526be701fe655db125852c1ffielding * nature of the server resources -- CGI scripts and database backends
2d2eda71267231c2526be701fe655db125852c1ffielding * might require large values, but most servers could get by with much
2d2eda71267231c2526be701fe655db125852c1ffielding * smaller limits than we use below. The request message body size can
2d2eda71267231c2526be701fe655db125852c1ffielding * be limited by the per-dir config directive LimitRequestBody.
2d2eda71267231c2526be701fe655db125852c1ffielding * Internal buffer sizes are two bytes more than the DEFAULT_LIMIT_REQUEST_LINE
2d2eda71267231c2526be701fe655db125852c1ffielding * and DEFAULT_LIMIT_REQUEST_FIELDSIZE below, which explains the 8190.
2d2eda71267231c2526be701fe655db125852c1ffielding * These two limits can be lowered (but not raised) by the server config
2d2eda71267231c2526be701fe655db125852c1ffielding * directives LimitRequestLine and LimitRequestFieldsize, respectively.
2d2eda71267231c2526be701fe655db125852c1ffielding * DEFAULT_LIMIT_REQUEST_FIELDS can be modified or disabled (set = 0) by
2d2eda71267231c2526be701fe655db125852c1ffielding * the server config directive LimitRequestFields.
2d2eda71267231c2526be701fe655db125852c1ffielding#endif /* default limit on bytes in Request-Line (Method+URI+HTTP-version) */
2d2eda71267231c2526be701fe655db125852c1ffielding#endif /* default limit on bytes in any one header field */
2d2eda71267231c2526be701fe655db125852c1ffielding#endif /* default limit on number of request header fields */
2efb935ae8fe12d5192a3bf2c52c28461b6c68afdgaudet * The default default character set name to add if AddDefaultCharset is
2efb935ae8fe12d5192a3bf2c52c28461b6c68afdgaudet * enabled. Overridden with AddDefaultCharsetName.
2efb935ae8fe12d5192a3bf2c52c28461b6c68afdgaudet#define DEFAULT_ADD_DEFAULT_CHARSET_NAME "iso-8859-1"
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb#endif /* CORE_PRIVATE */
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb/* ------------------ stuff that modules are allowed to look at ----------- */
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb/* Define this to be what your HTML directory content files are called */
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb/* Define this to be what type you'd like returned for files with unknown */
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb/* suffixes. MUST be all lower case. */
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb/* The name of the MIME types file */
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb * Define the HTML doctype strings centrally.
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb#define DOCTYPE_HTML_2_0 "<!DOCTYPE HTML PUBLIC \"-//IETF//" \
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb "DTD HTML 2.0//EN\">\n"
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb#define DOCTYPE_HTML_3_2 "<!DOCTYPE HTML PUBLIC \"-//W3C//" \
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb "DTD HTML 3.2 Final//EN\">\n"
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb#define DOCTYPE_HTML_4_0S "<!DOCTYPE HTML PUBLIC \"-//W3C//" \
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb "DTD HTML 4.0//EN\"\n" \
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb#define DOCTYPE_HTML_4_0T "<!DOCTYPE HTML PUBLIC \"-//W3C//" \
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb "DTD HTML 4.0 Transitional//EN\"\n" \
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb#define DOCTYPE_HTML_4_0F "<!DOCTYPE HTML PUBLIC \"-//W3C//" \
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb "DTD HTML 4.0 Frameset//EN\"\n" \
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb/* -- Internal representation for a HTTP protocol number, e.g., HTTP/1.1 -- */
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb/* -------------- Port number for server running standalone --------------- */
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Check whether @a port is the default port for the request @a r.
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param port The port number
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param r The request
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @see #ap_default_port
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb#define ap_is_default_port(port,r) ((port) == ap_default_port(r))
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Get the default port for a request (which depends on the scheme).
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param r The request
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Get the scheme for a request.
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param r The request
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @bug This should be called ap_http_scheme!
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb/* The default string lengths */
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb/* The size of the server's internal read-write buffers */
c8aa00ee0cfc17b5fa08fb8a2b08d30dc9e4f1b1wrowe/* APR_HAS_LARGE_FILES introduces the problem of spliting sendfile into
c8aa00ee0cfc17b5fa08fb8a2b08d30dc9e4f1b1wrowe * mutiple buckets, no greater than MAX(apr_size_t), and more granular
c8aa00ee0cfc17b5fa08fb8a2b08d30dc9e4f1b1wrowe * than that in case the brigade code/filters attempt to read it directly.
c8aa00ee0cfc17b5fa08fb8a2b08d30dc9e4f1b1wrowe * ### 4mb is an invention, no idea if it is reasonable.
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb * Special Apache error codes. These are basically used
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb * in http_main.c so we can keep track of various errors.
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb * APEXIT_OK:
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb * A normal exit
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb * APEXIT_INIT:
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb * A fatal error arising during the server's init sequence
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb * APEXIT_CHILDINIT:
b29f87f4b6c6886a04dccc296177a7033f70dfedtrawick * The child died during its init sequence
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb * APEXIT_CHILDFATAL:
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb * A fatal error, resulting in the whole server aborting.
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb * If a child exits with this error, the parent process
b0f20a4a26bcfa85724b1c2e5ec6a077f12ef44crbb * considers this a server-wide fatal error and aborts.
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Stuff marked #AP_DECLARE is part of the API, and intended for use
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * by modules. Its purpose is to allow us to add attributes that
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * particular platforms or compilers require to every exported function.
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Stuff marked #AP_DECLARE_NONSTD is part of the API, and intended for
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * use by modules. The difference between #AP_DECLARE and
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * #AP_DECLARE_NONSTD is that the latter is required for any functions
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * which use varargs or are used via indirect function call. This
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * is to accomodate the two calling conventions in windows dlls.
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben/* modules should not used functions marked AP_CORE_DECLARE
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * or AP_CORE_DECLARE_NONSTD */
a520b923984f45daeaf0741d5c7e3de1f2d24509rbb * Get the server version string
a520b923984f45daeaf0741d5c7e3de1f2d24509rbb * @return The server version string
a520b923984f45daeaf0741d5c7e3de1f2d24509rbb * Add a component to the version string
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param pconf The pool to allocate the component from
a520b923984f45daeaf0741d5c7e3de1f2d24509rbb * @param component The string to add
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(void) ap_add_version_component(apr_pool_t *pconf, const char *component);
a520b923984f45daeaf0741d5c7e3de1f2d24509rbb * Get the date a time that the server was built
a520b923984f45daeaf0741d5c7e3de1f2d24509rbb * @return The server build time string
2d2eda71267231c2526be701fe655db125852c1ffielding#define DONE -2 /* Module has served the response completely
2d2eda71267231c2526be701fe655db125852c1ffielding * - it's safe to die() with no more output
2d2eda71267231c2526be701fe655db125852c1ffielding/* ----------------------- HTTP Status Codes ------------------------- */
2d2eda71267231c2526be701fe655db125852c1ffielding/* The size of the static array in http_protocol.c for storing
2d2eda71267231c2526be701fe655db125852c1ffielding * all of the potential response status-lines (a sparse table).
