1176 JNIEXPORT jobject JNICALL
1177 JVM_InitAgentProperties(JNIEnv *env, jobject agent_props);
1178
1179 JNIEXPORT jstring JNICALL
1180 JVM_GetTemporaryDirectory(JNIEnv *env);
1181
1182 /* Generics reflection support.
1183 *
1184 * Returns information about the given class's EnclosingMethod
1185 * attribute, if present, or null if the class had no enclosing
1186 * method.
1187 *
1188 * If non-null, the returned array contains three elements. Element 0
1189 * is the java.lang.Class of which the enclosing method is a member,
1190 * and elements 1 and 2 are the java.lang.Strings for the enclosing
1191 * method's name and descriptor, respectively.
1192 */
1193 JNIEXPORT jobjectArray JNICALL
1194 JVM_GetEnclosingMethodInfo(JNIEnv* env, jclass ofClass);
1195
1196 /* =========================================================================
1197 * The following defines a private JVM interface that the JDK can query
1198 * for the JVM version and capabilities. sun.misc.Version defines
1199 * the methods for getting the VM version and its capabilities.
1200 *
1201 * When a new bit is added, the following should be updated to provide
1202 * access to the new capability:
1203 * HS: JVM_GetVersionInfo and Abstract_VM_Version class
1204 * SDK: Version class
1205 *
1206 * Similary, a private JDK interface JDK_GetVersionInfo0 is defined for
1207 * JVM to query for the JDK version and capabilities.
1208 *
1209 * When a new bit is added, the following should be updated to provide
1210 * access to the new capability:
1211 * HS: JDK_Version class
1212 * SDK: JDK_GetVersionInfo0
1213 *
1214 * ==========================================================================
1215 */
1216 typedef struct {
1217 unsigned int jvm_version; /* Encoded $VNUM as specified by JEP-223 */
1218 unsigned int patch_version : 8; /* JEP-223 patch version */
1219 unsigned int reserved3 : 8;
1220 unsigned int reserved1 : 16;
1221 unsigned int reserved2;
1222
1223 /* The following bits represents JVM supports that JDK has dependency on.
1224 * JDK can use these bits to determine which JVM version
1225 * and support it has to maintain runtime compatibility.
1226 *
1227 * When a new bit is added in a minor or update release, make sure
1228 * the new bit is also added in the main/baseline.
1229 */
1230 unsigned int is_attach_supported : 1;
1231 unsigned int : 31;
1232 unsigned int : 32;
1233 unsigned int : 32;
1234 } jvm_version_info;
1235
1236 #define JVM_VERSION_MAJOR(version) ((version & 0xFF000000) >> 24)
1237 #define JVM_VERSION_MINOR(version) ((version & 0x00FF0000) >> 16)
1238 #define JVM_VERSION_SECURITY(version) ((version & 0x0000FF00) >> 8)
1239 #define JVM_VERSION_BUILD(version) ((version & 0x000000FF))
1240
1241 JNIEXPORT void JNICALL
1242 JVM_GetVersionInfo(JNIEnv* env, jvm_version_info* info, size_t info_size);
1243
1244 typedef struct {
1245 unsigned int jdk_version; /* Encoded $VNUM as specified by JEP-223 */
1246 unsigned int patch_version : 8; /* JEP-223 patch version */
1247 unsigned int reserved3 : 8;
1248 unsigned int reserved1 : 16;
1249 unsigned int reserved2;
1250 unsigned int : 32;
1251 unsigned int : 32;
1252 unsigned int : 32;
1253 } jdk_version_info;
1254
1255 #define JDK_VERSION_MAJOR(version) ((version & 0xFF000000) >> 24)
1256 #define JDK_VERSION_MINOR(version) ((version & 0x00FF0000) >> 16)
1257 #define JDK_VERSION_SECURITY(version) ((version & 0x0000FF00) >> 8)
1258 #define JDK_VERSION_BUILD(version) ((version & 0x000000FF))
1259
1260 /*
1261 * This is the function JDK_GetVersionInfo0 defined in libjava.so
1262 * that is dynamically looked up by JVM.
1263 */
1264 typedef void (*jdk_version_info_fn_t)(jdk_version_info* info, size_t info_size);
1265
1266 /*
1267 * This structure is used by the launcher to get the default thread
1268 * stack size from the VM using JNI_GetDefaultJavaVMInitArgs() with a
1269 * version of 1.1. As it is not supported otherwise, it has been removed
1270 * from jni.h
1271 */
1272 typedef struct JDK1_1InitArgs {
1273 jint version;
1274
1275 char **properties;
1276 jint checkSource;
1277 jint nativeStackSize;
1278 jint javaStackSize;
1279 jint minHeapSize;
1280 jint maxHeapSize;
1281 jint verifyMode;
1282 char *classpath;
1283
1284 jint (JNICALL *vfprintf)(FILE *fp, const char *format, va_list args);
1285 void (JNICALL *exit)(jint code);
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1176 JNIEXPORT jobject JNICALL
1177 JVM_InitAgentProperties(JNIEnv *env, jobject agent_props);
1178
1179 JNIEXPORT jstring JNICALL
1180 JVM_GetTemporaryDirectory(JNIEnv *env);
1181
1182 /* Generics reflection support.
1183 *
1184 * Returns information about the given class's EnclosingMethod
1185 * attribute, if present, or null if the class had no enclosing
1186 * method.
1187 *
1188 * If non-null, the returned array contains three elements. Element 0
1189 * is the java.lang.Class of which the enclosing method is a member,
1190 * and elements 1 and 2 are the java.lang.Strings for the enclosing
1191 * method's name and descriptor, respectively.
1192 */
1193 JNIEXPORT jobjectArray JNICALL
1194 JVM_GetEnclosingMethodInfo(JNIEnv* env, jclass ofClass);
1195
1196 /*
1197 * This structure is used by the launcher to get the default thread
1198 * stack size from the VM using JNI_GetDefaultJavaVMInitArgs() with a
1199 * version of 1.1. As it is not supported otherwise, it has been removed
1200 * from jni.h
1201 */
1202 typedef struct JDK1_1InitArgs {
1203 jint version;
1204
1205 char **properties;
1206 jint checkSource;
1207 jint nativeStackSize;
1208 jint javaStackSize;
1209 jint minHeapSize;
1210 jint maxHeapSize;
1211 jint verifyMode;
1212 char *classpath;
1213
1214 jint (JNICALL *vfprintf)(FILE *fp, const char *format, va_list args);
1215 void (JNICALL *exit)(jint code);
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