Leahnaya/Poke_Transporter_GB
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Adding ROM Checksums

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GearsProgress
2026-05-24 16:59:24 -04:00
parent 1232800859
commit 4805aee24b
2 changed files with 142 additions and 2 deletions
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36
source/link_handler.cpp
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@@ -323,6 +323,7 @@ void LinkConnection::logicState_initConnection()
}
else if (inData == 0xFD && dataOutBufferCurrIndex > 0)
{
LoadCurrGameFromChecksum();
subState = END;
}
else
@@ -345,7 +346,7 @@ void LinkConnection::load_universal_payload()
{
u32 fileSize;
u8 decompressionBuffer[0x1000];
const u8 *chunkList[] = { (const u8*)GB_Payloads_chunk0_lz10_bin };
const u8 *chunkList[] = {(const u8 *)GB_Payloads_chunk0_lz10_bin};
FileContainerReader reader(chunkList, 1);
const u32 fileIndex = (this->gen == 1) ? (u32)GB_PayloadsFiles::UNIVERSALPAYLOADGEN1 : (u32)GB_PayloadsFiles::UNIVERSALPAYLOADGEN2;
@@ -355,4 +356,37 @@ void LinkConnection::load_universal_payload()
reader.read(this->curr_payload, fileSize);
this->curr_payload_size = fileSize;
}
void LinkConnection::LoadCurrGameFromChecksum()
{
if (((dataOutBuffer[0] + dataOutBuffer[1]) & 0x7F) != dataOutBuffer[3])
{
currROM = GB_ROM_ERROR;
};
int start = 0;
int end = 0;
if (gen == 1)
{
start = RED_JP_v0;
end = GOLD_JP_v0;
}
else if (gen == 2)
{
start = GOLD_JP_v0;
end = NO_GB_ROM;
}
for (int i = start; i < end; i++)
{
if (dataOutBuffer[0] == GameBoyROMChecksumTable[i][1] && dataOutBuffer[1] == GameBoyROMChecksumTable[i][2])
{
currROM = (GameBoyROM)GameBoyROMChecksumTable[i][3];
return;
}
}
currROM = GB_ROM_ERROR;
return;
}