athena/src/athena/SkywardSwordFileWriter.cpp

56 lines
1.5 KiB
C++

#include "athena/SkywardSwordFileWriter.hpp"
#include "athena/SkywardSwordFile.hpp"
#include "athena/SkywardSwordQuest.hpp"
namespace athena::io {
SkywardSwordFileWriter::SkywardSwordFileWriter(atUint8* data, atUint64 len) : MemoryCopyWriter(data, len) {
setEndian(Endian::Big);
}
SkywardSwordFileWriter::SkywardSwordFileWriter(const std::string& filename) : MemoryCopyWriter(filename) {
setEndian(Endian::Big);
}
void SkywardSwordFileWriter::write(SkywardSwordFile* file) {
if (!file) {
atError("file cannot be NULL");
return;
}
atUint32 magic = (file->region() == Region::NTSC
? SkywardSwordFile::USMagic
: (file->region() == Region::NTSCJ ? SkywardSwordFile::JAMagic : SkywardSwordFile::EUMagic));
writeUint32(magic);
seek(0x1C, SeekOrigin::Begin);
writeUint32(0x1D);
std::vector<SkywardSwordQuest*> quests = file->questList();
int i = 0;
for (SkywardSwordQuest* q : quests) {
if (q->length() != 0x53C0) {
atError("q->data() not 0x53C0 bytes in length");
return;
}
// Update the checksums
q->fixChecksums();
// Write the save data
writeUBytes(q->data(), q->length());
atUint64 pos = position();
// Write the slots skip data
seek(0xFB60 + (i * 0x24), SeekOrigin::Begin);
writeUBytes(q->skipData(), 0x24);
seek(pos, SeekOrigin::Begin);
i++;
}
// write those padding bytes
seek(0xFBE0, SeekOrigin::Begin);
save();
}
} // namespace athena::io