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/*
* Copyright (c) 2003-2005 Sun Microsystems, Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* - Redistribution of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistribution in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* Neither the name of Sun Microsystems, Inc. or the names of
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any kind. ALL
* EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
* INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
* MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
* ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
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* DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
* ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
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*
* You acknowledge that this software is not designed or intended for use
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* Sun gratefully acknowledges that this software was originally authored
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*/
package com.jogamp.gluegen.procaddress;
import static java.util.logging.Level.INFO;
import com.jogamp.gluegen.JavaConfiguration;
import com.jogamp.gluegen.cgram.types.AliasedSymbol;
import com.jogamp.gluegen.cgram.types.FunctionSymbol;
import java.io.*;
import java.text.*;
import java.util.*;
public class ProcAddressConfiguration extends JavaConfiguration {
private boolean emitProcAddressTable = false;
private boolean forceProcAddressGen4All = false;
private String tableClassPackage;
private String tableClassName = "ProcAddressTable";
private String getProcAddressTableExpr;
private String localProcAddressCallingConvention4All = null;
private ConvNode procAddressNameConverter;
private final Set skipProcAddressGen = new HashSet();
private final List forceProcAddressGen = new ArrayList();
private final Set forceProcAddressGenSet = new HashSet();
// This is needed only on Windows. Ideally we would modify the
// HeaderParser and PCPP to automatically pick up the calling
// convention from the headers
private final Map localProcAddressCallingConventionMap = new HashMap();
@Override
protected void dispatch(final String cmd, final StringTokenizer tok, final File file, final String filename, final int lineNo) throws IOException {
if (cmd.equalsIgnoreCase("EmitProcAddressTable")) {
emitProcAddressTable = readBoolean("EmitProcAddressTable", tok, filename, lineNo).booleanValue();
} else if (cmd.equalsIgnoreCase("ProcAddressTablePackage")) {
tableClassPackage = readString("ProcAddressTablePackage", tok, filename, lineNo);
} else if (cmd.equalsIgnoreCase("ProcAddressTableClassName")) {
tableClassName = readString("ProcAddressTableClassName", tok, filename, lineNo);
} else if (cmd.equalsIgnoreCase("SkipProcAddressGen")) {
final String sym = readString("SkipProcAddressGen", tok, filename, lineNo);
skipProcAddressGen.add(sym);
} else if (cmd.equalsIgnoreCase("ForceProcAddressGen")) {
final String funcName = readString("ForceProcAddressGen", tok, filename, lineNo);
if (funcName.equals("__ALL__")) {
forceProcAddressGen4All = true;
} else {
addForceProcAddressGen(funcName);
}
} else if (cmd.equalsIgnoreCase("GetProcAddressTableExpr")) {
setProcAddressTableExpr( readGetProcAddressTableExpr(tok, filename, lineNo) );
} else if (cmd.equalsIgnoreCase("ProcAddressNameExpr")) {
readProcAddressNameExpr(tok, filename, lineNo);
} else if (cmd.equalsIgnoreCase("LocalProcAddressCallingConvention")) {
readLocalProcAddressCallingConvention(tok, filename, lineNo);
} else {
super.dispatch(cmd, tok, file, filename, lineNo);
}
}
protected String readGetProcAddressTableExpr(final StringTokenizer tok, final String filename, final int lineNo) {
try {
final String restOfLine = tok.nextToken("\n\r\f");
return restOfLine.trim();
} catch (final NoSuchElementException e) {
throw new RuntimeException("Error parsing \"GetProcAddressTableExpr\" command at line " + lineNo
+ " in file \"" + filename + "\"", e);
}
}
protected void setProcAddressNameExpr(final String expr) {
// Parse this into something allowing us to map from a function
// name to the typedef'ed function pointer name
final List tokens = new ArrayList();
final StringTokenizer tok1 = new StringTokenizer(expr);
while (tok1.hasMoreTokens()) {
final String sstr = tok1.nextToken();
final StringTokenizer tok2 = new StringTokenizer(sstr, "$()", true);
while (tok2.hasMoreTokens()) {
tokens.add(tok2.nextToken());
}
}
// Now that the string is flattened out, convert it to nodes
procAddressNameConverter = makeConverter(tokens.iterator());
if (procAddressNameConverter == null) {
throw new NoSuchElementException("Error creating converter from string");
}
}
protected void readProcAddressNameExpr(final StringTokenizer tok, final String filename, final int lineNo) {
try {
String restOfLine = tok.nextToken("\n\r\f");
restOfLine = restOfLine.trim();
setProcAddressNameExpr(restOfLine);
} catch (final NoSuchElementException e) {
throw new RuntimeException("Error parsing \"ProcAddressNameExpr\" command at line " + lineNo
+ " in file \"" + filename + "\"", e);
}
}
protected void readLocalProcAddressCallingConvention(final StringTokenizer tok, final String filename, final int lineNo) throws IOException {
try {
final String functionName = tok.nextToken();
