From 3ee5b75c46d5d1950784e59376ea6afe239725e1 Mon Sep 17 00:00:00 2001
From: loki <loki@fakeemail.com>
Date: Fri, 6 Dec 2019 00:13:16 +0100
Subject: [PATCH] Prepare for gamepads

---
 CMakeLists.txt    | 16 ++++++++++++++--
 main.cpp          |  1 +
 platform/common.h | 14 ++++++++++++++
 3 files changed, 29 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 47c8f232..fec71631 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -42,7 +42,17 @@ set(SUNSHINE_TARGET_FILES
 	utility.h
 	uuid.h
 	config.h config.cpp
-	main.cpp crypto.cpp crypto.h nvhttp.cpp nvhttp.h stream.cpp stream.h video.cpp video.h queue.h input.cpp input.h audio.cpp audio.h platform/linux.cpp platform/common.h)
+	main.cpp
+	crypto.cpp crypto.h
+	nvhttp.cpp nvhttp.h
+	stream.cpp stream.h
+	video.cpp video.h
+	queue.h
+	input.cpp input.h
+	audio.cpp audio.h
+	platform/linux.cpp
+	platform/linux_evdev.cpp
+	platform/common.h)
 
 include_directories(
   ${CMAKE_CURRENT_SOURCE_DIR}
@@ -50,6 +60,7 @@ include_directories(
   ${CMAKE_CURRENT_SOURCE_DIR}/moonlight-common-c/enet/include
   ${CMAKE_CURRENT_SOURCE_DIR}/moonlight-common-c/reedsolomon
   ${X11_INCLUDE_DIR}
+  /usr/include/libevdev-1.0
   ${FFMPEG_INCLUDE_DIRS}
 )
 
@@ -82,7 +93,8 @@ list(APPEND SUNSHINE_EXTERNAL_LIBRARIES
 		pulse
 		pulse-simple
 
-		opus)
+		opus
+		evdev)
 
 add_definitions(-DSUNSHINE_ASSETS_DIR="${CMAKE_CURRENT_SOURCE_DIR}/assets")
 add_executable(sunshine ${SUNSHINE_TARGET_FILES})
diff --git a/main.cpp b/main.cpp
index c4dfbaf3..476bffc0 100644
--- a/main.cpp
+++ b/main.cpp
@@ -12,6 +12,7 @@ extern "C" {
 }
 
 #include "config.h"
+#include "platform/common.h"
 using namespace std::literals;
 int main(int argc, char *argv[]) {
   if(argc > 1) {
diff --git a/platform/common.h b/platform/common.h
index ec4ac958..e8e4f5d3 100644
--- a/platform/common.h
+++ b/platform/common.h
@@ -14,17 +14,30 @@ void freeDisplay(void*);
 void freeImage(void*);
 void freeAudio(void*);
 void freeMic(void*);
+void freeGamePad(void*);
 
 using display_t = util::safe_ptr<void, freeDisplay>;
 using img_t     = util::safe_ptr<void, freeImage>;
 using mic_t     = util::safe_ptr<void, freeMic>;
 using audio_t   = util::safe_ptr<void, freeAudio>;
+using gamepad_t = util::safe_ptr<void, freeGamePad>;
+
+struct gamepad_state_t {
+  std::uint16_t buttonFlags;
+  std::uint8_t lt;
+  std::uint8_t rt;
+  std::uint16_t lsX;
+  std::uint16_t lsY;
+  std::uint16_t rsX;
+  std::uint16_t rsY;
+};
 
 std::string get_local_ip();
 display_t display();
 img_t snapshot(display_t &display);
 mic_t microphone();
 audio_t audio(mic_t &mic, std::uint32_t sample_size);
+gamepad_t gamepad();
 
 int32_t img_width(img_t &);
 int32_t img_height(img_t &);
@@ -36,6 +49,7 @@ void move_mouse(display_t::element_type *display, int deltaX, int deltaY);
 void button_mouse(display_t::element_type *display, int button, bool release);
 void scroll(display_t::element_type *display, int distance);
 void keyboard(display_t::element_type *display, uint16_t modcode, bool release);
+void gamepad_event(gamepad_t &gamepad, const gamepad_state_t &gamepad_state);
 }
 
 #endif //SUNSHINE_COMMON_H