| /* |
| * Copyright (c) 2004, 2018, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| #include <stdlib.h> |
| #include <string.h> |
| #include "jni_tools.h" |
| #include "agent_common.h" |
| #include "jvmti_tools.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* ========================================================================== */ |
| |
| /* scaffold objects */ |
| static jlong timeout = 0; |
| |
| /* test objects */ |
| static jobject testedClassLoader = NULL; |
| static jclass testedClass = NULL; |
| static jfieldID testedFieldID = NULL; |
| |
| static const char *CLASS_SIG[] = { |
| "Lnsk/jvmti/GetLoadedClasses/loadedclss002;", |
| "[Lnsk/jvmti/GetLoadedClasses/loadedclss002;", |
| "Ljava/lang/Object;", |
| "[Ljava/lang/Object;", |
| "[Z", "[B", "[C", "[I", "[S", "[J", "[F", "[D" |
| }; |
| |
| static const char *PRIM_SIG[] = { |
| "Z", "B", "C", "I", "S", "J", "F", "D" |
| }; |
| |
| /* ========================================================================== */ |
| |
| static int lookup(jvmtiEnv* jvmti, |
| jint classCount, jclass *classes, const char *exp_sig) { |
| char *signature, *generic; |
| int found = NSK_FALSE; |
| jint i; |
| |
| for (i = 0; i < classCount && !found; i++) { |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB4(GetClassSignature, jvmti, |
| classes[i], &signature, &generic))) |
| break; |
| |
| if (signature != NULL && strcmp(signature, exp_sig) == 0) { |
| NSK_DISPLAY1("Expected class found: %s\n", exp_sig); |
| found = NSK_TRUE; |
| } |
| |
| if (signature != NULL) |
| NSK_CPP_STUB2(Deallocate, jvmti, (unsigned char*)signature); |
| |
| if (generic != NULL) |
| NSK_CPP_STUB2(Deallocate, jvmti, (unsigned char*)generic); |
| } |
| |
| return found; |
| } |
| |
| /* ========================================================================== */ |
| |
| /** Agent algorithm. */ |
| static void JNICALL |
| agentProc(jvmtiEnv* jvmti, JNIEnv* jni, void* arg) { |
| jclass *classes; |
| jint classCount; |
| size_t i; |
| |
| if (!nsk_jvmti_waitForSync(timeout)) |
| return; |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB3(GetLoadedClasses, jvmti, |
| &classCount, &classes))) { |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| |
| if (!NSK_VERIFY(classCount != 0)) { |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| |
| if (!NSK_VERIFY(classes != NULL)) { |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| |
| for (i = 0; i < sizeof(CLASS_SIG)/sizeof(char*); i++) { |
| if (!lookup(jvmti, classCount, classes, CLASS_SIG[i])) { |
| NSK_COMPLAIN1("Cannot find class: %s\n", CLASS_SIG[i]); |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| } |
| |
| for (i = 0; i < sizeof(PRIM_SIG)/sizeof(char*); i++) { |
| if (lookup(jvmti, classCount, classes, PRIM_SIG[i])) { |
| NSK_COMPLAIN1("Primitive class found: %s\n", PRIM_SIG[i]); |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| } |
| |
| if (classes != NULL) |
| NSK_CPP_STUB2(Deallocate, jvmti, (unsigned char*)classes); |
| |
| if (!nsk_jvmti_resumeSync()) |
| return; |
| } |
| |
| /* ========================================================================== */ |
| |
| /** Agent library initialization. */ |
| #ifdef STATIC_BUILD |
| JNIEXPORT jint JNICALL Agent_OnLoad_loadedclss002(JavaVM *jvm, char *options, void *reserved) { |
| return Agent_Initialize(jvm, options, reserved); |
| } |
| JNIEXPORT jint JNICALL Agent_OnAttach_loadedclss002(JavaVM *jvm, char *options, void *reserved) { |
| return Agent_Initialize(jvm, options, reserved); |
| } |
| JNIEXPORT jint JNI_OnLoad_loadedclss002(JavaVM *jvm, char *options, void *reserved) { |
| return JNI_VERSION_1_8; |
| } |
| #endif |
| jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) { |
| jvmtiEnv* jvmti = NULL; |
| |
| NSK_DISPLAY0("Agent_OnLoad\n"); |
| |
| if (!NSK_VERIFY(nsk_jvmti_parseOptions(options))) |
| return JNI_ERR; |
| |
| timeout = nsk_jvmti_getWaitTime() * 60 * 1000; |
| |
| if (!NSK_VERIFY((jvmti = |
| nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL)) |
| return JNI_ERR; |
| |
| if (!NSK_VERIFY(nsk_jvmti_setAgentProc(agentProc, NULL))) |
| return JNI_ERR; |
| |
| return JNI_OK; |
| } |
| |
| /* ========================================================================== */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |