libjava/jni.cc

   1 // jni.cc - JNI implementation, including the jump table.
   2
   3 /* Copyright (C) 1998, 1999  Cygnus Solutions
   4
   5    This file is part of libgcj.
   6
   7 This software is copyrighted work licensed under the terms of the
   8 Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
   9 details.  */
  10
  11 #include <config.h>
  12
  13 #include <stddef.h>
  14
  15 #include <jni.h>
  16 #include <java-field.h>
  17
  18 static jclass
  19 _Jv_JNI_GetSuperclass (JNIEnv *, jclass clazz)
  20 {
  21   return clazz->getSuperclass ();
  22 }
  23
  24 static jboolean
  25 IsAssignableFrom(JNIEnv *, jclass clazz1, jclass clazz2)
  26 {
  27   return clazz1->isAssignableFrom (clazz2);
  28 }
  29
  30 static jobject
  31 _Jv_JNI_GetObjectField (JNIEnv *, jobject obj, jfieldID field)
  32 {
  33   return _Jv_GetObjectField (obj, field);
  34 }
  35
  36 static jbyte
  37 _Jv_JNI_GetByteField (JNIEnv *, jobject obj, jfieldID field)
  38 {
  39   return _Jv_GetByteField (obj, field);
  40 }
  41
  42 static jshort
  43 _Jv_JNI_GetShortField (JNIEnv *, jobject obj, jfieldID field)
  44 {
  45   return _Jv_GetShortField (obj, field);
  46 }
  47
  48 static jint
  49 _Jv_JNI_GetIntField (JNIEnv *, jobject obj, jfieldID field)
  50 {
  51   return _Jv_GetIntField (obj, field);
  52 }
  53
  54 static jlong
  55 _Jv_JNI_GetLongField (JNIEnv *, jobject obj, jfieldID field)
  56 {
  57   return _Jv_GetLongField (obj, field);
  58 }
  59
  60 static jsize
  61 _Jv_JNI_GetStringLength (JNIEnv *, jstring string)
  62 {
  63   return string->length();
  64 }
  65
  66 // JDK 1.2
  67 jobject
  68 _Jv_JNI_ToReflectedField (JNIEnv *, jclass cls, jfieldID fieldID)
  69 {
  70   java::lang::reflect::Field *field = new java::lang::reflect::Field();
  71   field->declaringClass = cls;
  72   field->offset = (char*) fieldID - (char *) cls->fields;
  73   field->name = _Jv_NewStringUtf8Const (fieldID->getNameUtf8Const (cls));
  74   return field;
  75 }
  76
  77 // JDK 1.2
  78 jfieldID
  79 _Jv_JNI_FromReflectedField (JNIEnv *, java::lang::reflect::Field *field)
  80 {
  81   return _Jv_FromReflectedField (field);
  82 }
  83
  84 #define NOT_IMPL NULL
  85
  86 struct JNINativeInterface _Jv_JNIFunctions =
  87 {
  88   NULL,
  89   NULL,
  90   NULL,
  91   NULL,
  92   NOT_IMPL /* GetVersion */,
  93   NOT_IMPL /* DefineClass */,
  94   NOT_IMPL /* FindClass */,
  95   NULL,
  96   NULL,
  97   NULL,
  98   _Jv_JNI_GetSuperclass,
  99   IsAssignableFrom,
 100   NULL,
 101   NOT_IMPL /* Throw */,
 102   NOT_IMPL /* ThrowNew */,
 103   NOT_IMPL /* ExceptionOccurred */,
 104   NOT_IMPL /* ExceptionDescribe */,
 105   NOT_IMPL /* ExceptionClear */,
 106   NOT_IMPL /* FatalError */,
 107   NOT_IMPL /* NULL */,
 108   NOT_IMPL /* NULL */,
