void playback(char* path, int interval)
{
FILE* fd = fopen(path, "r");
if (!fd)
{
displayMsg("Unable to open output file.");
return;
}
displayMsg("Starting Playback...");
XPCSocket sock = openUDP("127.0.0.1");
float posi[7];
while (!feof(fd) && !ferror(fd))
{
int result = fscanf(fd, "%f, %f, %f, %f, %f, %f, %f\n",
&posi[0], &posi[1], &posi[2], &posi[3], &posi[4], &posi[5], &posi[6]);
playbackSleep(interval);
if (result != 7)
{
continue;
}
sendPOSI(sock, posi, 7, 0);
}
closeUDP(sock);
displayMsg("Playback Complete");
}
void record(char* path, int interval, int duration)
{
FILE* fd = fopen(path, "w");
int count = duration * 1000 / interval;
if (!fd)
{
displayMsg("Unable to open output file.");
return;
}
if (count < 1)
{
displayMsg("Duration is less than one iteration.");
return;
}
displayMsg("Recording...");
XPCSocket sock = openUDP("127.0.0.1");
for (int i = 0; i < count; ++i)
{
float posi[7];
int result = getPOSI(sock, posi, 0);
playbackSleep(interval);
if (result < 0)
{
continue;
}
fprintf(fd, "%f, %f, %f, %f, %f, %f, %f\n", posi[0], posi[1], posi[2], posi[3], posi[4], posi[5], posi[6]);
}
closeUDP(sock);
displayMsg("Recording Complete");
}
double
TabulatedFunction_getValue(TabulatedFunction *func,
double x)
{
TabulatedFunctionSample *samp = (TabulatedFunctionSample *)func->samples.data;
size_t isamp;
/* check for out of bounds conditions */
if (samp[0].x > x)
{
char msg[1000],msg2[1000];
sprintf(msg,"requested value before available data! (%s @",
func->fileName);
sprintf(msg2,"%.1f)",x);
displayMsg(1,"TAB1",msg,msg2,1);
return samp[0].y;
}
if (samp[func->samples.nelem-1].x < x)
{
char msg[1000],msg2[1000];
sprintf(msg,"requested value after available data! (%s @",
func->fileName);
sprintf(msg2,"%.1f)",x);
displayMsg(1,"TAB2",msg,msg2,1);
return samp[func->samples.nelem-1].y;
}
/* find first sample to fall before requested time */
#if 0
for (isamp = 0;
isamp < func->samples.nelem && samp[isamp].x <= x;
isamp++)
;
#else /* binary search code, aka the "The Price Is Right" method */
int imin=0, imax=func->samples.nelem-1;
int imid;
do
{
imid = (imin+imax)/2;
if (samp[imid].x > x)
imax = imid;
else
imin = imid;
} while (imax > imin+1);
isamp = imax;
#endif
/* interpolate */
return (x - samp[isamp-1].x) / (samp[isamp].x - samp[isamp-1].x)
* (samp[isamp].y - samp[isamp-1].y) + samp[isamp-1].y;
}
void CtcpHandler::parse(Message::Type messageType, const QString &prefix, const QString &target, const QByteArray &message) {
QByteArray ctcp;
//lowlevel message dequote
QByteArray dequotedMessage = lowLevelDequote(message);
CtcpType ctcptype = messageType == Message::Notice
? CtcpReply
: CtcpQuery;
Message::Flags flags = (messageType == Message::Notice && !network()->isChannelName(target))
? Message::Redirected
: Message::None;
// extract tagged / extended data
int xdelimPos = -1;
int xdelimEndPos = -1;
int spacePos = -1;
while((xdelimPos = dequotedMessage.indexOf(XDELIM)) != -1) {
if(xdelimPos > 0)
displayMsg(messageType, target, userDecode(target, dequotedMessage.left(xdelimPos)), prefix, flags);
xdelimEndPos = dequotedMessage.indexOf(XDELIM, xdelimPos + 1);
if(xdelimEndPos == -1) {
// no matching end delimiter found... treat rest of the message as ctcp
xdelimEndPos = dequotedMessage.count();
}
ctcp = xdelimDequote(dequotedMessage.mid(xdelimPos + 1, xdelimEndPos - xdelimPos - 1));
dequotedMessage = dequotedMessage.mid(xdelimEndPos + 1);
//dispatch the ctcp command
QString ctcpcmd = userDecode(target, ctcp.left(spacePos));
QString ctcpparam = userDecode(target, ctcp.mid(spacePos + 1));
spacePos = ctcp.indexOf(' ');
if(spacePos != -1) {
ctcpcmd = userDecode(target, ctcp.left(spacePos));
ctcpparam = userDecode(target, ctcp.mid(spacePos + 1));
} else {
ctcpcmd = userDecode(target, ctcp);
ctcpparam = QString();
}
handle(ctcpcmd, Q_ARG(CtcpType, ctcptype), Q_ARG(QString, prefix), Q_ARG(QString, target), Q_ARG(QString, ctcpparam));
}
if(!dequotedMessage.isEmpty())
displayMsg(messageType, target, userDecode(target, dequotedMessage), prefix, flags);
}
void getPostKeplerian(pulsar *psr,int com,double an,double *si,double *m2,
double *mtot,double *omdot, double *gamma,double *xdot,
double *xpbdot,double *pbdot, double *edot,double *pmra,
double *pmdec,double *dpara, double *dr,double *dth,
double *a0,double *b0,double *xomdot,double *afac,
double *eps1dot,double *eps2dot, double *daop){
double SUNMASS = 4.925490947e-6;
double rad2deg = 180.0/M_PI;
//double pxConv = 1.74532925199432958E-2/3600.0e3;//converts mas to rad
double pxConv = M_PI/180.0/3600*1e-3; // converts mas to rad
double daopConv = 3.08568025e16;//pc in m
// logdbg("Going to get parameters");
*si = getParameter(psr,param_sini,com);
if (*si > 1.0)
{
displayMsg(1,"BIN1","SIN I > 1.0, setting to 1: should probably use DDS model","",psr[0].noWarnings);
*si = 1.0;
psr[0].param[param_sini].val[0] = 1.0;
}
if (*si < -1.0)
{
displayMsg(1,"BIN1","SIN I < -1.0, setting to -1: should probably use DDS model","",psr[0].noWarnings);
*si = -1.0;
psr[0].param[param_sini].val[0] = -1.0;
}
*m2 = getParameter(psr,param_m2,com)*SUNMASS;
*mtot = getParameter(psr,param_mtot,com)*SUNMASS;
*omdot = getParameter(psr,param_omdot,com)/(rad2deg*365.25*SECDAY*an);
*gamma = getParameter(psr,param_gamma,com);
*xdot = getParameter(psr,param_a1dot,com);
*xpbdot = getParameter(psr,param_xpbdot,com);
*pbdot = getParameter(psr,param_pbdot,com);
*edot = getParameter(psr,param_edot,com);
*pmra = getParameter(psr,param_pmra,com)
* M_PI/(180.0*3600.0e3)/(365.25*86400.0);
*pmdec = getParameter(psr,param_pmdec,com)
* M_PI/(180.0*3600.0e3)/(365.25*86400.0);
*dpara = getParameter(psr,param_px,com)*pxConv;
*dr = getParameter(psr,param_dr,com);
*dth = getParameter(psr,param_dth,com);
*a0 = getParameter(psr,param_a0,com);
*b0 = getParameter(psr,param_b0,com);
*xomdot = getParameter(psr,param_xomdot,com)/(an*rad2deg*365.25*86400.0);
*afac = getParameter(psr,param_afac,com);
*eps1dot = getParameter(psr,param_eps1dot,com);
*eps2dot = getParameter(psr,param_eps2dot,com);
*daop = getParameter(psr,param_daop,com)*1e-3/pxConv;
}
// only accept CTCPs in their simplest form, i.e. one ctcp, from start to
// end, no text around it; not as per the 'specs', but makes people happier
void CtcpParser::parseSimple(IrcEventRawMessage *e, Message::Type messagetype, QByteArray dequotedMessage, CtcpEvent::CtcpType ctcptype, Message::Flags flags)
{
if (dequotedMessage.count(XDELIM) != 2 || dequotedMessage[0] != '\001' || dequotedMessage[dequotedMessage.count() -1] != '\001') {
displayMsg(e, messagetype, targetDecode(e, dequotedMessage), e->prefix(), e->target(), flags);
} else {
int spacePos = -1;
QString ctcpcmd, ctcpparam;
QByteArray ctcp = xdelimDequote(dequotedMessage.mid(1, dequotedMessage.count() - 2));
spacePos = ctcp.indexOf(' ');
if (spacePos != -1) {
ctcpcmd = targetDecode(e, ctcp.left(spacePos));
ctcpparam = targetDecode(e, ctcp.mid(spacePos + 1));
} else {
ctcpcmd = targetDecode(e, ctcp);
ctcpparam = QString();
}
ctcpcmd = ctcpcmd.toUpper();
// we don't want to block /me messages by the CTCP ignore list
if (ctcpcmd == QLatin1String("ACTION") || !coreSession()->ignoreListManager()->ctcpMatch(e->prefix(), e->network()->networkName(), ctcpcmd)) {
QUuid uuid = QUuid::createUuid();
_replies.insert(uuid, CtcpReply(coreNetwork(e), nickFromMask(e->prefix())));
CtcpEvent *event = new CtcpEvent(EventManager::CtcpEvent, e->network(), e->prefix(), e->target(),
ctcptype, ctcpcmd, ctcpparam, e->timestamp(), uuid);
emit newEvent(event);
CtcpEvent *flushEvent = new CtcpEvent(EventManager::CtcpEventFlush, e->network(), e->prefix(), e->target(),
ctcptype, "INVALID", QString(), e->timestamp(), uuid);
emit newEvent(flushEvent);
}
}
}
menix::menix(QWidget *parent) :
QMainWindow(parent),
m_ui(new Ui::menix) {
m_ui->setupUi(this);
QToolBar *toolbarIconos = addToolBar(tr("Iconos"));
toolbarIconos->addAction(QIcon(":/preferences-system.png"),"Opciones",this,SLOT( abrirOpciones() ) );
toolbarIconos->addAction(QIcon(":/terminal.png"),"Debug",this,SLOT(abrirDebug()));
opciones = new opcionesGlobales();
numero = opciones->NumeroDestino();
puerto = opciones->Puerto();
pin = opciones->Pin();
centro = opciones->CentroMensajes();
fixok = opciones->Fixok();
ips = new QStringList( opciones->Ips() );
file = new QFile( opciones->fileLog() );
file->open( QIODevice::WriteOnly | QIODevice::Text );
flog = new QTextStream( file );
mensaje = new smsat(centro,puerto,flog,pin,fixok);
crearAcciones();
crearBandeja();
// testPuerto( mensaje );
Server *tcp = new Server(ips,this);
connect(tcp,SIGNAL(sendMessage(QString)),this,SLOT(sendMessage(QString)));
connect(mensaje,SIGNAL(sendAt(QString)),this,SLOT(sendedMessage(QString)));
connect(mensaje,SIGNAL(displayMsg(QString)),this,SLOT(showPopup(QString)));
}
void showSplashScreen()
{
//Clear the screen
LCDClear();
displayMsg(m1_splash, m2_splash, 0);
_delay_ms(2000);
}
int qSslChat::qt_metacall(QMetaObject::Call _c, int _id, void **_a)
{
_id = QWidget::qt_metacall(_c, _id, _a);
if (_id < 0)
return _id;
if (_c == QMetaObject::InvokeMetaMethod) {
switch (_id) {
case 0: peerRejectedFileSend(); break;
case 1: fsCompleted(); break;
case 2: hostConnection(); break;
case 3: connectToHost(); break;
case 4: activateMsgSending(); break;
case 5: sendMsg((*reinterpret_cast< QString(*)>(_a[1]))); break;
case 6: receiveMessage((*reinterpret_cast< QString(*)>(_a[1]))); break;
case 7: displayMsg(); break;
case 8: endConnection(); break;
case 9: sendAnticipation(); break;
case 10: sendFile((*reinterpret_cast< QString(*)>(_a[1])),(*reinterpret_cast< int(*)>(_a[2])),(*reinterpret_cast< int(*)>(_a[3]))); break;
case 11: notifyServer(); break;
case 12: completeFileSend(); break;
case 13: selectSmiley(); break;
case 14: insertSmiley((*reinterpret_cast< QString(*)>(_a[1])),(*reinterpret_cast< QString(*)>(_a[2]))); break;
case 15: displayCertificateInfo(); break;
}
_id -= 16;
}
return _id;
}
int main() {
hideCursor();
char title[] = "Simple Game Demo";
setTitle(title);
int opt = displayMainMenu();
while (opt != 3) {
clrscr();
if (opt == 0) {
char msg[] = "Let's play a game\nEat the # to win the game";
displayMsg(0, 0, msg);
Sleep(1000);
clrscr();
playGame();
} else if (opt == 1) {
printf("This is load");
} else if (opt == 2) {
printf("This is setting");
}
clrscr();
opt = displayMainMenu();
}
return 0;
}
void CtcpParser::parseStandard(IrcEventRawMessage *e, Message::Type messagetype, QByteArray dequotedMessage, CtcpEvent::CtcpType ctcptype, Message::Flags flags)
{
QByteArray ctcp;
QList<CtcpEvent *> ctcpEvents;
QUuid uuid; // needed to group all replies together
// extract tagged / extended data
int xdelimPos = -1;
int xdelimEndPos = -1;
int spacePos = -1;
while ((xdelimPos = dequotedMessage.indexOf(XDELIM)) != -1) {
if (xdelimPos > 0)
displayMsg(e, messagetype, targetDecode(e, dequotedMessage.left(xdelimPos)), e->prefix(), e->target(), flags);
xdelimEndPos = dequotedMessage.indexOf(XDELIM, xdelimPos + 1);
if (xdelimEndPos == -1) {
// no matching end delimiter found... treat rest of the message as ctcp
xdelimEndPos = dequotedMessage.count();
}
ctcp = xdelimDequote(dequotedMessage.mid(xdelimPos + 1, xdelimEndPos - xdelimPos - 1));
dequotedMessage = dequotedMessage.mid(xdelimEndPos + 1);
//dispatch the ctcp command
QString ctcpcmd = targetDecode(e, ctcp.left(spacePos));
QString ctcpparam = targetDecode(e, ctcp.mid(spacePos + 1));
spacePos = ctcp.indexOf(' ');
if (spacePos != -1) {
ctcpcmd = targetDecode(e, ctcp.left(spacePos));
ctcpparam = targetDecode(e, ctcp.mid(spacePos + 1));
}
else {
ctcpcmd = targetDecode(e, ctcp);
ctcpparam = QString();
}
ctcpcmd = ctcpcmd.toUpper();
// we don't want to block /me messages by the CTCP ignore list
if (ctcpcmd == QLatin1String("ACTION") || !coreSession()->ignoreListManager()->ctcpMatch(e->prefix(), e->network()->networkName(), ctcpcmd)) {
if (uuid.isNull())
uuid = QUuid::createUuid();
CtcpEvent *event = new CtcpEvent(EventManager::CtcpEvent, e->network(), e->prefix(), e->target(),
ctcptype, ctcpcmd, ctcpparam, e->timestamp(), uuid);
ctcpEvents << event;
}
}
if (!ctcpEvents.isEmpty()) {
_replies.insert(uuid, CtcpReply(coreNetwork(e), nickFromMask(e->prefix())));
CtcpEvent *flushEvent = new CtcpEvent(EventManager::CtcpEventFlush, e->network(), e->prefix(), e->target(),
ctcptype, "INVALID", QString(), e->timestamp(), uuid);
ctcpEvents << flushEvent;
foreach(CtcpEvent *event, ctcpEvents) {
emit newEvent(event);
}
void BasicHandler::displayMsg(Message::Type msgType, QString target, const QString &text, const QString &sender, Message::Flags flags) {
if(!target.isEmpty() && network()->prefixes().contains(target[0]))
target = target.mid(1);
IrcChannel *channel = network()->ircChannel(target);
if(!channel && (target.startsWith('$') || target.startsWith('#')))
target = nickFromMask(sender);
emit displayMsg(msgType, typeByTarget(target), target, text, sender, flags);
}
static void MAMACALLTYPE
msgCb (mamaSubscription subscription,
mamaMsg msg,
void* closure,
void* itemClosure)
{
if (gQuietLevel < 2)
{
printf ("mamasubscriberc: Recieved msg.\n");
}
displayMsg (msg);
}
double getZenithWetDelay(char *siteName, double mjd, int warnings)
{
double zwd = getMeteorologicalValue(&zenithWetDelayTables, siteName, mjd,
warnings);
if (zwd==0.0)
{
char msg[1000],msg2[1000];
sprintf(msg,"Assume zero zenith wet delay (no data) for site %s at MJD",
siteName);
sprintf(msg2,"%.1f",mjd);
displayMsg(1,"TROP1",msg,msg2,warnings);
}
return zwd;
}
double getSurfaceAtmosphericPressure(char *siteName, double mjd, int warnings)
{
double sap = getMeteorologicalValue(&surfaceAtmosphericPressureTables,
siteName, mjd,
warnings);
if (sap==0.0)
{
char msg[1000],msg2[1000];
sprintf(msg,"Assume standard atmospheric pressure (no data) for site %s at MJD",
siteName);
sprintf(msg2,"%.1f",mjd);
displayMsg(1,"TROP2",msg,msg2,warnings);
sap = 101.325;
}
return sap;
}
chatServer::chatServer(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::chatServer)
{
ui->setupUi(this);
numOfClients = 0;
// connect gui to app
connect(ui->pushButton, SIGNAL(clicked()), this, SLOT(exitApp()));
// create a mailbox for the server
thread = new QThread();
const char *mid = "/mailbox0";
QString id = "Server";
server = new msgSendRecv(id, mid);
connect(this, SIGNAL(started()), server, SLOT(startRecv()));
connect(server, SIGNAL(messageRecv(QString)), this, SLOT(displayMsg(QString)));
server->moveToThread(thread);
thread->start();
// start reading the mailbox
emit started();
}
double ELL1Hmodel(pulsar *psr,int p,int ipos,int param) {
double an; // orbital angular velocity
double x0,m2,tt0,orbits,phase,e1,e2,dre,drep,drepp,brace,dlogbr,ds,da,pb;
double eps1,eps2,eps1dot,eps2dot,si,a0,b0,d2bar;
double torb,Csigma,Cx,Ceps1,Ceps2,Cm2,Csi,ct,t0asc,pbdot,xpbdot,x,xdot,am2;
int norbits;
double SUNMASS = 4.925490947e-6;
double ecc; // eccentricity
double TrueAnom; // true anomaly
double omega; // omega
// fw10 parameters:
double h3, h4, stig;
double lgf; // intermediate derivative calculation
int nharm=4;
int mode = -1; // How to implement the fw10 model. There are four modes:
// mode 0: Only h3 is fitted. This is an incomplete parameterisation of the
// Shapiro delay.
