libidav/xml.c

Tue, 15 Oct 2019 09:22:57 +0200

author
Mike Becker <universe@uap-core.de>
date
Tue, 15 Oct 2019 09:22:57 +0200
changeset 659
51206020cfbe
parent 588
0cfe006fcad2
child 666
97061483d06e
permissions
-rw-r--r--

fix: leaking buffer in upload_parts(), when we error out due to too many parts

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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 *
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4 * Copyright 2018 Olaf Wintermann. All rights reserved.
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5 *
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions are met:
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8 *
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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11 *
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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26 * POSSIBILITY OF SUCH DAMAGE.
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27 */
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28
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29 #include <stdio.h>
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30 #include <stdlib.h>
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31 #include <string.h>
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32
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33 #include <ucx/utils.h>
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34
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35 #include "xml.h"
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36
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37 static DavXmlNodeType convert_type(xmlElementType type) {
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38 DavXmlNodeType ct;
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39 switch(type) {
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40 default: ct = DAV_XML_NONE; break;
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41 case XML_ELEMENT_NODE: ct = DAV_XML_ELEMENT; break;
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42 case XML_TEXT_NODE: ct = DAV_XML_TEXT;
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43 }
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44 return ct;
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45 }
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46
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47 typedef struct {
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48 xmlNode *node;
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49 DavXmlNode *parent;
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50 } ConvXmlElm;
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51
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52 DavXmlNode* dav_convert_xml(DavSession *sn, xmlNode *node) {
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53 if(!node) {
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54 return NULL;
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55 }
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56 DavXmlNodeType newnt = convert_type(node->type);
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57 if(newnt == DAV_XML_NONE) {
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58 return NULL;
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59 }
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60
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61 UcxMempool *mp = sn->mp;
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62
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63 ConvXmlElm *ce = malloc(sizeof(ConvXmlElm));
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64 ce->node = node;
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65 ce->parent = NULL;
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66 UcxList *stack = ucx_list_prepend(NULL, ce);
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67
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68 DavXmlNode *ret = NULL;
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69
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70 while(stack) {
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71 ConvXmlElm *c = stack->data;
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72 stack = ucx_list_remove(stack, stack);
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73
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74 xmlNode *n = c->node;
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75 DavXmlNode *prev = NULL;
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76 while(n) {
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77 DavXmlNode *newxn = ucx_mempool_calloc(mp, 1, sizeof(DavXmlNode));
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78 if(!ret) {
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79 ret = newxn;
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80 }
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81 newxn->type = convert_type(n->type);
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82 newxn->parent = c->parent;
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83 if(c->parent && !c->parent->children) {
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84 c->parent->children = newxn;
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85 }
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86 newxn->prev = prev;
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87 if(prev) {
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88 prev->next = newxn;
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89 }
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90
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91 if(newxn->type == DAV_XML_ELEMENT) {
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92 newxn->name = dav_session_strdup(sn, (char*)n->name);
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93 if(n->ns && n->ns->href) {
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94 newxn->namespace = dav_session_strdup(sn, (char*)n->ns->href);
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95 }
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96
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97 xmlAttr *attr = n->properties;
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98 DavXmlAttr *newattr = NULL;
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99 DavXmlAttr *newattr_last = NULL;
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100 while(attr) {
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101 DavXmlAttr *na = ucx_mempool_calloc(mp, 1, sizeof(DavXmlAttr));
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102 na->name = dav_session_strdup(sn, (char*)attr->name);
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103 if(attr->children && attr->children->type == XML_TEXT_NODE) {
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104 na->value = dav_session_strdup(sn, (char*)attr->children->content);
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105 }
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106 if(!newattr) {
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107 newattr = na;
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108 } else {
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109 newattr_last->next = na;
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110 }
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111 newattr_last = na;
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112
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113 attr = attr->next;
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114 }
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115 newxn->attributes = newattr;
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116
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117 if(n->children) {
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118 ConvXmlElm *convc = malloc(sizeof(ConvXmlElm));