 109   NOT_IMPL /* NewGlobalRef */,
 110   NOT_IMPL /* DeleteGlobalRef */,
 111   NOT_IMPL /* DeleteLocalRef */,
 112   NOT_IMPL /* IsSameObject */,
 113   NOT_IMPL /* NULL */,
 114   NOT_IMPL /* NULL */,
 115   NOT_IMPL /* AllocObject */,
 116   NOT_IMPL /* NewObject */,
 117   NOT_IMPL /* NewObjectV */,
 118   NOT_IMPL /* NewObjectA */,
 119   NOT_IMPL /* GetObjectClass */,
 120   NOT_IMPL /* IsInstanceOf */,
 121   NOT_IMPL /* GetMethodID */,
 122   NOT_IMPL /* CallObjectMethod */,
 123   NOT_IMPL /* CallObjectMethodV */,
 124   NOT_IMPL /* CallObjectMethodA */,
 125   NOT_IMPL /* CallBooleanMethod */,
 126   NOT_IMPL /* CallBooleanMethodV */,
 127   NOT_IMPL /* CallBooleanMethodA */,
 128   NOT_IMPL /* CallByteMethod */,
 129   NOT_IMPL /* CallByteMethodV */,
 130   NOT_IMPL /* CallByteMethodA */,
 131   NOT_IMPL /* CallCharMethod */,
 132   NOT_IMPL /* CallCharMethodV */,
 133   NOT_IMPL /* CallCharMethodA */,
 134   NOT_IMPL /* CallShortMethod */,
 135   NOT_IMPL /* CallShortMethodV */,
 136   NOT_IMPL /* CallShortMethodA */,
 137   NOT_IMPL /* CallIntMethod */,
 138   NOT_IMPL /* CallIntMethodV */,
 139   NOT_IMPL /* CallIntMethodA */,
 140   NOT_IMPL /* CallLongMethod */,
 141   NOT_IMPL /* CallLongMethodV */,
 142   NOT_IMPL /* CallLongMethodA */,
 143   NOT_IMPL /* CallFloatMethod */,
 144   NOT_IMPL /* CallFloatMethodV */,
 145   NOT_IMPL /* CallFloatMethodA */,
 146   NOT_IMPL /* CallDoubleMethod */,
 147   NOT_IMPL /* CallDoubleMethodV */,
 148   NOT_IMPL /* CallDoubleMethodA */,
 149   NOT_IMPL /* CallVoidMethod */,
 150   NOT_IMPL /* CallVoidMethodV */,
 151   NOT_IMPL /* CallVoidMethodA */,
 152   NOT_IMPL /* CallNonvirtualObjectMethod */,
 153   NOT_IMPL /* CallNonvirtualObjectMethodV */,
 154   NOT_IMPL /* CallNonvirtualObjectMethodA */,
 155   NOT_IMPL /* CallNonvirtualBooleanMethod */,
 156   NOT_IMPL /* CallNonvirtualBooleanMethodV */,
 157   NOT_IMPL /* CallNonvirtualBooleanMethodA */,
 158   NOT_IMPL /* CallNonvirtualByteMethod */,
 159   NOT_IMPL /* CallNonvirtualByteMethodV */,
 160   NOT_IMPL /* CallNonvirtualByteMethodA */,
 161   NOT_IMPL /* CallNonvirtualCharMethod */,
 162   NOT_IMPL /* CallNonvirtualCharMethodV */,
 163   NOT_IMPL /* CallNonvirtualCharMethodA */,
 164   NOT_IMPL /* CallNonvirtualShortMethod */,
 165   NOT_IMPL /* CallNonvirtualShortMethodV */,
 166   NOT_IMPL /* CallNonvirtualShortMethodA */,
 167   NOT_IMPL /* CallNonvirtualIntMethod */,
 168   NOT_IMPL /* CallNonvirtualIntMethodV */,
 169   NOT_IMPL /* CallNonvirtualIntMethodA */,
 170   NOT_IMPL /* CallNonvirtualLongMethod */,
 171   NOT_IMPL /* CallNonvirtualLongMethodV */,
 172   NOT_IMPL /* CallNonvirtualLongMethodA */,
 173   NOT_IMPL /* CallNonvirtualFloatMethod */,
 174   NOT_IMPL /* CallNonvirtualFloatMethodV */,
 175   NOT_IMPL /* CallNonvirtualFloatMethodA */,
