1/*
2 * Copyright (c) 2005, 2012, 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
26package sun.security.smartcardio;
27
28import java.security.AccessController;
29
30/**
31 * Access to native PC/SC functions and definition of PC/SC constants.
32 * Initialization and platform specific PC/SC constants are handled in
33 * the platform specific superclass.
34 *
35 * @since   1.6
36 * @author  Andreas Sterbenz
37 */
38final class PCSC extends PlatformPCSC {
39
40    private PCSC() {
41        // no instantiation
42    }
43
44    static void checkAvailable() throws RuntimeException {
45        if (initException != null) {
46            throw new UnsupportedOperationException
47                    ("PC/SC not available on this platform", initException);
48        }
49    }
50
51    // returns SCARDCONTEXT (contextId)
52    static native long SCardEstablishContext
53            (int scope)
54            throws PCSCException;
55
56    static native String[] SCardListReaders
57            (long contextId)
58            throws PCSCException;
59
60    // returns SCARDHANDLE (cardId)
61    static native long SCardConnect
62            (long contextId, String readerName, int shareMode, int preferredProtocols)
63            throws PCSCException;
64
65    static native byte[] SCardTransmit
66            (long cardId, int protocol, byte[] buf, int ofs, int len)
67            throws PCSCException;
68
69    // returns the ATR of the card, updates status[] with reader state and protocol
70    static native byte[] SCardStatus
71            (long cardId, byte[] status)
72            throws PCSCException;
73
74    static native void SCardDisconnect
75            (long cardId, int disposition)
76            throws PCSCException;
77
78    // returns dwEventState[] of the same size and order as readerNames[]
79    static native int[] SCardGetStatusChange
80            (long contextId, long timeout, int[] currentState, String[] readerNames)
81            throws PCSCException;
82
83    static native void SCardBeginTransaction
84            (long cardId)
85            throws PCSCException;
86
87    static native void SCardEndTransaction
88            (long cardId, int disposition)
89            throws PCSCException;
90
91    static native byte[] SCardControl
92            (long cardId, int controlCode, byte[] sendBuffer)
93            throws PCSCException;
94
95    // PCSC success/error/failure/warning codes
96    final static int SCARD_S_SUCCESS             = 0x00000000;
97    final static int SCARD_E_CANCELLED           = 0x80100002;
98    final static int SCARD_E_CANT_DISPOSE        = 0x8010000E;
99    final static int SCARD_E_INSUFFICIENT_BUFFER = 0x80100008;
100    final static int SCARD_E_INVALID_ATR         = 0x80100015;
101    final static int SCARD_E_INVALID_HANDLE      = 0x80100003;
102    final static int SCARD_E_INVALID_PARAMETER   = 0x80100004;
103    final static int SCARD_E_INVALID_TARGET      = 0x80100005;
104    final static int SCARD_E_INVALID_VALUE       = 0x80100011;
105    final static int SCARD_E_NO_MEMORY           = 0x80100006;
106    final static int SCARD_F_COMM_ERROR          = 0x80100013;
107    final static int SCARD_F_INTERNAL_ERROR      = 0x80100001;
108    final static int SCARD_F_UNKNOWN_ERROR       = 0x80100014;
109    final static int SCARD_F_WAITED_TOO_LONG     = 0x80100007;
110    final static int SCARD_E_UNKNOWN_READER      = 0x80100009;
111    final static int SCARD_E_TIMEOUT             = 0x8010000A;
112    final static int SCARD_E_SHARING_VIOLATION   = 0x8010000B;
