J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2005-2006 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | #include "NativeUtil.h" |
| 27 | #include "NativeFunc.h" |
| 28 | |
| 29 | const int JAVA_DUPLICATE_TOKEN_CODE = 19; /* DUPLICATE_TOKEN */ |
| 30 | const int JAVA_OLD_TOKEN_CODE = 20; /* OLD_TOKEN */ |
| 31 | const int JAVA_UNSEQ_TOKEN_CODE = 21; /* UNSEQ_TOKEN */ |
| 32 | const int JAVA_GAP_TOKEN_CODE = 22; /* GAP_TOKEN */ |
| 33 | const int JAVA_ERROR_CODE[] = { |
| 34 | 2, /* BAD_MECH */ |
| 35 | 3, /* BAD_NAME */ |
| 36 | 4, /* BAD_NAMETYPE */ |
| 37 | 1, /* BAD_BINDINGS */ |
| 38 | 5, /* BAD_STATUS */ |
| 39 | 6, /* BAD_MIC */ |
| 40 | 13, /* NO_CRED */ |
| 41 | 12, /* NO_CONTEXT */ |
| 42 | 10, /* DEFECTIVE_TOKEN */ |
| 43 | 9, /* DEFECTIVE_CREDENTIAL */ |
| 44 | 8, /* CREDENTIAL_EXPIRED */ |
| 45 | 7, /* CONTEXT_EXPIRED */ |
| 46 | 11, /* FAILURE */ |
| 47 | 14, /* BAD_QOP */ |
| 48 | 15, /* UNAUTHORIZED */ |
| 49 | 16, /* UNAVAILABLE */ |
| 50 | 17, /* DUPLICATE_ELEMENT */ |
| 51 | 18, /* NAME_NOT_MN */ |
| 52 | }; |
| 53 | const char SPNEGO_BYTES[] = { |
| 54 | 0x2b, 0x06, 0x01, 0x05, 0x05, 0x02 |
| 55 | }; |
| 56 | |
| 57 | jclass CLS_Object; |
| 58 | jclass CLS_String; |
| 59 | jclass CLS_Oid; |
| 60 | jclass CLS_GSSException; |
| 61 | jclass CLS_GSSNameElement; |
| 62 | jclass CLS_GSSCredElement; |
| 63 | jclass CLS_NativeGSSContext; |
| 64 | jclass CLS_SunNativeProvider; |
| 65 | jmethodID MID_String_ctor; |
| 66 | jmethodID MID_Oid_ctor1; |
| 67 | jmethodID MID_Oid_getDER; |
| 68 | jmethodID MID_MessageProp_getPrivacy; |
| 69 | jmethodID MID_MessageProp_getQOP; |
| 70 | jmethodID MID_MessageProp_setPrivacy; |
| 71 | jmethodID MID_MessageProp_setQOP; |
| 72 | jmethodID MID_MessageProp_setSupplementaryStates; |
| 73 | jmethodID MID_GSSException_ctor3; |
| 74 | jmethodID MID_ChannelBinding_getInitiatorAddr; |
| 75 | jmethodID MID_ChannelBinding_getAcceptorAddr; |
| 76 | jmethodID MID_ChannelBinding_getAppData; |
| 77 | jmethodID MID_InetAddress_getAddr; |
| 78 | jmethodID MID_GSSNameElement_ctor; |
| 79 | jmethodID MID_GSSCredElement_ctor; |
| 80 | jmethodID MID_NativeGSSContext_ctor; |
| 81 | jmethodID MID_SunNativeProvider_debug; |
| 82 | jfieldID FID_GSSLibStub_pMech; |
| 83 | jfieldID FID_NativeGSSContext_pContext; |
| 84 | jfieldID FID_NativeGSSContext_srcName; |
| 85 | jfieldID FID_NativeGSSContext_targetName; |
| 86 | jfieldID FID_NativeGSSContext_isInitiator; |
| 87 | jfieldID FID_NativeGSSContext_isEstablished; |
| 88 | jfieldID FID_NativeGSSContext_delegatedCred; |
| 89 | jfieldID FID_NativeGSSContext_flags; |
| 90 | jfieldID FID_NativeGSSContext_lifetime; |
| 91 | jfieldID FID_NativeGSSContext_actualMech; |
| 92 | char debugBuf[256]; |
| 93 | |
| 94 | JNIEXPORT jint JNICALL |
| 95 | JNI_OnLoad(JavaVM *jvm, void *reserved) { |
| 96 | JNIEnv *env; |
| 97 | jclass cls; |
| 98 | |
| 99 | if ((*jvm)->GetEnv(jvm, (void **)&env, JNI_VERSION_1_2)) { |
| 100 | return JNI_EVERSION; /* JNI version not supported */ |
| 101 | } |
| 102 | /* Retrieve and store the classes in global ref */ |
| 103 | cls = (*env)->FindClass(env, "java/lang/Object"); |
| 104 | if (cls == NULL) { |
| 105 | printf("Couldn't find Object class\n"); |
| 106 | return JNI_ERR; |
| 107 | } |
| 108 | CLS_Object = (*env)->NewGlobalRef(env, cls); |
| 109 | if (CLS_Object == NULL) { |
| 110 | return JNI_ERR; |
| 111 | } |
| 112 | cls = (*env)->FindClass(env, "java/lang/String"); |
| 113 | if (cls == NULL) { |
| 114 | printf("Couldn't find String class\n"); |
| 115 | return JNI_ERR; |
| 116 | } |
| 117 | CLS_String = (*env)->NewGlobalRef(env, cls); |
