21 files changed, 103 insertions, 79 deletions

diff --git a/src/common/socket.c b/src/common/socket.c
index 87c98f645..d816767ae 100644
--- a/src/common/socket.c
+++ b/src/common/socket.c
@@ -1101,7 +1101,7 @@ int session_isActive(int fd)
 	return ( session_isValid(fd) && !session[fd]->eof );
 }
 
-in_addr_t resolve_hostbyname(char* hostname, unsigned char *ip, char *ip_str)
+in_addr_t resolve_hostbyname(const char* hostname, unsigned char* ip, char* ip_str)
 {
 	struct hostent *h = gethostbyname(hostname);
 	char ip_buf[16];
diff --git a/src/common/socket.h b/src/common/socket.h
index fd8165cba..c56fb8387 100644
--- a/src/common/socket.h
+++ b/src/common/socket.h
@@ -131,7 +131,7 @@ void set_defaultparse(ParseFunc defaultparse);
 //hostname is the name to resolve.
 //ip is an array of char[4] where the individual parts of the ip are stored (optional)
 //ip_str is a char[16] where the whole ip is stored in string notation (optional)
-in_addr_t resolve_hostbyname(char* hostname, unsigned char* ip, char* ip_str);
+in_addr_t resolve_hostbyname(const char* hostname, unsigned char* ip, char* ip_str);
 
 int socket_getips(uint32* ips, int max);
 
diff --git a/src/common/strlib.c b/src/common/strlib.c
index 440a07742..ee37cb9ae 100644
--- a/src/common/strlib.c
+++ b/src/common/strlib.c
@@ -43,7 +43,7 @@ char* jstrescape (char* pt) {
 	return &pt[0];
 }
 
-char* jstrescapecpy (char* pt,char* spt) {
+char* jstrescapecpy (char* pt, const char* spt) {
 	//copy from here
 	//WARNING: Target string pt should be able to hold strlen(spt)*2, as each time
 	//a escape character is found, the target's final length increases! [Skotlex]
diff --git a/src/common/strlib.h b/src/common/strlib.h
index 8303c182f..f9a6e41a3 100644
--- a/src/common/strlib.h
+++ b/src/common/strlib.h
@@ -9,7 +9,7 @@
 // code by Jioh L. Jung (ziozzang@4wish.net)
 // This code is under license "BSD"
 char* jstrescape (char* pt);
-char* jstrescapecpy (char* pt,char* spt);
+char* jstrescapecpy (char* pt, const char* spt);
 int jmemescapecpy (char* pt,char* spt, int size);
 
 #ifdef __WIN32
diff --git a/src/map/battle.c b/src/map/battle.c
index 756e433ce..9919867e4 100644
--- a/src/map/battle.c
+++ b/src/map/battle.c
@@ -3741,7 +3741,7 @@ static const struct battle_data_int {
 	{ "hvan_explosion_intimate",				&battle_config.hvan_explosion_intimate },	//[orn]
 };
 
-int battle_set_value(char *w1, char *w2) {
+int battle_set_value(const char* w1, const char* w2) {
 	int i;
 	for(i = 0; i < sizeof(battle_data_short) / (sizeof(battle_data_short[0])); i++)
 		if (strcmpi(w1, battle_data_short[i].str) == 0) {
@@ -3756,7 +3756,7 @@ int battle_set_value(char *w1, char *w2) {
 	return 0;
 }
 
-int battle_get_value(char *w1) {
+int battle_get_value(const char* w1) {
 	int i;
 	for(i = 0; i < sizeof(battle_data_short) / (sizeof(battle_data_short[0])); i++)
 		if (strcmpi(w1, battle_data_short[i].str) == 0) {
diff --git a/src/map/battle.h b/src/map/battle.h
index c04fcfbfb..6d94d3fd9 100644
--- a/src/map/battle.h
+++ b/src/map/battle.h
@@ -441,7 +441,7 @@ void do_final_battle(void);
 extern int battle_config_read(const char *cfgName);
 extern void battle_validate_conf(void);
 extern void battle_set_defaults(void);
-extern int battle_set_value(char *, char *);
-int battle_get_value(char *);
+int battle_set_value(const char* w1, const char* w2);
+int battle_get_value(const char* w1);
 
 #endif /* _BATTLE_H_ */
diff --git a/src/map/chat.c b/src/map/chat.c
index eb77fdd89..28ddbe8c4 100644
--- a/src/map/chat.c
+++ b/src/map/chat.c
@@ -276,7 +276,7 @@ int chat_kickchat(struct map_session_data *sd,char *kickusername)
  * npcチャットルーム作成
  *------------------------------------------
  */
-int chat_createnpcchat(struct npc_data *nd,int limit,int pub,int trigger,char* title,int titlelen,const char *ev)
+int chat_createnpcchat(struct npc_data *nd,int limit,int pub,int trigger,const char* title,int titlelen,const char *ev)
 {
 	struct chat_data *cd;
 
diff --git a/src/map/chat.h b/src/map/chat.h
index bfb1a0a80..db7b21b15 100644
--- a/src/map/chat.h
+++ b/src/map/chat.h
@@ -13,7 +13,7 @@ int chat_changechatowner(struct map_session_data *,char *);
 int chat_changechatstatus(struct map_session_data *,int,int,char*,char*,int);
 int chat_kickchat(struct map_session_data *,char *);
 