// mode 1: h3 and stigma are fitted. This is a complete and exact parameterisation
// of the Shapiro delay and should only be used if the SD is well
// constrained.
// mode 2: h3 and h4 fitted. This is an approximate parameterisation of the SD
// and can be translated in m2 and sini.
// mode 3: h3, h4, nharm (>=5). This determines h3 and h4 and in doing so,
// takes nharm harmonics into account. In the lower limit (nharm = 4),
// this mode is identical to mode 2. In the higher limit (nharm->infty),
// this mode approaches mode 1. NHARM is a constant, integer input.
// Be aware that nharm>=5 can only be used in case h3 is clearly
// inconsistent with zero.
a0 = 0.0; // WHAT SHOULD THESE BE? -- They should be zero because
b0 = 0.0; // the Aberration delay is not yet implemented. (See below;
// JPWV; 15 Jan 2010.)
pb = psr[p].param[param_pb].val[0]*SECDAY;
if( psr[p].param[param_pbdot].paramSet[0] == 1 )
pbdot = psr[p].param[param_pbdot].val[0];
else
pbdot=0.0;
an = 2.0*M_PI/pb;
// Sanity check
if( psr[p].param[param_h3].paramSet[0] != 1 ) {
printf( "ERROR! Cannot use the ELL1H model without H3.\n" );
} else
h3 = psr[p].param[param_h3].val[0];
//h3 = getParameterValue( &psr[p], param_h3, 0 );
// Determine fw10 mode
if( psr[p].param[param_h4].paramSet[0] == 1 ) {
h4 = psr[p].param[param_h4].val[0];
// h4 = getParameterValue( &psr[p], param_h4, 0 );
// mode 2 or 3 take preference over mode 1 as they are more stable
if( psr[p].param[param_nharm].paramSet[0] == 1 ) {
nharm = (int)psr[p].param[param_nharm].val[0];
//nharm = (int)getParameterValue( &psr[p], param_nharm, 0 );
if( nharm > 4 )
mode = 3;
else
mode = 2;
}
if( psr[p].param[param_stig].paramSet[0] == 1 ) {
// Conflict. Unsure whether to select mode 1 or modes 2/3, so will default
// to the most stable one.
logerr("You specified both H4 and STIG - Ignoring STIG");
logmsg( "WARNING! You specified both H4 and STIG." );
logmsg( "We will ignore STIG and perform the approx. H4 fit instead." );
logmsg( "If you want to perform the exact fit for H3 and STIG, then " );
logmsg( "please remove H4 from your parameter file.");
}
// Have H3, H4, but no NHARM
mode = 2;
} else {
// Have H3, but no H4
if( psr[p].param[param_stig].paramSet[0] == 1 ) {
stig = psr[p].param[param_stig].val[0];
//stig = getParameterValue( &psr[p], param_stig, 0 );
mode = 1;
} else {
mode = 0;
h4 = 0;
nharm = 3;
}
}// fw10 mode determined.
// Define sin(i) and m2 for calculation of the orbital phases etc.
if( mode == 1 ) {
// fw10, Eq. 22:
si = 2.0 * stig / ( 1.0 + pow( stig, 2.0 ) );
// fw10, Eq. 20:
m2 = h3 / pow( stig, 3.0 ); // Shapiro r, not just M2.
if( si > 1.0 ) {
displayMsg(1,"BIN1",
"SIN I > 1.0, setting to 1: should probably use DDS model",
"",psr[p].noWarnings);
si = 1.0;
psr[p].param[param_sini].val[0] = longdouble(1.0);
}
} else if( mode == 2 || mode == 3 ) {
// fw10, Eq. 25:
si = 2.0 * h3 * h4 / ( h3 * h3 + h4 * h4 );
// fw10, Eq. 26:
m2 = pow( h3, 4.0 ) / pow( h4, 3.0 );
if( si > 1.0 ) {
displayMsg(1,"BIN1",
"SIN I > 1.0, setting to 1: should probably use DDS model",
"",psr[p].noWarnings);
si = 1.0;
psr[p].param[param_sini].val[0] = longdouble(1.0);
}
} else if( mode == 0 ) {
// Cannot determine m2 and/or sini. Will have to determine the
// Shapiro delay based on h3 alone.
} else {
printf( "This should not be possible. Go Away.\n" );
printf( "And tell someone about it: [email protected], e.g.\n" );
}
x0 = psr[p].param[param_a1].val[0];
if( psr[p].param[param_a1dot].paramSet[0] == 1 )
xdot = psr[p].param[param_a1dot].val[0];
else
xdot = 0.0;
t0asc = psr[p].param[param_tasc].val[0];
xpbdot = 0.0;
eps1 = psr[p].param[param_eps1].val[0];
eps2 = psr[p].param[param_eps2].val[0];
if( psr[p].param[param_eps1dot].paramSet[0] == 1 )
eps1dot = psr[p].param[param_eps1dot].val[0];
else
eps1dot=0;
if( psr[p].param[param_eps2dot].paramSet[0] == 1 )
eps2dot = psr[p].param[param_eps2dot].val[0];
else
eps2dot=0;
ct = psr[p].obsn[ipos].bbat;
tt0 = (ct-t0asc)*SECDAY;
orbits = tt0/pb-0.5*(pbdot+xpbdot)*pow(tt0/pb,2);
norbits = (int)orbits;
if( orbits < 0.0 )
norbits = norbits-1;
phase = 2.0*M_PI*(orbits-norbits);
x = x0+xdot*tt0;
e1 = eps1+eps1dot*tt0;
e2 = eps2+eps2dot*tt0;
dre = x*(sin(phase)-0.5*(e1*cos(2.0*phase)-e2*sin(2.0*phase)));
drep = x*cos(phase);
drepp=-x*sin(phase);
brace = 1.0 - si * sin( phase );
dlogbr = log( brace );
ecc = sqrt( e1 * e1 + e2 * e2 );
TrueAnom = phase;
//TrueAnom = 2.0 * atan2( sqrt( 1.0 + ecc ) * sin( phase / 2.0 ),
// sqrt( 1.0 - ecc ) * cos( phase / 2.0 ) );
omega = atan2( e1, e2 );
//lgf = log( 1.0 + stig * stig - 2.0 * stig * sin( TrueAnom + omega ) );
double lsc, fs;
fs = 1.0 + stig * stig - 2.0 * stig * sin( TrueAnom );
lgf = log( fs );
lsc = lgf + 2.0 * stig * sin( TrueAnom ) - stig * stig * cos( 2.0 * TrueAnom );
if( mode == 0 ) {
// mode 0: only h3 is known.
ds = -4.0 / 3.0 * h3 * sin( 3.0 * TrueAnom );
} else if( mode == 1 ) {
ds = -2.0 *m2* lsc;
//ds = -2.0 * m2 * dlogbr;
} else { // modes 2 and 3
ds = calcDH( TrueAnom, h3, h4, nharm, 0 );
}
/* ================
ABERRATION DELAY
================ */
/* NOTE: a0 and b0 are always zero -- they are not set in the
original TEMPO!!!!! */
da=a0*sin(phase)+b0*cos(phase);
/* Now compute d2bar (cf. DD 52) */
// I suspect this following equation gives the expansion of the
// R\"omer delay, then the Shapiro delay (ds) and finally the
// aberration delay (da). The Aberration dealy is, however,
// unmeasurably small in all presently known systems - this is why
// da == 0, implied by a0 == 0 and b0 == 0. (JPWV; 15 Jan 2010)
d2bar=dre*(1-an*drep+pow(an*drep,2)+0.5*pow(an,2)*dre*drepp)+ds+da;
torb=-d2bar;
if( param == -1 )
return torb;
/* Now we need the partial derivatives. */
Csigma = x*cos(phase);
Cx = sin(phase);
Ceps1 = -0.5*x*cos(2*phase);
Ceps2 = 0.5*x*sin(2*phase);
Cm2 = -2*dlogbr;
Csi = 2*m2*sin(phase)/brace;
if( param == param_pb ) {
return -Csigma*an*SECDAY*tt0/(pb*SECDAY); /* Pb */
} else if( param == param_a1 ) {
return Cx;
} else if( param == param_eps1 ) {
return Ceps1;
} else if( param == param_tasc ) {
return -Csigma*an*SECDAY;
} else if( param == param_eps2 ) {
return Ceps2;
} else if( param == param_eps1dot ) {
return Ceps1*tt0;
} else if( param == param_eps2dot ) {
return Ceps2*tt0;
} else if( param == param_pbdot ) {
return 0.5*tt0*(-Csigma*an*SECDAY*tt0/(pb*SECDAY));
} else if( param == param_a1dot ) {
return Cx*tt0;
} else if( param == param_sini ) {
return Csi;
} else if( param == param_m2 ) {
return Cm2*SUNMASS;
} else if( param == param_stig ) {
return( -2.0 * m2 / stig * ( 1.0 - 3.0 * lgf - ( 1.0 - stig * stig ) / fs )
+ 2.0 * m2 * ( 4.0 * sin( TrueAnom ) - stig * cos( 2.0 * TrueAnom ) ) );
//return( -2.0 * m2 / stig *
// ( 1.0 + 3.0 * lgf - ( 1.0 - stig * stig ) /
// ( 1.0 + stig * stig - 2.0 * stig * sin( TrueAnom + omega ) ) ) );
// //+ 2.0 * m2 * ( 4.0 * sin( TrueAnom ) - stig * cos( 2.0 * TrueAnom ) ) );
} else if( param == param_h3 ) {
if( mode == 0 || mode == 2)
return( -4.0 / 3.0 * sin( 3.0 * TrueAnom ) );
else if( mode == 1 ) {
return( -2.0 * lsc / pow( stig, 3.0 ) );
//return( 2.0 / pow( stig, 3.0 ) *
// ( lgf + 2.0 * stig * sin( TrueAnom ) - stig * stig * cos( TrueAnom ) ) );
} else if( mode == 3 )
return( calcDH( TrueAnom, h3, h4, nharm, 3 ) );
else {
printf( "ERROR in ELL1H. This really shouldn't happen.\n" );
}
} else if( param == param_h4 ) {
if( mode == 2 )
return( cos( 4.0 * TrueAnom ) );
else
return( calcDH( TrueAnom, h3, h4, nharm, 4 ) );
}
return 0.0;
}
double T2model(pulsar *psr,int p,int ipos,int param,int arr)
{
double an;
double pb,omdot;
double rad2deg = 180.0/M_PI;
double SUNMASS = 4.925490947e-6;
longdouble tt0,t0,ct,t0asc;
double m2,x,ecc,er,xdot,edot,dr,dth,eth;
double pbdot,xpbdot,phase,u,gamma;
double orbits;
int norbits;
double cu,onemecu=0,cae,sae,ae,omega,omz,sw,cw,alpha,beta,bg,dre,drep,drepp,
anhat,su=0;
double sqr1me2,cume,brace,si,dlogbr,ds,da,a0,b0,d2bar,torb;
double csigma,ce,cx,comega,cgamma,cdth,cm2,csi, ckom, ckin;
double eps1,eps2,eps1dot,eps2dot;
double ceps1,ceps2;
double shapmax,cshapmax,sdds;
int com,com1,com2;
int allTerms=1; /* = 0 to emulate BT model */
double dpara;
double pmra,pmdec;
double sin_omega,cos_omega,ki;
double mtot,m1,xk,xomdot,afac,kom;
longdouble DK011,DK012, DK021, DK022, DK031,DK032, DK041,DK042,C,S;
longdouble DK013, DK014, DK023, DK024, DK033, DK034, DK043, DK044;
longdouble DAOP=longdouble(0.0), DSR=longdouble(0.0);
longdouble DOP=longdouble(0.0); // Orbital parallax time delay
double daop;// DAOP is the time delay due to annual orbital
// parallax. daop is the aop distance.