1ccd992d37d62c8cb2056126f2234f64ec189bfddougm * A future version should dynamically generate the apr_table_t at startup.
2d2eda71267231c2526be701fe655db125852c1ffielding#define ap_is_HTTP_INFO(x) (((x) >= 100)&&((x) < 200))
2d2eda71267231c2526be701fe655db125852c1ffielding#define ap_is_HTTP_SUCCESS(x) (((x) >= 200)&&((x) < 300))
2d2eda71267231c2526be701fe655db125852c1ffielding#define ap_is_HTTP_REDIRECT(x) (((x) >= 300)&&((x) < 400))
2d2eda71267231c2526be701fe655db125852c1ffielding#define ap_is_HTTP_ERROR(x) (((x) >= 400)&&((x) < 600))
2d2eda71267231c2526be701fe655db125852c1ffielding#define ap_is_HTTP_CLIENT_ERROR(x) (((x) >= 400)&&((x) < 500))
2d2eda71267231c2526be701fe655db125852c1ffielding#define ap_is_HTTP_SERVER_ERROR(x) (((x) >= 500)&&((x) < 600))
2d2eda71267231c2526be701fe655db125852c1ffielding (((x) == HTTP_BAD_REQUEST) || \
2d2eda71267231c2526be701fe655db125852c1ffielding/* Methods recognized (but not necessarily handled) by the server.
2d2eda71267231c2526be701fe655db125852c1ffielding * These constants are used in bit shifting masks of size int, so it is
2d2eda71267231c2526be701fe655db125852c1ffielding * unsafe to have more methods than bits in an int. HEAD == M_GET.
763f7b125b6d3dd1e4992a3822005efa2616f983coar * This list must be tracked by the list in http_protocol.c in routine
763f7b125b6d3dd1e4992a3822005efa2616f983coar * ap_method_name_of().
62db15de4c1f335a64d45821796ae197cff94ef8rbb/* METHODS needs to be equal to the number of bits
62db15de4c1f335a64d45821796ae197cff94ef8rbb * we are using for limit masks.
48d2edbfb84e5559b5da0f8d614ccab805cc67a8rbb * The method mask bit to shift for anding with a bitmask.
91f0d8da77152d24e4bbb31ce199282b3fd6e3b2coar * Structure for handling HTTP methods. Methods known to the server are
91f0d8da77152d24e4bbb31ce199282b3fd6e3b2coar * accessed via a bitmask shortcut; extension methods are handled by
91f0d8da77152d24e4bbb31ce199282b3fd6e3b2coar * an array.
a520b923984f45daeaf0741d5c7e3de1f2d24509rbb /* The bitmask used for known methods */
62db15de4c1f335a64d45821796ae197cff94ef8rbb /* the array used for extension methods */
2d2eda71267231c2526be701fe655db125852c1ffielding#define INCLUDES_MAGIC_TYPE "text/x-server-parsed-html"
2d2eda71267231c2526be701fe655db125852c1ffielding#define INCLUDES_MAGIC_TYPE3 "text/x-server-parsed-html3"
54e94821097724bf413d2d4cc70711760f7494e1trawick/* Just in case your linefeed isn't the one the other end is expecting. */
db3fa7db7c7910f2f23c3e3ffe0cf9f41a1899b9trawick#else /* APR_CHARSET_EBCDIC */
54e94821097724bf413d2d4cc70711760f7494e1trawick/* For platforms using the EBCDIC charset, the transition ASCII->EBCDIC is done
54e94821097724bf413d2d4cc70711760f7494e1trawick * in the buff package (bread/bputs/bwrite). Everywhere else, we use
54e94821097724bf413d2d4cc70711760f7494e1trawick * "native EBCDIC" CR and NL characters. These are therefore
54e94821097724bf413d2d4cc70711760f7494e1trawick * defined as
54e94821097724bf413d2d4cc70711760f7494e1trawick * '\r' and '\n'.
db3fa7db7c7910f2f23c3e3ffe0cf9f41a1899b9trawick#endif /* APR_CHARSET_EBCDIC */
2d2eda71267231c2526be701fe655db125852c1ffielding/* Possible values for request_rec.read_body (set by handling module):
2d2eda71267231c2526be701fe655db125852c1ffielding * REQUEST_NO_BODY Send 413 error if message has any body
2d2eda71267231c2526be701fe655db125852c1ffielding * REQUEST_CHUNKED_ERROR Send 411 error if body without Content-Length
2d2eda71267231c2526be701fe655db125852c1ffielding * REQUEST_CHUNKED_DECHUNK If chunked, remove the chunks for me.
2d2eda71267231c2526be701fe655db125852c1ffielding/* Things which may vary per file-lookup WITHIN a request ---
2d2eda71267231c2526be701fe655db125852c1ffielding * e.g., state of MIME config. Basically, the name of an object, info
2d2eda71267231c2526be701fe655db125852c1ffielding * about the object, and any other info we may ahve which may need to
2d2eda71267231c2526be701fe655db125852c1ffielding * change as we go poking around looking for it (e.g., overridden by
2d2eda71267231c2526be701fe655db125852c1ffielding * .htaccess files).
2d2eda71267231c2526be701fe655db125852c1ffielding * Note how the default state of almost all these things is properly
2d2eda71267231c2526be701fe655db125852c1ffielding * zero, so that allocating it with pcalloc does the right thing without
2d2eda71267231c2526be701fe655db125852c1ffielding * a whole lot of hairy initialization... so long as we are willing to
2d2eda71267231c2526be701fe655db125852c1ffielding * make the (fairly) portable assumption that the bit pattern of a NULL
2d2eda71267231c2526be701fe655db125852c1ffielding * pointer is, in fact, zero.
952908500d5f99f35afc5ed510391b9bdc3833farbb * This represents the result of calling htaccess; these are cached for
2d2eda71267231c2526be701fe655db125852c1ffielding * each request.
