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authormekolat <mekolat@users.noreply.github.com>2015-05-17 16:59:59 -0400
committermekolat <mekolat@users.noreply.github.com>2015-05-17 16:59:59 -0400
commit48021640ce0e76f1dfd7527b88fa33f2b74f4909 (patch)
tree8d1fcabdd4dd2c7b47da1a34b72490a8f19b867b /src/char
parent87f9bae4da0314e97f1a3e38513960998ee4d05d (diff)
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reject very old manaplus versions
Diffstat (limited to 'src/char')
-rw-r--r--src/char/char.cpp9
-rw-r--r--src/char/char.hpp3
2 files changed, 12 insertions, 0 deletions
diff --git a/src/char/char.cpp b/src/char/char.cpp
index 345265f..7ad6dff 100644
--- a/src/char/char.cpp
+++ b/src/char/char.cpp
@@ -62,6 +62,7 @@
#include "../proto2/any-user.hpp"
#include "../proto2/login-admin.hpp"
#include "../proto2/login-char.hpp"
+#include "../proto2/login-user.hpp"
#include "../proto2/char-map.hpp"
#include "../proto2/char-user.hpp"
@@ -2259,6 +2260,14 @@ void parse_char(Session *s)
special.magic_packet_length = 4;
send_ppacket<0x8000>(s, special);
+ if(sd->packet_client_version < MIN_CLIENT_VERSION)
+ {
+ Packet_Fixed<0x006a> fixed_6a;
+ fixed_6a.error_code = 5;
+ send_fpacket<0x006a, 23>(s, fixed_6a);
+ goto x65_out;
+ }
+
// search authentification
for (AuthFifoEntry& afi : auth_fifo)
{
diff --git a/src/char/char.hpp b/src/char/char.hpp
index 049875b..8adac4d 100644
--- a/src/char/char.hpp
+++ b/src/char/char.hpp
@@ -42,6 +42,9 @@ std::chrono::seconds DEFAULT_AUTOSAVE_INTERVAL = 5_min;
constexpr
GmLevel default_gm_level = GmLevel::from(0_u32);
+// increase the min version when the protocol is incompatible with old m+ versions
+#define MIN_CLIENT_VERSION 1
+
struct AuthFifoEntry
{
AccountId account_id;