brk: first commit

_src/structs/tx_data.rs

@@ -0,0 +1,28 @@
+use allocative::Allocative;
+use snkrj::{direct_repr, Storable, UnsizedStorable};
+
+use super::BlockPath;
+
+#[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Clone, Allocative)]
+pub struct TxData {
+    pub index: u32,
+    pub block_path: BlockPath,
+    pub utxos: u16,
+}
+direct_repr!(TxData);
+
+impl TxData {
+    #[inline(always)]
+    pub fn new(index: u32, block_path: BlockPath, utxos: u16) -> Self {
+        Self {
+            index,
+            block_path,
+            utxos,
+        }
+    }
+
+    #[inline(always)]
+    pub fn is_empty(&self) -> bool {
+        self.utxos == 0
+    }
+}