From d89f36b67ea1d838a78523538a24e044518f3587 Mon Sep 17 00:00:00 2001 From: mcentner Date: Tue, 26 Jan 2010 16:22:56 +0000 Subject: MOCCA 1.2.11 with SHA-2 enabled. git-svn-id: https://joinup.ec.europa.eu/svn/mocca/branches/mocca-1.2.11-sha2@599 8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4 --- .../java/at/gv/egiz/smcc/util/SmartCardIO.java | 204 +++++++++++++++++++++ 1 file changed, 204 insertions(+) create mode 100644 mocca-1.2.11/smcc/src/main/java/at/gv/egiz/smcc/util/SmartCardIO.java (limited to 'mocca-1.2.11/smcc/src/main/java/at/gv/egiz/smcc/util/SmartCardIO.java') diff --git a/mocca-1.2.11/smcc/src/main/java/at/gv/egiz/smcc/util/SmartCardIO.java b/mocca-1.2.11/smcc/src/main/java/at/gv/egiz/smcc/util/SmartCardIO.java new file mode 100644 index 00000000..b1866894 --- /dev/null +++ b/mocca-1.2.11/smcc/src/main/java/at/gv/egiz/smcc/util/SmartCardIO.java @@ -0,0 +1,204 @@ +/* +* Copyright 2008 Federal Chancellery Austria and +* Graz University of Technology +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ +package at.gv.egiz.smcc.util; + +import java.security.NoSuchAlgorithmException; +import java.util.Collections; +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +import javax.smartcardio.Card; +import javax.smartcardio.CardException; +import javax.smartcardio.CardTerminal; +import javax.smartcardio.CardTerminals; +import javax.smartcardio.TerminalFactory; +import javax.smartcardio.CardTerminals.State; + +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; + +/** + * + * @author mcentner + */ +public class SmartCardIO { + + private static final int STATE_INITIALIZED = 1; + + private static final int STATE_TERMINAL_FACTORY = 2; + + private static final int STATE_TERMINALS = 3; + + private static Log log = LogFactory.getLog(SmartCardIO.class); + + final Map terminalCard_ = new HashMap(); + + int state_ = STATE_INITIALIZED; + + TerminalFactory terminalFactory_ = null; + + CardTerminals cardTerminals_; + + private void updateTerminalFactory() { + TerminalFactory terminalFactory; + try { + terminalFactory = TerminalFactory.getInstance("PC/SC", null); + } catch (NoSuchAlgorithmException e) { + log.info("Failed to get TerminalFactory of type 'PC/SC'.", e); + terminalFactory = TerminalFactory.getDefault(); + } + log.debug("TerminalFactory : " + terminalFactory); + if ("PC/SC".equals(terminalFactory.getType())) { + terminalFactory_ = terminalFactory; + } + if(state_ < STATE_TERMINAL_FACTORY) { + state_ = STATE_TERMINAL_FACTORY; + } + } + + public boolean isPCSCSupported() { + if(state_ < STATE_TERMINAL_FACTORY) { + updateTerminalFactory(); + } + return terminalFactory_ != null; + } + + private void updateCardTerminals() { + if(terminalFactory_ != null) { + cardTerminals_ = terminalFactory_.terminals(); + } + log.debug("CardTerminals : " + cardTerminals_); + if (state_ < STATE_TERMINALS) { + state_ = STATE_TERMINALS; + } + } + + public CardTerminals getCardTerminals() { + if(state_ < STATE_TERMINAL_FACTORY) { + updateTerminalFactory(); + } + if(state_ < STATE_TERMINALS) { + updateCardTerminals(); + } + return cardTerminals_; + } + + public boolean isTerminalPresent() { + CardTerminals cardTerminals = getCardTerminals(); + if (cardTerminals != null) { + List terminals = null; + try { + terminals = cardTerminals.list(State.ALL); + + // logging + if(log.isInfoEnabled()) { + if (terminals == null || terminals.isEmpty()) { + log.info("No card terminal found."); + } else { + StringBuffer msg = new StringBuffer(); + msg.append("Found " + terminals.size() + " card terminal(s):"); + for (CardTerminal terminal : terminals) { + msg.append("\n " + terminal.getName()); + } + log.info(msg.toString()); + } + } + + return terminals != null && !terminals.isEmpty(); + } catch (CardException e) { + log.info("Failed to list card terminals.", e); + return false; + } + } else { + return false; + } + } + + private Map updateCards() { + + // clear card references if removed + try { + log.trace("terminals.list(State.CARD_REMOVAL)"); + for (CardTerminal terminal : cardTerminals_.list(CardTerminals.State.CARD_REMOVAL)) { + Card card = terminalCard_.remove(terminal); + log.trace("card removed : " + card); + } + } catch (CardException e) { + log.debug(e); + } + + // check inserted cards + Map newCards = new HashMap(); + try { + log.trace("terminals.list(State.CARD_INSERTION)"); + for (CardTerminal terminal : cardTerminals_.list(CardTerminals.State.CARD_INSERTION)) { + + Card card = null; + try { + log.trace("Trying to connect to card."); + // try to connect to card + card = terminal.connect("*"); + } catch (CardException e) { + log.trace("Failed to connect to card.", e); + } + + // have we seen this card before? + if (terminalCard_.put(terminal, card) == null) { + terminalCard_.put(terminal, card); + newCards.put(terminal, card); + log.trace("terminal '" + terminal + "' card inserted : " + card); + } + } + } catch (CardException e) { + log.debug(e); + } + return newCards; + + } + + public Map getCards() { + if(state_ < STATE_TERMINAL_FACTORY) { + updateTerminalFactory(); + } + if(state_ < STATE_TERMINALS) { + updateCardTerminals(); + } + updateCards(); + Map terminalCard = new HashMap(); + terminalCard.putAll(terminalCard_); + return Collections.unmodifiableMap(terminalCard); + } + + public Map waitForInserted(int timeout) { + if(state_ < STATE_TERMINAL_FACTORY) { + updateTerminalFactory(); + } + if(state_ < STATE_TERMINALS) { + updateCardTerminals(); + } + try { + // just waiting for a short period of time to allow for abort + cardTerminals_.waitForChange(timeout); + } catch (CardException e) { + log.debug("CardTerminals.waitForChange(" + timeout + ") failed.", e); + } + Map newCards = new HashMap(); + newCards.putAll(updateCards()); + return Collections.unmodifiableMap(newCards); + } +} \ No newline at end of file -- cgit v1.2.3