X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=common%2Ftrace_model.hpp;h=36f0a03eff83cb15d5919fb86b661eb0cd271513;hb=8cf630712592eea93b1a1988a0875fe293e6aea8;hp=f208032d371eeb1e38d4704c07dc342203b88931;hpb=d31700077ae75f450b12ad7d9276c08cbad57d1b;p=apitrace

diff --git a/common/trace_model.hpp b/common/trace_model.hpp
index f208032..36f0a03 100644
--- a/common/trace_model.hpp
+++ b/common/trace_model.hpp
@@ -32,15 +32,19 @@
 
 
 #include <assert.h>
+#include <stdlib.h>
 
 #include <map>
 #include <vector>
-#include <iostream>
 
 
 namespace trace {
 
 
+// Should match Call::no
+typedef unsigned CallNo;
+
+
 typedef unsigned Id;
 
 
@@ -60,13 +64,19 @@ struct StructSig {
 };
 
 
-struct EnumSig {
-    Id id;
+struct EnumValue {
     const char *name;
     signed long long value;
 };
 
 
+struct EnumSig {
+    Id id;
+    unsigned num_values;
+    const EnumValue *values;
+};
+
+
 struct BitmaskFlag {
     const char *name;
     unsigned long long value;
@@ -81,6 +91,9 @@ struct BitmaskSig {
 
 
 class Visitor;
+class Null;
+class Struct;
+class Array;
 
 
 class Value
@@ -100,9 +113,16 @@ public:
     virtual unsigned long long toUIntPtr(void) const;
     virtual const char *toString(void) const;
 
-    const Value & operator[](size_t index) const;
+    virtual const Null *toNull(void) const { return NULL; }
+    virtual Null *toNull(void) { return NULL; }
+
+    virtual const Array *toArray(void) const { return NULL; }
+    virtual Array *toArray(void) { return NULL; }
+
+    virtual const Struct *toStruct(void) const { return NULL; }
+    virtual Struct *toStruct(void) { return NULL; }
 
-    void dump(std::ostream &os, bool color=true);
+    const Value & operator[](size_t index) const;
 };
 
 
@@ -119,6 +139,9 @@ public:
     unsigned long long toUIntPtr(void) const;
     const char *toString(void) const;
     void visit(Visitor &visitor);
+
+    const Null *toNull(void) const { return this; }
+    Null *toNull(void) { return this; }
 };
 
 
@@ -216,19 +239,25 @@ public:
 };
 
 
-class Enum : public Value
+class Enum : public SInt
 {
 public:
-    Enum(const EnumSig *_sig) : sig(_sig) {}
+    Enum(const EnumSig *_sig, signed long long _value) : SInt(_value), 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;
+
+    const EnumValue *
+    lookup() {
+        // TODO: use a std::map
+        for (const EnumValue *it = sig->values; it != sig->values + sig->num_values; ++it) {
+            if (it->value == value) {
+                return it;
+            }
+        }
+        return NULL;
+    }
 };
 
 
@@ -252,6 +281,9 @@ public:
     bool toBool(void) const;
     void visit(Visitor &visitor);
 
+    const Struct *toStruct(void) const { return this; }
+    Struct *toStruct(void) { return this; }
+
     const StructSig *sig;
     std::vector<Value *> members;
 };
@@ -266,7 +298,15 @@ public:
     bool toBool(void) const;
     void visit(Visitor &visitor);
 
+    const Array *toArray(void) const { return this; }
+    Array *toArray(void) { return this; }
+
     std::vector<Value *> values;
+
+    inline size_t
+    size(void) const {
+        return values.size();
+    }
 };
 
 
@@ -305,6 +345,58 @@ public:
 };
 
 
+class Repr : public Value
+{
+public:
+    Repr(Value *human, Value *machine) :
+        humanValue(human),
+        machineValue(machine)
+    {}
+
+    /** Human-readible value */
+    Value *humanValue;
+
+    /** Machine-readible value */
+    Value *machineValue;
+    
+    virtual bool toBool(void) const;
+    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;
+
+    void visit(Visitor &visitor);
+};
+
+struct RawStackFrame {
+    Id id;
+    const char * module;
+    const char * function;
+    const char * filename;
+    int linenumber;
+    long long offset;
+    RawStackFrame() :
+        module(0),
+        function(0),
+        filename(0),
+        linenumber(-1),
+        offset(-1)
+    {
+    }
+};
+
+class StackFrame : public RawStackFrame {
+public:
+    ~StackFrame();
+};
+
+typedef std::vector<StackFrame *> Backtrace;
+
 class Visitor
 {
 public:
@@ -321,7 +413,9 @@ public:
     virtual void visit(Array *);
     virtual void visit(Blob *);
     virtual void visit(Pointer *);
-
+    virtual void visit(Repr *);
+    virtual void visit(Backtrace *);
+    virtual void visit(StackFrame *);
 protected:
     inline void _visit(Value *value) {
         if (value) { 
@@ -331,14 +425,6 @@ protected:
 };
 
 
-inline std::ostream & operator <<(std::ostream &os, Value *value) {
-    if (value) {
-        value->dump(os);
-    }
-    return os;
-}
-
-
 typedef unsigned CallFlags;
 
 /**
@@ -415,22 +501,31 @@ enum {
 };
 
 
+struct Arg
+{
+    Value *value;
+};
+
 
 class Call
 {
 public:
+    unsigned thread_id;
     unsigned no;
     const FunctionSig *sig;
-    std::vector<Value *> args;
+    std::vector<Arg> args;
     Value *ret;
 
     CallFlags flags;
+    Backtrace* backtrace;
 
-    Call(FunctionSig *_sig, const CallFlags &_flags) :
+    Call(const FunctionSig *_sig, const CallFlags &_flags, unsigned _thread_id) :
+        thread_id(_thread_id), 
         sig(_sig), 
         args(_sig->num_args), 
         ret(0),
-        flags(_flags) {
+        flags(_flags),
+        backtrace(0) {
     }
 
     ~Call();
@@ -441,19 +536,11 @@ public:
 
     inline Value & arg(unsigned index) {
         assert(index < args.size());
-        return *(args[index]);
+        return *(args[index].value);
     }
-
-    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_ */