Rim/iw4x-client
Rim/iw4x-client
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Optimize far-jump patches

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This commit is contained in:
momo5502 2016-02-12 00:36:52 +01:00
parent 4f458b40c3
commit 02b6dd2f19
7 changed files with 25 additions and 8 deletions
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2
deps/protobuf vendored

@ -1 +1 @@
Subproject commit 028d59fccda7a94c3fd39095261caceb77456af3 Subproject commit caf1fb7197ee94c07108fc7cfbca07432b185a28

1
premake5.lua
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@ -110,6 +110,7 @@ workspace "iw4x"
} }
buildoptions { buildoptions {
"/wd4100", -- "Unused formal parameter" "/wd4100", -- "Unused formal parameter"
"/wd6011", -- "Dereferencing NULL pointer"
} }
defines { defines {
"_SCL_SECURE_NO_WARNINGS", "_SCL_SECURE_NO_WARNINGS",

2
src/Components/Modules/Network.cpp
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@ -242,7 +242,7 @@ namespace Components
Utils::Hook(0x5AA709, Network::PacketInterceptionHandler, HOOK_CALL).Install()->Quick(); Utils::Hook(0x5AA709, Network::PacketInterceptionHandler, HOOK_CALL).Install()->Quick();
// Install packet deploy hook // Install packet deploy hook
Utils::Hook::Set<int>(0x5AA715, (DWORD)Network::DeployPacketStub - 0x5AA713 - 6); Utils::Hook::RedirectJump(0x5AA713, Network::DeployPacketStub);
} }
Network::~Network() Network::~Network()

2
src/Components/Modules/UIScript.cpp
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@ -122,7 +122,7 @@ namespace Components
UIScript::UIScript() UIScript::UIScript()
{ {
// Install handler // Install handler
Utils::Hook::Set<int>(0x45EC5B, (DWORD)UIScript::RunMenuScriptStub - 0x45EC59 - 6); Utils::Hook::RedirectJump(0x45EC59, UIScript::RunMenuScriptStub);
// Install ownerdraw handler // Install ownerdraw handler
Utils::Hook(0x63D233, UIScript::OwnerDrawHandleKeyStub, HOOK_CALL).Install()->Quick(); Utils::Hook(0x63D233, UIScript::OwnerDrawHandleKeyStub, HOOK_CALL).Install()->Quick();

3
src/Proto/node.proto
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@ -2,7 +2,8 @@ syntax = "proto3";
package Proto; package Proto;
message NodePacket { message NodePacket
{
bytes challenge = 1; bytes challenge = 1;
bytes signature = 2; bytes signature = 2;
bytes publicKey = 3; bytes publicKey = 3;

12
src/Utils/Hooking.cpp
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@ -131,4 +131,16 @@ namespace Utils
{ {
Hook::SetString(reinterpret_cast<void*>(place), string); Hook::SetString(reinterpret_cast<void*>(place), string);
} }
void Hook::RedirectJump(void* place, void* stub)
{
char* operandPtr = static_cast<char*>(place) + 2;
int newOperand = reinterpret_cast<int>(stub) - (reinterpret_cast<int>(place) + 6);
Utils::Hook::Set<int>(operandPtr, newOperand);
}
void Hook::RedirectJump(DWORD place, void* stub)
{
Hook::RedirectJump(reinterpret_cast<void*>(place), stub);
}
} }

3
src/Utils/Hooking.hpp
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@ -44,6 +44,9 @@ namespace Utils
static void Nop(void* place, size_t length); static void Nop(void* place, size_t length);
static void Nop(DWORD place, size_t length); static void Nop(DWORD place, size_t length);
static void RedirectJump(void* place, void* stub);
static void RedirectJump(DWORD place, void* stub);
template <typename T> static void Set(void* place, T value) template <typename T> static void Set(void* place, T value)
{ {
*static_cast<T*>(place) = value; *static_cast<T*>(place) = value;