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  • klaren/labcomm
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AST
AST/*
LabComm.class
labComm.jar
lib/java/se/lth/control/labcomm/LabComm.class
lib/java/se/lth/control/labcomm/LabCommDecoderChannel.class
lib/java/se/lth/control/labcomm/LabCommDecoder.class
lib/java/se/lth/control/labcomm/LabCommDecoderRegistry.class
lib/java/se/lth/control/labcomm/LabCommDecoderRegistry$Entry.class
lib/java/se/lth/control/labcomm/LabCommDispatcher.class
lib/java/se/lth/control/labcomm/LabCommEncoderChannel.class
lib/java/se/lth/control/labcomm/LabCommEncoder.class
lib/java/se/lth/control/labcomm/LabCommEncoderRegistry.class
lib/java/se/lth/control/labcomm/LabCommEncoderRegistry$Entry.class
lib/java/se/lth/control/labcomm/LabCommHandler.class
lib/java/se/lth/control/labcomm/LabCommReader.class
lib/java/se/lth/control/labcomm/LabCommSample.class
lib/java/se/lth/control/labcomm/LabCommType.class
lib/java/se/lth/control/labcomm/LabCommWriter.class
gen
labcomm.dll
labcomm.jar
example.c
example.h
example.py
examples/wiki_example/example.encoded
example.encoded
examples/simple/*.class
examples/simple/encoded_data
examples/simple/example_decoder
examples/simple/example_encoder
lib/c/test/test_labcomm_basic_type_encoding
lib/c/test/test_labcomm_generated_encoding
lib/java/se/lth/control/labcomm/WriterWrapper.class
lib/c/liblabcomm.so.1
lib/c/test/test_labcomm_pthread_scheduler
lib/c/liblabcomm_plain_c.so.1
lib/c/test/test_signature_plain_c
test/test_signature_numbers
lib/c/test/test_signature_numbers
lib/c/test/test_labcomm
*~
*.class
*.o
lib/c/liblabcomm.a
compiler/AST/
compiler/labComm.jar
examples/twoway/gen/
lib/csharp/labcomm.dll
lib/java/gen/
lib/java/labcomm.jar
*.pyc
examples/dynamic/gen
Rationale for the licensing choosen for LabComm
===============================================
Primary goal: the owners of systems with LabComm communication in it,
should have the liberty to replace the LabComm parts with
any software they see fit.
Secondary goal: it should be possible to release propreitary software
with LabComm.
Wanted software architecture
^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+------------------------------------------------------------+
| Propreitary software (any license) |
+------------------------------------------------------------+
| Labcomm glue (LGPL) |
+--------------+-----+--------------+ |
| Generated | | Generated | |
| encoder/ | | encoder/ | |
| decoder | * * | decoder | |
| ( GPLv3 + | | ( GPLv3 + | +---------------+
| permission) | | permission) | | Non-system |
+--------------+-----+--------------+--+ | library |
| LabComm library (GPLv3 + permission) | | (any license) |
+--------------------------------------+-----+----------+----+
| System library (any license) | |
+-------------------------------------------------------+ |
| OS (any license) |
+------------------------------------------------------------+
License considerations
^^^^^^^^^^^^^^^^^^^^^^
We need to allow linking to the LabComm library from the LGPL glue
(see http://www.gnu.org/licenses/gpl-faq.html#GPLIncompatibleLibs).
We can not set a license on generated code
(http://www.gnu.org/licenses/gpl-faq.html#GPLOutput),
but when used with the LabComm library we can force it
to be licensed under GPLv3.
Suggested license for all library files
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Copyright 2013 Anders Blomdell <anders.blomdell@control.lth.se>
This file is part of LabComm.
LabComm is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
LabComm 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 for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Additional permission under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by directly linking
any functionality of it, with the the exception of calls denoting the
boundary of encoded samples and calls encoding primitive datatypes,
with any software licensed under the GNU Lesser General Public License,
the licensors of this Program grant you additional permission to convey
the resulting work.
