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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 2012 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 <errno.h> |
4 | 33 | #include <unistd.h> |
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34 | #include <libxml/xmlerror.h> |
4 | 35 | #include <sys/types.h> |
36 | #include <sys/stat.h> | |
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37 | #include <ucx/string.h> |
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38 | |
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39 | #include "webdav.h" |
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40 | #include "utils.h" |
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41 | #include "config.h" |
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42 | #include "crypto.h" |
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43 | #include "main.h" |
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44 | |
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45 | void xmlerrorfnc(void * ctx, const char * msg, ... ) { |
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46 | // nothing |
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47 | } |
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48 | |
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49 | int main(int argc, char **argv) { |
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50 | xmlGenericErrorFunc fnc = xmlerrorfnc; |
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51 | initGenericErrorDefaultFunc(&fnc); |
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52 | load_config(); |
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53 | |
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54 | if(argc < 2) { |
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55 | print_usage(); |
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56 | return -1; |
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57 | } |
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58 | |
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59 | if(!strcmp(argv[1], "list") || !strcmp(argv[1], "ls")) { |
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60 | return cmd_list(argc - 2, argv + 2); |
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61 | } else if(!strcmp(argv[1], "get")) { |
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62 | return cmd_get(argc - 2, argv + 2); |
4 | 63 | } else if(!strcmp(argv[1], "put")) { |
64 | return cmd_put(argc - 2, argv + 2); | |
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65 | } |
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66 | |
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67 | print_usage(); |
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68 | return -1; |
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69 | } |
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70 | |
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71 | void print_usage() { |
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72 | |
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73 | } |
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74 | |
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75 | void url_get_parts(char *url, char **root, char **path) { |
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76 | size_t ulen = strlen(url); |
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77 | *root = NULL; |
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78 | *path = NULL; |
4 | 79 | |
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80 | int s; |
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81 | if(ulen > 7 && !strncmp(url, "http://", 7)) { |
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82 | s = 7; |
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83 | } else if(ulen > 8 && !strncmp(url, "https://", 8)) { |
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84 | s = 8; |
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85 | } else { |
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86 | s = 1; |
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87 | } |
4 | 88 | |
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89 | for(int i=s;i<ulen;i++) { |
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90 | char c = url[i]; |
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91 | if(c == '/') { |
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92 | sstr_t r = sstrn(url, i); |
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93 | sstr_t p = sstrsubs(sstr(url), i); |
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94 | if(p.length == 0) { |
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95 | p = sstrn("/", 1); |
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96 | } |
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97 | *root = sstrdup(r).ptr; |
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98 | *path = sstrdup(p).ptr; |
4 | 99 | return; |
100 | } | |
101 | } | |
102 | ||
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103 | *root = strdup(url); |
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104 | *path = strdup("/"); |
4 | 105 | } |
106 | ||
107 | ||
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108 | int cmd_list(int argc, char **argv) { |
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109 | if(argc == 0) { |
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110 | return -1; |
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111 | } |
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112 | |
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113 | |
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114 | DavContext *ctx = dav_context_new(); |
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115 | DavSession *sn = NULL; |
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116 | char *url = argv[0]; |
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117 | char *root = NULL; |
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118 | char *path = NULL; |
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119 | url_get_parts(url, &root, &path); |
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120 | |
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121 | Repository *repo = get_repository(root); |
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122 | if(repo) { |
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123 | sn = dav_session_new_auth(ctx, repo->url, repo->user, repo->password); |
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124 | } else { |
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125 | sn = dav_session_new(ctx, root); |
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126 | } |
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127 | |
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128 | //printf("baseurl: %s\n", sn->base_url); |
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129 | |
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130 | DavResource *ls = dav_get(sn, path, NULL); |
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131 | if(!ls) { |
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132 | fprintf(stderr, "error\n"); |
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133 | return -1; |
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134 | } |
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135 | DavResource *child = ls->children; |
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136 | while(child) { |
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137 | printf("%s\n", child->name); |
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138 | child = child->next; |
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139 | } |
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140 | |
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141 | return 0; |
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142 | } |
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143 | |
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144 | int cmd_get(int argc, char **argv) { |
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145 | if(argc == 0) { |
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146 | return -1; |
