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improvement

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Orange
2026-03-18 21:12:18 +03:00
parent 9cdffcbdb1
commit 91136a61c4
1 changed files with 31 additions and 12 deletions
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43
include/omath/rev_eng/internal_rev_object.hpp
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@@ -21,6 +21,25 @@
namespace omath::rev_eng namespace omath::rev_eng
{ {
template<std::size_t N>
struct FixedString final
{
char data[N]{};
// ReSharper disable once CppNonExplicitConvertingConstructor
constexpr FixedString(const char (&str)[N]) noexcept // NOLINT(*-explicit-constructor)
{
for (std::size_t i = 0; i < N; ++i)
data[i] = str[i];
}
// ReSharper disable once CppNonExplicitConversionOperator
constexpr operator std::string_view() const noexcept // NOLINT(*-explicit-constructor)
{
return {data, N - 1};
}
};
template<std::size_t N>
FixedString(const char (&)[N]) -> FixedString<N>;
class InternalReverseEngineeredObject class InternalReverseEngineeredObject
{ {
protected: protected:
@@ -57,31 +76,31 @@ namespace omath::rev_eng
return reinterpret_cast<MethodType>(const_cast<void*>(ptr))(this, arg_list...); return reinterpret_cast<MethodType>(const_cast<void*>(ptr))(this, arg_list...);
} }
template<auto module_name, auto pattern, class ReturnType> template<FixedString ModuleName, FixedString Pattern, class ReturnType>
ReturnType call_method(auto... arg_list) ReturnType call_method(auto... arg_list)
{ {
static const auto* address = resolve_pattern(module_name, pattern); static const auto* address = resolve_pattern(ModuleName, Pattern);
return call_method<ReturnType>(address, arg_list...); return call_method<ReturnType>(address, arg_list...);
} }
template<auto module_name, auto pattern, class ReturnType> template<FixedString ModuleName, FixedString Pattern, class ReturnType>
ReturnType call_method(auto... arg_list) const ReturnType call_method(auto... arg_list) const
{ {
static const auto* address = resolve_pattern(module_name, pattern); static const auto* address = resolve_pattern(ModuleName, Pattern);
return call_method<ReturnType>(address, arg_list...); return call_method<ReturnType>(address, arg_list...);
} }
template<std::size_t id, class ReturnType> template<std::size_t Id, class ReturnType>
ReturnType call_virtual_method(auto... arg_list) ReturnType call_virtual_method(auto... arg_list)
{ {
const auto vtable = *reinterpret_cast<void***>(this); const auto vtable = *reinterpret_cast<void***>(this);
return call_method<ReturnType>(vtable[id], arg_list...); return call_method<ReturnType>(vtable[Id], arg_list...);
} }
template<std::size_t id, class ReturnType> template<std::size_t Id, class ReturnType>
ReturnType call_virtual_method(auto... arg_list) const ReturnType call_virtual_method(auto... arg_list) const
{ {
const auto vtable = *reinterpret_cast<void* const* const*>(this); const auto vtable = *reinterpret_cast<void* const* const*>(this);
return call_method<ReturnType>(vtable[id], arg_list...); return call_method<ReturnType>(vtable[Id], arg_list...);
} }
private: private:
@@ -91,11 +110,11 @@ namespace omath::rev_eng
assert(base && "Failed to find module"); assert(base && "Failed to find module");
#ifdef _WIN32 #ifdef _WIN32
auto result = PePatternScanner::scan_for_pattern_in_loaded_module(base, pattern); const auto result = PePatternScanner::scan_for_pattern_in_loaded_module(base, pattern);
#elif defined(__APPLE__) #elif defined(__APPLE__)
auto result = MachOPatternScanner::scan_for_pattern_in_loaded_module(base, pattern); const auto result = MachOPatternScanner::scan_for_pattern_in_loaded_module(base, pattern);
#else #else
auto result = ElfPatternScanner::scan_for_pattern_in_loaded_module(base, pattern); const auto result = ElfPatternScanner::scan_for_pattern_in_loaded_module(base, pattern);
#endif #endif
assert(result.has_value() && "Pattern scan failed"); assert(result.has_value() && "Pattern scan failed");
return reinterpret_cast<const void*>(*result); return reinterpret_cast<const void*>(*result);
@@ -104,7 +123,7 @@ namespace omath::rev_eng
static const void* get_module_base(const std::string_view module_name) static const void* get_module_base(const std::string_view module_name)
{ {
#ifdef _WIN32 #ifdef _WIN32
return static_cast<const void*>(GetModuleHandleA(module_name.data())); return GetModuleHandleA(module_name.data());
#elif defined(__APPLE__) #elif defined(__APPLE__)
// On macOS, iterate loaded images to find the module by name // On macOS, iterate loaded images to find the module by name
const auto count = _dyld_image_count(); const auto count = _dyld_image_count();