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/*
* Dibbler - a portable DHCPv6
*
* author: Tomasz Mrugalski <thomson@klub.com.pl>
*
* Released under GNU GPL v2 licence
*
*/
#include <string.h>
#include <stdlib.h>
#include "Portable.h"
#include "ReqCfgMgr.h"
#include "Portable.h"
#include "IfaceMgr.h"
#include "ReqTransMgr.h"
#include "Logger.h"
#ifdef WIN32
#include <winsock2.h>
#include <Ws2tcpip.h>
#endif
using namespace std;
void printHelp()
{
cout << "Usage:" << endl
<< "-i IFACE - send query using iface inteface, e.g. -i eth0" << endl
<< "-addr ADDR - query about address, e.g. -addr 2000::43" << endl
<< "-duid DUID - query about DUID, e.g. -duid 00:11:22:33:44:55:66:77:88" << endl
<< "-timeout 10 - query timeout, specified in seconds" << endl
<< "-dstaddr 2000::1 - destination address (by default it is ff02::1:2)" << endl;
}
bool parseCmdLine(ReqCfgMgr *a, int argc, char *argv[])
{
char * addr = 0;
char * duid = 0;
char * iface = 0;
char * dstaddr = 0;
int timeout = 60; // default timeout value
for (int i=1; i<argc; i++) {
if (!strncmp(argv[i],"-addr", 5)) {
if (argc==i) {
Log(Error) << "Unable to parse command-line. -addr used, but actual address is missing." << LogEnd;
return false;
}
addr = argv[++i];
continue;
}
if (!strncmp(argv[i],"-duid", 5)) {
if (argc==i) {
Log(Error) << "Unable to parse command-line. -duid used, but actual DUID is missing." << LogEnd;
return false;
}
duid = argv[++i];
continue;
}
if (!strncmp(argv[i],"-i", 2)) {
if (argc==i) {
Log(Error) << "Unable to parse command-line. -i used, but actual interface name is missing." << LogEnd;
return false;
}
iface = argv[++i];
continue;
}
if (!strncmp(argv[i],"-timeout", 8)) {
if (argc==i) {
Log(Error) << "Unable to parse command-line. -timeout used, but actual timeout value is missing." << LogEnd;
return false;
}
timeout = atoi(argv[++i]);
continue;
}
if (!strncmp(argv[i],"-dstaddr", 7)) {
if (argc==i) {
Log(Error) << "Unable to parse command-line. -dstaddr used, but actual destination address is missing." << LogEnd;
}
dstaddr = argv[++i];
continue;
}
if (!strncmp(argv[i], "--help", 5) || !strncmp(argv[i], "-h", 5) || !strncmp(argv[i], "/help", 5) ||
!strncmp(argv[i], "-?", 2) || !strncmp(argv[i], "/?",2)) {
return false;
}
Log(Error) << "Unable to parse command-line parameter: " << argv[i] << LogEnd;
Log(Error) << "Please use -h for help." << LogEnd;
return false;
}
if (!addr && !duid) {
Log(Error) << "Both address and DUID not defined." << LogEnd;
return false;
}
if (addr && duid) {
Log(Error) << "Both address and DUID defined." << LogEnd;
return false;
}
if (!iface) {
Log(Error) << "Interface not defined. Please use -i command-line switch." << LogEnd;
return false;
}
a->addr = addr;
a->duid = duid;
a->iface = iface;
a->timeout= timeout;
a->dstaddr = dstaddr;
return true;
}
int initWin()
{
#ifdef WIN32
WSADATA wsaData;
if( WSAStartup( MAKEWORD( 2, 2 ), &wsaData )) {
cout << "Unable to load WinSock 2.2 library." << endl;
return -1;
}
#endif
return 0;
}
int main(int argc, char *argv[])
{
ReqCfgMgr a;
initWin();
srand(static_cast<unsigned int>(time(NULL))); // Windows
logger::setLogName("Requestor");
logger::Initialize((char*)REQLOG_FILE);
cout << DIBBLER_COPYRIGHT1 << " (REQUESTOR)" << endl;
cout << DIBBLER_COPYRIGHT2 << endl;
cout << DIBBLER_COPYRIGHT3 << endl;
cout << DIBBLER_COPYRIGHT4 << endl;
cout << endl;
if (!parseCmdLine(&a, argc, argv)) {
Log(Crit) << "Aborted. Invalid command-line parameters or help called." << LogEnd;
printHelp();
return -1;
}
TIfaceMgr * ifaceMgr = new TIfaceMgr(REQIFACEMGR_FILE, true);
ReqTransMgr * transMgr = new ReqTransMgr(ifaceMgr);
transMgr->SetParams(&a);
if (!transMgr->BindSockets()) {
Log(Crit) << "Aborted. Socket binding failed." << LogEnd;
return LOWLEVEL_ERROR_BIND_FAILED;
}
if (!transMgr->SendMsg()) {
Log(Crit) << "Aborted. Message transmission failed." << LogEnd;
return LOWLEVEL_ERROR_SOCKET;
}
if (!transMgr->WaitForRsp()) {
}
delete transMgr;
return LOWLEVEL_NO_ERROR;
}
/* linker workarounds: dummy functions */
extern "C"
{
void *hmac_sha (const char *buffer, size_t len, char *key, size_t key_len, char *resbuf, int type) { return 0; }
void *hmac_md5 (const char *buffer, size_t len, char *key, size_t key_len, char *resbuf) { return 0; }
}
#ifndef WIN32
//unsigned getDigestSize(enum DigestTypes type) { return 0; }
#endif
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