longdouble h3,h4,stig;
longdouble lgf,TrueAnom;
longdouble lsc, fs;
int nharm=4;
int mode = -1; // See ELL1Hmodel.C
torb = 0.0;
const char *CVS_verNum = "$Id: d5e412cf859761421154f47be2a083ae696d674f $";
if (displayCVSversion == 1)
CVSdisplayVersion("T2model.C","T2model()",CVS_verNum);
if (param==-1)
{
com1 = 0;
com2 = psr[p].nCompanion;
}
else
{
com1 = arr;
com2 = arr+1;
}
// printf("Number of companions = %d %d\n",com1,com2);
for (com = com1; com < com2;com++)
{
/* Obtain Keplerian parameters */
getKeplerian(&psr[p],com,&pb,&t0,&ecc,&omz,&x,&eps1,&eps2,&t0asc,
&shapmax,&kom,&ki);
/* Now add in the jumps */
addKeplerianJumps(&psr[p],ipos,&torb,&x,&ecc,&omz,&pb);
/* Parameters derived from the Keplerian parameters */
deriveKeplerian(pb,kom,&an,&sin_omega,&cos_omega);
/* Obtain post-Keplerian parameters */
getPostKeplerian(&psr[p],com,an,&si,&m2,&mtot,&omdot,&gamma,&xdot,&xpbdot,
&pbdot,&edot,&pmra,&pmdec,&dpara,&dr,&dth,&a0,&b0,
&xomdot,&afac,&eps1dot,&eps2dot,&daop);
/* If the beta-prime parameters are set then omdot, gamma, si, dr, er,
dth, a0 and b0 can be calculated from the beta-prime values
* - see papers of Taylor, Wolszczan, Damour & Weisberg 1992 - Nature
* Damour & Taylor 1992 - Phys Rev D
*/
if (psr[p].param[param_bp].paramSet[0]==1 &&
psr[p].param[param_bpp].paramSet[0]==1)
{
/* useBeta(psr[p]); */
printf("Beta model not implemented yet\n");
}
/* If general relativity is assummed to be correct and
* the total system mass has been determined then the values
* of dr,dth,er, eth, sini, gamma and pbdot can be calculated
*/
if (psr[p].param[param_mtot].paramSet[com]==1)
{
calcGR(mtot,m2,x,ecc,an,afac,(double)psr[p].param[param_f].val[0],
&dr,&dth,&er,ð,&xk,&si,&gamma,&pbdot,&a0,&b0);
omdot = xomdot + xk;
}
/* Derive parameters from the post-Keplerian parameters */
derivePostKeplerian(mtot,m2,dr,dth,ecc,&m1,&er,ð);
/* Obtain delta T */
ct = psr[p].obsn[ipos].bbat;
if (psr[p].param[param_t0].paramSet[com]==1)
tt0 = (ct-t0)*SECDAY;
else if( psr[p].param[param_tasc].paramSet[com]==1)
tt0 = (ct-t0asc)*SECDAY;
else {
printf("ERROR [T2] T0 or TASC needs to be set in the parameter file\n");
exit(1);
}
// logdbg("going to update Parameters");
/* Update parameters with their time derivatives */
updateParameters(edot,xdot,eps1dot,eps2dot,tt0,&ecc,&x,&eps1,&eps2);
// logdbg("updated parameters");
/* Do some checks */
if (ecc < 0.0 || ecc > 1.0)
{
displayMsg(1,"BIN2","Eccentricity of orbit < 0, setting to 0","",
psr[p].noWarnings);
psr[p].param[param_ecc].val[com]=0.0;
ecc = 0.0;
}
/* Obtain number of orbits in tt0 */
orbits = tt0/pb - 0.5*(pbdot+xpbdot)*pow(tt0/pb,2);
norbits = (int)orbits;
if (orbits<0.0) norbits--;
/* Obtain phase of orbit */
phase=2.0*M_PI*(orbits-norbits);
// ld_printf("Orbit phase = %.15Lf %.15g\n",psr[p].obsn[ipos].bbat,phase);
if (psr[p].param[param_ecc].paramSet[com]==1)
{
// logdbg("going to compute U");
/* Compute eccentric anomaly u by iterating Kepler's equation */
computeU(phase,ecc,&u);
// logdbg("computed U");
/* DD equations 17b and 17c */
su=sin(u); cu=cos(u);
onemecu=1.0-ecc*cu;
cae=(cu-ecc)/onemecu; /* Equation 17b */
sae=sqrt(1.0-pow(ecc,2))*su/onemecu; /* Equation 17c */
ae=atan2(sae,cae);
if(ae<0.0) ae=ae+2.0*M_PI;
ae=2.0*M_PI*orbits + ae - phase;
omega=omz/rad2deg + omdot*ae;
sw=sin(omega);
cw=cos(omega);
// logdbg("In the middle of DD");
/* DD equations 26, 27, 57: */
sqr1me2=sqrt(1-pow(ecc,2));
cume=cu-ecc;
// logdbg("going to Kopeikin");
/* Update parameters due to proper motion - Kopeikin 1996 */
/* And annual-orbital and orbital parallax - Kopeikin 1995 */
if (psr[p].param[param_kin].paramSet[com]==1 &&
psr[p].param[param_kom].paramSet[com]==1 &&
(psr[p].param[param_pmra].paramSet[com]==1 ||
psr[p].param[param_pmdec].paramSet[com]==1))
{
// logdbg("going to do KopeikinTerms");
KopeikinTerms(&psr[p],ipos,ki,pmra,sin_omega,pmdec,cos_omega,tt0,
dpara,daop,si,&x,&DK011,&DK012,&DK021,&DK022,
&DK031,&DK032,&DK041,&DK042,&DK013,&DK014,&DK023,
&DK024,&DK033,&DK034,&DK043,&DK044);
// logdbg("did KopeikinTerms");
C = (longdouble)(cw*(cu-er)-sqrt(1.0-pow(eth,2.0))*sw*su);
S = (longdouble)(sw*(cu-er)+cw*sqrt(1.0-pow(eth,2.0))*su);
DAOP = (DK011+DK012)*C-(DK021+DK022)*S;
DSR = (DK031+DK032)*C+(DK041+DK042)*S;
DOP = dpara/AULTSC/2.0*pow(x,2.0)*
( pow( sin( ki ), -2.0 ) - 0.5 + 0.5 * pow( ecc, 2.0 ) *
( 1 + pow( sw, 2.0 ) - 3.0 / pow( sin( ki ), 2.0 ) ) -
2.0 * ecc * ( pow( sin( ki ), -2.0 ) - pow( sw, 2.0 ) ) *
cume - sqr1me2 * 2 * sw * cw * su * cume + 0.5 *
( cos( 2.0 * omega ) + pow( ecc, 2.0 ) *
( pow( sin( ki ), -2.0 ) + pow( cu, 2.0 ) ) ) *
cos( 2.0 * u ) );
// printf("T2model: %g DAOP = %g DSR = %g DOP = %g\n",(double)psr[p].obsn[ipos].bbat,(double)DAOP,(double)DSR,(double)DOP);
// logdbg("DAOP is %g and DSR is %g\n", (double)DAOP, (double)DSR);
// logdbg("DAOP is %g, DK011 and DK021 are %f and %f\n",
// (double)DAOP,(double)DK011,(double)DK021);
}
if (psr[p].param[param_shapmax].paramSet[com]==1) /* DDS model */
{
sdds = 1.0 - exp(-1.0*shapmax);
brace = onemecu-sdds*(sw*cume+sqr1me2*cw*su);
}
else
brace=onemecu-si*(sw*cume+sqr1me2*cw*su);
da=a0*(sin(omega+ae) + ecc*sw) + b0*(cos(omega+ae) +
ecc*cw); /* Equation 27 */
/* DD equations 46 to 51 */
alpha=x*sw; /* Equation 46 */
beta=x*sqrt(1-pow(eth,2))*cw; /* Equation 47 */
bg=beta+gamma;
dre=alpha*(cu-er) + bg*su; /* Equation 48 */
drep=-alpha*su + bg*cu; /* Equation 49 */
drepp=-alpha*cu - bg*su; /* Equation 50 */
anhat=an/onemecu; /* Equation 51 */
dlogbr=log(brace);
ds=-2*m2*dlogbr; /* Equation 26 */
}
else if (psr[p].param[param_eps1].paramSet[com]==1) /* ELL1 model */
{
dre = x*(sin(phase)-0.5*(eps1*cos(2.0*phase)-eps2*sin(2.0*phase)));
drep = x*cos(phase);
drepp=-x*sin(phase);
// logdbg("going to Kopeikin");
/* Update parameters due to proper motion - Kopeikin 1996 */
if (psr[p].param[param_kin].paramSet[com]==1 &&
psr[p].param[param_kom].paramSet[com]==1 &&
(psr[p].param[param_pmra].paramSet[com]==1 ||
psr[p].param[param_pmdec].paramSet[com]==1))
{
S = (sin(phase)-0.5*(eps1*cos(2.0*phase)-eps2*sin(2.0*phase)));
C = cos(phase)+0.5*(eps2*cos(2.0*phase)+eps1*sin(2.0*phase));
KopeikinTerms(&psr[p],ipos,ki,pmra,sin_omega,pmdec,cos_omega,tt0,
dpara,daop,si,&x,&DK011,&DK012,&DK021,&DK022,
&DK031,&DK032,&DK041,&DK042,&DK013,&DK014,&DK023,
&DK024,&DK033,&DK034,&DK043,&DK044);
DAOP = (DK011+DK012)*C-(DK021+DK022)*S;
DSR = (DK031+DK032)*C+(DK041+DK042)*S;
}
brace=1-si*sin(phase);
da=a0*sin(phase)+b0*cos(phase);
anhat = an; ecc = 0.0;
/* Shapiro delay */
if ( psr[p].param[param_h3].paramSet[0] * psr[p].param[param_stig].paramSet[0] == 1
|| psr[p].param[param_h3].paramSet[0] * psr[p].param[param_h4].paramSet[0] == 1){
// printf("Using the Friere & Wex formalism for the Shapiro delay\n");
// Based on ELL1Hmodel.C
//h3 = psr[p].param[param_h3].val[0];
h3 = getParameterValue( &psr[p], param_h3, 0 );
// Determine fw10 mode
if( psr[p].param[param_h4].paramSet[0] == 1 ){
// h4 = psr[p].param[param_h4].val[0];
h4 = getParameterValue( &psr[p], param_h4, 0 );
// mode 2 or 3 take preference over mode 1 as they are more stable
if( psr[p].param[param_nharm].paramSet[0] == 1 ){
nharm = (int)psr[p].param[param_nharm].val[0];
//nharm = (int)getParameterValue( &psr[p], param_nharm, 0 );
if( nharm > 4 )
mode = 3;
else
mode = 2;
}
if( psr[p].param[param_stig].paramSet[0] == 1 ){
// Conflict. Unsure whether to select mode 1 or modes 2/3, so will default
// to the most stable one.
logerr("You specified both H4 and STIG - Ignoring STIG");
logmsg( "WARNING! You specified both H4 and STIG." );
logmsg( "We will ignore STIG and perform the approx. H4 fit instead." );
logmsg( "If you want to perform the exact fit for H3 and STIG, then " );
logmsg( "please remove H4 from your parameter file.");
}
// Have H3, H4, but no NHARM
mode = 2;
}else{
// Have H3, but no H4
if( psr[p].param[param_stig].paramSet[0] == 1 ){
// stig = psr[p].param[param_stig].val[0];
stig = getParameterValue( &psr[p], param_stig, 0 );
mode = 1;
}else{
mode = 0;
h4 = 0;
nharm = 3;
}
}// fw10 mode determined.
// Define sin(i) and m2 for calculation of the orbital phases etc.
if( mode == 1 ){
// fw10, Eq. 22:
si = 2.0 * stig / ( 1.0 + pow( stig, 2.0 ) );
// fw10, Eq. 20:
m2 = h3 / pow( stig, 3.0 ); // Shapiro r, not just M2.
if( si > 1.0 ){
displayMsg(1,"BIN1",
"SIN I > 1.0, setting to 1: should probably use DDS model",
"",psr[p].noWarnings);
si = 1.0;
psr[p].param[param_sini].val[0] = longdouble(1.0);
}
}else if( mode == 2 || mode == 3 ){
// fw10, Eq. 25:
si = 2.0 * h3 * h4 / ( h3 * h3 + h4 * h4 );
// fw10, Eq. 26:
m2 = pow( h3, 4.0 ) / pow( h4, 3.0 );
if( si > 1.0 ){
displayMsg(1,"BIN1",
"SIN I > 1.0, setting to 1: should probably use DDS model",
"",psr[p].noWarnings);
si = 1.0;
psr[p].param[param_sini].val[0] = longdouble(1.0);
}
}else if( mode == 0 ){
// Cannot determine m2 and/or sini. Will have to determine the
// Shapiro delay based on h3 alone.
}else{
printf( "This should not be possible. Go Away.\n" );
printf( "And tell someone about it: [email protected], e.g.\n" );
}
brace=1-si*sin(phase);
dlogbr=log(brace);
ecc = sqrt( eps1 * eps1 + eps2 * eps2 );
TrueAnom = phase;
//TrueAnom = 2.0 * atan2( sqrt( 1.0 + ecc ) * sin( phase / 2.0 ),
// sqrt( 1.0 - ecc ) * cos( phase / 2.0 ) );
omega = atan2( eps1, eps2 );
//lgf = log( 1.0 + stig * stig - 2.0 * stig * sin( TrueAnom + omega ) );
fs = 1.0 + stig * stig - 2.0 * stig * sin( TrueAnom );
lgf = log( fs );
lsc = lgf + 2.0 * stig * sin( TrueAnom ) - stig * stig * cos( 2.0 * TrueAnom );
if( mode == 0 ){
// mode 0: only h3 is known.
ds = -4.0 / 3.0 * h3 * sin( 3.0 * TrueAnom );
}else if( mode == 1 ){
ds = -2.0 *m2* lsc;
//ds = -2.0 * m2 * dlogbr;
}else{ // modes 2 and 3
ds = calcDH( TrueAnom, h3, h4, nharm, 0 );
}
}
else{
dlogbr=log(brace);
ds=-2*m2*dlogbr; /* Equation 26 */
}
}
else
{
printf("Require eccentricity set or EPS1/EPS2 parameters for companion %d\n",com+1);
exit(1);
}
// printf("T2: %g %g %g %g %g %g %g\n",brace,phase,a0,b0,dlogbr,ds,m2);
/* Now compute d2bar, the orbital time correction in DD equation 42. */
/* Equation 52 */
if (onemecu != 0.0)
{
d2bar=dre*(1-anhat*drep+allTerms*pow(anhat,2)*
(pow(drep,2) + 0.5*dre*drepp -
0.5*ecc*su*dre*drep/onemecu)) + allTerms*(ds+da+DAOP+DSR
+ DOP);
}
else
{
d2bar=dre*(1-anhat*drep+allTerms*pow(anhat,2)*
(pow(drep,2) + 0.5*dre*drepp))
+ allTerms*(ds+da+DAOP+DSR+DOP);
}
// printf("T2a: %g %g %g %g %g drepp=%g ecc=%g su =%g ome =%g ds = %g da = %g %g %g\n",(double)d2bar,(double)dre,(double)anhat,(double)drep,(double)allTerms,(double)drepp,(double)ecc,(double)su,(double)onemecu,(double)ds,(double)da,(double)DAOP,(double)DSR);
torb-=d2bar; /* Equation 42 */
if (param==-1 && com == psr[p].nCompanion-1) return torb;
else if (param!=-1 && com==arr)
{
// Now we need the partial derivatives. Use DD equations 62a - 62k.
if (psr[p].param[param_ecc].paramSet[com]==1)
{
csigma=x*(-sw*su+sqr1me2*cw*cu)/onemecu; /* Equation 62a */
ce=su*csigma-x*sw-ecc*x*cw*su/sqr1me2; /* Equation 62c */
cx=sw*cume+sqr1me2*cw*su; /* Equation 62d */
comega=x*(cw*cume-sqr1me2*sw*su); /* Equation 62e */
cgamma=su; /* Equation 62g */
cdth=-ecc*ecc*x*cw*su/sqr1me2; /* Equation 62i */
cm2=-2*dlogbr; /* Equation 62j */
if (psr[p].param[param_shapmax].paramSet[com]==1)
cshapmax = 2*m2*(sw*cume+sqr1me2*cw*su)/brace * (1.0-sdds);
else if (psr[p].param[param_sini].nLinkTo>0){
csi= 2*m2*(sw*cume+sqr1me2*cw*su)*cos(ki)/brace;
}
else
csi=2*m2*(sw*cume+sqr1me2*cw*su)/brace; /* Equation 62k */
}
else if (psr[p].param[param_eps1].paramSet[com]==1) /* ELL1 model */
{
csigma = x*cos(phase);
cx = sin(phase);
ceps1 = -0.5*x*cos(2*phase);
ceps2 = 0.5*x*sin(2*phase);
cm2 = -2*dlogbr;
csi = 2*m2*sin(phase)/brace;
}
if (param==param_pb) return -csigma*an*SECDAY*tt0/pb;
else if (param==param_a1) return cx;
else if (param==param_ecc) return ce;
else if (param==param_edot) return ce*tt0;
else if (param==param_om) return comega;
else if (param==param_omdot)
return ae*comega/(an*360.0/(2.0*M_PI)*365.25*SECDAY);
else if (param==param_t0) return -csigma*an*SECDAY;
else if (param==param_pbdot){
if(psr[p].param[param_pbdot].nLinkFrom>0){
return 0.5*tt0*(-csigma*an*SECDAY*tt0/(pb*SECDAY));
/*- SPEED_LIGHT/(getParameterValue(&psr[p],param_pb,0)*SECDAY*
(pow(getParameterValue(&psr[p],param_pmra,0)*MASYR2RADS,2)+
pow(getParameterValue(&psr[p],param_pmdec,0)*MASYR2RADS,2))*
getParameterValue(&psr[p],param_daop,0))*
(C*(-DK011-DK012)+S*(DK021+DK022));*/
}
else return 0.5*tt0*(-csigma*an*SECDAY*tt0/(pb*SECDAY));
}
else if (param==param_sini) return csi;
else if (param==param_gamma) return cgamma;
else if (param==param_m2) return cm2*SUNMASS;
else if (param==param_a1dot) return cx*tt0;
else if (param==param_eps1) return ceps1;
else if (param==param_eps1dot) return ceps1*tt0;
else if (param==param_eps2dot) return ceps2*tt0;
else if (param==param_eps2) return ceps2;
else if (param==param_tasc) return -csigma*an*SECDAY;
else if (param==param_shapmax) return cshapmax;
else if (param==param_stig){
return( -2.0 * m2 / stig * ( 1.0 - 3.0 * lgf - ( 1.0 - stig * stig ) / fs )
+ 2.0 * m2 * ( 4.0 * sin( TrueAnom ) - stig * cos( 2.0 * TrueAnom ) ) );
}
else if (param==param_h3) {
if( mode == 0 || mode == 2)
return( -4.0 / 3.0 * sin( 3.0 * TrueAnom ) );
else if( mode == 1 ){
return( -2.0 * lsc / pow( stig, 3.0 ) );
//return( 2.0 / pow( stig, 3.0 ) *
// ( lgf + 2.0 * stig * sin( TrueAnom ) - stig * stig * cos( TrueAnom ) ) );
}else if( mode == 3 )
return( calcDH( TrueAnom, h3, h4, nharm, 3 ) );
else{
printf( "ERROR in ELLH model in T2. This really shouldn't happen.\n" );
}
}else if( param == param_h4 ){
if( mode == 2 )
return( cos( 4.0 * TrueAnom ) );
else
return( calcDH( TrueAnom, h3, h4, nharm, 4 ) );
}
else if (param==param_kom){
ckom = C* (DK033+DK034+DK013+DK014) + S*(DK043+DK044+DK023+DK024);
return ckom;
}
else if (param==param_kin){
ckin = C/sin(ki)*(DK043+DK044+DK023+DK024)-
S/sin(ki)*(DK013+DK014+DK033+DK034);
if( psr[p].param[param_ecc].paramSet[com]== 1 )
ckin += dpara/AULTSC/2.0*pow( x, 2.0 ) * cos( ki ) *
pow( sin( ki ), -3.0 ) *
( pow( ecc, 2.0 ) * ( 3.0 - cos( 2.0 * u ) ) +
4.0 * ecc * cume - 2.0 );
if(psr[p].param[param_kin].nLinkFrom>0)
ckin += csi; // * cos( ki );
return ckin;
}
/* Update the binary parameter jumps */
if (psr[p].param[param_bpjep].paramSet[arr]==1 &&
psr[p].obsn[ipos].bbat > psr[p].param[param_bpjep].val[arr])
{
if (param==param_bpjph)
return 1.0/psr[p].param[param_f].val[0];
else if (param==param_bpja1) return cx;
else if (param==param_bpjec) return ce;
else if (param==param_bpjom) return comega;
else if (param==param_bpjpb)
return -csigma*an*SECDAY*tt0/(pb*SECDAY);
}
else
return 0.0;
}
}
return 0.0;
}
/* ******************************************** */
double ut1red(double mjd, int warnings)
{
static int read=0;
static double mjd1,mjd2;
static int mjdVal[1000];
static int entry[10000];
static int count2=0,count=0;
double t,s,f2,y2[2],y1[2],ut1;
double units = 1.0e-4;
double tab[4];
int nread,i,iint=5,it,itsav=-1,j,nr;
char line[1000],fname[MAX_FILELEN];
FILE *fin;
if (read==0) /* Read data file */
{
strcpy(fname,getenv(TEMPO2_ENVIRON));
strcat(fname,UT1_FILE);
fin = fopen(fname,"r");
if (!fin)
{
fprintf(stderr, "Could not open UT1 file: %s\n", fname);
exit(1);
}
fgets(line,1000,fin); /* Read two header lines (I hope that these don't change!!!!) */
fgets(line,1000,fin); /* ... no checks are done ... */
nread=1;
while ( (nread==1) && (fgets(line,1000,fin)!=NULL) )
{
// Chop off everything past char 57 to avoid the extra 'item
// count' value being read in as either a UT1 value or an MJD.