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119 convc->node = n->children;
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120 convc->parent = newxn;
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121 stack = ucx_list_prepend(stack, convc);
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122 }
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123 } else if(newxn->type == DAV_XML_TEXT) {
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124 sstr_t content = sstrdup_a(mp->allocator, sstr((char*)n->content));
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125 newxn->content = content.ptr;
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126 newxn->contentlength = content.length;
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127 }
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128
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129 prev = newxn;
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130 n = n->next;
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131 }
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132
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133 free(c);
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134 }
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135
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136 return ret;
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137 }
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138
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139 void dav_print_xml(DavXmlNode *node) {
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140 if(node->type == DAV_XML_ELEMENT) {
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141 printf("<%s", node->name);
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142 DavXmlAttr *attr = node->attributes;
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143 while(attr) {
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144 printf(" %s=\"%s\"", attr->name, attr->value);
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145 attr = attr->next;
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146 }
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147 putchar('>');
331
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148
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149 DavXmlNode *child = node->children;
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150 if(child) {
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151 dav_print_xml(child);
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152 }
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153
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154 printf("</%s>", node->name);
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155 } else {
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156 fwrite(node->content, 1, node->contentlength, stdout);
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157 fflush(stdout);
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158 }
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159 if(node->next) {
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160 dav_print_xml(node->next);
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161 }
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162 }
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163
361
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164 void dav_print_node(void *stream, write_func writef, UcxMap *nsmap, DavXmlNode *node) {
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165 while(node) {
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166 if(node->type == DAV_XML_ELEMENT) {
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167 char *tagend = node->children ? ">" : " />";
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168 char *prefix = NULL;
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169 if(node->namespace) {
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170 prefix = ucx_map_cstr_get(nsmap, node->namespace);
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171 if(!prefix) {
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172 sstr_t newpre = ucx_sprintf("x%d", (int)nsmap->count);
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173 ucx_map_cstr_put(nsmap, node->namespace, newpre.ptr);
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174 prefix = newpre.ptr;
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175 ucx_fprintf(
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176 stream,
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177 writef,
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178 "<%s:%s xmlns:%s=\"%s\"",
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179 prefix,
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180 node->name,
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181 prefix,
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182 node->namespace);
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183 } else {
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184 ucx_fprintf(stream, writef, "<%s:%s", prefix, node->name);
371
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185 }
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186 } else {
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187 ucx_fprintf(stream, writef, "<%s", node->name);
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188 }
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189
520
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190 DavXmlAttr *attr = node->attributes;
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191 while(attr) {
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192 ucx_fprintf(stream, writef, " %s=\"%s\"", attr->name, attr->value);
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193 attr = attr->next;
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194 }
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195 writef(tagend, 1, strlen(tagend), stream); // end xml tag
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196
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197 if(node->children) {
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198 dav_print_node(stream, writef, nsmap, node->children);
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199 if(prefix) {
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200 ucx_fprintf(stream, writef, "</%s:%s>", prefix, node->name);
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201 } else {
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202 ucx_fprintf(stream, writef, "</%s>", node->name);
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203 }
361
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204 }
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205 } else if(node->type == DAV_XML_TEXT) {
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206 writef(node->content, 1, node->contentlength, stream);
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207 }
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208
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209 node = node->next;
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210 }
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211 }
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212
331
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213 /* ------------------------- public API ------------------------- */
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214
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215 char* dav_xml_getstring(DavXmlNode *node) {
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216 if(node && node->type == DAV_XML_TEXT) {
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217 return node->content;
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218 } else {
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219 return NULL;
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220 }
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221 }
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222