| 118 | if (CLS_String == NULL) { |
| 119 | return JNI_ERR; |
| 120 | } |
| 121 | cls = (*env)->FindClass(env, "org/ietf/jgss/Oid"); |
| 122 | if (cls == NULL) { |
| 123 | printf("Couldn't find org.ietf.jgss.Oid class\n"); |
| 124 | return JNI_ERR; |
| 125 | } |
| 126 | CLS_Oid = (*env)->NewGlobalRef(env, cls); |
| 127 | if (CLS_Oid == NULL) { |
| 128 | return JNI_ERR; |
| 129 | } |
| 130 | cls = (*env)->FindClass(env, "org/ietf/jgss/GSSException"); |
| 131 | if (cls == NULL) { |
| 132 | printf("Couldn't find org.ietf.jgss.GSSException class\n"); |
| 133 | return JNI_ERR; |
| 134 | } |
| 135 | CLS_GSSException = (*env)->NewGlobalRef(env, cls); |
| 136 | if (CLS_GSSException == NULL) { |
| 137 | return JNI_ERR; |
| 138 | } |
| 139 | cls = (*env)->FindClass(env, "sun/security/jgss/wrapper/GSSNameElement"); |
| 140 | if (cls == NULL) { |
| 141 | printf("Couldn't find sun.security.jgss.wrapper.GSSNameElement class\n"); |
| 142 | return JNI_ERR; |
| 143 | } |
| 144 | CLS_GSSNameElement = (*env)->NewGlobalRef(env, cls); |
| 145 | if (CLS_GSSException == NULL) { |
| 146 | return JNI_ERR; |
| 147 | } |
| 148 | cls = (*env)->FindClass(env, "sun/security/jgss/wrapper/GSSCredElement"); |
| 149 | if (cls == NULL) { |
| 150 | printf("Couldn't find sun.security.jgss.wrapper.GSSCredElement class\n"); |
| 151 | return JNI_ERR; |
| 152 | } |
| 153 | CLS_GSSCredElement = (*env)->NewGlobalRef(env, cls); |
| 154 | if (CLS_GSSCredElement == NULL) { |
| 155 | return JNI_ERR; |
| 156 | } |
| 157 | cls = (*env)->FindClass(env, "sun/security/jgss/wrapper/NativeGSSContext"); |
| 158 | if (cls == NULL) { |
| 159 | printf("Couldn't find sun.security.jgss.wrapper.NativeGSSContext class\n"); |
| 160 | return JNI_ERR; |
| 161 | } |
| 162 | CLS_NativeGSSContext = (*env)->NewGlobalRef(env, cls); |
| 163 | if (CLS_NativeGSSContext == NULL) { |
| 164 | return JNI_ERR; |
| 165 | } |
| 166 | cls = (*env)->FindClass(env, "sun/security/jgss/wrapper/SunNativeProvider"); |
| 167 | if (cls == NULL) { |
| 168 | printf("Couldn't find sun.security.jgss.wrapper.SunNativeProvider class\n"); |
| 169 | return JNI_ERR; |
| 170 | } |
| 171 | CLS_SunNativeProvider = (*env)->NewGlobalRef(env, cls); |
| 172 | if (CLS_SunNativeProvider == NULL) { |
| 173 | return JNI_ERR; |
| 174 | } |
| 175 | /* Compute and cache the method ID */ |
| 176 | MID_String_ctor = (*env)->GetMethodID(env, CLS_String, |
| 177 | "<init>", "([B)V"); |
| 178 | if (MID_String_ctor == NULL) { |
| 179 | printf("Couldn't find String(byte[]) constructor\n"); |
| 180 | return JNI_ERR; |
| 181 | } |
| 182 | MID_Oid_ctor1 = |
| 183 | (*env)->GetMethodID(env, CLS_Oid, "<init>", "([B)V"); |
| 184 | if (MID_Oid_ctor1 == NULL) { |
| 185 | printf("Couldn't find Oid(byte[]) constructor\n"); |
| 186 | return JNI_ERR; |
| 187 | } |
| 188 | MID_Oid_getDER = (*env)->GetMethodID(env, CLS_Oid, "getDER", "()[B"); |
| 189 | if (MID_Oid_getDER == NULL) { |
| 190 | printf("Couldn't find Oid.getDER() method\n"); |
| 191 | return JNI_ERR; |
| 192 | } |
| 193 | cls = (*env)->FindClass(env, "org/ietf/jgss/MessageProp"); |
| 194 | if (cls == NULL) { |
| 195 | printf("Couldn't find org.ietf.jgss.MessageProp class\n"); |
| 196 | return JNI_ERR; |
| 197 | } |
| 198 | MID_MessageProp_getPrivacy = |
| 199 | (*env)->GetMethodID(env, cls, "getPrivacy", "()Z"); |
| 200 | if (MID_MessageProp_getPrivacy == NULL) { |
| 201 | printf("Couldn't find MessageProp.getPrivacy() method\n"); |
| 202 | return JNI_ERR; |
| 203 | } |
| 204 | MID_MessageProp_getQOP = (*env)->GetMethodID(env, cls, "getQOP", "()I"); |