952908500d5f99f35afc5ed510391b9bdc3833farbb /** the directory to which this applies */
952908500d5f99f35afc5ed510391b9bdc3833farbb const char *dir;
952908500d5f99f35afc5ed510391b9bdc3833farbb /** the overrides allowed for the .htaccess file */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** the configuration directives */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** the next one, or NULL if no more; N.B. never change this */
3887202241db08986e94b252fbd06a55e55d4b2dbhyde/* The following four types define a hierarchy of activities, so that
3887202241db08986e94b252fbd06a55e55d4b2dbhyde * given a request_rec r you can write r->connection->server->process
3887202241db08986e94b252fbd06a55e55d4b2dbhyde * to get to the process_rec. While this reduces substantially the
3887202241db08986e94b252fbd06a55e55d4b2dbhyde * number of arguments that various hooks require beware that in
3887202241db08986e94b252fbd06a55e55d4b2dbhyde * threaded versions of the server you must consider multiplexing
3887202241db08986e94b252fbd06a55e55d4b2dbhyde * issues. */
7c7372abe2484e7fcf81937b93496d1246e5b816gstein/* ### would be nice to not include this from httpd.h ... */
7c7372abe2484e7fcf81937b93496d1246e5b816gstein/* This comes after we have defined the request_rec type */
952908500d5f99f35afc5ed510391b9bdc3833farbb/** A structure that represents one process */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Global pool. Please try to cleared on _all_ exits */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** aka configuration pool, cleared on restarts */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** How many command line arguments were pass to the program */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The command line arguments */
50cf9b8da68bea71ce5a49b4cb4be3be516486bdgstein const char * const *argv;
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The program name used to execute the program */
3887202241db08986e94b252fbd06a55e55d4b2dbhyde const char *short_name;
952908500d5f99f35afc5ed510391b9bdc3833farbb/** A structure that represents the current request */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The pool associated with the request */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The connection over which this connection has been read */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The virtual host this request is for */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** If we wind up getting redirected, pointer to the request we
952908500d5f99f35afc5ed510391b9bdc3833farbb * redirected to. */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** If this is an internal redirect, pointer to where we redirected
952908500d5f99f35afc5ed510391b9bdc3833farbb * *from*. */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** If this is a sub_request (see request.h) pointer back to the
952908500d5f99f35afc5ed510391b9bdc3833farbb * main request. */
2d2eda71267231c2526be701fe655db125852c1ffielding /* Info about the request itself... we begin with stuff that only
2d2eda71267231c2526be701fe655db125852c1ffielding * protocol.c should ever touch...
952908500d5f99f35afc5ed510391b9bdc3833farbb /** First line of request, so we can log it */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** HTTP/0.9, "simple" request */
853a0c44563b056e40e9cffe911190f554e63ec3chuck /** A proxy request (calculated during post_read_request/translate_name)
853a0c44563b056e40e9cffe911190f554e63ec3chuck * possible values PROXYREQ_NONE, PROXYREQ_PROXY, PROXYREQ_REVERSE
952908500d5f99f35afc5ed510391b9bdc3833farbb /** HEAD request, as opposed to GET */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Protocol, as given to us, or HTTP/0.9 */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Number version of protocol; 1.1 = 1001 */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Host, as set by full URI or Host: */
952908500d5f99f35afc5ed510391b9bdc3833farbb const char *hostname;
952908500d5f99f35afc5ed510391b9bdc3833farbb /** When the request started */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Status line, if set by script */
952908500d5f99f35afc5ed510391b9bdc3833farbb const char *status_line;
952908500d5f99f35afc5ed510391b9bdc3833farbb /** In any case */
2d2eda71267231c2526be701fe655db125852c1ffielding /* Request method, two ways; also, protocol, etc.. Outside of protocol.c,
2d2eda71267231c2526be701fe655db125852c1ffielding * look, but don't touch.
952908500d5f99f35afc5ed510391b9bdc3833farbb /** GET, HEAD, POST, etc. */
952908500d5f99f35afc5ed510391b9bdc3833farbb const char *method;
952908500d5f99f35afc5ed510391b9bdc3833farbb /** M_GET, M_POST, etc. */
952908500d5f99f35afc5ed510391b9bdc3833farbb * allowed is a bitvector of the allowed methods.
952908500d5f99f35afc5ed510391b9bdc3833farbb * A handler must ensure that the request method is one that
952908500d5f99f35afc5ed510391b9bdc3833farbb * it is capable of handling. Generally modules should DECLINE
952908500d5f99f35afc5ed510391b9bdc3833farbb * any request methods they do not handle. Prior to aborting the
952908500d5f99f35afc5ed510391b9bdc3833farbb * handler like this the handler should set r->allowed to the list
952908500d5f99f35afc5ed510391b9bdc3833farbb * of methods that it is willing to handle. This bitvector is used
952908500d5f99f35afc5ed510391b9bdc3833farbb * to construct the "Allow:" header required for OPTIONS requests,
952908500d5f99f35afc5ed510391b9bdc3833farbb * and HTTP_METHOD_NOT_ALLOWED and HTTP_NOT_IMPLEMENTED status codes.
952908500d5f99f35afc5ed510391b9bdc3833farbb * Since the default_handler deals with OPTIONS, all modules can
952908500d5f99f35afc5ed510391b9bdc3833farbb * usually decline to deal with OPTIONS. TRACE is always allowed,
952908500d5f99f35afc5ed510391b9bdc3833farbb * modules don't need to set it explicitly.
952908500d5f99f35afc5ed510391b9bdc3833farbb * Since the default_handler will always handle a GET, a
952908500d5f99f35afc5ed510391b9bdc3833farbb * module which does *not* implement GET should probably return
952908500d5f99f35afc5ed510391b9bdc3833farbb * HTTP_METHOD_NOT_ALLOWED. Unfortunately this means that a Script GET
9f9307bbe539dbcf96919715315eb64ce3465f5bben * handler can't be installed by mod_actions.
a520b923984f45daeaf0741d5c7e3de1f2d24509rbb /** Array of extension methods */
a520b923984f45daeaf0741d5c7e3de1f2d24509rbb /** List of allowed methods */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** byte count in stream is for body */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** body byte count, for easy access */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Time the resource was last modified */
2d2eda71267231c2526be701fe655db125852c1ffielding /* HTTP/1.1 connection-level features */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** sending chunked transfer-coding */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** multipart/byteranges boundary */
4ce5967e9d2458203afca93ee350394891a5f6c4gstein const char *boundary;
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The Range: header */
952908500d5f99f35afc5ed510391b9bdc3833farbb const char *range;
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The "real" content length */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** bytes left to read */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** bytes that have been read */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** how the request body should be read */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** reading chunked transfer-coding */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** is client waiting for a 100 response? */
2d2eda71267231c2526be701fe655db125852c1ffielding /* MIME header environments, in and out. Also, an array containing
2d2eda71267231c2526be701fe655db125852c1ffielding * environment variables to be passed to subprocesses, so people can
2d2eda71267231c2526be701fe655db125852c1ffielding * write modules to add to that environment.
