libidav/resource.c

Thu, 05 Jun 2014 15:39:51 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Thu, 05 Jun 2014 15:39:51 +0200
changeset 44
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parent 43
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child 70
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permissions
-rw-r--r--

added missing url decode

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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 2013 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 #include <libxml/tree.h>
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33
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34 #include "utils.h"
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35 #include "session.h"
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36 #include "methods.h"
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37 #include "davql.h"
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38 #include "crypto.h"
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39 #include "ucx/buffer.h"
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40 #include "ucx/utils.h"
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41
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42 #include "resource.h"
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43
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44 #define xstreq(a,b) xmlStrEqual(BAD_CAST a, BAD_CAST b)
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45
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46 DavResource* dav_resource_new(DavSession *sn, char *path) {
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47 //char *href = util_url_path(url);
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48 //DavResource *res = dav_resource_new_href(sn, href);
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49 char *parent = util_parent_path(path);
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50 char *name = util_resource_name(path);
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51 char *href = dav_session_create_plain_href(sn, path);
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52
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53 DavResource *res = dav_resource_new_full(sn, parent, name, href);
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54 free(parent);
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55 return res;
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56 }
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57
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58 DavResource* dav_resource_new_child(DavSession *sn, DavResource *parent, char *name) {
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59 char *path = util_concat_path(parent->path, name);
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60 char *href = dav_session_create_plain_href(sn, path);
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61 DavResource *res = dav_resource_new_full(sn, parent->path, name, href);
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62 free(path);
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63 return res;
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64 }
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65
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66
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67 DavResource* dav_resource_new_href(DavSession *sn, char *href) {
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68 DavResource *res = ucx_mempool_calloc(sn->mp, 1, sizeof(DavResource));
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69 res->session = sn;
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70
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71 // set name, path and href
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72 resource_set_info(res, href);
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73
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74 // initialize resource data
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75 res->data = resource_data_new(sn);
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76
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77 return res;
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78 }
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79
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80 DavResource* dav_resource_new_full(DavSession *sn, char *parent_path, char *name, char *href) {
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81 DavResource *res = ucx_mempool_calloc(sn->mp, 1, sizeof(DavResource));
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82 res->session = sn;
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83
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84 // set name, path and href
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85 sstr_t n = sstr(name);
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86 res->name = sstrdup_a(sn->mp->allocator, n).ptr;
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87 if(n.ptr[n.length-1] == '/') {
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88 res->name[n.length-1] = '\0';
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89 }
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90
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91 char *path = util_concat_path(parent_path, name);
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92 res->path = dav_session_strdup(sn, path);
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93 free(path);
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94
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95 res->href = href;
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96
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97 // initialize resource data
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98 res->data = resource_data_new(sn);
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99
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100 // cache href/path
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101 if(href) {
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102 dav_session_cache_path(sn, sstr(path), sstr(href));
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103 }
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104
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105 return res;
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106 }
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107
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108 void dav_resource_free(DavResource *res) {
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109 DavSession *sn = res->session;
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110
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111 dav_session_free(sn, res->name);
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112 dav_session_free(sn, res->path);
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113 if(res->href) {
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114 dav_session_free(sn, res->href);
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115 }
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116
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117 DavResourceData *data = res->data;
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118 UcxMapIterator i = ucx_map_iterator(data->properties);
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119 UcxKey key;
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120 char *property;
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121 UCX_MAP_FOREACH(key, property, i) {
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122 dav_session_free(sn, property);
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123 }
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124 ucx_map_free(data->properties);
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125
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126 UCX_FOREACH(elm, data->set) {
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127 DavProperty *p = elm->data;
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128 dav_session_free(sn, p->ns->name);
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129 if(p->ns->prefix) {
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130 dav_session_free(sn, p->ns->prefix);
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131 }
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132 dav_session_free(sn, p->ns);
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133
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134 dav_session_free(sn, p->name);
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135 dav_session_free(sn, p->value);
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136 dav_session_free(sn, p);
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137 }
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138
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139 UCX_FOREACH(elm, data->remove) {
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140 DavProperty *p = elm->data;
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141 dav_session_free(sn, p->ns->name);
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142 if(p->ns->prefix) {
