void INThandler(int sig){
char LISTING[MAXLINE];
signal( SIGINT, INThandler );
memset(LISTING, '\0', MAXLINE);
printf("\n\nClients LIST --> \n");
if (TYPE == U)
{
if (sendto(UDPsocket,LISTmsg,strlen(LISTmsg),0,(SA *)&UDPserver,sizeof(UDPserver)) < 0)
perror("error in sendto LIST \n");
}
if (TYPE == S)
{
if (sendto(SCTP_Qsocket,LISTmsg,strlen(LISTmsg),0,(SA *)&SCTP_Qserver,sizeof(SCTP_Qserver)) < 0)
perror("error in sendto ENDmsg \n");
}
if (TYPE == M) {
if (sendto(UDPsocket,LISTmsg,strlen(LISTmsg),0,(SA *)&UDPserver,sizeof(UDPserver)) < 0)
perror("error in sendto LIST \n");
if ( (bytes = recvfrom(UDPsocket, LISTING, MAXLINE, 0, (SA *) &from, &fromlen) ) < 0)
perror("error in recfrom EchoTest UDPsocket \n");
printf("%s\n", LISTING);
}
selectHandle();
}
// - - - - - - -
// GUI STUFF
// - - - - - - -
void basicShape::keyPressed(ofKeyEventArgs& e){
if(!bEditMode) return;
// select another handle ?
if( e.key == 91 ){ // 91 = [
selectPrevHandle();
return;
}
else if( e.key == 93){ // 93 = ]
selectNextHandle();
}
else if( e.key == OF_KEY_RETURN ){
selectHandle(NULL);
}
// editActiveHandleWithArrows
else if( bEditMode && handleExists(activeHandle) ){
basicPoint translation(0,0);
int amplifier = 1 + ofGetKeyPressed(OF_KEY_SHIFT)*10;
if( e.key == OF_KEY_DOWN ) translation += basicPoint(0,1);
else if( e.key == OF_KEY_UP ) translation += basicPoint(0,-1);
else if( e.key == OF_KEY_LEFT ) translation += basicPoint(-1,0);
else if( e.key == OF_KEY_RIGHT ) translation += basicPoint(1,0);
if(translation.x!=0 || translation.y!=0)translateActiveHandle( translation*amplifier );
}
//else ofLogNotice("basicShape::keyPressed()","Unrecognised key: "+ofToString(e.key));
}
bool AspRoi::select(spAspCell_t cell, int x, int y, bool handle)
{
if(cell == nullAspCell) return false;
int oldmouseOver = mouseOver;
mouseOver = NOSELECT;
selectHandle(cell,x,y, handle);
if(oldmouseOver != mouseOver) mouseOverChanged=true;
else mouseOverChanged=false;
if(mouseOver != NOSELECT) return true;
else return false;
}
bool basicShape::disableEditMode(){
if( bEditMode ){
// remember
bEditMode = false;
// clear memory
selectHandle(NULL);
// recalc some variables
//onShapeChanged();
}
return (bEditMode==false);
}
int AspInteg::select(spAspCell_t cell, int x, int y) {
selected = selectHandle(x,y);
if(!selected) selected = selectLabel(x,y);
if(!selected && x>pCoord[0].x && x<pCoord[1].x) { // select integral line
double d = (double)(pCoord[0].x - x)/(double) (pCoord[0].x-pCoord[1].x);
int pos = (int) (m_datapts * d) - 1;
if(pos>=0 && pos<m_datapts) {
int pixy = (int)(cell->val2pix(VERT,(*(m_data+pos))*m_scale) - m_yoff);
if(abs(pixy-y) < MARKSIZE) {
selectedHandle=0;
selected=ROI_SELECTED;
}
}
}
return selected;
}
wxPalette *wxDIB::CreatePalette() const
{
// GetDIBColorTable not available in eVC3
#if defined(_WIN32_WCE) && _WIN32_WCE < 400
return NULL;
#else
wxCHECK_MSG( m_handle, NULL, wxT("wxDIB::CreatePalette(): invalid object") );
DIBSECTION ds;
if ( !GetDIBSection(m_handle, &ds) )
{
wxLogLastError(wxT("GetObject(hDIB)"));
return 0;
}
// how many colours are we going to have in the palette?
