RFC4519Style.java revision 6e736056d64d0e33b26cf9f7c4e351b496241fde
1package org.bouncycastle.asn1.x500.style; 2 3import java.io.IOException; 4import java.util.Hashtable; 5 6import org.bouncycastle.asn1.ASN1Encodable; 7import org.bouncycastle.asn1.ASN1ObjectIdentifier; 8import org.bouncycastle.asn1.DERIA5String; 9import org.bouncycastle.asn1.DERPrintableString; 10import org.bouncycastle.asn1.DERUTF8String; 11import org.bouncycastle.asn1.x500.AttributeTypeAndValue; 12import org.bouncycastle.asn1.x500.RDN; 13import org.bouncycastle.asn1.x500.X500Name; 14import org.bouncycastle.asn1.x500.X500NameStyle; 15 16public class RFC4519Style 17 implements X500NameStyle 18{ 19 public static final X500NameStyle INSTANCE = new RFC4519Style(); 20 21 public static final ASN1ObjectIdentifier businessCategory = new ASN1ObjectIdentifier("2.5.4.15"); 22 public static final ASN1ObjectIdentifier c = new ASN1ObjectIdentifier("2.5.4.6"); 23 public static final ASN1ObjectIdentifier cn = new ASN1ObjectIdentifier("2.5.4.3"); 24 public static final ASN1ObjectIdentifier dc = new ASN1ObjectIdentifier("0.9.2342.19200300.100.1.25"); 25 public static final ASN1ObjectIdentifier description = new ASN1ObjectIdentifier("2.5.4.13"); 26 public static final ASN1ObjectIdentifier destinationIndicator = new ASN1ObjectIdentifier("2.5.4.27"); 27 public static final ASN1ObjectIdentifier distinguishedName = new ASN1ObjectIdentifier("2.5.4.49"); 28 public static final ASN1ObjectIdentifier dnQualifier = new ASN1ObjectIdentifier("2.5.4.46"); 29 public static final ASN1ObjectIdentifier enhancedSearchGuide = new ASN1ObjectIdentifier("2.5.4.47"); 30 public static final ASN1ObjectIdentifier facsimileTelephoneNumber = new ASN1ObjectIdentifier("2.5.4.23"); 31 public static final ASN1ObjectIdentifier generationQualifier = new ASN1ObjectIdentifier("2.5.4.44"); 32 public static final ASN1ObjectIdentifier givenName = new ASN1ObjectIdentifier("2.5.4.42"); 33 public static final ASN1ObjectIdentifier houseIdentifier = new ASN1ObjectIdentifier("2.5.4.51"); 34 public static final ASN1ObjectIdentifier initials = new ASN1ObjectIdentifier("2.5.4.43"); 35 public static final ASN1ObjectIdentifier internationalISDNNumber = new ASN1ObjectIdentifier("2.5.4.25"); 36 public static final ASN1ObjectIdentifier l = new ASN1ObjectIdentifier("2.5.4.7"); 37 public static final ASN1ObjectIdentifier member = new ASN1ObjectIdentifier("2.5.4.31"); 38 public static final ASN1ObjectIdentifier name = new ASN1ObjectIdentifier("2.5.4.41"); 39 public static final ASN1ObjectIdentifier o = new ASN1ObjectIdentifier("2.5.4.10"); 40 public static final ASN1ObjectIdentifier ou = new ASN1ObjectIdentifier("2.5.4.11"); 41 public static final ASN1ObjectIdentifier owner = new ASN1ObjectIdentifier("2.5.4.32"); 42 public static final ASN1ObjectIdentifier physicalDeliveryOfficeName = new ASN1ObjectIdentifier("2.5.4.19"); 43 public static final ASN1ObjectIdentifier postalAddress = new ASN1ObjectIdentifier("2.5.4.16"); 44 public static final ASN1ObjectIdentifier postalCode = new ASN1ObjectIdentifier("2.5.4.17"); 