aaru-dps/Aaru
1
0
Fork 0
mirror of https://github.com/aaru-dps/Aaru.git synced 2025-12-16 19:24:25 +00:00
Code Issues Packages Projects Releases Wiki Activity

Code restyling.

Browse Source
This commit is contained in:
Natalia Portillo
2020-02-29 18:03:35 +00:00
parent 4ea327f0c6
commit f7e173710e
855 changed files with 43605 additions and 38045 deletions
Download Patch File Download Diff File Expand all files Collapse all files

107
Aaru.Core/Devices/Scanning/SecureDigital.cs
View File

@@ -32,22 +32,20 @@
using System;
using System.Collections.Generic;
using Aaru.Core.Logging;
using Aaru.CommonTypes.Enums;
using Aaru.Core.Logging;
using Aaru.Decoders.MMC;
namespace Aaru.Core.Devices.Scanning
{
/// <summary>
/// Implements scanning a SecureDigital or MultiMediaCard flash card
/// </summary>
/// <summary>Implements scanning a SecureDigital or MultiMediaCard flash card</summary>
public partial class MediaScan
{
ScanResults SecureDigital()
{
ScanResults results = new ScanResults();
byte[] cmdBuf;
bool sense;
var results = new ScanResults();
byte[] cmdBuf;
bool sense;
results.Blocks = 0;
const uint TIMEOUT = 5;
double duration;
@@ -61,12 +59,14 @@ namespace Aaru.Core.Devices.Scanning
case DeviceType.MMC:
{
sense = dev.ReadExtendedCsd(out cmdBuf, out _, TIMEOUT, out _);
if(!sense)
{
ExtendedCSD ecsd = Aaru.Decoders.MMC.Decoders.DecodeExtendedCSD(cmdBuf);
ExtendedCSD ecsd = Decoders.MMC.Decoders.DecodeExtendedCSD(cmdBuf);
blocksToRead = ecsd.OptimalReadSize;
results.Blocks = ecsd.SectorCount;
blockSize = (uint)(ecsd.SectorSize == 1 ? 4096 : 512);
// Supposing it's high-capacity MMC if it has Extended CSD...
byteAddressed = false;
}
@@ -74,9 +74,10 @@ namespace Aaru.Core.Devices.Scanning
if(sense || results.Blocks == 0)
{
sense = dev.ReadCsd(out cmdBuf, out _, TIMEOUT, out _);
if(!sense)
{
CSD csd = Aaru.Decoders.MMC.Decoders.DecodeCSD(cmdBuf);
CSD csd = Decoders.MMC.Decoders.DecodeCSD(cmdBuf);
results.Blocks = (ulong)((csd.Size + 1) * Math.Pow(2, csd.SizeMultiplier + 2));
blockSize = (uint)Math.Pow(2, csd.ReadBlockLength);
}
@@ -88,13 +89,17 @@ namespace Aaru.Core.Devices.Scanning
case DeviceType.SecureDigital:
{
sense = dev.ReadCsd(out cmdBuf, out _, TIMEOUT, out _);
if(!sense)
{
Aaru.Decoders.SecureDigital.CSD csd = Aaru.Decoders.SecureDigital.Decoders.DecodeCSD(cmdBuf);
Decoders.SecureDigital.CSD csd = Decoders.SecureDigital.Decoders.DecodeCSD(cmdBuf);
results.Blocks = (ulong)(csd.Structure == 0
? (csd.Size + 1) * Math.Pow(2, csd.SizeMultiplier + 2)
: (csd.Size + 1) * 1024);
blockSize = (uint)Math.Pow(2, csd.ReadBlockLength);
// Structure >=1 for SDHC/SDXC, so that's block addressed
byteAddressed = csd.Structure == 0;
}
@@ -106,6 +111,7 @@ namespace Aaru.Core.Devices.Scanning
if(results.Blocks == 0)
{
StoppingErrorMessage?.Invoke("Unable to get device size.");
return results;
}
@@ -113,14 +119,18 @@ namespace Aaru.Core.Devices.Scanning
{
sense = dev.Read(out cmdBuf, out _, 0, blockSize, blocksToRead, byteAddressed, TIMEOUT, out duration);
if(sense) blocksToRead /= 2;
if(sense)
blocksToRead /= 2;
if(!sense || blocksToRead == 1) break;
if(!sense ||
blocksToRead == 1)
break;
}
if(sense)
{
StoppingErrorMessage?.Invoke($"Device error {dev.LastError} trying to guess ideal transfer length.");
return results;
}
@@ -143,27 +153,35 @@ namespace Aaru.Core.Devices.Scanning
results.SeekTotal = 0;
const int SEEK_TIMES = 1000;
Random rnd = new Random();
var rnd = new Random();
UpdateStatus?.Invoke($"Reading {blocksToRead} sectors at a time.");
InitBlockMap?.Invoke(results.Blocks, blockSize, blocksToRead, SD_PROFILE);
MhddLog mhddLog = new MhddLog(mhddLogPath, dev, results.Blocks, blockSize, blocksToRead);
IbgLog ibgLog = new IbgLog(ibgLogPath, SD_PROFILE);
var mhddLog = new MhddLog(mhddLogPath, dev, results.Blocks, blockSize, blocksToRead);
var ibgLog = new IbgLog(ibgLogPath, SD_PROFILE);
start = DateTime.UtcNow;
DateTime timeSpeedStart = DateTime.UtcNow;
ulong sectorSpeedStart = 0;
InitProgress?.Invoke();
