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Cache root directory for FAT12 and FAT16.

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This commit is contained in:
Natalia Portillo
2019-04-26 01:29:29 +01:00
parent 8bb291246b
commit 4d28330dcb
4 changed files with 97 additions and 40 deletions
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6
DiscImageChef.Filesystems/FAT/Info.cs
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@@ -775,10 +775,10 @@ namespace DiscImageChef.Filesystems.FAT
for(int i = 0; i < rootDirectory.Length; i += 32)
{
// Not a correct entry
if(rootDirectory[i] < 0x20 && rootDirectory[i] != 0x05) continue;
if(rootDirectory[i] < DIRENT_MIN && rootDirectory[i] != DIRENT_E5) continue;
// Deleted or subdirectory entry
if(rootDirectory[i] == 0x2E || rootDirectory[i] == 0xE5) continue;
if(rootDirectory[i] == DIRENT_SUBDIR || rootDirectory[i] == DIRENT_DELETED) continue;
// Not a volume label
if(rootDirectory[i + 0x0B] != 0x08 && rootDirectory[i + 0x0B] != 0x28) continue;
@@ -791,7 +791,7 @@ namespace DiscImageChef.Filesystems.FAT
Array.Copy(entry.extension, 0, fullname, 8, 3);
string volname = Encoding.GetString(fullname).Trim();
if(!string.IsNullOrEmpty(volname))
XmlFsType.VolumeName = (entry.caseinfo & 0x0C) > 0 ? volname.ToLower() : volname;
XmlFsType.VolumeName = (entry.caseinfo & 0x18) > 0 ? volname.ToLower() : volname;
if(entry.ctime > 0 && entry.cdate > 0)
{