 176   NOT_IMPL /* CallNonvirtualDoubleMethod */,
 177   NOT_IMPL /* CallNonvirtualDoubleMethodV */,
 178   NOT_IMPL /* CallNonvirtualDoubleMethodA */,
 179   NOT_IMPL /* CallNonvirtualVoidMethod */,
 180   NOT_IMPL /* CallNonvirtualVoidMethodV */,
 181   NOT_IMPL /* CallNonvirtualVoidMethodA */,
 182   NOT_IMPL /* GetFieldID */,
 183   _Jv_JNI_GetObjectField,
 184   NOT_IMPL /* GetBooleanField */,
 185   _Jv_JNI_GetByteField,
 186   NOT_IMPL /* GetCharField */,
 187   _Jv_JNI_GetShortField,
 188   _Jv_JNI_GetIntField,
 189   _Jv_JNI_GetLongField,
 190   NOT_IMPL /* GetFloatField */,
 191   NOT_IMPL /* GetDoubleField */,
 192   NOT_IMPL /* SetObjectField */,
 193   NOT_IMPL /* SetBooleanField */,
 194   NOT_IMPL /* SetByteField */,
 195   NOT_IMPL /* SetCharField */,
 196   NOT_IMPL /* SetShortField */,
 197   NOT_IMPL /* SetIntField */,
 198   NOT_IMPL /* SetLongField */,
 199   NOT_IMPL /* SetFloatField */,
 200   NOT_IMPL /* SetDoubleField */,
 201   NOT_IMPL /* GetStaticMethodID */,
 202   NOT_IMPL /* CallStaticObjectMethod */,
 203   NOT_IMPL /* CallStaticObjectMethodV */,
 204   NOT_IMPL /* CallStaticObjectMethodA */,
 205   NOT_IMPL /* CallStaticBooleanMethod */,
 206   NOT_IMPL /* CallStaticBooleanMethodV */,
 207   NOT_IMPL /* CallStaticBooleanMethodA */,
 208   NOT_IMPL /* CallStaticByteMethod */,
 209   NOT_IMPL /* CallStaticByteMethodV */,
 210   NOT_IMPL /* CallStaticByteMethodA */,
 211   NOT_IMPL /* CallStaticCharMethod */,
 212   NOT_IMPL /* CallStaticCharMethodV */,
 213   NOT_IMPL /* CallStaticCharMethodA */,
 214   NOT_IMPL /* CallStaticShortMethod */,
 215   NOT_IMPL /* CallStaticShortMethodV */,
 216   NOT_IMPL /* CallStaticShortMethodA */,
 217   NOT_IMPL /* CallStaticIntMethod */,
 218   NOT_IMPL /* CallStaticIntMethodV */,
 219   NOT_IMPL /* CallStaticIntMethodA */,
 220   NOT_IMPL /* CallStaticLongMethod */,
 221   NOT_IMPL /* CallStaticLongMethodV */,
 222   NOT_IMPL /* CallStaticLongMethodA */,
 223   NOT_IMPL /* CallStaticFloatMethod */,
 224   NOT_IMPL /* CallStaticFloatMethodV */,
 225   NOT_IMPL /* CallStaticFloatMethodA */,
 226   NOT_IMPL /* CallStaticDoubleMethod */,
 227   NOT_IMPL /* CallStaticDoubleMethodV */,
 228   NOT_IMPL /* CallStaticDoubleMethodA */,
 229   NOT_IMPL /* CallStaticVoidMethod */,
 230   NOT_IMPL /* CallStaticVoidMethodV */,
 231   NOT_IMPL /* CallStaticVoidMethodA */,
 232   NOT_IMPL /* GetStaticFieldID */,
 233   NOT_IMPL /* GetStaticObjectField */,
 234   NOT_IMPL /* GetStaticBooleanField */,
 235   NOT_IMPL /* GetStaticByteField */,
 236   NOT_IMPL /* GetStaticCharField */,
 237   NOT_IMPL /* GetStaticShortField */,
 238   NOT_IMPL /* GetStaticIntField */,
 239   NOT_IMPL /* GetStaticLongField */,
 240   NOT_IMPL /* GetStaticFloatField */,
 241   NOT_IMPL /* GetStaticDoubleField */,
