From 55cd89aea870f3a3c5d586b4d2d499b38446d058 Mon Sep 17 00:00:00 2001
From: Taj Morton <tajmorton@gmail.com>
Date: Sun, 7 Jan 2024 13:04:19 -0800
Subject: [PATCH] Kernel/FileSystem/FATFS: Use AssertSize to enforce FAT
 structure sizes

---
 Kernel/FileSystem/FATFS/Definitions.h | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/Kernel/FileSystem/FATFS/Definitions.h b/Kernel/FileSystem/FATFS/Definitions.h
index a4d9675fcf..d094f85312 100644
--- a/Kernel/FileSystem/FATFS/Definitions.h
+++ b/Kernel/FileSystem/FATFS/Definitions.h
@@ -45,7 +45,7 @@ struct [[gnu::packed]] DOS3BIOSParameterBlock {
     u32 sector_count_32bit; // 0x020 -- end of DOS 3.31 BPB.
 };
 // 11 is the boot jump/OEM identifier prefix prior to the official BPB.
-static_assert(sizeof(DOS3BIOSParameterBlock) == 11 + 25);
+static_assert(AssertSize<DOS3BIOSParameterBlock, 11 + 25>());
 
 struct [[gnu::packed]] DOS4BIOSParameterBlock {
     // Begins at sector offset 0x024.
@@ -56,7 +56,7 @@ struct [[gnu::packed]] DOS4BIOSParameterBlock {
     char volume_label_string[11];
     char file_system_type[8];
 };
-static_assert(sizeof(DOS4BIOSParameterBlock) == 26);
+static_assert(AssertSize<DOS4BIOSParameterBlock, 26>());
 
 struct [[gnu::packed]] DOS7BIOSParameterBlock {
     // Begins at sector offset 0x024.
@@ -74,7 +74,7 @@ struct [[gnu::packed]] DOS7BIOSParameterBlock {
     char volume_label_string[11];
     char file_system_type[8];
 };
-static_assert(sizeof(DOS7BIOSParameterBlock) == 54);
+static_assert(AssertSize<DOS7BIOSParameterBlock, 54>());
 
 enum DOSBIOSParameterBlockVersion {
     DOS_BPB_UNKNOWN,
@@ -116,7 +116,7 @@ struct [[gnu::packed]] FATEntry {
     u16 first_cluster_low;
     u32 file_size;
 };
-static_assert(sizeof(FATEntry) == 32);
+static_assert(AssertSize<FATEntry, 32>());
 
 struct [[gnu::packed]] FATLongFileNameEntry {
     u8 entry_index;
@@ -128,6 +128,6 @@ struct [[gnu::packed]] FATLongFileNameEntry {
     u16 zero;
     u16 characters3[2];
 };
-static_assert(sizeof(FATLongFileNameEntry) == 32);
+static_assert(AssertSize<FATLongFileNameEntry, 32>());
 
 }