45 public static final ASN1ObjectIdentifier postOfficeBox = new ASN1ObjectIdentifier("2.5.4.18"); 46 public static final ASN1ObjectIdentifier preferredDeliveryMethod = new ASN1ObjectIdentifier("2.5.4.28"); 47 public static final ASN1ObjectIdentifier registeredAddress = new ASN1ObjectIdentifier("2.5.4.26"); 48 public static final ASN1ObjectIdentifier roleOccupant = new ASN1ObjectIdentifier("2.5.4.33"); 49 public static final ASN1ObjectIdentifier searchGuide = new ASN1ObjectIdentifier("2.5.4.14"); 50 public static final ASN1ObjectIdentifier seeAlso = new ASN1ObjectIdentifier("2.5.4.34"); 51 public static final ASN1ObjectIdentifier serialNumber = new ASN1ObjectIdentifier("2.5.4.5"); 52 public static final ASN1ObjectIdentifier sn = new ASN1ObjectIdentifier("2.5.4.4"); 53 public static final ASN1ObjectIdentifier st = new ASN1ObjectIdentifier("2.5.4.8"); 54 public static final ASN1ObjectIdentifier street = new ASN1ObjectIdentifier("2.5.4.9"); 55 public static final ASN1ObjectIdentifier telephoneNumber = new ASN1ObjectIdentifier("2.5.4.20"); 56 public static final ASN1ObjectIdentifier teletexTerminalIdentifier = new ASN1ObjectIdentifier("2.5.4.22"); 57 public static final ASN1ObjectIdentifier telexNumber = new ASN1ObjectIdentifier("2.5.4.21"); 58 public static final ASN1ObjectIdentifier title = new ASN1ObjectIdentifier("2.5.4.12"); 59 public static final ASN1ObjectIdentifier uid = new ASN1ObjectIdentifier("0.9.2342.19200300.100.1.1"); 60 public static final ASN1ObjectIdentifier uniqueMember = new ASN1ObjectIdentifier("2.5.4.50"); 61 public static final ASN1ObjectIdentifier userPassword = new ASN1ObjectIdentifier("2.5.4.35"); 62 public static final ASN1ObjectIdentifier x121Address = new ASN1ObjectIdentifier("2.5.4.24"); 63 public static final ASN1ObjectIdentifier x500UniqueIdentifier = new ASN1ObjectIdentifier("2.5.4.45"); 64 65 /** 66 * default look up table translating OID values into their common symbols following 67 * the convention in RFC 2253 with a few extras 68 */ 69 private static final Hashtable DefaultSymbols = new Hashtable(); 70 71 /** 72 * look up table translating common symbols into their OIDS. 73 */ 74 private static final Hashtable DefaultLookUp = new Hashtable(); 75 76 static 77 { 78 DefaultSymbols.put(businessCategory, "businessCategory"); 79 DefaultSymbols.put(c, "c"); 80 DefaultSymbols.put(cn, "cn"); 81 DefaultSymbols.put(dc, "dc"); 82 DefaultSymbols.put(description, "description"); 83 DefaultSymbols.put(destinationIndicator, "destinationIndicator"); 84 DefaultSymbols.put(distinguishedName, "distinguishedName"); 85 DefaultSymbols.put(dnQualifier, "dnQualifier"); 86 DefaultSymbols.put(enhancedSearchGuide, "enhancedSearchGuide"); 87 DefaultSymbols.put(facsimileTelephoneNumber, "facsimileTelephoneNumber"); 88 DefaultSymbols.put(generationQualifier, "generationQualifier"); 89 DefaultSymbols.put(givenName, "givenName"); 90 DefaultSymbols.put(houseIdentifier, "houseIdentifier"); 91 DefaultSymbols.put(initials, "initials"); 92 DefaultSymbols.put(internationalISDNNumber, "internationalISDNNumber"); 