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Calculate tape hashes in smaller chunks as tapes can have huge blocks.

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This commit is contained in:
Natalia Portillo
2019-05-03 00:24:51 +01:00
parent 8881b73358
commit 3f73e30f5b
1 changed files with 5 additions and 5 deletions
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10
DiscImageChef.Core/Sidecar/BlockMedia.cs
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@@ -301,7 +301,7 @@ namespace DiscImageChef.Core
// For fast debugging, skip checksum // For fast debugging, skip checksum
//goto skipImageChecksum; //goto skipImageChecksum;
uint sectorsToRead = 512; uint sectorsToRead = 64;
ulong sectors = image.Info.Sectors; ulong sectors = image.Info.Sectors;
ulong doneSectors = 0; ulong doneSectors = 0;
@@ -380,7 +380,7 @@ namespace DiscImageChef.Core
// For fast debugging, skip checksum // For fast debugging, skip checksum
//goto skipImageChecksum; //goto skipImageChecksum;
uint sectorsToRead = 512; uint sectorsToRead = 64;
ulong sectors = tapePartition.LastBlock - tapePartition.FirstBlock + 1; ulong sectors = tapePartition.LastBlock - tapePartition.FirstBlock + 1;
ulong doneSectors = 0; ulong doneSectors = 0;
@@ -454,7 +454,7 @@ namespace DiscImageChef.Core
// For fast debugging, skip checksum // For fast debugging, skip checksum
//goto skipImageChecksum; //goto skipImageChecksum;
uint sectorsToRead = 512; uint sectorsToRead = 64;
ulong sectors = tapeFile.LastBlock - tapeFile.FirstBlock + 1; ulong sectors = tapeFile.LastBlock - tapeFile.FirstBlock + 1;
ulong doneSectors = 0; ulong doneSectors = 0;
@@ -471,13 +471,13 @@ namespace DiscImageChef.Core
if(sectors - doneSectors >= sectorsToRead) if(sectors - doneSectors >= sectorsToRead)
{ {
sector = image.ReadSectors(tapePartition.FirstBlock + doneSectors, sectorsToRead); sector = image.ReadSectors(tapeFile.FirstBlock + doneSectors, sectorsToRead);
UpdateProgress2("Hashing blocks {0} of {1}", (long)doneSectors, (long)sectors); UpdateProgress2("Hashing blocks {0} of {1}", (long)doneSectors, (long)sectors);
doneSectors += sectorsToRead; doneSectors += sectorsToRead;
} }
else else
{ {
sector = image.ReadSectors(tapePartition.FirstBlock + doneSectors, sector = image.ReadSectors(tapeFile.FirstBlock + doneSectors,
(uint)(sectors - doneSectors)); (uint)(sectors - doneSectors));
UpdateProgress2("Hashing blocks {0} of {1}", (long)doneSectors, (long)sectors); UpdateProgress2("Hashing blocks {0} of {1}", (long)doneSectors, (long)sectors);
doneSectors += sectors - doneSectors; doneSectors += sectors - doneSectors;