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AC6_recomp/thirdparty/rexglue-sdk/src/system/xmodule.cpp
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2026-04-17 20:09:41 +03:00

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/**
* ReXGlue runtime - AC6 Recompilation project
* Copyright (c) 2026 Tom Clay. All rights reserved.
*/
#include <rex/logging.h>
#include <rex/string.h>
#include <rex/system/kernel_state.h>
#include <rex/system/user_module.h>
#include <rex/system/xmodule.h>
namespace rex::system {
XModule::XModule(KernelState* kernel_state, ModuleType module_type)
: XObject(kernel_state, kObjectType),
module_type_(module_type),
processor_module_(nullptr),
hmodule_ptr_(0) {
// Loader data (HMODULE)
hmodule_ptr_ = memory()->SystemHeapAlloc(sizeof(X_LDR_DATA_TABLE_ENTRY));
// Hijack the checksum field to store our kernel object handle.
auto ldr_data = memory()->TranslateVirtual<X_LDR_DATA_TABLE_ENTRY*>(hmodule_ptr_);
ldr_data->checksum = handle();
}
XModule::~XModule() {
kernel_state_->UnregisterModule(this);
// Destroy the loader data.
memory()->SystemHeapFree(hmodule_ptr_);
}
bool XModule::Matches(const std::string_view name) const {
return rex::string::utf8_equal_case(rex::string::utf8_find_name_from_guest_path(path()), name) ||
rex::string::utf8_equal_case(this->name(), name) ||
rex::string::utf8_equal_case(path(), name);
}
void XModule::OnLoad() {
kernel_state_->RegisterModule(this);
}
void XModule::OnUnload() {
kernel_state_->UnregisterModule(this);
}
X_STATUS XModule::GetSection(const std::string_view name, uint32_t* out_section_data,
uint32_t* out_section_size) {
return X_STATUS_UNSUCCESSFUL;
}
object_ref<XModule> XModule::GetFromHModule(KernelState* kernel_state, void* hmodule) {
// Grab the object from our stashed kernel handle
return kernel_state->object_table()->LookupObject<XModule>(GetHandleFromHModule(hmodule));
}
uint32_t XModule::GetHandleFromHModule(void* hmodule) {
auto ldr_data = reinterpret_cast<X_LDR_DATA_TABLE_ENTRY*>(hmodule);
return ldr_data->checksum;
}
} // namespace rex::system