| 205 | if (MID_MessageProp_getQOP == NULL) { |
| 206 | printf("Couldn't find MessageProp.getQOP() method\n"); |
| 207 | return JNI_ERR; |
| 208 | } |
| 209 | MID_MessageProp_setPrivacy = |
| 210 | (*env)->GetMethodID(env, cls, "setPrivacy", "(Z)V"); |
| 211 | if (MID_MessageProp_setPrivacy == NULL) { |
| 212 | printf("Couldn't find MessageProp.setPrivacy(boolean) method\n"); |
| 213 | return JNI_ERR; |
| 214 | } |
| 215 | MID_MessageProp_setQOP = (*env)->GetMethodID(env, cls, "setQOP", "(I)V"); |
| 216 | if (MID_MessageProp_setQOP == NULL) { |
| 217 | printf("Couldn't find MessageProp.setQOP(int) method\n"); |
| 218 | return JNI_ERR; |
| 219 | } |
| 220 | MID_MessageProp_setSupplementaryStates = |
| 221 | (*env)->GetMethodID(env, cls, "setSupplementaryStates", |
| 222 | "(ZZZZILjava/lang/String;)V"); |
| 223 | if (MID_MessageProp_setSupplementaryStates == NULL) { |
| 224 | printf("Couldn't find MessageProp.setSupplementaryStates(...) method\n"); |
| 225 | return JNI_ERR; |
| 226 | } |
| 227 | MID_GSSException_ctor3 = (*env)->GetMethodID |
| 228 | (env, CLS_GSSException, "<init>", "(IILjava/lang/String;)V"); |
| 229 | if (MID_GSSException_ctor3 == NULL) { |
| 230 | printf("Couldn't find GSSException(int, int, String) constructor\n"); |
| 231 | return JNI_ERR; |
| 232 | } |
| 233 | cls = (*env)->FindClass(env, "org/ietf/jgss/ChannelBinding"); |
| 234 | if (cls == NULL) { |
| 235 | printf("Couldn't find org.ietf.jgss.ChannelBinding class\n"); |
| 236 | return JNI_ERR; |
| 237 | } |
| 238 | MID_ChannelBinding_getInitiatorAddr = |
| 239 | (*env)->GetMethodID(env, cls, "getInitiatorAddress", |
| 240 | "()Ljava/net/InetAddress;"); |
| 241 | if (MID_ChannelBinding_getInitiatorAddr == NULL) { |
| 242 | printf("Couldn't find ChannelBinding.getInitiatorAddress() method\n"); |
| 243 | return JNI_ERR; |
| 244 | } |
| 245 | MID_ChannelBinding_getAcceptorAddr = |
| 246 | (*env)->GetMethodID(env, cls, "getAcceptorAddress", |
| 247 | "()Ljava/net/InetAddress;"); |
| 248 | if (MID_ChannelBinding_getAcceptorAddr == NULL) { |
| 249 | printf("Couldn't find ChannelBinding.getAcceptorAddress() method\n"); |
| 250 | return JNI_ERR; |
| 251 | } |
| 252 | MID_ChannelBinding_getAppData = |
| 253 | (*env)->GetMethodID(env, cls, "getApplicationData", "()[B"); |
| 254 | if (MID_ChannelBinding_getAppData == NULL) { |
| 255 | printf("Couldn't find ChannelBinding.getApplicationData() method\n"); |
| 256 | return JNI_ERR; |
| 257 | } |
| 258 | cls = (*env)->FindClass(env, "java/net/InetAddress"); |
| 259 | if (cls == NULL) { |
| 260 | printf("Couldn't find java.net.InetAddress class\n"); |
| 261 | return JNI_ERR; |
| 262 | } |
| 263 | MID_InetAddress_getAddr = (*env)->GetMethodID(env, cls, "getAddress", |
| 264 | "()[B"); |
| 265 | if (MID_InetAddress_getAddr == NULL) { |
| 266 | printf("Couldn't find InetAddress.getAddress() method\n"); |
| 267 | return JNI_ERR; |
| 268 | } |
| 269 | MID_GSSNameElement_ctor = |
| 270 | (*env)->GetMethodID(env, CLS_GSSNameElement, |
| 271 | "<init>", "(JLsun/security/jgss/wrapper/GSSLibStub;)V"); |
| 272 | if (MID_GSSNameElement_ctor == NULL) { |
| 273 | printf("Couldn't find GSSNameElement(long, GSSLibStub) constructor\n"); |
| 274 | return JNI_ERR; |
| 275 | } |
| 276 | MID_GSSCredElement_ctor = |
| 277 | (*env)->GetMethodID(env, CLS_GSSCredElement, "<init>", |
| 278 | "(JLsun/security/jgss/wrapper/GSSNameElement;Lorg/ietf/jgss/Oid;)V"); |
| 279 | if (MID_GSSCredElement_ctor == NULL) { |
| 280 | printf("Couldn't find GSSCredElement(long, GSSLibStub) constructor\n"); |
| 281 | return JNI_ERR; |
| 282 | } |
| 283 | MID_NativeGSSContext_ctor = |