93 DefaultSymbols.put(l, "l"); 94 DefaultSymbols.put(member, "member"); 95 DefaultSymbols.put(name, "name"); 96 DefaultSymbols.put(o, "o"); 97 DefaultSymbols.put(ou, "ou"); 98 DefaultSymbols.put(owner, "owner"); 99 DefaultSymbols.put(physicalDeliveryOfficeName, "physicalDeliveryOfficeName"); 100 DefaultSymbols.put(postalAddress, "postalAddress"); 101 DefaultSymbols.put(postalCode, "postalCode"); 102 DefaultSymbols.put(postOfficeBox, "postOfficeBox"); 103 DefaultSymbols.put(preferredDeliveryMethod, "preferredDeliveryMethod"); 104 DefaultSymbols.put(registeredAddress, "registeredAddress"); 105 DefaultSymbols.put(roleOccupant, "roleOccupant"); 106 DefaultSymbols.put(searchGuide, "searchGuide"); 107 DefaultSymbols.put(seeAlso, "seeAlso"); 108 DefaultSymbols.put(serialNumber, "serialNumber"); 109 DefaultSymbols.put(sn, "sn"); 110 DefaultSymbols.put(st, "st"); 111 DefaultSymbols.put(street, "street"); 112 DefaultSymbols.put(telephoneNumber, "telephoneNumber"); 113 DefaultSymbols.put(teletexTerminalIdentifier, "teletexTerminalIdentifier"); 114 DefaultSymbols.put(telexNumber, "telexNumber"); 115 DefaultSymbols.put(title, "title"); 116 DefaultSymbols.put(uid, "uid"); 117 DefaultSymbols.put(uniqueMember, "uniqueMember"); 118 DefaultSymbols.put(userPassword, "userPassword"); 119 DefaultSymbols.put(x121Address, "x121Address"); 120 DefaultSymbols.put(x500UniqueIdentifier, "x500UniqueIdentifier"); 121 122 DefaultLookUp.put("businesscategory", businessCategory); 123 DefaultLookUp.put("c", c); 124 DefaultLookUp.put("cn", cn); 125 DefaultLookUp.put("dc", dc); 126 DefaultLookUp.put("description", description); 127 DefaultLookUp.put("destinationindicator", destinationIndicator); 128 DefaultLookUp.put("distinguishedname", distinguishedName); 129 DefaultLookUp.put("dnqualifier", dnQualifier); 130 DefaultLookUp.put("enhancedsearchguide", enhancedSearchGuide); 131 DefaultLookUp.put("facsimiletelephonenumber", facsimileTelephoneNumber); 132 DefaultLookUp.put("generationqualifier", generationQualifier); 133 DefaultLookUp.put("givenname", givenName); 134 DefaultLookUp.put("houseidentifier", houseIdentifier); 135 DefaultLookUp.put("initials", initials); 136 DefaultLookUp.put("internationalisdnnumber", internationalISDNNumber); 137 DefaultLookUp.put("l", l); 138 DefaultLookUp.put("member", member); 139 DefaultLookUp.put("name", name); 140 DefaultLookUp.put("o", o); 141 DefaultLookUp.put("ou", ou); 142 DefaultLookUp.put("owner", owner); 143 DefaultLookUp.put("physicaldeliveryofficename", physicalDeliveryOfficeName); 144 DefaultLookUp.put("postaladdress", postalAddress); 145 DefaultLookUp.put("postalcode", postalCode); 146 DefaultLookUp.put("postofficebox", postOfficeBox); 147 DefaultLookUp.put("preferreddeliverymethod", preferredDeliveryMethod); 148 DefaultLookUp.put("registeredaddress", registeredAddress); 149 DefaultLookUp.put("roleoccupant", roleOccupant); 150 DefaultLookUp.put("searchguide", searchGuide); 151 DefaultLookUp.put("seealso", seeAlso); 152 DefaultLookUp.put("serialnumber", serialNumber); 153 