version 1.1, 2012/03/10 15:00:45
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version 1.2, 2012/03/15 01:59:37
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/************************************************************************* |
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* (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitnet.org> |
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* by Michael Pounov <misho@elwix.org> |
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* |
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* $Author$ |
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* $Id$ |
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* |
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************************************************************************** |
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The ELWIX and AITNET software is distributed under the following |
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terms: |
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All of the documentation and software included in the ELWIX and AITNET |
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Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
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Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 |
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by Michael Pounov <misho@elwix.org>. All rights reserved. |
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Redistribution and use in source and binary forms, with or without |
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modification, are permitted provided that the following conditions |
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are met: |
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1. Redistributions of source code must retain the above copyright |
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notice, this list of conditions and the following disclaimer. |
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2. Redistributions in binary form must reproduce the above copyright |
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notice, this list of conditions and the following disclaimer in the |
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documentation and/or other materials provided with the distribution. |
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3. All advertising materials mentioning features or use of this software |
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must display the following acknowledgement: |
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This product includes software developed by Michael Pounov <misho@elwix.org> |
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ELWIX - Embedded LightWeight unIX and its contributors. |
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4. Neither the name of AITNET nor the names of its contributors |
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may be used to endorse or promote products derived from this software |
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without specific prior written permission. |
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THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND |
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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SUCH DAMAGE. |
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*/ |
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#include "global.h" |
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/* |
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* www_URLGet() - Parse and get data from input URL |
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* |
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* @csURL = Input URL line |
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* @url = Output parsed URL |
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* return: 0 error format not find tech:// and return URL like path; |
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* -1 error:: can`t read; >0 ok, up bits for known elements |
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*/ |
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int |
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www_URLGet(const char *csURL, struct tagIOURL *url) |
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{ |
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char *pos, *at, *cl, *sl; |
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int ret = 0; |
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if (!url) |
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return -1; |
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else |
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memset(url, 0, sizeof(*url)); |
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strlcpy((char*) url->url_line, csURL, BUFSIZ); |
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/* Tech */ |
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if (!(pos = strstr((char*) url->url_line, "://"))) { |
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url->url_path.vallen = strlen((char*) url->url_line); |
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url->url_path.value = (char*) url->url_line; |
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return ret; |
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} else { |
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url->url_tech.value = (char*) url->url_line; |
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url->url_tech.vallen = pos - (char*) url->url_line; |
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if (url->url_tech.vallen) |
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ret |= 1; |
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*pos = 0; |
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pos += 3; |
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} |
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/* User */ |
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if ((at = strchr(pos, '@'))) { |
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*at++ = 0; |
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/* Pass */ |
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if ((cl = strchr(pos, ':'))) { |
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*cl++ = 0; |
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url->url_pass.value = cl; |
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url->url_pass.vallen = at - cl - 1; |
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if (url->url_pass.vallen) |
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ret |= 4; |
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} else |
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cl = at; |
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url->url_user.value = pos; |
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url->url_user.vallen = cl - pos - 1; |
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if (url->url_user.vallen) |
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ret |= 2; |
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pos = at; |
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} |
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/* Host */ |
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if ((sl = strchr(pos, '/'))) |
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*sl++ = 0; |
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else |
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sl = pos + strlen(pos) + 1; |
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/* Port */ |
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if ((cl = strchr(pos, ':'))) { |
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*cl++ = 0; |
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url->url_port.value = cl; |
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url->url_port.vallen = sl - cl - 1; |
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if (url->url_port.vallen) |
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ret |= 16; |
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} else |
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cl = sl; |
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url->url_host.value = pos; |
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url->url_host.vallen = cl - pos - 1; |
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if (url->url_host.vallen) |
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ret |= 8; |
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pos = sl; |
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/* Args */ |
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if ((at = strchr(pos, '?'))) { |
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*at++ = 0; |
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url->url_args.value = at; |
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url->url_args.vallen = strlen(at); |
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if (url->url_args.vallen) |
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ret |= 64; |
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} else |
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at = pos + strlen(pos) + 1; |
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/* Path */ |
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url->url_path.value = pos; |
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url->url_path.vallen = at - pos - 1; |
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if (url->url_path.vallen) |
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ret |= 32; |
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pos = at + strlen(at); |
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/* Reserved */ |
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url->url_reserved = pos; |
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if (*pos) |
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ret |= 128; |
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return ret; |
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} |
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/* |
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* www_URLGetFile() - Get file from parsed URL |
