From 578c03b02f34ad0d898da82ec71a439cebc56df0 Mon Sep 17 00:00:00 2001
From: Melirius <melirius@gmail.com>
Date: Wed, 20 Nov 2024 21:53:18 +0100
Subject: [PATCH 1/2] Test for the first stream bit

---
 src/structs/vpx_bool_reader.rs | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/structs/vpx_bool_reader.rs b/src/structs/vpx_bool_reader.rs
index d9f5cbe..9732adc 100644
--- a/src/structs/vpx_bool_reader.rs
+++ b/src/structs/vpx_bool_reader.rs
@@ -27,6 +27,8 @@ use std::io::{Read, Result};
 use crate::metrics::{Metrics, ModelComponent};
 use crate::structs::branch::Branch;
 use crate::structs::simple_hash::SimpleHash;
+use crate::lepton_error;
+use crate::lepton_error::{err_exit_code, ExitCode};
 
 const BITS_IN_BYTE: u32 = 8;
 const BITS_IN_VALUE: u32 = 64;
@@ -43,7 +45,7 @@ pub struct VPXBoolReader<R> {
 }
 
 impl<R: Read> VPXBoolReader<R> {
-    pub fn new(reader: R) -> Result<Self> {
+    pub fn new(reader: R) -> lepton_error::Result<Self> {
         let mut r = VPXBoolReader {
             upstream_reader: reader,
             value: 1 << (BITS_IN_VALUE - 1), // guard bit
@@ -53,7 +55,10 @@ impl<R: Read> VPXBoolReader<R> {
         };
 
         let mut dummy_branch = Branch::new();
-        r.get_bit(&mut dummy_branch, ModelComponent::Dummy)?; // marker bit
+        let bit = r.get_bit(&mut dummy_branch, ModelComponent::Dummy)?; // marker false bit
+        if bit {
+            return err_exit_code(ExitCode::StreamInconsistent, "StreamInconsistent");
+        }
 
         return Ok(r);
     }

From 6eece5a4ff6d8487c52a8047d92989146af2fa47 Mon Sep 17 00:00:00 2001
From: Melirius <melirius@gmail.com>
Date: Wed, 20 Nov 2024 22:03:46 +0100
Subject: [PATCH 2/2] Formatting

---
 src/structs/vpx_bool_reader.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/structs/vpx_bool_reader.rs b/src/structs/vpx_bool_reader.rs
index 9732adc..d2aff36 100644
--- a/src/structs/vpx_bool_reader.rs
+++ b/src/structs/vpx_bool_reader.rs
@@ -24,11 +24,11 @@ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
 
 use std::io::{Read, Result};
 
+use crate::lepton_error;
+use crate::lepton_error::{err_exit_code, ExitCode};
 use crate::metrics::{Metrics, ModelComponent};
 use crate::structs::branch::Branch;
 use crate::structs::simple_hash::SimpleHash;
-use crate::lepton_error;
-use crate::lepton_error::{err_exit_code, ExitCode};
 
 const BITS_IN_BYTE: u32 = 8;
 const BITS_IN_VALUE: u32 = 64;