2d2eda71267231c2526be701fe655db125852c1ffielding * The difference between headers_out and err_headers_out is that the
2d2eda71267231c2526be701fe655db125852c1ffielding * latter are printed even on error, and persist across internal redirects
2d2eda71267231c2526be701fe655db125852c1ffielding * (so the headers printed for ErrorDocument handlers will have them).
1ccd992d37d62c8cb2056126f2234f64ec189bfddougm * The 'notes' apr_table_t is for notes from one module to another, with no
2d2eda71267231c2526be701fe655db125852c1ffielding * other set purpose in mind...
952908500d5f99f35afc5ed510391b9bdc3833farbb /** MIME header environment from the request */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** MIME header environment for the response */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** MIME header environment for the response, printed even on errors and
952908500d5f99f35afc5ed510391b9bdc3833farbb * persist across internal redirects */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Array of environment variables to be used for sub processes */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Notes from one module to another */
2d2eda71267231c2526be701fe655db125852c1ffielding /* content_type, handler, content_encoding, content_language, and all
2d2eda71267231c2526be701fe655db125852c1ffielding * content_languages MUST be lowercased strings. They may be pointers
2d2eda71267231c2526be701fe655db125852c1ffielding * to static strings; they should not be modified in place.
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The content-type for the current request */
2d2eda71267231c2526be701fe655db125852c1ffielding const char *content_type; /* Break these out --- we dispatch on 'em */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The handler string that we use to call a handler function */
2d2eda71267231c2526be701fe655db125852c1ffielding const char *handler; /* What we *really* dispatch on */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** How to encode the data */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** for back-compat. only -- do not use */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** array of (char*) representing the content languages */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** variant list validator (if negotiated) */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** If an authentication check was made, this gets set to the user name. */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** If an authentication check was made, this gets set to the auth type. */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** This response is non-cache-able */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** There is no local copy of this response */
2d2eda71267231c2526be701fe655db125852c1ffielding /* What object is being requested (either directly, or via include
2d2eda71267231c2526be701fe655db125852c1ffielding * or content-negotiation mapping).
952908500d5f99f35afc5ed510391b9bdc3833farbb /** the uri without any parsing performed */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** the path portion of the URI */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The filename on disk that this response corresponds to */
a18775c154178d6c07aed84bd54ac16f59f89bc9wrowe /** The true filename, we canonicalize if it differs from r->filename */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The path_info for this request if there is any. */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** QUERY_ARGS, if any */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** ST_MODE set to zero if no such file */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** components of uri, dismantled */
2d2eda71267231c2526be701fe655db125852c1ffielding /* Various other config info which may change with .htaccess files
2d2eda71267231c2526be701fe655db125852c1ffielding * These are config vectors, with one void* pointer for each module
2d2eda71267231c2526be701fe655db125852c1ffielding * (the thing pointed to being the module's business).
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Options set in config files, etc. */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Notes on *this* request */
2d2eda71267231c2526be701fe655db125852c1ffielding * a linked list of the configuration directives in the .htaccess files
2d2eda71267231c2526be701fe655db125852c1ffielding * accessed by this request.
2d2eda71267231c2526be701fe655db125852c1ffielding * N.B. always add to the head of the list, _never_ to the end.
2d2eda71267231c2526be701fe655db125852c1ffielding * that way, a sub request's list can (temporarily) point to a parent's list
9f9307bbe539dbcf96919715315eb64ce3465f5bben /** A list of output filters to be used for this request */
9f9307bbe539dbcf96919715315eb64ce3465f5bben /** A list of input filters to be used for this request */
9f9307bbe539dbcf96919715315eb64ce3465f5bben /** A flag to determine if the eos bucket has been sent yet */
2d2eda71267231c2526be701fe655db125852c1ffielding/* Things placed at the end of the record to avoid breaking binary
2d2eda71267231c2526be701fe655db125852c1ffielding * compatibility. It would be nice to remember to reorder the entire
2d2eda71267231c2526be701fe655db125852c1ffielding * record to improve 64bit alignment the next time we need to break
2d2eda71267231c2526be701fe655db125852c1ffielding * binary compatibility for some other reason.
9f9307bbe539dbcf96919715315eb64ce3465f5bben * @defgroup ProxyReq Proxy request types
9f9307bbe539dbcf96919715315eb64ce3465f5bben * Possible values of request_rec->proxyreq. A request could be normal,
853a0c44563b056e40e9cffe911190f554e63ec3chuck * proxied or reverse proxied. Normally proxied and reverse proxied are
853a0c44563b056e40e9cffe911190f554e63ec3chuck * grouped together as just "proxied", but sometimes it's necessary to
853a0c44563b056e40e9cffe911190f554e63ec3chuck * tell the difference between the two, such as for authentication.
952908500d5f99f35afc5ed510391b9bdc3833farbb/** Structure to store things which are per connection */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Pool associated with this connection */
be8a31a0afdb2363dbcc98bbbaa94b6184061b5fdreid /** Physical vhost this conn came in on */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** used by http_vhost.c */
2d2eda71267231c2526be701fe655db125852c1ffielding /* Information about the connection itself */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Connection to the client */
2d2eda71267231c2526be701fe655db125852c1ffielding /* Who is the client? */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** local address */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** remote address */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Client's IP address */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Client's DNS name, if known. NULL if DNS hasn't been checked,
952908500d5f99f35afc5ed510391b9bdc3833farbb * "" if it has and no address was found. N.B. Only access this though
952908500d5f99f35afc5ed510391b9bdc3833farbb * get_remote_host() */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Only ever set if doing rfc1413 lookups. N.B. Only access this through
952908500d5f99f35afc5ed510391b9bdc3833farbb * get_remote_logname() */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Are we still talking? */
8019a211b7453e80e6e22db6d41fe68dd7f8c4b8fielding /** Are we going to keep the connection alive for another request?
8019a211b7453e80e6e22db6d41fe68dd7f8c4b8fielding * -1 fatal error, 0 undecided, 1 yes */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** have we done double-reverse DNS? -1 yes/failure, 0 not yet,
ae2f0a4a94a833fd44cb6b5c1f520cbc76ff72fefielding /** How many times have we used it? */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** server IP address */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** used for ap_get_server_name when UseCanonicalName is set to DNS
952908500d5f99f35afc5ed510391b9bdc3833farbb * (ignores setting of HostnameLookups) */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** ID of this connection; unique at any point in time */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Notes on *this* connection */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** send note from one module to another, must remain valid for all
952908500d5f99f35afc5ed510391b9bdc3833farbb * requests on this conn */
9f9307bbe539dbcf96919715315eb64ce3465f5bben /** A list of input filters to be used for this connection */
9f9307bbe539dbcf96919715315eb64ce3465f5bben /** A list of output filters to be used for this connection */
2d2eda71267231c2526be701fe655db125852c1ffielding/* Per-vhost config... */
2d2eda71267231c2526be701fe655db125852c1ffielding/* The address 255.255.255.255, when used as a virtualhost address,
2d2eda71267231c2526be701fe655db125852c1ffielding * will become the "default" server when the ip doesn't match other vhosts.
