public void Convert()
{
var lexer = new CLexer(rdr);
var parser = new CParser(parserState, lexer);
var declarations = parser.Parse();
var symbolTable = new SymbolTable(platform)
{
NamedTypes = {
{ "off_t", new PrimitiveType_v1 { Domain = Domain.SignedInt, ByteSize = 4 } }, //$BUGBUG: arch-dependent!
{ "ssize_t", new PrimitiveType_v1 { Domain = Domain.SignedInt, ByteSize = 4 } }, //$BUGBUG: arch-dependent!
{ "size_t", new PrimitiveType_v1 { Domain = Domain.UnsignedInt, ByteSize = 4 } }, //$BUGBUG: arch-dependent!
{ "va_list", new PrimitiveType_v1 { Domain = Domain.Pointer, ByteSize = platform.PointerType.Size } }
}
};
foreach (var decl in declarations)
{
symbolTable.AddDeclaration(decl);
}
var lib = new SerializedLibrary
{
Types = symbolTable.Types.ToArray(),
Procedures = symbolTable.Procedures.ToList(),
};
var ser = SerializedLibrary.CreateSerializer();
ser.Serialize(writer, lib);
}
public void ProcessDeclaration(Decl declaration, IPlatform platform, TypeLibraryDeserializer tldser, SymbolTable symbolTable)
{
var types = symbolTable.AddDeclaration(declaration);
var type = types[0];
int? vectorOffset = GetVectorOffset(declaration);
if (vectorOffset.HasValue)
{
var ntde = new NamedDataTypeExtractor(platform, declaration.decl_specs, symbolTable);
foreach (var declarator in declaration.init_declarator_list)
{
var nt = ntde.GetNameAndType(declarator.Declarator);
var ssig = (SerializedSignature)nt.DataType;
if (ssig.ReturnValue != null)
{
ssig.ReturnValue.Kind = ntde.GetArgumentKindFromAttributes(
"returns", declaration.attribute_list);
}
var sser = platform.CreateProcedureSerializer(tldser, platform.DefaultCallingConvention);
var sig = sser.Deserialize(ssig, platform.Architecture.CreateFrame());
SystemServices.Add(
vectorOffset.Value,
new SystemService
{
Name = nt.Name,
SyscallInfo = new SyscallInfo
{
Vector = vectorOffset.Value,
},
Signature = sig,
});
}
}
}
public override TypeLibrary Load(IPlatform platform, TypeLibrary dstLib)
{
var rdr = new StreamReader(new MemoryStream(bytes));
var lexer = new CLexer(rdr);
var state = new ParserState();
var parser = new CParser(state, lexer);
var symbolTable = new SymbolTable(platform);
var declarations = parser.Parse();
var tldser = new TypeLibraryDeserializer(platform, true, dstLib);
foreach (var decl in declarations)
{
ProcessDeclaration(decl, platform, tldser, symbolTable);
}
return dstLib;
}
private bool TryParseSignature(string txtSignature, out Core.Serialization.Procedure_v1 sProc)
{
// save the user a keystroke.
txtSignature = txtSignature + ";";
var lexer = new Core.CLanguage.CLexer(new StringReader(txtSignature));
var cstate = new Core.CLanguage.ParserState();
var cParser = new CParser(cstate, lexer);
try
{
var decl = cParser.Parse_Decl();
sProc = null;
if (decl == null)
return false;
var syms = new SymbolTable();
syms.AddDeclaration(decl);
if (syms.Procedures.Count != 1)
return false;
sProc = (Core.Serialization.Procedure_v1) syms.Procedures[0];
return true;
}
catch
{
sProc = null;
return false;
}
}
public void Setup()
{
symbolTable = new SymbolTable();
}
public UserSignatureBuilder(Program program)
{
this.program = program;
this.symbolTable = new SymbolTable();
}
public void Setup()
{
this.arch = new FakeArchitecture();
this.platform = new DefaultPlatform(null, arch);
symbolTable = new SymbolTable(platform);
}
public NamedDataTypeExtractor(IPlatform platform, IEnumerable<DeclSpec> specs, SymbolTable converter)
{
if (platform == null) throw new ArgumentNullException("platform");
this.platform = platform;
this.specs = specs;
this.symbolTable = converter;
this.callingConvention = CTokenType.None;
this.eval = new CConstantEvaluator(platform, converter.Constants);
this.basicType = CBasicType.None;
foreach (var declspec in specs)
{
dt = declspec.Accept(this);
}
}