338
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223 DavBool dav_xml_isstring(DavXmlNode *node) {
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224 if(node && node->type == DAV_XML_TEXT && !node->next) {
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225 return TRUE;
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226 } else {
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227 return FALSE;
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228 }
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229 }
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230
373
dcc03142eb5f dav info prints simplified xml values
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231 DavXmlNode* dav_xml_nextelm(DavXmlNode *node) {
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232 node = node->next;
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233 while(node) {
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234 if(node->type == DAV_XML_ELEMENT) {
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235 return node;
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236 }
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237 node = node->next;
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238 }
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239 return NULL;
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diff changeset
240 }
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241
331
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242 DavXmlNode* dav_text_node(DavSession *sn, char *text) {
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243 UcxMempool *mp = sn->mp;
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244 DavXmlNode *newxn = ucx_mempool_calloc(mp, 1, sizeof(DavXmlNode));
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245 newxn->type = DAV_XML_TEXT;
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246 sstr_t content = sstrdup_a(mp->allocator, sstr(text));
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247 newxn->content = content.ptr;
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248 newxn->contentlength = content.length;
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249 return newxn;
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250 }
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251
361
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252
532
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diff changeset
253 DavXmlAttr* dav_copy_xml_attr(DavXmlAttr *attr) {
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254 if(!attr) {
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255 return NULL;
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256 }
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diff changeset
257 DavXmlAttr *newattr = NULL;
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258 DavXmlAttr *prev = NULL;
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259 while(attr) {
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diff changeset
260 DavXmlAttr *n = calloc(1, sizeof(DavXmlAttr));
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261 n->name = strdup(attr->name);
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262 n->value = strdup(attr->value);
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263 if(prev) {
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264 prev->next = n;
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265 } else {
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266 newattr = n;
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267 }
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268 prev = n;
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269 attr = attr->next;
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270 }
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271 return newattr;
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272 }
361
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273
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274 DavXmlNode* dav_copy_node(DavXmlNode *node) {
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275 DavXmlNode *ret = NULL;
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276 DavXmlNode *prev = NULL;
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277 while(node) {
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278 DavXmlNode *copy = calloc(1, sizeof(DavXmlNode));
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279 copy->type = node->type;
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280 if(node->type == DAV_XML_ELEMENT) {
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281 copy->namespace = strdup(node->namespace);
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282 copy->name = strdup(node->name);
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283 copy->children = dav_copy_node(node->children);
532
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diff changeset
284 copy->attributes = dav_copy_xml_attr(node->attributes);
361
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285 } else {
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286 copy->contentlength = node->contentlength;
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parents: 338
diff changeset
287 copy->content = malloc(node->contentlength+1);
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
288 memcpy(copy->content, node->content, node->contentlength);
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
289 copy->content[copy->contentlength] = 0;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
290 }
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
291 if(!ret) {
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
292 ret = copy;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
293 }
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
294 if(prev) {
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
295 prev->next = copy;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
296 copy->prev = prev;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
297 }
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
298 prev = copy;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
299 node = node->next;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
300 }
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
301 return ret;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
302 }
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
303
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
304
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
305 DavXmlNode* dav_xml_createnode(const char *ns, const char *name) {
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
306 DavXmlNode *node = calloc(1, sizeof(DavXmlNode));
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
307 node->type = DAV_XML_ELEMENT;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
308 node->namespace = strdup(ns);
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
309 node->name = strdup(name);
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
310 return node;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
311 }
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
312
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
313 DavXmlNode* dav_xml_createnode_with_text(const char *ns, const char *name, const char *text) {
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
314 DavXmlNode *node = calloc(1, sizeof(DavXmlNode));
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
315 node->type = DAV_XML_ELEMENT;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
316 node->namespace = strdup(ns);
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
317 node->name = strdup(name);
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
318
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
319 DavXmlNode *textnode = dav_xml_createtextnode(text);
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
320 node->children = textnode;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