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143 dav_session_free(sn, p->ns->prefix);
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144 }
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145 dav_session_free(sn, p->ns);
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146
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147 dav_session_free(sn, p->name);
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148 dav_session_free(sn, p->value);
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149 dav_session_free(sn, p);
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150 }
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151
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152 if(!data->read && data->content) {
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153 dav_session_free(sn, data->content);
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154 }
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155 dav_session_free(sn, data);
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156
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157 dav_session_free(sn, res);
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158 }
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159
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160 void dav_resource_free_all(DavResource *res) {
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161 DavResource *child = res->children;
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162 dav_resource_free(res);
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163 while(child) {
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164 DavResource *next = child->next;
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165 dav_resource_free_all(child);
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166 child = next;
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167 }
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168 }
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169
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170 void resource_set_href(DavResource *res, sstr_t href) {
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171 res->href = sstrdup_a(res->session->mp->allocator, href).ptr;
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172 }
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173
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174 void resource_set_info(DavResource *res, char *href_str) {
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175 char *url_str = NULL;
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176 curl_easy_getinfo(res->session->handle, CURLINFO_EFFECTIVE_URL, &url_str);
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177 sstr_t name = sstr(util_resource_name(href_str));
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178 sstr_t href = sstr(href_str);
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179
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180 sstr_t base_href = sstr(util_url_path(res->session->base_url));
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181 sstr_t path = sstrsubs(href, base_href.length - 1);
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182
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183 UcxAllocator *a = res->session->mp->allocator;
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184 CURL *handle = res->session->handle;
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185
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186 int nlen = 0;
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187 char *uname = curl_easy_unescape(handle, name.ptr, name.length , &nlen);
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188 int plen = 0;
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189 char *upath = curl_easy_unescape(handle, path.ptr, path.length, &plen);
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190
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191 res->name = sstrdup_a(a, sstrn(uname, nlen)).ptr;
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192 res->href = sstrdup_a(a, href).ptr;
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193 res->path = sstrdup_a(a, sstrn(upath, plen)).ptr;
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194
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195 curl_free(uname);
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196 curl_free(upath);
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197 }
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198
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199 DavResourceData* resource_data_new(DavSession *sn) {
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200 DavResourceData *data = ucx_mempool_malloc(
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201 sn->mp,
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202 sizeof(DavResourceData));
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203 if(!data) {
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204 return NULL;
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205 }
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diff changeset
206 data->properties = ucx_map_new_a(sn->mp->allocator, 32);
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207 data->set = NULL;
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208 data->remove = NULL;
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209 data->content = NULL;
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210 data->read = NULL;
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211 data->length = 0;
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212 return data;
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213 }
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214
43
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215 char* dav_resource_get_href(DavResource *resource) {
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216 if(!resource->href) {
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217 resource->href = dav_session_get_href(
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218 resource->session,
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219 resource->path);
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220 }
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221 return resource->href;
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222 }
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diff changeset
223
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224 void resource_add_property(DavResource *res, char *ns, char *name, char *val) {
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225 if(!val) {
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226 return;
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227 }
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228
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229 UcxKey key = dav_property_key(ns, name);
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diff changeset
230 sstr_t v = sstrdup_a(res->session->mp->allocator, sstr(val));
33
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231 ucx_map_put(((DavResourceData*)res->data)->properties, key, v.ptr);
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232 free(key.data);
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233 }
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234
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235 char* resource_get_property(DavResource *res, char *ns, char *name) {
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236 UcxKey key = dav_property_key(ns, name);
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237 DavResourceData *data = (DavResourceData*)res->data;
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238 char *property = ucx_map_get(data->properties, key);
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239 free(key.data);
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240 return property;
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241 }
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242
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243 UcxKey dav_property_key(char *ns, char *name) {
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244 sstr_t ns_str = sstr(ns);
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245 sstr_t name_str = sstr(name);
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246
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247 sstr_t key;
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248 key.length = ns_str.length + name_str.length + 1;
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249 key.ptr = malloc(key.length + 1);
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250 key = sstrncat(key, 3, ns_str, S(" "), name_str);
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251
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252 return ucx_key(key.ptr, key.length);
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253 }
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254
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255
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256
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257
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258 void resource_add_child(DavResource *parent, DavResource *child) {