line[57]='\0';
nread = sscanf(line,"%d %d %d %d %d %d %d",&mjdVal[count],
&entry[count2+0], &entry[count2+1], &entry[count2+2],
&entry[count2+3], &entry[count2+4], &entry[count2+5]);
if (nread>1)
{
count++;
for (i=0; i<nread-1; i++)
{
if (entry[count2]!=0)
count2++;
else
nread=-1;
}
if (nread>0) {
nread=1;
}
}
else
{
nread=-1;
}
if (count>999) /* Too many lines? */
{
printf("ERROR: Too many lines in ut1 file -- increase array size in tai2tdb\n");
exit(1);
}
}
fclose(fin);
mjd1 = mjdVal[0]+iint; /* iint = interval in days between tabular values */
mjd2 = mjdVal[count-1]-iint; /* Not sure about this + and - iint *******************/
}
read=1;
/* Is MJD within range of table */
if (mjd>mjd1 && mjd<mjd2)
{
/* Calculate interpolation times and value of tabular points */
t = (mjd-mjd1)/iint;
it = (int)t;
t = t - it;
s=1.0-t;
if (it!=itsav)
{
for (i=0; i<4; i++)
{
j=it+i;
tab[i]=entry[j];
}
for (i=0; i<2; i++)
{
nr = i+1;
f2 = 1.0/6.0 * (tab[nr+1]+tab[nr-1]);
y1[i] = 4.0/3.0 * tab[nr] -f2;
y2[i] = -1.0/3.0 * tab[nr]+f2;
}
itsav = it;
}
/* second difference interpolation */
ut1 = (t*(y1[1]+t*t*y2[1]) + s*(y1[0]+s*s*y2[0]))*units;
/* printf("UT1 for %f = %f\n",mjd,ut1); */
}
else
{
char msg[1000],msg2[1000];
sprintf(msg,"MJD is outside of UT1 table range ");
sprintf(msg2,"(MJD %f)",mjd);
displayMsg(1,"CLK10",msg,msg2,warnings);
/* Extrapolate using last value in table */
if (mjd<=mjd1)
ut1 = entry[0]*units;
else
ut1 = entry[count2-1]*units;
}
// ut1 = atut-0.0343817 - ut1; /* Table TAI-UT1 */
return -ut1;
}
double DDHmodel(pulsar *psr,int p,int ipos,int param){
longdouble an; // angular velocity
longdouble pb,k; // orbital period and unitless orbital precession
// conversion factors
longdouble rad2deg = 180.0/M_PI;
longdouble SUNMASS = 4.925490947e-6;
// binary parameters
longdouble m2,tt0,t0,x,ecc,er,xdot,edot,dr,dth,eth,ct;
// more obscure orbital parameters
longdouble pbdot,xpbdot,phase,u,du,gamma;
longdouble orbits;
int norbits;
// DDH specific orbital parameters:
longdouble h3, stig;// 3rd, 4th harmonics and harmonic ratio
// needed for intermediate steps in calculations
longdouble cu,onemecu,cae,sae,ae,omega,omz,sw,cw,alpha,beta,bg,dre,
drep,drepp,anhat,su;
longdouble sqr1me2,cume,brace,si,dlogbr,ds,da,a0,b0,d2bar,torb;
longdouble csigma,ce,cx,comega,cgamma,cm2,csi;
// Aberration parameters (JPWV thinks so, at least).
dr = 0.0; /* WHAT SHOULD THESE BE SET TO? */
dth = 0.0;
// Sanity check
if( psr[p].param[param_h3].paramSet[0] * psr[p].param[param_stig].paramSet[0] != 1 ){
printf("ERROR! For the DDH model, both h3 and stig must be set.\n Exiting.\n");
exit( 1 );
}
h3 = getParameterValue( &psr[p], param_h3, 0 );
stig = getParameterValue( &psr[p], param_stig, 0 );
// Define sin(i) and m2 for calculation of the orbital phases etc.
// FW10, Eq. 22:
si = 2.0 * stig / ( 1.0 + pow( stig, 2.0 ) );
// FW10, Eq. 20:
m2 = h3 / pow( stig, 3.0 ); // Shapiro r, not just M2.
if (si > 1.0){
displayMsg(1,"BIN1",
"SIN I > 1.0, setting to 1: should probably use DDS model",
"",psr[p].noWarnings);
si = 1.0;
psr[p].param[param_sini].val[0] = longdouble(1.0);
}
pb = psr[p].param[param_pb].val[0]*SECDAY;
an = 2.0*M_PI/pb;
// k is the orbital precession expressed in orbits per orbit
k = psr[p].param[param_omdot].val[0]/(rad2deg*365.25*86400.0*an);
// this equation is effectively the same as (omdot/360) * (pb/365.25)
t0 = psr[p].param[param_t0].val[0];
ct = psr[p].obsn[ipos].bbat;
tt0 = (ct-t0)*SECDAY;
if (psr[p].param[param_gamma].paramSet[0]==1)
gamma = psr[p].param[param_gamma].val[0];
else
gamma = 0.0;
// JPWV thinks a0 and b0 are the aberration delays and are at
// present not implemented. No way to be sure though, short of
// asking George. Or, more likely, to spend more time to try and get
// to the bottom of this. I cannot be bothered either way.
a0 = 0.0;
b0 = 0.0;
if (psr[p].param[param_om].paramSet[0]==1)
omz = psr[p].param[param_om].val[0];
else omz = 0.0;
if (psr[p].param[param_a1dot].paramSet[0]==1)
xdot = psr[p].param[param_a1dot].val[0];
else xdot = 0.0;
if (psr[p].param[param_pbdot].paramSet[0] == 1)
pbdot = psr[p].param[param_pbdot].val[0];
else pbdot = 0.0;
if (psr[p].param[param_edot].paramSet[0] == 1)
edot = psr[p].param[param_edot].val[0];
else edot = 0.0;
if (psr[p].param[param_xpbdot].paramSet[0] == 1)
xpbdot = psr[p].param[param_xpbdot].val[0];
else xpbdot = 0.0;
x = psr[p].param[param_a1].val[0]+xdot*tt0;
ecc = psr[p].param[param_ecc].val[0]+edot*tt0;
er = ecc*(1.0+dr);
eth = ecc*(1.0+dth);
if (ecc < 0.0 || ecc > 1.0){
ld_printf("DDHmodel: problem with eccentricity = %Lg [%s]\n",
psr[p].param[param_ecc].val[0],psr[p].name);
exit(1);
}
orbits = tt0/pb - longdouble(0.5)*(pbdot+xpbdot)*(tt0/pb)*(tt0/pb);
norbits = (int)orbits;
if (orbits<0.0) norbits--;
phase=2.0*M_PI*(orbits-norbits);
// Compute eccentric anomaly u by iterating Kepler's equation.
u=phase+ecc*sin(phase)*(1.0+ecc*cos(phase));
do {
du=(phase-(u-ecc*sin(u)))/(1.0-ecc*cos(u));
u=u+du;
} while (fabs(du)>1.0e-12);
/* DD equations 17b, 17c, 29, and 46 through 52 */
su=sin(u);
cu=cos(u);
onemecu=1.0-ecc*cu;
cae=(cu-ecc)/onemecu;
sae=sqrt(1.0-pow(ecc,2))*su/onemecu;
ae=atan2(sae,cae);
if(ae<0.0) ae=ae+2.0*M_PI;
ae=2.0*M_PI*orbits + ae - phase;
omega=omz/rad2deg + k*ae;
sw=sin(omega);
cw=cos(omega);
alpha=x*sw;
beta=x*sqrt(1-pow(eth,2))*cw;
bg=beta+gamma;
dre=alpha*(cu-er) + bg*su;
drep=-alpha*su + bg*cu;
drepp=-alpha*cu - bg*su;
anhat=an/onemecu;
// DD equations 26, 27, 57:
sqr1me2=sqrt(1-pow(ecc,2));
cume=cu-ecc;
brace=onemecu-si*(sw*cume+sqr1me2*cw*su);
dlogbr=log(brace);
// Shapiro delay, ehm06, Eq. 79, identical to DD86, Eq. 26.
ds=-2*m2*dlogbr;
// Aberration delay, ehm06, Eq. 76, identical to DD86, Eq. 27.
da=a0*(sin(omega+ae) + ecc*sw) + b0*(cos(omega+ae) + ecc*cw); // Zero by design
// Now compute d2bar, the orbital time correction in DD equation 42.
d2bar=dre*(1-anhat*drep+(pow(anhat,2))*(pow(drep,2) + 0.5*dre*drepp -
0.5*ecc*su*dre*drep/onemecu)) + ds + da;
torb=-d2bar;
if (param==-1) return torb;
// Now we need the partial derivatives. Use DD equations 62a - 62k.
csigma=x*(-sw*su+sqr1me2*cw*cu)/onemecu;
ce=su*csigma-x*sw-ecc*x*cw*su/sqr1me2;
cx=sw*cume+sqr1me2*cw*su;
comega=x*(cw*cume-sqr1me2*sw*su);
cgamma=su;
//cdth=-ecc*ecc*x*cw*su/sqr1me2;
cm2=-2*dlogbr;
csi=2*m2*(sw*cume+sqr1me2*cw*su)/brace;
longdouble lgf = log( ( 1.0 + ecc * cos( ae ) ) /
(1.0 + pow( stig, 2.0 ) - 2.0 * stig * sin( ae + omega ) ) );
if( param == param_pb )
return -csigma * an * SECDAY * tt0 / ( pb * SECDAY );
else if( param == param_a1 )
return cx;
else if( param == param_ecc )
return ce;
else if( param == param_om )
return comega;
else if( param == param_omdot )
return ae*comega/(an*360.0/(2.0*M_PI)*365.25*SECDAY);
else if( param == param_t0 )
return -csigma*an*SECDAY;
else if( param == param_pbdot )
return 0.5*tt0*(-csigma*an*SECDAY*tt0/(pb*SECDAY));
else if( param == param_sini )
return csi;
else if( param == param_gamma )
return cgamma;
else if( param == param_m2 )
return cm2*SUNMASS;
else if( param == param_a1dot ) // Also known as xdot
return cx*tt0;
else if( param == param_h3 )
return( 2.0 / pow( stig, 3.0 ) * lgf );
else if( param == param_stig )
return( -2.0 * m2 / stig *
( 1.0 + 3.0 * lgf - ( 1.0 - stig * stig ) /
( 1.0 + stig * stig - 2.0 * stig * sin( ae + omega ) ) ) );
return 0.0;
}
/* Function to make a clock correction sequence using Dijkstra's
shortest path algorithm , see
http://en.wikipedia.org/wiki/Dijkstra%27s_algorithm */
DynamicArray *makeClockCorrectionSequence(const char *clockFrom, const char *clockTo,
double mjd,int warnings)
{
size_t slen = 16;
DynamicArray names; /* Array of clock names. Other values index this arr */
int *S; /* Clocks for which shortest path are known */
int n_known;
int *Q; /* Remaining clocks */
float *d; /* Best distance to a clock */
int *edge_to_previous; /* edge to use to link to previous node */
int s, t; /* indices of clockFrom, clockTo */
size_t ifunc;
int iclock;
ClockCorrectionFunction *func;
char *clock;
int to_present, from_present;
int ibest;
float best;
/* make a list of edges */
typedef struct
{
int from;
int to;
ClockCorrectionFunction *func;
} Edge;
Edge *edges;
int iedge, v, nedges;
int istep, nsteps;
DynamicArray seq;
// printf("HERE %s %s %lf %d\n",clockFrom,clockTo,mjd,warnings);
DynamicArray_init(&names, slen);
/* initialize list of all known clocks, and list of edges
for functions that cover the requested mjd */
edges = (Edge *)malloc(sizeof(Edge)*clockCorrectionFunctions.nelem);
iedge = 0;
for (ifunc=0; ifunc < clockCorrectionFunctions.nelem; ifunc++)
{
func = ((ClockCorrectionFunction *)clockCorrectionFunctions.data)+ifunc;
if (ClockCorrectionFunction_getStartMJD(func) <= mjd &&
ClockCorrectionFunction_getEndMJD(func) >= mjd)
{
/* see if to and from clocks there already */
to_present = from_present = 0;
for (iclock=0;
iclock < (int)names.nelem && !(to_present && from_present); iclock++)
{
clock = ((char *)names.data)+iclock*slen;
if (!strcasecmp(clock, func->clockTo))
{
to_present = 1;
edges[iedge].to = iclock;
}
if (!strcasecmp(clock, func->clockFrom))
{
from_present = 1;
edges[iedge].from = iclock;
// printf("%s present already\n", func->clockFrom);
}
/* else */
/* printf("%s != %s!\n", clock, func->clockFrom); */
}
/* add to list if not already present */
if (!to_present)
{
DynamicArray_push_back(&names, func->clockTo);
edges[iedge].to = names.nelem-1;
}
if (!from_present)
{
DynamicArray_push_back(&names, func->clockFrom);
edges[iedge].from = names.nelem-1;
}
// printf("Add edge %d <%s> <%s> %d %d\n", iedge, func->clockTo, func->clockFrom,
// edges[iedge].to, edges[iedge].from);
edges[iedge].func = func;
iedge++;
}
}
nedges = iedge;
/* find requested start (s) and end (t) clock in array of names */
s = t = -1;
for (iclock=0; iclock < (int)names.nelem && (t < 0 || s < 0); iclock++)
{
clock = ((char *)names.data)+iclock*slen;
if (!strcasecmp(clock, clockFrom))
s = iclock;
if (!strcasecmp(clock, clockTo))
t = iclock;
}
if (s < 0)
{
char msg[1000],msg2[1000];
sprintf(msg,"no clock corrections available for clock %s for MJD",
clockFrom);
sprintf(msg2,"%.1f",mjd);
displayMsg(1,"CLK3",msg,msg2,warnings);
//logerr("no clock corrections available for clock %s -> %s for MJD %.1f",clockFrom,clockTo,mjd);
// printf("EXITING 1\n");
free(edges); edges = NULL;
DynamicArray_free(&names);
return NULL;
}
if (t < 0)
{
char msg[1000],msg2[1000];
sprintf(msg,"no clock corrections available for clock %s for MJD",
clockTo);
sprintf(msg2,"%.1f",mjd);
displayMsg(1,"CLK3",msg,msg2,warnings);
//logerr("no clock corrections available for clock %s -> %s for MJD %.1f",clockFrom,clockTo,mjd);
// printf("EXITING 2\n");
free(edges); edges = NULL;
DynamicArray_free(&names);
return NULL;
}
/* initialize S, Q, d, p */
n_known = 0;
S = (int *)malloc(sizeof(int)*names.nelem);
Q = (int *)malloc(sizeof(int)*names.nelem);
d = (float *)malloc(sizeof(float)*names.nelem);
edge_to_previous = (int *)malloc(sizeof(int)*names.nelem);
for (iclock=0; iclock < (int)names.nelem; iclock++)
{
S[iclock] = 0;
Q[iclock] = 1;
d[iclock] = FLT_MAX;
edge_to_previous[iclock] = -1;
}
d[s] = 0.0;
/* main algorithm */
while (1)
{
/* find the member of Q with the lowest d */
best = FLT_MAX;
ibest = -1;
for (iclock=0; iclock < (int)names.nelem; iclock++)
if (Q[iclock] && d[iclock] < best)
{
best = d[iclock];
ibest = iclock;
}
if (ibest == -1)
break;
Q[ibest] = 0; /* remove it from Q */
S[ibest] = 1; /* add it to S */
if (ibest == t)
break; /* shortest path found */
/* for every edge connected to ibest */
/* printf("Looking for edges connected to %s d[%d] = %f\n", */
/* ((char *)names.data)+ibest*slen, ibest, best); */
for (iedge=0; iedge < nedges; iedge++)
if (edges[iedge].from==ibest || edges[iedge].to==ibest)
{
/* set v to where the edge connects to */
if (edges[iedge].from==ibest)
v = edges[iedge].to;
else
v = edges[iedge].from;
/* use this edge if it is better */
// printf("Try %s %s badness %f\n",
// edges[iedge].func->clockFrom, edges[iedge].func->clockTo,
// edges[iedge].func->badness);
if (d[v] > d[ibest] + edges[iedge].func->badness)
{
d[v] = d[ibest] + edges[iedge].func->badness;
edge_to_previous[v] = iedge;
/* printf(" edge %d --> %d %f\n", iedge, v, d[v]); */
}
/* else */
/* printf("Reject %s %s\n", edges[iedge].func->clockFrom, edges[iedge].func->clockTo); */
}
}
// printf("Badness total = %f\n", best);
if (ibest == -1)
{
char msg[1000],msg2[1000];
sprintf(msg,"no clock corrections available from %s to %s for MJD",
clockFrom,clockTo);
sprintf(msg2,"%.1f",mjd);
//logerr("no clock corrections available for clock %s -> %s for MJD %.1f",clockFrom,clockTo,mjd);
displayMsg(1,"CLK7",msg,msg2,warnings);
// printf("EXITING 3\n");
free(edges); edges = NULL;
DynamicArray_free(&names);
return NULL;
}
else
{
/* Write out the best path in reverse order, as an edge list to
"S" */
nsteps = 0;
v = t;
while (v != s)
{
S[nsteps] = edge_to_previous[v];
v = (edges[edge_to_previous[v]].to==v ?