SUBDIRS=compiler lib test examples
export LABCOMM_JAR=$(shell pwd)/compiler/labComm.jar
SUBDIRS=compiler lib test examples packaging
export LABCOMM_JAR=$(shell pwd)/compiler/labcomm2014_compiler.jar
export LABCOMM=java -jar $(LABCOMM_JAR)
export VALGRIND=valgrind --leak-check=full --error-exitcode=1
all: $(SUBDIRS:%=make-%)
UNAME_S=$(shell uname -s)
.PHONY: make-compiler
make-compiler:
cd compiler ; ant jar
.PHONY: all
all: $(SUBDIRS:%=all-%)
.PHONY: make-%
make-%:
LD_LIBRARY_PATH=`pwd`/lib/c $(MAKE) -C $* -e
.PHONY: all-%
all-%:
ifeq ($(UNAME_S),Darwin)
DYLD_LIBRARY_PATH=`pwd`/lib/c $(MAKE) -C $*
else
LD_LIBRARY_PATH=`pwd`/lib/c $(MAKE) -C $*
endif
.PHONY: test
test: $(SUBDIRS:%=test-%)
.PHONY: test-compiler
test-compiler:
.PHONY: test-%
test-%:
LD_LIBRARY_PATH=`pwd`/lib/c $(MAKE) -C $* -e test
ifeq ($(UNAME_S),Darwin)
DYLD_LIBRARY_PATH=`pwd`/lib/c $(MAKE) -C $* test
else
LD_LIBRARY_PATH=`pwd`/lib/c $(MAKE) -C $* test
endif
.PHONY: clean
clean: $(SUBDIRS:%=clean-%)
.PHONY: clean-compiler
clean-compiler:
cd compiler ; ant clean
.PHONY: clean-%
clean-%:
$(MAKE) -C $* -e clean
$(MAKE) -C $* clean
.PHONY: distclean
distclean: $(SUBDIRS:%=distclean-%)
.PHONY: distclean-compiler
distclean-compiler:
cd compiler ; ant clean
distclean: clean $(SUBDIRS:%=distclean-%)
.PHONY: distclean-%
distclean-%:
$(MAKE) -C $* -e distclean
$(MAKE) -C $* distclean
.PHONY: srpm
srpm:
make -C packaging $@
gen
labcomm2006_compiler.jar
labcomm2014_compiler.jar
labcomm2014_compiler.jar
aspect Annotations {
syn boolean TypeInstance.hasAnnotations() = getAnnotations().getNumAnnotation()>0;
syn boolean TypeInstance.hasIntentions() = ! intentionSet().isEmpty();
syn String Annotations.getName() = new String(lookup(""));
syn byte[] Annotations.lookup(String key) {
for(Annotation a: getAnnotations()) {
byte[] res = a.lookup(key);
if(res != null) return res;
}
return null;
}
syn byte[] Annotation.lookup(String key) = (getKey().equals(key) ? getValue() : null);
syn boolean Annotation.isIntention() = false;
eq Intention.isIntention() = true;
inh TypeInstance Annotation.parentInstance();
eq TypeInstance.getAnnotations().parentInstance() = this;
coll Set<Intention> TypeInstance.intentionSet() [new HashSet<Intention>()] with add;
Intention contributes this
to TypeInstance.intentionSet()
for parentInstance();
}
aspect SigAnnotations {
inh Decl TypeInstance.parentDecl();
coll Set Decl.allAnnotations() [new HashSet()] with add;
TypeInstance contributes getAnnotationString()
to Decl.allAnnotations()
for parentDecl();
// Helper attribute to get the "outermost" intentions for Decls
syn byte[] TypeInstance.intentionBytes() = getIntentionBytes(sortedIntentions());
syn byte[] Decl.getIntentionBytes() = getTypeInstance().intentionBytes();
static Comparator TypeInstance.intentionComp =
new Comparator<Intention>() {
public int compare(Intention i1, Intention i2) {