 242   NOT_IMPL /* SetStaticObjectField */,
 243   NOT_IMPL /* SetStaticBooleanField */,
 244   NOT_IMPL /* SetStaticByteField */,
 245   NOT_IMPL /* SetStaticCharField */,
 246   NOT_IMPL /* SetStaticShortField */,
 247   NOT_IMPL /* SetStaticIntField */,
 248   NOT_IMPL /* SetStaticLongField */,
 249   NOT_IMPL /* SetStaticFloatField */,
 250   NOT_IMPL /* SetStaticDoubleField */,
 251   NOT_IMPL /* NewString */,
 252   _Jv_JNI_GetStringLength,
 253   NOT_IMPL /* GetStringChars */,
 254   NOT_IMPL /* ReleaseStringChars */,
 255   NOT_IMPL /* NewStringUTF */,
 256   NOT_IMPL /* GetStringUTFLength */,
 257   NOT_IMPL /* GetStringUTFChars */,
 258   NOT_IMPL /* ReleaseStringUTFChars */,
 259   NOT_IMPL /* GetArrayLength */,
 260   NOT_IMPL /* NewObjectArray */,
 261   NOT_IMPL /* GetObjectArrayElement */,
 262   NOT_IMPL /* SetObjectArrayElement */,
 263   NOT_IMPL /* NewBooleanArray */,
 264   NOT_IMPL /* NewByteArray */,
 265   NOT_IMPL /* NewCharArray */,
 266   NOT_IMPL /* NewShortArray */,
 267   NOT_IMPL /* NewIntArray */,
 268   NOT_IMPL /* NewLongArray */,
 269   NOT_IMPL /* NewFloatArray */,
 270   NOT_IMPL /* NewDoubleArray */,
 271   NOT_IMPL /* GetBooleanArrayElements */,
 272   NOT_IMPL /* GetByteArrayElements */,
 273   NOT_IMPL /* GetCharArrayElements */,
 274   NOT_IMPL /* GetShortArrayElements */,
 275   NOT_IMPL /* GetIntArrayElements */,
 276   NOT_IMPL /* GetLongArrayElements */,
 277   NOT_IMPL /* GetFloatArrayElements */,
 278   NOT_IMPL /* GetDoubleArrayElements */,
 279   NOT_IMPL /* ReleaseBooleanArrayElements */,
 280   NOT_IMPL /* ReleaseByteArrayElements */,
 281   NOT_IMPL /* ReleaseCharArrayElements */,
 282   NOT_IMPL /* ReleaseShortArrayElements */,
 283   NOT_IMPL /* ReleaseIntArrayElements */,
 284   NOT_IMPL /* ReleaseLongArrayElements */,
 285   NOT_IMPL /* ReleaseFloatArrayElements */,
 286   NOT_IMPL /* ReleaseDoubleArrayElements */,
 287   NOT_IMPL /* GetBooleanArrayRegion */,
 288   NOT_IMPL /* GetByteArrayRegion */,
 289   NOT_IMPL /* GetCharArrayRegion */,
 290   NOT_IMPL /* GetShortArrayRegion */,
 291   NOT_IMPL /* GetIntArrayRegion */,
 292   NOT_IMPL /* GetLongArrayRegion */,
 293   NOT_IMPL /* GetFloatArrayRegion */,
 294   NOT_IMPL /* GetDoubleArrayRegion */,
 295   NOT_IMPL /* SetBooleanArrayRegion */,
 296   NOT_IMPL /* SetByteArrayRegion */,
 297   NOT_IMPL /* SetCharArrayRegion */,
 298   NOT_IMPL /* SetShortArrayRegion */,
 299   NOT_IMPL /* SetIntArrayRegion */,
 300   NOT_IMPL /* SetLongArrayRegion */,
 301   NOT_IMPL /* SetFloatArrayRegion */,
 302   NOT_IMPL /* SetDoubleArrayRegion */,
 303   NOT_IMPL /* RegisterNatives */,
 304   NOT_IMPL /* UnregisterNatives */,
 305   NOT_IMPL /* MonitorEnter */,
 306   NOT_IMPL /* MonitorExit */,
 307   NOT_IMPL /* GetJavaVM */,
 308 };