edges[edge_to_previous[v]].from : edges[edge_to_previous[v]].to);
nsteps++;
}
/* set up the actual sequence now in the correct order */
DynamicArray_init(&seq, sizeof(ClockCorrectionFunction *));
if (warnings==0)
printf("Using the following chain of clock corrections for %s -> %s\n",
clockFrom, clockTo);
for (istep=nsteps-1; istep >=0; istep--)
{
/* not any more since some functions are excluded (wrong mjd range) */
/* func = ((ClockCorrectionFunction *)clockCorrectionFunctions.data) */
/* + S[istep]; */
func = edges[S[istep]].func;
DynamicArray_push_back(&seq, &func);
if (warnings==0) printf("%s : %s <-> %s\n", func->table.fileName, func->clockFrom, func->clockTo);
}
}
/* free memory */
free(edges); edges = NULL;
free(edge_to_previous); edge_to_previous = NULL;
free(d); d = NULL;
free(Q); Q = NULL;
free(S); S = NULL;
DynamicArray_free(&names);
// printf("END HERE\n");
return (DynamicArray *)DynamicArray_push_back(&clockCorrectionSequences, &seq);
}
void
get_EOP(double mjd, double *xp, double *yp, double *dut1,
double *dut1dot,
int dispWarnings,char *eopcFile)
{
static int first = 1;
static DynamicArray EOPsamples;
EOPSample *samp;
int proxy = -1, isamp;
double f;
double leap=0.0;
// load EOP series first
if (first)
{
load_EOP(&EOPsamples,eopcFile);
first = 0;
}
samp = (EOPSample *)EOPsamples.data;
// check for out of bounds
if (samp[0].mjd > mjd)
proxy = 0;
else if (samp[EOPsamples.nelem-1].mjd <= mjd)
proxy = EOPsamples.nelem-1;
if (proxy >=0)
{
*xp = samp[proxy].xp;
*yp = samp[proxy].yp;
*dut1 = samp[proxy].dut1;
{
char msg2[1000];
sprintf(msg2,"%.2f. Using %.1lf instead",mjd,samp[proxy].mjd);
if( dispWarnings != 2 )
displayMsg(1,"EPH1","No Earth orientation parameters for MJD ",msg2,dispWarnings);
}
// GHOBBS: Added next line (and removed the 'return' after) otherwise dut1dot never gets set!
mjd = samp[proxy].mjd;
// return;
}
/* find first sample to fall after requested time */
for (isamp = 0;
isamp < (int)EOPsamples.nelem && samp[isamp].mjd <= mjd;
isamp++)
;
// cope with leap second ... take it off second point as jump happens
// right AT second point
if (samp[isamp].dut1 - samp[isamp-1].dut1 > 0.5)
leap = 1.0;
else if (samp[isamp].dut1 - samp[isamp-1].dut1 < -0.5)
leap = -1.0;
else
leap = 0.0;
*dut1dot = (samp[isamp].dut1 - leap - samp[isamp-1].dut1) / 86400.0;
/* interpolate */
f = (mjd - samp[isamp-1].mjd) / (samp[isamp].mjd - samp[isamp-1].mjd);
*xp = samp[isamp-1].xp + f*(samp[isamp].xp - samp[isamp-1].xp);
*yp = samp[isamp-1].yp + f*(samp[isamp].yp - samp[isamp-1].yp);
*dut1 = samp[isamp-1].dut1 + f*(samp[isamp].dut1 - leap - samp[isamp-1].dut1);
return;
}
void
getClockCorrections(observation *obs, const char *clockFrom_const,
const char *clockTo,int warnings)
{
DynamicArray *sequence;
size_t ifunc;
char *currClock;
ClockCorrectionFunction *func;
double correction = 0.0;
obs->nclock_correction = 0;
char clockFrom[128];
strcpy(clockFrom,clockFrom_const);
char clockFromOrig[128];
// logdbg("In getClockCorrections");
//logdbg("Getting clockFrom >%s<",obs->telID);
if (clockFrom[0]=='\0') // get from observatory instead
strcpy(clockFrom,getObservatory(obs->telID)->clock_name);
// logdbg("Got clockFrom");
strcpy(clockFromOrig,clockFrom);
if (!strcasecmp(clockTo, clockFrom))
{
obs->nclock_correction = 0;
return;
}
// logdbg("In getClockCorrections calling sequence 1");
// Memory leak here
sequence = getClockCorrectionSequence(clockFrom, clockTo, obs->sat,warnings);
if (sequence == NULL)
{
char msg[1000],msg2[1000];
sprintf(msg,"Trying assuming UTC =");
sprintf(msg2,"%s",clockFrom);
displayMsg(1,"CLK4",msg,msg2,warnings);
strcpy(clockFrom,"UTC");
if (!strcasecmp(clockTo, clockFrom))
{
obs->nclock_correction = 0;
return;
}
logdbg("In getClockCorrections calling sequence 2");
sequence = getClockCorrectionSequence(clockFrom, clockTo, obs->sat,
warnings);
if (sequence == NULL)
{
char msg[1000],msg2[1000];
sprintf(msg,"Trying TT(TAI) instead of ");
sprintf(msg2,"%s",clockTo);
displayMsg(1,"CLK5",msg,msg2,warnings);
strcpy(clockFrom,clockFromOrig);
clockTo="TT(TAI)";
if (!strcasecmp(clockTo, clockFrom))
{
obs->nclock_correction = 0;
return;
}
logdbg("In getClockCorrections calling sequence 3");
sequence = getClockCorrectionSequence(clockFrom, clockTo, obs->sat,
warnings);
if (sequence == NULL)
{
displayMsg(1,"CLK8","Trying both","",warnings);
strcpy(clockFrom,"UTC");
if (!strcasecmp(clockTo, clockFrom))
{
obs->nclock_correction = 0;
return;
}
logdbg("In getClockCorrections calling sequence 4");
sequence = getClockCorrectionSequence(clockFrom, clockTo, obs->sat,
warnings);
if (sequence==NULL)
{
obs->nclock_correction = 0;
if (warnings==0)
printf( "Warning [CLK:7], no clock correction available for TOA @ MJD %.4lf!\n",
(double)obs->sat);
return;
}
}
}
displayMsg(1,"CLK9","... ok, using stated approximation","",warnings);
}
currClock = clockFrom;
// Already bad
for (ifunc=0; ifunc < sequence->nelem
&& strcasecmp(currClock, clockTo); ifunc++)
{
func = ((ClockCorrectionFunction **)sequence->data)[ifunc];
bool backwards = strcasecmp(currClock, func->clockFrom);
if (backwards && strcasecmp(currClock, func->clockTo))
{
printf("Programming error! Broken clock correction chain!!\n");
exit(1);
}
/* add correction using sign based on direction of correction */
obs->correctionsTT[obs->nclock_correction].correction =
ClockCorrectionFunction_getCorrection(func, obs->sat+correction/SECDAY)
* (backwards ? -1.0 : 1.0);
correction += obs->correctionsTT[obs->nclock_correction].correction;
strcpy(obs->correctionsTT[obs->nclock_correction].corrects_to,
(backwards ? func->clockFrom : func->clockTo));
obs->nclock_correction++;
currClock = (backwards ? func->clockFrom : func->clockTo);
}
// logdbg("leaving getClockCorrections");
/* printf("Correction: %lg\n", correction); */
}
double
getCorrection(observation *obs, const char *clockFrom_c, const char *clockTo, int warnings)
{
observatory *site;
DynamicArray *sequence;
size_t ifunc;
ClockCorrectionFunction *func;
double correction = 0.0;
const char *CVS_verNum = "$Id: 2ecd61c300367fd1dc527ff60a21468091473d85 $";
char clockFrom[128];
char currClock[128];
strcpy(clockFrom,clockFrom_c);
if (clockFrom[0]=='\0')
site = getObservatory(obs->telID);
if (displayCVSversion == 1) CVSdisplayVersion("clkcorr.C","getCorrection()",CVS_verNum);
if (clockFrom[0]=='\0')
strcpy(clockFrom,site->clock_name);
strcpy(currClock,clockFrom);
if (!strcasecmp(clockTo, clockFrom))
return 0.0;
/* printf("Getting %s<->%s\n", site->clock_name, clockTo); */
sequence = getClockCorrectionSequence(clockFrom, clockTo, obs->sat,
warnings);
if (sequence == NULL)
{
char msg[1000],msg2[1000];
sprintf(msg,"Proceeding assuming UTC = ");
sprintf(msg2,"%s",currClock);
displayMsg(1,"CLK6",msg,msg2,warnings);
if (!strcasecmp(clockTo, "UTC"))
return 0.0;
sequence = getClockCorrectionSequence("UTC", clockTo, obs->sat,
warnings);
strcpy(currClock,"UTC");
if (sequence == NULL)
{
if (warnings==0)
printf( "!Warning [CLK:9], no clock correction available for TOA @ MJD %.4lf!\n",
(double)obs->sat);
return 0.0;
}
}
for (ifunc=0; ifunc < sequence->nelem
&& strcasecmp(currClock, clockTo); ifunc++)
{
func = ((ClockCorrectionFunction **)sequence->data)[ifunc];
bool backwards = strcasecmp(currClock, func->clockFrom);
/* add correction using sign based on direction of correction */
correction +=
ClockCorrectionFunction_getCorrection(func, obs->sat+correction/SECDAY)
* (backwards ? -1.0 : 1.0);
strcpy(currClock,(backwards ? func->clockFrom : func->clockTo));
/* printf("--> %s\n", currClock); */
}
return correction;
}
int main(int argc, char **argv)
{
LONG rc = RETURN_FAIL;
STRPTR filename,
commandLine = NULL,
ixWindow = DEFWINDOW;
LONG ixWait = 0,
ixStack = DEFSTACK;
BOOL ixUShell = DEFUSHELL;
BPTR oldlock = (BPTR)-1,
dirlock = (BPTR)-1,
window = NULL;
struct DiskObject *dobj = NULL;
D(bug("IconX argc %d\n", argc));
if (argc != 0)
{
displayMsg(ERROR_REQUIRED_ARG_MISSING);
goto exit;
}
struct WBStartup *startup = (struct WBStartup *) argv;
if (startup->sm_NumArgs < 2)
{
displayMsg(ERROR_REQUIRED_ARG_MISSING);
goto exit;
}
D(bug("[IconX] startup->sm_NumArgs: %d\n", startup->sm_NumArgs));
dirlock = startup->sm_ArgList[1].wa_Lock;
filename = startup->sm_ArgList[1].wa_Name;
oldlock = CurrentDir(dirlock);
/* query diskobject for tooltypes */
dobj = GetDiskObject(filename);
if (dobj == NULL)
{
struct EasyStruct es = {sizeof(struct EasyStruct), 0,
"Error", "IconX\nGetDiskObject failed for:\n%s", "OK"};
EasyRequest(0, &es, 0, filename);
goto exit;
}
if (dobj->do_Type == WBPROJECT)
{
const STRPTR *toolarray = (const STRPTR *)dobj->do_ToolTypes;
STRPTR s;
if ((s = FindToolType(toolarray, "WINDOW")))
{
ixWindow = s;
}
if ((s = FindToolType(toolarray, "STACK")))
{
ixStack = atol(s);
}
if ((s = FindToolType(toolarray, "USERSHELL")))
{
if (MatchToolValue(s, "NO"))
{
ixUShell = FALSE;
}
}
if ((s = FindToolType(toolarray, "WAIT")))
{
ixWait += atol(s) * 50;
}
if ((s = FindToolType(toolarray, "DELAY")))
{
ixWait += atol(s);
}
}
else
{
displayMsg(ERROR_OBJECT_WRONG_TYPE);
goto exit;
}
if (ixWait <= 0)
ixWait = DEFWAIT;
if (ixStack <= 4096)
ixStack = DEFSTACK;
D(bug("wait %d stack %d usershell %d window %s\n", ixWait, ixStack, ixUShell, ixWindow));
D(bug("Building command line\n"));
commandLine = BuildCommandLine(startup);
if (commandLine == NULL)
{
displayMsg(IoErr());
goto exit;
}
D(bug("[IconX] commandLine: '%s'\n", commandLine));
window = Open(ixWindow, MODE_OLDFILE);
if (window == NULL)
{
/* try to open default window */
window = Open(DEFWINDOW, MODE_OLDFILE);
}
if (window)
{
D(bug("[IconX] window ok\n"));
struct TagItem tags[] =
{
{ SYS_Asynch, FALSE },
{ SYS_Background, TRUE },
{ SYS_Input, (IPTR)window },
{ SYS_Output, (IPTR)NULL },
{ SYS_Error, (IPTR)NULL },
{ SYS_UserShell, ixUShell },
{ NP_StackSize, ixStack },
{ TAG_DONE, 0 }
};
rc = SystemTagList(commandLine, tags);
if (rc == -1)
{
displayMsg(IoErr());
rc = RETURN_FAIL;
}
}
else
{
displayMsg(IoErr());
goto exit;
}
Delay(ixWait);
rc = RETURN_OK;
exit:
Close(window);
FreeDiskObject(dobj);
if (oldlock != (BPTR)-1)
CurrentDir(oldlock);
return rc;
}
int main (void)
{
// Initialize
//---------------------------------------
// 1) set band data inputs
initPORTS();
// 2) confgure ADC for ICOM band data
initADC();
// 3) Read EEPROM data
readEEConfig();
// 4) set output
applyOutPins();
// 5) Enable 10ms timer
initTIMER();
// 6) Enable serial port communication
initSERIAL();
// 7) Initialize LCD module
LCDInit(LS_NONE);
// 8) display welcome message
showSplashScreen();
// 9) show status on screen
displayStatus();
// 10) set LEDs
if (BandDecode_Mode == BAND_MODE_AUTO)
{
enableAutoLED();
disableManLED();
}
else
{
enableManLED();
disableAutoLED();
}
disableLinkLED();
// Main loop
//---------------------------------------
while(1)
{
// Get auto band
//---------------------------------------
if (BandDecode_Mode == BAND_MODE_AUTO)
{
checkAutoBand();
// check if changed and refresh screen...