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259 child->next = NULL;
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diff changeset
260 if(parent->children) {
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261 DavResource *last = parent->children;
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diff changeset
262 while(last->next) {
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263 last = last->next;
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diff changeset
264 }
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diff changeset
265 last->next = child;
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266 child->prev = last;
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267 } else {
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268 child->prev = NULL;
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269 parent->children = child;
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270 }
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271 child->parent = parent;
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272 }
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273
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274 char* dav_get_property(DavResource *res, char *name) {
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275 char *pns;
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276 char *pname;
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277 dav_get_property_namespace(res->session->context, name, &pns, &pname);
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278 return dav_get_property_ns(res, pns, pname);
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279 }
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280
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281 char* dav_get_property_ns(DavResource *res, char *ns, char *name) {
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282 char *property = resource_get_property(res, ns, name);
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283 DavResourceData *data = res->data;
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284 // resource_get_property only returns persistent properties
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285 // check the remove and set list
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diff changeset
286 if(property) {
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diff changeset
287 // if the property is in the remove list, we return NULL
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288 UCX_FOREACH(elm, data->remove) {
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289 DavProperty *p = elm->data;
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290 if(!strcmp(p->name, name) && !strcmp(p->ns->name, ns)) {
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291 return NULL;
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292 }
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293 }
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294 }
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295 // the set list contains property updates
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296 // we return an updated property if possible
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297 UCX_FOREACH(elm, data->set) {
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298 DavProperty *p = elm->data;
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299 if(!strcmp(p->name, name) && !strcmp(p->ns->name, ns)) {
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300 return p->value;
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301 }
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302 }
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diff changeset
303 // no property update
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diff changeset
304 return property;
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diff changeset
305 }
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diff changeset
306
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diff changeset
307 void dav_set_property(DavResource *res, char *name, char *value) {
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308 char *pns;
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diff changeset
309 char *pname;
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310 dav_get_property_namespace(res->session->context, name, &pns, &pname);
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311 dav_set_property_ns(res, pns, pname, value);
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312 }
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313
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314 void dav_set_property_ns(DavResource *res, char *ns, char *name, char *value) {
40
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315 UcxAllocator *a = res->session->mp->allocator;
33
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316 DavResourceData *data = res->data;
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317
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318 DavProperty *property = dav_session_malloc(
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319 res->session,
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320 sizeof(DavProperty));
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321 property->name = dav_session_strdup(res->session, name);
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322 property->value = dav_session_strdup(res->session, value);
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323
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324 DavNamespace *namespace = dav_session_malloc(
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325 res->session,
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326 sizeof(DavNamespace));
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327 namespace->prefix = NULL;
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328 namespace->name = dav_session_strdup(res->session, ns);
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329 property->ns = namespace;
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330
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331 data->set = ucx_list_append_a(a, data->set, property);
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332 }
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333
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334 void dav_remove_property(DavResource *res, char *name) {
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335 char *pns;
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336 char *pname;
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337 dav_get_property_namespace(res->session->context, name, &pns, &pname);
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338 dav_remove_property_ns(res, pns, pname);
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339 }
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340
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341 void dav_remove_property_ns(DavResource *res, char *ns, char *name) {
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342 DavResourceData *data = res->data;
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343 UcxAllocator *a = res->session->mp->allocator;
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344
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345 DavProperty *property = dav_session_malloc(
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346 res->session,
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347 sizeof(DavProperty));
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348 property->name = sstrdup_a(a, sstr(name)).ptr;
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349 property->value = NULL;
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350
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351 DavNamespace *namespace = dav_session_malloc(
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352 res->session,
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353 sizeof(DavNamespace));
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354 namespace->prefix = NULL;
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355 namespace->name = sstrdup_a(a, sstr(ns)).ptr;
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356 property->ns = namespace;
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357
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358 data->remove = ucx_list_append_a(a, data->remove, property);
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359 }
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360
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361
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362 void dav_set_content(DavResource *res, void *stream, dav_read_func read_func) {
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363 DavResourceData *data = res->data;
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364 data->content = stream;
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365 data->read = read_func;
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366 data->length = 0;
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367 }
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368
