mirror of
https://github.com/xenia-project/xenia.git
synced 2025-12-31 13:50:00 +01:00
303 lines
9.9 KiB
C++
303 lines
9.9 KiB
C++
/**
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******************************************************************************
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* Xenia : Xbox 360 Emulator Research Project *
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******************************************************************************
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* Copyright 2013 Ben Vanik. All rights reserved. *
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* Released under the BSD license - see LICENSE in the root for more details. *
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******************************************************************************
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*/
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#include "kernel/modules/xboxkrnl/objects/xmodule.h"
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#include "kernel/modules/xboxkrnl/objects/xthread.h"
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using namespace xe;
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using namespace xe::kernel;
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using namespace xe::kernel::xboxkrnl;
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namespace {
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}
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XModule::XModule(KernelState* kernel_state, const char* path) :
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XObject(kernel_state, kTypeModule),
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xex_(NULL) {
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XEIGNORE(xestrcpy(path_, XECOUNT(path_), path));
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const xechar_t *slash = xestrrchr(path, '/');
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if (slash) {
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XEIGNORE(xestrcpy(name_, XECOUNT(name_), slash + 1));
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}
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}
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XModule::~XModule() {
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xe_xex2_release(xex_);
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}
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const char* XModule::path() {
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return path_;
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}
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const char* XModule::name() {
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return name_;
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}
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xe_xex2_ref XModule::xex() {
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return xe_xex2_retain(xex_);
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}
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const xe_xex2_header_t* XModule::xex_header() {
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return xe_xex2_get_header(xex_);
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}
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X_STATUS XModule::LoadFromFile(const char* path) {
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// TODO(benvanik): load from virtual filesystem.
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XEASSERTALWAYS();
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return X_STATUS_UNSUCCESSFUL;
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}
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X_STATUS XModule::LoadFromMemory(const void* addr, const size_t length) {
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// Load the XEX into memory and decrypt.
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xe_xex2_options_t xex_options;
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xex_ = xe_xex2_load(kernel_state()->memory(), addr, length, xex_options);
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XEEXPECTNOTNULL(xex_);
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// Prepare the module for execution.
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XEEXPECTZERO(kernel_state()->processor()->PrepareModule(
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name_, path_, xex_, runtime()->export_resolver()));
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return X_STATUS_SUCCESS;
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XECLEANUP:
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return X_STATUS_UNSUCCESSFUL;
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}
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X_STATUS XModule::GetSection(const char* name,
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uint32_t* out_data, uint32_t* out_size) {
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const PESection* section = xe_xex2_get_pe_section(xex_, name);
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if (!section) {
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return X_STATUS_UNSUCCESSFUL;
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}
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*out_data = section->address;
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*out_size = section->size;
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return X_STATUS_SUCCESS;
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}
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void* XModule::GetProcAddressByOrdinal(uint16_t ordinal) {
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// TODO(benvanik): check export tables.
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XELOGE(XT("GetProcAddressByOrdinal not implemented"));
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return NULL;
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}
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X_STATUS XModule::Launch(uint32_t flags) {
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const xe_xex2_header_t* header = xex_header();
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// Set as the main module, while running.
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kernel_state()->SetExecutableModule(this);
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// Create a thread to run in.
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XThread* thread = new XThread(
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kernel_state(),
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header->exe_stack_size,
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0,
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header->exe_entry_point, NULL,
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0);
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X_STATUS result = thread->Create();
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if (XFAILED(result)) {
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XELOGE(XT("Could not create launch thread: %.8X"), result);
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return result;
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}
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// Wait until thread completes.
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// XLARGE_INTEGER timeout = XINFINITE;
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// xekNtWaitForSingleObjectEx(thread_handle, TRUE, &timeout);
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while (true) {
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sleep(1);
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}
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kernel_state()->SetExecutableModule(NULL);
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thread->Release();
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return X_STATUS_SUCCESS;
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}
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void XModule::Dump() {
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ExportResolver* export_resolver = runtime()->export_resolver().get();
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const xe_xex2_header_t* header = xe_xex2_get_header(xex_);
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// XEX info.
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printf("Module %s:\n\n", path_);
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printf(" Module Flags: %.8X\n", header->module_flags);
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printf(" System Flags: %.8X\n", header->system_flags);
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printf("\n");
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printf(" Address: %.8X\n", header->exe_address);
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printf(" Entry Point: %.8X\n", header->exe_entry_point);
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printf(" Stack Size: %.8X\n", header->exe_stack_size);
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printf(" Heap Size: %.8X\n", header->exe_heap_size);
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printf("\n");
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printf(" Execution Info:\n");
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printf(" Media ID: %.8X\n", header->execution_info.media_id);
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printf(" Version: %d.%d.%d.%d\n",
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header->execution_info.version.major,
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header->execution_info.version.minor,
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header->execution_info.version.build,
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header->execution_info.version.qfe);
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printf(" Base Version: %d.%d.%d.%d\n",
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header->execution_info.base_version.major,
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header->execution_info.base_version.minor,
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header->execution_info.base_version.build,
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header->execution_info.base_version.qfe);
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printf(" Title ID: %.8X\n", header->execution_info.title_id);
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printf(" Platform: %.8X\n", header->execution_info.platform);
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printf(" Exec Table: %.8X\n", header->execution_info.executable_table);
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printf(" Disc Number: %d\n", header->execution_info.disc_number);
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printf(" Disc Count: %d\n", header->execution_info.disc_count);
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printf(" Savegame ID: %.8X\n", header->execution_info.savegame_id);
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printf("\n");
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printf(" Loader Info:\n");
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printf(" Image Flags: %.8X\n", header->loader_info.image_flags);
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printf(" Game Regions: %.8X\n", header->loader_info.game_regions);
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printf(" Media Flags: %.8X\n", header->loader_info.media_flags);
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printf("\n");
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printf(" TLS Info:\n");
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printf(" Slot Count: %d\n", header->tls_info.slot_count);
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printf(" Data Size: %db\n", header->tls_info.data_size);
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printf(" Address: %.8X, %db\n", header->tls_info.raw_data_address,
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header->tls_info.raw_data_size);
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printf("\n");
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printf(" Headers:\n");
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for (size_t n = 0; n < header->header_count; n++) {
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const xe_xex2_opt_header_t* opt_header = &header->headers[n];
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printf(" %.8X (%.8X, %4db) %.8X = %11d\n",
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opt_header->key, opt_header->offset, opt_header->length,
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opt_header->value, opt_header->value);
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}
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printf("\n");
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// Resources.
