J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2005 Sun Microsystems, Inc. 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. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any 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/$LIBISA/libpcsclite.so"; |
| 52 | private final static String LIB2 = "/usr/local/$LIBISA/libpcsclite.so"; |
| 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 | } |