From 79a9af88e53a6b0f7070a5fe97bbd399d139d00d Mon Sep 17 00:00:00 2001
From: ubq323 <ubq323@ubq323.website>
Date: Wed, 10 Apr 2024 23:03:50 +0100
Subject: the PAINT is now MULTIPLAYER !!!!!

---
 server/main.ha   | 15 +++++++++++----
 server/packet.ha | 52 ----------------------------------------------------
 2 files changed, 11 insertions(+), 56 deletions(-)
 delete mode 100644 server/packet.ha

(limited to 'server')

diff --git a/server/main.ha b/server/main.ha
index 4223b77..59e1306 100644
--- a/server/main.ha
+++ b/server/main.ha
@@ -7,6 +7,7 @@ use os;
 use unix::poll;
 use bufio;
 use drawing;
+use packet_reader;
 
 def PORT: u16 = 41460;
 
@@ -24,7 +25,7 @@ fn loop(listener: net::socket) void = {
 	let pollfds: []poll::pollfd = alloc([ poll::pollfd {
 		fd = listener, events = poll::event::POLLIN, revents = 0
 	}]);
-	let packet_readers: []packet_reader = [];
+	let packet_readers: []packet_reader::packet_reader = [];
 
 
 	for (true) {
@@ -38,19 +39,25 @@ fn loop(listener: net::socket) void = {
 				fd = new_conn,
 				events = poll::event::POLLIN, revents = 0
 			});
-			append(packet_readers, packet_reader_new());
+			append(packet_readers, packet_reader::new());
 			fmt::printfln("there are now {},{} conns.",len(pollfds),len(packet_readers))!;
 		};
 		for (let i = 1z; i < len(pollfds); i += 1) {
 			if (0 != pollfds[i].revents & poll::event::POLLIN) {
-				match (packet_reader_read(&packet_readers[i-1], pollfds[i].fd)) {
+				match (packet_reader::read(&packet_readers[i-1], pollfds[i].fd)) {
 				case void =>
 					let j = 1;
-					for (const packet_bytes => packet_reader_next(&packet_readers[i-1])) {
+					for (const packet_bytes => packet_reader::next(&packet_readers[i-1])) {
 						fmt::printf("#{}:{} got {:2}",i,j,len(packet_bytes))!;
+						j += 1;
 						for (let byte .. packet_bytes) fmt::printf(" {:x}",byte)!;
 						const op = drawing::deser_op(packet_bytes) as drawing::op_circle;
 						fmt::printfln("\t({:+6},{:+6})",op.0,op.1)!;
+						for (let k = 1z; k < len(pollfds); k += 1) {
+							if (k == i) continue;
+							fmt::printfln("\t -> #{}",k)!;
+							io::writeall(pollfds[k].fd, packet_bytes)!;
+						};
 					};
 				case let err: io::error =>
 					fmt::printfln("#{} error: {}",i,io::strerror(err))!;
diff --git a/server/packet.ha b/server/packet.ha
deleted file mode 100644
index 813ee6f..0000000
--- a/server/packet.ha
+++ /dev/null
@@ -1,52 +0,0 @@
-use io;
-use fmt;
-
-type packet = []u8;
-def PCKSZ: size = 8;
-
-type packet_reader = struct {
-	buf: [256]u8,
-	good: []u8,
-};
-
-fn packet_reader_new() packet_reader = {
-	let pr = packet_reader {
-		buf = [0...],
-		...
-	};
-	pr.good = pr.buf[0..0];
-	return pr;
-
-};
-
-// call when input is ready. could block otherwise
-fn packet_reader_read(pr: *packet_reader, sock: io::handle) (void | io::error | io::EOF) = {
-	const remaining_amt = len(pr.good);
-	const read_pos = if (remaining_amt > 0) {
-		// still some unconsumed content in the buffer
-		// move unconsumed stuff to start of buffer
-		fmt::printfln("moving {} remaining bytes",remaining_amt)!;
-		pr.buf[0..remaining_amt] = pr.good;
-		yield remaining_amt;
-	} else 0z;
-	const nread = match(io::read(sock, pr.buf[read_pos..])?) {
-		case io::EOF => return io::EOF;
-		case let n: size => yield n;
-	};
-	fmt::printfln("read {} bytes",nread)!;
-	const total_amt = read_pos + nread;
-	pr.good = pr.buf[0..total_amt];
-	fmt::printfln("now {} bytes in buffer",total_amt)!;
-};
-
-
-fn packet_reader_next(pr: *packet_reader) (packet | done) = {
-	// either parse a full packet out of the front of good,
-	// move good along that many bytes,
-	// and return the packet,
-	// or, ascertain there is no full packet, and return done
-	if (len(pr.good) < PCKSZ) return done;
-	const packet_bytes = pr.good[..PCKSZ];
-	pr.good = pr.good[PCKSZ..];
-	return packet_bytes;
-};
-- 
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