Msg *
MsgList::alloc(DxMessageCode code_, int32_t activityId_, void *data_,
int32_t len_, MemBlk *blk_, MsgDataType dataType_)
{
Msg *msg;
SseInterfaceHeader hdr;
lock();
if (msgList.empty()) {
Debug(DEBUG_MSGLIST, allocs, "allocs");
Debug(DEBUG_MSGLIST, frees, "frees");
unlock();
Fatal(ERR_NMA);
}
msg = msgList.front();
msgList.pop_front();
Assert(!msg->allocated());
msg->setAllocated();
hdr.code = code_;
hdr.activityId = activityId_;
GetNssDate(hdr.timestamp);
hdr.messageNumber = GetNextMsg();
msg->setHeader(hdr);
msg->setData(data_, len_, blk_, dataType_);
++allocs;
unlock();
return (msg);
}
int main(int argc, char *argv[]) {
if (argc != 2) // Test for correct number of arguments
DieWithUserMessage("Parameter(s)", "<Server Port/Service>");
int servSock = SetupTCPServerSocket(argv[1]);
// servSock is now ready to use to accept connections
for (;;) { // Run forever
// Wait for a client to connect
int clntSock = AcceptTCPConnection(servSock);
// Create an input stream from the socket
FILE *channel = fdopen(clntSock, "r+");
if (channel == NULL)
DieWithSystemMessage("fdopen() failed");
// Receive messages until connection closes
int mSize;
uint8_t inBuf[MAX_WIRE_SIZE];
VoteInfo v;
while ((mSize = GetNextMsg(channel, inBuf, MAX_WIRE_SIZE)) > 0) {
memset(&v, 0, sizeof(v)); // Clear vote information
printf("Received message (%d bytes)\n", mSize);
if (Decode(inBuf, mSize, &v)) { // Parse to get VoteInfo
if (!v.isResponse) { // Ignore non-requests
v.isResponse = true;
if (v.candidate >= 0 && v.candidate <= MAX_CANDIDATE) {
if (!v.isInquiry)
counts[v.candidate] += 1;
v.count = counts[v.candidate];
} // Ignore invalid candidates
}
uint8_t outBuf[MAX_WIRE_SIZE];
mSize = Encode(&v, outBuf, MAX_WIRE_SIZE);
if (PutMsg(outBuf, mSize, channel) < 0) {
fputs("Error framing/outputting message\n", stderr);
break;
} else {
printf("Processed %s for candidate %d; current count is %llu.\n",
(v.isInquiry ? "inquiry" : "vote"), v.candidate, v.count);
}
fflush(channel);
} else {
fputs("Parse error, closing connection.\n", stderr);
break;
}
}
puts("Client finished");
fclose(channel);
} // Each client
// NOT REACHED
}