-int chat_createnpcchat(struct npc_data *nd,int limit,int pub,int trigger,char* title,int titlelen,const char *ev);
+int chat_createnpcchat(struct npc_data *nd,int limit,int pub,int trigger,const char* title,int titlelen,const char *ev);
 int chat_deletenpcchat(struct npc_data *nd);
 int chat_enableevent(struct chat_data *cd);
 int chat_disableevent(struct chat_data *cd);
diff --git a/src/map/chrif.c b/src/map/chrif.c
index 6a90b14ea..87517f40c 100644
--- a/src/map/chrif.c
+++ b/src/map/chrif.c
@@ -377,6 +377,7 @@ int chrif_changemapserver(struct map_session_data *sd, short map, int x, int y,
 int chrif_changemapserverack(int fd)
 {
 	struct map_session_data *sd;
+	char mapname[MAP_NAME_LENGTH+1];
 	RFIFOHEAD(fd);
 	sd = map_id2sd(RFIFOL(fd,2));
 
@@ -389,7 +390,8 @@ int chrif_changemapserverack(int fd)
 		clif_authfail_fd(sd->fd, 0);
 		return 0;
 	}
-	clif_changemapserver(sd, (char*)mapindex_id2name(RFIFOW(fd,18)), RFIFOW(fd,20), RFIFOW(fd,22), RFIFOL(fd,24), RFIFOW(fd,28));
+	sprintf(mapname, "%s.gat", mapindex_id2name(RFIFOW(fd,18)));
+	clif_changemapserver(sd, mapname, RFIFOW(fd,20), RFIFOW(fd,22), RFIFOL(fd,24), RFIFOW(fd,28));
 
 	//Player has been saved already, remove him from memory. [Skotlex]	
 	map_quit(sd);
diff --git a/src/map/clif.c b/src/map/clif.c
index 808733458..f7b018a31 100644
--- a/src/map/clif.c
+++ b/src/map/clif.c
@@ -113,7 +113,7 @@ static void clif_hpmeter_single(int fd, struct map_session_data *sd);
  * map鯖のip設定
  *------------------------------------------
  */
-int clif_setip(char *ip)
+int clif_setip(const char* ip)
 {
 	char ip_str[16];
 	map_ip = resolve_hostbyname(ip,NULL,ip_str);
@@ -127,7 +127,7 @@ int clif_setip(char *ip)
 	return 1;
 }
 
-void clif_setbindip(char *ip)
+void clif_setbindip(const char* ip)
 {
 	unsigned char ip_str[4];
 	bind_ip = resolve_hostbyname(ip,ip_str,NULL);
@@ -293,7 +293,7 @@ int clif_send_sub(struct block_list *bl, va_list ap)
  *
  *------------------------------------------
  */
-int clif_send (unsigned char *buf, int len, struct block_list *bl, int type) {
+int clif_send (const unsigned char *buf, int len, struct block_list *bl, int type) {
 	int i;
 	struct map_session_data *sd = NULL;
 	struct party_data *p = NULL;
@@ -1548,6 +1548,25 @@ int clif_movepc(struct map_session_data *sd) {
 	return 0;
 }
 
+/// Move the unit (does nothing if the client has no info about the unit)
+/// Note: unit must not be self
+//##TODO make sure insight/outsight code is solid enough before using this [FlavioJS]
+/*
+void clif_moveunit(int fd, struct unit_data* ud)
+{
+	struct block_list* bl;
+
+	bl = ud->bl;
+
+	WFIFOHEAD(fd, packet_len(0x86));
+	WFIFOW(fd,0)=0x86;
+	WFIFOL(fd,2)=bl->id;
+	WFIFOPOS2(fd,6,bl->x,bl->y,ud->to_x,ud->to_y,8,8);
+	WFIFOL(fd,12)=gettick();
+	WFIFOSET(fd, packet_len(0x86));
+}
+*/
+
 /*==========================================
  *
  *------------------------------------------
@@ -1685,7 +1704,7 @@ int clif_changemap(struct map_session_data *sd, short map, int x, int y) {
  *
  *------------------------------------------
  */
-int clif_changemapserver(struct map_session_data *sd, char *mapname, int x, int y, int ip, int port) {
+int clif_changemapserver(struct map_session_data* sd, const char* mapname, int x, int y, int ip, int port) {
 	int fd;
 
