text: /*
   * Copyright (c) 2003, 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 <stdio.h>
  #include <string.h>
  #include "jvmti.h"
  #include "agent_common.h"
  
  extern "C" {
  
  
  #define JVMTI_ERROR_CHECK(str,res) if (res != JVMTI_ERROR_NONE) { printf(str); printf("%d\n",res); return res; }
  #define JVMTI_ERROR_CHECK_EXPECTED_ERROR(str,res,err) if (res != err) { printf(str); printf("unexpected error %d\n",res); return res; }
  
  #define JVMTI_ERROR_CHECK_VOID(str,res) if (res != JVMTI_ERROR_NONE) { printf(str); printf("%d\n",res); iGlobalStatus = 2; }
  
  #define JVMTI_ERROR_CHECK_EXPECTED_ERROR_VOID(str,res,err) if (res != err) { printf(str); printf("unexpected error %d\n",res); iGlobalStatus = 2; }
  
  
  
  jvmtiEnv *jvmti;
  jint iGlobalStatus = 0;
  static jvmtiCapabilities jvmti_caps;
  
  
  
  int printdump = 0;
  
  
  void debug_printf(const char *fmt, ...) {
      va_list args;
  
      va_start(args, fmt);
      if (printdump) {
          vprintf(fmt, args);
      }
      va_end(args);
  }
  
  #ifdef STATIC_BUILD
  JNIEXPORT jint JNICALL Agent_OnLoad_JvmtiTest(JavaVM *jvm, char *options, void *reserved) {
      return Agent_Initialize(jvm, options, reserved);
  }
  JNIEXPORT jint JNICALL Agent_OnAttach_JvmtiTest(JavaVM *jvm, char *options, void *reserved) {
      return Agent_Initialize(jvm, options, reserved);
  }
  JNIEXPORT jint JNI_OnLoad_JvmtiTest(JavaVM *jvm, char *options, void *reserved) {
      return JNI_VERSION_1_8;
  }
  #endif
  jint Agent_Initialize(JavaVM * jvm, char *options, void *reserved) {
      jint res;
      jint count;
      char **properties;
      int i;
  
      if (options && strlen(options) > 0) {
          if (strstr(options, "printdump")) {
              printdump = 1;
          }
      }
  
      res = jvm->GetEnv((void **) &jvmti, JVMTI_VERSION_1_1);
      if (res < 0) {
          debug_printf("Wrong result of a valid call to GetEnv!\n");
          return JNI_ERR;
      }
  
  
      /* Add capabilities */
      res = jvmti->GetPotentialCapabilities(&jvmti_caps);
      JVMTI_ERROR_CHECK("GetPotentialCapabilities returned error", res);
  
      res = jvmti->AddCapabilities(&jvmti_caps);
      JVMTI_ERROR_CHECK("GetAddCapabilities returned error", res);
  
  
      res = jvmti->GetSystemProperties(&count, &properties);
  
      JVMTI_ERROR_CHECK("GetSystemProperties returned error", res);
  
      for (i=0; i< count; i++) {
          char *value;
  
          res = jvmti->GetSystemProperty((const char *) properties[i], &value);
          JVMTI_ERROR_CHECK("GetSystemProperty returned error", res);
          debug_printf(" %s    %s \n", properties[i], value);
  
          /* Only writeable properties returns JVMTI_ERROR_NONE. */
          res = jvmti->SetSystemProperty((const char *) properties[i], value);
          debug_printf("SetSystemProperty returned error %d\n", res);
  
       }
  
      return JNI_OK;
  }
  
  
  JNIEXPORT jint JNICALL
  Java_nsk_jvmti_unit_functions_environment_JvmtiTest_GetResult(JNIEnv * env, jclass cls) {
      return iGlobalStatus;
  }
  
  
  }
  