mirror of
https://github.com/orange-cpp/omath.git
synced 2026-04-18 16:43:27 +00:00
fix windows x32 bit
This commit is contained in:
@@ -20,10 +20,28 @@ public:
|
||||
int m_health{123};
|
||||
};
|
||||
|
||||
// Free functions that mimic member function calling convention (this as first arg)
|
||||
inline int free_add(void* /*this_ptr*/, int a, int b) { return a + b; }
|
||||
inline float free_scale(void* /*this_ptr*/, float val, float factor) { return val * factor; }
|
||||
inline int free_get_42(const void* /*this_ptr*/) { return 42; }
|
||||
// Helper to extract a member function pointer address as const void*
|
||||
template<typename T>
|
||||
const void* member_fn_to_ptr(T fn)
|
||||
{
|
||||
union
|
||||
{
|
||||
T member;
|
||||
const void* ptr;
|
||||
} u{};
|
||||
static_assert(sizeof(T) == sizeof(const void*), "Only simple member function pointers supported");
|
||||
u.member = fn;
|
||||
return u.ptr;
|
||||
}
|
||||
|
||||
// Target class with non-virtual member functions for call_method testing
|
||||
class MethodTarget
|
||||
{
|
||||
public:
|
||||
int add(int a, int b) { return a + b; }
|
||||
float scale(float val, float factor) { return val * factor; }
|
||||
int get_42() const { return 42; }
|
||||
};
|
||||
|
||||
class RevPlayer final : omath::rev_eng::InternalReverseEngineeredObject
|
||||
{
|
||||
@@ -57,20 +75,20 @@ public:
|
||||
return call_virtual_method<1, int>();
|
||||
}
|
||||
|
||||
// Wrappers exposing call_method for testing
|
||||
// Wrappers exposing call_method for testing with real member function addresses
|
||||
int call_add(int a, int b)
|
||||
{
|
||||
return call_method<int>(reinterpret_cast<const void*>(&free_add), a, b);
|
||||
return call_method<int>(member_fn_to_ptr(&MethodTarget::add), a, b);
|
||||
}
|
||||
|
||||
float call_scale(float val, float factor)
|
||||
{
|
||||
return call_method<float>(reinterpret_cast<const void*>(&free_scale), val, factor);
|
||||
return call_method<float>(member_fn_to_ptr(&MethodTarget::scale), val, factor);
|
||||
}
|
||||
|
||||
int call_get_42() const
|
||||
{
|
||||
return call_method<int>(reinterpret_cast<const void*>(&free_get_42));
|
||||
return call_method<int>(member_fn_to_ptr(&MethodTarget::get_42));
|
||||
}
|
||||
};
|
||||
|
||||
@@ -89,38 +107,38 @@ TEST(unit_test_reverse_enineering, read_test)
|
||||
|
||||
TEST(unit_test_reverse_enineering, call_method_with_args)
|
||||
{
|
||||
Player player_original;
|
||||
auto* player_reversed = reinterpret_cast<RevPlayer*>(&player_original);
|
||||
MethodTarget target;
|
||||
auto* rev = reinterpret_cast<RevPlayer*>(&target);
|
||||
|
||||
EXPECT_EQ(free_add(nullptr, 3, 4), player_reversed->call_add(3, 4));
|
||||
EXPECT_EQ(7, player_reversed->call_add(3, 4));
|
||||
EXPECT_EQ(target.add(3, 4), rev->call_add(3, 4));
|
||||
EXPECT_EQ(7, rev->call_add(3, 4));
|
||||
}
|
||||
|
||||
TEST(unit_test_reverse_enineering, call_method_float_args)
|
||||
{
|
||||
Player player_original;
|
||||
auto* player_reversed = reinterpret_cast<RevPlayer*>(&player_original);
|
||||
MethodTarget target;
|
||||
auto* rev = reinterpret_cast<RevPlayer*>(&target);
|
||||
|
||||
EXPECT_FLOAT_EQ(6.0f, player_reversed->call_scale(2.0f, 3.0f));
|
||||
EXPECT_FLOAT_EQ(0.0f, player_reversed->call_scale(0.0f, 100.0f));
|
||||
EXPECT_FLOAT_EQ(-5.0f, player_reversed->call_scale(5.0f, -1.0f));
|
||||
EXPECT_FLOAT_EQ(6.0f, rev->call_scale(2.0f, 3.0f));
|
||||
EXPECT_FLOAT_EQ(0.0f, rev->call_scale(0.0f, 100.0f));
|
||||
EXPECT_FLOAT_EQ(-5.0f, rev->call_scale(5.0f, -1.0f));
|
||||
}
|
||||
|
||||
TEST(unit_test_reverse_enineering, call_method_const)
|
||||
{
|
||||
Player player_original;
|
||||
const auto* player_reversed = reinterpret_cast<const RevPlayer*>(&player_original);
|
||||
MethodTarget target;
|
||||
const auto* rev = reinterpret_cast<const RevPlayer*>(&target);
|
||||
|
||||
EXPECT_EQ(42, player_reversed->call_get_42());
|
||||
EXPECT_EQ(42, rev->call_get_42());
|
||||
}
|
||||
|
||||
TEST(unit_test_reverse_enineering, call_method_no_extra_args)
|
||||
{
|
||||
Player player_original;
|
||||
const auto* player_reversed = reinterpret_cast<const RevPlayer*>(&player_original);
|
||||
MethodTarget target;
|
||||
const auto* rev = reinterpret_cast<const RevPlayer*>(&target);
|
||||
|
||||
// call_get_42 takes no arguments beyond this — verifies zero-arg pack works
|
||||
EXPECT_EQ(42, player_reversed->call_get_42());
|
||||
EXPECT_EQ(42, rev->call_get_42());
|
||||
}
|
||||
|
||||
TEST(unit_test_reverse_enineering, call_virtual_method_delegates_to_call_method)
|
||||
|
||||
Reference in New Issue
Block a user