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369 void dav_set_content_data(DavResource *res, char *content, size_t length) {
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370 DavSession *sn = res->session;
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371 DavResourceData *data = res->data;
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372 data->content = dav_session_malloc(sn, length);
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373 memcpy(data->content, content, length);
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374 data->read = NULL;
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375 data->length = length;
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376 }
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377
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378
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379 int dav_load(DavResource *res) {
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380 UcxBuffer *rqbuf = create_allprop_propfind_request();
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381 int ret = dav_propfind(res->session, res, rqbuf, NULL, 0);
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382 ucx_buffer_free(rqbuf);
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383 return ret;
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384 }
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385
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386 int dav_store(DavResource *res) {
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387 DavSession *sn = res->session;
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388 DavResourceData *data = res->data;
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389
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390 util_set_url(sn, dav_resource_get_href(res));
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391
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392 // store content
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393 if(data->content) {
43
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394 int encryption = DAV_ENCRYPT_CONTENT(sn) && sn->key;
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diff changeset
395 CURLcode ret;
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396 if(encryption) {
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diff changeset
397 AESEncrypter *enc = NULL;
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diff changeset
398 UcxBuffer *buf = NULL;
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diff changeset
399 if(data->read) {
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diff changeset
400 enc = aes_encrypter_new(sn->key, data->content, data->read);
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diff changeset
401 } else {
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diff changeset
402 buf = ucx_buffer_new(data->content, data->length, 0);
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diff changeset
403 buf->size = data->length;
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diff changeset
404 enc = aes_encrypter_new(
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diff changeset
405 sn->key,
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diff changeset
406 buf,
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diff changeset
407 (dav_read_func)ucx_buffer_read);
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diff changeset
408 }
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diff changeset
409
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diff changeset
410 // create an empty resource
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diff changeset
411 ret = do_put_request(
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diff changeset
412 sn->handle,
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diff changeset
413 enc,
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diff changeset
414 (dav_read_func)aes_read,
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diff changeset
415 0);
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diff changeset
416 aes_encrypter_close(enc);
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diff changeset
417 if(buf) {
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diff changeset
418 ucx_buffer_free(buf);
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diff changeset
419 }
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diff changeset
420
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diff changeset
421 // add crypto properties
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diff changeset
422 // TODO: store the properties later
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diff changeset
423 if(resource_add_crypto_info(sn, res->href, res->name)) {
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diff changeset
424 return 1;
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diff changeset
425 }
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diff changeset
426 } else {
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diff changeset
427 ret = do_put_request(
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diff changeset
428 sn->handle,
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diff changeset
429 data->content,
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diff changeset
430 data->read,
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diff changeset
431 data->length);
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diff changeset
432 }
03076907b58a added file name encryption
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diff changeset
433
33
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diff changeset
434 int status = 0;
40
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diff changeset
435 curl_easy_getinfo(sn->handle, CURLINFO_RESPONSE_CODE, &status);
33
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diff changeset
436 if(ret == CURLE_OK && (status >= 200 && status < 300)) {
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diff changeset
437 res->session->error = 0;
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diff changeset
438 // cleanup node data
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parents:
diff changeset
439 if(!data->read) {
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diff changeset
440 ucx_mempool_free(sn->mp, data->content);
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diff changeset
441 }
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diff changeset
442 data->content = NULL;
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diff changeset
443 data->read = NULL;
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diff changeset
444 data->length = 0;
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diff changeset
445 } else {
43
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diff changeset
446 dav_session_set_error(sn, ret, status);
33
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diff changeset
447 return 1;
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diff changeset
448 }
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parents:
diff changeset
449 }
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parents:
diff changeset
450
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diff changeset
451 // store properties
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parents:
diff changeset
452 if(data->set || data->remove) {
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parents:
diff changeset
453 UcxBuffer *request = create_proppatch_request(data);
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parents:
diff changeset
454 UcxBuffer *response = ucx_buffer_new(NULL, 1024, UCX_BUFFER_AUTOEXTEND);
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parents:
diff changeset
455
40
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diff changeset
456 CURLcode ret = do_proppatch_request(sn->handle, request, response);
33
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diff changeset
457 int status = 0;
40
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diff changeset
458 curl_easy_getinfo (sn->handle, CURLINFO_RESPONSE_CODE, &status);
33
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parents:
diff changeset
459 if(ret == CURLE_OK && status == 207) {
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parents:
diff changeset
460 //printf("%s\n", response->space);
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diff changeset
461 // TODO: parse response
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diff changeset
462 // TODO: cleanup node data correctly
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
463 data->set = NULL;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
464 data->remove = NULL;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
465 } else {
43
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
466 dav_session_set_error(sn, ret, status);
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
467 return 1;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
468 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
469 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
470 sn->error = DAV_OK;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
471 return 0;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
472 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
