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Adding in the GameBoy packet commands

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GearsProgress
2026-07-03 21:05:00 -04:00
parent b03916a125
commit 275120d852
5 changed files with 218 additions and 265 deletions
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56
source/link_handler.cpp
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@@ -610,6 +610,11 @@ void LinkConnection::handleStateLogic()
// Add the checksum and we're done with the packet.
nextOutData = currOutgoingPacket->secondaryPayloadSizeChecksum;
}
else if (inData != currOutgoingPacket->packetID)
{
// We need to wait until the packet is ready to be recieved.
nextOutData = 0xFF;
}
else
{
// Now it's time to process the packet. Use a dummy packet to flush it out
@@ -681,6 +686,11 @@ void LinkConnection::prepareForNextCycle()
subStateChanged = false;
}
if (key_held(KEY_L) && key_held(KEY_R))
{
exitState = END;
}
globalStateCounter++;
enterState = exitState;
outData = nextOutData;
@@ -825,6 +835,7 @@ bool LinkConnection::processPacket()
if (currIncomingPacket->command != CMD_ReadDataRequest)
{
// These command types will echo the first 8 bytes of the packet back to verify they were recieved correctly. Make sure that's the case.
// This will also fail if a secondary packet fails
if (
currIncomingPacket->recievedData[0] != currIncomingPacket->packetID ||
currIncomingPacket->recievedData[1] != currIncomingPacket->command ||
@@ -983,15 +994,41 @@ bool LinkConnection::LinkCommand_ReloadCurrentBox(bool waitForCompletion)
return true;
};
bool LinkConnection::LinkCommand_TransferPokemon(byte payload[], int payloadLength, bool waitForCompletion)
bool LinkConnection::LinkCommand_TransferPokemon(int boxNumber, byte removalArray[], int removalArrayLength, bool waitForCompletion)
{
// Check that box number is correct
int maxBoxes = 0;
if (gen == 1)
{
if (lang == JAPANESE)
{
maxBoxes = 8;
}
else
{
maxBoxes = 12;
}
}
else
{
if (lang == JAPANESE)
{
maxBoxes = 9;
}
else
{
maxBoxes = 14;
}
}
if (boxNumber >= maxBoxes)
{
return false;
}
resetLinkPackets();
// TODO: THIS SHOULD NOT BE HARDCODED TO A BOX
linkPacketArr[0] = LinkPacket(CMD_RunSecondaryPayload, payloadLength + SECONDARY_PAYLOAD_HEADER_SIZE, 0x03, 0xC6DC);
linkPacketArr[0].loadSecondaryPayload(payload, payloadLength);
linkPacketArr[0] = LinkPacket(CMD_TransferPokemon, removalArrayLength + SECONDARY_PAYLOAD_HEADER_SIZE, boxNumber, 0xC6DC);
linkPacketArr[0].loadSecondaryPayload(removalArray, removalArrayLength);
globalLinkCable.startConnection(PACKET_EXCHANGE);
if (waitForCompletion)
@@ -1044,11 +1081,8 @@ bool LinkConnection::LinkCommand_RunSecondaryPayload(byte payload[], int payload
{
resetLinkPackets();
byte tempPayload[] = {0x21, 0xA0, 0xC3, 0x75, 0xC9};
byte size = 5;
linkPacketArr[0] = LinkPacket(CMD_RunSecondaryPayload, size + SECONDARY_PAYLOAD_HEADER_SIZE, 0x00, 0xC6DC);
linkPacketArr[0].loadSecondaryPayload(tempPayload, size);
linkPacketArr[0] = LinkPacket(CMD_RunSecondaryPayload, payloadLength + SECONDARY_PAYLOAD_HEADER_SIZE, 0x00, 0xC6DC);
linkPacketArr[0].loadSecondaryPayload(payload, payloadLength);
globalLinkCable.startConnection(PACKET_EXCHANGE);
if (waitForCompletion)