From d9bbe53681054edebf9c6a2ce8097a053fefe915 Mon Sep 17 00:00:00 2001
From: Cameron Gutman <aicommander@gmail.com>
Date: Sat, 30 Aug 2014 10:58:43 -0700
Subject: [PATCH] Implement LiSendControllerEvent

---
 limelight-common/Input.h       | 20 ++++++++++++++++++++
 limelight-common/InputStream.c | 32 ++++++++++++++++++++++++++++++++
 limelight-common/Limelight.h   | 18 ++++++++++++++++++
 3 files changed, 70 insertions(+)

diff --git a/limelight-common/Input.h b/limelight-common/Input.h
index 0fb92ef..b0dc0cf 100644
--- a/limelight-common/Input.h
+++ b/limelight-common/Input.h
@@ -32,4 +32,24 @@ typedef struct _NV_MOUSE_BUTTON_PACKET {
 	int button;
 } NV_MOUSE_BUTTON_PACKET, *PNV_MOUSE_BUTTON_PACKET;
 
+#define PACKET_TYPE_CONTROLLER 0x18
+#define HEADER_A 0x0000000A
+#define HEADER_B 0x1400
+#define TAIL_A 0x0000009C
+#define TAIL_B 0x0055
+typedef struct _NV_CONTROLLER_PACKET {
+	NV_INPUT_HEADER header;
+	int headerA;
+	short headerB;
+	short buttonFlags;
+	char leftTrigger;
+	char rightTrigger;
+	short leftStickX;
+	short leftStickY;
+	short rightStickX;
+	short rightStickY;
+	int tailA;
+	short tailB;
+} NV_CONTROLLER_PACKET, *PNV_CONTROLLER_PACKET;
+
 #pragma pack(pop)
\ No newline at end of file
diff --git a/limelight-common/InputStream.c b/limelight-common/InputStream.c
index 99ea77f..7c9611c 100644
--- a/limelight-common/InputStream.c
+++ b/limelight-common/InputStream.c
@@ -23,6 +23,7 @@ typedef struct _PACKET_HOLDER {
 		NV_KEYBOARD_PACKET keyboard;
 		NV_MOUSE_MOVE_PACKET mouseMove;
 		NV_MOUSE_BUTTON_PACKET mouseButton;
+		NV_CONTROLLER_PACKET controller;
 	} packet;
 } PACKET_HOLDER, *PPACKET_HOLDER;
 
@@ -229,3 +230,34 @@ int LiSendKeyboardEvent(short keyCode, char keyAction, char modifiers) {
 	return err;
 }
 
+int LiSendControllerEvent(short buttonFlags, char leftTrigger, char rightTrigger,
+	short leftStickX, short leftStickY, short rightStickX, short rightStickY)
+{
+	PPACKET_HOLDER holder;
+	int err;
+
+	holder = malloc(sizeof(*holder));
+	if (holder == NULL) {
+		return -1;
+	}
+
+	holder->packetLength = sizeof(NV_CONTROLLER_PACKET);
+	holder->packet.controller.header.packetType = PACKET_TYPE_CONTROLLER;
+	holder->packet.controller.headerA = HEADER_A;
+	holder->packet.controller.headerB = HEADER_B;
+	holder->packet.controller.buttonFlags = buttonFlags;
+	holder->packet.controller.leftTrigger = leftTrigger;
+	holder->packet.controller.rightTrigger = rightTrigger;
+	holder->packet.controller.leftStickX = leftStickX;
+	holder->packet.controller.leftStickY = leftStickY;
+	holder->packet.controller.rightStickX = rightStickX;
+	holder->packet.controller.rightStickY = rightStickY;
+	holder->packet.controller.tailA = TAIL_A;
+	holder->packet.controller.tailB = TAIL_B;
+	err = LbqOfferQueueItem(&packetQueue, holder);
+	if (err != LBQ_SUCCESS) {
+		free(holder);
+	}
+
+	return err;
+}
diff --git a/limelight-common/Limelight.h b/limelight-common/Limelight.h
index 1ee9803..19e0c4c 100644
--- a/limelight-common/Limelight.h
+++ b/limelight-common/Limelight.h
@@ -111,6 +111,24 @@ int LiSendMouseButtonEvent(char action, int button);
 #define MODIFIER_ALT 0x04
 int LiSendKeyboardEvent(short keyCode, char keyAction, char modifiers);
 
+#define A_FLAG     0x1000
+#define B_FLAG     0x2000
+#define X_FLAG     0x4000
+#define Y_FLAG     0x8000
+#define UP_FLAG    0x0001
+#define DOWN_FLAG  0x0002
+#define LEFT_FLAG  0x0004
+#define RIGHT_FLAG 0x0008
+#define LB_FLAG    0x0100
+#define RB_FLAG    0x0200
+#define PLAY_FLAG  0x0010
+#define BACK_FLAG  0x0020
+#define LS_CLK_FLAG  0x0040
+#define RS_CLK_FLAG  0x0080
+#define SPECIAL_FLAG 0x0400
+int LiSendControllerEvent(short buttonFlags, char leftTrigger, char rightTrigger,
+	short leftStickX, short leftStickY, short rightStickX, short rightStickY);
+
 #ifdef __cplusplus
 }
 #endif
\ No newline at end of file