321
b6f2462ee055 adds xattr lib and tag support
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parents: 338
diff changeset
322 return node;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
323 }
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
324
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
325 DavXmlNode* dav_xml_createtextnode(const char *text) {
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
326 DavXmlNode *node = calloc(1, sizeof(DavXmlNode));
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
327 node->type = DAV_XML_TEXT;
b6f2462ee055 adds xattr lib and tag support
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parents: 338
diff changeset
328 sstr_t content = sstrdup(sstr((char*)text));
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
329 node->content = content.ptr;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
330 node->contentlength = content.length;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
331 return node;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
332 }
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
333
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
334 void dav_xml_add_child(DavXmlNode *node, DavXmlNode *child) {
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
335 DavXmlNode *last_child = NULL;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
336 DavXmlNode *c = node->children;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
337 while(c) {
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
338 last_child = c;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
339 c = c->next;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
340 }
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
341 if(last_child) {
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
342 last_child->next = child;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
343 child->prev = last_child;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
344 } else {
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
345 node->children = child;
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
346 }
b6f2462ee055 adds xattr lib and tag support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 338
diff changeset
347 }
371
604e7e335b3b adds support for xml properties in set-property command
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 361
diff changeset
348
520
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
349 void dav_xml_add_attr(DavXmlNode *node, const char *name, const char *value) {
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
350 DavXmlAttr *attr = calloc(1, sizeof(DavXmlAttr));
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
351 attr->name = strdup(name);
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
352 attr->value = strdup(value);
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
353
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
354 if(node->attributes) {
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
355 DavXmlAttr *last;
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
356 DavXmlAttr *end = node->attributes;
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
357 while(end) {
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
358 last = end;
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
359 end = end->next;
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
360 }
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
361 last->next = attr;
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
362 } else {
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
363 node->attributes = attr;
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
364 }
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
365 }
da2b0cc44e4f adds xml attribute support and xattr property
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 404
diff changeset
366
526
e3c0440bd599 adds metadata support to dav-sync pull
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 520
diff changeset
367 char* dav_xml_get_attr(DavXmlNode *node, const char *name) {
e3c0440bd599 adds metadata support to dav-sync pull
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 520
diff changeset
368 DavXmlAttr *attr = node->attributes;
e3c0440bd599 adds metadata support to dav-sync pull
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 520
diff changeset
369 while(attr) {
e3c0440bd599 adds metadata support to dav-sync pull
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 520
diff changeset
370 if(!strcmp(attr->name, name)) {
e3c0440bd599 adds metadata support to dav-sync pull
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 520
diff changeset
371 return attr->value;
e3c0440bd599 adds metadata support to dav-sync pull
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 520
diff changeset
372 }
e3c0440bd599 adds metadata support to dav-sync pull
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 520
diff changeset
373
e3c0440bd599 adds metadata support to dav-sync pull
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 520
diff changeset
374 attr = attr->next;
e3c0440bd599 adds metadata support to dav-sync pull
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 520
diff changeset
375 }
e3c0440bd599 adds metadata support to dav-sync pull
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 520
diff changeset
376 return NULL;
e3c0440bd599 adds metadata support to dav-sync pull
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 520
diff changeset
377 }
e3c0440bd599 adds metadata support to dav-sync pull
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 520
diff changeset
378
371
604e7e335b3b adds support for xml properties in set-property command
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 361
diff changeset
379 DavXmlNode* dav_parse_xml(DavSession *sn, const char *str, size_t len) {
604e7e335b3b adds support for xml properties in set-property command
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 361
diff changeset
380 xmlDoc *doc = xmlReadMemory(str, len, NULL, NULL, 0);
604e7e335b3b adds support for xml properties in set-property command
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 361
diff changeset
381 if(!doc) {
604e7e335b3b adds support for xml properties in set-property command
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 361
diff changeset
382 return NULL;
604e7e335b3b adds support for xml properties in set-property command
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 361
diff changeset
383 }
604e7e335b3b adds support for xml properties in set-property command
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 361
diff changeset
384 xmlNode *xml_root = xmlDocGetRootElement(doc);
604e7e335b3b adds support for xml properties in set-property command
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 361
diff changeset
385 if(!xml_root) {
604e7e335b3b adds support for xml properties in set-property command
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 361
diff changeset
386 xmlFreeDoc(doc);
604e7e335b3b adds support for xml properties in set-property command
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 361
diff changeset
387 return NULL;
604e7e335b3b adds support for xml properties in set-property command
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 361
diff changeset
388 }
604e7e335b3b adds support for xml properties in set-property command
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 361
diff changeset
389 DavXmlNode *x = dav_convert_xml(sn, xml_root);
604e7e335b3b adds support for xml properties in set-property command
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 361
diff changeset
390 xmlFreeDoc(doc);
604e7e335b3b adds support for xml properties in set-property command
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 361
diff changeset
391 return x;
604e7e335b3b adds support for xml properties in set-property command
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 361
diff changeset
392 }

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