From 72d4d2df6918917a50c057fea3f5847f9e3750eb Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Wed, 19 Apr 2017 23:53:07 +0300
Subject: Drop support for client protocol version 3 (Nov 28 2014).

---
 src/echar/char.c   | 81 ++++++++++++++++++++++++------------------------------
 src/elogin/parse.c |  4 +--
 src/emap/clif.c    | 12 --------
 src/emap/send.c    |  2 +-
 4 files changed, 39 insertions(+), 60 deletions(-)

diff --git a/src/echar/char.c b/src/echar/char.c
index 6d16e56..d6a2c40 100644
--- a/src/echar/char.c
+++ b/src/echar/char.c
@@ -36,32 +36,29 @@ void echar_parse_char_create_new_char(int *fdPtr, struct char_session_data **sdP
     if (!sd)
         return;
 
-    if (sd->version >= 4)
+    race = RFIFOW(fd, 31);
+    if (race < min_char_class || race > max_char_class)
     {
-        race = RFIFOW(fd, 31);
-        if (race < min_char_class || race > max_char_class)
-        {
-            chr->creation_failed(fd, -10);
-            RFIFOSKIP(fd, 31 + 5);
-            hookStop();
-            return;
-        }
-        sex = RFIFOB(fd, 33);
-        if (sex != 0 && sex != 1 && sex != 3 && sex != 99)
-        {
-            chr->creation_failed(fd, -11);
-            RFIFOSKIP(fd, 31 + 5);
-            hookStop();
-            return;
-        }
-        look = RFIFOW(fd, 34);
-        if (look < min_look || look > max_look)
-        {
-            chr->creation_failed(fd, -12);
-            RFIFOSKIP(fd, 31 + 5);
-            hookStop();
-            return;
-        }
+        chr->creation_failed(fd, -10);
+        RFIFOSKIP(fd, 31 + 5);
+        hookStop();
+        return;
+    }
+    sex = RFIFOB(fd, 33);
+    if (sex != 0 && sex != 1 && sex != 3 && sex != 99)
+    {
+        chr->creation_failed(fd, -11);
+        RFIFOSKIP(fd, 31 + 5);
+        hookStop();
+        return;
+    }
+    look = RFIFOW(fd, 34);
+    if (look < min_look || look > max_look)
+    {
+        chr->creation_failed(fd, -12);
+        RFIFOSKIP(fd, 31 + 5);
+        hookStop();
+        return;
     }
 
     // +++ need remove addition sql query after this line for set sex
@@ -76,33 +73,27 @@ void echar_parse_char_create_new_char(int *fdPtr, struct char_session_data **sdP
         struct mmo_charstatus char_dat;
         chr->mmo_char_fromsql(result, &char_dat, false); //Only the short data is needed.
 
-        if (sd->version >= 4)
+        char_dat.class = race;
+        char_dat.sex = sex;
+        char_dat.clothes_color = look;
+
+        chr->mmo_char_tosql(result, &char_dat);
+        char cSex = 'U';
+        if (sex == SEX_MALE)
+            cSex = 'M';
+        else if (sex == SEX_FEMALE)
+            cSex = 'F';
+
+        if (SQL_ERROR == SQL->Query(inter->sql_handle, "UPDATE `%s` SET `sex` = '%c' WHERE `char_id` = '%d'", "char", cSex, char_dat.char_id))
         {
-            char_dat.class = race;
-            char_dat.sex = sex;
-            char_dat.clothes_color = look;
-
-            chr->mmo_char_tosql(result, &char_dat);
-            char cSex = 'U';
-            if (sex == SEX_MALE)
-                cSex = 'M';
-            else if (sex == SEX_FEMALE)
-                cSex = 'F';
-
-            if (SQL_ERROR == SQL->Query(inter->sql_handle, "UPDATE `%s` SET `sex` = '%c' WHERE `char_id` = '%d'", "char", cSex, char_dat.char_id))
-            {
-                Sql_ShowDebug(inter->sql_handle);
-            }
+            Sql_ShowDebug(inter->sql_handle);
         }
         chr->creation_ok(fd, &char_dat);
 
         // add new entry to the chars list
         sd->found_char[char_dat.slot] = result; // the char_id of the new char
     }
-    if (sd->version >= 4)
-        RFIFOSKIP(fd, 31 + 5);
-    else
-        RFIFOSKIP(fd, 31);
+    RFIFOSKIP(fd, 31 + 5);
     hookStop();
 }
 
diff --git a/src/elogin/parse.c b/src/elogin/parse.c
index 1a53683..6a1052d 100644
--- a/src/elogin/parse.c
+++ b/src/elogin/parse.c
@@ -34,7 +34,7 @@ void login_parse_version(int fd)
 
     clientVersion = RFIFOL(fd, 2);
 
-    if (clientVersion < 3)
+    if (clientVersion < 4)
     {
         lclif->login_error(fd, 5);
         return;
@@ -58,7 +58,7 @@ bool elogin_client_login_pre(int *fdPtr,
     char username[NAME_LENGTH];
     safestrncpy(username, RFIFOP(fd, 6), NAME_LENGTH);
     int len = (int)safestrnlen(username, NAME_LENGTH);
-    if (clientVersion < 3)
+    if (clientVersion < 4)
     {
         lclif->login_error(fd, 5);
         hookStop();
diff --git a/src/emap/clif.c b/src/emap/clif.c
index d9245a8..7d75a85 100644
--- a/src/emap/clif.c
+++ b/src/emap/clif.c
@@ -551,18 +551,6 @@ int eclif_send_actual_pre(int *fd,
     if (*len >= 2)
     {
         const int packet = RBUFW (buf, 0);
-        if (packet >= 0xb03 && packet <= 0xb0a)
-        {
-            struct SessionExt *data = session_get(*fd);
-            if (!data)
-                return 0;
-            if (data->clientVersion < 4)
-            {   // not sending new packets to old clients
-//                ShowWarning("skip packet %d\n", packet);
-                hookStop();
-                return 0;
-            }
-        }
         if (packet == 0xb0b)
         {
             struct SessionExt *data = session_get(*fd);
diff --git a/src/emap/send.c b/src/emap/send.c
index 2cbafe5..c3b9478 100644
--- a/src/emap/send.c
+++ b/src/emap/send.c
@@ -194,7 +194,7 @@ void send_pc_info(struct block_list* bl1,
     if (!tsd)
         return;
     struct SessionExt *tdata = session_get_bysd(tsd);
-    if (!tdata || (bl1 != bl2 && tdata->clientVersion < 4))
+    if (!tdata)
         return;
 
     int len = 14;
-- 
cgit v1.2.3-60-g2f50