1 /* 2 * Copyright (c) 2005, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package sun.security.smartcardio; 27 28 import java.io.File; 29 import java.io.IOException; 30 31 import java.security.AccessController; 32 import java.security.PrivilegedAction; 33 34 import sun.security.util.Debug; 35 36 /** 37 * Platform specific code and functions for Unix / MUSCLE based PC/SC 38 * implementations. 39 * 40 * @since 1.6 41 * @author Andreas Sterbenz 42 */ 43 class PlatformPCSC { 44 45 static final Debug debug = Debug.getInstance("pcsc"); 46 47 static final Throwable initException; 48 49 private final static String PROP_NAME = "sun.security.smartcardio.library"; 50 51 private final static String LIB1 = "/usr/$LIBISA/libpcsclite.so.1"; 52 private final static String LIB2 = "/usr/local/$LIBISA/libpcsclite.so.1"; 53 54 PlatformPCSC() { 55 // empty 56 } 57 58 static { 59 initException = AccessController.doPrivileged(new PrivilegedAction<Throwable>() { 60 public Throwable run() { 61 try { 62 System.loadLibrary("j2pcsc"); 63 String library = getLibraryName(); 64 if (debug != null) { 65 debug.println("Using PC/SC library: " + library); 66 } 67 initialize(library); 68 return null; 69 } catch (Throwable e) { 70 return e; 71 } 72 } 73 }); 74 } 75 76 // expand $LIBISA to the system specific directory name for libraries 77 private static String expand(String lib) { 78 int k = lib.indexOf("$LIBISA"); 79 if (k == -1) { 80 return lib; 81 } 82 String s1 = lib.substring(0, k); 83 String s2 = lib.substring(k + 7); 84 String libDir; 85 if ("64".equals(System.getProperty("sun.arch.data.model"))) { 86 if ("SunOS".equals(System.getProperty("os.name"))) { 87 libDir = "lib/64"; 88 } else { 89 // assume Linux convention 90 libDir = "lib64"; 91 } 92 } else { 93 // must be 32-bit 94 libDir = "lib"; 95 } 96 String s = s1 + libDir + s2; 97 return s; 98 } 99 100 private static String getLibraryName() throws IOException { 101 // if system property is set, use that library 102 String lib = expand(System.getProperty(PROP_NAME, "").trim()); 103 if (lib.length() != 0) { 104 return lib; 105 } 106 lib = expand(LIB1); 107 if (new File(lib).isFile()) { 108 // if LIB1 exists, use that 109 return lib; 110 } 111 lib = expand(LIB2); 112 if (new File(lib).isFile()) { 113 // if LIB2 exists, use that 114 return lib; 115 } 116 throw new IOException("No PC/SC library found on this system"); 117 } 118 119 private static native void initialize(String libraryName); 120 121 // PCSC constants defined differently under Windows and MUSCLE 122 // MUSCLE version 123 final static int SCARD_PROTOCOL_T0 = 0x0001; 124 final static int SCARD_PROTOCOL_T1 = 0x0002; 125 final static int SCARD_PROTOCOL_RAW = 0x0004; 126 127 final static int SCARD_UNKNOWN = 0x0001; 128 final static int SCARD_ABSENT = 0x0002; 129 final static int SCARD_PRESENT = 0x0004; 130 final static int SCARD_SWALLOWED = 0x0008; 131 final static int SCARD_POWERED = 0x0010; 132 final static int SCARD_NEGOTIABLE = 0x0020; 133 final static int SCARD_SPECIFIC = 0x0040; 134 135 } --- EOF ---