if (current_auto_band != BAND_INVALID)
{
if (BandSelected != current_auto_band)
{
if (IS_TX)
{
displayMsg(m1_band_change_when_tx_warn, m2_when_tx, 2);
}
BandSelected = current_auto_band;
changeBand();
}
disableManLEDBlink();
}
else
{
enableManLEDBlink();
}
}
// Selecting antennas
//---------------------------------------
int8_t ant_chng = -1;
if (sw_state[ANT1_SW_ID] == SW_PRESS)
{
sw_state[ANT1_SW_ID] = SW_OPEN;
ant_chng = 0;
}
else if (sw_state[ANT2_SW_ID] == SW_PRESS)
{
sw_state[ANT2_SW_ID] = SW_OPEN;
ant_chng = 1;
}
else if (sw_state[ANT3_SW_ID] == SW_PRESS)
{
sw_state[ANT3_SW_ID] = SW_OPEN;
ant_chng = 2;
}
if (ant_chng != -1)
{
uint8_t new_ant_id = bm_cfg.AntAvailBandCfg[BandSelected][ant_chng];
if (new_ant_id != NO_ANTENNA && bm_cfg.AntSelBandCfg[BandSelected] != new_ant_id)
{
if (IS_TX)
{
displayMsg(m1_ant_change_press_when_tx, m2_when_tx, 2);
}
else
{
bm_cfg.AntSelBandCfg[BandSelected] = new_ant_id;
applyOutPins();
updateCurrentEEConfig();
displayStatus();
}
}
}
// Selecting band change mode
//---------------------------------------
if (sw_state[MODE_SW_ID] == SW_PRESS)
{
sw_state[MODE_SW_ID] = SW_OPEN;
if (BandDecode_Mode == BAND_MODE_AUTO)
{
BandDecode_Mode = BAND_MODE_MAN;
disableManLEDBlink();
enableManLED();
disableAutoLED();
displayMsg(m1_man_mode, m_empty, 2);
}
else
{
BandDecode_Mode = BAND_MODE_AUTO;
enableAutoLED();
disableManLED();
displayMsg(m1_auto_mode, m_empty, 2);
}
updateCurrentEEConfig();
}
// Selecting band manual
//---------------------------------------
else if (sw_state[UP_SW_ID] == SW_PRESS)
{
sw_state[UP_SW_ID] = SW_OPEN;
if (BandDecode_Mode == BAND_MODE_MAN)
{
if (IS_TX)
{
displayMsg(m1_band_change_press_when_tx, m2_when_tx, 2);
}
else
{
if (BandSelected < BAND_MAX)
{
BandSelected++;
}
else
{
BandSelected = 0;
}
changeBand();
}
}
else
{
displayMsg(m1_band_change_press_when_auto, m2_band_change_press_when_auto, 3);
}
}
else if (sw_state[DWN_SW_ID] == SW_PRESS)
{
sw_state[DWN_SW_ID] = SW_OPEN;
if (BandDecode_Mode == BAND_MODE_MAN)
{
if (IS_TX)
{
displayMsg(m1_band_change_press_when_tx, m2_when_tx, 2);
}
else
{
if (BandSelected > 0)
{
BandSelected--;
}
else
{
BandSelected = BAND_MAX;
}
changeBand();
}
}
else
{
displayMsg(m1_band_change_press_when_auto, m2_band_change_press_when_auto, 2);
}
}
// Change profile
//---------------------------------------
/*
else if (sw_state[MODE_SW_ID] == SW_HOLD)
{
sw_state[MODE_SW_ID] = SW_OPEN;
if (IS_TX)
{
displayMsg(m1_profile_change_press_when_tx, m2_when_tx, 2);
}
else
{
if (profile_Id >= MAX_PROFILES - 1)
{
profile_Id = 0;
}
else
{
profile_Id++;
}
char msg[24];
snprintf(msg, 24, m1_profile, bm_cfg.ProfileName);
displayMsg(msg, m2_activated, 2);
readEEConfigProfile(profile_Id);
//blockPTTTimed();
applyOutPins();
updateCurrentEEConfig();
//displayStatus();
}
}
*/
// Refresh display if needed after displaying error message
//---------------------------------------
if (refresh_disp_needed == 1)
{
refresh_disp_needed = 0;
displayStatus();
}
// Refresh output/display if needed after loosing peer link
//---------------------------------------
if (refresh_ptt_needed == 1)
{
refresh_ptt_needed = 0;
applyPttStatus();
displayStatus();
}
if (refresh_bandout_needed == 1)
{
refresh_bandout_needed = 0;
applyOutPins();
}
// Check and process serial port messages
//---------------------------------------
processSerialMsg();
}
// Main loop end
}
int
startClient( volatile int *pid )
{
const char *home, *sessargs, *desksess;
char **env, *xma;
char **argv, *fname, *str;
#ifdef USE_PAM
char ** volatile pam_env;
# ifndef HAVE_PAM_GETENVLIST
char **saved_env;
# endif
int pretc;
#else
# ifdef _AIX
char *msg;
char **theenv;
extern char **newenv; /* from libs.a, this is set up by setpenv */
# endif
#endif
#ifdef HAVE_SETUSERCONTEXT
extern char **environ;
#endif
char *failsafeArgv[2];
char *buf, *buf2;
int i;
if (strCmp( dmrcuser, curuser )) {
if (curdmrc) { free( curdmrc ); curdmrc = 0; }
if (dmrcuser) { free( dmrcuser ); dmrcuser = 0; }
}
#if defined(USE_PAM) || defined(_AIX)
if (!(p = getpwnam( curuser ))) {
logError( "getpwnam(%s) failed.\n", curuser );
pError:
displayStr( V_MSG_ERR, 0 );
return 0;
}
#endif
#ifndef USE_PAM
# ifdef _AIX
msg = NULL;
loginsuccess( curuser, hostname, tty, &msg );
if (msg) {
debug( "loginsuccess() - %s\n", msg );
free( (void *)msg );
}
# else /* _AIX */
# if defined(KERBEROS) && defined(AFS)
if (krbtkfile[0] != '\0') {
if (k_hasafs()) {
int fail = 0;
if (k_setpag() == -1) {
logError( "setpag() for %s failed\n", curuser );
fail = 1;
}
if ((ret = k_afsklog( NULL, NULL )) != KSUCCESS) {
logError( "AFS Warning: %s\n", krb_get_err_text( ret ) );
fail = 1;
}
if (fail)
displayMsg( V_MSG_ERR,
"Warning: Problems during Kerberos4/AFS setup." );
}
}
# endif /* KERBEROS && AFS */
# endif /* _AIX */
#endif /* !PAM */
curuid = p->pw_uid;
curgid = p->pw_gid;
env = baseEnv( curuser );
xma = 0;
strApp( &xma, "method=", curtype, (char *)0 );
if (td_setup)
strApp( &xma, ",auto", (char *)0 );
if (xma) {
env = setEnv( env, "XDM_MANAGED", xma );
free( xma );
}
if (td->autoLock && cursource == PWSRC_AUTOLOGIN)
env = setEnv( env, "DESKTOP_LOCKED", "true" );
env = setEnv( env, "PATH", curuid ? td->userPath : td->systemPath );
env = setEnv( env, "SHELL", p->pw_shell );
env = setEnv( env, "HOME", p->pw_dir );
#if !defined(USE_PAM) && !defined(_AIX) && defined(KERBEROS)
if (krbtkfile[0] != '\0')
env = setEnv( env, "KRBTKFILE", krbtkfile );
#endif
userEnviron = inheritEnv( env, envvars );
env = systemEnv( curuser );
systemEnviron = setEnv( env, "HOME", p->pw_dir );
debug( "user environment:\n%[|''>'\n's"
"system environment:\n%[|''>'\n's"
"end of environments\n",
userEnviron,
systemEnviron );
/*
* for user-based authorization schemes,
* add the user to the server's allowed "hosts" list.
*/
for (i = 0; i < td->authNum; i++) {
#ifdef SECURE_RPC
if (td->authorizations[i]->name_length == 9 &&
!memcmp( td->authorizations[i]->name, "SUN-DES-1", 9 ))
{
XHostAddress addr;
char netname[MAXNETNAMELEN+1];
char domainname[MAXNETNAMELEN+1];
getdomainname( domainname, sizeof(domainname) );
user2netname( netname, curuid, domainname );
addr.family = FamilyNetname;
addr.length = strlen( netname );
addr.address = netname;
XAddHost( dpy, &addr );
}
#endif
#ifdef K5AUTH
if (td->authorizations[i]->name_length == 14 &&
!memcmp( td->authorizations[i]->name, "MIT-KERBEROS-5", 14 ))
{
/* Update server's auth file with user-specific info.
* Don't need to AddHost because X server will do that
* automatically when it reads the cache we are about
* to point it at.
*/
XauDisposeAuth( td->authorizations[i] );
td->authorizations[i] =
krb5GetAuthFor( 14, "MIT-KERBEROS-5", td->name );
saveServerAuthorizations( td, td->authorizations, td->authNum );
}
#endif
}
if (*dmrcDir)
mergeSessionArgs( TRUE );
debug( "now starting the session\n" );
#ifdef USE_PAM
# ifdef HAVE_SETUSERCONTEXT
if (setusercontext( lc, p, p->pw_uid, LOGIN_SETGROUP )) {
logError( "setusercontext(groups) for %s failed: %m\n",
curuser );
goto pError;
}
# else
if (!setGid( curuser, curgid ))
goto pError;
# endif
# ifndef HAVE_PAM_GETENVLIST
if (!(pam_env = initStrArr( 0 ))) {
resetGids();
goto pError;
}
saved_env = environ;
environ = pam_env;
# endif
removeCreds = 1; /* set it first - i don't trust PAM's rollback */
pretc = pam_setcred( pamh, 0 );
reInitErrorLog();
# ifndef HAVE_PAM_GETENVLIST
pam_env = environ;
environ = saved_env;
# endif
# ifdef HAVE_INITGROUPS
/* This seems to be a strange place for it, but do it:
- after the initial groups are set
- after pam_setcred might have set something, even in the error case
- before pam_setcred(DELETE_CRED) might need it
*/
if (!saveGids())
goto pError;
# endif
if (pretc != PAM_SUCCESS) {
logError( "pam_setcred() for %s failed: %s\n",
curuser, pam_strerror( pamh, pretc ) );
resetGids();
return 0;
}
removeSession = 1; /* set it first - same as above */
pretc = pam_open_session( pamh, 0 );
reInitErrorLog();
if (pretc != PAM_SUCCESS) {
logError( "pam_open_session() for %s failed: %s\n",
curuser, pam_strerror( pamh, pretc ) );
resetGids();
return 0;
}
/* we don't want sessreg and the startup/reset scripts run with user
credentials. unfortunately, we can reset only the gids. */
resetGids();
# define D_LOGIN_SETGROUP LOGIN_SETGROUP
#else /* USE_PAM */
# define D_LOGIN_SETGROUP 0
#endif /* USE_PAM */
removeAuth = 1;
chownCtrl( &td->ctrl, curuid );
endpwent();
#if !defined(USE_PAM) && defined(USESHADOW) && !defined(_AIX)
endspent();
#endif
ctltalk.pipe = &ctlpipe;
ASPrintf( &buf, "sub-daemon for display %s", td->name );
ASPrintf( &buf2, "client for display %s", td->name );
switch (gFork( &ctlpipe, buf, buf2, 0, 0, mstrtalk.pipe, pid )) {
case 0:
gCloseOnExec( ctltalk.pipe );
if (Setjmp( ctltalk.errjmp ))
exit( 1 );
gCloseOnExec( mstrtalk.pipe );
if (Setjmp( mstrtalk.errjmp ))
goto cError;
#ifndef NOXDMTITLE
setproctitle( "%s'", td->name );
#endif
strApp( &prog, " '", (char *)0 );
reInitErrorLog();
setsid();
sessreg( td, getpid(), curuser, curuid );
/* We do this here, as we want to have the session as parent. */
switch (source( systemEnviron, td->startup, td_setup )) {
case 0:
break;
case wcCompose( 0, 0, 127 ):
goto cError;
default: /* Explicit failure => message already displayed. */
logError( "Startup script returned non-zero exit code\n" );
exit( 1 );
}
/* Memory leaks are ok here as we exec() soon. */
#if defined(USE_PAM) || !defined(_AIX)
# ifdef USE_PAM
/* pass in environment variables set by libpam and modules it called */
# ifdef HAVE_PAM_GETENVLIST
pam_env = pam_getenvlist( pamh );
reInitErrorLog();
# endif
if (pam_env)
for (; *pam_env; pam_env++)
userEnviron = putEnv( *pam_env, userEnviron );
# endif
# ifdef HAVE_SETLOGIN
if (setlogin( curuser ) < 0) {
logError( "setlogin for %s failed: %m\n", curuser );
goto cError;
}
# define D_LOGIN_SETLOGIN LOGIN_SETLOGIN
# else
# define D_LOGIN_SETLOGIN 0
# endif
# if defined(USE_PAM) && defined(HAVE_INITGROUPS)
if (!restoreGids())
goto cError;
# endif
# ifndef HAVE_SETUSERCONTEXT
# ifdef USE_PAM
if (!setUid( curuser, curuid ))
goto cError;
# else
if (!setUser( curuser, curuid, curgid ))
goto cError;
# endif
# else /* !HAVE_SETUSERCONTEXT */
/*
* Destroy environment.
* We need to do this before setusercontext() because that may
* set or reset some environment variables.
*/
if (!(environ = initStrArr( 0 )))
goto cError;
/*
* Set the user's credentials: uid, gid, groups,
* environment variables, resource limits, and umask.
*/
if (setusercontext( lc, p, p->pw_uid,
LOGIN_SETALL & ~(D_LOGIN_SETGROUP|D_LOGIN_SETLOGIN) ) < 0)
{
logError( "setusercontext for %s failed: %m\n", curuser );
goto cError;
}
for (i = 0; environ[i]; i++)
userEnviron = putEnv( environ[i], userEnviron );
# endif /* !HAVE_SETUSERCONTEXT */
#else /* PAM || !_AIX */
/*
* Set the user's credentials: uid, gid, groups,
* audit classes, user limits, and umask.
*/
if (setpcred( curuser, NULL ) == -1) {
logError( "setpcred for %s failed: %m\n", curuser );
goto cError;
}
/*
* Set the users process environment. Store protected variables and
* obtain updated user environment list. This call will initialize
* global 'newenv'.
*/
if (setpenv( curuser, PENV_INIT | PENV_ARGV | PENV_NOEXEC,
userEnviron, NULL ) != 0)
{
logError( "Cannot set %s's process environment\n", curuser );
goto cError;
}
userEnviron = newenv;
#endif /* _AIX */
/*
* for user-based authorization schemes,
* use the password to get the user's credentials.
