From c9dadf8a779cc729f05cbb97991508a0bd57bb4a Mon Sep 17 00:00:00 2001
From: Vitaly Sinilin <vs@kp4.ru>
Date: Sat, 5 May 2018 21:24:32 +0300
Subject: [PATCH] Make volume labels distinguishable from files

So they could be easily filtered out by a parser if needed.

(This is required to make a fatcat extfs helper for Midnight
Commander.)
---
 src/core/FatEntry.cpp  | 5 +++++
 src/core/FatEntry.h    | 2 ++
 src/core/FatSystem.cpp | 2 ++
 3 files changed, 9 insertions(+)

diff --git a/src/core/FatEntry.cpp b/src/core/FatEntry.cpp
index e07a8fa..9aa5f1e 100644
--- a/src/core/FatEntry.cpp
+++ b/src/core/FatEntry.cpp
@@ -57,6 +57,11 @@ bool FatEntry::isDirectory()
     return attributes&FAT_ATTRIBUTES_DIR;
 }
 
+bool FatEntry::isVolumeId()
+{
+    return attributes&FAT_ATTRIBUTES_VOLUME_ID;
+}
+
 bool FatEntry::isHidden()
 {
     return attributes&FAT_ATTRIBUTES_HIDE;
diff --git a/src/core/FatEntry.h b/src/core/FatEntry.h
index 66f3b8d..310f4e3 100644
--- a/src/core/FatEntry.h
+++ b/src/core/FatEntry.h
@@ -19,6 +19,7 @@ using namespace std;
 // Attributes
 #define FAT_ATTRIBUTES_HIDE     (1<<1)
 #define FAT_ATTRIBUTES_DIR      (1<<4)
+#define FAT_ATTRIBUTES_VOLUME_ID 0x8
 #define FAT_ATTRIBUTES_LONGFILE (0xf)
 #define FAT_ATTRIBUTES_FILE     (0x20)
 
@@ -32,6 +33,7 @@ class FatEntry
 
         string getFilename();
         bool isDirectory();
+        bool isVolumeId();
         bool isHidden();
         bool isErased();
 
diff --git a/src/core/FatSystem.cpp b/src/core/FatSystem.cpp
index 43f7912..74bc541 100644
--- a/src/core/FatSystem.cpp
+++ b/src/core/FatSystem.cpp
@@ -459,6 +459,8 @@ void FatSystem::list(vector<FatEntry> &entries)
 
         if (entry.isDirectory()) {
             printf("d");
+        } else if (entry.isVolumeId()) {
+            printf("v");
         } else {
             printf("f");
         }