jdk/src/jdk.crypto.ucrypto/solaris/classes/com/oracle/security/ucrypto/Config.java
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/jdk.crypto.ucrypto/solaris/classes/com/oracle/security/ucrypto/Config.java Mon Oct 20 21:18:48 2014 +0000
@@ -0,0 +1,219 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package com.oracle.security.ucrypto;
+
+import java.io.*;
+import static java.io.StreamTokenizer.*;
+import java.math.BigInteger;
+import java.util.*;
+
+import java.security.*;
+
+import sun.security.action.GetPropertyAction;
+import sun.security.util.PropertyExpander;
+
+import sun.security.pkcs11.wrapper.*;
+
+/**
+ * Configuration container and file parsing.
+ *
+ * Currently, there is only one supported entry "disabledServices"
+ * for disabling crypto services. Its syntax is as follows:
+ *
+ * disabledServices = {
+ * <ServiceType>.<Algorithm>
+ * ...
+ * }
+ *
+ * where <Service> can be "MessageDigest", "Cipher", etc. and <Algorithm>
+ * reprepresents the value that's passed into the various getInstance() calls.
+ *
+ * @since 1.9
+ */
+final class Config {
+
+ // Reader and StringTokenizer used during parsing
+ private Reader reader;
+
+ private StreamTokenizer st;
+
+ private Set<String> parsedKeywords;
+
+ // set of disabled crypto services, e.g. MessageDigest.SHA1, or
+ // Cipher.AES/ECB/PKCS5Padding
+ private Set<String> disabledServices;
+
+ Config(String filename) throws IOException {
+ FileInputStream in = new FileInputStream(expand(filename));
+ reader = new BufferedReader(new InputStreamReader(in));
+ parsedKeywords = new HashSet<String>();
+ st = new StreamTokenizer(reader);
+ setupTokenizer();
+ parse();
+ }
+
+ String[] getDisabledServices() {
+ if (disabledServices != null) {
+ return disabledServices.toArray(new String[disabledServices.size()]);
+ } else {
+ return new String[0];
+ }
+ }
+
+ private static String expand(final String s) throws IOException {
+ try {
+ return PropertyExpander.expand(s);
+ } catch (Exception e) {
+ throw new RuntimeException(e.getMessage());
+ }
+ }
+
+ private void setupTokenizer() {
+ st.resetSyntax();
+ st.wordChars('a', 'z');
+ st.wordChars('A', 'Z');
+ st.wordChars('0', '9');
+ st.wordChars(':', ':');
+ st.wordChars('.', '.');
+ st.wordChars('_', '_');
+ st.wordChars('-', '-');
+ st.wordChars('/', '/');
+ st.wordChars('\\', '\\');
+ st.wordChars('$', '$');
+ st.wordChars('{', '{'); // need {} for property subst
+ st.wordChars('}', '}');
+ st.wordChars('*', '*');
+ st.wordChars('+', '+');
+ st.wordChars('~', '~');
+ // XXX check ASCII table and add all other characters except special
+
+ // special: #="(),
+ st.whitespaceChars(0, ' ');
+ st.commentChar('#');
+ st.eolIsSignificant(true);
+ st.quoteChar('\"');
+ }
+
+ private ConfigException excToken(String msg) {
+ return new ConfigException(msg + " " + st);
+ }
+
+ private ConfigException excLine(String msg) {
+ return new ConfigException(msg + ", line " + st.lineno());
+ }
+
+ private void parse() throws IOException {
+ while (true) {
+ int token = nextToken();
+ if (token == TT_EOF) {
+ break;
+ }
+ if (token == TT_EOL) {
+ continue;
+ }
+ if (token != TT_WORD) {
+ throw excToken("Unexpected token:");
+ }
+ String word = st.sval;
+ if (word.equals("disabledServices")) {
+ parseDisabledServices(word);
+ } else {
+ throw new ConfigException
+ ("Unknown keyword '" + word + "', line " + st.lineno());
+ }
+ parsedKeywords.add(word);
+ }
+ reader.close();
+ reader = null;
+ st = null;
+ parsedKeywords = null;
+ }
+
+ //
+ // Parsing helper methods
+ //
+ private int nextToken() throws IOException {
+ int token = st.nextToken();
+ return token;
+ }
+
+ private void parseEquals() throws IOException {
+ int token = nextToken();
+ if (token != '=') {
+ throw excToken("Expected '=', read");
+ }
+ }
+
+ private void parseOpenBraces() throws IOException {
+ while (true) {
+ int token = nextToken();
+ if (token == TT_EOL) {
+ continue;
+ }
+ if ((token == TT_WORD) && st.sval.equals("{")) {
+ return;
+ }
+ throw excToken("Expected '{', read");
+ }
+ }
+
+ private boolean isCloseBraces(int token) {
+ return (token == TT_WORD) && st.sval.equals("}");
+ }
+
+ private void checkDup(String keyword) throws IOException {
+ if (parsedKeywords.contains(keyword)) {
+ throw excLine(keyword + " must only be specified once");
+ }
+ }
+
+ private void parseDisabledServices(String keyword) throws IOException {
+ checkDup(keyword);
+ disabledServices = new HashSet<String>();
+ parseEquals();
+ parseOpenBraces();
+ while (true) {
+ int token = nextToken();
+ if (isCloseBraces(token)) {
+ break;
+ }
+ if (token == TT_EOL) {
+ continue;
+ }
+ if (token != TT_WORD) {
+ throw excToken("Expected mechanism, read");
+ }
+ disabledServices.add(st.sval);
+ }
+ }
+}
+
+class ConfigException extends IOException {
+ private static final long serialVersionUID = 254492758127673194L;
+ ConfigException(String msg) {
+ super(msg);
+ }
+}