TeamTofuShop_taitools/gchook/dllmain.c

#include <windows.h>
#include <stdlib.h>
#include <stdio.h>

#include "hook/process.h"

#include "hooklib/serial.h"

#include "idmac/idmac.h"

#include "gchook/fastio.h"
#include "gchook/reader.h"
#include "gchook/config.h"
#include "gchook/gc-dll.h"

#include "platform/platform.h"

#include "util/dprintf.h"

static HMODULE gc_hook_mod;
static process_entry_t gc_startup;
static struct gc_hook_config gc_hook_cfg;

/* This hook is based on mu3hook, with leaked gchook i/o codes. */

static DWORD CALLBACK gc_pre_startup(void)
{
    HRESULT hr;

    dprintf("--- Begin gc_pre_startup ---\n");

    /* Load config */

    gc_hook_config_load(&gc_hook_cfg, L".\\taitools.ini");

    /* Hook Win32 APIs */
    serial_hook_init();

    /* Initialize emulation hooks */

    hr = platform_hook_init(
            &gc_hook_cfg.platform,
            2110,
            gc_hook_mod);

    if (FAILED(hr)) {
        goto fail;
    }

    hr = gc_dll_init(&gc_hook_cfg.dll, gc_hook_mod);

    if (FAILED(hr)) {
        goto fail;
    }

    struct idmac_hardware idhw = {
        .dipsw = 0b0000,
        .jvs = gc_reader_init,
        .fastio_main = gc_fastio_init,
        .fastio_sub = NULL,
    };

    hr = idmac_hook_init(&gc_hook_cfg.idmac, &idhw);

    if (FAILED(hr)) {
        goto fail;
    }

    /* Initialize debug helpers */

    dprintf("---  End  gc_pre_startup ---\n");

    /* Jump to EXE start address */

    return gc_startup();

fail:
    ExitProcess(EXIT_FAILURE);
}

BOOL WINAPI DllMain(HMODULE mod, DWORD cause, void *ctx)
{
    HRESULT hr;

    if (sizeof(uint64_t) == 4) {
        printf("Connected\n");
    }

    if (cause != DLL_PROCESS_ATTACH) {
        return TRUE;
    }

    gc_hook_mod = mod;

    hr = process_hijack_startup(gc_pre_startup, &gc_startup);

    if (!SUCCEEDED(hr)) {
        dprintf("Failed to hijack process startup: %x\n", (int) hr);
    }

    return SUCCEEDED(hr);
}