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authorubq323 <ubq323@ubq323.website>2024-04-10 20:06:49 +0100
committerubq323 <ubq323@ubq323.website>2024-04-10 20:06:53 +0100
commit2677d3ae0f4f5323ca67c6436cd3a55fd4fe8021 (patch)
tree16532c2cd1b1478f0adc8dd1efc96564ee25c396 /server
parent40231bd839dbe5b8aa65e8f3bde31bd33b9a9190 (diff)
send and recv drawing ops c2s
Diffstat (limited to 'server')
-rw-r--r--server/main.ha98
-rw-r--r--server/packet.ha2
2 files changed, 50 insertions, 50 deletions
diff --git a/server/main.ha b/server/main.ha
index 4476221..4223b77 100644
--- a/server/main.ha
+++ b/server/main.ha
@@ -6,6 +6,7 @@ use io;
use os;
use unix::poll;
use bufio;
+use drawing;
def PORT: u16 = 41460;
@@ -14,56 +15,55 @@ type conn = net::socket;
export fn main() void = {
const listener = tcp::listen(ip::ANY_V4, PORT)!;
- const conn = tcp::accept(listener)!;
-
- const pr = packet_reader_new();
- for :mainloop (true) {
- if (packet_reader_read(&pr, conn)! is io::EOF)
- fmt::fatal("disconnected");
- let i = 0;
- for (const packet => packet_reader_next(&pr)) {
- fmt::printf("#{} got {}:",i,len(packet))!;
- i+=1;
- for (let byte .. packet) fmt::printf(" {:x}",byte)!;
- fmt::println("")!;
- };
- };
-
+ loop(listener);
};
+fn loop(listener: net::socket) void = {
+ // pollfds[0] is the listener
+ // pollfds[n>0] corresponds to packet_readers[n-1]
+ let pollfds: []poll::pollfd = alloc([ poll::pollfd {
+ fd = listener, events = poll::event::POLLIN, revents = 0
+ }]);
+ let packet_readers: []packet_reader = [];
-// fn loop(listener: net::socket) void = {
-// const buf: [256]u8 = [0...];
-// let pollfds: []poll::pollfd = alloc([ poll::pollfd {
-// fd = listener, events = poll::event::POLLIN, revents = 0
-// }]);
-
-// for (true) {
-// poll::poll(pollfds, poll::INDEF)!;
-// if (0 != pollfds[0].revents & poll::event::POLLIN) {
-// fmt::println("new conn")!;
-// append(pollfds, poll::pollfd {
-// fd = tcp::accept(pollfds[0].fd)!,
-// events = poll::event::POLLIN, revents = 0
-// });
-// };
-// for (let i = 1z; i < len(pollfds); i += 1) {
-// if (0 != pollfds[i].revents & poll::event::POLLIN) {
-// match (io::read(pollfds[i].fd, buf)!) {
-// case io::EOF =>
-// fmt::println("disconnect", i)!;
-// delete(pollfds[i]);
-// i -= 1;
-// case let n: size =>
-// io::write(os::stdout_file, buf[..n])!;
-// for (let j = 1z; j < len(pollfds); j += 1) {
-// if (i != j) {
-// io::writeall(pollfds[j].fd, buf[..n])!;
-// };
-// };
-// };
-// };
-// };
-// };
-// };
+ for (true) {
+ fmt::println("poll.")!;
+ poll::poll(pollfds, poll::INDEF)!;
+ if (0 != pollfds[0].revents & poll::event::POLLIN) {
+ fmt::println("new conn")!;
+ const new_conn = tcp::accept(pollfds[0].fd)!;
+ fmt::println("a")!;
+ append(pollfds, poll::pollfd {
+ fd = new_conn,
+ events = poll::event::POLLIN, revents = 0
+ });
+ 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)) {
+ case void =>
+ let j = 1;
+ for (const packet_bytes => packet_reader_next(&packet_readers[i-1])) {
+ fmt::printf("#{}:{} got {:2}",i,j,len(packet_bytes))!;
+ 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)!;
+ };
+ case let err: io::error =>
+ fmt::printfln("#{} error: {}",i,io::strerror(err))!;
+ delete(pollfds[i]);
+ delete(packet_readers[i-1]);
+ i -= 1;
+ case io::EOF =>
+ fmt::printfln("#{} disconnect",i)!;
+ delete(pollfds[i]);
+ delete(packet_readers[i-1]);
+ i -= 1;
+ };
+ };
+ };
+ };
+};
diff --git a/server/packet.ha b/server/packet.ha
index b12d121..813ee6f 100644
--- a/server/packet.ha
+++ b/server/packet.ha
@@ -2,7 +2,7 @@ use io;
use fmt;
type packet = []u8;
-def PCKSZ: size = 4;
+def PCKSZ: size = 8;
type packet_reader = struct {
buf: [256]u8,