473
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
474 int dav_get_content(DavResource *res, void *stream, dav_write_func write_fnc) {
43
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
475 DavSession *sn = res->session;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
476 CURL *handle = sn->handle;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
477 util_set_url(res->session, dav_resource_get_href(res));
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
478
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
479 // check encryption
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
480 AESDecrypter *dec = NULL;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
481 if(DAV_DECRYPT_CONTENT(sn)) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
482 char *keyname = dav_get_property_ns(res, DAV_NS, "crypto-key");
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
483 if(keyname) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
484 DavKey *key = dav_context_get_key(sn->context, keyname);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
485 if(key) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
486 dec = aes_decrypter_new(key, stream, write_fnc);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
487 stream = dec;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
488 write_fnc = (dav_write_func)aes_write;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
489 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
490 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
491 }
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
492
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
493 curl_easy_setopt(handle, CURLOPT_SSL_VERIFYPEER, 0);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
494 curl_easy_setopt(handle, CURLOPT_CUSTOMREQUEST, NULL);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
495 curl_easy_setopt(handle, CURLOPT_PUT, 0L);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
496 curl_easy_setopt(handle, CURLOPT_UPLOAD, 0L);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
497
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
498 curl_easy_setopt(handle, CURLOPT_WRITEFUNCTION, write_fnc);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
499 curl_easy_setopt(handle, CURLOPT_WRITEDATA, stream);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
500
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
501 CURLcode ret = curl_easy_perform(handle);
43
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
502
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
503 if(dec) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
504 aes_decrypter_close(dec);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
505 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
506
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
507 int status = 0;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
508 curl_easy_getinfo (handle, CURLINFO_RESPONSE_CODE, &status);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
509 if(ret == CURLE_OK && (status >= 200 && status < 300)) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
510 res->session->error = DAV_OK;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
511 return 0;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
512 } else {
43
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
513 dav_session_set_error(res->session, ret, status);
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
514 return 1;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
515 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
516 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
517
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
518 DavResource* dav_create_child(DavResource *parent, char *name) {
42
6518b035a9df added some api functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 41
diff changeset
519 DavResource *res = dav_resource_new_child(parent->session, parent, name);
6518b035a9df added some api functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 41
diff changeset
520 if(dav_create(res)) {
6518b035a9df added some api functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 41
diff changeset
521 // TODO: free resource
6518b035a9df added some api functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 41
diff changeset
522 return NULL;
6518b035a9df added some api functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 41
diff changeset
523 } else {
6518b035a9df added some api functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 41
diff changeset
524 return res;
6518b035a9df added some api functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 41
diff changeset
525 }
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
526 }
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
527
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
528 int dav_delete(DavResource *res) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
529 CURL *handle = res->session->handle;
43
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
530 util_set_url(res->session, dav_resource_get_href(res));
33
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
531
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
532 UcxBuffer *response = ucx_buffer_new(NULL, 4096, UCX_BUFFER_AUTOEXTEND);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
533 CURLcode ret = do_delete_request(handle, response);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
534 int status = 0;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
535 curl_easy_getinfo (handle, CURLINFO_RESPONSE_CODE, &status);
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
536 if(ret == CURLE_OK && (status >= 200 && status < 300)) {
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
537 res->session->error = DAV_OK;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
538
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
539 // TODO: parse response
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
540 // TODO: free res
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
541
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
542 return 0;
0bbbb0341606 some code cleanup and bug fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
543 } else {
43
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
544 dav_session_set_error(res->session, ret, status);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
545 return 1;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
546 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
547 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
548
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
549 static int create_ancestors(DavSession *sn, char *href, char *path) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
550 CURL *handle = sn->handle;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
551 CURLcode code;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
552 int status = 0;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
553 int ret = 0;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
554
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
555 if(strlen(path) <= 1) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
556 return 0;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
557 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
558
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
559 char *p = util_parent_path(path);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
560 char *h = util_parent_path(href);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
561
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
562 for(int i=0;i<2;i++) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
563 util_set_url(sn, h);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
564 code = do_mkcol_request(handle);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
565 curl_easy_getinfo(handle, CURLINFO_RESPONSE_CODE, &status);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
566 if(status == 201) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
567 // resource successfully created
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
568 char *name = util_resource_name(p);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
569 int len = strlen(name);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
570 if(name[len - 1] == '/') {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
571 name[len - 1] = '\0';
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
572 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
573 if(resource_add_crypto_info(sn, h, name)) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
574 // TODO: error
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
575 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
576 break;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
577 } else if(status == 405) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
578 // parent already exists
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
579 break;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
580 } else if(status == 409) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
581 // parent doesn't exist
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
582 if(create_ancestors(sn, h, p)) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
