From 955ae2af3e75fcf0c94403f019d91a6795ed9ae3 Mon Sep 17 00:00:00 2001
From: yellows8 <yellows8@users.noreply.github.com>
Date: Thu, 22 Dec 2016 02:18:26 -0500
Subject: [PATCH] Updated bossCmd34 and added bossGetTaskState().

---
 libctru/include/3ds/services/boss.h | 14 +++++++++++--
 libctru/source/services/boss.c      | 32 +++++++++++++++++++++++++++--
 2 files changed, 42 insertions(+), 4 deletions(-)

diff --git a/libctru/include/3ds/services/boss.h b/libctru/include/3ds/services/boss.h
index 1ad5fed..f06ffac 100644
--- a/libctru/include/3ds/services/boss.h
+++ b/libctru/include/3ds/services/boss.h
@@ -52,8 +52,18 @@ Result bossStartBgImmediate(char *taskID);
 Result bossDeleteTask(char *taskID, u32 unk);
 
 /**
- * @brief ?
+ * @brief Returns task state.
+ * @param taskID BOSS taskID.
+ * @param inval Unknown, normally 0?
+ * @param out0 Output field.
+ * @param out1 Output field.
+ * @param out2 Output field.
+ */
+Result bossGetTaskState(char *taskID, s8 inval, u8 *out0, u32 *out1, u8 *out2);
+
+/**
+ * @brief Returns task state info.
  * @param taskID BOSS taskID.
  */
-Result bossCmd34(char *taskID);
+Result bossCmd34(char *taskID, u8 *out);
 
diff --git a/libctru/source/services/boss.c b/libctru/source/services/boss.c
index eb4240d..d524b7c 100644
--- a/libctru/source/services/boss.c
+++ b/libctru/source/services/boss.c
@@ -170,6 +170,31 @@ Result bossDeleteTask(char *taskID, u32 unk)
 	return ret;
 }
 
+Result bossGetTaskState(char *taskID, s8 inval, u8 *out0, u32 *out1, u8 *out2)
+{
+	Result ret = 0;
+	u32 *cmdbuf = getThreadCommandBuffer();
+	u32 size = strlen(taskID)+1;
+
+	cmdbuf[0] = IPC_MakeHeader(0x20,2,2); // 0x200082
+	cmdbuf[1] = size;
+	cmdbuf[2] = inval;
+	cmdbuf[3] = IPC_Desc_Buffer(size, IPC_BUFFER_R);
+	cmdbuf[4] = (u32)taskID;
+
+	if(R_FAILED(ret = svcSendSyncRequest(bossHandle)))return ret;
+	ret = (Result)cmdbuf[1];
+
+	if(R_SUCCEEDED(ret))
+	{
+		if(out0)*out0 = cmdbuf[2];
+		if(out1)*out1 = cmdbuf[3];
+		if(out2)*out2 = cmdbuf[4];
+	}
+
+	return ret;
+}
+
 Result bossStartBgImmediate(char *taskID)
 {
 	Result ret = 0;
@@ -186,7 +211,7 @@ Result bossStartBgImmediate(char *taskID)
 	return (Result)cmdbuf[1];
 }
 
-Result bossCmd34(char *taskID)
+Result bossCmd34(char *taskID, u8 *out)
 {
 	Result ret = 0;
 	u32 *cmdbuf = getThreadCommandBuffer();
@@ -198,7 +223,10 @@ Result bossCmd34(char *taskID)
 	cmdbuf[3] = (u32)taskID;
 
 	if(R_FAILED(ret = svcSendSyncRequest(bossHandle)))return ret;
+	ret = (Result)cmdbuf[1];
 
-	return (Result)cmdbuf[1];
+	if(R_SUCCEEDED(ret) && out)*out = cmdbuf[2];
+
+	return ret;
 }