 	nullpo_retr(0, sd);
@@ -1892,7 +1911,7 @@ void clif_sendfakenpc(struct map_session_data *sd, int npcid) {
  *
  *------------------------------------------
  */
-int clif_scriptmenu(struct map_session_data *sd, int npcid, char *mes) {
+int clif_scriptmenu(struct map_session_data* sd, int npcid, const char* mes) {
 	int fd = sd->fd;
 	int slen = strlen(mes) + 8;
 	struct block_list *bl = NULL;
@@ -1986,7 +2005,7 @@ int clif_viewpoint(struct map_session_data *sd, int npc_id, int type, int x, int
  *
  *------------------------------------------
  */
-int clif_cutin(struct map_session_data *sd, char *image, int type) {
+int clif_cutin(struct map_session_data* sd, const char* image, int type) {
 	int fd;
 
 	nullpo_retr(0, sd);
@@ -3391,7 +3410,7 @@ int clif_leavechat(struct chat_data* cd,struct map_session_data *sd)
  * 取り引き要請受け
  *------------------------------------------
  */
-int clif_traderequest(struct map_session_data *sd,char *name)
+int clif_traderequest(struct map_session_data* sd, const char* name)
 {
 	int fd;
 
@@ -4864,7 +4883,7 @@ int clif_status_change(struct block_list *bl,int type,int flag)
  * Send message (modified by [Yor])
  *------------------------------------------
  */
-int clif_displaymessage(const int fd, char* mes)
+int clif_displaymessage(const int fd, const char* mes)
 {
 	// invalid pointer?
 	nullpo_retr(-1, mes);
@@ -4891,7 +4910,7 @@ int clif_displaymessage(const int fd, char* mes)
  * 天の声を送信する
  *------------------------------------------
  */
-int clif_GMmessage(struct block_list *bl, char* mes, int len, int flag)
+int clif_GMmessage(struct block_list* bl, const char* mes, int len, int flag)
 {
 	unsigned char *buf;
 	int lp;
@@ -4921,7 +4940,7 @@ int clif_GMmessage(struct block_list *bl, char* mes, int len, int flag)
  * グローバルメッセージ
  *------------------------------------------
  */
-void clif_GlobalMessage(struct block_list *bl,char *message)
+void clif_GlobalMessage(struct block_list* bl, const char* message)
 {
 	char buf[100];
 	int len;
@@ -4944,7 +4963,7 @@ void clif_GlobalMessage(struct block_list *bl,char *message)
  * Send main chat message [LuzZza]
  *------------------------------------------
  */
-void clif_MainChatMessage(char* message) {
+void clif_MainChatMessage(const char* message) {
 
 	char buf[200];
 	int len;
@@ -4968,7 +4987,7 @@ void clif_MainChatMessage(char* message) {
  * Does an announce message in the given color. 
  *------------------------------------------
  */
-int clif_announce(struct block_list *bl, char* mes, int len, unsigned long color, int flag)
+int clif_announce(struct block_list* bl, const char* mes, int len, unsigned long color, int flag)
 {
 	unsigned char *buf;
 	buf = (unsigned char*)aMallocA((len + 16)*sizeof(unsigned char));
@@ -5114,7 +5133,7 @@ int clif_refine(int fd,struct map_session_data *sd,int fail,int index,int val)
  * Wisp/page is transmitted to the destination player
  *------------------------------------------
  */
-int clif_wis_message(int fd, char *nick, char *mes, int mes_len) // R 0097 <len>.w <nick>.24B <message>.?B
+int clif_wis_message(int fd, const char* nick, const char* mes, int mes_len) // R 0097 <len>.w <nick>.24B <message>.?B
 {
 //	printf("clif_wis_message(%d, %s, %s)\n", fd, nick, mes);
 
@@ -5492,7 +5511,7 @@ int clif_openvendingreq(struct map_session_data *sd,int num)
  * 露店看板表示
  *------------------------------------------
  */
-int clif_showvendingboard(struct block_list* bl,char *message,int fd)
+int clif_showvendingboard(struct block_list* bl, const char* message, int fd)
 {
 	unsigned char buf[128];
 
@@ -5780,7 +5799,7 @@ int clif_party_invite(struct map_session_data *sd,struct map_session_data *tsd)
  * 4 -> char of the same account already joined the party
  *------------------------------------------
  */
-int clif_party_inviteack(struct map_session_data *sd,char *nick,int flag)
+int clif_party_inviteack(struct map_session_data* sd, const char* nick, int flag)
 {
 	int fd;
 