952908500d5f99f35afc5ed510391b9bdc3833farbb/** A structure to be used for Per-vhost config */
169f62b04de69074b561b4e6dcf6f82572a5e367trawick /** The next server in the list */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The bound address, for this server */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The bound port, for this server */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The name given in <VirtualHost> */
952908500d5f99f35afc5ed510391b9bdc3833farbb/** A structure to store information for each virtual server */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The process this server is running in */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The next server in the list */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The name of the server */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The line of the config file that the server was defined on */
2d2eda71267231c2526be701fe655db125852c1ffielding /* Contact information */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The admin's contact information */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The server hostname */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** for redirects, etc. */
2d2eda71267231c2526be701fe655db125852c1ffielding /* Log files --- note that transfer log is now in the modules... */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The name of the error log */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** A file descriptor that references the error log */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** The log level for this server */
2d2eda71267231c2526be701fe655db125852c1ffielding /* Module-specific configuration for server, and defaults... */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** true if this is the virtual server */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Config vector containing pointers to modules' per-server config
952908500d5f99f35afc5ed510391b9bdc3833farbb * structures. */
169f62b04de69074b561b4e6dcf6f82572a5e367trawick /** MIME type info, etc., before we start checking per-directory info */
2d2eda71267231c2526be701fe655db125852c1ffielding /* Transaction handling */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** I haven't got a clue */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Timeout, in seconds, before we give up */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Seconds we'll wait for another request */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Maximum requests per connection */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Use persistent connections? */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Pathname for ServerPath */
952908500d5f99f35afc5ed510391b9bdc3833farbb const char *path;
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Length of path */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Normal names for ServerAlias servers */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** Wildcarded names for ServerAlias servers */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** limit on size of the HTTP request line */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** limit on size of any request header field */
952908500d5f99f35afc5ed510391b9bdc3833farbb /** limit on number of request header fields */
952908500d5f99f35afc5ed510391b9bdc3833farbb * Examine a field value (such as a media-/content-type) string and return
952908500d5f99f35afc5ed510391b9bdc3833farbb * it sans any parameters; e.g., strip off any ';charset=foo' and the like.
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p Pool to allocate memory from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param intype The field to examine
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @return A copy of the field minus any parameters
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_field_noparam(apr_pool_t *p, const char *intype);
952908500d5f99f35afc5ed510391b9bdc3833farbb * Convert a time from an integer into a string in a specified format
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate memory from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param t The time to convert
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param fmt The format to use for the conversion
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param gmt Convert the time for GMT?
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return The string that represents the specified time
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_ht_time(apr_pool_t *p, apr_time_t t, const char *fmt, int gmt);
2d2eda71267231c2526be701fe655db125852c1ffielding/* String handling. The *_nc variants allow you to use non-const char **s as
2d2eda71267231c2526be701fe655db125852c1ffielding arguments (unfortunately C won't automatically convert a char ** to a const
2d2eda71267231c2526be701fe655db125852c1ffielding char **) */
952908500d5f99f35afc5ed510391b9bdc3833farbb * Get the characters until the first occurance of a specified character
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate memory from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param line The string to get the characters from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param stop The character to stop at
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return A copy of the characters up to the first stop character
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_getword(apr_pool_t *p, const char **line, char stop);
952908500d5f99f35afc5ed510391b9bdc3833farbb * Get the characters until the first occurance of a specified character
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate memory from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param line The string to get the characters from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param stop The character to stop at
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return A copy of the characters up to the first stop character
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @note This is the same as ap_getword(), except it doesn't use const char **.
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_getword_nc(apr_pool_t *p, char **line, char stop);
952908500d5f99f35afc5ed510391b9bdc3833farbb * Get the first word from a given string. A word is defined as all characters
952908500d5f99f35afc5ed510391b9bdc3833farbb * up to the first whitespace.
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param p The pool to allocate memory from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param line The string to traverse
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @return The first word in the line
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_getword_white(apr_pool_t *p, const char **line);
952908500d5f99f35afc5ed510391b9bdc3833farbb * Get the first word from a given string. A word is defined as all characters
952908500d5f99f35afc5ed510391b9bdc3833farbb * up to the first whitespace.
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param p The pool to allocate memory from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param line The string to traverse
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @return The first word in the line
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @note The same as ap_getword_white(), except it doesn't use const char **.
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_getword_white_nc(apr_pool_t *p, char **line);
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Get all characters from the first occurance of @a stop to the first '\0'
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate memory from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param line The line to traverse
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param stop The character to start at
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return A copy of all caracters after the first occurance of the specified
952908500d5f99f35afc5ed510391b9bdc3833farbb * character
759f4a24d09e28c4eaca9f97311b497fc15cb5c7benAP_DECLARE(char *) ap_getword_nulls(apr_pool_t *p, const char **line,
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Get all characters from the first occurance of @a stop to the first '\0'
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate memory from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param line The line to traverse
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param stop The character to start at
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return A copy of all caracters after the first occurance of the specified
952908500d5f99f35afc5ed510391b9bdc3833farbb * character
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @note The same as ap_getword_nulls(), except it doesn't use const char **.
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_getword_nulls_nc(apr_pool_t *p, char **line, char stop);
952908500d5f99f35afc5ed510391b9bdc3833farbb * Get the second word in the string paying attention to quoting
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param line The line to traverse
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return A copy of the string
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_getword_conf(apr_pool_t *p, const char **line);
952908500d5f99f35afc5ed510391b9bdc3833farbb * Get the second word in the string paying attention to quoting
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param line The line to traverse
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return A copy of the string
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @note The same as ap_getword_conf(), except it doesn't use const char **.
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_getword_conf_nc(apr_pool_t *p, char **line);
952908500d5f99f35afc5ed510391b9bdc3833farbb * Check a string for any ${ENV} environment variable construct and replace
952908500d5f99f35afc5ed510391b9bdc3833farbb * each them by the value of that environment variable, if it exists. If the
952908500d5f99f35afc5ed510391b9bdc3833farbb * environment value does not exist, leave the ${ENV} construct alone; it
952908500d5f99f35afc5ed510391b9bdc3833farbb * means something else.
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param word The string to check
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return The string with the replaced environment variables
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(const char *) ap_resolve_env(apr_pool_t *p, const char * word);
952908500d5f99f35afc5ed510391b9bdc3833farbb * Size an HTTP header field list item, as separated by a comma.
