PacketMem Class Reference

#include <packetmem.h>

Public Member Functions
	PacketMem ()
	PacketMem (const PacketMem &)
	PacketMem (size_t bytesize)
	PacketMem (const void *buffer, size_t size)
	this constructor allows only copy-in of the buffer More...
	PacketMem (void *buffer, size_t size, bool own)
	~PacketMem ()
void	set (void *buffer, size_t size, bool own)
size_t	len () const
char *	getVarBuf ()
const char *	getConstBuf () const
void	dump (std::ostream &ostr, size_t indent_depth) const
PacketMem &	operator= (const PacketMem &)
bool	operator== (const PacketMem &orig) const

Detailed Description

Definition at line 16 of file packetmem.h.

Constructor & Destructor Documentation

PacketMem::PacketMem

(

)

Definition at line 23 of file packetmem.cpp.

References MAKE_VALID.

{
    MAKE_VALID
    _len     = 0;
}

PacketMem::PacketMem

(

const PacketMem &

orig)

Definition at line 29 of file packetmem.cpp.

References MAKE_VALID.

{
    MAKE_VALID
    _buffer  = orig._buffer;
    _len     = orig._len;
}

PacketMem::PacketMem

(

size_t

bytesize)

Definition at line 36 of file packetmem.cpp.

References MAKE_VALID.

{
    MAKE_VALID
    _buffer  = ptr( new char[bytesize] );
    _len     = bytesize;
}

PacketMem::PacketMem	(	const void *	buffer,
		size_t	size
	)

this constructor allows only copy-in of the buffer

Definition at line 43 of file packetmem.cpp.

References MAKE_VALID, VsnetOSS::memcpy(), size, and v.

{
    MAKE_VALID
    if( buffer != NULL )
    {
        char* v  = new char[size];
        _len     = size;
        memcpy( v, buffer, size );
        _buffer  = ptr( v );
    }
    else
    {
        _len     = 0;
    }
}

PacketMem::PacketMem	(	void *	buffer,
		size_t	size,
		bool	own
	)

this constructor makes it possible to copy-in the buffer, but also to acquire only a temporary reference

Definition at line 59 of file packetmem.cpp.

References MAKE_VALID.

{
    MAKE_VALID
    inner_set( buffer, size, own );
}

PacketMem::~PacketMem

(

)

Definition at line 65 of file packetmem.cpp.

References CHECK_VALID, and MAKE_INVALID.

{
    CHECK_VALID
    MAKE_INVALID
}

Member Function Documentation

void PacketMem::dump	(	std::ostream &	ostr,
		size_t	indent_depth
	)		const

Dump the content of this buffer onto the given ostream, identing every line by indent_depth spaces.

Definition at line 110 of file packetmem.cpp.

References CHECK_VALID, i, int, len(), v, and x.

Referenced by Packet::display(), and VsnetTCPSocket::lower_selected().

{
    CHECK_VALID
    static const size_t LEN = 16;

    char x[LEN];
    char* buf  = _buffer.get();
    size_t len = _len;
    size_t i=0;
    while( len > 0 )
    {
        for( i=0; i<indent_depth; i++ ) ostr << " ";
        memset( x, 0, LEN );
        for( i=0; i<LEN && len>0; i++ )
        {
            x[i] = *buf;
            buf++;
            len--;
        }
        for( i=0; i<LEN; i++ )
        {
            ostr << " " << std::setw(2) << std::hex << (((unsigned int)x[i])&0xff);
        }
        ostr << "   ";
        for( i=0; i<LEN; i++ )
        {
        int v = x[i];
            if( isprint(v) ) ostr << x[i]; else ostr << "@";
        }
        ostr << endl;
    }
    ostr << std::dec;
}

const char * PacketMem::getConstBuf

(

)

const

Definition at line 159 of file packetmem.cpp.

References CHECK_VALID.

Referenced by Packet::displayHex(), Packet::getData(), Packet::getSendBuffer(), and Packet::Packet().

{
    CHECK_VALID
    return _buffer.get();
}

char * PacketMem::getVarBuf

(

)

Definition at line 165 of file packetmem.cpp.

References CHECK_VALID.

{
    CHECK_VALID
    return _buffer.get();
}

size_t PacketMem::len

(

)

const

Definition at line 153 of file packetmem.cpp.

References CHECK_VALID.

Referenced by Packet::displayHex(), dump(), Packet::getDataLength(), VsnetTCPSocket::lower_sendbuf(), Packet::Packet(), and VsnetUDPSocket::recvbuf().

{
    CHECK_VALID
    return _len;
}

PacketMem & PacketMem::operator=

(

const PacketMem &

orig)

Definition at line 77 of file packetmem.cpp.

References CHECK_VALID.

{
    CHECK_VALID
    _buffer  = orig._buffer;
    _len     = orig._len;
    return *this;
}

bool PacketMem::operator==

(

const PacketMem &

orig)

const

Definition at line 144 of file packetmem.cpp.

References CHECK_VALID.

{
    CHECK_VALID
    if( _buffer == r._buffer ) return true;
    if( _len != r._len ) return false;
    if( memcmp( _buffer.get(), r._buffer.get(), _len ) == 0 ) return true;
    return false;
}

void PacketMem::set	(	void *	buffer,
		size_t	size,
		bool	own
	)

Definition at line 71 of file packetmem.cpp.

References CHECK_VALID.

{
    CHECK_VALID
    inner_set( buffer, size, own );
}

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The documentation for this class was generated from the following files:

• src/networking/lowlevel/packetmem.h
• src/networking/lowlevel/packetmem.cpp