@@ -5829,7 +5848,7 @@ int clif_party_option(struct party_data *p,struct map_session_data *sd,int flag)
  * パーティ脱退（脱退前に呼ぶこと）
  *------------------------------------------
  */
-int clif_party_leaved(struct party_data *p,struct map_session_data *sd,int account_id,char *name,int flag)
+int clif_party_leaved(struct party_data* p, struct map_session_data* sd, int account_id, const char* name, int flag)
 {
 	unsigned char buf[64];
 	int i;
@@ -5860,7 +5879,7 @@ int clif_party_leaved(struct party_data *p,struct map_session_data *sd,int accou
  * パーティメッセージ送信
  *------------------------------------------
  */
-int clif_party_message(struct party_data *p,int account_id,char *mes,int len)
+int clif_party_message(struct party_data* p, int account_id, const char* mes, int len)
 {
 	struct map_session_data *sd;
 	int i;
@@ -7207,7 +7226,7 @@ void clif_emotion(struct block_list *bl,int type)
  * トーキーボックス
  *------------------------------------------
  */
-void clif_talkiebox(struct block_list *bl,char* talkie)
+void clif_talkiebox(struct block_list* bl, const char* talkie)
 {
 	unsigned char buf[86];
 
@@ -7292,7 +7311,7 @@ void clif_marriage_process(struct map_session_data *sd)
  * Notice of divorce
  *------------------------------------------
  */
-void clif_divorced(struct map_session_data *sd, char *name)
+void clif_divorced(struct map_session_data* sd, const char* name)
 {
 	int fd;
 	nullpo_retv(sd);
@@ -7366,7 +7385,7 @@ int clif_disp_onlyself(struct map_session_data *sd, const char *mes, int len)
  * Displays a message using the guild-chat colors to the specified targets. [Skotlex]
  *------------------------------------------
  */
-void clif_disp_message(struct block_list *src, char *mes, int len, int type)
+void clif_disp_message(struct block_list* src, const char* mes, int len, int type)
 {
 	unsigned char buf[1024];
 	if (!len) return;
@@ -7789,7 +7808,7 @@ int clif_slide(struct block_list *bl, int x, int y){
  * @me command by lordalfa, rewritten implementation by Skotlex
  *------------------------------------------
 */
-int clif_disp_overhead(struct map_session_data *sd, char* mes)
+int clif_disp_overhead(struct map_session_data *sd, const char* mes)
 {
 	unsigned char buf[256]; //This should be more than sufficient, the theorical max is CHAT_SIZE + 8 (pads and extra inserted crap)
 	int len_mes = strlen(mes)+1; //Account for \0
@@ -8623,7 +8642,7 @@ void clif_parse_GlobalMessage(int fd, struct map_session_data* sd)
 	return;
 }
 
-int clif_message(struct block_list *bl, char* msg)
+int clif_message(struct block_list *bl, const char* msg)
 {
 	unsigned short msg_len = strlen(msg) + 1;
 	unsigned char buf[256];
diff --git a/src/map/clif.h b/src/map/clif.h
index fba601fce..6a0e51da8 100644
--- a/src/map/clif.h
+++ b/src/map/clif.h
@@ -50,8 +50,8 @@ enum {
 #define packet_len(x) packet_db[SERVER][x].len
 extern struct packet_db packet_db[MAX_PACKET_VER + 1][MAX_PACKET_DB];
 
-int clif_setip(char*);
-void clif_setbindip(char*);
+int clif_setip(const char* ip);
+void clif_setbindip(const char* ip);
 void clif_setport(int);
 
 unsigned long clif_getip_long(void);
@@ -75,7 +75,7 @@ int clif_spawn(struct block_list*);	//area
 int clif_walkok(struct map_session_data*);	// self
 int clif_move(struct block_list*);	// area
 int clif_changemap(struct map_session_data*,short,int,int);	//self
-int clif_changemapserver(struct map_session_data*,char*,int,int,int,int);	//self
+int clif_changemapserver(struct map_session_data* sd, const char* mapname, int x, int y, int ip, int port);	//self
 int clif_blown(struct block_list *); // area
 int clif_slide(struct block_list *,int,int); // area
 int clif_fixpos(struct block_list *);	// area
@@ -86,10 +86,10 @@ int clif_selllist(struct map_session_data*);	//self
 int clif_scriptmes(struct map_session_data*,int,const char*);	//self
 int clif_scriptnext(struct map_session_data*,int);	//self
 int clif_scriptclose(struct map_session_data*,int);	//self
-int clif_scriptmenu(struct map_session_data*,int,char*);	//self
+int clif_scriptmenu(struct map_session_data* sd, int npcid, const char* mes);	//self
 int clif_scriptinput(struct map_session_data*,int);	//self
 int clif_scriptinputstr(struct map_session_data *sd,int npcid);	// self
-int clif_cutin(struct map_session_data*,char*,int);	//self
+int clif_cutin(struct map_session_data* sd, const char* image, int type);	//self
 int clif_viewpoint(struct map_session_data*,int,int,int,int,int,int);	//self
 int clif_additem(struct map_session_data*,int,int,int);	//self
 int clif_delitem(struct map_session_data*,int,int);	//self
@@ -110,7 +110,7 @@ int clif_misceffect(struct block_list*,int);	// area
 int clif_misceffect2(struct block_list *bl,int type);
 int clif_changeoption(struct block_list*);	// area
 int clif_useitemack(struct map_session_data*,int,int,int);	// self
-void clif_GlobalMessage(struct block_list *bl,char *message);
+void clif_GlobalMessage(struct block_list* bl, const char* message);
 int clif_createchat(struct map_session_data*,int);	// self
 int clif_dispchat(struct chat_data*,int);	// area or fd
 int clif_joinchatfail(struct map_session_data*,int);	// self
@@ -127,9 +127,9 @@ int clif_fame_alchemist(struct map_session_data *, int);
 int clif_fame_taekwon(struct map_session_data *, int);
 
