Allow more types of titles to be installed

- Allow dev apps with special TID to install (0x00030011)
- Patch dev titles to be system
- Add TwlNmenu to blacklist as it is potentially unsafe. See https://randommeaninglesscharacters.com/dsidev/twlnmenu.html

- Allow all region content to be installed
- Add all region PictoChat and Download Play to blacklist

- Allow different region Launcher to be installed

arm9/src/install.c

@@ -384,9 +384,11 @@ bool install(char* fpath, bool systemTitle)
 			fixHeader = true;
 
 		//title id must be one of these
-		if (h->tid_high == 0x00030004 ||
+		if (h->tid_high == 0x00030004 || // DSiWare
-			h->tid_high == 0x00030005 ||
+			h->tid_high == 0x00030005 || // "unimportant" system titles
-			h->tid_high == 0x00030015)
+			h->tid_high == 0x00030011 || // SRLs in the TWL SDK
+			h->tid_high == 0x00030015 || // system titles
+			h->tid_high == 0x00030017)   // Launcher
 		{}
 		else
 		{
@@ -398,10 +400,23 @@ bool install(char* fpath, bool systemTitle)
 			goto error;
 		}
 
+		//patch dev titles to system titles on SysNAND.
+		//
+		//software released through the TWL SDK usually comes as a TAD and an SRL
+		//things like NandFiler have a TAD with a TID of 0x00030015 and an SRL with 0x00030011
+		//the TAD is the installable version, so I'm assuming that 0x00030015 is what the console wants to see on NAND
+		//this changes the SRL TID accordingly
+		//not entirely sure why there's even any difference. I think the installed TAD and SRL the same as each other (minus the TID)
+		if(!sdnandMode && h->tid_high == 0x00030011)
+		{
+			h->tid_high = 0x00030015;
+			fixHeader = true;
+		}
+
 		//offer to patch system titles to normal DSiWare on SysNAND
 		if(!sdnandMode && h->tid_high != 0x00030004)
 		{
-			if(choiceBox("This is set as a system title,\nwould you like to patch it to\nbe a normal DSiWare?\n\nThis is safer, but invalidates\nRSA checks and may not work.\n\nIf the title is homebrew this isstrongly recommended.") == YES)
+			if(choiceBox("This is set as a system/dev\ntitle, would you like to patch\nit to be a normal DSiWare?\n\nThis is safer, but invalidates\nRSA checks and may not work.\n\nIf the title is homebrew this isstrongly recommended.") == YES)
 			{
 				h->tid_high = 0x00030004;
 				fixHeader = true;
@@ -430,12 +445,17 @@ bool install(char* fpath, bool systemTitle)
 					tidLow == 0x484e4900 || // Nintendo DSi Camera
 					tidLow == 0x484e4a00 || // Nintendo Zone
 					tidLow == 0x484e4b00    // Nintendo DSi Sound
+				)) || (h->tid_high == 0x00030011 && (
+					tidLow == 0x34544e00    // TwlNmenu (blocking due to -2011 and brick potential)
 				)) || (h->tid_high == 0x00030015 && (
 					tidLow == 0x484e4200 || // System Settings
 					tidLow == 0x484e4600    // Nintendo DSi Shop
+				)) || (h->tid_high == 0x00030017 && (
+					tidLow == 0x484e4100    // Launcher
 				))) && (
 					(h->tid_low & 0xFF) == region || //only blacklist console region
-					(h->tid_low & 0xFF) == 'A' ||    //and 'A' (all region)
+					h->tid_low == 0x484e4541 ||      //and block specifically international PictoChat 
+					h->tid_low == 0x484e4441 ||      //and Download Play for good measure
 					region == 0                      //if the region check failed somehow, blacklist everything
 				))
 			{

arm9/src/rom.c

@@ -212,6 +212,7 @@ void printRomInfo(char const* fpath)
 			{
 				if (h->tid_high == 0x00030004 ||
 					h->tid_high == 0x00030005 ||
+					h->tid_high == 0x00030011 || // TID for software in TWL SDK
 					h->tid_high == 0x00030015 ||
 					h->tid_high == 0x00030017 ||
 					h->tid_high == 0x00030000)

arm9/src/storage.c

@@ -436,11 +436,12 @@ int getMenuSlotsFree()
 {
 	//Get number of open menu slots by subtracting the number of directories in the title folders
 	//Find a better way to do this
-	const int NUM_OF_DIRS = 3;
+	const int NUM_OF_DIRS = 4;
 	const char* dirs[] = {
 		"00030004",
 		"00030005",
-		"00030015"
+		"00030015",
+		"00030017"
 	};
 
 	int freeSlots = getMenuSlots();

arm9/src/titlemenu.c

@@ -88,14 +88,15 @@ static void generateList(Menu* m)
 {
 	if (!m) return;
 
-	const int NUM_OF_DIRS = 3;
+	const int NUM_OF_DIRS = 4;
 	const char* dirs[] = {
 		"00030004",
 		"00030005",
-		"00030015"
+		"00030015",
+		"00030017"
 	};
 
-	const char* blacklist[3][6] = {
+	const char* blacklist[4][6] = {
 		{ // 00030004
 			NULL //nothing blacklisted
 		},
@@ -110,6 +111,11 @@ static void generateList(Menu* m)
 		{ // 00030015
 			"484e42", // System Settings
 			"484e46", // Nintendo DSi Shop
+			"34544e", // TwlNmenu (blocking due to -2011 and brick potential)
+			NULL
+		},
+		{
+			"484e41", // Launcher
 			NULL
 		}
 	};
@@ -152,10 +158,6 @@ static void generateList(Menu* m)
 						sprintf(titleId, "%s%02x", blacklist[i][j], region);
 						if (strcmp(titleId, ent->d_name) == 0) 
 							blacklisted = true;
-
-						sprintf(titleId, "%s41", blacklist[i][j]); // also blacklist region 'a'
-						if (strcmp(titleId, ent->d_name) == 0) 
-							blacklisted = true;
 					}
 					if (blacklisted) continue;
 				}