return i1.getKey().compareTo(i2.getKey());
}
};
syn int Decl.getNumIntentions() = getTypeInstance().sortedIntentions().getNumChild();
syn List<Intention> TypeInstance.sortedIntentions() {
List<Intention> res = new List<Intention>();
//TODO: refactor out creation of sorted list of intentions
java.util.ArrayList<Intention> sorted = new ArrayList(intentionSet());
java.util.Collections.sort(sorted, intentionComp);
for(Intention i : sorted) {
res.add(i);
}
return res;
}
public DocString.DocString(byte[] bs) {
super("DOCSTRING", bs);
}
public DocString.DocString(String s) {
super("DOCSTRING", s.getBytes());
}
public String Intention.toString() {
return "("+getKey() + ":"+new String(getValue())+")";
}
public String DocString.toString() {
return "\""+new String(getValue())+"\"";
}
/// TESTING
syn String Decl.getAnnotationString() {
StringBuilder sb = new StringBuilder();
Iterator<String> iti = allAnnotations().iterator();
while(iti.hasNext()) {
//Annotation i = iti.next();
//sb.append("("+i.getKey()+" : "+i.getValue()+") ");
String i = iti.next();
sb.append(i);
}
return sb.toString();
}
syn int TypeInstance.fooHash() {
List<Annotation> ints = getAnnotations().getAnnotationList();
int result=0;
for(Annotation i : ints) {
if(i.isIntention()) {
result += i.toString().hashCode();
}
}
return result;
}
syn String TypeInstance.getAnnotationString() {
StringBuilder sb = new StringBuilder();
List<Annotation> ints = getAnnotations().getAnnotationList();
for(Annotation i : ints) {
sb.append(i.toString());
}
return sb.toString();
}
public void Decl.debugAnnotations() {
getTypeInstance().debugAnnotations(getName());
}
public void TypeInstance.debugAnnotations(String context) {
if(hasAnnotations()){
System.out.println(context+".annotations: " + fooHash() + " : " + getAnnotationString());
} else {
//System.out.println(context + " : " + fooHash() + " : " + ": NO ANNOTATIONS ");
}
}
// TESTING END
}
......@@ -13,29 +13,29 @@ aspect ArrayRewrite {
when (! getDim(0).isVariable())
to FixedArrayType {
if (getNumDim() == 1) {
return new FixedArrayType(getType(),
getDim(0).getExpList());
return new FixedArrayType(getDataType(),
getDim(0));
} else {
List l = new List();
for (int i = 1 ; i < getNumDim() ; i++) {
l.add(getDim(i));
}
return new FixedArrayType(new ParseArrayType(getType(), l),
getDim(0).getExpList());
return new FixedArrayType(new ParseArrayType(getDataType(), l),
getDim(0));
}
}
when (getDim(0).isVariable())
to VariableArrayType {
if (getNumDim() == 1) {
return new VariableArrayType(getType(),
getDim(0).getExpList());
return new VariableArrayType(getDataType(),
getDim(0));
} else {
List l = new List();
for (int i = 1 ; i < getNumDim() ; i++) {
l.add(getDim(i));
}
return new VariableArrayType(new ParseArrayType(getType(), l),
getDim(0).getExpList());
return new VariableArrayType(new ParseArrayType(getDataType(), l),
getDim(0));
}
}
}
......
