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Add page to remove private information from ATA IDENTIFY DEVICE responses.

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This commit is contained in:
Natalia Portillo
2019-11-10 02:41:18 +00:00
parent 0b85eb850e
commit d13e32bd2b
3 changed files with 342 additions and 0 deletions
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201
DiscImageChef.Server/Areas/Admin/Controllers/AtasController.cs
View File

@@ -1,3 +1,4 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
@@ -344,5 +345,205 @@ namespace DiscImageChef.Server.Areas.Admin.Controllers
return View(model);
}
public IActionResult CheckPrivate()
{
List<CommonTypes.Metadata.Ata> havePrivacy = new List<CommonTypes.Metadata.Ata>();
byte[] tmp;
foreach(CommonTypes.Metadata.Ata ata in _context.Ata)
{
Identify.IdentifyDevice? id = ata.IdentifyDevice;
if(id is null)
continue;
if(!string.IsNullOrWhiteSpace(id.Value.SerialNumber) ||
id.Value.WWN != 0 ||
id.Value.WWNExtension != 0 ||
!string.IsNullOrWhiteSpace(id.Value.MediaSerial))
{
havePrivacy.Add(ata);
continue;
}
tmp = new byte[10];
Array.Copy(ata.Identify, 121 * 2, tmp, 0, 10);
if(tmp.All(b => b > 0x20) &&
tmp.All(b => b <= 0x5F))
{
havePrivacy.Add(ata);
continue;
}
tmp = new byte[62];
Array.Copy(ata.Identify, 129 * 2, tmp, 0, 62);
if(tmp.All(b => b > 0x20) &&
tmp.All(b => b <= 0x5F))
{
havePrivacy.Add(ata);
continue;
}
tmp = new byte[14];
Array.Copy(ata.Identify, 161 * 2, tmp, 0, 14);
if(tmp.All(b => b > 0x20) &&
tmp.All(b => b <= 0x5F))
{
havePrivacy.Add(ata);
continue;
}
tmp = new byte[12];
Array.Copy(ata.Identify, 224 * 2, tmp, 0, 12);
if(tmp.All(b => b > 0x20) &&
tmp.All(b => b <= 0x5F))
{
havePrivacy.Add(ata);
continue;
}
tmp = new byte[38];
Array.Copy(ata.Identify, 236 * 2, tmp, 0, 38);
if(tmp.All(b => b > 0x20) &&
tmp.All(b => b <= 0x5F))
{
havePrivacy.Add(ata);
}
}
return View(havePrivacy);
}
public IActionResult ClearPrivate(int id)
{
CommonTypes.Metadata.Ata ata = _context.Ata.FirstOrDefault(a => a.Id == id);
if(ata is null)
return RedirectToAction(nameof(CheckPrivate));
// Serial number
for(int i = 0; i < 20; i++)
ata.Identify[10 * 2 + i] = 0x20;
// Media serial number
for(int i = 0; i < 40; i++)
ata.Identify[176 * 2 + i] = 0x20;
// WWN and WWN Extension
for(int i = 0; i < 16; i++)
ata.Identify[108 * 2 + i] = 0;
// We need to tell EFCore the entity has changed
_context.Update(ata);
_context.SaveChanges();
return RedirectToAction(nameof(CheckPrivate));
}
public IActionResult ClearReserved(int id)
{
CommonTypes.Metadata.Ata ata = _context.Ata.FirstOrDefault(a => a.Id == id);
if(ata is null)
return RedirectToAction(nameof(CheckPrivate));
// ReservedWords121
for(int i = 0; i < 10; i++)
ata.Identify[121 * 2 + i] = 0;
// ReservedWords129
for(int i = 0; i < 40; i++)
ata.Identify[129 * 2 + i] = 0;
// ReservedCFA
for(int i = 0; i < 14; i++)
ata.Identify[161 * 2 + i] = 0;
// ReservedCEATA224
for(int i = 0; i < 12; i++)
ata.Identify[224 * 2 + i] = 0;
// ReservedWords
for(int i = 0; i < 14; i++)
ata.Identify[161 * 2 + i] = 0;
// We need to tell EFCore the entity has changed
_context.Update(ata);
_context.SaveChanges();
return RedirectToAction(nameof(CheckPrivate));
}
public IActionResult ClearPrivateAll()
{
foreach(CommonTypes.Metadata.Ata ata in _context.Ata)
{
if(ata is null)
return RedirectToAction(nameof(CheckPrivate));
// Serial number
for(int i = 0; i < 20; i++)
ata.Identify[10 * 2 + i] = 0x20;
// Media serial number
for(int i = 0; i < 40; i++)
ata.Identify[176 * 2 + i] = 0x20;
// WWN and WWN Extension
for(int i = 0; i < 16; i++)
ata.Identify[108 * 2 + i] = 0;
// We need to tell EFCore the entity has changed
_context.Update(ata);
}
_context.SaveChanges();
return RedirectToAction(nameof(CheckPrivate));
}
public IActionResult ClearReservedAll()
{
foreach(CommonTypes.Metadata.Ata ata in _context.Ata)
{
// ReservedWords121
for(int i = 0; i < 10; i++)
ata.Identify[121 * 2 + i] = 0;
// ReservedWords129
for(int i = 0; i < 40; i++)
ata.Identify[129 * 2 + i] = 0;
// ReservedCFA
for(int i = 0; i < 14; i++)
ata.Identify[161 * 2 + i] = 0;
// ReservedCEATA224
for(int i = 0; i < 12; i++)
ata.Identify[224 * 2 + i] = 0;
// ReservedWords
for(int i = 0; i < 14; i++)
ata.Identify[161 * 2 + i] = 0;
// We need to tell EFCore the entity has changed
_context.Update(ata);
}
_context.SaveChanges();
return RedirectToAction(nameof(CheckPrivate));
}
}
}