zero-indexed Ids

src/v1.rs

@@ -606,19 +606,11 @@ impl std::error::Error for Error{}
 #[binrw]
 #[brw(little)]
 #[derive(Debug,Clone,Copy)]
-pub struct BlockId(
-	#[br(map=|i:u32|i-1)]
-	#[bw(map=|&i:&u32|i+1)]
-	u32
-);
+pub struct BlockId(u32);
 #[binrw]
 #[brw(little)]
 #[derive(Debug,Clone)]
-struct BlockPosition(
-	#[br(map=|i:u32|i-1)]
-	#[bw(map=|&i:&u32|i+1)]
-	u32
-);
+struct BlockPosition(u32);
 
 #[derive(Debug)]
 pub struct InvalidBlockId(pub BlockId);