trace_parser.hpp

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 * Copyright 2010 VMware, Inc.
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#ifndef _TRACE_PARSER_HPP_
#define _TRACE_PARSER_HPP_


#include <iostream>
#include <list>
#include <string>

#include "trace_format.hpp"
#include "trace_model.hpp"


namespace Trace {


class Parser
{
protected:
    void *file;

    typedef std::list<Call *> CallList;
    CallList calls;

    typedef std::vector<Call::Signature *> FunctionMap;
    FunctionMap functions;

    typedef std::vector<Struct::Signature *> StructMap;
    StructMap structs;

    typedef std::vector<Enum::Signature *> EnumMap;
    EnumMap enums;

    typedef std::vector<Bitmask::Signature *> BitmaskMap;
    BitmaskMap bitmasks;

    unsigned next_call_no;

public:
    unsigned long long version;

    Parser();

    ~Parser();

    bool open(const char *filename);

    void close(void);

    Call *parse_call(void);

protected:
    void parse_enter(void);

    Call *parse_leave(void);

    bool parse_call_details(Call *call);

    void parse_arg(Call *call);

    Value *parse_value(void);

    Value *parse_sint();

    Value *parse_uint();

    Value *parse_float();

    Value *parse_double();

    Value *parse_string();

    Value *parse_enum();

    Value *parse_bitmask();

    Value *parse_array(void);

    Value *parse_blob(void);

    Value *parse_struct();

    Value *parse_opaque();

    std::string read_string(void);

    unsigned long long read_uint(void);

    inline int read_byte(void);
};


} /* namespace Trace */

#endif /* _TRACE_PARSER_HPP_ */