void
HandleRPCPacketFunc
(
unsigned
char
id
,
RPCParameters
*
rpcParams
,
void
(
*
callback
)
(
RPCParameters
*
)
)
{
if
(
rpcParams
!=
nullptr
&&
rpcParams
->
numberOfBitsOfData
>=
8
)
{
switch
(
id
)
{
case
93
:
{
pSAMP
->
addMessageToChat
(
-
1
,
"chat msg"
)
;
break
;
}
}
}
callback
(
rpcParams
)
;
}
uint8_t
_declspec
(
naked
)
hook_handle_rpc_packet
(
void
)
{
static
RPCParameters
*
pRPCParams
=
nullptr
;
static
RPCNode_
*
pRPCNode
=
nullptr
;
static
DWORD dwTmp
=
0
;
__asm pushad
;
__asm mov pRPCParams
,
eax
;
__asm mov pRPCNode
,
edi
;
HandleRPCPacketFunc
(
pRPCNode
->
uniqueIdentifier
,
pRPCParams
,
pRPCNode
->
staticFunctionPointer
)
;
dwTmp
=
pSAMP
->
g_SAMPAddr
(
)
+
0x37443
;
__asm popad
;
__asm add esp
,
4
// overwritten code
__asm jmp dwTmp
;
}
Memory
::
CreateJump
(
(
BYTE
*
)
(
pSAMP
->
g_SAMPAddr
(
)
+
0xFF5701
)
,
(
DWORD
)
&
hook_handle_rpc_packet
,
6U
)
;

BYTE
*
bytes
=
(
BYTE
*
)
"\xFF\x57\x01"
;
Memory
::
memcmp_safe
(
(
uint8_t
*
)
pSAMP
->
g_SAMPAddr
(
)
+
0x3743D
,
bytes
,
3
)
;
Memory
::
CreateJump
(
(
BYTE
*
)
(
pSAMP
->
g_SAMPAddr
(
)
+
0x3743D
)
,
(
DWORD
)
&
hook_handle_rpc_packet
,
6U
)
;