| 284 | (*env)->GetMethodID(env, CLS_NativeGSSContext, "<init>", |
| 285 | "(JLsun/security/jgss/wrapper/GSSLibStub;)V"); |
| 286 | if (MID_NativeGSSContext_ctor == NULL) { |
| 287 | printf("Couldn't find NativeGSSContext(long, GSSLibStub) constructor\n"); |
| 288 | return JNI_ERR; |
| 289 | } |
| 290 | MID_SunNativeProvider_debug = |
| 291 | (*env)->GetStaticMethodID(env, CLS_SunNativeProvider, "debug", |
| 292 | "(Ljava/lang/String;)V"); |
| 293 | if (MID_SunNativeProvider_debug == NULL) { |
| 294 | printf("Couldn't find SunNativeProvider.debug(String) method\n"); |
| 295 | return JNI_ERR; |
| 296 | } |
| 297 | /* Compute and cache the field ID */ |
| 298 | cls = (*env)->FindClass(env, "sun/security/jgss/wrapper/GSSLibStub"); |
| 299 | if (cls == NULL) { |
| 300 | printf("Couldn't find sun.security.jgss.wrapper.GSSLibStub class\n"); |
| 301 | return JNI_ERR; |
| 302 | } |
| 303 | FID_GSSLibStub_pMech = |
| 304 | (*env)->GetFieldID(env, cls, "pMech", "J"); |
| 305 | if (FID_GSSLibStub_pMech == NULL) { |
| 306 | printf("Couldn't find GSSLibStub.pMech field\n"); |
| 307 | return JNI_ERR; |
| 308 | } |
| 309 | FID_NativeGSSContext_pContext = |
| 310 | (*env)->GetFieldID(env, CLS_NativeGSSContext, "pContext", "J"); |
| 311 | if (FID_NativeGSSContext_pContext == NULL) { |
| 312 | printf("Couldn't find NativeGSSContext.pContext field\n"); |
| 313 | return JNI_ERR; |
| 314 | } |
| 315 | FID_NativeGSSContext_srcName = |
| 316 | (*env)->GetFieldID(env, CLS_NativeGSSContext, "srcName", |
| 317 | "Lsun/security/jgss/wrapper/GSSNameElement;"); |
| 318 | if (FID_NativeGSSContext_srcName == NULL) { |
| 319 | printf("Couldn't find NativeGSSContext.srcName field\n"); |
| 320 | return JNI_ERR; |
| 321 | } |
| 322 | FID_NativeGSSContext_targetName = |
| 323 | (*env)->GetFieldID(env, CLS_NativeGSSContext, "targetName", |
| 324 | "Lsun/security/jgss/wrapper/GSSNameElement;"); |
| 325 | if (FID_NativeGSSContext_targetName == NULL) { |
| 326 | printf("Couldn't find NativeGSSContext.targetName field\n"); |
| 327 | return JNI_ERR; |
| 328 | } |
| 329 | FID_NativeGSSContext_isInitiator = |
| 330 | (*env)->GetFieldID(env, CLS_NativeGSSContext, "isInitiator", "Z"); |
| 331 | if (FID_NativeGSSContext_isInitiator == NULL) { |
| 332 | printf("Couldn't find NativeGSSContext.isInitiator field\n"); |
| 333 | return JNI_ERR; |
| 334 | } |
| 335 | FID_NativeGSSContext_isEstablished = |
| 336 | (*env)->GetFieldID(env, CLS_NativeGSSContext, "isEstablished", "Z"); |
| 337 | if (FID_NativeGSSContext_isEstablished == NULL) { |
| 338 | printf("Couldn't find NativeGSSContext.isEstablished field\n"); |
| 339 | return JNI_ERR; |
| 340 | } |
| 341 | FID_NativeGSSContext_delegatedCred = |
| 342 | (*env)->GetFieldID(env, CLS_NativeGSSContext, "delegatedCred", |
| 343 | "Lsun/security/jgss/wrapper/GSSCredElement;"); |
| 344 | if (FID_NativeGSSContext_delegatedCred == NULL) { |
| 345 | printf("Couldn't find NativeGSSContext.delegatedCred field\n"); |
| 346 | return JNI_ERR; |
| 347 | } |
| 348 | FID_NativeGSSContext_flags = |
| 349 | (*env)->GetFieldID(env, CLS_NativeGSSContext, "flags", "I"); |
| 350 | if (FID_NativeGSSContext_flags == NULL) { |
| 351 | printf("Couldn't find NativeGSSContext.flags field\n"); |
| 352 | return JNI_ERR; |
| 353 | } |
| 354 | FID_NativeGSSContext_lifetime = |
| 355 | (*env)->GetFieldID(env, CLS_NativeGSSContext, "lifetime", "I"); |
| 356 | if (FID_NativeGSSContext_lifetime == NULL) { |
| 357 | printf("Couldn't find NativeGSSContext.lifetime field\n"); |
| 358 | return JNI_ERR; |
| 359 | } |
| 360 | FID_NativeGSSContext_actualMech = |
