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changes in the software structure debugged

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git-svn-id: file:///afs/psi.ch/project/sls_det_software/svn/slsDetectorSoftware@131 951219d9-93cf-4727-9268-0efd64621fa3
This commit is contained in:
bergamaschi
2012-02-24 13:14:58 +00:00
parent e0368c69ee
commit c2a24e2c73
14 changed files with 2403 additions and 1041 deletions
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202
slsDetectorSoftware/commonFiles/communication_funcs.c
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@ -8,6 +8,7 @@
#include <stdio.h>
#include <errno.h>
#include <sys/time.h>
@ -18,6 +19,13 @@ extern int errno;
char dummyClientIP[INET_ADDRSTRLEN];
fd_set readset, tempset;
int isock=0, maxfd;
int myport=-1;
//struct sockaddr_in address;
//#define VERBOSE
@ -30,6 +38,23 @@ int bindSocket(unsigned short int port_number) {
//int file_des;
//file_des= -1;
if (myport==port_number)
return -10;
socketDescriptor = socket(AF_INET, SOCK_STREAM,0); //tcp
//socketDescriptor = socket(PF_INET, SOCK_STREAM, 0);
@ -59,12 +84,22 @@ int bindSocket(unsigned short int port_number) {
socketDescriptor=-1;
} else {
listen(socketDescriptor, 5);
if (listen(socketDescriptor, 5)==0) {
if (isock==0) {
FD_ZERO(&readset);
}
FD_SET(socketDescriptor, &readset);
isock++;
maxfd = socketDescriptor;
printf ("%d port %d fd %d\n",isock, port_number,socketDescriptor);
myport=port_number;
} else
printf("error on listen");
}
}
@ -88,94 +123,124 @@ int getServerError(int socketDescriptor)
int acceptConnection(int socketDescriptor) {
int j;
struct sockaddr_in addressC;
int file_des=-1;
struct timeval tv;
int result;
//socklen_t address_length;
size_t address_length=sizeof(struct sockaddr_in);
// if(file_des>0) return file_des;
if (socketDescriptor<0)
return -1;
memcpy(&tempset, &readset, sizeof(tempset));
tv.tv_sec = 10000000;
tv.tv_usec = 0;
result = select(maxfd + 1, &tempset, NULL, NULL, &tv);
if (result == 0) {
printf("select() timed out!\n");
} else if (result < 0 && errno != EINTR) {
printf("Error in select(): %s\n", strerror(errno));
} else if (result > 0) {
printf("select returned!\n");
for (j=0; j<maxfd+1; j++) {
if (FD_ISSET(j, &tempset)) {
printf("fd %d is set\n",j);
FD_CLR(j, &tempset);
#ifndef C_ONLY
if(is_a_server){ //server; the server will wait for the clients connection
#endif
if (socketDescriptor>0) {
//if ((file_des = accept(socketDescriptor,(struct sockaddr *) &address, &address_length)) < 0) {
if ((file_des = accept(socketDescriptor,(struct sockaddr *) &addressC, &address_length)) < 0) {
printf("Error: with server accept, connection refused %d\n", errno);
switch(errno) {
case EWOULDBLOCK:
printf("ewouldblock eagain\n");
break;
case EBADF:
printf("ebadf\n");
break;
case ECONNABORTED:
if ((file_des = accept(j,(struct sockaddr *) &addressC, &address_length)) < 0) {
printf("Error in accept(): %s\n", strerror(errno));
printf("Error: with server accept, connection refused %d\n", errno);
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 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");
case EMFILE:
printf("emfile\n");
break;
case ENFILE:
printf("enfile\n");
break;
case ENOTSOCK:
printf("enotsock\n");
break;
case EOPNOTSUPP:
printf("eOPNOTSUPP\n");
case EOPNOTSUPP:
printf("eOPNOTSUPP\n");
break;
case ENOBUFS:
printf("ENOBUFS\n");
break;
case ENOMEM:
printf("ENOMEM\n");
break;
case ENOSR:
printf("ENOSR\n");
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");
}
default:
printf("unknown error\n");
}
// should remove descriptor
socketDescriptor=-1;
} else {
inet_ntop(AF_INET, &(addressC.sin_addr), dummyClientIP, INET_ADDRSTRLEN);
printf("connection accepted %d\n",file_des);
FD_SET(file_des, &readset);
maxfd = (maxfd < file_des)?file_des:maxfd;
}
}
}
}
/* for (j=0; j<maxfd+1; j++) { */
/* if (FD_ISSET(j, &tempset)) { */
/* printf("%d is set!\n",j); */
/* ///////////executes the function!!!! */
socketDescriptor=-1;
}
inet_ntop(AF_INET, &(addressC.sin_addr), dummyClientIP, INET_ADDRSTRLEN);
/* } // end if (FD_ISSET(j, &tempset)) */
/* } // end for (j=0;...) */
/* } // end else if (result > 0) */
// struct sockaddr_in
//{
//short int sin_family; /* Famyly of the address*/
//unsigned short int sin_port; /* Port */
//struct in_addr sin_addr; /* Network address */
//unsigned char sin_zero[8]; /* Same size of struct sockaddr */
//};
}
return file_des;
return file_des;
}
@ -185,14 +250,11 @@ int acceptConnection(int socketDescriptor) {
void closeConnection(int file_des) {
//fflush(stdout);
//printf("Closing file_des %d\n", file_des);
//sleep(1);
#ifdef VERY_VERBOSE
#endif
if(file_des>=0)
close(file_des);
file_des=-1;
if(file_des>=0)
close(file_des);
FD_CLR(file_des, &readset);
}
void exitServer(int socketDescriptor) {
@ -201,7 +263,9 @@ void exitServer(int socketDescriptor) {
#ifdef VERY_VERBOSE
printf("Closing server\n");
#endif
FD_CLR(socketDescriptor, &readset);
socketDescriptor=-1;
isock--;
}