 void clif_emotion(struct block_list *bl,int type);
-void clif_talkiebox(struct block_list *bl,char* talkie);
+void clif_talkiebox(struct block_list* bl, const char* talkie);
 void clif_wedding_effect(struct block_list *bl);
-void clif_divorced(struct map_session_data *sd, char *);
+void clif_divorced(struct map_session_data* sd, const char* name);
 //void clif_sitting(int fd, struct map_session_data *sd);
 //void clif_callpartner(struct map_session_data *sd);
 void clif_adopt_process(struct map_session_data *sd);
@@ -140,7 +140,7 @@ void clif_parse_ActionRequest_sub(struct map_session_data *sd, int action_type,
 void clif_parse_LoadEndAck(int fd,struct map_session_data *sd);
 
 // trade
-int clif_traderequest(struct map_session_data *sd,char *name);
+int clif_traderequest(struct map_session_data* sd, const char* name);
 int clif_tradestart(struct map_session_data *sd,int type);
 int clif_tradeadditem(struct map_session_data *sd,struct map_session_data *tsd,int index,int amount);
 int clif_tradeitemok(struct map_session_data *sd,int index,int fail);
@@ -209,7 +209,7 @@ int clif_changemapcell(int m,int x,int y,int cell_type,int type);
 int clif_status_load(struct block_list *bl,int type, int flag);
 int clif_status_change(struct block_list *bl,int type,int flag);
 
-int clif_wis_message(int fd,char *nick,char *mes,int mes_len);
+int clif_wis_message(int fd, const char* nick, const char* mes, int mes_len);
 int clif_wis_end(int fd,int flag);
 
 int clif_solved_charname(struct map_session_data *sd,int char_id);
@@ -242,7 +242,7 @@ void clif_changed_dir(struct block_list *bl, int area);
 
 // vending
 int clif_openvendingreq(struct map_session_data *sd,int num);
-int clif_showvendingboard(struct block_list* bl,char *message,int fd);
+int clif_showvendingboard(struct block_list* bl, const char* message, int fd);
 int clif_closevendingboard(struct block_list* bl,int fd);
 int clif_vendinglist(struct map_session_data *sd,int id,struct vending *vending);
 int clif_buyvending(struct map_session_data *sd,int index,int amount,int fail);
@@ -256,10 +256,10 @@ int clif_party_created(struct map_session_data *sd,int flag);
 int clif_party_member_info(struct party_data *p, struct map_session_data *sd);
 int clif_party_info(struct party_data *p, struct map_session_data *sd);
 int clif_party_invite(struct map_session_data *sd,struct map_session_data *tsd);
-int clif_party_inviteack(struct map_session_data *sd,char *nick,int flag);
+int clif_party_inviteack(struct map_session_data* sd, const char* nick, int flag);
 int clif_party_option(struct party_data *p,struct map_session_data *sd,int flag);
-int clif_party_leaved(struct party_data *p,struct map_session_data *sd,int account_id,char *name,int flag);
-int clif_party_message(struct party_data *p,int account_id,char *mes,int len);
+int clif_party_leaved(struct party_data* p, struct map_session_data* sd, int account_id, const char* name, int flag);
+int clif_party_message(struct party_data* p, int account_id, const char* mes, int len);
 int clif_party_move(struct party *p,struct map_session_data *sd,int online);
 int clif_party_xy(struct map_session_data *sd);
 int clif_party_xy_single(int fd, struct map_session_data *sd);
@@ -298,9 +298,9 @@ int clif_guild_xy_remove(struct map_session_data *sd);
 // atcommand
 int clif_displaymessage(const int fd,const char* mes);
 int clif_disp_onlyself(struct map_session_data *sd,const char *mes,int len);
-void clif_disp_message(struct block_list *src, char *mes, int len, int type);
-int clif_GMmessage(struct block_list *bl,char* mes,int len,int flag);
-void clif_MainChatMessage(char* message); //luzza
+void clif_disp_message(struct block_list* src, const char* mes, int len, int type);
+int clif_GMmessage(struct block_list* bl, const char* mes, int len, int flag);
+void clif_MainChatMessage(const char* message); //luzza
 int clif_announce(struct block_list *bl, const char* mes, int len, unsigned long color, int flag);
 int clif_heal(int fd,int type,int val);
 int clif_resurrection(struct block_list *bl,int type);
@@ -319,7 +319,7 @@ int clif_pet_emotion(struct pet_data *pd,int param);
 int clif_pet_performance(struct block_list *bl,int param);
 int clif_pet_equip(struct pet_data *pd);
 int clif_pet_food(struct map_session_data *sd,int foodid,int fail);
-int clif_send(unsigned char *buf, int len, struct block_list *bl, int type);
+int clif_send(const unsigned char *buf, int len, struct block_list *bl, int type);
 
