101 lines
3.6 KiB
C++
101 lines
3.6 KiB
C++
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#include "ccj.h"
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#include <format>
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#include "util/libutils.h"
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#include "util/fileutils.h"
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#include "util/utils.h"
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#include "util/detour.h"
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#include "acioemu/handle.h"
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#include "misc/wintouchemu.h"
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#include "bi2x_hook.h"
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#include "trackball.h"
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namespace games::ccj {
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// nomatchselect: disables debug menu that says "Select Match Mode"
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// q1: disables v-sync
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std::string CCJ_INJECT_ARGS = "-nomatchselect";
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static acioemu::ACIOHandle *acioHandle = nullptr;
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static std::string commandLine;
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static decltype(AddVectoredExceptionHandler) *AddVectoredExceptionHandler_orig = nullptr;
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static decltype(CreateFileW) *execexe_CreateFileW_orig = nullptr;
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static decltype(ShowCursor) *ShowCursor_orig = nullptr;
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static decltype(GetCommandLineA) *GetCommandLineA_orig = nullptr;
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static HANDLE WINAPI execexe_CreateFileW_hook(LPCWSTR lpFileName, DWORD dwDesiredAccess, DWORD dwShareMode,
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LPSECURITY_ATTRIBUTES lpSecurityAttributes, DWORD dwCreationDisposition,
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DWORD dwFlagsAndAttributes, HANDLE hTemplateFile) {
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const auto fileName = ws2s(lpFileName);
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if (fileName == "COM1" && acioHandle->open(lpFileName)) {
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SetLastError(0);
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return (HANDLE) acioHandle;
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} else {
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return execexe_CreateFileW_orig(lpFileName, dwDesiredAccess, dwShareMode, lpSecurityAttributes,
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dwCreationDisposition, dwFlagsAndAttributes, hTemplateFile);
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}
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}
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static int WINAPI ShowCursor_hook(BOOL bShow) {
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return 1;
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}
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static PVOID WINAPI AddVectoredExceptionHandler_hook(ULONG First, PVECTORED_EXCEPTION_HANDLER Handler) {
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return INVALID_HANDLE_VALUE;
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}
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static LPSTR WINAPI GetCommandLineA_hook() {
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return (LPSTR)commandLine.c_str();
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}
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void CCJGame::attach() {
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Game::attach();
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// create required files
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fileutils::dir_create_recursive("dev/raw/log");
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fileutils::bin_write("dev/raw/bootio", nullptr, 0);
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fileutils::bin_write("dev/raw/log/output_log.txt", nullptr, 0);
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// preload libraries
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libutils::load_library("execexe.dll");
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libutils::load_library("libaio.dll");
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libutils::load_library("libaio-iob.dll");
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libutils::load_library("libaio-iob2_video.dll");
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libutils::load_library("win10actlog.dll");
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detour::trampoline_try("execexe.dll", MAKEINTRESOURCE(11),
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(void*)execexe_CreateFileW_hook,(void**)&execexe_CreateFileW_orig);
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// insert BI2X hooks
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bi2x_hook_init();
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// insert trackball hooks
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trackball_hook_init();
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// add card reader
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acioHandle = new acioemu::ACIOHandle(L"COM1");
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devicehook_init_trampoline();
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devicehook_add(acioHandle);
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}
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void CCJGame::post_attach() {
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Game::post_attach();
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detour::trampoline_try("kernel32.dll", "AddVectoredExceptionHandler",
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(void*)AddVectoredExceptionHandler_hook,(void**)&AddVectoredExceptionHandler_orig);
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detour::trampoline_try("kernel32.dll", "GetCommandLineA",
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(void*)GetCommandLineA_hook, (void**)&GetCommandLineA_orig);
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detour::trampoline_try("user32.dll", "ShowCursor",
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(void*)ShowCursor_hook, (void**)&ShowCursor_orig);
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commandLine = std::format("{} {}", GetCommandLineA_orig(), CCJ_INJECT_ARGS);
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trackball_thread_start();
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}
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void CCJGame::detach() {
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Game::detach();
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devicehook_dispose();
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trackball_thread_stop();
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}
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}
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