aspect DeclNames {
inh String DataType.declName();
eq Decl.getTypeInstance().declName() = getName();
inh String Field.declName();
eq StructType.getField(int i).declName() = declName();
//TODO: aspect should be renamed to parent-something
inh Decl DataType.parentDecl();
inh Decl Field.parentDecl();
eq Decl.getTypeInstance().parentDecl() = this;
eq StructType.getField(int i).parentDecl() = parentDecl();
}
import java.util.Collection;
aspect ErrorCheck {
syn int ASTNode.lineNumber() = getLine(getStart());
protected String ASTNode.errors = null;
protected void ASTNode.error(String s) {
s = "Error at " + lineNumber() + ": " + s;
if(errors == null) {
errors = s;
} else {
errors = errors + "\n" + s;
}
}
protected boolean ASTNode.hasErrors() {
return errors != null;
}
public void ASTNode.errorCheck(Collection collection) {
nameCheck();
typeCheck();
if(hasErrors())
collection.add(errors);
for(int i = 0; i < getNumChild(); i++) {
getChild(i).errorCheck(collection);
}
}
}
import java.util.*;
aspect Signature {
public class SignatureLine {
private int indent;
private byte[] data;
private String comment;
public SignatureLine(int indent, byte[] data, String comment) {
this.indent = indent;
this.data = data;
this.comment = comment;
}
public int getIndent() {
return indent;
}
public byte[] getData() {
return data;
}
public String getComment() {
return comment;
}
}
public class SignatureList {
private int indent;
private ArrayList list = new ArrayList();
public void add(byte[] data, String comment) {
list.add(new SignatureLine(indent, data, comment));
}
public void addInt(int value, String comment) {
byte[] tmp = new byte[5];
long v = value & 0xffffffff;
int i, j;
for (i = 0 ; i == 0 || v != 0 ; i++, v = (v >> 7)) {
tmp[i] = (byte)(v & 0x7f);
}
byte[] packed = new byte[i];
for (i = i - 1, j = 0 ; i >= 0 ; i--, j++) {
packed[j] = (byte)(tmp[i] | (i!=0?0x80:0x00));
}
add(packed, comment);
}
public void addString(String value, String comment) {
addInt(value.length(), comment);
byte[] data = new byte[value.length()];
for (int i = 0 ; i < value.length() ; i++) {
data[i] = (byte)(value.charAt(i) & 0xff);
}
add(data, null);
}
public int size() {
return list.size();
}
public String getIndent(int i) {
StringBuffer result = new StringBuffer();
int indent = ((SignatureLine)list.get(i)).getIndent();
for (i = 0 ; i < indent ; i++) {
result.append(" ");
}
return result.toString();
}
public byte[] getData(int i) {
return ((SignatureLine)list.get(i)).getData();
}
public String getComment(int i) {
return ((SignatureLine)list.get(i)).getComment();
}
public void indent() {
indent++;
}
aspect NoIntentionForTypeOrSampledefs {
inh boolean TypeInstance.addIntentions();
eq Decl.getTypeInstance().addIntentions() = false;
eq StructType.getField(int i).addIntentions() = true;
}
public void unindent() {
indent--;
}
aspect FlatSignature {
}
public SignatureList Decl.signature() {
SignatureList result = new SignatureList();
flatSignature(result);
public SignatureList Decl.flatSignature(int version) {
SignatureList result = getSignature().getFlatSignatureList();
return result;
}
public void ASTNode.flatSignature(SignatureList list) {
throw new Error(this.getClass().getName() +
".flatSignature(SignatureList list)" +
throw new Error(this.getClass().getName() +
".flatSignature(SignatureList list)" +
" not declared");
}
public void TypeDecl.flatSignature(SignatureList list) {
getType().flatSignature(list);
getTypeInstance().flatSignature(list);
}
public void SampleDecl.flatSignature(SignatureList list) {
getType().flatSignature(list);
getTypeInstance().flatSignature(list);
}
// public void SampleRefType.flatSignature(SignatureList list) {
// list.addInt(LABCOMM_SAMPLE_REF, "sample");
// }
public void TypeInstance.flatSignature(SignatureList list) {
if(addIntentions()) {
debugAnnotations(this.getName()+".TypeInstance.flatSignature");
list.addIntentions(intentions(), "intentions: "+getIntentionString());
}
getDataType().flatSignature(list);
}
public void VoidType.flatSignature(SignatureList list) {
......@@ -132,7 +59,7 @@ aspect Signature {
for (int i = 0 ; i < getNumExp() ; i++) {
getExp(i).flatSignature(list);
}
getType().flatSignature(list);
getDataType().flatSignature(list);
list.unindent();
list.add(null, "}");
}
......@@ -149,8 +76,10 @@ aspect Signature {
}
public void Field.flatSignature(SignatureList list) {
list.addString(getName(), signatureComment());
getType().flatSignature(list);
debugAnnotations(this.getName()+".Field.flatSignature");
list.addIntentions(intentions(), "Field: "+getIntentionString());
// list.addString(getName(), signatureComment());
getDataType().flatSignature(list);
}
public void IntegerLiteral.flatSignature(SignatureList list) {
......@@ -165,7 +94,7 @@ aspect Signature {
StringBuffer result = new StringBuffer("array [");
for (int i = 0 ; i < getNumExp() ; i++) {
if (i > 0) {
result.append(", ");
result.append(", ");
}
result.append(getExp(i).signatureComment());
}
......@@ -174,15 +103,19 @@ aspect Signature {
}
public String ASTNode.signatureComment() {
throw new Error(this.getClass().getName() +
".signatureComment()" +
throw new Error(this.getClass().getName() +
".signatureComment()" +
" not declared");
}
public String Field.signatureComment() {
return getType().signatureComment() + " '" + getName() +"'";
return getDataType().signatureComment() + " '" + getName() +"'";
}
// public String SampleRefType.signatureComment() {
// return "sample";
// }
public String PrimType.signatureComment() {
return getName();
}
......