 //friends list
 int clif_friendslist_toggle_sub(struct map_session_data *sd,va_list ap);
@@ -330,7 +330,7 @@ void clif_friendslist_reqack(struct map_session_data *sd, struct map_session_dat
 int clif_mob_hp(struct mob_data *md);
 int clif_weather(int m); // [Valaris]
 int clif_specialeffect(struct block_list *bl,int type, int flag); // special effects [Valaris]
-int clif_message(struct block_list *bl, char* msg); // messages (from mobs/npcs) [Valaris]
+int clif_message(struct block_list *bl, const char* msg); // messages (from mobs/npcs) [Valaris]
 
 int clif_GM_kickack(struct map_session_data *sd,int id);
 int clif_GM_kick(struct map_session_data *sd,struct map_session_data *tsd,int type);
@@ -338,7 +338,7 @@ int clif_GM_silence(struct map_session_data *sd,struct map_session_data *tsd,int
 int clif_timedout(struct map_session_data *sd);
 
 int clif_foreachclient(int (*)(struct map_session_data*,va_list),...);
-int clif_disp_overhead(struct map_session_data *sd, char* mes);
+int clif_disp_overhead(struct map_session_data *sd, const char* mes);
 
 int do_final_clif(void);
 int do_init_clif(void);
diff --git a/src/map/irc.c b/src/map/irc.c
index 2300dd3ac..7228da81a 100644
--- a/src/map/irc.c
+++ b/src/map/irc.c
@@ -64,7 +64,7 @@ int irc_connect_timer(int tid, unsigned int tick, int id, int data)
 	return 0;
 }
 
-void irc_announce(char *buf)
+void irc_announce(const char* buf)
 {
 	char send_string[256];
 	// memset(send_string,'\0',256); // NOT REQUIRED
diff --git a/src/map/irc.h b/src/map/irc.h
index 163ac0793..1cf02692c 100644
--- a/src/map/irc.h
+++ b/src/map/irc.h
@@ -26,7 +26,7 @@ extern short irc_announce_mvp_flag;
 extern short irc_announce_shop_flag;
 extern short irc_announce_jobchange_flag;
 
-void irc_announce(char *buf);
+void irc_announce(const char* buf);
 void irc_announce_jobchange(struct map_session_data *sd);
 void irc_announce_shop(struct map_session_data *sd,int flag);
 void irc_announce_mvp(struct map_session_data *sd, struct mob_data *md);
diff --git a/src/map/map.c b/src/map/map.c
index 663085107..7bd04015b 100644
--- a/src/map/map.c
+++ b/src/map/map.c
@@ -2072,7 +2072,7 @@ void map_removemobs(int m)
  * map名からmap番?へ?換
  *------------------------------------------
  */
-int map_mapname2mapid(char *name) {
+int map_mapname2mapid(const char* name) {
 	unsigned short map_index;
 	map_index = mapindex_name2id(name);
 	if (!map_index)
diff --git a/src/map/map.h b/src/map/map.h
index 719ad85c4..4ce73972e 100644
--- a/src/map/map.h
+++ b/src/map/map.h
@@ -1375,7 +1375,7 @@ struct map_session_data * map_charid2sd(int);
 struct map_session_data * map_id2sd(int);
 struct block_list * map_id2bl(int);
 int map_mapindex2mapid(unsigned short mapindex);
-int map_mapname2mapid(char*);
+int map_mapname2mapid(const char* name);
 int map_mapname2ipport(unsigned short,int*,int*);
 int map_setipport(unsigned short map,unsigned long ip,int port);
 int map_eraseipport(unsigned short map,unsigned long ip,int port);
diff --git a/src/map/mob.c b/src/map/mob.c
index da4696620..db519fce9 100644
--- a/src/map/mob.c
+++ b/src/map/mob.c
@@ -311,7 +311,7 @@ struct mob_data *mob_once_spawn_sub(struct block_list *bl, int m,
  * The MOB appearance for one time (for scripts)
  *------------------------------------------
  */
-int mob_once_spawn (struct map_session_data *sd, char *mapname,
+int mob_once_spawn (struct map_session_data *sd, const char *mapname,
 	short x, short y, const char *mobname, int class_, int amount, const char *event)
 {
 	struct mob_data *md = NULL;
@@ -364,7 +364,7 @@ int mob_once_spawn (struct map_session_data *sd, char *mapname,
  * The MOB appearance for one time (& area specification for scripts)
  *------------------------------------------
  */
-int mob_once_spawn_area(struct map_session_data *sd,char *mapname,
+int mob_once_spawn_area(struct map_session_data *sd,const char *mapname,
 	int x0,int y0,int x1,int y1,
 	const char *mobname,int class_,int amount,const char *event)
 {
@@ -459,7 +459,7 @@ static int mob_spawn_guardian_sub(int tid,unsigned int tick,int id,int data)
  * Summoning Guardians [Valaris]
  *------------------------------------------
  */
-int mob_spawn_guardian(char *mapname,short x,short y,const char *mobname,int class_,const char *event,int guardian)
+int mob_spawn_guardian(const char* mapname, short x, short y, const char* mobname, int class_, const char* event, int guardian)
 {
 	struct mob_data *md=NULL;
 	struct spawn_data data;
diff --git a/src/map/mob.h b/src/map/mob.h
index 09dfb5a2a..61f0d6345 100644
--- a/src/map/mob.h
+++ b/src/map/mob.h
@@ -151,13 +151,13 @@ int mobdb_checkid(const int id);
 struct view_data* mob_get_viewdata(int class_);
 struct mob_data *mob_once_spawn_sub(struct block_list *bl, int m,
 	short x, short y, const char *mobname, int class_, const char *event);
-int mob_once_spawn(struct map_session_data *sd,char *mapname,
+int mob_once_spawn(struct map_session_data *sd,const char *mapname,
 	short x,short y,const char *mobname,int class_,int amount,const char *event);
-int mob_once_spawn_area(struct map_session_data *sd,char *mapname,
+int mob_once_spawn_area(struct map_session_data *sd,const char *mapname,
 	int x0,int y0,int x1,int y1,
 	const char *mobname,int class_,int amount,const char *event);
 
