Public/Ext4Fsd
1
0
Fork 0
mirror of https://github.com/bobranten/Ext4Fsd.git synced 2025-10-30 13:28:31 -05:00
Code Activity

Ext2Mgr adds + after fs name if it contains features not yet supported by the Windows driver, e.g EXT4+

Browse Source
This commit is contained in:
Bo Branten
2024-06-14 14:13:50 +02:00
parent 9a9a08c234
commit 40120e9908
8 changed files with 290 additions and 623 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
Ext2Mgr/enumDisk.cpp
View File

@@ -2128,7 +2128,7 @@ Ext2QueryVolumeFS(
PEXT2_VOLUME volume
)
{
struct ext2_super_block *sb = NULL;
struct ext4_super_block *sb = NULL;
union swap_header* swap = NULL;
PUCHAR buffer = NULL;
@@ -2141,7 +2141,7 @@ Ext2QueryVolumeFS(
}
swap = (union swap_header*)&buffer[SWAP_HEADER_OFFSET];
sb = (struct ext2_super_block *)&buffer[SUPER_BLOCK_OFFSET];
sb = (struct ext4_super_block *)&buffer[SUPER_BLOCK_OFFSET];
status = Ext2Read( Handle, FALSE, volume->FssInfo.BytesPerSector,
(ULONGLONG)0,PAGE_SIZE, (PUCHAR) buffer);
@@ -2151,17 +2151,26 @@ Ext2QueryVolumeFS(
return FALSE;
}
if (sb->s_magic == EXT2_SUPER_MAGIC) {
if (sb->s_magic == EXT4_SUPER_MAGIC) {
volume->FsaInfo.FileSystemNameLength = 8;
volume->FsaInfo.FileSystemName[0] = (WCHAR)'E';
volume->FsaInfo.FileSystemName[1] = (WCHAR)'X';
volume->FsaInfo.FileSystemName[2] = (WCHAR)'T';
volume->FsaInfo.FileSystemName[4] = 0;
if ((sb->s_feature_incompat & EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) ||
(sb->s_feature_incompat & EXT3_FEATURE_INCOMPAT_RECOVER) ||
(sb->s_feature_compat & EXT3_FEATURE_COMPAT_HAS_JOURNAL) ) {
if (sb->s_feature_incompat & EXT4_FEATURE_INCOMPAT_EXTENTS) {
volume->FsaInfo.FileSystemName[3] = (WCHAR)'4';
volume->EVP.bExt3 = TRUE;
// Add a "+" after the filesystem name, e.g "EXT4+", if the ondisk filesystem
// contains features not yet supported by the Windows driver.
if (sb->s_feature_incompat & ~EXT4_FEATURE_INCOMPAT_SUPP) {
volume->FsaInfo.FileSystemName[4] = (WCHAR)'+';
volume->FsaInfo.FileSystemNameLength += 2;
}
} else if ((sb->s_feature_incompat & EXT4_FEATURE_INCOMPAT_JOURNAL_DEV) ||
(sb->s_feature_incompat & EXT4_FEATURE_INCOMPAT_RECOVER) ||
(sb->s_feature_compat & EXT4_FEATURE_COMPAT_HAS_JOURNAL)) {
volume->FsaInfo.FileSystemName[3] = (WCHAR)'3';
volume->EVP.bExt3 = TRUE;
} else {