DefaultLookUp.put("sn", sn); 154 DefaultLookUp.put("st", st); 155 DefaultLookUp.put("street", street); 156 DefaultLookUp.put("telephonenumber", telephoneNumber); 157 DefaultLookUp.put("teletexterminalidentifier", teletexTerminalIdentifier); 158 DefaultLookUp.put("telexnumber", telexNumber); 159 DefaultLookUp.put("title", title); 160 DefaultLookUp.put("uid", uid); 161 DefaultLookUp.put("uniquemember", uniqueMember); 162 DefaultLookUp.put("userpassword", userPassword); 163 DefaultLookUp.put("x121address", x121Address); 164 DefaultLookUp.put("x500uniqueidentifier", x500UniqueIdentifier); 165 166 // TODO: need to add correct matching for equality comparisons. 167 } 168 169 protected RFC4519Style() 170 { 171 172 } 173 174 public ASN1Encodable stringToValue(ASN1ObjectIdentifier oid, String value) 175 { 176 if (value.length() != 0 && value.charAt(0) == '#') 177 { 178 try 179 { 180 return IETFUtils.valueFromHexString(value, 1); 181 } 182 catch (IOException e) 183 { 184 throw new RuntimeException("can't recode value for oid " + oid.getId()); 185 } 186 } 187 else 188 { 189 if (value.length() != 0 && value.charAt(0) == '\\') 190 { 191 value = value.substring(1); 192 } 193 if (oid.equals(dc)) 194 { 195 return new DERIA5String(value); 196 } 197 else if (oid.equals(c) || oid.equals(serialNumber) || oid.equals(dnQualifier) 198 || oid.equals(telephoneNumber)) 199 { 200 return new DERPrintableString(value); 201 } 202 } 203 204 return new DERUTF8String(value); 205 } 206 207 public ASN1ObjectIdentifier attrNameToOID(String attrName) 208 { 209 return IETFUtils.decodeAttrName(attrName, DefaultLookUp); 210 } 211 212 public boolean areEqual(X500Name name1, X500Name name2) 213 { 214 RDN[] rdns1 = name1.getRDNs(); 215 RDN[] rdns2 = name2.getRDNs(); 216 217 if (rdns1.length != rdns2.length) 218 { 219 return false; 220 } 221 222 boolean reverse = false; 223 224 if (rdns1[0].getFirst() != null && rdns2[0].getFirst() != null) 225 { 226 reverse = !rdns1[0].getFirst().getType().equals(rdns2[0].getFirst().getType()); // guess forward 227 } 228 229 for (int i = 0; i != rdns1.length; i++) 230 { 231 if (!foundMatch(reverse, rdns1[i], rdns2)) 232 { 233 return false; 234 } 235 } 236 237 return true; 238 } 239 240 private boolean foundMatch(boolean reverse, RDN rdn, RDN[] possRDNs) 241 { 242 if (reverse) 243 { 244 for (int i = possRDNs.length - 1; i >= 0; i--) 245 { 246 if (possRDNs[i] != null && rdnAreEqual(rdn, possRDNs[i])) 247 { 248 possRDNs[i] = null; 249 return true; 250 } 251 } 252 } 253 else 254 { 255 for (int i = 0; i != possRDNs.length; i++) 256 { 257 if (possRDNs[i] != null && rdnAreEqual(rdn, possRDNs[i])) 258 { 259 possRDNs[i] = null; 260 return true; 261 } 262 } 263 } 264 265 return false; 266 } 267 268 protected boolean rdnAreEqual(RDN rdn1, RDN rdn2) 269 { 270 if (rdn1.isMultiValued()) 271 { 272 if (rdn2.isMultiValued()) 273 { 274 AttributeTypeAndValue[] atvs1 = rdn1.getTypesAndValues(); 275 AttributeTypeAndValue[] atvs2 = rdn2.getTypesAndValues(); 276 277 if (atvs1.length != atvs2.length) 278 { 279 return false; 280 } 281 282 for (int i = 0; i != atvs1.length; i++) 283 { 284 if (!atvAreEqual(atvs1[i], atvs2[i])) 285 { 286 return false; 287 } 288 } 289 } 290 else 291 { 292 return false; 293 } 294 } 295 else 296 { 297 if (!rdn2.isMultiValued()) 298 { 299 return atvAreEqual(rdn1.getFirst(), rdn2.getFirst()); 300 } 301 else 302 { 303 return false; 304 } 305 } 306 307 return true; 308 } 309 310 private boolean atvAreEqual(AttributeTypeAndValue atv1, AttributeTypeAndValue atv2) 311 { 312 if (atv1 == atv2) 313 { 314 return true; 315 } 316 317 if (atv1 == null) 318 { 319 return false; 320 } 321 322 if (atv2 == null) 323 { 324 return false; 325 } 326 327 ASN1ObjectIdentifier o1 = atv1.getType(); 328 ASN1ObjectIdentifier o2 = atv2.getType(); 329 330 if (!o1.equals(o2)) 331 { 332 return false; 333 } 334 335 String v1 = IETFUtils.canonicalize(IETFUtils.valueToString(atv1.getValue())); 336 String v2 = IETFUtils.canonicalize(IETFUtils.valueToString(atv2.getValue())); 337 338 if (!v1.equals(v2)) 339 { 340 return false; 341 } 342 343 return true; 344 } 345 346 // parse backwards 347 public RDN[] fromString(String dirName) 348 { 349 RDN[] tmp = IETFUtils.rDNsFromString(dirName, this); 350 RDN[] res = new RDN[tmp.length]; 351 352 for (int i = 0; i != tmp.length; i++) 353 { 354 res[res.length - i - 1] = tmp[i]; 355 } 356 357 return res; 358 } 359 360 public int calculateHashCode(X500Name name) 361 { 362 int hashCodeValue = 0; 363 RDN[] rdns = name.getRDNs(); 364 365 // this needs to be order independent, like equals 366 for (int i = 0; i != rdns.length; i++) 367 { 368 if (rdns[i].isMultiValued()) 369 { 370 AttributeTypeAndValue[] atv = rdns[i].getTypesAndValues(); 371 372 for (int j = 0; j != atv.length; j++) 373 { 374 hashCodeValue ^= atv[j].getType().hashCode(); 375 hashCodeValue ^= calcHashCode(atv[j].getValue()); 376 } 377 } 378 else 379 { 380 hashCodeValue ^= rdns[i].getFirst().getType().hashCode(); 381 hashCodeValue ^= calcHashCode(rdns[i].getFirst().getValue()); 382 } 383 } 384 385 return hashCodeValue; 386 } 387 388 private int calcHashCode(ASN1Encodable enc) 389 { 390 String value = IETFUtils.valueToString(enc); 391 392 value = IETFUtils.canonicalize(value); 393 394 return value.hashCode(); 395 } 396 397 // convert in reverse 398 public String toString(X500Name name) 399 { 400 StringBuffer buf = new StringBuffer(); 401 boolean first = true; 402 403 RDN[] rdns = name.getRDNs(); 404 405 for (int i = rdns.length - 1; i >= 0; i--) 406 { 407 if (first) 408 { 409 first = false; 410 } 411 else 412 { 413 buf.append(','); 414 } 415 416 if (rdns[i].isMultiValued()) 417 { 418 AttributeTypeAndValue[] atv = rdns[i].getTypesAndValues(); 419 boolean firstAtv = true; 420 421 for (int j = 0; j != atv.length; j++) 422 { 423 if (firstAtv) 424 { 425 firstAtv = false; 426 } 427 else 428 { 429 buf.append('+'); 430 } 431 432 IETFUtils.appendTypeAndValue(buf, atv[j], DefaultSymbols); 433 } 434 } 435 else 436 { 437 IETFUtils.appendTypeAndValue(buf, rdns[i].getFirst(), DefaultSymbols); 438 } 439 } 440 441 return buf.toString(); 442 } 443} 444