mirror of
https://github.com/alliedmodders/metamod-source.git
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47984a6cb3
! breaks binary compatibility ! --HG-- extra : convert_revision : svn%3Ac2935e3e-5518-0410-8daf-afa5dab7d4e3/trunk%40465
239 lines
6.2 KiB
C++
239 lines
6.2 KiB
C++
#include <string>
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#include "sourcehook_test.h"
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#include "testevents.h"
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// TEST3
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// Tests with inheritance / thisptroffsets
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namespace
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{
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StateList g_States;
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SourceHook::ISourceHook *g_SHPtr;
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SourceHook::Plugin g_PLID;
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MAKE_STATE_1(State_Func1_Called, void*); // param1: This pointer
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MAKE_STATE_1(State_Func2_Called, void*); // param1: This pointer
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MAKE_STATE_1(State_Func3_Called, void*); // param1: This pointer
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MAKE_STATE_1(State_Func1H_Called, void*);
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MAKE_STATE_1(State_Func2H_Called, void*);
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MAKE_STATE_1(State_Func3H_Called, void*);
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class Base1
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{
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int a;
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public:
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virtual void Func1()
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{
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ADD_STATE(State_Func1_Called(reinterpret_cast<void*>(this)));
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}
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};
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class Base2
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{
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int b;
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public:
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virtual void Func2()
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{
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ADD_STATE(State_Func2_Called(reinterpret_cast<void*>(this)));
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}
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};
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class Derived : public Base1, public Base2
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{
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int c;
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public:
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virtual void Func3()
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{
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ADD_STATE(State_Func3_Called(reinterpret_cast<void*>(this)));
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}
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};
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SH_DECL_HOOK0_void(Derived, Func1, SH_NOATTRIB, 0);
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SH_DECL_HOOK0_void(Derived, Func2, SH_NOATTRIB, 0);
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SH_DECL_HOOK0_void(Derived, Func3, SH_NOATTRIB, 0);
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SH_DECL_HOOK0_void(Base1, Func1, SH_NOATTRIB, 0);
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SH_DECL_HOOK0_void(Base2, Func2, SH_NOATTRIB, 0);
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void Handler_Func1()
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{
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ADD_STATE(State_Func1H_Called(META_IFACEPTR(void)));
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}
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void Handler_Func2()
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{
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ADD_STATE(State_Func2H_Called(META_IFACEPTR(void)));
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}
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void Handler_Func3()
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{
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ADD_STATE(State_Func3H_Called(META_IFACEPTR(void)));
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}
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}
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bool TestThisPtrOffs(std::string &error)
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{
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GET_SHPTR(g_SHPtr);
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g_PLID = 1337;
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Derived inst;
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Derived *pD = &inst;
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Base1 *pB1 = pD;
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Base2 *pB2 = pD;
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// It should be:
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// pB1 = pD
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// pB2 > pB1
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// 1)
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// Get a callclass for pD
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// Verify whether the this pointers are correct
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// Also call them normally to make sure that we aren't messing it up ;)
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SourceHook::CallClass<Derived> *pD_CC = SH_GET_CALLCLASS(pD);
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SH_CALL(pD_CC, &Derived::Func1)();
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SH_CALL(pD_CC, &Derived::Func2)();
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SH_CALL(pD_CC, &Derived::Func3)();
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pD->Func1();
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pD->Func2();
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pD->Func3();
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CHECK_STATES((&g_States,
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new State_Func1_Called(pB1),
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new State_Func2_Called(pB2),
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new State_Func3_Called(pD),
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new State_Func1_Called(pB1),
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new State_Func2_Called(pB2),
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new State_Func3_Called(pD),
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NULL), "Part 1");
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SH_CALL(pD_CC, &Base1::Func1)();
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SH_CALL(pD_CC, &Base2::Func2)();
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CHECK_STATES((&g_States,
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new State_Func1_Called(pB1),
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new State_Func2_Called(pB2),
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NULL), "Part 1.1");
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// 2)
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// Get callclasses for the other ones and verify it as well
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SourceHook::CallClass<Base1> *pB1_CC = SH_GET_CALLCLASS(pB1);
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SourceHook::CallClass<Base2> *pB2_CC = SH_GET_CALLCLASS(pB2);
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SH_CALL(pB1_CC, &Base1::Func1)();
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SH_CALL(pB2_CC, &Base2::Func2)();
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CHECK_STATES((&g_States,