113    final static int SCARD_E_NO_SMARTCARD        = 0x8010000C;
114    final static int SCARD_E_UNKNOWN_CARD        = 0x8010000D;
115    final static int SCARD_E_PROTO_MISMATCH      = 0x8010000F;
116    final static int SCARD_E_NOT_READY           = 0x80100010;
117    final static int SCARD_E_SYSTEM_CANCELLED    = 0x80100012;
118    final static int SCARD_E_NOT_TRANSACTED      = 0x80100016;
119    final static int SCARD_E_READER_UNAVAILABLE  = 0x80100017;
120
121    final static int SCARD_W_UNSUPPORTED_CARD    = 0x80100065;
122    final static int SCARD_W_UNRESPONSIVE_CARD   = 0x80100066;
123    final static int SCARD_W_UNPOWERED_CARD      = 0x80100067;
124    final static int SCARD_W_RESET_CARD          = 0x80100068;
125    final static int SCARD_W_REMOVED_CARD        = 0x80100069;
126    final static int SCARD_W_INSERTED_CARD       = 0x8010006A;
127
128    final static int SCARD_E_UNSUPPORTED_FEATURE = 0x8010001F;
129    final static int SCARD_E_PCI_TOO_SMALL       = 0x80100019;
130    final static int SCARD_E_READER_UNSUPPORTED  = 0x8010001A;
131    final static int SCARD_E_DUPLICATE_READER    = 0x8010001B;
132    final static int SCARD_E_CARD_UNSUPPORTED    = 0x8010001C;
133    final static int SCARD_E_NO_SERVICE          = 0x8010001D;
134    final static int SCARD_E_SERVICE_STOPPED     = 0x8010001E;
135
136    // MS undocumented
137    final static int SCARD_E_NO_READERS_AVAILABLE = 0x8010002E;
138    // std. Windows invalid handle return code, used instead of SCARD code
139    final static int WINDOWS_ERROR_INVALID_HANDLE = 6;
140    final static int WINDOWS_ERROR_INVALID_PARAMETER = 87;
141
142    //
143    final static int SCARD_SCOPE_USER      =  0x0000;
144    final static int SCARD_SCOPE_TERMINAL  =  0x0001;
145    final static int SCARD_SCOPE_SYSTEM    =  0x0002;
146    final static int SCARD_SCOPE_GLOBAL    =  0x0003;
147
148    final static int SCARD_SHARE_EXCLUSIVE =  0x0001;
149    final static int SCARD_SHARE_SHARED    =  0x0002;
150    final static int SCARD_SHARE_DIRECT    =  0x0003;
151
152    final static int SCARD_LEAVE_CARD      =  0x0000;
153    final static int SCARD_RESET_CARD      =  0x0001;
154    final static int SCARD_UNPOWER_CARD    =  0x0002;
155    final static int SCARD_EJECT_CARD      =  0x0003;
156
157    final static int SCARD_STATE_UNAWARE     = 0x0000;
158    final static int SCARD_STATE_IGNORE      = 0x0001;
159    final static int SCARD_STATE_CHANGED     = 0x0002;
160    final static int SCARD_STATE_UNKNOWN     = 0x0004;
161    final static int SCARD_STATE_UNAVAILABLE = 0x0008;
162    final static int SCARD_STATE_EMPTY       = 0x0010;
163    final static int SCARD_STATE_PRESENT     = 0x0020;
164    final static int SCARD_STATE_ATRMATCH    = 0x0040;
165    final static int SCARD_STATE_EXCLUSIVE   = 0x0080;
166    final static int SCARD_STATE_INUSE       = 0x0100;
167    final static int SCARD_STATE_MUTE        = 0x0200;
168    final static int SCARD_STATE_UNPOWERED   = 0x0400;
169
170    final static int TIMEOUT_INFINITE = 0xffffffff;
171
172    private final static char[] hexDigits = "0123456789abcdef".toCharArray();
173
174    public static String toString(byte[] b) {
175        StringBuilder sb = new StringBuilder(b.length * 3);
176        for (int i = 0; i < b.length; i++) {
177            int k = b[i] & 0xff;
178            if (i != 0) {
179                sb.append(':');
180            }
181            sb.append(hexDigits[k >>> 4]);
182            sb.append(hexDigits[k & 0xf]);
183        }
184        return sb.toString();
185    }
186
187}
188