start refactor to ucp

3 files changed, 142 insertions, 49 deletions

diff --git a/src/bin/iceftp.rs b/src/bin/iceftp.rs
deleted file mode 100644
index 3f19dbe..0000000
--- a/src/bin/iceftp.rs
+++ /dev/null
@@ -1,16 +0,0 @@
-
-extern crate utp;
-
-use utp::UtpSocket;
-
-fn main() {
-    // Bind to port 3540
-    let addr = "127.0.0.1:3540";
-    let mut socket = UtpSocket::connect(addr).expect("Error connecting to remote peer");
-
-    // Send a string
-    socket.send_to("Hi there!".as_bytes()).expect("Write failed");
-
-    // Close the socket
-    socket.close().expect("Error closing connection");
-}
diff --git a/src/bin/iceftpd.rs b/src/bin/iceftpd.rs
deleted file mode 100644
index af29503..0000000
--- a/src/bin/iceftpd.rs
+++ /dev/null
@@ -1,33 +0,0 @@
-
-extern crate utp;
-
-use utp::{UtpSocket, UtpListener};
-use std::str;
-
-fn main() {
-    // Connect to an hypothetical local server running on port 3540
-    let addr = "127.0.0.1:3540";
-    // Accept connection from anybody
-    let listener = UtpListener::bind(addr).expect("Error binding to local port");
-
-    for connection in listener.incoming() {
-
-        let (mut socket, _src) = connection.unwrap();
-        println!("Got connection from {}", socket.peer_addr().unwrap());
-
-        loop {
-
-            let mut buf = [0; 1000];
-            let (amt, _src) = socket.recv_from(&mut buf).ok().unwrap();
-            if amt <= 0 {
-                break;
-            }
-            let buf = &buf[..amt];
-            let s = str::from_utf8(buf).unwrap();
-            println!("\tgot: {}", s);
-
-        }
-
-    }
-
-}
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..6d9a395
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,142 @@
+
+extern crate getopts;
+extern crate utp;
+
+use std::str;
+use std::env;
+use std::process::exit;
+use getopts::Options;
+use utp::{UtpSocket, UtpListener};
+
+
+fn run_server(path: &str, is_receive: bool) {
+    // Connect to an hypothetical local server running on port 3540
+    let addr = "127.0.0.1:3540";
+    // Accept connection from anybody
+    let listener = UtpListener::bind(addr).expect("Error binding to local port");
+
+    for connection in listener.incoming() {
+
+        let (mut socket, _src) = connection.unwrap();
+        println!("Got connection from {}", socket.peer_addr().unwrap());
+
+        loop {
+
+            let mut buf = [0; 1000];
+            let (amt, _src) = socket.recv_from(&mut buf).ok().unwrap();
+            if amt <= 0 {
+                break;
+            }
+            let buf = &buf[..amt];
+            let s = str::from_utf8(buf).unwrap();
+            println!("\tgot: {}", s);
+
+        }
+    }
+}
+
+fn run_client(path: &str, is_receive: bool) {
+    // Bind to port 3540
+    let addr = "127.0.0.1:3540";
+    let mut socket = UtpSocket::connect(addr).expect("Error connecting to remote peer");
+
+    // Send a string
+    socket.send_to("Hi there!".as_bytes()).expect("Write failed");
+
+    // Close the socket
+    socket.close().expect("Error closing connection");
+}
+
+fn send_files(socket: UtpSocket, file_path: &str, recursive: bool) {
+    unimplemented!();
+}
+
+fn receive_files(socket: UtpSocket, file_path: &str) {
+    unimplemented!();
+}
+
+fn usage(program: &str, opts: Options) {
+    let brief = "usage:\tucp [-h] [-v] [[user@]host1:]srcfile [[user@]host2:]destfile";
+    print!("{}", opts.usage(&brief));
+}
+
+fn main() {
+
+    let args: Vec<String> = env::args().collect();
+    let prog_name = args[0].clone();
+
+    let mut opts = Options::new();
+    opts.optflag("h", "help", "print this help menu");
+    opts.optflag("v", "verbose", "more debugging messages");
+    opts.optflag("r", "recursive", "whether to recursively transfer files");
+    opts.optopt("f", "", "file or dir to read from (server side)", "FILE");
+    opts.optopt("t", "", "file or dir to write to (server side)", "FILE");
+    opts.optopt("d", "", "read/write a dir instead of file (server side)", "FILE");
+    opts.optopt("l", "", "", "FILE");
+
+    let matches = match opts.parse(&args[1..]) {
+        Ok(m) => { m }
+        Err(f) => { println!("Error parsing args!"); usage(&prog_name, opts); exit(-1); }
+    };
+
+    let verbose: bool = matches.opt_present("v");
+
+    if matches.opt_present("h") {
+        usage(&prog_name, opts);
+        return;
+    }
+
+    // First handle the server-side cases
+    if matches.opt_present("f") && matches.opt_present("t") {
+        println!("Can't be both server modes at the same time!");
+        exit(-1);
+    }
+
+    if matches.opt_present("f") {
+        unimplemented!();
+        //serve(&matches.opt_str("f").unwrap(), false);
+    }
+    if matches.opt_present("t") {
+        unimplemented!();
+        //serve(&matches.opt_str("t").unwrap(), true);
+    }
+
+    // Then the user-driven (local) side
+    if matches.free.len() != 2 {
+        println!("Expected a single source and single destination");
+        println!("");
+        usage(&prog_name, opts);
+        return;
+    }
+
+    let srcfile = matches.free[0].clone();
+    let destfile = matches.free[1].clone();
+
+    for fname in vec![&srcfile, &destfile] {
+        if fname.match_indices(":").count() > 2 {
+            println!("Invalid host/file identifier: {}", fname);
+        }
+    }
+
+
+    match (srcfile.contains(":"), destfile.contains(":")) {
+        (true, true)    => { println!("Can't have src and dest both be remote!"); return; },
+        (false, false)  => { println!("One of src or dest should be remote!"); return; },
+        (true , false)  => {
+            let is_recv = true;
+            let local_file = destfile;
+            let spl: Vec<&str> = srcfile.split(":").collect();
+            let host = spl[0];
+            let remote_file = spl[1];
+            println!("host: {}", host);
+            },
+        (false, true)   => {
+            let is_recv = false;
+            let remote_file = srcfile;
+            let spl: Vec<&str> = destfile.split(":").collect();
+            let host = spl[0];
+            let local_file = spl[1];
+            println!("host: {}", host);
+            },
+    }
+}