From ca4be4283d8eec9624019f4bca88f7d1aa467f01 Mon Sep 17 00:00:00 2001
From: Narr the Reg <juangerman-13@hotmail.com>
Date: Wed, 22 Mar 2023 11:09:12 -0600
Subject: android: Implement amiibo reading from nfc tag

---
 src/input_common/drivers/virtual_amiibo.cpp | 26 ++++++++++++++++++++++----
 src/input_common/drivers/virtual_amiibo.h   |  2 ++
 2 files changed, 24 insertions(+), 4 deletions(-)

(limited to 'src/input_common/drivers')

diff --git a/src/input_common/drivers/virtual_amiibo.cpp b/src/input_common/drivers/virtual_amiibo.cpp
index 304f4c70b..9505179c6 100644
--- a/src/input_common/drivers/virtual_amiibo.cpp
+++ b/src/input_common/drivers/virtual_amiibo.cpp
@@ -73,10 +73,7 @@ VirtualAmiibo::State VirtualAmiibo::GetCurrentState() const {
 VirtualAmiibo::Info VirtualAmiibo::LoadAmiibo(const std::string& filename) {
     const Common::FS::IOFile nfc_file{filename, Common::FS::FileAccessMode::Read,
                                       Common::FS::FileType::BinaryFile};
-
-    if (state != State::WaitingForAmiibo) {
-        return Info::WrongDeviceState;
-    }
+    std::vector<u8> data{};
 
     if (!nfc_file.IsOpen()) {
         return Info::UnableToLoad;
@@ -101,7 +98,28 @@ VirtualAmiibo::Info VirtualAmiibo::LoadAmiibo(const std::string& filename) {
     }
 
     file_path = filename;
+    return LoadAmiibo(data);
+}
+
+VirtualAmiibo::Info VirtualAmiibo::LoadAmiibo(std::span<u8> data) {
+    if (state != State::WaitingForAmiibo) {
+        return Info::WrongDeviceState;
+    }
+
+    switch (data.size_bytes()) {
+        case AmiiboSize:
+        case AmiiboSizeWithoutPassword:
+            nfc_data.resize(AmiiboSize);
+            break;
+        case MifareSize:
+            nfc_data.resize(MifareSize);
+            break;
+        default:
+            return Info::NotAnAmiibo;
+    }
+
     state = State::AmiiboIsOpen;
+    memcpy(nfc_data.data(),data.data(),data.size_bytes());
     SetNfc(identifier, {Common::Input::NfcState::NewAmiibo, nfc_data});
     return Info::Success;
 }
diff --git a/src/input_common/drivers/virtual_amiibo.h b/src/input_common/drivers/virtual_amiibo.h
index 488d00b31..34e97cd91 100644
--- a/src/input_common/drivers/virtual_amiibo.h
+++ b/src/input_common/drivers/virtual_amiibo.h
@@ -4,6 +4,7 @@
 #pragma once
 
 #include <array>
+#include <span>
 #include <string>
 #include <vector>
 
@@ -47,6 +48,7 @@ public:
     State GetCurrentState() const;
 
     Info LoadAmiibo(const std::string& amiibo_file);
+    Info LoadAmiibo(std::span<u8> data);
     Info ReloadAmiibo();
     Info CloseAmiibo();
 
-- 
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