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Added FIT detection, parsing and UI, finally
This commit is contained in:
Nikolaj Schlej 2015-07-07 15:57:41 +02:00
parent f3d731c599
commit 407e558b60
16 changed files with 472 additions and 100 deletions
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33
common/utility.cpp
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@ -20,7 +20,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include "LZMA/LzmaDecompress.h"
// Returns either new parsing data instance or obtains it from index
PARSING_DATA parsingDataFromQByteArray(const QModelIndex & index)
PARSING_DATA parsingDataFromQModelIndex(const QModelIndex & index)
{
if (index.isValid()) {
TreeModel* model = (TreeModel*)index.model();
@ -257,3 +257,34 @@ STATUS decompress(const QByteArray & compressedData, UINT8 & algorithm, QByteArr
}
}
// 8bit checksum calculation routine
UINT8 calculateChecksum8(const UINT8* buffer, UINT32 bufferSize)
{
if (!buffer)
return 0;
UINT8 counter = 0;
while (bufferSize--)
counter += buffer[bufferSize];
return (UINT8)(0x100 - counter);
}
// 16bit checksum calculation routine
UINT16 calculateChecksum16(const UINT16* buffer, UINT32 bufferSize)
{
if (!buffer)
return 0;
UINT16 counter = 0;
UINT32 index = 0;
bufferSize /= sizeof(UINT16);
for (; index < bufferSize; index++) {
counter = (UINT16)(counter + buffer[index]);
}
return (UINT16)(0x10000 - counter);
}