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147 | } |
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148 | |
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149 | DavContext *ctx = dav_context_new(); |
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150 | dav_add_namespace(ctx, "U", "http://www.uap-core.de/"); |
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151 | DavSession *sn = NULL; |
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152 | char *url = argv[0]; |
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153 | char *root = NULL; |
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154 | char *path = NULL; |
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155 | url_get_parts(url, &root, &path); |
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156 | |
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157 | Repository *repo = get_repository(root); |
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158 | if(repo) { |
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159 | sn = dav_session_new_auth(ctx, repo->url, repo->user, repo->password); |
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160 | } else { |
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161 | sn = dav_session_new(ctx, root); |
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162 | } |
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163 | |
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164 | DavResource *res = dav_get(sn, path, "U:crypto-key"); |
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165 | if(!res) { |
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166 | fprintf(stderr, "error\n"); |
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167 | return -1; |
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168 | } |
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169 | FILE *out = fopen(res->name, "w"); |
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170 | if(!out) { |
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171 | fprintf(stderr, "cannot open output file\n"); |
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172 | return -1; |
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173 | } |
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174 | |
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175 | AESDecrypter *dec = NULL; |
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176 | char *keyprop = dav_get_property_ns(res, "http://www.uap-core.de/", "crypto-key"); |
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177 | if(repo) { |
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178 | Key *key = get_key(keyprop); |
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179 | if(repo->encrypt && key) { |
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180 | dec = aes_decrypter_new(key, out, (dav_write_func)fwrite); |
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181 | } |
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182 | } |
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183 | |
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184 | int ret; |
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185 | if(dec && keyprop) { |
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186 | ret = dav_get_content(res, dec, (dav_write_func)aes_write); |
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187 | } else { |
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188 | ret = dav_get_content(res, out, (dav_write_func)fwrite); |
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189 | } |
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190 | if(dec) { |
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191 | aes_decrypter_close(dec); |
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192 | } |
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193 | fclose(out); |
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194 | if(ret) { |
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195 | unlink(res->name); |
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196 | } |
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197 | |
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198 | return 0; |
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199 | } |
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200 | |
4 | 201 | int cmd_put(int argc, char **argv) { |
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202 | if(argc < 2) { |
4 | 203 | return -1; |
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204 | } |
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205 | |
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206 | DavContext *ctx = dav_context_new(); |
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207 | DavSession *sn = NULL; |
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208 | char *url = argv[0]; |
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209 | char *file = argv[1]; |
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210 | char *root = NULL; |
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211 | char *path = NULL; |
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212 | url_get_parts(url, &root, &path); |
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213 | |
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214 | Repository *repo = get_repository(root); |
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215 | if(repo) { |
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216 | sn = dav_session_new_auth(ctx, repo->url, repo->user, repo->password); |
4 | 217 | } else { |
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218 | sn = dav_session_new(ctx, root); |
4 | 219 | } |
220 | ||
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221 | DavResource *res = dav_resource_new(sn, path); |
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222 | if(!res) { |
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223 | fprintf(stderr, "error\n"); |
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224 | return -1; |
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225 | } |
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226 | FILE *in = fopen(file, "r"); |
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227 | if(!in) { |
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228 | fprintf(stderr, "cannot open input file\n"); |
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229 | return -1; |
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230 | } |
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231 | AESEncrypter *enc = NULL; |
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232 | if(repo) { |
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233 | Key *key = get_key(repo->default_key); |
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234 | if(repo->encrypt && key) { |
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235 | enc = aes_encrypter_new(key, in, (dav_read_func)fread); |
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236 | } |
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237 | } |
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238 | if(enc) { |
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239 | dav_set_content(res, enc, (dav_read_func)aes_read); |
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240 | dav_set_property_ns(res, "http://www.uap-core.de/", "crypto-key", repo->default_key); |
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241 | } else { |
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242 | dav_set_content(res, in, (dav_read_func)fread); |
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243 | } |
4 | 244 | |
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245 | if(dav_store(res)) { |
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246 | fprintf(stderr, "cannot upload file\n"); |
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247 | fclose(in); |
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248 | return -1; |
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249 | } |
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250 | fclose(in); |
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251 | return 0; |
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252 | } |