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printf("Resources:\n");
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printf(" %.8X, %db\n", header->resource_info.address,
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header->resource_info.size);
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printf(" TODO\n");
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printf("\n");
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// Section info.
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printf("Sections:\n");
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for (size_t n = 0, i = 0; n < header->section_count; n++) {
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const xe_xex2_section_t* section = &header->sections[n];
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const char* type = "UNKNOWN";
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switch (section->info.type) {
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case XEX_SECTION_CODE:
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type = "CODE ";
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break;
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case XEX_SECTION_DATA:
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type = "RWDATA ";
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break;
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case XEX_SECTION_READONLY_DATA:
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type = "RODATA ";
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break;
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}
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const size_t start_address =
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header->exe_address + (i * xe_xex2_section_length);
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const size_t end_address =
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start_address + (section->info.page_count * xe_xex2_section_length);
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printf(" %3d %s %3d pages %.8X - %.8X (%d bytes)\n",
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(int)n, type, section->info.page_count, (int)start_address,
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(int)end_address, section->info.page_count * xe_xex2_section_length);
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i += section->info.page_count;
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}
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printf("\n");
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// Static libraries.
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printf("Static Libraries:\n");
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for (size_t n = 0; n < header->static_library_count; n++) {
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const xe_xex2_static_library_t *library = &header->static_libraries[n];
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printf(" %-8s : %d.%d.%d.%d\n",
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library->name, library->major,
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library->minor, library->build, library->qfe);
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}
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printf("\n");
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// Imports.
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printf("Imports:\n");
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for (size_t n = 0; n < header->import_library_count; n++) {
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const xe_xex2_import_library_t* library = &header->import_libraries[n];
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xe_xex2_import_info_t* import_infos;
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size_t import_info_count;
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if (!xe_xex2_get_import_infos(xex_, library,
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&import_infos, &import_info_count)) {
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printf(" %s - %d imports\n", library->name, (int)import_info_count);
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printf(" Version: %d.%d.%d.%d\n",
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library->version.major, library->version.minor,
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library->version.build, library->version.qfe);
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printf(" Min Version: %d.%d.%d.%d\n",
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library->min_version.major, library->min_version.minor,
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library->min_version.build, library->min_version.qfe);
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printf("\n");
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// Counts.
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int known_count = 0;
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int unknown_count = 0;
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int impl_count = 0;
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int unimpl_count = 0;
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for (size_t m = 0; m < import_info_count; m++) {
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const xe_xex2_import_info_t* info = &import_infos[m];
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KernelExport* kernel_export =
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export_resolver->GetExportByOrdinal(library->name, info->ordinal);
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if (kernel_export) {
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known_count++;
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if (kernel_export->is_implemented) {
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impl_count++;
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}
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} else {
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unknown_count++;
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unimpl_count++;
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}
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}
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printf(" Total: %4zu\n", import_info_count);
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printf(" Known: %3d%% (%d known, %d unknown)\n",
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(int)(known_count / (float)import_info_count * 100.0f),
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known_count, unknown_count);
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printf(" Implemented: %3d%% (%d implemented, %d unimplemented)\n",
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(int)(impl_count / (float)import_info_count * 100.0f),
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impl_count, unimpl_count);
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printf("\n");
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// Listing.
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for (size_t m = 0; m < import_info_count; m++) {
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const xe_xex2_import_info_t* info = &import_infos[m];
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KernelExport* kernel_export = export_resolver->GetExportByOrdinal(
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library->name, info->ordinal);
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const char *name = "UNKNOWN";
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bool implemented = false;
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if (kernel_export) {
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name = kernel_export->name;
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implemented = kernel_export->is_implemented;
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}
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if (info->thunk_address) {
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printf(" F %.8X %.8X %.3X (%3d) %s %s\n",
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info->value_address, info->thunk_address, info->ordinal,
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info->ordinal, implemented ? " " : "!!", name);
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} else {
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printf(" V %.8X %.3X (%3d) %s %s\n",
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info->value_address, info->ordinal, info->ordinal,
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implemented ? " " : "!!", name);
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}
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}
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xe_free(import_infos);
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}
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printf("\n");
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}
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// Exports.
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printf("Exports:\n");
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printf(" TODO\n");
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printf("\n");
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}
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