aspect TypeDefGen {
public void Specification.generateTypedefs(PrintStream out, int ver) {
for(Decl d : getDecls()) {
d.generateTypedefs(out);
}
}
public void Decl.generateTypedefs(PrintStream out) {
}
public void Decl.generateDepTypedefs(PrintStream out){
Iterator<Decl> it = type_dependencies().iterator();
while(it.hasNext()) {
Decl d = it.next();
d.generateDepTypedefs(out);
}
pp(out);
}
public void SampleDecl.generateTypedefs(PrintStream out){
if(hasDependencies()) {
out.println("sample "+getName()+"_def {");
out.println(" sample sample;");
out.println(" string typedef = <<EOL");
for(Decl d : type_dependencies()) {
d.generateDepTypedefs(out);
}
pp(out);
out.println("EOL;");
}
}
}
Specification ::= Decl*;
abstract Decl ::= TypeInstance /Signature/;
TypeInstance ::= DataType Annotations;
Annotations ::= Annotation*;
Annotation ::= <Key:String> <Value:byte[]>;
Intention : Annotation;
DocString : Annotation;
TypeDecl : Decl;
SampleDecl : Decl;
//Signatures are in the abstract grammar, so that
//they can be extended and refined by aspects.
Signature ::= SignatureList FlatSignatureList:SignatureList;
SignatureList ::= SignatureLine*;
abstract SignatureLine ::= <Indent:int> <Comment:String>;
abstract DataSignatureLine : SignatureLine;
ByteArraySignatureLine : DataSignatureLine ::= <Data:byte[]>;
IntSignatureLine : DataSignatureLine ::= <Data:int>;
StringSignatureLine : DataSignatureLine ::= <Data:String>;
IntentionSignatureLine : DataSignatureLine ::= Intention* ;
TypeRefSignatureLine : SignatureLine ::= Decl;
Field : TypeInstance;
abstract DataType;
VoidType : DataType;
//SampleRefType : DataType;
PrimType : DataType ::= <Name:String> <Token:int>;
UserType : DataType ::= <Name:String>;
StructType : DataType ::= Field*;
ParseArrayType : DataType ::= DataType Dim*;
abstract ArrayType : DataType ::= DataType Dim;
VariableArrayType : ArrayType;
FixedArrayType : ArrayType;
Dim ::= Exp*;
abstract Exp;
IntegerLiteral : Exp ::= <Value:String>;
VariableSize : Exp;
This diff is collapsed.
package AST;
package se.lth.control.labcomm2014.compiler;
import beaver.Symbol;
import beaver.Scanner;
import AST.LabCommParser.Terminals;
import se.lth.control.labcomm2014.compiler.LabCommParser.Terminals;
%%
%public
%final
%public
%final
%class LabCommScanner
%extends Scanner
%type Symbol
%function nextToken
%type Symbol
%function nextToken
%yylexthrow Scanner.Exception
%unicode
......@@ -44,13 +44,16 @@ Comment = {TraditionalComment}
TraditionalComment = "/*" [^*] ~"*/" | "/*" "*"+ "/" | "/*" "*"+ [^/*] ~"*/"
EndOfLineComment = "//" {InputCharacter}* {LineTerminator}?