final String callingConvention = tok.nextToken();
if (functionName.equals("__ALL__")) {
localProcAddressCallingConvention4All = callingConvention;
} else {
localProcAddressCallingConventionMap.put(functionName, callingConvention);
}
} catch (final NoSuchElementException e) {
throw new RuntimeException("Error parsing \"LocalProcAddressCallingConvention\" command at line " + lineNo
+ " in file \"" + filename + "\"", e);
}
}
private static ConvNode makeConverter(final Iterator iter) {
final List result = new ArrayList();
while (iter.hasNext()) {
final String str = iter.next();
if (str.equals("$")) {
final String command = iter.next();
final String openParen = iter.next();
if (!openParen.equals("(")) {
throw new NoSuchElementException("Expected \"(\"");
}
boolean uppercase = false;
if (command.equalsIgnoreCase("UPPERCASE")) {
uppercase = true;
} else if (!command.equalsIgnoreCase("LOWERCASE")) {
throw new NoSuchElementException("Unknown ProcAddressNameExpr command \"" + command + "\"");
}
result.add(new CaseNode(uppercase, makeConverter(iter)));
} else if (str.equals(")")) {
// Fall through and return
} else if (str.indexOf('{') >= 0) {
result.add(new FormatNode(str));
} else {
result.add(new ConstStringNode(str));
}
}
if (result.isEmpty()) {
return null;
} else if (result.size() == 1) {
return result.get(0);
} else {
return new ConcatNode(result);
}
}
/** Helper class for converting a function name to the typedef'ed
function pointer name */
static abstract class ConvNode {
abstract String convert(String funcName);
}
static class FormatNode extends ConvNode {
private final MessageFormat msgFmt;
FormatNode(final String fmt) {
msgFmt = new MessageFormat(fmt);
}
@Override
String convert(final String funcName) {
final StringBuffer buf = new StringBuffer();
msgFmt.format(new Object[]{funcName}, buf, null);
return buf.toString();
}
}
static class ConstStringNode extends ConvNode {
private final String str;
ConstStringNode(final String str) {
this.str = str;
}
@Override
String convert(final String funcName) {
return str;
}
}
static class ConcatNode extends ConvNode {
private final List children;
ConcatNode(final List children) {
this.children = children;
}
@Override
String convert(final String funcName) {
final StringBuilder res = new StringBuilder();
for (final ConvNode node : children) {
res.append(node.convert(funcName));
}
return res.toString();
}
}
static class CaseNode extends ConvNode {
private final boolean upperCase;
private final ConvNode child;
CaseNode(final boolean upperCase, final ConvNode child) {
this.upperCase = upperCase;
this.child = child;
}
@Override
public String convert(final String funcName) {
if (upperCase) {
return child.convert(funcName).toUpperCase();
} else {
return child.convert(funcName).toLowerCase();
}
}
}
public boolean emitProcAddressTable() {
return emitProcAddressTable;
}
public String tableClassPackage() {
return tableClassPackage;
}
public String tableClassName() {
return tableClassName;
}
public boolean skipProcAddressGen(final FunctionSymbol symbol) {
if ( skipProcAddressGen.contains( symbol.getName() ) ||
oneInSet(skipProcAddressGen, symbol.getAliasedNames())
)
{
LOG.log(INFO, symbol.getASTLocusTag(), "Skip ProcAddress: {0}", symbol);
return true;
}
return false;
}
public boolean isForceProcAddressGen4All() {
return forceProcAddressGen4All;
}
public List getForceProcAddressGen() {
return forceProcAddressGen;
}
public String getProcAddressTableExpr() {
if (getProcAddressTableExpr == null) {
throw new RuntimeException("GetProcAddressTableExpr was not defined in .cfg file");
}
return getProcAddressTableExpr;
}
protected void setProcAddressTableExpr(final String s) {
getProcAddressTableExpr = s;
}
public String convertToFunctionPointerName(final String funcName) {
if (procAddressNameConverter == null) {
throw new RuntimeException("ProcAddressNameExpr was not defined in .cfg file");
}
return procAddressNameConverter.convert(funcName);
}
public boolean forceProcAddressGen(final FunctionSymbol symbol) {
if( forceProcAddressGen4All ) {
if(!forceProcAddressGen4AllOnce) {
forceProcAddressGen4AllOnce = true;
LOG.log(INFO, symbol.getASTLocusTag(), "Force ALL ProcAddress");
}
return true;
}
if ( forceProcAddressGenSet.contains( symbol.getName() ) ||
oneInSet(forceProcAddressGenSet, symbol.getAliasedNames())
)
{
LOG.log(INFO, symbol.getASTLocusTag(), "Force ProcAddress: {0}", symbol);
return true;
}
return false;
}
private static boolean forceProcAddressGen4AllOnce = false;
public void addForceProcAddressGen(final String funcName) {
forceProcAddressGen.add(funcName);
forceProcAddressGenSet.add(funcName);
}
public void addLocalProcAddressCallingConvention(final String funcName, final String callingConvention) {
localProcAddressCallingConventionMap.put(funcName, callingConvention);
}
public String getLocalProcAddressCallingConvention(final FunctionSymbol symbol) {
if ( isLocalProcAddressCallingConvention4All() ) {
return getLocalProcAddressCallingConvention4All();
}
final String res = localProcAddressCallingConventionMap.get(symbol.getName());
if( null != res ) {
return res;
}
return oneInMap(localProcAddressCallingConventionMap, symbol.getAliasedNames());
}
public boolean isLocalProcAddressCallingConvention4All() {
return localProcAddressCallingConvention4All != null;
}
public String getLocalProcAddressCallingConvention4All() {
return localProcAddressCallingConvention4All;
}
}
