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server accepting connection modified in MySocketTCP.cxx

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git-svn-id: file:///afs/psi.ch/project/sls_det_software/svn/slsDetectorSoftware@16 951219d9-93cf-4727-9268-0efd64621fa3
This commit is contained in:
bergamaschi 2010-04-22 08:29:59 +00:00
parent e12280c83a
commit bbb9780647
1 changed files with 74 additions and 6 deletions
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76
slsDetectorSoftware/MySocketTCP/MySocketTCP.cxx
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@ -6,6 +6,7 @@
#include <string.h> #include <string.h>
#include <iostream> #include <iostream>
#include <math.h> #include <math.h>
#include <errno.h>
using namespace std; using namespace std;
@ -20,7 +21,6 @@ MySocketTCP::~MySocketTCP(){
MySocketTCP::MySocketTCP(unsigned short int const port_number): last_keep_connection_open_action_was_a_send(0), file_des(-1), send_rec_max_size(SEND_REC_MAX_SIZE), is_a_server(1), portno(DEFAULT_PORTNO), socketDescriptor(-1) MySocketTCP::MySocketTCP(unsigned short int const port_number): last_keep_connection_open_action_was_a_send(0), file_des(-1), send_rec_max_size(SEND_REC_MAX_SIZE), is_a_server(1), portno(DEFAULT_PORTNO), socketDescriptor(-1)
{ // receiver (server) local no need for ip { // receiver (server) local no need for ip
//is_a_server = 1;
portno=port_number; portno=port_number;
strcpy(hostname,"localhost"); strcpy(hostname,"localhost");
@ -51,7 +51,6 @@ MySocketTCP::MySocketTCP(unsigned short int const port_number): last_keep_connec
MySocketTCP::MySocketTCP(const char* const host_ip_or_name, unsigned short int const port_number): MySocketTCP::MySocketTCP(const char* const host_ip_or_name, unsigned short int const port_number):
last_keep_connection_open_action_was_a_send(0), file_des(-1), send_rec_max_size(SEND_REC_MAX_SIZE), is_a_server(0), portno(DEFAULT_PORTNO), socketDescriptor(-1) last_keep_connection_open_action_was_a_send(0), file_des(-1), send_rec_max_size(SEND_REC_MAX_SIZE), is_a_server(0), portno(DEFAULT_PORTNO), socketDescriptor(-1)
{ // sender (client): where to? ip { // sender (client): where to? ip
//is_a_server = 0;
// SetupParameters(); // SetupParameters();
strcpy(hostname,host_ip_or_name); strcpy(hostname,host_ip_or_name);
portno=port_number; portno=port_number;
@ -93,10 +92,67 @@ int MySocketTCP::Connect(){
cerr << "Error: with server accept, connection refused"<<endl; cerr << "Error: with server accept, connection refused"<<endl;
switch(errno) {
case EWOULDBLOCK:
printf("ewouldblock eagain\n");
break;
case EBADF:
printf("ebadf\n");
break;
case ECONNABORTED:
printf("econnaborted\n");
break;
case EFAULT:
printf("efault\n");
break;
case EINTR:
printf("eintr\n");
break;
case EINVAL:
printf("einval\n");
break;
case EMFILE:
printf("emfile\n");
break;
case ENFILE:
printf("enfile\n");
break;
case ENOTSOCK:
printf("enotsock\n");
break;
case EOPNOTSUPP:
printf("eOPNOTSUPP\n");
break;
case ENOBUFS:
printf("ENOBUFS\n");
break;
case ENOMEM:
printf("ENOMEM\n");
break;
case ENOSR:
printf("ENOSR\n");
break;
case EPROTO:
printf("EPROTO\n");
break;
default:
printf("unknown error\n");
}
socketDescriptor=-1; socketDescriptor=-1;
} }
#ifdef VERY_VERBOSE
else
cout << "client connected "<< file_des << endl;
#endif
} }
file_des = socketDescriptor; // file_des = socketDescriptor;
#ifdef VERY_VERBOSE
cout << "fd " << file_des << endl;
#endif
} else { } else {
socketDescriptor = socket(AF_INET, SOCK_STREAM,0); //tcp socketDescriptor = socket(AF_INET, SOCK_STREAM,0); //tcp
@ -192,10 +248,22 @@ int MySocketTCP::ReceiveDataOnly(void* buf,int length){//length in characters
while(length>0){ while(length>0){
int nreceiving = (length>send_rec_max_size) ? send_rec_max_size:length; int nreceiving = (length>send_rec_max_size) ? send_rec_max_size:length;
#ifdef VERY_VERBOSE
cout << "start to receive "<< nreceiving << " Bytes" << endl;
#endif
int nreceived = read(file_des,(char*)buf+total_received,nreceiving); int nreceived = read(file_des,(char*)buf+total_received,nreceiving);
if(!nreceived) break; #ifdef VERY_VERBOSE
cout << "received "<< nreceived << " Bytes on fd " << file_des << endl;
#endif
if(nreceived<0) break;
length-=nreceived; length-=nreceived;
#ifdef VERY_VERBOSE
cout << "length left "<< length << " Bytes" << endl;
#endif
total_received+=nreceived; total_received+=nreceived;
#ifdef VERY_VERBOSE
cout << "total "<< total_received << " Bytes" << endl;
#endif
// cout<<"nrec: "<<nreceived<<" waiting for ("<<length<<")"<<endl; // cout<<"nrec: "<<nreceived<<" waiting for ("<<length<<")"<<endl;
} }