-int mob_spawn_guardian(char *mapname,short x,short y,const char *mobname,int class_,const char *event,int guardian);	// Spawning Guardians [Valaris]
+int mob_spawn_guardian(const char* mapname, short x, short y, const char* mobname, int class_, const char* event, int guardian);	// Spawning Guardians [Valaris]
 int mob_guardian_guildchange(struct block_list *bl,va_list ap); //Change Guardian's ownership. [Skotlex]
 
 int mob_randomwalk(struct mob_data *md,int tick);
diff --git a/src/map/npc.c b/src/map/npc.c
index 695037b8d..70fac3c5c 100644
--- a/src/map/npc.c
+++ b/src/map/npc.c
@@ -914,13 +914,13 @@ int npc_event (struct map_session_data *sd, const unsigned char *eventname, int
 
 int npc_command_sub(DBKey key,void *data,va_list ap)
 {
-	unsigned char *p = key.str;
+	const char* p = (const char*)key.str;
 	struct event_data *ev=(struct event_data *)data;
-	unsigned char *npcname=va_arg(ap,char *);
-	char *command=va_arg(ap,char *);
+	const char* npcname = va_arg(ap, const char*);
+	const char* command = va_arg(ap, const char*);
 	unsigned char temp[100];
 
-	if(strcmp(ev->nd->name,npcname)==0 && (p=strchr(p,':')) && p && strnicmp("::OnCommand",p,10)==0 ){
+	if(strcmp(ev->nd->name,npcname)==0 && (p=strchr(p,':')) && strnicmp("::OnCommand",p,10)==0 ){
 		sscanf(&p[11],"%s",temp);
 
 		if (strcmp(command,temp)==0)
@@ -930,9 +930,9 @@ int npc_command_sub(DBKey key,void *data,va_list ap)
 	return 0;
 }
 
-int npc_command(struct map_session_data *sd,const unsigned char *npcname,char *command)
+int npc_command(struct map_session_data* sd, const char* npcname, const char* command)
 {
-	ev_db->foreach(ev_db,npc_command_sub,npcname,command);
+	ev_db->foreach(ev_db, npc_command_sub, npcname, command);
 
 	return 0;
 }
@@ -1152,7 +1152,7 @@ TBL_NPC *npc_checknear(struct map_session_data *sd,struct block_list *bl)
  * NPCのオープンチャット発言
  *------------------------------------------
  */
-int npc_globalmessage(const char *name,char *mes)
+int npc_globalmessage(const char *name,const char *mes)
 {
 	struct npc_data *nd=(struct npc_data *) strdb_get(npcname_db,(unsigned char*)name);
 	char temp[100];
diff --git a/src/map/npc.h b/src/map/npc.h
index 86bce296c..0a1025040 100644
--- a/src/map/npc.h
+++ b/src/map/npc.h
@@ -38,7 +38,7 @@ int npc_event_dequeue(struct map_session_data *sd);
 int npc_event_timer(int tid,unsigned int tick,int id,int data);
 int npc_event(struct map_session_data *sd,const unsigned char *npcname,int);
 int npc_timer_event(const unsigned char *eventname);				// Added by RoVeRT
-int npc_command(struct map_session_data *sd,const unsigned char *npcname,char *command);
+int npc_command(struct map_session_data* sd, const char* npcname, const char* command);
 int npc_touch_areanpc(struct map_session_data *,int,int,int);
 int npc_touch_areanpc2(struct block_list *bl); // [Skotlex]
 int npc_check_areanpc(int flag,int m,int x,int y,int range);
@@ -52,7 +52,7 @@ int npc_selllist(struct map_session_data *,int,unsigned short *);
 int npc_parse_mob(char *w1,char *w2,char *w3,char *w4);
 int npc_parse_mob2 (struct spawn_data*, int index); // [Wizputer]
 int npc_parse_warp(char *w1,char *w2,char *w3,char *w4);
-int npc_globalmessage(const char *name,char *mes);
+int npc_globalmessage(const char *name,const char *mes);
 