DWORD biClrUsed = ds.dsBmih.biClrUsed;
if ( !biClrUsed )
{
// biClrUsed field might not be set
biClrUsed = GetNumberOfColours(ds.dsBmih.biBitCount);
}
if ( !biClrUsed )
{
// bitmaps of this depth don't have palettes at all
//
// NB: another possibility would be to return
// GetStockObject(DEFAULT_PALETTE) or even CreateHalftonePalette()?
return NULL;
}
MemoryHDC hDC;
// LOGPALETTE struct has only 1 element in palPalEntry array, we're
// going to have biClrUsed of them so add necessary space
LOGPALETTE *pPalette = (LOGPALETTE *)
malloc(sizeof(LOGPALETTE) + (biClrUsed - 1)*sizeof(PALETTEENTRY));
wxCHECK_MSG( pPalette, NULL, wxT("out of memory") );
// initialize the palette header
pPalette->palVersion = 0x300; // magic number, not in docs but works
pPalette->palNumEntries = (WORD)biClrUsed;
// and the colour table
wxCharBuffer rgb(sizeof(RGBQUAD) * biClrUsed);
RGBQUAD *pRGB = (RGBQUAD*)rgb.data();
SelectInHDC selectHandle(hDC, m_handle);
::GetDIBColorTable(hDC, 0, biClrUsed, pRGB);
for ( DWORD i = 0; i < biClrUsed; i++, pRGB++ )
{
pPalette->palPalEntry[i].peRed = pRGB->rgbRed;
pPalette->palPalEntry[i].peGreen = pRGB->rgbGreen;
pPalette->palPalEntry[i].peBlue = pRGB->rgbBlue;
pPalette->palPalEntry[i].peFlags = 0;
}
HPALETTE hPalette = ::CreatePalette(pPalette);
free(pPalette);
if ( !hPalette )
{
wxLogLastError(wxT("CreatePalette"));
return NULL;
}
wxPalette *palette = new wxPalette;
palette->SetHPALETTE((WXHPALETTE)hPalette);
return palette;
#endif
}
void basicShape::selectPrevHandle(){
if( activeHandle==&position ) selectHandle(NULL);
else selectHandle( &position );
}
int AspRegion::select(spAspCell_t cell, int x, int y) {
selected = selectHandle(x,y);
return selected;
}
main(int argc, char *argv[])
{
FD_SET(0, &full_fd);
if (argc != 4) {
printf("Usage: ChatClient <host> <port> <m|u|s>\n");
printf("e.g.: ChatClient atria 10123 u \n");
exit(1);
}
if ((username = getlogin()) == NULL) perror("Who are you?\n");
if ( (hp = gethostbyname(argv[1])) == NULL ) {
addr.sin_addr.s_addr = inet_addr(argv[1]);
if ((hp = gethostbyaddr((char *) &addr.sin_addr.s_addr,
sizeof(addr.sin_addr.s_addr),AF_INET)) == NULL) {
fprintf(stderr, "Can't find host %s\n", argv[1]);
exit(-1);
}
}
printf("\n UMChatServer --> %s\n", hp->h_name);
bcopy ( hp->h_addr, &(TCPserver.sin_addr), hp->h_length);
bcopy ( hp->h_addr, &(UDPserver.sin_addr), hp->h_length);
bcopy ( hp->h_addr, &(SCTP_Qserver.sin_addr), hp->h_length);
printf(" UMChatServer IP: %s \n", inet_ntoa(TCPserver.sin_addr));
SCTP_Qserver.sin_family = AF_INET;
TCPserver.sin_family = AF_INET;
UDPserver.sin_family = AF_INET;
TCPserver.sin_port = htons(atoi(argv[2]));
if (strcmp(argv[3], "s") == 0) TYPE=S;
