NS: Added API

libctru/include/3ds/services/ns.h

@@ -0,0 +1,21 @@
+#pragma once
+
+/*
+	Requires access to "ns:s" service
+*/
+
+Result nsInit();
+Result nsExit();
+
+/* NS_LaunchTitle()
+  titleid			TitleId of title to launch, if 0, gamecard assumed
+  launch_flags		use if you know of any
+  procid			ptr to where the process id of the launched title will be written to, leave a NULL, if you don't care
+*/
+Result NS_LaunchTitle(u64 titleid, u32 launch_flags, u32 *procid);
+
+/* NS_RebootToTitle()
+  mediatype			mediatype for title
+  titleid			TitleId of title to launch
+*/
+Result NS_RebootToTitle(u8 mediatype, u64 titleid);

libctru/source/services/ns.c

@@ -0,0 +1,50 @@
+#include <stdlib.h>
+#include <3ds.h>
+
+static Handle nsHandle;
+
+Result nsInit()
+{
+	return srvGetServiceHandle(&nsHandle, "ns:s");	
+}
+
+Result nsExit()
+{
+	return svcCloseHandle(nsHandle);
+}
+
+Result NS_LaunchTitle(u64 titleid, u32 launch_flags, u32 *procid)
+{
+	Result ret = 0;
+	u32 *cmdbuf = getThreadCommandBuffer();
+
+	cmdbuf[0] = 0x000200C0;
+	cmdbuf[1] = titleid & 0xffffffff;
+	cmdbuf[2] = (titleid >> 32) & 0xffffffff;
+	cmdbuf[3] = launch_flags;
+	
+	if((ret = svcSendSyncRequest(nsHandle))!=0)return ret;
+
+	if(procid != NULL)
+		*procid = cmdbuf[2];
+	
+	return (Result)cmdbuf[1];
+}
+
+Result NS_RebootToTitle(u8 mediatype, u64 titleid)
+{
+	Result ret = 0;
+	u32 *cmdbuf = getThreadCommandBuffer();
+
+	cmdbuf[0] = 0x00100180;
+	cmdbuf[1] = 0x1;
+	cmdbuf[2] = titleid & 0xffffffff;
+	cmdbuf[3] = (titleid >> 32) & 0xffffffff;
+	cmdbuf[4] = mediatype;
+	cmdbuf[5] = 0x0; // reserved
+	cmdbuf[6] = 0x0;
+	
+	if((ret = svcSendSyncRequest(nsHandle))!=0)return ret;
+
+	return (Result)cmdbuf[1];
+}