--- /dev/null
+/**************************************************************************
+ *
+ * Copyright 2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ **************************************************************************/
+
+/*
+ * Object hierarchy for describing the traces in memory.
+ */
+
+#ifndef _TRACE_MODEL_HPP_
+#define _TRACE_MODEL_HPP_
+
+
+#include <assert.h>
+
+#include <map>
+#include <vector>
+#include <iostream>
+
+
+namespace Trace {
+
+
+typedef unsigned Id;
+
+
+struct FunctionSig {
+ Id id;
+ const char *name;
+ unsigned num_args;
+ const char **arg_names;
+};
+
+
+struct StructSig {
+ Id id;
+ const char *name;
+ unsigned num_members;
+ const char **member_names;
+};
+
+
+struct EnumSig {
+ Id id;
+ const char *name;
+ signed long long value;
+};
+
+
+struct BitmaskFlag {
+ const char *name;
+ unsigned long long value;
+};
+
+
+struct BitmaskSig {
+ Id id;
+ unsigned num_flags;
+ const BitmaskFlag *flags;
+};
+
+
+class Visitor;
+
+
+class Value
+{
+public:
+ virtual ~Value() {}
+ virtual void visit(Visitor &visitor) = 0;
+
+ virtual bool toBool(void) const = 0;
+ virtual signed long long toSInt(void) const;
+ virtual unsigned long long toUInt(void) const;
+ virtual float toFloat(void) const;
+ virtual double toDouble(void) const;
+
+ virtual void *toPointer(void) const;
+ virtual void *toPointer(bool bind);
+ virtual unsigned long long toUIntPtr(void) const;
+ virtual const char *toString(void) const;
+
+ const Value & operator[](size_t index) const;
+
+ void dump(std::ostream &os, bool color=true);
+};
+
+
+class Null : public Value
+{
+public:
+ bool toBool(void) const;
+ signed long long toSInt(void) const;
+ unsigned long long toUInt(void) const;
+ virtual float toFloat(void) const;
+ virtual double toDouble(void) const;
+ void *toPointer(void) const;
+ void *toPointer(bool bind);
+ unsigned long long toUIntPtr(void) const;
+ const char *toString(void) const;
+ void visit(Visitor &visitor);
+};
+
+
+class Bool : public Value
+{
+public:
+ Bool(bool _value) : value(_value) {}
+
+ bool toBool(void) const;
+ signed long long toSInt(void) const;
+ unsigned long long toUInt(void) const;
+ virtual float toFloat(void) const;
+ virtual double toDouble(void) const;
+ void visit(Visitor &visitor);
+
+ bool value;
+};
+
+
+class SInt : public Value
+{
+public:
+ SInt(signed long long _value) : value(_value) {}
+
+ bool toBool(void) const;
+ signed long long toSInt(void) const;
+ unsigned long long toUInt(void) const;
+ virtual float toFloat(void) const;
+ virtual double toDouble(void) const;
+ void visit(Visitor &visitor);
+
+ signed long long value;
+};
+
+
+class UInt : public Value
+{
+public:
+ UInt(unsigned long long _value) : value(_value) {}
+
+ bool toBool(void) const;
+ signed long long toSInt(void) const;
+ unsigned long long toUInt(void) const;
+ virtual float toFloat(void) const;
+ virtual double toDouble(void) const;
+ void visit(Visitor &visitor);
+
+ unsigned long long value;
+};
+
+
+class Float : public Value
+{
+public:
+ Float(double _value) : value(_value) {}
+
+ bool toBool(void) const;
+ signed long long toSInt(void) const;
+ unsigned long long toUInt(void) const;
+ virtual float toFloat(void) const;
+ virtual double toDouble(void) const;
+ void visit(Visitor &visitor);
+
+ double value;
+};
+
+
+class String : public Value
+{
+public:
+ String(const char * _value) : value(_value) {}
+ ~String();
+
+ bool toBool(void) const;
+ const char *toString(void) const;
+ void visit(Visitor &visitor);
+
+ const char * value;
+};
+
+
+class Enum : public Value
+{
+public:
+ Enum(const EnumSig *_sig) : sig(_sig) {}
+
+ bool toBool(void) const;
+ signed long long toSInt(void) const;
+ unsigned long long toUInt(void) const;
+ virtual float toFloat(void) const;
+ virtual double toDouble(void) const;
+ void visit(Visitor &visitor);
+
+ const EnumSig *sig;
+};
+
+
+class Bitmask : public UInt
+{
+public:
+ Bitmask(const BitmaskSig *_sig, unsigned long long _value) : UInt(_value), sig(_sig) {}
+
+ void visit(Visitor &visitor);
+
+ const BitmaskSig *sig;
+};
+
+
+class Struct : public Value
+{
+public:
+ Struct(StructSig *_sig) : sig(_sig), members(_sig->num_members) { }
+ ~Struct();
+
+ bool toBool(void) const;
+ void visit(Visitor &visitor);
+
+ const StructSig *sig;
+ std::vector<Value *> members;
+};
+
+
+class Array : public Value
+{
+public:
+ Array(size_t len) : values(len) {}
+ ~Array();
+
+ bool toBool(void) const;
+ void visit(Visitor &visitor);
+
+ std::vector<Value *> values;
+};
+
+
+class Blob : public Value
+{
+public:
+ Blob(size_t _size) {
+ size = _size;
+ buf = new char[_size];
+ bound = false;
+ }
+
+ ~Blob();
+
+ bool toBool(void) const;
+ void *toPointer(void) const;
+ void *toPointer(bool bind);
+ void visit(Visitor &visitor);
+
+ size_t size;
+ char *buf;
+ bool bound;
+};
+
+
+class Pointer : public UInt
+{
+public:
+ Pointer(unsigned long long value) : UInt(value) {}
+
+ bool toBool(void) const;
+ void *toPointer(void) const;
+ void *toPointer(bool bind);
+ unsigned long long toUIntPtr(void) const;
+ void visit(Visitor &visitor);
+};
+
+
+class Visitor
+{
+public:
+ virtual void visit(Null *);
+ virtual void visit(Bool *);
+ virtual void visit(SInt *);
+ virtual void visit(UInt *);
+ virtual void visit(Float *);
+ virtual void visit(String *);
+ virtual void visit(Enum *);
+ virtual void visit(Bitmask *);
+ virtual void visit(Struct *);
+ virtual void visit(Array *);
+ virtual void visit(Blob *);
+ virtual void visit(Pointer *);
+
+protected:
+ inline void _visit(Value *value) {
+ if (value) {
+ value->visit(*this);
+ }
+ }
+};
+
+
+inline std::ostream & operator <<(std::ostream &os, Value *value) {
+ if (value) {
+ value->dump(os);
+ }
+ return os;
+}
+
+
+class Call
+{
+public:
+ unsigned no;
+ const FunctionSig *sig;
+ std::vector<Value *> args;
+ Value *ret;
+
+ Call(FunctionSig *_sig) : sig(_sig), args(_sig->num_args), ret(0) { }
+ ~Call();
+
+ inline const char * name(void) const {
+ return sig->name;
+ }
+
+ inline Value & arg(unsigned index) {
+ assert(index < args.size());
+ return *(args[index]);
+ }
+
+ void dump(std::ostream &os, bool color=true);
+};
+
+
+inline std::ostream & operator <<(std::ostream &os, Call &call) {
+ call.dump(os);
+ return os;
+}
+
+
+} /* namespace Trace */
+
+#endif /* _TRACE_MODEL_HPP_ */
projects / apitrace / blobdiff