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param field The field to size
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param len The length of the field
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return The return value is a pointer to the beginning of the non-empty
952908500d5f99f35afc5ed510391b9bdc3833farbb * list item within the original string (or NULL if there is none) and the
952908500d5f99f35afc5ed510391b9bdc3833farbb * address of field is shifted to the next non-comma, non-whitespace
952908500d5f99f35afc5ed510391b9bdc3833farbb * character. len is the length of the item excluding any beginning whitespace.
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(const char *) ap_size_list_item(const char **field, int *len);
952908500d5f99f35afc5ed510391b9bdc3833farbb * Retrieve an HTTP header field list item, as separated by a comma,
952908500d5f99f35afc5ed510391b9bdc3833farbb * while stripping insignificant whitespace and lowercasing anything not in
952908500d5f99f35afc5ed510391b9bdc3833farbb * a quoted string or comment.
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param field The field to retrieve
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return The return value is a new string containing the converted list
952908500d5f99f35afc5ed510391b9bdc3833farbb * item (or NULL if none) and the address pointed to by field is
952908500d5f99f35afc5ed510391b9bdc3833farbb * shifted to the next non-comma, non-whitespace.
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_get_list_item(apr_pool_t *p, const char **field);
952908500d5f99f35afc5ed510391b9bdc3833farbb * Find an item in canonical form (lowercase, no extra spaces) within
952908500d5f99f35afc5ed510391b9bdc3833farbb * an HTTP field value list.
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param line The field value list to search
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param tok The token to search for
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return 1 if found, 0 if not found.
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(int) ap_find_list_item(apr_pool_t *p, const char *line, const char *tok);
952908500d5f99f35afc5ed510391b9bdc3833farbb * Retrieve a token, spacing over it and returning a pointer to
952908500d5f99f35afc5ed510391b9bdc3833farbb * the first non-white byte afterwards. Note that these tokens
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * are delimited by semis and commas and can also be delimited
952908500d5f99f35afc5ed510391b9bdc3833farbb * by whitespace at the caller's option.
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param accept_line The line to retrieve the token from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param accept_white Is it delimited by whitespace
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return the first non-white byte after the token
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_get_token(apr_pool_t *p, const char **accept_line, int accept_white);
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Find http tokens, see the definition of token from RFC2068
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param line The line to find the token
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param tok The token to find
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return 1 if the token is found, 0 otherwise
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(int) ap_find_token(apr_pool_t *p, const char *line, const char *tok);
952908500d5f99f35afc5ed510391b9bdc3833farbb * find http tokens from the end of the line
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param line The line to find the token
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param tok The token to find
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return 1 if the token is found, 0 otherwise
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(int) ap_find_last_token(apr_pool_t *p, const char *line, const char *tok);
952908500d5f99f35afc5ed510391b9bdc3833farbb * Check for an Absolute URI syntax
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param u The string to check
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return 1 if URI, 0 otherwise
952908500d5f99f35afc5ed510391b9bdc3833farbb * Unescape a URL
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param url The url to unescapte
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return 0 on success, non-zero otherwise
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Convert all double slashes to single slashes
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param name The string to convert
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Remove all ./ and xx/../ substrings from a file name. Also remove
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * any leading ../ or /../ substrings.
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param name the file name to parse
952908500d5f99f35afc5ed510391b9bdc3833farbb * Escape a path segment, as defined in RFC 1808
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param s The path to convert
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return The converted URL
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_escape_path_segment(apr_pool_t *p, const char *s);
952908500d5f99f35afc5ed510391b9bdc3833farbb * convert an OS path to a URL in an OS dependant way.
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param path The path to convert
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param partial if set, assume that the path will be appended to something
952908500d5f99f35afc5ed510391b9bdc3833farbb * with a '/' in it (and thus does not prefix "./")
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return The converted URL
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_os_escape_path(apr_pool_t *p, const char *path, int partial);
2d2eda71267231c2526be701fe655db125852c1ffielding#define ap_escape_uri(ppool,path) ap_os_escape_path(ppool,path,1)
952908500d5f99f35afc5ed510391b9bdc3833farbb * Escape an html string
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param s The html to escape
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return The escaped string
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_escape_html(apr_pool_t *p, const char *s);
952908500d5f99f35afc5ed510391b9bdc3833farbb * Construct a full hostname
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param hostname The hostname of the server
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param port The port the server is running on
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param r The current request
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return The server's hostname
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_construct_server(apr_pool_t *p, const char *hostname,
952908500d5f99f35afc5ed510391b9bdc3833farbb * Escape a shell command
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param s The command to escape
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @return The escaped shell command
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_escape_shell_cmd(apr_pool_t *p, const char *s);
952908500d5f99f35afc5ed510391b9bdc3833farbb * Count the number of directories in a path
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param path The path to count
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return The number of directories
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Copy at most @a n leading directories of @a s into @a d. @a d
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * should be at least as large as @a s plus 1 extra byte
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param d The location to copy to
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param s The location to copy from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param n The number of directories to copy
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return value is the ever useful pointer to the trailing \0 of d
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @note on platforms with drive letters, n = 0 returns the "/" root,
59ae852bea7d507f61999f982ded8219d2c0ec15wrowe * whereas n = 1 returns the "d:/" root. On all other platforms, n = 0
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * returns the empty string. */
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_make_dirstr_prefix(char *d, const char *s, int n);
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Return the parent directory name (including trailing /) of the file
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
952908500d5f99f35afc5ed510391b9bdc3833farbb * @param s The file to get the parent of
952908500d5f99f35afc5ed510391b9bdc3833farbb * @return A copy of the file's parent directory
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_make_dirstr_parent(apr_pool_t *p, const char *s);
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Given a directory and filename, create a single path from them. This
58619148951981bcfa5c506ad8ce745aa8831980rbb * function is smart enough to ensure that there is a sinlge '/' between the
58619148951981bcfa5c506ad8ce745aa8831980rbb * directory and file names
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param a The pool to allocate from
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param dir The directory name
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param f The filename
58619148951981bcfa5c506ad8ce745aa8831980rbb * @return A copy of the full path
3d72602d1d9e6f0d49d20f0d0a71831c160ef589wrowe * @tip Never consider using this function if you are dealing with filesystem
3d72602d1d9e6f0d49d20f0d0a71831c160ef589wrowe * names that need to remain canonical, unless you are merging an apr_dir_read
3d72602d1d9e6f0d49d20f0d0a71831c160ef589wrowe * path and returned filename. Otherwise, the result is not canonical.
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_make_full_path(apr_pool_t *a, const char *dir, const char *f);
3d72602d1d9e6f0d49d20f0d0a71831c160ef589wrowe * Test if the given path has an an absolute path.
