void sendArg(struct benchData* arg)
{
#ifndef TEST
char tmp[100];
switch(arg->dataType)
{
/* INT RESULTS are not taken into account by the client
because an OpenCL result is assumed to be an array */
case kINT:
write(newsockfd,"s\n",2*sizeof(char));
sprintf(tmp,"%ld\n",arg->value.intNumber);
write(newsockfd,tmp,strlen(tmp));
break;
case kREAL:
write(newsockfd,"r\n",2*sizeof(char));
sprintf(tmp,"%f\n",arg->value.real);
write(newsockfd,tmp,strlen(tmp));
break;
case kFLOAT4:
write(newsockfd,"f\n",2*sizeof(char));
sprintf(tmp,"(%f,%f,%f,%f)\n",arg->value.float4.s[0],arg->value.float4.s[1],arg->value.float4.s[2],arg->value.float4.s[3]);
write(newsockfd,tmp,strlen(tmp));
break;
case kINT_STREAM:
write(newsockfd,"nl\n",3*sizeof(char));
sendIntArray(arg->value.intArray);
break;
case kREAL_STREAM:
write(newsockfd,"rl\n",3*sizeof(char));
sendRealArray(arg->value.realArray);
break;
case kFLOAT4_STREAM:
write(newsockfd,"zl\n",3*sizeof(char));
sendFloat4Array(arg->value.float4Array);
break;
}
write(newsockfd,".\n",2*sizeof(char));
#endif
}
void masterMain() {
//master
short i;
short l;
short nextSlot;
int clients[MAX_CLIENTS];
int clientInfo[MAX_CLIENTS];
nrf_init();
delay();
nrf_txmode();
delay();
nextSlot = 0;
for (i=0; i<MAX_CLIENTS; i++) {
clients[i] = 0;
}
sendLiteralBytes("\nLoop Start\n");
LED_RED = 0;
LED_GREEN = 0;
// while(1) {
// LED_RED = !LED_RED;
// LED_GREEN = nrf_send(&tx_buf,&rx_buf);
// delay();
// }
while(1) {
LED_RED = !LED_RED;
delay();
sendIntArray(&clients,MAX_CLIENTS);
sendLiteralBytes("\n");
nrf_setTxAddr(0); //master channel
nrf_setRxAddr(0,0); //master channel
tx_buf[0] = 0x42;
tx_buf[1] = nextSlot+1;
//sendLiteralBytes("Attempt Send\n");
//displayStatus(nrf_getStatus());
if (nrf_send(&tx_buf,&rx_buf)) {
sendLiteralBytes("\nClient Connected!\n");
clients[nextSlot] = 1;
//find the next available slot
nextSlot = -1;
for (i=0; i<MAX_CLIENTS; i++) {
if (clients[i] == 0) {
nextSlot = i;
break;
}
}
}
for (i=0; i<MAX_CLIENTS; i++) {
if (clients[i] != 0) {
nrf_setTxAddr(i+1); //slave channel
nrf_setRxAddr(0,i+1); //slave channel
if (nrf_send(&tx_buf,&rx_buf)) {
clients[i] = 1;
clientInfo[i] = 1;
} else {
clients[i]++;
if (clients[i] > 3) {
sendLiteralBytes("Client Disconnected!\n");
clients[i] = 0;
clientInfo[i] = 0;
}
for (l=0; l<MAX_CLIENTS; l++) {
if (clients[l] == 0) {
nextSlot = l;
break;
}
}
}
}
}
}
}
