From f8b3342f690816022d26038389431002e9cf3648 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Thu, 13 Aug 2015 22:53:12 +0300
Subject: Fix and restore client version in login and char server.

---
 src/echar/char.c   | 14 ++++++++++++++
 src/echar/char.h   |  4 ++++
 src/echar/init.c   |  2 ++
 src/elogin/init.c  |  1 +
 src/elogin/parse.c | 13 +++++++++++++
 src/elogin/parse.h |  1 +
 6 files changed, 35 insertions(+)

(limited to 'src')

diff --git a/src/echar/char.c b/src/echar/char.c
index 6a01e8f..409da75 100644
--- a/src/echar/char.c
+++ b/src/echar/char.c
@@ -88,6 +88,20 @@ void echar_parse_char_create_new_char(int *fdPtr, struct char_session_data* sd)
     hookStop();
 }
 
+static int tmpVersion = 0;
+
+void echar_parse_char_connect_pre(int *fdPtr, struct char_session_data *sd, uint32 *ipl)
+{
+    tmpVersion = RFIFOW(*fdPtr, 14);
+}
+
+void echar_parse_char_connect_post(int *fdPtr, struct char_session_data *sd, uint32 *ipl)
+{
+    sd = (struct char_session_data*)session[*fdPtr]->session_data;
+    if (sd)
+        sd->version = tmpVersion;
+}
+
 void echar_creation_failed(int *fdPtr, int *result)
 {
     const int fd = *fdPtr;
diff --git a/src/echar/char.h b/src/echar/char.h
index 27994ba..1bf9923 100644
--- a/src/echar/char.h
+++ b/src/echar/char.h
@@ -26,4 +26,8 @@ int echar_mmo_char_send_characters(int retVal, int *fdPtr, struct char_session_d
 
 void send_additional_slots(int fd, struct char_session_data* sd);
 
+void echar_parse_char_connect_pre(int *fdPtr, struct char_session_data *sd, uint32 *ipl);
+
+void echar_parse_char_connect_post(int *fdPtr, struct char_session_data *sd, uint32 *ipl);
+
 #endif  // EVOL_CHAR_CHAR
diff --git a/src/echar/init.c b/src/echar/init.c
index 0fa8c62..6fdd887 100644
--- a/src/echar/init.c
+++ b/src/echar/init.c
@@ -65,9 +65,11 @@ HPExport void plugin_init (void)
 
     addHookPre("chr->parse_char_create_new_char", echar_parse_char_create_new_char);
     addHookPre("chr->creation_failed", echar_creation_failed);
+    addHookPre("chr->parse_char_connect", echar_parse_char_connect_pre);
 
     addHookPost("chr->mmo_char_send099d", echar_mmo_char_send099d);
     addHookPost("chr->mmo_char_send_characters", echar_mmo_char_send_characters);
+    addHookPost("chr->parse_char_connect", echar_parse_char_connect_post);
 }
 
 HPExport void server_preinit (void)
diff --git a/src/elogin/init.c b/src/elogin/init.c
index e0411bd..7d112ea 100644
--- a/src/elogin/init.c
+++ b/src/elogin/init.c
@@ -39,6 +39,7 @@ HPExport void plugin_init (void)
     addHookPre("login->parse_client_login", elogin_parse_client_login_pre);
     addHookPre("login->check_password", elogin_check_password);
     addHookPre("login->parse_ping", elogin_parse_ping);
+    addHookPost("login->parse_client_login", elogin_parse_client_login_post);
 }
 
 HPExport void server_preinit (void)
diff --git a/src/elogin/parse.c b/src/elogin/parse.c
index 3a015d1..657ef7e 100644
--- a/src/elogin/parse.c
+++ b/src/elogin/parse.c
@@ -67,9 +67,22 @@ int elogin_parse_client_login_pre(int *fdPtr,
         return 1;
     }
 
+    short *ptr = RFIFOP(fd, 2);
+    if (*ptr == 20)
+        *ptr = clientVersion;
     return 0;
 }
 
+int elogin_parse_client_login_post(int retVal, int *fdPtr,
+                                   struct login_session_data* sd,
+                                   const char *const ip __attribute__ ((unused)))
+{
+    sd = (struct login_session_data*)session[*fdPtr]->session_data;
+    if (sd)
+        sd->version = clientVersion;
+    return retVal;
+}
+
 void elogin_parse_client_login2(int fd)
 {
     char username[NAME_LENGTH];
diff --git a/src/elogin/parse.h b/src/elogin/parse.h
index ad76331..400d2f4 100644
--- a/src/elogin/parse.h
+++ b/src/elogin/parse.h
@@ -6,6 +6,7 @@
 
 void login_parse_version(int fd);
 int elogin_parse_client_login_pre(int *fd, struct login_session_data* sd, const char *const ip);
+int elogin_parse_client_login_post(int retVal, int *fd, struct login_session_data* sd, const char *const ip);
 void elogin_parse_client_login2(int fd);
 void elogin_parse_ping(int *fd, struct login_session_data* sd);
 void elogin_parse_change_paassword(int fd);
-- 
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