for(ulong i = 0; i < results.Blocks; i += blocksToRead)
{
if(aborted) break;
if(aborted)
break;
if(results.Blocks - i < blocksToRead) blocksToRead = (byte)(results.Blocks - i);
if(results.Blocks - i < blocksToRead)
blocksToRead = (byte)(results.Blocks - i);
#pragma warning disable RECS0018 // Comparison of floating point numbers with equality operator
if(currentSpeed > results.MaxSpeed && currentSpeed != 0) results.MaxSpeed = currentSpeed;
if(currentSpeed < results.MinSpeed && currentSpeed != 0) results.MinSpeed = currentSpeed;
if(currentSpeed > results.MaxSpeed &&
currentSpeed != 0)
results.MaxSpeed = currentSpeed;
if(currentSpeed < results.MinSpeed &&
currentSpeed != 0)
results.MinSpeed = currentSpeed;
#pragma warning restore RECS0018 // Comparison of floating point numbers with equality operator
UpdateProgress?.Invoke($"Reading sector {i} of {results.Blocks} ({currentSpeed:F3} MiB/sec.)", (long)i,
@@ -174,12 +192,18 @@ namespace Aaru.Core.Devices.Scanning
if(!error)
{
if(duration >= 500) results.F += blocksToRead;
else if(duration >= 150) results.E += blocksToRead;
else if(duration >= 50) results.D += blocksToRead;
else if(duration >= 10) results.C += blocksToRead;
else if(duration >= 3) results.B += blocksToRead;
else results.A += blocksToRead;
if(duration >= 500)
results.F += blocksToRead;
else if(duration >= 150)
results.E += blocksToRead;
else if(duration >= 50)
results.D += blocksToRead;
else if(duration >= 10)
results.C += blocksToRead;
else if(duration >= 3)
results.B += blocksToRead;
else
results.A += blocksToRead;
ScanTime?.Invoke(i, duration);
mhddLog.Write(i, duration);
@@ -189,7 +213,9 @@ namespace Aaru.Core.Devices.Scanning
{
ScanUnreadable?.Invoke(i);
results.Errored += blocksToRead;
for(ulong b = i; b < i + blocksToRead; b++) results.UnreadableSectors.Add(b);
for(ulong b = i; b < i + blocksToRead; b++)
results.UnreadableSectors.Add(b);
mhddLog.Write(i, duration < 500 ? 65535 : duration);
@@ -199,10 +225,12 @@ namespace Aaru.Core.Devices.Scanning
sectorSpeedStart += blocksToRead;
double elapsed = (DateTime.UtcNow - timeSpeedStart).TotalSeconds;
if(elapsed < 1) continue;
currentSpeed = sectorSpeedStart * blockSize / (1048576 * elapsed);
ScanSpeed?.Invoke(i, currentSpeed * 1024);
if(elapsed < 1)
continue;
currentSpeed = (sectorSpeedStart * blockSize) / (1048576 * elapsed);
ScanSpeed?.Invoke(i, currentSpeed * 1024);
sectorSpeedStart = 0;
timeSpeedStart = DateTime.UtcNow;
}
@@ -210,14 +238,18 @@ namespace Aaru.Core.Devices.Scanning
end = DateTime.UtcNow;
EndProgress?.Invoke();
mhddLog.Close();
ibgLog.Close(dev, results.Blocks, blockSize, (end - start).TotalSeconds, currentSpeed * 1024,
blockSize * (double)(results.Blocks + 1) / 1024 /
(results.ProcessingTime / 1000), devicePath);
(blockSize * (double)(results.Blocks + 1)) / 1024 /
(results.ProcessingTime / 1000),
devicePath);
InitProgress?.Invoke();
for(int i = 0; i < SEEK_TIMES; i++)
{
if(aborted) break;
if(aborted)
break;
uint seekPos = (uint)rnd.Next((int)results.Blocks);
@@ -227,8 +259,13 @@ namespace Aaru.Core.Devices.Scanning
out double seekCur);
#pragma warning disable RECS0018 // Comparison of floating point numbers with equality operator
if(seekCur > results.SeekMax && seekCur != 0) results.SeekMax = seekCur;
if(seekCur < results.SeekMin && seekCur != 0) results.SeekMin = seekCur;
if(seekCur > results.SeekMax &&
seekCur != 0)
results.SeekMax = seekCur;
if(seekCur < results.SeekMin &&
seekCur != 0)
results.SeekMin = seekCur;
#pragma warning restore RECS0018 // Comparison of floating point numbers with equality operator
results.SeekTotal += seekCur;
@@ -239,7 +276,7 @@ namespace Aaru.Core.Devices.Scanning
results.ProcessingTime /= 1000;
results.TotalTime = (end - start).TotalSeconds;
results.AvgSpeed = blockSize * (double)(results.Blocks + 1) / 1048576 / results.ProcessingTime;
results.AvgSpeed = (blockSize * (double)(results.Blocks + 1)) / 1048576 / results.ProcessingTime;
results.SeekTimes = SEEK_TIMES;
return results;