int vxi11_close_device(const char *ip, CLINK *clink) {
int l,ret;
int device_no = -1;
/* Which instrument are we referring to? */
for (l=0; l<VXI11_MAX_CLIENTS; l++){
if (strcmp(ip,VXI11_IP_ADDRESS[l]) == 0 ) {
device_no=l;
}
}
/* Something's up if we can't find the IP address! */
if (device_no == -1) {
printf("vxi11_close_device: error: I have no record of you ever opening device\n");
printf(" with IP address %s\n",ip);
ret = -4;
}
else { /* Found the IP, there's more than one link to that instrument,
* so keep track and just close the link */
if (VXI11_LINK_COUNT[device_no] > 1 ) {
ret = vxi11_close_link(ip,clink->client, clink->link);
VXI11_LINK_COUNT[device_no]--;
}
/* Found the IP, it's the last link, so close the device (link
* AND client) */
else {
ret = vxi11_close_device(ip, clink->client, clink->link);
}
}
return ret;
}
int main(int argc,char **argv)
{
static char *progname;
static char *serverIP;
char comm[256];
long bytes_returned;
BOOL got_ip=FALSE;
BOOL got_comm=FALSE;
int index=1;
CLINK *clink; /* client link (actually a structure contining CLIENT and VXI11_LINK pointers) */
char outputbuf[BUF_LEN];
clink = new CLINK; /* allocate some memory */
progname = argv[0];
while(index<argc){
if(sc(argv[index],(char*)"-ip")||sc(argv[index],(char*)"-ip_address")||sc(argv[index],(char*)"-IP")){
serverIP = argv[++index];
got_ip = TRUE;
}
if(sc(argv[index],(char*)"-command")||sc(argv[index],(char*)"-c")||sc(argv[index],(char*)"-comm")){
snprintf(comm,256,"%s",argv[++index]);
got_comm=TRUE;
}
index++;
}
if(got_ip==FALSE||got_comm==FALSE){
printf("%s: sends commands to an Agilent scope via ethernet\n",progname);
printf("Run using %s [arguments]\n\n",progname);
printf("REQUIRED ARGUMENTS:\n");
printf("-ip -ip_address -IP : IP address of scope (eg 128.243.74.232)\n");
printf("-c -command -comm : command or query to send\n\n");
printf("DOCUMENTATION:\n");
printf("http://cp.literature.agilent.com/litweb/pdf/54855-97017.pdf\n");
exit(1);
}
if (vxi11_open_device(serverIP,clink) != 0) {
printf("Quitting...\n");
exit(2);
}
vxi11_send(clink, comm);
if (strstr(comm, "?") != 0) {
bytes_returned = vxi11_receive(clink, outputbuf, BUF_LEN);
vxi11_close_device(serverIP,clink);
if (bytes_returned > 0) {
printf("%s",outputbuf);
} else if (bytes_returned == -15) {
printf("Error: Nothing received after sending scope command %s\n", comm);
return(1);
}
} else {
vxi11_close_device(serverIP,clink);
}
}
/* Again, just a wrapper */
int lecroy_close(VXI11_CLINK * clink, const char *ip)
{
vxi11_send_printf(clink, "MSG"); /* remove message on bottom of screen */
return vxi11_close_device(clink, ip);
}
