libAthena/athena
2
0
Fork 0
mirror of https://github.com/libAthena/athena.git synced 2025-12-10 05:57:57 +00:00
Code Issues Packages Projects Releases Wiki Activity

* Start to fill in save related classes

Browse Source 
* Fix silly bug in WiiSave
* Fix typos in Utilitiy.*
This commit is contained in:
Phillip Stephens
2014-11-28 19:32:37 -08:00
parent fea9a45a5c
commit be135d1caa
25 changed files with 476 additions and 122 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
src/Athena/MCFileWriter.cpp
View File

@@ -64,38 +64,6 @@ atUint16 MCFileWriter::calculateChecksum(atUint8 *data, atUint32 length)
return sum;
}
// TODO: Rewrite this to be more optimized, the current solution takes quite a few cycles
atUint8* MCFileWriter::reverse(atUint8* data, atUint32 length)
{
atUint32 a = 0;
atUint32 swap;
for (;a<--length; a++)
{
swap = data[a];
data[a] = data[length];
data[length] = swap;
}
return data;
}
// TODO: Rewrite this to be more optimized, unroll more??
void MCFileWriter::unscramble()
{
if (!m_data)
return;
for (atUint32 i = 0; i < m_length; i += 4)
{
atUint32 block1 = *(atUint32*)reverse((m_data + i), 4);
atUint32 block2 = *(atUint32*)reverse((m_data + i + 4), 4);
*(atUint32*)(m_data + i) = block2;
*(atUint32*)(m_data + i + 4) = block1;
}
}
} // io
} // zelda
#endif // ATHENA_NO_SAVES