| 361 | (*env)->GetFieldID(env, CLS_NativeGSSContext, "actualMech", |
| 362 | "Lorg/ietf/jgss/Oid;"); |
| 363 | if (FID_NativeGSSContext_actualMech == NULL) { |
| 364 | printf("Couldn't find NativeGSSContext.actualMech field\n"); |
| 365 | return JNI_ERR; |
| 366 | } |
| 367 | return JNI_VERSION_1_2; |
| 368 | } |
| 369 | |
| 370 | JNIEXPORT void JNICALL |
| 371 | JNI_OnUnload(JavaVM *jvm, void *reserved) { |
| 372 | JNIEnv *env; |
| 373 | |
| 374 | if ((*jvm)->GetEnv(jvm, (void **)&env, JNI_VERSION_1_2)) { |
| 375 | return; |
| 376 | } |
| 377 | /* Delete the global refs */ |
| 378 | (*env)->DeleteGlobalRef(env, CLS_Object); |
| 379 | (*env)->DeleteGlobalRef(env, CLS_String); |
| 380 | (*env)->DeleteGlobalRef(env, CLS_Oid); |
| 381 | (*env)->DeleteGlobalRef(env, CLS_GSSException); |
| 382 | (*env)->DeleteGlobalRef(env, CLS_GSSNameElement); |
| 383 | (*env)->DeleteGlobalRef(env, CLS_GSSCredElement); |
| 384 | (*env)->DeleteGlobalRef(env, CLS_SunNativeProvider); |
| 385 | return; |
| 386 | } |
| 387 | |
| 388 | const OM_uint32 JAVA_MAX = GSS_C_INDEFINITE/2; |
| 389 | |
| 390 | /* |
| 391 | * Utility routine for converting the C unsigned integer time |
| 392 | * to Java signed integer time. |
| 393 | */ |
| 394 | jint getJavaTime(OM_uint32 ctime) { |
| 395 | jint result; |
| 396 | |
| 397 | /* special handle values equals or more than JAVA_MAX */ |
| 398 | if (ctime == GSS_C_INDEFINITE) { |
| 399 | result = JAVA_MAX; |
| 400 | } else if (ctime >= JAVA_MAX) { |
| 401 | result = JAVA_MAX-1; |
| 402 | } else { |
| 403 | result = ctime; |
| 404 | } |
| 405 | return result; |
| 406 | } |
| 407 | /* |
| 408 | * Utility routine for converting the Java signed integer time |
| 409 | * to C unsigned integer time. |
| 410 | */ |
| 411 | OM_uint32 getGSSTime(jint jtime) { |
| 412 | OM_uint32 result; |
| 413 | |
| 414 | /* special handle values equal to JAVA_MAX */ |
| 415 | if (jtime == JAVA_MAX) { |
| 416 | result = GSS_C_INDEFINITE; |
| 417 | } else { |
| 418 | result = jtime; |
| 419 | } |
| 420 | return result; |
| 421 | } |
| 422 | /* |
| 423 | * Utility routine for mapping the C error code to the |
| 424 | * Java one. The routine errors really should have |
| 425 | * shared the same values but unfortunately don't. |
| 426 | */ |
| 427 | jint getJavaErrorCode(int cNonCallingErr) { |
| 428 | int cRoutineErr, cSuppStatus; |
| 429 | /* map the routine errors */ |
| 430 | cRoutineErr = GSS_ROUTINE_ERROR(cNonCallingErr) >> 16; |
| 431 | if (cRoutineErr != GSS_S_COMPLETE) { |
| 432 | return JAVA_ERROR_CODE[cRoutineErr-1]; |
| 433 | } |
| 434 | /* map the supplementary infos */ |
| 435 | cSuppStatus = GSS_SUPPLEMENTARY_INFO(cNonCallingErr); |
| 436 | if (cSuppStatus & GSS_S_DUPLICATE_TOKEN) { |
| 437 | return JAVA_DUPLICATE_TOKEN_CODE; |
| 438 | } else if (cSuppStatus & GSS_S_OLD_TOKEN) { |
| 439 | return JAVA_OLD_TOKEN_CODE; |
| 440 | } else if (cSuppStatus & GSS_S_UNSEQ_TOKEN) { |
| 441 | return JAVA_UNSEQ_TOKEN_CODE; |
| 442 | } else if (cSuppStatus & GSS_S_GAP_TOKEN) { |
| 443 | return JAVA_GAP_TOKEN_CODE; |
| 444 | } |
| 445 | return GSS_S_COMPLETE; |
| 446 | } |
| 447 | /* |
| 448 | * Utility routine for creating a java.lang.String object |
| 449 | * using the specified gss_buffer_t structure. After the, |
| 450 | * String object is created, the specified gss_buffer_t |
| 451 | * structure is released. |
| 452 | */ |
| 453 | jstring getJavaString(JNIEnv *env, gss_buffer_t bytes) { |
| 454 | jstring result; |
| 455 | OM_uint32 minor; |
| 456 | int len; |
| 457 | jbyteArray jbytes; |
| 458 | |
| 459 | if (bytes != NULL) { |
