//Embedded C++ Library
//Copyright (c) Hitachi,Ltd. 1997
//Licensed material of Hitachi,Ltd

//====================================================================
//  File:	ostream
//  Purpose:	Definition of class ostream
//  Create:     1997.09.20 Rev. 1.0
//====================================================================

#ifndef _OSTREAM_
#define _OSTREAM_

#include <streambuf>

class ostream : public ios {
public:
	// Types (inherited from ios):
	// typedef INT_T int_type;
	// typedef POS_T pos_type;
	// typedef OFF_T off_type;

	ostream(streambuf *sbptr) : ios(sbptr){}
	virtual ~ostream(){}
	class sentry;		// Prefix/Suffix
	ostream& operator <<(ostream& (*pf)(ostream&)){
		return (*pf)(*this); }
	ostream& operator <<(ios& (*pf)(ios&)){
		(*pf)(*(ios*)this); return *this; }
	ostream& operator<< (ios_base& (*pf)(ios_base&)){
		(*pf)(*(ios*)this); return *this; }
	ostream & operator <<(bool n){
		*this<<(int)n; return *this; }
	ostream & operator <<(short);
	ostream & operator <<(unsigned short);
	ostream & operator <<(int);
	ostream & operator <<(unsigned  int);
	ostream & operator <<(long);
	ostream & operator <<(unsigned long);
	ostream & operator <<(float);
	ostream & operator <<(double);
	ostream & operator <<(long double);
	ostream & operator <<(void *);
	ostream & operator <<(streambuf *);
	ostream & put(char);
	ostream & write(const char *, streamsize);
	ostream & write(const signed char *, streamsize);
	ostream & write(const unsigned char *, streamsize);
	ostream & flush();
	pos_type tellp();
	ostream& seekp( pos_type );
	ostream& seekp( off_type , ios_base::seekdir );

	int  _ec2p_strput(const char*);
private:
	void _ec2p_IntPrint(const char*, short);
	void _ec2p_FloatPrint(const char*, short);
	void _ec2p_DataPut(const char*, int, int, int, int);
	void _ec2p_int_fmtparam(const char*, char*);
	void _ec2p_flt_fmtparam(const char*, char*);
};

// Class ostream::sentry
class ostream::sentry {
public:
	sentry(ostream& os);
	~sentry();
	operator bool() { return ok_; }
private:
	bool		ok_;
	ostream*	__ec2p_os;
};

// character inserters
ostream& operator<<(ostream&, char);
ostream& operator<<(ostream&, const char*);
// signed and unsigned
ostream& operator<<(ostream&, signed char);
ostream& operator<<(ostream&, unsigned char);
// signed and unsigned
ostream& operator<<(ostream&, const signed char*);
ostream& operator<<(ostream&, const unsigned char*);

ostream & endl( ostream & );
ostream & ends( ostream & );
ostream & flush( ostream & );
#endif