 int npc_enable(const char *name,int flag);
 int npc_changename(const char *name, const char *newname, short look); // [Lance]
diff --git a/src/map/npc_chat.c b/src/map/npc_chat.c
index f7c955257..e77c93020 100644
--- a/src/map/npc_chat.c
+++ b/src/map/npc_chat.c
@@ -479,8 +479,8 @@ int mob_chat_sub(struct block_list *bl, va_list ap){
 
 int buildin_defpattern(struct script_state *st) {
     int setid=conv_num(st,& (st->stack->stack_data[st->start+2]));
-    char *pattern=conv_str(st,& (st->stack->stack_data[st->start+3]));
-    char *label=conv_str(st,& (st->stack->stack_data[st->start+4]));
+    const char *pattern=conv_str(st,& (st->stack->stack_data[st->start+3]));
+    const char *label=conv_str(st,& (st->stack->stack_data[st->start+4]));
     struct npc_data *nd=(struct npc_data *)map_id2bl(st->oid);
     
     npc_chat_def_pattern(nd, setid, pattern, label);
diff --git a/src/map/script.c b/src/map/script.c
index 57a738d28..eb1bc4609 100644
--- a/src/map/script.c
+++ b/src/map/script.c
@@ -4245,7 +4245,7 @@ BUILDIN_FUNC(callfunc)
 	struct script_code *scr, *oldscr;
 	const char *str=conv_str(st,& (st->stack->stack_data[st->start+2]));
 
-	if( (scr=strdb_get(userfunc_db,str)) ){
+	if( (scr=strdb_get(userfunc_db,(unsigned char*)str)) ){
 		int i,j;
 		struct linkdb_node **oldval = st->stack->var_function;
 		for(i=st->start+3,j=0;i<st->end;i++,j++)
@@ -9141,12 +9141,14 @@ BUILDIN_FUNC(getcastlename)
 
 BUILDIN_FUNC(getcastledata)
 {
-	const char *mapname=conv_str(st,& (st->stack->stack_data[st->start+2]));
+	char mapname[MAP_NAME_LENGTH+1];
 	int index=conv_num(st,& (st->stack->stack_data[st->start+3]));
 	const char *event=NULL;
 	struct guild_castle *gc;
 	int i,j;
 
+	strncpy(mapname, conv_str(st,script_getdata(st,2)), MAP_NAME_LENGTH);
+	mapname[MAP_NAME_LENGTH] = '\0';
 	map_normalize_name(mapname);
 
 	if( st->end>st->start+4 && index==0){
@@ -9206,12 +9208,14 @@ BUILDIN_FUNC(getcastledata)
 
 BUILDIN_FUNC(setcastledata)
 {
-	const char *mapname=conv_str(st,& (st->stack->stack_data[st->start+2]));
+	char mapname[MAP_NAME_LENGTH+1];
 	int index=conv_num(st,& (st->stack->stack_data[st->start+3]));
 	int value=conv_num(st,& (st->stack->stack_data[st->start+4]));
 	struct guild_castle *gc;
 	int i;
 
+	strncpy(mapname, conv_str(st,script_getdata(st,2)), MAP_NAME_LENGTH);
+	mapname[MAP_NAME_LENGTH] = '\0';
 	map_normalize_name(mapname);
 
 	for(i=0;i<MAX_GUILDCASTLE;i++){
@@ -11751,7 +11755,6 @@ BUILDIN_FUNC(compare)
 {
 	const char *message;
    const char *cmpstring;
-   int j;
    message = conv_str(st,& (st->stack->stack_data[st->start+2]));
    cmpstring = conv_str(st,& (st->stack->stack_data[st->start+3]));
    push_val(st->stack,C_INT,(stristr(message,cmpstring) != NULL));
@@ -12374,7 +12377,7 @@ BUILDIN_FUNC(checkchatting) // check chatting [Marka]
 	return 0;
 }
 
-int axtoi(char *hexStg)
+int axtoi(const char *hexStg)
 {
 	int n = 0;         // position in string
 	int m = 0;         // position in digit[] to shift