00001 /* 00002 * Copyright (C) 2008 by egnite GmbH. All rights reserved. 00003 * 00004 * Redistribution and use in source and binary forms, with or without 00005 * modification, are permitted provided that the following conditions 00006 * are met: 00007 * 00008 * 1. Redistributions of source code must retain the above copyright 00009 * notice, this list of conditions and the following disclaimer. 00010 * 2. Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * 3. Neither the name of the copyright holders nor the names of 00014 * contributors may be used to endorse or promote products derived 00015 * from this software without specific prior written permission. 00016 * 00017 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00018 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00019 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00020 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 00021 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00022 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00023 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 00024 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 00025 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00026 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 00027 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00028 * SUCH DAMAGE. 00029 * 00030 * For additional information see http://www.ethernut.de/ 00031 * 00032 */ 00033 00034 /* 00035 * \file pro/uxmlparse.c 00036 * \brief Micro XML low level parser routines. 00037 * 00038 * \verbatim 00039 * $Id: uxmlparse.c 2889 2010-02-07 18:20:25Z Astralix $ 00040 * \endverbatim 00041 */ 00042 00043 #include <stdlib.h> 00044 #include <string.h> 00045 #include <ctype.h> 00046 00047 #include <pro/uxml.h> 00048 00053 00063 char *UxmlParseTag(char *data, char *tkn, size_t size) 00064 { 00065 char *rc = NULL; 00066 00067 /* Skip leading spaces. */ 00068 while (isspace((unsigned char)*data)) { 00069 data++; 00070 } 00071 if (*data) { 00072 rc = data; 00073 00074 if (isalnum((unsigned char)*rc)) { 00075 /* Collect name or number (well, almost). */ 00076 while (isalnum((unsigned char)*rc) || *rc == '-' || *rc == ':' || *rc == '_') { 00077 if (size > 1) { 00078 size--; 00079 *tkn++ = *rc; 00080 } 00081 rc++; 00082 } 00083 } else if (*rc == '"' || *rc == '\'') { 00084 /* Collect quoted string. */ 00085 rc++; 00086 while (*rc != *data) { 00087 if (size > 1) { 00088 size--; 00089 *tkn++ = *rc; 00090 } 00091 rc++; 00092 } 00093 rc++; 00094 } else { 00095 /* Return anything else as a single character. */ 00096 *tkn++ = *rc++; 00097 } 00098 *tkn = 0; 00099 } 00100 return rc; 00101 } 00102 00112 int UxmlFilterMatch(char *name, char **filt) 00113 { 00114 if (filt == NULL) { 00115 return 1; 00116 } 00117 while (*filt) { 00118 if (strcasecmp(name, *filt) == 0) { 00119 return 1; 00120 } 00121 filt++; 00122 } 00123 return 0; 00124 } 00125