if (strcmp(argv[3], "m") == 0) TYPE=M;
if (strcmp(argv[3], "u") == 0) TYPE=U;
if (TYPE == S)
{
SCTPsocket = socket (AF_INET,SOCK_STREAM,IPPROTO_SCTP);
if ( connect(SCTPsocket, (SA *) &TCPserver, sizeof(TCPserver)) < 0 ) {
close(SCTPsocket);
perror("connecting to UMChatServer socket");
exit(0);
}
if ( send(SCTPsocket, username, strlen(username), 0) < 0)
perror("send username message");
length = sizeof(client);
if ( getsockname (SCTPsocket, (SA *)&client,&length) ) {
perror("getting socket name");
exit(0);
}
SCTPPort = ntohs(client.sin_port);
}
else
{
TCP_socket = socket (AF_INET,SOCK_STREAM,0);
if ( connect(TCP_socket, (SA *) &TCPserver, sizeof(TCPserver)) < 0 ) {
close(TCP_socket);
perror("connecting to UMChatServer socket.....");
exit(0);
}
if ( send(TCP_socket, username, strlen(username), 0) < 0)
perror("send username message");
length = sizeof(client);
if ( getsockname (TCP_socket, (SA *)&client,&length) ) {
perror("getting socket name");
exit(0);
}
TCPPort = ntohs(client.sin_port);
}
if (TYPE == M)
{
if ( send(TCP_socket, MChat, strlen(MChat), 0) < 0)
perror("send MChat message");
if( (rc=recv(TCP_socket, MIP, sizeof(MIP), 0)) < 0)
perror("receiving MIP message");
if (rc > 0)
{
MIP[rc]='\0';
printf("THE MCAST IP --> %s", MIP);
}
}
if (TYPE == U)
{
if ( send(TCP_socket, UChat, strlen(UChat), 0) < 0)
perror("send UChat message");
}
if (TYPE == S)
{
if( (rc=recv(SCTPsocket, MPort, sizeof(MPort), 0)) < 0)
perror("receiving MPort message 01");
if (rc > 0)
{
MPort[rc]='\0';
printf(" THE MCAST Port --> %s\n", MPort);
}
strcat(record,inet_ntoa(SCTP_Qserver.sin_addr));
strcat(record,":");
strcat(record,MPort);
sprintf(ServerAddr, "[%s] ", record);
UDPPort = htons(atoi( MPort ) );
SCTP_Qserver.sin_port = UDPPort;
if( (rc=recv(SCTPsocket, RandomCODE1, sizeof(RandomCODE1), 0)) < 0)
perror("receiving RandomCODE1 message");
if (rc > 0){
RandomCODE1[rc]='\0';
printf(" THE LIST Code --> %s\n", RandomCODE1);
}
if( (rc=recv(SCTPsocket, RandomCODE2, sizeof(RandomCODE2), 0)) < 0)
perror("receiving RandomCODE2 message");
if (rc > 0){
RandomCODE2[rc]='\0';
printf("THE END Code --> %s\n\n", RandomCODE2);
}
}
else
{
if( (rc=recv(TCP_socket, MPort, sizeof(MPort), 0)) < 0)
perror("receiving MPort message");
if (rc > 0)
{
MPort[rc]='\0';
printf(" THE MCAST Port --> %s\n", MPort);
}
strcat(record,inet_ntoa(UDPserver.sin_addr));
strcat(record,":");
strcat(record,MPort);
sprintf(ServerAddr, "[%s] ", record);
UDPPort = htons(atoi( MPort ) );
UDPserver.sin_port = UDPPort;
if( (rc=recv(TCP_socket, RandomCODE1, sizeof(RandomCODE1), 0)) < 0)
perror("receiving RandomCODE1 message");
if (rc > 0){
RandomCODE1[rc]='\0';
printf(" THE LIST Code --> %s\n", RandomCODE1);
}
