1 /* 2 * Copyright (c) 1998, 2010, Oracle and/or its affiliates. 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "precompiled.hpp" 26 #include "prims/jvm.h" 27 #include "runtime/hpi.hpp" 28 29 extern "C" { 30 static void unimplemented_panic(const char *fmt, ...) { 31 // mitigate testing damage from bug 6626677 32 warning("hpi::unimplemented_panic called"); 33 } 34 35 static void unimplemented_monitorRegister(sys_mon_t *mid, char *info_str) { 36 Unimplemented(); 37 } 38 } 39 40 static vm_calls_t callbacks = { 41 jio_fprintf, 42 unimplemented_panic, 43 unimplemented_monitorRegister, 44 45 NULL, // unused 46 NULL, // unused 47 NULL // unused 48 }; 49 50 GetInterfaceFunc hpi::_get_interface = NULL; 51 HPI_FileInterface* hpi::_file = NULL; 52 HPI_SocketInterface* hpi::_socket = NULL; 53 HPI_LibraryInterface* hpi::_library = NULL; 54 HPI_SystemInterface* hpi::_system = NULL; 55 56 jint hpi::initialize() 57 { 58 initialize_get_interface(&callbacks); 59 if (_get_interface == NULL) 60 return JNI_ERR; 61 62 jint result; 63 64 result = (*_get_interface)((void **)&_file, "File", 1); 65 if (result != 0) { 66 if (TraceHPI) tty->print_cr("Can't find HPI_FileInterface"); 67 return JNI_ERR; 68 } 69 70 71 result = (*_get_interface)((void **)&_library, "Library", 1); 72 if (result != 0) { 73 if (TraceHPI) tty->print_cr("Can't find HPI_LibraryInterface"); 74 return JNI_ERR; 75 } 76 77 result = (*_get_interface)((void **)&_system, "System", 1); 78 if (result != 0) { 79 if (TraceHPI) tty->print_cr("Can't find HPI_SystemInterface"); 80 return JNI_ERR; 81 } 82 83 return JNI_OK; 84 } 85 86 jint hpi::initialize_socket_library() 87 { 88 if (_get_interface == NULL) { 89 if (TraceHPI) { 90 tty->print_cr("Fatal HPI error: reached initialize_socket_library with NULL _get_interface"); 91 } 92 return JNI_ERR; 93 } 94 95 jint result; 96 result = (*_get_interface)((void **)&_socket, "Socket", 1); 97 if (result != 0) { 98 if (TraceHPI) tty->print_cr("Can't find HPI_SocketInterface"); 99 return JNI_ERR; 100 } 101 102 return JNI_OK; 103 }