| 460 | /* constructs the String object with new String(byte[]) |
| 461 | NOTE: do NOT include the trailing NULL */ |
| 462 | len = bytes->length; |
| 463 | jbytes = (*env)->NewByteArray(env, len); |
| 464 | (*env)->SetByteArrayRegion(env, jbytes, 0, len, (jbyte *) bytes->value); |
| 465 | result = (*env)->NewObject(env, CLS_String, MID_String_ctor, |
| 466 | jbytes); |
| 467 | (*env)->DeleteLocalRef(env, jbytes); |
| 468 | (*ftab->releaseBuffer)(&minor, bytes); |
| 469 | return result; |
| 470 | } /* else fall through */ |
| 471 | return NULL; |
| 472 | } |
| 473 | /* |
| 474 | * Utility routine for generate message for the specified minor |
| 475 | * status code. |
| 476 | */ |
| 477 | jstring getMinorMessage(JNIEnv *env, jobject jstub, OM_uint32 statusValue) { |
| 478 | OM_uint32 messageContext, minor, major; |
| 479 | gss_buffer_desc statusString; |
| 480 | gss_OID mech; |
| 481 | jstring msg; |
| 482 | |
| 483 | messageContext = 0; |
| 484 | if (jstub != NULL) { |
| 485 | mech = (gss_OID) (*env)->GetLongField(env, jstub, FID_GSSLibStub_pMech); |
| 486 | } else { |
| 487 | mech = GSS_C_NO_OID; |
| 488 | } |
| 489 | /* gss_display_status(...) => GSS_S_BAD_MECH, GSS_S_BAD_STATUS */ |
| 490 | major = (*ftab->displayStatus)(&minor, statusValue, GSS_C_MECH_CODE, mech, |
| 491 | &messageContext, &statusString); |
| 492 | /* release intermediate buffers */ |
| 493 | msg = getJavaString(env, &statusString); |
| 494 | (*ftab->releaseBuffer)(&minor, &statusString); |
| 495 | return msg; |
| 496 | } |
| 497 | /* |
| 498 | * Utility routine checking the specified major and minor |
| 499 | * status codes. GSSExceptions will be thrown if they are |
| 500 | * not GSS_S_COMPLETE (i.e. 0). |
| 501 | */ |
| 502 | void checkStatus(JNIEnv *env, jobject jstub, OM_uint32 major, |
| 503 | OM_uint32 minor, char* methodName) { |
| 504 | int callingErr, routineErr, supplementaryInfo; |
| 505 | jint jmajor, jminor; |
| 506 | char* msg; |
| 507 | jstring jmsg; |
| 508 | jthrowable gssEx; |
| 509 | |
| 510 | if (major == GSS_S_COMPLETE) return; |
| 511 | |
| 512 | callingErr = GSS_CALLING_ERROR(major); |
| 513 | routineErr = GSS_ROUTINE_ERROR(major); |
| 514 | supplementaryInfo = GSS_SUPPLEMENTARY_INFO(major); |
| 515 | |
| 516 | sprintf(debugBuf, "%s Status major/minor = %x/%d", methodName, major, minor); |
| 517 | debug(env, debugBuf); |
| 518 | sprintf(debugBuf, "%s Status c/r/s = %d/%d/%d ", methodName, callingErr>>24, |
| 519 | routineErr>>16, supplementaryInfo); |
| 520 | debug(env, debugBuf); |
| 521 | |
| 522 | jmajor = getJavaErrorCode(routineErr | supplementaryInfo); |
| 523 | jminor = minor; |
| 524 | if (jmajor != GSS_S_COMPLETE) { |
| 525 | jmsg = NULL; |
| 526 | if (minor != 0) { |
| 527 | jmsg = getMinorMessage(env, jstub, minor); |
| 528 | } |
| 529 | gssEx = (*env)->NewObject(env, CLS_GSSException, |
| 530 | MID_GSSException_ctor3, |
| 531 | jmajor, jminor, jmsg); |
| 532 | (*env)->Throw(env, gssEx); |
| 533 | } else { |
| 534 | /* Error in calling the GSS api */ |
| 535 | if (callingErr == GSS_S_CALL_INACCESSIBLE_READ) { |
| 536 | msg = "A required input parameter cannot be read"; |
| 537 | } else if (callingErr == GSS_S_CALL_INACCESSIBLE_WRITE) { |
| 538 | msg = "A required output parameter cannot be write"; |
| 539 | } else { |
| 540 | msg = "A parameter was malformed"; |
| 541 | } |
| 542 | jmajor = 13; /* use GSSException.FAILURE for now */ |
| 543 | jmsg = (*env)->NewStringUTF(env, msg); |
| 544 | gssEx = (*env)->NewObject(env, CLS_GSSException, |
| 545 | MID_GSSException_ctor3, |
| 546 | jmajor, jminor, jmsg); |
| 547 | (*env)->Throw(env, gssEx); |
| 548 | } |
| 549 | } |
| 550 | /* |
| 551 | * Utility routine for initializing gss_buffer_t structure |
| 552 | * with the byte[] in the specified jbyteArray object. |
| 553 | * NOTE: need to call resetGSSBuffer(...) to free up |
| 554 | * the resources. |
| 555 | */ |
| 556 | void initGSSBuffer(JNIEnv *env, jbyteArray jbytes, |
| 557 | gss_buffer_t cbytes) { |
| 558 | if (jbytes != NULL) { |
| 559 | cbytes->length = (*env)->GetArrayLength(env, jbytes); |
| 560 | cbytes->value = (*env)->GetByteArrayElements(env, jbytes, NULL); |
| 561 | } else { |
| 562 | cbytes->length = 0; |
| 563 | cbytes->value = NULL; |
| 564 | } |
| 565 | } |
| 566 | /* |
| 567 | * Utility routine for unpinning/releasing the byte[] |
| 568 | * associated with the specified jbyteArray object. |
| 569 | * NOTE: used in conjunction with initGSSBuffer(...). |
| 570 | */ |
| 571 | void resetGSSBuffer(JNIEnv *env, jbyteArray jbytes, |
| 572 | gss_buffer_t cbytes) { |
| 573 | if ((cbytes != NULL) && (cbytes != GSS_C_NO_BUFFER) && |
| 574 | (cbytes->length != 0)) { |
| 575 | (*env)->ReleaseByteArrayElements(env, jbytes, cbytes->value, |
| 576 | JNI_ABORT); |
| 577 | } |
| 578 | } |
| 579 | /* |
| 580 | * Utility routine for creating a jbyteArray object using |
| 581 | * the byte[] value in specified gss_buffer_t structure. |
| 582 | * NOTE: the specified gss_buffer_t structure will be |
| 583 | * released in this routine. |
| 584 | */ |
| 585 | jbyteArray getJavaBuffer(JNIEnv *env, gss_buffer_t cbytes) { |
| 586 | jbyteArray result; |
| 587 | OM_uint32 minor; // don't care, just so it compiles |
| 588 | |
| 589 | if ((cbytes != NULL) && (cbytes != GSS_C_NO_BUFFER) && |
| 590 | (cbytes->length != 0)) { |
| 591 | result = (*env)->NewByteArray(env, cbytes->length); |
| 592 | (*env)->SetByteArrayRegion(env, result, 0, cbytes->length, |
| 593 | cbytes->value); |
| 594 | (*ftab->releaseBuffer)(&minor, cbytes); |
| 595 | return result; |
| 596 | } |
| 597 | return NULL; |
| 598 | } |
| 599 | |
| 600 | /* |
| 601 | * Utility routine for creating a non-mech gss_OID using |
| 602 | * the specified org.ietf.jgss.Oid object. |
| 603 | * NOTE: need to call deleteGSSOID(...) afterwards to |
| 604 | * release the created gss_OID structure. |
| 605 | */ |
| 606 | gss_OID newGSSOID(JNIEnv *env, jobject jOid) { |
| 607 | jbyteArray jbytes; |
| 608 | gss_OID cOid; |
| 609 | jthrowable gssEx; |
| 610 | if (jOid != NULL) { |
| 611 | jbytes = (*env)->CallObjectMethod(env, jOid, MID_Oid_getDER); |
| 612 | if ((*env)->ExceptionCheck(env)) { |
| 613 | gssEx = (*env)->ExceptionOccurred(env); |
| 614 | (*env)->Throw(env, gssEx); |
| 615 | } |
| 616 | cOid = malloc(sizeof(struct gss_OID_desc_struct)); |
| 617 | cOid->length = (*env)->GetArrayLength(env, jbytes) - 2; |
| 618 | cOid->elements = malloc(cOid->length); |
| 619 | (*env)->GetByteArrayRegion(env, jbytes, 2, cOid->length, |
| 620 | cOid->elements); |
| 621 | (*env)->DeleteLocalRef(env, jbytes); |
| 622 | return cOid; |
| 623 | } else { |
| 624 | return GSS_C_NO_OID; |
| 625 | } |
| 626 | } |
| 627 | /* |
| 628 | * Utility routine for releasing the specified gss_OID |
| 629 | * structure. |
| 630 | * NOTE: used in conjunction with newGSSOID(...). |
| 631 | */ |
| 632 | void deleteGSSOID(gss_OID oid) { |
| 633 | if (oid != GSS_C_NO_OID) { |
| 634 | free(oid->elements); |
| 635 | free(oid); |
| 636 | } |
| 637 | } |
| 638 | /* |
| 639 | * Utility routine for creating a org.ietf.jgss.Oid |
| 640 | * object using the specified gss_OID structure. |
| 641 | */ |
