Fix UDP hangups at boot, check in cargo config

.cargo/config.toml

@@ -0,0 +1,2 @@
+[registries.ahines]
+index = "https://git.ahines.net/joeyahines/_cargo-index.git"

.gitignore

@@ -1,2 +1,2 @@
 /target
-config.toml
+/config.toml

src/circular_buffer_source.rs

@@ -10,7 +10,6 @@ const BUFFER_SIZE: usize = 64 * 1024;
 
 #[derive(Clone, Default)]
 pub struct CircularBufferSource {
-    condvar: Arc<Condvar>,
     circular_buffer: Arc<Mutex<CircularBuffer<BUFFER_SIZE, u8>>>,
 }
 
@@ -20,7 +19,6 @@ impl Read for CircularBufferSource {
 
         if circ_buffer.is_empty() {
             buf.fill(0);
-            self.condvar.notify_all();
             return Ok(buf.len());
         }
 
@@ -30,8 +28,6 @@ impl Read for CircularBufferSource {
             buf[ndx] = value;
         }
 
-        self.condvar.notify_all();
-
         Ok(bytes_to_read)
     }
 }
@@ -40,12 +36,7 @@ impl Write for CircularBufferSource {
     fn write(&mut self, buf: &[u8]) -> std::io::Result<usize> {
         let mut circ_buffer = self.circular_buffer.lock().expect("Mutex was poisoned");
 
-        while circ_buffer.len() + buf.len() > BUFFER_SIZE {
-            circ_buffer = self.condvar.wait(circ_buffer).expect("Mutex was poisoned");
-        }
-
         circ_buffer.extend_from_slice(buf);
-        self.condvar.notify_all();
 
         Ok(buf.len())
     }