*/
#ifdef SECURE_RPC
/* do like "keylogin" program */
if (!curpass[0])
logInfo( "No password for NIS provided.\n" );
else {
char netname[MAXNETNAMELEN+1], secretkey[HEXKEYBYTES+1];
int nameret, keyret;
int len;
int key_set_ok = 0;
struct key_netstarg netst;
nameret = getnetname( netname );
debug( "user netname: %s\n", netname );
len = strlen( curpass );
if (len > 8)
bzero( curpass + 8, len - 8 );
keyret = getsecretkey( netname, secretkey, curpass );
debug( "getsecretkey returns %d, key length %d\n",
keyret, strlen( secretkey ) );
netst.st_netname = netname;
memcpy( netst.st_priv_key, secretkey, HEXKEYBYTES );
memset( netst.st_pub_key, 0, HEXKEYBYTES );
if (key_setnet( &netst ) < 0)
debug( "Could not set secret key.\n" );
/* is there a key, and do we have the right password? */
if (keyret == 1) {
if (*secretkey) {
keyret = key_setsecret( secretkey );
debug( "key_setsecret returns %d\n", keyret );
if (keyret == -1)
logError( "Failed to set NIS secret key\n" );
else
key_set_ok = 1;
} else {
/* found a key, but couldn't interpret it */
logError( "Password incorrect for NIS principal %s\n",
nameret ? netname : curuser );
}
}
if (!key_set_ok)
nukeAuth( 9, "SUN-DES-1" );
bzero( secretkey, strlen( secretkey ) );
}
#endif
#ifdef K5AUTH
/* do like "kinit" program */
if (!curpass[0])
logInfo( "No password for Kerberos5 provided.\n" );
else
if ((str = krb5Init( curuser, curpass, td->name )))
userEnviron = setEnv( userEnviron, "KRB5CCNAME", str );
else
nukeAuth( 14, "MIT-KERBEROS-5" );
#endif /* K5AUTH */
if (td->autoReLogin) {
gSet( &mstrtalk );
gSendInt( D_ReLogin );
gSendStr( curuser );
gSendStr( curpass );
gSendStr( newdmrc );
}
if (curpass)
bzero( curpass, strlen( curpass ) );
setUserAuthorization( td );
home = getEnv( userEnviron, "HOME" );
if (home && chdir( home ) < 0) {
logError( "Cannot chdir to %s's home %s: %m\n", curuser, home );
sendStr( V_MSG_ERR, "Cannot enter home directory. Using /.\n" );
chdir( "/" );
userEnviron = setEnv( userEnviron, "HOME", "/" );
home = 0;
}
if (home || td->clientLogFile[0] == '/') {
if (!createClientLog( td->clientLogFile )) {
logWarn( "Session log file according to %s cannot be created: %m\n",
td->clientLogFile );
goto tmperr;
}
} else {
tmperr:
if (!createClientLog( td->clientLogFallback ))
logError( "Fallback session log file according to %s cannot be created: %m\n",
td->clientLogFallback );
/* Could inform the user, but I guess this is only confusing. */
}
if (!*dmrcDir)
mergeSessionArgs( home != 0 );
if (!(desksess = iniEntry( curdmrc, "Desktop", "Session", 0 )))
desksess = "failsafe"; /* only due to OOM */
gSet( &mstrtalk );
gSendInt( D_User );
gSendInt( curuid );
gSendStr( curuser );
gSendStr( desksess );
close( mstrtalk.pipe->fd.w );
userEnviron = setEnv( userEnviron, "DESKTOP_SESSION", desksess );
for (i = 0; td->sessionsDirs[i]; i++) {
fname = 0;
if (strApp( &fname, td->sessionsDirs[i], "/", desksess, ".desktop", (char *)0 )) {
if ((str = iniLoad( fname ))) {
if (!strCmp( iniEntry( str, "Desktop Entry", "Hidden", 0 ), "true" ) ||
!(sessargs = iniEntry( str, "Desktop Entry", "Exec", 0 )))
sessargs = "";
free( str );
free( fname );
goto gotit;
}
free( fname );
}
}
if (!strcmp( desksess, "failsafe" ) ||
!strcmp( desksess, "default" ) ||
!strcmp( desksess, "custom" ))
sessargs = desksess;
else
sessargs = "";
gotit:
if (!(argv = parseArgs( (char **)0, td->session )) ||
!(argv = addStrArr( argv, sessargs, -1 )))
exit( 1 );
if (argv[0] && *argv[0]) {
debug( "executing session %\"[s\n", argv );
execute( argv, userEnviron );
logError( "Session %\"s execution failed: %m\n", argv[0] );
} else
logError( "Session has no command/arguments\n" );
failsafeArgv[0] = td->failsafeClient;
failsafeArgv[1] = 0;
execute( failsafeArgv, userEnviron );
logError( "Failsafe client %\"s execution failed: %m\n",
failsafeArgv[0] );
cError:
sendStr( V_MSG_ERR, 0 );
exit( 1 );
case -1:
free( buf );
return 0;
}
debug( "StartSession, fork succeeded %d\n", *pid );
free( buf );
gSet( &ctltalk );
if (!Setjmp( ctltalk.errjmp ))
while (gRecvCmd( &i )) {
buf = gRecvStr();
displayStr( i, buf );
free( buf );
gSet( &ctltalk );
gSendInt( 0 );
}
gClosen( ctltalk.pipe );
finishGreet();
return 1;
}
/*************************************************************************** * Copyright (C) 2005-09 by the Quassel Project * * [email protected] * * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) version 3. * * * * This program is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License * * along with this program; if not, write to the * * Free Software Foundation, Inc., * * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * ***************************************************************************/ #include "ctcphandler.h" #include "message.h" #include "network.h" #include "quassel.h" #include "util.h" CtcpHandler::CtcpHandler(CoreNetwork *parent) : BasicHandler(parent), XDELIM("\001") { QByteArray MQUOTE = QByteArray("\020"); ctcpMDequoteHash[MQUOTE + '0'] = QByteArray(1, '\000'); ctcpMDequoteHash[MQUOTE + 'n'] = QByteArray(1, '\n'); ctcpMDequoteHash[MQUOTE + 'r'] = QByteArray(1, '\r'); ctcpMDequoteHash[MQUOTE + MQUOTE] = MQUOTE; QByteArray XQUOTE = QByteArray("\134"); ctcpXDelimDequoteHash[XQUOTE + XQUOTE] = XQUOTE; ctcpXDelimDequoteHash[XQUOTE + QByteArray("a")] = XDELIM; } QByteArray CtcpHandler::lowLevelQuote(const QByteArray &message) { QByteArray quotedMessage = message; QHash<QByteArray, QByteArray> quoteHash = ctcpMDequoteHash; QByteArray MQUOTE = QByteArray("\020"); quoteHash.remove(MQUOTE + MQUOTE); quotedMessage.replace(MQUOTE, MQUOTE + MQUOTE); QHash<QByteArray, QByteArray>::const_iterator quoteIter = quoteHash.constBegin(); while(quoteIter != quoteHash.constEnd()) { quotedMessage.replace(quoteIter.value(), quoteIter.key()); quoteIter++; } return quotedMessage; } QByteArray CtcpHandler::lowLevelDequote(const QByteArray &message) { QByteArray dequotedMessage; QByteArray messagepart; QHash<QByteArray, QByteArray>::iterator ctcpquote; // copy dequote Message for(int i = 0; i < message.size(); i++) { messagepart = message.mid(i,1); if(i+1 < message.size()) { for(ctcpquote = ctcpMDequoteHash.begin(); ctcpquote != ctcpMDequoteHash.end(); ++ctcpquote) { if(message.mid(i,2) == ctcpquote.key()) { messagepart = ctcpquote.value(); i++; break; } } } dequotedMessage += messagepart; } return dequotedMessage; } QByteArray CtcpHandler::xdelimQuote(const QByteArray &message) { QByteArray quotedMessage = message; QHash<QByteArray, QByteArray>::const_iterator quoteIter = ctcpXDelimDequoteHash.constBegin(); while(quoteIter != ctcpXDelimDequoteHash.constEnd()) { quotedMessage.replace(quoteIter.value(), quoteIter.key()); quoteIter++; } return quotedMessage; } QByteArray CtcpHandler::xdelimDequote(const QByteArray &message) { QByteArray dequotedMessage; QByteArray messagepart; QHash<QByteArray, QByteArray>::iterator xdelimquote; for(int i = 0; i < message.size(); i++) { messagepart = message.mid(i,1); if(i+1 < message.size()) { for(xdelimquote = ctcpXDelimDequoteHash.begin(); xdelimquote != ctcpXDelimDequoteHash.end(); ++xdelimquote) { if(message.mid(i,2) == xdelimquote.key()) { messagepart = xdelimquote.value(); i++; break; } } } dequotedMessage += messagepart; } return dequotedMessage; } void CtcpHandler::parse(Message::Type messageType, const QString &prefix, const QString &target, const QByteArray &message) { QByteArray ctcp; //lowlevel message dequote QByteArray dequotedMessage = lowLevelDequote(message); CtcpType ctcptype = messageType == Message::Notice ? CtcpReply : CtcpQuery; Message::Flags flags = (messageType == Message::Notice && !network()->isChannelName(target)) ? Message::Redirected : Message::None; // extract tagged / extended data int xdelimPos = -1; int xdelimEndPos = -1; int spacePos = -1; while((xdelimPos = dequotedMessage.indexOf(XDELIM)) != -1) { if(xdelimPos > 0) displayMsg(messageType, target, userDecode(target, dequotedMessage.left(xdelimPos)), prefix, flags); xdelimEndPos = dequotedMessage.indexOf(XDELIM, xdelimPos + 1); if(xdelimEndPos == -1) { // no matching end delimiter found... treat rest of the message as ctcp xdelimEndPos = dequotedMessage.count(); } ctcp = xdelimDequote(dequotedMessage.mid(xdelimPos + 1, xdelimEndPos - xdelimPos - 1)); dequotedMessage = dequotedMessage.mid(xdelimEndPos + 1); //dispatch the ctcp command QString ctcpcmd = userDecode(target, ctcp.left(spacePos)); QString ctcpparam = userDecode(target, ctcp.mid(spacePos + 1)); spacePos = ctcp.indexOf(' '); if(spacePos != -1) { ctcpcmd = userDecode(target, ctcp.left(spacePos)); ctcpparam = userDecode(target, ctcp.mid(spacePos + 1)); } else { ctcpcmd = userDecode(target, ctcp); ctcpparam = QString(); } handle(ctcpcmd, Q_ARG(CtcpType, ctcptype), Q_ARG(QString, prefix), Q_ARG(QString, target), Q_ARG(QString, ctcpparam)); } if(!dequotedMessage.isEmpty()) displayMsg(messageType, target, userDecode(target, dequotedMessage), prefix, flags); } QByteArray CtcpHandler::pack(const QByteArray &ctcpTag, const QByteArray &message) { return XDELIM + ctcpTag + ' ' + xdelimQuote(message) + XDELIM; } void CtcpHandler::query(const QString &bufname, const QString &ctcpTag, const QString &message) { QList<QByteArray> params; params << serverEncode(bufname) << lowLevelQuote(pack(serverEncode(ctcpTag), userEncode(bufname, message))); emit putCmd("PRIVMSG", params); } void CtcpHandler::reply(const QString &bufname, const QString &ctcpTag, const QString &message) { QList<QByteArray> params; params << serverEncode(bufname) << lowLevelQuote(pack(serverEncode(ctcpTag), userEncode(bufname, message))); emit putCmd("NOTICE", params); } //******************************/ // CTCP HANDLER //******************************/ void CtcpHandler::handleAction(CtcpType ctcptype, const QString &prefix, const QString &target, const QString ¶m) { Q_UNUSED(ctcptype) emit displayMsg(Message::Action, typeByTarget(target), target, param, prefix); }
static int
#if defined(USE_PAM) || defined(_AIX)
isNoPassAllowed( const char *un )
{
struct passwd *pw = 0;
# ifdef HAVE_GETSPNAM /* (sic!) - not USESHADOW */
struct spwd *spw;
# endif
#else
isNoPassAllowed( const char *un, struct passwd *pw )
{
#endif
struct group *gr;
char **fp;
int hg;
if (!*un)
return 0;
if (cursource != PWSRC_MANUAL)
return 1;
for (hg = 0, fp = td->noPassUsers; *fp; fp++)
if (**fp == '@')
hg = 1;
else if (!strcmp( un, *fp ))
return 1;
else if (!strcmp( "*", *fp )) {
#if defined(USE_PAM) || defined(_AIX)
if (!(pw = getpwnam( un )))
return 0;
if (pw->pw_passwd[0] == '!' || pw->pw_passwd[0] == '*')
continue;
# ifdef HAVE_GETSPNAM /* (sic!) - not USESHADOW */
if ((spw = getspnam( un )) &&
(spw->sp_pwdp[0] == '!' || spw->sp_pwdp[0] == '*'))
continue;
# endif
#endif
if (pw->pw_uid)
return 1;
}
#if defined(USE_PAM) || defined(_AIX)
if (hg && (pw || (pw = getpwnam( un )))) {
#else
if (hg) {
#endif
for (setgrent(); (gr = getgrent()); )
for (fp = td->noPassUsers; *fp; fp++)
if (**fp == '@' && !strcmp( gr->gr_name, *fp + 1 )) {
if (pw->pw_gid == gr->gr_gid) {
endgrent();
return 1;
}
for (; *gr->gr_mem; gr->gr_mem++)
if (!strcmp( un, *gr->gr_mem )) {
endgrent();
return 1;
}
}
endgrent();
}
return 0;
}
#if !defined(USE_PAM) && !defined(_AIX) && defined(HAVE_SETUSERCONTEXT)
# define LC_RET0 do { login_close(lc); return 0; } while(0)
#else
# define LC_RET0 return 0
#endif
int
verify( GConvFunc gconv, int rootok )
{
#ifdef USE_PAM
const char *psrv;
struct pam_data pdata;
int pretc, pnopass;
char psrvb[64];
#elif defined(_AIX)
char *msg, *curret;
int i, reenter;
#else
struct stat st;
const char *nolg;
char *buf;
int fd;
# ifdef HAVE_GETUSERSHELL
char *s;
# endif
# if defined(HAVE_STRUCT_PASSWD_PW_EXPIRE) || defined(USESHADOW)
int tim, expir, warntime, quietlog;
# endif
#endif
debug( "verify ...\n" );
#ifdef USE_PAM
pnopass = FALSE;
if (!strcmp( curtype, "classic" )) {
if (!gconv( GCONV_USER, 0 ))
return 0;
if (isNoPassAllowed( curuser )) {
gconv( GCONV_PASS_ND, 0 );
if (!*curpass) {
pnopass = TRUE;
sprintf( psrvb, "%.31s-np", PAMService );
psrv = psrvb;
} else
psrv = PAMService;
} else
psrv = PAMService;
pdata.usecur = TRUE;
} else {
sprintf( psrvb, "%.31s-%.31s", PAMService, curtype );
psrv = psrvb;
pdata.usecur = FALSE;
}
pdata.gconv = gconv;
if (!doPAMAuth( psrv, &pdata ))
return 0;
#elif defined(_AIX)
if ((td->displayType & d_location) == dForeign) {
char *tmpch;
strncpy( hostname, td->name, sizeof(hostname) - 1 );
hostname[sizeof(hostname)-1] = '\0';
if ((tmpch = strchr( hostname, ':' )))
*tmpch = '\0';
} else
hostname[0] = '\0';
/* tty names should only be 15 characters long */
# if 0
for (i = 0; i < 15 && td->name[i]; i++) {
if (td->name[i] == ':' || td->name[i] == '.')
tty[i] = '_';
else
tty[i] = td->name[i];
}
tty[i] = '\0';
# else
memcpy( tty, "/dev/xdm/", 9 );
for (i = 0; i < 6 && td->name[i]; i++) {
if (td->name[i] == ':' || td->name[i] == '.')