| 642 | jobject getJavaOID(JNIEnv *env, gss_OID cOid) { |
| 643 | int cLen; |
| 644 | char oidHdr[2]; |
| 645 | jbyteArray jbytes; |
| 646 | jobject result; |
| 647 | |
| 648 | if ((cOid == NULL) || (cOid == GSS_C_NO_OID)) { |
| 649 | return NULL; |
| 650 | } |
| 651 | cLen = cOid->length; |
| 652 | oidHdr[0] = 6; |
| 653 | oidHdr[1] = cLen; |
| 654 | jbytes = (*env)->NewByteArray(env, cLen+2); |
| 655 | (*env)->SetByteArrayRegion(env, jbytes, 0, 2, (jbyte *) oidHdr); |
| 656 | (*env)->SetByteArrayRegion(env, jbytes, 2, cLen, (jbyte *) cOid->elements); |
| 657 | |
| 658 | result = (*env)->NewObject(env, CLS_Oid, MID_Oid_ctor1, jbytes); |
| 659 | if ((*env)->ExceptionCheck(env)) { |
| 660 | (*env)->Throw(env, (*env)->ExceptionOccurred(env)); |
| 661 | } |
| 662 | (*env)->DeleteLocalRef(env, jbytes); |
| 663 | return result; |
| 664 | } |
| 665 | /* |
| 666 | * Utility routine for creating a gss_OID_set structure |
| 667 | * using the specified gss_OID. |
| 668 | * NOTE: need to call deleteGSSOIDSet(...) afterwards |
| 669 | * to release the created gss_OID_set structure. |
| 670 | */ |
| 671 | gss_OID_set newGSSOIDSet(JNIEnv *env, gss_OID oid) { |
| 672 | gss_OID_set oidSet; |
| 673 | OM_uint32 minor; // don't care; just so it compiles |
| 674 | |
| 675 | if (oid->length != 6 || |
| 676 | memcmp(oid->elements, SPNEGO_BYTES, 6) != 0) { |
| 677 | (*ftab->createEmptyOidSet)(&minor, &oidSet); |
| 678 | (*ftab->addOidSetMember)(&minor, oid, &oidSet); |
| 679 | return oidSet; |
| 680 | } else { |
| 681 | // Use all mechs for SPNEGO in order to work with |
| 682 | // various native GSS impls |
| 683 | return (ftab->mechs); |
| 684 | } |
| 685 | } |
| 686 | /* |
| 687 | * Utility routine for releasing a gss_OID_set structure. |
| 688 | * NOTE: used in conjunction with newGSSOIDSet(...). |
| 689 | */ |
| 690 | void deleteGSSOIDSet(gss_OID_set oidSet) { |
| 691 | OM_uint32 minor; /* don't care; just so it compiles */ |
| 692 | |
| 693 | if ((oidSet != ftab->mechs) && |
| 694 | (oidSet != NULL) && (oidSet != GSS_C_NO_OID_SET)) { |
| 695 | (*ftab->releaseOidSet)(&minor, &oidSet); |
| 696 | } |
| 697 | } |
| 698 | /* |
| 699 | * Utility routine for creating a org.ietf.jgss.Oid[] |
| 700 | * using the specified gss_OID_set structure. |
| 701 | */ |
| 702 | jobjectArray getJavaOIDArray(JNIEnv *env, gss_OID_set cOidSet) { |
| 703 | int numOfOids = 0; |
| 704 | jobjectArray jOidSet; |
| 705 | jobject jOid; |
| 706 | int i; |
| 707 | jthrowable gssEx; |
| 708 | |
| 709 | if (cOidSet != NULL && cOidSet != GSS_C_NO_OID_SET) { |
| 710 | numOfOids = cOidSet->count; |
| 711 | jOidSet = (*env)->NewObjectArray(env, numOfOids, CLS_Oid, NULL); |
| 712 | if (jOidSet != NULL) { |
| 713 | for (i = 0; i < numOfOids; i++) { |
| 714 | jOid = getJavaOID(env, &(cOidSet->elements[i])); |
| 715 | (*env)->SetObjectArrayElement(env, jOidSet, i, jOid); |
| 716 | (*env)->DeleteLocalRef(env, jOid); |
| 717 | } |
| 718 | } |
| 719 | return jOidSet; |
| 720 | } |
| 721 | return NULL; |
| 722 | } |
| 723 | |
| 724 | void debug(JNIEnv *env, char *msg) { |
| 725 | jstring jmsg = (*env)->NewStringUTF(env, msg); |
| 726 | (*env)->CallStaticVoidMethod(env, CLS_SunNativeProvider, |
| 727 | MID_SunNativeProvider_debug, jmsg); |
| 728 | (*env)->DeleteLocalRef(env, jmsg); |
| 729 | } |
| 730 | |
| 731 | int sameMech(JNIEnv *env, gss_OID mech, gss_OID mech2) { |
| 732 | int result = JNI_FALSE; // default to not equal |
| 733 | |
| 734 | if (mech->length == mech2->length) { |
| 735 | result = (memcmp(mech->elements, mech2->elements, mech->length) == 0); |
| 736 | } |
| 737 | return result; |
| 738 | } |