if( (rc=recv(TCP_socket, RandomCODE2, sizeof(RandomCODE2), 0)) < 0)
perror("receiving RandomCODE2 message");
if (rc > 0){
RandomCODE2[rc]='\0';
printf(" THE END Code --> %s\n\n", RandomCODE2);
}
}
LocalHostUS.sin_family = AF_INET;
LocalHostUS.sin_port = htons(TCPPort);
LocalHostUS.sin_addr.s_addr = htonl(INADDR_ANY);
LocalHostSCTP_Q.sin_family = AF_INET;
LocalHostSCTP_Q.sin_port = htons(client.sin_port)+1;
LocalHostSCTP_Q.sin_addr.s_addr = htonl(INADDR_ANY);
MulticastIPAddress = MIP;
UDPPort = htons(atoi( MPort ) );
LocalHostUR.sin_family = AF_INET;
LocalHostUR.sin_port = UDPPort;
LocalHostUR.sin_addr.s_addr = htonl(INADDR_ANY);
GroupAddress.sin_family = AF_INET;
GroupAddress.sin_port = UDPPort;
GroupAddress.sin_addr.s_addr = inet_addr(MulticastIPAddress);
if ((UDPsocket = socket(AF_INET, SOCK_DGRAM, 0)) < 0)
perror("can't create UDP socket S: \n");
if (bind(UDPsocket, (SA *) & LocalHostUS, sizeof(LocalHostUS)) < 0) printf("error in bind UDP S\n");
FD_SET(UDPsocket, &full_fd);
if ((SCTP_Qsocket = socket(AF_INET, SOCK_SEQPACKET, IPPROTO_SCTP)) < 0)
perror("can't create SCTP-Q socket S: \n");
reusePort(SCTP_Qsocket);
if (bind(SCTP_Qsocket, (SA *) & LocalHostSCTP_Q, sizeof(LocalHostSCTP_Q)) < 0) printf("error in bind SCTP_Q S\n");
FD_SET(SCTP_Qsocket, &full_fd);
if (TYPE == M) {
if ((MCASTsocket = socket(AF_INET, SOCK_DGRAM, 0)) < 0)
perror("can't create UDP MCASTsocket R: \n");
reusePort(MCASTsocket);
if (bind(MCASTsocket, (SA *) & LocalHostUR, sizeof(LocalHostUR)) < 0)
perror("error in bind R\n");
joinGroup(MCASTsocket, MIP);
FD_SET(MCASTsocket, &full_fd);
}
TimeToLive = 2;
setTTLvalue(UDPsocket, &TimeToLive);
loop = 1;
setLoopback(UDPsocket, loop);
signal( SIGQUIT, QUIThandler );
signal( SIGINT, INThandler);
char recvBuf[MAXLINE];
int bytes = 0;
if (TYPE == U) {
if (sendto(UDPsocket,EchoTest,strlen(EchoTest),0,(SA *)&UDPserver,sizeof(UDPserver)) < 0)
perror("error in sendto EchoTest UDPsocket \n");
}
if (TYPE == S) {
char EchoTest[100];
strcpy(EchoTest,"WELCOME, New SCTP: ");
strcat(EchoTest,username);
strcat(EchoTest,"\n");
if (sendto(SCTP_Qsocket,EchoTest,strlen(EchoTest),0,(SA *)&SCTP_Qserver,sizeof(SCTP_Qserver)) < 0)
perror("error in send to EchoTest SCTP_Qsocket \n");
}
if (TYPE == M) {
if (sendto(UDPsocket,EchoTest,strlen(EchoTest),0,(SA *)&UDPserver,sizeof(UDPserver)) < 0)
perror("error in send to EchoTest UDPsocket \n");
if (sendto(MCASTsocket,EchoTest,strlen(EchoTest),0,(SA *)&UDPserver,sizeof(UDPserver)) < 0)
perror("error in send to EchoTest MCASTsocket \n");
if ( (bytes = recvfrom(UDPsocket, recvBuf, MAXLINE, 0, (SA *) &from, &fromlen) ) < 0)
perror("error in rec from EchoTest UDPsocket \n");
}
sleep(1);
selectHandle();
}