3d72602d1d9e6f0d49d20f0d0a71831c160ef589wrowe * @param p The pool to allocate from
3d72602d1d9e6f0d49d20f0d0a71831c160ef589wrowe * @param dir The directory name
3d72602d1d9e6f0d49d20f0d0a71831c160ef589wrowe * @tip The converse is not necessarily true, some OS's (Win32/OS2/Netware) have
3d72602d1d9e6f0d49d20f0d0a71831c160ef589wrowe * multiple forms of absolute paths. This only reports if the path is absolute
3d72602d1d9e6f0d49d20f0d0a71831c160ef589wrowe * in a canonical sense.
3d72602d1d9e6f0d49d20f0d0a71831c160ef589wroweAP_DECLARE(int) ap_os_is_path_absolute(apr_pool_t *p, const char *dir);
58619148951981bcfa5c506ad8ce745aa8831980rbb * Does the provided string contain wildcard characters? This is useful
58619148951981bcfa5c506ad8ce745aa8831980rbb * for determining if the string should be passed to strcmp_match or to strcmp.
58619148951981bcfa5c506ad8ce745aa8831980rbb * The only wildcard characters recognized are '?' and '*'
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param str The string to check
58619148951981bcfa5c506ad8ce745aa8831980rbb * @return 1 if the string has wildcards, 0 otherwise
58619148951981bcfa5c506ad8ce745aa8831980rbb * Determine if a string matches a patterm containing the wildcards '?' or '*'
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param str The string to check
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param exp The pattern to match against
58619148951981bcfa5c506ad8ce745aa8831980rbb * @return 1 if the two strings match, 0 otherwise
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(int) ap_strcmp_match(const char *str, const char *exp);
58619148951981bcfa5c506ad8ce745aa8831980rbb * Determine if a string matches a patterm containing the wildcards '?' or '*',
58619148951981bcfa5c506ad8ce745aa8831980rbb * ignoring case
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param str The string to check
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param exp The pattern to match against
58619148951981bcfa5c506ad8ce745aa8831980rbb * @return 1 if the two strings match, 0 otherwise
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(int) ap_strcasecmp_match(const char *str, const char *exp);
58619148951981bcfa5c506ad8ce745aa8831980rbb * Find the first occurrence of the substring s2 in s1, regardless of case
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param s1 The string to search
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param s2 The substring to search for
58619148951981bcfa5c506ad8ce745aa8831980rbb * @return A pointer to the beginning of the substring
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_strcasestr(const char *s1, const char *s2);
30c095035b1d5910cc239a1384c816aef228beb5jim * Return a pointer to the location inside of bigstring immediately after prefix
30c095035b1d5910cc239a1384c816aef228beb5jim * @param bigstring The input string
30c095035b1d5910cc239a1384c816aef228beb5jim * @param prefix The prefix to strip away
30c095035b1d5910cc239a1384c816aef228beb5jim * @return A pointer relative to bigstring after prefix
bdadc326446cae4a51bf75811fbe01a3a362df64gsteinAP_DECLARE(const char *) ap_stripprefix(const char *bigstring,
bdadc326446cae4a51bf75811fbe01a3a362df64gstein const char *prefix);
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Decode a base64 encoded string into memory allocated from a pool
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param bufcoded The encoded string
58619148951981bcfa5c506ad8ce745aa8831980rbb * @return The decoded string
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_pbase64decode(apr_pool_t *p, const char *bufcoded);
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Encode a string into memory allocated from a pool in base 64 format
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param strin The plaintext string
58619148951981bcfa5c506ad8ce745aa8831980rbb * @return The encoded string
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_pbase64encode(apr_pool_t *p, char *string);
58619148951981bcfa5c506ad8ce745aa8831980rbb * Compile a regular expression to be used later
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param pattern the regular expression to compile
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param cflags The bitwise or of one or more of the following:
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @li #REG_EXTENDED - Use POSIX extended Regular Expressions
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @li #REG_ICASE - Ignore case
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @li #REG_NOSUB - Support for substring addressing of matches
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * not required
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @li #REG_NEWLINE - Match-any-character operators don't match new-line
58619148951981bcfa5c506ad8ce745aa8831980rbb * @return The compiled regular expression
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(regex_t *) ap_pregcomp(apr_pool_t *p, const char *pattern,
58619148951981bcfa5c506ad8ce745aa8831980rbb * Free the memory associated with a compiled regular expression
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool the regex was allocated from
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param reg The regular expression to free
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(void) ap_pregfree(apr_pool_t *p, regex_t *reg);
58619148951981bcfa5c506ad8ce745aa8831980rbb * Match a null-terminated string against a pre-compiled regex.
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param preg The pre-compiled regex
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param string The string to match
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param nmatch Provide information regarding the location of any matches
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param pmatch Provide information regarding the location of any matches
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param eflags Bitwise or of any of:
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @li #REG_NOTBOL - match-beginning-of-line operator always
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * fails to match
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @li #REG_NOTEOL - match-end-of-line operator always fails to match
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @return 0 for successful match, #REG_NOMATCH otherwise
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(int) ap_regexec(regex_t *preg, const char *string,
58619148951981bcfa5c506ad8ce745aa8831980rbb * Return the error code returned by regcomp or regexec into error messages
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param errcode the error code returned by regexec or regcomp
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param preg The precompiled regex
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param errbuf A buffer to store the error in
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param errbuf_size The size of the buffer
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(size_t) ap_regerror(int errcode, const regex_t *preg,
58619148951981bcfa5c506ad8ce745aa8831980rbb * After performing a successful regex match, you may use this function to
58619148951981bcfa5c506ad8ce745aa8831980rbb * perform a series of string substitutions based on subexpressions that were
58619148951981bcfa5c506ad8ce745aa8831980rbb * matched during the call to ap_regexec
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param input An arbitrary string containing $1 through $9. These are
58619148951981bcfa5c506ad8ce745aa8831980rbb * replaced with the corresponding matched sub-expressions
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param source The string that was originally matched to the regex
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param nmatch the nmatch returned from ap_pregex
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param pmatch the pmatch array returned from ap_pregex
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_pregsub(apr_pool_t *p, const char *input, const char *source,
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * We want to downcase the type/subtype for comparison purposes
58619148951981bcfa5c506ad8ce745aa8831980rbb * but nothing else because ;parameter=foo values are case sensitive.