tty[9 + i] = '_';
else
tty[9 + i] = td->name[i];
}
tty[9 + i] = '\0';
# endif
if (!strcmp( curtype, "classic" )) {
if (!gconv( GCONV_USER, 0 ))
return 0;
if (isNoPassAllowed( curuser )) {
gconv( GCONV_PASS_ND, 0 );
if (!*curpass) {
debug( "accepting despite empty password\n" );
goto done;
}
} else
if (!gconv( GCONV_PASS, 0 ))
return 0;
enduserdb();
msg = NULL;
if ((i = authenticate( curuser, curpass, &reenter, &msg ))) {
debug( "authenticate() failed: %s\n", msg );
if (msg)
free( msg );
loginfailed( curuser, hostname, tty );
if (i == ENOENT || i == ESAD)
V_RET_AUTH;
else
V_RET_FAIL( 0 );
}
if (reenter) {
logError( "authenticate() requests more data: %s\n", msg );
free( msg );
V_RET_FAIL( 0 );
}
} else if (!strcmp( curtype, "generic" )) {
if (!gconv( GCONV_USER, 0 ))
return 0;
for (curret = 0;;) {
msg = NULL;
if ((i = authenticate( curuser, curret, &reenter, &msg ))) {
debug( "authenticate() failed: %s\n", msg );
if (msg)
free( msg );
loginfailed( curuser, hostname, tty );
if (i == ENOENT || i == ESAD)
V_RET_AUTH;
else
V_RET_FAIL( 0 );
}
if (curret)
free( curret );
if (!reenter)
break;
if (!(curret = gconv( GCONV_HIDDEN, msg )))
return 0;
free( msg );
}
} else {
logError( "Unsupported authentication type %\"s requested\n", curtype );
V_RET_FAIL( 0 );
}
if (msg) {
displayStr( V_MSG_INFO, msg );
free( msg );
}
done:
#else
if (strcmp( curtype, "classic" )) {
logError( "Unsupported authentication type %\"s requested\n", curtype );
V_RET_FAIL( 0 );
}
if (!gconv( GCONV_USER, 0 ))
return 0;
if (!(p = getpwnam( curuser ))) {
debug( "getpwnam() failed.\n" );
gconv( GCONV_PASS, 0 );
V_RET_AUTH;
}
if (p->pw_passwd[0] == '!' || p->pw_passwd[0] == '*') {
debug( "account is locked\n" );
gconv( GCONV_PASS, 0 );
V_RET_AUTH;
}
# ifdef USESHADOW
if ((sp = getspnam( curuser ))) {
p->pw_passwd = sp->sp_pwdp;
if (p->pw_passwd[0] == '!' || p->pw_passwd[0] == '*') {
debug( "account is locked\n" );
gconv( GCONV_PASS, 0 );
V_RET_AUTH;
}
} else
debug( "getspnam() failed: %m. Are you root?\n" );
# endif
if (!*p->pw_passwd) {
if (!td->allowNullPasswd) {
debug( "denying user with empty password\n" );
gconv( GCONV_PASS, 0 );
V_RET_AUTH;
}
goto nplogin;
}
if (isNoPassAllowed( curuser, p )) {
nplogin:
gconv( GCONV_PASS_ND, 0 );
if (!*curpass) {
debug( "accepting password-less login\n" );
goto done;
}
} else
if (!gconv( GCONV_PASS, 0 ))
return 0;
# ifdef KERBEROS
if (p->pw_uid) {
int ret;
char realm[REALM_SZ];
if (krb_get_lrealm( realm, 1 )) {
logError( "Cannot get KerberosIV realm.\n" );
V_RET_FAIL( 0 );
}
sprintf( krbtkfile, "%s.%.*s", TKT_ROOT, MAXPATHLEN - strlen( TKT_ROOT ) - 2, td->name );
krb_set_tkt_string( krbtkfile );
unlink( krbtkfile );
ret = krb_verify_user( curuser, "", realm, curpass, 1, "rcmd" );
if (ret == KSUCCESS) {
chown( krbtkfile, p->pw_uid, p->pw_gid );
debug( "KerberosIV verify succeeded\n" );
goto done;
} else if (ret != KDC_PR_UNKNOWN && ret != SKDC_CANT) {
logError( "KerberosIV verification failure %\"s for %s\n",
krb_get_err_text( ret ), curuser );
krbtkfile[0] = '\0';
V_RET_FAIL( 0 );
}
debug( "KerberosIV verify failed: %s\n", krb_get_err_text( ret ) );
}
krbtkfile[0] = '\0';
# endif /* KERBEROS */
# if defined(ultrix) || defined(__ultrix__)
if (authenticate_user( p, curpass, NULL ) < 0)
# elif defined(HAVE_PW_ENCRYPT)
if (strcmp( pw_encrypt( curpass, p->pw_passwd ), p->pw_passwd ))
# elif defined(HAVE_CRYPT)
if (strcmp( crypt( curpass, p->pw_passwd ), p->pw_passwd ))
# else
if (strcmp( curpass, p->pw_passwd ))
# endif
{
debug( "password verify failed\n" );
V_RET_AUTH;
}
done:
#endif /* !defined(USE_PAM) && !defined(_AIX) */
debug( "restrict %s ...\n", curuser );
#if defined(USE_PAM) || defined(_AIX)
if (!(p = getpwnam( curuser ))) {
logError( "getpwnam(%s) failed.\n", curuser );
V_RET_FAIL( 0 );
}
#endif
if (!p->pw_uid) {
if (!rootok && !td->allowRootLogin)
V_RET_FAIL( "Root logins are not allowed" );
return 1; /* don't deny root to log in */
}
#ifdef USE_PAM
debug( " pam_acct_mgmt() ...\n" );
pretc = pam_acct_mgmt( pamh, 0 );
reInitErrorLog();
debug( " pam_acct_mgmt() returned: %s\n", pam_strerror( pamh, pretc ) );
if (pretc == PAM_NEW_AUTHTOK_REQD) {
pdata.usecur = FALSE;
pdata.gconv = conv_interact;
/* pam will have output a message already, so no prepareErrorGreet() */
if (gconv != conv_interact || pnopass) {
pam_end( pamh, PAM_SUCCESS );
pamh = 0;
gSendInt( V_CHTOK_AUTH );
/* this cannot auth the wrong user, as only classic auths get here */
while (!doPAMAuth( PAMService, &pdata ))
if (pdata.abort)
return 0;
gSendInt( V_PRE_OK );
} else
gSendInt( V_CHTOK );
for (;;) {
debug( " pam_chauthtok() ...\n" );
pretc = pam_chauthtok( pamh, PAM_CHANGE_EXPIRED_AUTHTOK );
reInitErrorLog();
debug( " pam_chauthtok() returned: %s\n", pam_strerror( pamh, pretc ) );
if (pdata.abort) {
pam_end( pamh, PAM_SUCCESS );
pamh = 0;
return 0;
}
if (pretc == PAM_SUCCESS)
break;
/* effectively there is only PAM_AUTHTOK_ERR */
gSendInt( V_FAIL );
}
if (curpass)
free( curpass );
curpass = newpass;
newpass = 0;
} else if (pretc != PAM_SUCCESS) {
pam_end( pamh, pretc );
pamh = 0;
V_RET_AUTH;
}
#elif defined(_AIX) /* USE_PAM */
msg = NULL;
if (loginrestrictions( curuser,
((td->displayType & d_location) == dForeign) ? S_RLOGIN : S_LOGIN,
tty, &msg ) == -1)
{
debug( "loginrestrictions() - %s\n", msg ? msg : "error" );
loginfailed( curuser, hostname, tty );
prepareErrorGreet();
if (msg) {
displayStr( V_MSG_ERR, msg );
free( msg );
}
gSendInt( V_AUTH );
return 0;
}
if (msg)
free( (void *)msg );
#endif /* USE_PAM || _AIX */
#ifndef _AIX
# ifdef HAVE_SETUSERCONTEXT
# ifdef HAVE_LOGIN_GETCLASS
lc = login_getclass( p->pw_class );
# else
lc = login_getpwclass( p );
# endif
if (!lc)
V_RET_FAIL( 0 );
p->pw_shell = login_getcapstr( lc, "shell", p->pw_shell, p->pw_shell );
# endif
# ifndef USE_PAM
/* restrict_expired */
# if defined(HAVE_STRUCT_PASSWD_PW_EXPIRE) || defined(USESHADOW)
# if !defined(HAVE_STRUCT_PASSWD_PW_EXPIRE) || (!defined(HAVE_SETUSERCONTEXT) && defined(USESHADOW))
if (sp)
# endif
{
# define DEFAULT_WARN (2L * 7L) /* Two weeks */
tim = time( NULL ) / 86400L;
# ifdef HAVE_SETUSERCONTEXT
quietlog = login_getcapbool( lc, "hushlogin", 0 );
warntime = login_getcaptime( lc, "warnexpire",
DEFAULT_WARN * 86400L,
DEFAULT_WARN * 86400L ) / 86400L;
# else
quietlog = 0;
# ifdef USESHADOW
warntime = sp->sp_warn != -1 ? sp->sp_warn : DEFAULT_WARN;
# else
warntime = DEFAULT_WARN;
# endif
# endif
# ifdef HAVE_STRUCT_PASSWD_PW_EXPIRE
if (p->pw_expire) {
expir = p->pw_expire / 86400L;
# else
if (sp->sp_expire != -1) {
expir = sp->sp_expire;
# endif
if (tim > expir) {
displayStr( V_MSG_ERR,
"Your account has expired;"
" please contact your system administrator" );
gSendInt( V_FAIL );
LC_RET0;
} else if (tim > (expir - warntime) && !quietlog) {
displayMsg( V_MSG_INFO,
"Warning: your account will expire in %d day(s)",
expir - tim );
}
}
# ifdef HAVE_STRUCT_PASSWD_PW_EXPIRE
if (p->pw_change) {
expir = p->pw_change / 86400L;
# else
if (!sp->sp_lstchg) {
displayStr( V_MSG_ERR,
"You are required to change your password immediately"
" (root enforced)" );
/* XXX todo password change */
gSendInt( V_FAIL );
LC_RET0;
} else if (sp->sp_max != -1) {
expir = sp->sp_lstchg + sp->sp_max;
if (sp->sp_inact != -1 && tim > expir + sp->sp_inact) {
displayStr( V_MSG_ERR,
"Your account has expired;"
" please contact your system administrator" );
gSendInt( V_FAIL );
LC_RET0;
}
# endif
if (tim > expir) {
displayStr( V_MSG_ERR,
"You are required to change your password immediately"
" (password aged)" );
/* XXX todo password change */
gSendInt( V_FAIL );
LC_RET0;
} else if (tim > (expir - warntime) && !quietlog) {
displayMsg( V_MSG_INFO,
"Warning: your password will expire in %d day(s)",
expir - tim );
}
}
}
# endif /* HAVE_STRUCT_PASSWD_PW_EXPIRE || USESHADOW */
/* restrict_nologin */
# ifndef _PATH_NOLOGIN
# define _PATH_NOLOGIN "/etc/nologin"
# endif
if ((
# ifdef HAVE_SETUSERCONTEXT
/* Do we ignore a nologin file? */
!login_getcapbool( lc, "ignorenologin", 0 )) &&
(!stat( (nolg = login_getcapstr( lc, "nologin", "", NULL )), &st ) ||
# endif
!stat( (nolg = _PATH_NOLOGIN), &st )))
{
if (st.st_size && (fd = open( nolg, O_RDONLY )) >= 0) {
if ((buf = Malloc( st.st_size + 1 ))) {
if (read( fd, buf, st.st_size ) == st.st_size) {
close( fd );
buf[st.st_size] = 0;
displayStr( V_MSG_ERR, buf );
free( buf );
gSendInt( V_FAIL );
LC_RET0;
}
free( buf );
}
close( fd );
}
displayStr( V_MSG_ERR,
"Logins are not allowed at the moment.\nTry again later" );
gSendInt( V_FAIL );
LC_RET0;
}
/* restrict_time */
# if defined(HAVE_SETUSERCONTEXT) && defined(HAVE_AUTH_TIMEOK)
if (!auth_timeok( lc, time( NULL ) )) {
displayStr( V_MSG_ERR,
"You are not allowed to login at the moment" );
gSendInt( V_FAIL );
LC_RET0;
}
# endif
# ifdef HAVE_GETUSERSHELL
for (;;) {
if (!(s = getusershell())) {
debug( "shell not in /etc/shells\n" );
endusershell();
V_RET_FAIL( "Your login shell is not listed in /etc/shells" );
}
if (!strcmp( s, p->pw_shell )) {
endusershell();
break;
}
}
# endif
# endif /* !USE_PAM */
/* restrict_nohome */
# ifdef HAVE_SETUSERCONTEXT
if (login_getcapbool( lc, "requirehome", 0 )) {
struct stat st;
if (!*p->pw_dir || stat( p->pw_dir, &st ) || st.st_uid != p->pw_uid) {
displayStr( V_MSG_ERR, "Home folder not available" );
gSendInt( V_FAIL );
LC_RET0;
}
}
# endif
#endif /* !_AIX */
return 1;
}
static const char *envvars[] = {
"TZ", /* SYSV and SVR4, but never hurts */
#ifdef _AIX
"AUTHSTATE", /* for kerberos */
#endif
NULL
};
#if defined(USE_PAM) && defined(HAVE_INITGROUPS)
static int num_saved_gids;
static gid_t *saved_gids;
static int
saveGids( void )
{
num_saved_gids = getgroups( 0, 0 );
if (!(saved_gids = Malloc( sizeof(gid_t) * num_saved_gids )))
return 0;
if (getgroups( num_saved_gids, saved_gids ) < 0) {
logError( "saving groups failed: %m\n" );
return 0;
}
return 1;
}
static int
restoreGids( void )
{
if (setgroups( num_saved_gids, saved_gids ) < 0) {
logError( "restoring groups failed: %m\n" );
return 0;
}
if (setgid( p->pw_gid ) < 0) {
logError( "restoring gid failed: %m\n" );
return 0;
}
return 1;
}
#endif /* USE_PAM && HAVE_INITGROUPS */
static int
resetGids( void )
{
#ifdef HAVE_INITGROUPS
if (setgroups( 0, &p->pw_gid /* anything */ ) < 0) {
logError( "restoring groups failed: %m\n" );
return 0;
}
#endif
if (setgid( 0 ) < 0) {
logError( "restoring gid failed: %m\n" );
return 0;
}
return 1;
}
static int
setGid( const char *name, int gid )
{
if (setgid( gid ) < 0) {
logError( "setgid(%d) (user %s) failed: %m\n", gid, name );
return 0;
}
#ifdef HAVE_INITGROUPS
if (initgroups( name, gid ) < 0) {
logError( "initgroups for %s failed: %m\n", name );
setgid( 0 );
return 0;
}
#endif /* QNX4 doesn't support multi-groups, no initgroups() */
return 1;
}
static int
setUid( const char *name, int uid )
{
if (setuid( uid ) < 0) {
logError( "setuid(%d) (user %s) failed: %m\n", uid, name );
return 0;
}
return 1;
}
static int
setUser( const char *name, int uid, int gid )
{
if (setGid( name, gid )) {
if (setUid( name, uid ))
return 1;
resetGids();
}
return 0;
}
#if defined(SECURE_RPC) || defined(K5AUTH)
static void
nukeAuth( int len, const char *name )
{
int i;
for (i = 0; i < td->authNum; i++)
if (td->authorizations[i]->name_length == len &&
!memcmp( td->authorizations[i]->name, name, len ))
{
memcpy( &td->authorizations[i], &td->authorizations[i+1],
sizeof(td->authorizations[i]) * (--td->authNum - i) );
break;
}
}
#endif
static void
mergeSessionArgs( int cansave )
{
char *mfname;
const char *fname;
int i, needsave;
mfname = 0;
fname = ".dmrc";
if ((!curdmrc || newdmrc) && *dmrcDir)
if (strApp( &mfname, dmrcDir, "/", curuser, fname, (char *)0 ))
fname = mfname;
needsave = 0;
if (!curdmrc) {
curdmrc = iniLoad( fname );
if (!curdmrc) {
strDup( &curdmrc, "[Desktop]\nSession=default\n" );
needsave = 1;
}
}
if (newdmrc) {
curdmrc = iniMerge( curdmrc, newdmrc );
needsave = 1;
}
if (needsave && cansave)
if (!iniSave( curdmrc, fname ) && errno == ENOENT && mfname) {
for (i = 0; mfname[i]; i++)
if (mfname[i] == '/') {
mfname[i] = 0;
mkdir( mfname, 0755 );
mfname[i] = '/';
}
iniSave( curdmrc, mfname );
}
if (mfname)
free( mfname );
}
static int
createClientLog( const char *log )
{
char randstr[32], *randstrp = 0, *lname;
int lfd;
for (;;) {
struct expando macros[] = {
{ 'd', 0, td->name },
{ 'u', 0, curuser },
{ 'r', 0, randstrp },
{ 0, 0, 0 }
};
if (!(lname = expandMacros( log, macros )))
exit( 1 );
unlink( lname );
if ((lfd = open( lname, O_WRONLY|O_CREAT|O_EXCL, 0600 )) >= 0) {
dup2( lfd, 1 );
dup2( lfd, 2 );
close( lfd );
free( lname );
return TRUE;
}
if (errno != EEXIST || !macros[2].uses) {
free( lname );
return FALSE;
}
logInfo( "Session log file %s not usable, trying another one.\n",
lname );
free( lname );
sprintf( randstr, "%d", secureRandom() );
randstrp = randstr;
}
}
static void MAMACALLTYPE
wildCardMsgCb (mamaSubscription subscription,
mamaMsg msg,
const char* topic,
void * closure,
void * itemClosure)
{
static int i = 0;
if (gMuteTopic)
{
const char* topic = NULL;
mamaMsg_getString (msg, "PublisherTopic", 10002, &topic);
if (0 == strncmp (topic, gMuteTopic, strlen(topic)))
{
gMuteTopic = NULL;
printf ("Mutting %s\n", topic);
mamaSubscription_muteCurrentTopic (subscription);
return;
}
}
if (itemClosure == NULL)
{
mamaSubscription_setItemClosure (subscription, (void*)strdup(topic));
}
if (gQuietLevel < 2)
{
printf ("Received Wild Card Message with topic %s closure=%s\n",
topic,
(char*)itemClosure);
}
displayMsg (msg);
}