diff --git a/desmume/src/NDSSystem.cpp b/desmume/src/NDSSystem.cpp
index bbc998d0b..898208e30 100644
--- a/desmume/src/NDSSystem.cpp
+++ b/desmume/src/NDSSystem.cpp
@@ -379,9 +379,7 @@ void GameInfo::populate()
 
 	};
 	
-	memset(ROMserial, 0, sizeof(ROMserial));
-	memset(ROMname, 0, sizeof(ROMname));
-
+	//set or build as appropriate ROMserial
 	if(isHomebrew())
 	{
 		//we can't really make a serial for a homebrew game that hasnt set a game code
@@ -405,9 +403,8 @@ void GameInfo::populate()
 	}
 
 	//rom name is probably set even in homebrew, so do it regardless
-	memset(ROMname, 0, sizeof(ROMname));
 	memcpy(ROMname, header.gameTile, 12);
-	trim(ROMname,20);
+	ROMname[12] = 0;
 
 		/*if(header.IconOff < romsize)
 		{
diff --git a/desmume/src/NDSSystem.h b/desmume/src/NDSSystem.h
index 657449eb9..3baa29b39 100644
--- a/desmume/src/NDSSystem.h
+++ b/desmume/src/NDSSystem.h
@@ -325,7 +325,7 @@ struct GameInfo
 	u32	romType;
 	u32 headerOffset;
 	char ROMserial[20];
-	char ROMname[20];
+	char ROMname[13];
 	bool _isDSiEnhanced;
 	NDS_header header;
 	//a copy of the pristine secure area from the rom
diff --git a/desmume/src/cheatSystem.cpp b/desmume/src/cheatSystem.cpp
index e62ef9b62..266488de1 100644
--- a/desmume/src/cheatSystem.cpp
+++ b/desmume/src/cheatSystem.cpp
@@ -561,6 +561,22 @@ void CHEATS::setDescription(const char *description, u32 pos)
 	list[pos].description[sizeof(list[pos].description) - 1] = '\0';
 }
 
+
+static char *trim(char *s, int len = -1)
+{
+	char *ptr = NULL;
+	if (!s) return NULL;
+	if (!*s) return s;
+	
+	if(len==-1)
+		ptr = s + strlen(s) - 1;
+	else ptr = s+len - 1;
+	for (; (ptr >= s) && (!*ptr || isspace((u8)*ptr)) ; ptr--);
+	ptr[1] = '\0';
+	return s;
+}
+
+
 BOOL CHEATS::save()
 {
 	const char	*types[] = {"DS", "AR", "CB"};
@@ -722,7 +738,7 @@ BOOL CHEATS::load()
 			char tmp_buf[9] = {0};
 
 			strncpy(tmp_buf, &codeStr[i * 16], 8);
-			sscanf_s(tmp_buf, "%x", &tmp_cht.code[i][0]);
+			sscanf(tmp_buf, "%x", &tmp_cht.code[i][0]);
 
 			if (tmp_cht.type == 0)
 			{
@@ -731,7 +747,7 @@ BOOL CHEATS::load()
 			}
 			
 			strncpy(tmp_buf, &codeStr[(i * 16) + 8], 8);
-			sscanf_s(tmp_buf, "%x", &tmp_cht.code[i][1]);
+			sscanf(tmp_buf, "%x", &tmp_cht.code[i][1]);
 		}
 
 		list.push_back(tmp_cht);
diff --git a/desmume/src/common.cpp b/desmume/src/common.cpp
index a47728d27..985425bdd 100644
--- a/desmume/src/common.cpp
+++ b/desmume/src/common.cpp
@@ -32,38 +32,6 @@
 
 static std::map<void *, void *> _alignedPtrList; // Key: Aligned pointer / Value: Original pointer
 
-char *trim(char *s, int len)
-{
-	char *ptr = NULL;
-	if (!s) return NULL;
-	if (!*s) return s;
-	
-	if(len==-1)
-		ptr = s + strlen(s) - 1;
-	else ptr = s+len - 1;
-	for (; (ptr >= s) && (!*ptr || isspace((u8)*ptr)) ; ptr--);
-	ptr[1] = '\0';
-	return s;
-}
-
-char *removeSpecialChars(char *s)
-{
-	char	*buf = s;
-	if (!s) return NULL;
-	if (!*s) return s;
-
-	for (u32 i = 0; i < strlen(s); i++)
-	{
-		if (isspace((u8)s[i]) && (s[i] != 0x20))
-			*buf = 0x20;
-		else
-			*buf = s[i];
-		buf++;
-	}
-	*buf = 0;
-	return s;
-}
-
 static MAKER makerCodes[] = {
 	{ 0x3130, "Nintendo" },
 	{ 0x3230, "Rocket Games, Ajinomoto" },
diff --git a/desmume/src/common.h b/desmume/src/common.h
index 4542f1e7a..ea23baed3 100644
--- a/desmume/src/common.h
+++ b/desmume/src/common.h
@@ -1,5 +1,5 @@
 /*
-	Copyright (C) 2008-2015 DeSmuME team
+	Copyright (C) 2008-2016 DeSmuME team
 
 	This file is free software: you can redistribute it and/or modify
 	it under the terms of the GNU General Public License as published by
@@ -25,30 +25,6 @@
 #include <string>
 #include "types.h"
 
-#if defined(WIN32)
-	#define CLASSNAME "DeSmuME"
-#else		// non Windows
-	#define sscanf_s sscanf
-#endif
-
-template<typename T>
-T reverseBits(T x)
-{
-	T h = 0;
-	T i = 0;
-
-	for (i = 0; i < sizeof(T)*8; i++)
-	{
-		h = (h << 1) + (x & 1); 
-		x >>= 1; 
-	}
-
-	return h;
-}
-
-extern char *trim(char *s, int len=-1);
-extern char *removeSpecialChars(char *s);
-
 // ===============================================================================
 // Message dialogs
 // ===============================================================================
diff --git a/desmume/src/utils/advanscene.cpp b/desmume/src/utils/advanscene.cpp
index 8d8f37005..50a63da0f 100644
--- a/desmume/src/utils/advanscene.cpp
+++ b/desmume/src/utils/advanscene.cpp
@@ -202,7 +202,7 @@ u32 ADVANsCEne::convertDB(const char *in_filename, EMUFILE* output)
 
 		// CRC32
 		el_crc32 = el->FirstChildElement("files"); 
-		sscanf_s(el_crc32->FirstChildElement("romCRC")->GetText(), "%x", &crc32);
+		sscanf(el_crc32->FirstChildElement("romCRC")->GetText(), "%x", &crc32);
 		output->fwrite(&crc32, sizeof(u32));
 		
 		// Save type