File: OptGeneric.cpp

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dibbler 0.7.3-1.3
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/*
 * Dibbler - a portable DHCPv6
 *
 * authors: Tomasz Mrugalski <thomson@klub.com.pl>
 *          Marek Senderski <msend@o2.pl>
 *
 * released under GNU GPL v2 licence
 *
 * $Id: OptGeneric.cpp,v 1.4 2008-11-11 22:41:48 thomson Exp $
 *
 */

#include <stdlib.h>
#include <string.h>
#include <sstream>
#include "Portable.h"
#include "DHCPConst.h"
#include "OptGeneric.h"

TOptGeneric::TOptGeneric(int optType, char* data, int dataLen, TMsg* parent)
    :TOpt(optType, parent) {
    this->Data = new char[dataLen];
    memcpy(this->Data, data, dataLen);
    this->DataLen = dataLen;
}

TOptGeneric::TOptGeneric(int optType, TMsg * parent)
    :TOpt(optType, parent) {
    this->Data = 0;
    this->DataLen = 0;
}

TOptGeneric::~TOptGeneric() {
    if (this->DataLen) {
	delete [] this->Data;
    }
}

int TOptGeneric::getSize()
{
    return this->DataLen+4;
}

 char * TOptGeneric::storeSelf( char* buf)
{
    *(uint16_t*)buf = htons(OptType);
    buf+=2;
    *(uint16_t*)buf = htons(this->DataLen);
    buf+=2;
    memmove(buf, this->Data, this->DataLen);
    return buf+this->DataLen;
}

std::string TOptGeneric::getPlain()
{
    stringstream plain;
    stringstream hex;
    bool printable = true;
    for (int i=0;i<DataLen; ++i)
    {
	if (!isalpha(Data[i]) && Data[i]!=32/* spc */) {
	    printable = false;
	}
	plain << Data[i];
	hex << std::hex << setfill('0') << setw(2) << (unsigned int) Data[i];
	if ((i<DataLen-1))
	    hex << ":";
    }
    if (printable)
	return plain.str();
    else
	return hex.str();
}

bool TOptGeneric::isValid()
{
    return true;
}