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new State_Func1_Called(pB1),
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new State_Func2_Called(pB2),
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NULL), "Part 2");
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// 3) Add hooks on them (referring to them through pD1 / Derived)
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// Check whether the hooks are called with the correct this pointer
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SH_ADD_HOOK(Derived, Func1, pD, SH_STATIC(Handler_Func1), false);
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SH_ADD_HOOK(Derived, Func2, pD, SH_STATIC(Handler_Func2), false);
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SH_ADD_HOOK(Derived, Func3, pD, SH_STATIC(Handler_Func3), false);
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pD->Func1();
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pD->Func2();
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pD->Func3();
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pB1->Func1();
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pB2->Func2();
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// The handlers should always be called with the pointer to Derived
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CHECK_STATES((&g_States,
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new State_Func1H_Called(pD),
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new State_Func1_Called(pB1),
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new State_Func2H_Called(pD),
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new State_Func2_Called(pB2),
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new State_Func3H_Called(pD),
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new State_Func3_Called(pD),
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new State_Func1H_Called(pD),
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new State_Func1_Called(pB1),
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new State_Func2H_Called(pD),
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new State_Func2_Called(pB2),
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NULL), "Part 3");
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SH_REMOVE_HOOK(Derived, Func1, pD, SH_STATIC(Handler_Func1), false);
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SH_REMOVE_HOOK(Derived, Func2, pD, SH_STATIC(Handler_Func2), false);
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SH_REMOVE_HOOK(Derived, Func3, pD, SH_STATIC(Handler_Func3), false);
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// 4)
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// Now add the hooks on Base1 and Base2 and check again
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// Note that the new implicit_cast should convert the pD to Base1*/Base2* :)
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SH_ADD_HOOK(Base1, Func1, pD, SH_STATIC(Handler_Func1), false);
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SH_ADD_HOOK(Base2, Func2, pD, SH_STATIC(Handler_Func2), false);
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SH_ADD_HOOK(Derived, Func3, pD, SH_STATIC(Handler_Func3), false);
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pD->Func1();
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pD->Func2();
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pD->Func3();
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pB1->Func1();
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pB2->Func2();
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// This time, the handlers for Func1 should be called with pB1 and the handlers
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// for Func2 should be called with pB2
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CHECK_STATES((&g_States,
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new State_Func1H_Called(pB1),
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new State_Func1_Called(pB1),
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new State_Func2H_Called(pB2),
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new State_Func2_Called(pB2),
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new State_Func3H_Called(pD),
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new State_Func3_Called(pD),
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new State_Func1H_Called(pB1),
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new State_Func1_Called(pB1),
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new State_Func2H_Called(pB2),
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new State_Func2_Called(pB2),
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NULL), "Part 4");
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SH_REMOVE_HOOK(Base1, Func1, pD, SH_STATIC(Handler_Func1), false);
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SH_REMOVE_HOOK(Base2, Func2, pD, SH_STATIC(Handler_Func2), false);
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SH_REMOVE_HOOK(Derived, Func3, pD, SH_STATIC(Handler_Func3), false);
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// 5)
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// Add some hooks, and use callclasses
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// 5.1) First off, add all of them on pD
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SH_ADD_HOOK(Derived, Func1, pD, SH_STATIC(Handler_Func1), false);
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SH_ADD_HOOK(Derived, Func2, pD, SH_STATIC(Handler_Func2), false);
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SH_ADD_HOOK(Derived, Func3, pD, SH_STATIC(Handler_Func3), false);
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pD->Func1();
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pD->Func2();
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pD->Func3();
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CHECK_STATES((&g_States,
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new State_Func1H_Called(pD),
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new State_Func1_Called(pB1),
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new State_Func2H_Called(pD),
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new State_Func2_Called(pB2),
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new State_Func3H_Called(pD),
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new State_Func3_Called(pD),
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NULL), "Part 5.1");
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SH_CALL(pD_CC, &Derived::Func1)();
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SH_CALL(pD_CC, &Derived::Func2)();
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SH_CALL(pD_CC, &Derived::Func3)();
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SH_CALL(pB1_CC, &Base1::Func1)();
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SH_CALL(pB2_CC, &Base2::Func2)();
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CHECK_STATES((&g_States,
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new State_Func1_Called(pB1),
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new State_Func2_Called(pB2),
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new State_Func3_Called(pD),
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new State_Func1_Called(pB1),
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new State_Func2_Called(pB2),
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NULL), "Part 5.2");
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SH_REMOVE_HOOK(Derived, Func1, pD, SH_STATIC(Handler_Func1), false);
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SH_REMOVE_HOOK(Derived, Func2, pD, SH_STATIC(Handler_Func2), false);
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SH_REMOVE_HOOK(Derived, Func3, pD, SH_STATIC(Handler_Func3), false);
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SH_RELEASE_CALLCLASS(pB1_CC);
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SH_RELEASE_CALLCLASS(pB2_CC);
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SH_RELEASE_CALLCLASS(pD_CC);
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return true;
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}
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