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* |
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* @url = Input parsed URL |
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* @psValue = Return filename, if not specified file in url path, replace with / |
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* @valLen = Size of psValue array |
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* return: -1 error:: can`t read; 0 ok |
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*/ |
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int |
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www_URLGetFile(struct tagIOURL *url, char * __restrict psValue, int valLen) |
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{ |
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char *pos, *psBuf; |
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if (!url || !psValue || !valLen) |
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return -1; |
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psBuf = strdup(url->url_path.value); |
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if (!psBuf) { |
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LOGERR; |
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return -1; |
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} |
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pos = strrchr(psBuf, '/'); |
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if (!pos) { |
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/* whole string is filename */ |
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strlcpy(psValue, psBuf, valLen); |
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free(psBuf); |
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return 1; |
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} else { |
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*pos++ = 0; |
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strlcpy(psValue, pos, valLen); |
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free(psBuf); |
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} |
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/* If not specified file in path, default replace to / */ |
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if (!*psValue) |
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strlcpy(psValue, "/", valLen); |
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return 0; |
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} |
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/* |
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* www_XMLGet() - Parse and get data from input XML request string |
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* [ns:]container[|attribute[=value]][?data] |
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* |
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* @csXML = Input XML request line |
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* @xml = Output parsed XML request |
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* return: 0 error format incorrect, -1 error:: can`t read; >0 ok readed elements bits |
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*/ |
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int |
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www_XMLGet(const char *csXML, struct tagReqXML *xml) |
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{ |
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char *pos, *p, *end; |
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int ret = 0; |
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if (!csXML || !xml) |
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return -1; |
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else |
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memset(xml, 0, sizeof *xml); |
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strlcpy((char*) xml->xml_line, csXML, BUFSIZ); |
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/* if namespace present */ |
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if ((pos = strchr((char*) xml->xml_line, ':'))) { |
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xml->xml_namespace.value = (char*) xml->xml_line; |
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xml->xml_namespace.vallen = pos - (char*) xml->xml_line; |
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if (xml->xml_namespace.vallen) |
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ret |= 1; |
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*pos++ = 0; |
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} else |
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pos = (char*) xml->xml_line; |
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/* if container is path */ |
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if (*pos == '/') { |
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xml->xml_node.path.value = pos; |
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xml->xml_node.path.vallen = strlen(pos); |
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if (!xml->xml_node.path.vallen) |
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ret = 0; |
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else |
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ret |= 32; |
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return ret; |
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} else { |
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/* container */ |
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xml->xml_node.container.value = pos; |
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xml->xml_node.container.vallen = strlen(pos); |
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if (!xml->xml_node.container.vallen) |
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return 0; |
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else |
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ret |= 2; |
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} |
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end = strchr(pos, '?'); |
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/* if attribute present */ |
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if (pos && (p = strchr(pos, '|')) && (!end || end > p)) { |
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pos = p; |
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*pos++ = 0; |
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xml->xml_node.container.vallen = strlen(xml->xml_node.container.value); |
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if (!xml->xml_node.container.vallen) |
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return 0; |
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xml->xml_attribute.value = pos; |
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xml->xml_attribute.vallen = strlen(pos); |
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if (xml->xml_attribute.vallen) |
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ret |= 4; |
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} |
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/* if value present */ |
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if (pos && (p = strchr(pos, '=')) && (!end || end > p)) { |
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if (!(ret & 4)) |
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return 0; |
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else |
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pos = p; |
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*pos++ = 0; |
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xml->xml_attribute.vallen = strlen(xml->xml_attribute.value); |
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if (!xml->xml_attribute.vallen) |
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return 0; |
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xml->xml_value.value = pos; |
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xml->xml_value.vallen = strlen(pos); |
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if (xml->xml_value.vallen) |
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ret |= 8; |
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} |
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/* if data present */ |
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if (pos && end) { |
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if (ret < 2) |
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return 0; |
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else |
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pos = end; |
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*pos++ = 0; |
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if (ret & 8) { |
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xml->xml_value.vallen = strlen(xml->xml_value.value); |
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if (!xml->xml_value.vallen) |
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return 0; |
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} else if (ret & 4) { |
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xml->xml_attribute.vallen = strlen(xml->xml_attribute.value); |
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if (!xml->xml_attribute.vallen) |
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return 0; |
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} else if (ret & 2) { |
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xml->xml_node.container.vallen = strlen(xml->xml_node.container.value); |
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if (!xml->xml_node.container.vallen) |
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return 0; |
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} else |
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return 0; |
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xml->xml_data.value = pos; |
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xml->xml_data.vallen = strlen(pos); |
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if (xml->xml_data.vallen) |
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ret |= 16; |
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} |
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return ret; |
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} |