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Implement NFC::GetTagState

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wheremyfoodat 2023-08-18 17:42:05 +03:00
parent ceb3f05c7e
commit 80f1de728c
2 changed files with 28 additions and 4 deletions
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18
include/services/nfc.hpp
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@ -14,22 +14,34 @@ class NFCService {
Kernel& kernel;
MAKE_LOG_FUNCTION(log, nfcLogger)
enum class Old3DSAdapterStatus : s32 {
enum class Old3DSAdapterStatus : u32 {
Idle = 0,
AttemptingToInitialize = 1,
InitializationComplete = 2,
// Other values are errors according to 3DBrew, set the not initialized error to -1 until we find out what it should be
NotInitialized = -1,
Active = 3,
};
enum class TagStatus : u8 {
NotInitialized = 0,
Initialized = 1,
Scanning = 2,
InRange = 3,
OutOfRange = 4,
Loaded = 5,
};
// Kernel events signaled when an NFC tag goes in and out of range respectively
std::optional<Handle> tagInRangeEvent, tagOutOfRangeEvent;
Old3DSAdapterStatus adapterStatus;
TagStatus tagStatus;
// Service commands
void communicationGetStatus(u32 messagePointer);
void initialize(u32 messagePointer);
void getTagInRangeEvent(u32 messagePointer);
void getTagOutOfRangeEvent(u32 messagePointer);
void getTagState(u32 messagePointer);
void stopCommunication(u32 messagePointer);
public:

14
src/core/services/nfc.cpp
View file

@ -8,6 +8,7 @@ namespace NFCCommands {
StopCommunication = 0x00040000,
GetTagInRangeEvent = 0x000B0000,
GetTagOutOfRangeEvent = 0x000C0000,
GetTagState = 0x000D0000,
CommunicationGetStatus = 0x000F0000,
};
}
@ -16,7 +17,8 @@ void NFCService::reset() {
tagInRangeEvent = std::nullopt;
tagOutOfRangeEvent = std::nullopt;
adapterStatus = Old3DSAdapterStatus::NotInitialized;
adapterStatus = Old3DSAdapterStatus::Idle;
tagStatus = TagStatus::NotInitialized;
}
void NFCService::handleSyncRequest(u32 messagePointer) {
@ -26,6 +28,7 @@ void NFCService::handleSyncRequest(u32 messagePointer) {
case NFCCommands::Initialize: initialize(messagePointer); break;
case NFCCommands::GetTagInRangeEvent: getTagInRangeEvent(messagePointer); break;
case NFCCommands::GetTagOutOfRangeEvent: getTagOutOfRangeEvent(messagePointer); break;
case NFCCommands::GetTagState: getTagState(messagePointer); break;
case NFCCommands::StopCommunication: stopCommunication(messagePointer); break;
default: Helpers::panic("NFC service requested. Command: %08X\n", command);
}
@ -36,6 +39,7 @@ void NFCService::initialize(u32 messagePointer) {
log("NFC::Initialize (type = %d)\n", type);
adapterStatus = Old3DSAdapterStatus::InitializationComplete;
tagStatus = TagStatus::Initialized;
// TODO: This should error if already initialized. Also sanitize type.
mem.write32(messagePointer, IPC::responseHeader(0x1, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
@ -76,6 +80,14 @@ void NFCService::getTagOutOfRangeEvent(u32 messagePointer) {
mem.write32(messagePointer + 12, tagOutOfRangeEvent.value());
}
void NFCService::getTagState(u32 messagePointer) {
log("NFC::GetTagState");
mem.write32(messagePointer, IPC::responseHeader(0xD, 2, 0));
mem.write32(messagePointer + 4, Result::Success);
mem.write8(messagePointer + 8, static_cast<u8>(tagStatus));
}
void NFCService::communicationGetStatus(u32 messagePointer) {
log("NFC::CommunicationGetStatus");