583 ret = 1;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
584 break;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
585 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
586 } else {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
587 dav_session_set_error(sn, code, status);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
588 ret = 1;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
589 break;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
590 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
591 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
592
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
593 free(p);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
594 free(h);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
595 return ret;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
596 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
597
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
598 static int create_resource(DavResource *res, int *status) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
599 DavSession *sn = res->session;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
600 CURL *handle = sn->handle;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
601 util_set_url(sn, dav_resource_get_href(res));
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
602
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
603 CURLcode code;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
604 if(res->iscollection) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
605 code = do_mkcol_request(handle);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
606 } else {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
607 code = do_put_request(handle, "", NULL, 0);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
608 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
609 int s = 0;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
610 curl_easy_getinfo(handle, CURLINFO_RESPONSE_CODE, &s);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
611 *status = s;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
612 if(code == CURLE_OK && (s >= 200 && s < 300)) {
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
613 sn->error = DAV_OK;
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
614 // if the session has encrypted file names, add crypto infos
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
615 resource_add_crypto_info(sn, res->href, res->name); // TODO: check return type
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
616
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
617 // do a minimal propfind request
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
618 UcxBuffer *rqbuf = create_propfind_request(sn, NULL);
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
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619 int ret = dav_propfind(sn, res, rqbuf, NULL, 0);
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620 ucx_buffer_free(rqbuf);
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621 return ret;
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622 } else {
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623 dav_session_set_error(sn, code, s);
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624 return 1;
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625 }
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parents:
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626 }
0bbbb0341606 some code cleanup and bug fixes
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parents:
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627
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628 int dav_create(DavResource *res) {
43
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629 int status;
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630 if(!create_resource(res, &status)) {
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631 // resource successfully created
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632 return 0;
33
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parents:
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633 }
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parents:
diff changeset
634
43
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635 if(status == 403 || status == 409) {
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636 // create intermediate collections
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parents: 42
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637 if(create_ancestors(res->session, res->href, res->path)) {
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parents: 42
diff changeset
638 return 1;
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639 }
33
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640 }
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parents:
diff changeset
641
43
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642 return create_resource(res, &status);
33
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643 }
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parents:
diff changeset
644
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parents:
diff changeset
645 int dav_exists(DavResource *res) {
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646 DavSession *sn = res->session;
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diff changeset
647 CURL *handle = sn->handle;
43
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diff changeset
648 util_set_url(sn, dav_resource_get_href(res));
33
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649
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parents:
diff changeset
650 CURLcode ret = do_head_request(handle);
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diff changeset
651 int status = 0;
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parents:
diff changeset
652 curl_easy_getinfo (handle, CURLINFO_RESPONSE_CODE, &status);
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parents:
diff changeset
653 if(ret == CURLE_OK && (status >= 200 && status < 300)) {
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diff changeset
654 return 1;
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parents:
diff changeset
655 } else {
43
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diff changeset
656 dav_session_set_error(sn, ret, status);
33
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657 return 0;
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parents:
diff changeset
658 }
0bbbb0341606 some code cleanup and bug fixes
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parents:
diff changeset
659 }
43
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parents: 42
diff changeset
660
03076907b58a added file name encryption
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parents: 42
diff changeset
661
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parents: 42
diff changeset
662 int resource_add_crypto_info(DavSession *sn, char *href, char *name) {
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parents: 42
diff changeset
663 if(!DAV_IS_ENCRYPTED(sn)) {
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parents: 42
diff changeset
664 return 0;
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parents: 42
diff changeset
665 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
666
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parents: 42
diff changeset
667 UcxBuffer *request = create_crypto_proppatch_request(sn, sn->key, name);
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parents: 42
diff changeset
668 UcxBuffer *response = ucx_buffer_new(NULL, 1024, UCX_BUFFER_AUTOEXTEND);
03076907b58a added file name encryption
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parents: 42
diff changeset
669
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parents: 42
diff changeset
670 util_set_url(sn, href);
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parents: 42
diff changeset
671 CURLcode ret = do_proppatch_request(sn->handle, request, response);
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parents: 42
diff changeset
672 int status = 0;
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parents: 42
diff changeset
673 curl_easy_getinfo (sn->handle, CURLINFO_RESPONSE_CODE, &status);
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parents: 42
diff changeset
674 if(ret == CURLE_OK && status == 207) {
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parents: 42
diff changeset
675 // TODO: parse response
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parents: 42
diff changeset
676 sn->error = DAV_OK;
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parents: 42
diff changeset
677 return 0;
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parents: 42
diff changeset
678 } else {
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parents: 42
diff changeset
679 dav_session_set_error(sn, ret, status);
03076907b58a added file name encryption
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parents: 42
diff changeset
680 return 1;
03076907b58a added file name encryption
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parents: 42
diff changeset
681 }
03076907b58a added file name encryption
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 42
diff changeset
682 }

mercurial