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made sockets non-blocking

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This commit is contained in:
Daniel Ledda
2025-11-28 19:35:09 +01:00
parent 45d3f28546
commit f311b242c2
4 changed files with 73 additions and 34 deletions
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69
app.c
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@@ -46,7 +46,7 @@ int djstd_entry(Arena *arena, StringList args) {
if (isServer) {
println("Starting server on port %d", port);
Server myserver = serverInit((ServerInitInfo){
.concurrentClients=16,
.concurrentClients=2,
.port=port,
.memory=Megabytes(64),
});
@@ -54,48 +54,67 @@ int djstd_entry(Arena *arena, StringList args) {
server = &myserver;
serverListen(&myserver);
Socket *client = serverAccept(&myserver);
Socket *client1 = serverAccept(&myserver);
Socket *client2 = serverAccept(&myserver);
Forever {
string message = s("Hello. You are client 1.\n");
socketWrite(client1, message.str, message.length);
message = s("Hello. You are client 2.\n");
socketWrite(client2, message.str, message.length);
forever {
string buf = PushStringFill(arena, 256, 0);
uint64 bytesRead = socketRead(client, buf.str, buf.length - 1);
uint64 bytesRead = socketRead(client1, buf.str, buf.length - 1);
if (bytesRead > 0) {
buf.length = bytesRead;
println("Client said: %S", strSplit(arena, s("\n"), buf).data[0]);
string message = strSplit(arena, s("\n"), buf).data[0];
message = strPrintf(arena, "Client 1 said: %S\n", message);
println("%S", message);
socketWrite(client2, message.str, message.length);
println("Saying goodbye");
string message = s("Goodbye\n");
socketWrite(client, message.str, message.length);
println("Saying goodbye to everyone");
message = s("Goodbye\n");
socketWrite(client1, message.str, message.length);
socketWrite(client2, message.str, message.length);
break;
}
serverClose(&myserver);
}
socketClose(client);
socketClose(client1);
socketClose(client2);
serverClose(&myserver);
} else {
println("Connecting to socket at %S on port %d", addr, port);
Socket sock = socketConnect(arena, (SocketConnectInfo){ .address=addr, .port=port });
println("CONNECTED");
if (sock.closed) {
println("Connection error. Closing.");
} else {
string message;
uint64 bytesWritten;
string message;
uint64 bytesWritten;
string buf = PushStringFill(arena, 256, 0);
forever {
message = s("Howdy partner\n");
print("Saying: %S", message);
bytesWritten = socketWrite(&sock, message.str, message.length);
string buf = PushStringFill(arena, 256, 0);
socketRead(&sock, buf.str, buf.length);
message = strSplit(arena, s("\n"), buf).data[0];
println("Received message: %S", message);
if (strEql(message, s("Goodbye"))) {
println("Quitting");
break;
string messageReceived = strSplit(arena, s("\n"), buf).data[0];
println("%S", strPrintf(arena, "Server said: %S", messageReceived));
if (strEql(messageReceived, s("Hello. You are client 1."))) {
string broadcast = s("HELLO WORLD!!!!\n");
socketWrite(&sock, broadcast.str, broadcast.length);
}
Forever {
socketRead(&sock, buf.str, buf.length);
messageReceived = strSplit(arena, s("\n"), buf).data[0];
println("Server said: %S", messageReceived);
if (strEql(messageReceived, s("Goodbye"))) {
println("Quitting");
break;
}
}
}
socketClose(&sock);
}