From e19852c958838688481422ed3ddd953d2dcd4309 Mon Sep 17 00:00:00 2001 From: ubq323 Date: Mon, 15 Apr 2024 17:13:08 +0100 Subject: version check --- client/main.ha | 21 +++++++++++++++++---- 1 file changed, 17 insertions(+), 4 deletions(-) (limited to 'client') diff --git a/client/main.ha b/client/main.ha index 04e6854..4c70892 100644 --- a/client/main.ha +++ b/client/main.ha @@ -1,13 +1,16 @@ use fmt; use sdl2; use math; +use io; use net; use net::dial; +use unix::poll; + use drawing; use drawing::{pos,CHUNKSIZE}; use client::paintui; -use unix::poll; use packet_reader; +use packet_reader::{VERSION}; def NCHUNKS = 16; @@ -19,7 +22,7 @@ export fn main() void = { sdl2::SDL_Init(sdl2::SDL_INIT_VIDEO)!; defer sdl2::SDL_Quit(); - const win = sdl2::SDL_CreateWindow("hi", sdl2::SDL_WINDOWPOS_UNDEFINED, sdl2::SDL_WINDOWPOS_UNDEFINED, 640, 480, sdl2::SDL_WindowFlags::NONE)!; + const win = sdl2::SDL_CreateWindow("garden", sdl2::SDL_WINDOWPOS_UNDEFINED, sdl2::SDL_WINDOWPOS_UNDEFINED, 640, 480, sdl2::SDL_WindowFlags::NONE)!; defer sdl2::SDL_DestroyWindow(win); const wsurf = sdl2::SDL_GetWindowSurface(win)!; @@ -42,11 +45,21 @@ export fn main() void = { }; // connect to server - const conn = match(dial::dial("tcp","localhost","41460")) { + const conn = match(dial::dial("tcp","ubq323.website","41460")) { case let c: net::socket => yield c; case let err: net::error => fmt::fatal("couldn't connect to server:",net::strerror(err)); }; + + let byte = [0u8]; + match (io::read(conn, byte)) { + case let e: io::error => + fmt::fatal("error with server handshake",io::strerror(e)); + case => if (byte[0] != VERSION) + fmt::fatalf("invalid version: got {}, expecting {}", + byte[0], VERSION); + }; + const pollfd: [1]poll::pollfd = [ poll::pollfd { fd = conn, events=poll::event::POLLIN, revents = 0 @@ -150,7 +163,7 @@ export fn main() void = { }; - drawing::clear_picture(&win_pic, 0xff0000); + drawing::clear_picture(&win_pic, 0xdddddd); for (let i = 0z; i < len(pictures); i += 1) { const psurf = picture_surfaces[i]; -- cgit v1.2.3