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param s The content-type to convert to lowercase
58619148951981bcfa5c506ad8ce745aa8831980rbb * convert a string to all lowercase
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param s The string to convert to lowercase
58619148951981bcfa5c506ad8ce745aa8831980rbb * Search a string from left to right for the first occurrence of a
58619148951981bcfa5c506ad8ce745aa8831980rbb * specific character
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param str The string to search
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param c The character to search for
58619148951981bcfa5c506ad8ce745aa8831980rbb * @return The index of the first occurrence of c in str
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(int) ap_ind(const char *str, char c); /* Sigh... */
58619148951981bcfa5c506ad8ce745aa8831980rbb * Search a string from right to left for the first occurrence of a
58619148951981bcfa5c506ad8ce745aa8831980rbb * specific character
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param str The string to search
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param c The character to search for
58619148951981bcfa5c506ad8ce745aa8831980rbb * @return The index of the first occurrence of c in str
58619148951981bcfa5c506ad8ce745aa8831980rbb * Given a string, replace any bare " with \" .
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate memory from
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param instring The string to search for "
58619148951981bcfa5c506ad8ce745aa8831980rbb * @return A copy of the string with escaped quotes
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(char *) ap_escape_quotes(apr_pool_t *p, const char *instring);
2d2eda71267231c2526be701fe655db125852c1ffielding/* Misc system hackery */
58619148951981bcfa5c506ad8ce745aa8831980rbb * Given the name of an object in the file system determine if it is a directory
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param name The name of the object to check
58619148951981bcfa5c506ad8ce745aa8831980rbb * @return 1 if it is a directory, 0 otherwise
47ab8dcf8ad581569376f2e04ef16bc785bb122aakeAP_DECLARE(int) ap_is_rdirectory(apr_pool_t *p, const char *name);
30c095035b1d5910cc239a1384c816aef228beb5jim * Given the name of an object in the file system determine if it is a directory - this version is symlink aware
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
30c095035b1d5910cc239a1384c816aef228beb5jim * @param name The name of the object to check
30c095035b1d5910cc239a1384c816aef228beb5jim * @return 1 if it is a directory, 0 otherwise
47ab8dcf8ad581569376f2e04ef16bc785bb122aakeAP_DECLARE(int) ap_is_directory(apr_pool_t *p, const char *name);
1ccd992d37d62c8cb2056126f2234f64ec189bfddougmextern const char *os_set_account(apr_pool_t *p, const char *account);
2d2eda71267231c2526be701fe655db125852c1ffieldingextern int os_init_job_environment(server_rec *s, const char *user_name, int one_process);
2d2eda71267231c2526be701fe655db125852c1ffielding#endif /* _OSD_POSIX */
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * Determine the local host name for the current machine
759f4a24d09e28c4eaca9f97311b497fc15cb5c7ben * @param p The pool to allocate from
58619148951981bcfa5c506ad8ce745aa8831980rbb * @return A copy of the local host name
2d2eda71267231c2526be701fe655db125852c1ffielding * Redefine assert() to something more useful for an Apache...
0186cb43574836fc95a0506456210c94cfc3ea6ftrawick * Use ap_assert() if the condition should always be checked.
6e70165f24ec2e664764a9402e358eb0f6e99a3dtrawick * Use AP_DEBUG_ASSERT() if the condition should only be checked when AP_DEBUG
0186cb43574836fc95a0506456210c94cfc3ea6ftrawick * is defined.
58619148951981bcfa5c506ad8ce745aa8831980rbb * Log an assertion to the error log
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param szExp The assertion that failed
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param szFile The file the assertion is in
58619148951981bcfa5c506ad8ce745aa8831980rbb * @param nLine The line the assertion is defined on
3d96ee83babeec32482c9082c9426340cee8c44dwroweAP_DECLARE(void) ap_log_assert(const char *szExp, const char *szFile, int nLine)
2d2eda71267231c2526be701fe655db125852c1ffielding#define ap_assert(exp) ((exp) ? (void)0 : ap_log_assert(#exp,__FILE__,__LINE__))
2d2eda71267231c2526be701fe655db125852c1ffielding/* A set of flags which indicate places where the server should raise(SIGSTOP).
2d2eda71267231c2526be701fe655db125852c1ffielding * This is useful for debugging, because you can then attach to that process
2d2eda71267231c2526be701fe655db125852c1ffielding * with gdb and continue. This is important in cases where one_process
2d2eda71267231c2526be701fe655db125852c1ffielding * debugging isn't possible.
2d2eda71267231c2526be701fe655db125852c1ffielding#define RAISE_SIGSTOP(x) do { \
2d2eda71267231c2526be701fe655db125852c1ffielding if (raise_sigstop_flags & SIGSTOP_##x) raise(SIGSTOP);\
2d2eda71267231c2526be701fe655db125852c1ffielding } while (0)
9f9307bbe539dbcf96919715315eb64ce3465f5bben * Get HTML describing the address and (optionally) admin of the server.
9f9307bbe539dbcf96919715315eb64ce3465f5bben * @param prefix Text which is prepended to the return value
9f9307bbe539dbcf96919715315eb64ce3465f5bben * @param r The request_rec
9f9307bbe539dbcf96919715315eb64ce3465f5bben * @return HTML describing the server, allocated in @a r's pool.
6a2bd1d848ec0984e2e675b8bb88cef8768d4a32bjhAP_DECLARE(const char *) ap_psignature(const char *prefix, request_rec *r);
2d2eda71267231c2526be701fe655db125852c1ffielding/* strtoul does not exist on sunos4. */
2d2eda71267231c2526be701fe655db125852c1ffielding#define strtoul strtoul_is_not_a_portable_function_use_strtol_instead
0e6e93183d91142d7cf9ffbf502114ff77bd9e19ben /* The C library has functions that allow const to be silently dropped ...
0e6e93183d91142d7cf9ffbf502114ff77bd9e19ben these macros detect the drop in maintainer mode, but use the native
9521cafc02c2caafc8f9594006994ed1f62540a4dreid methods for normal builds
18173b5033350759b5aa4f6d9a4fd9e12d440135trawick Note that on some platforms (e.g., AIX with gcc, Solaris with gcc), string.h needs
18173b5033350759b5aa4f6d9a4fd9e12d440135trawick to be included before the macros are defined or compilation will fail.
66d349e02d1a5a599a01c977d2c5b0009181f7debenchar *ap_strchr(char *s, int c);
66d349e02d1a5a599a01c977d2c5b0009181f7debenconst char *ap_strchr_c(const char *s, int c);
0e6e93183d91142d7cf9ffbf502114ff77bd9e19benchar *ap_strrchr(char *s, int c);
0e6e93183d91142d7cf9ffbf502114ff77bd9e19benconst char *ap_strrchr_c(const char *s, int c);
b2871a8175e498f85c2e8031dd3120ac1a28f5a0trawickchar *ap_strstr(char *s, const char *c);
dca927eafb338b9de9d0214818136c16d436e3fdrbbconst char *ap_strstr_c(const char *s, const char *c);
2d2eda71267231c2526be701fe655db125852c1ffielding#endif /* !APACHE_HTTPD_H */