Identifier = [:jletter:][:jletterdigit:]*
Identifier = [[:letter:]_]([[:letter:]_[:digit:]])*
StringLiteral = [:jletterdigit:]*
DecimalNumeral = 0 | {NonZeroDigit} {Digits}?
DecimalNumeral = 0 | {NonZeroDigit} {Digits}?
Digits = {Digit}+
Digit = 0 | {NonZeroDigit}
NonZeroDigit = [1-9]
QuotedString = "\""~"\""
%%
<YYINITIAL> {
......@@ -76,10 +79,14 @@ NonZeroDigit = [1-9]
"}" { return sym(Terminals.RBRACE); }
"[" { return sym(Terminals.LBRACK); }
"]" { return sym(Terminals.RBRACK); }
"(" { return sym(Terminals.LPAREN); }
")" { return sym(Terminals.RPAREN); }
";" { return sym(Terminals.SEMICOLON); }
":" { return sym(Terminals.COLON); }
"," { return sym(Terminals.COMMA); }
{Identifier} { return sym(Terminals.IDENTIFIER); }
{QuotedString} { return sym(Terminals.QUOTEDSTRING); }
}
// fall through errors
......
aspect LabCommTokens {
public static final int ASTNode.LABCOMM_VERSION = 0x01;
public static final int ASTNode.LABCOMM_SAMPLE_DEF = 0x02; // The flat signature
public static final int ASTNode.LABCOMM_SAMPLE_REF = 0x03;
public static final int ASTNode.LABCOMM_TYPE_DEF = 0x03; // and type declarations, hierarchically
public static final int ASTNode.LABCOMM_TYPE_BINDING=0x05;
public static final int ASTNode.LABCOMM_ARRAY = 0x10;
public static final int ASTNode.LABCOMM_STRUCT = 0x11;
public static final int ASTNode.LABCOMM_BOOLEAN = 0x20;
public static final int ASTNode.LABCOMM_BYTE = 0x21;
public static final int ASTNode.LABCOMM_SHORT = 0x22;
public static final int ASTNode.LABCOMM_INT = 0x23;
public static final int ASTNode.LABCOMM_LONG = 0x24;
public static final int ASTNode.LABCOMM_FLOAT = 0x25;
public static final int ASTNode.LABCOMM_DOUBLE = 0x26;
public static final int ASTNode.LABCOMM_STRING = 0x27;
public static final int ASTNode.LABCOMM_SAMPLE = 0x28;
}
......@@ -2,7 +2,7 @@
aspect NameAnalysis {
inh String Decl.lookupName(String name);
eq Program.getDecl(int index).lookupName(String name) {
eq Specification.getDecl(int index).lookupName(String name) {
for (int i = 0; i < index; i++) {
String s = getDecl(i).getName();
if (s.equals(name)) {
......@@ -24,7 +24,7 @@ aspect NameAnalysis {
inh TypeDecl Decl.lookupType(String name);
inh TypeDecl UserType.lookupType(String name);
eq Program.getDecl(int index).lookupType(String name) {
eq Specification.getDecl(int index).lookupType(String name) {
for(int i = 0; i < index; i++) {
Decl d = getDecl(i);
if(d instanceof TypeDecl && d.getName().equals(name)) {
......@@ -34,7 +34,10 @@ aspect NameAnalysis {
return null;
}
syn TypeDecl UserType.decl() = lookupType(getName());
syn TypeDecl DataType.decl();
eq DataType.decl() = null;
eq UserType.decl() = lookupType(getName());
eq PrimType.decl() = null; //HERE BE DRAGONS XXX
public void ASTNode.nameCheck() {
......