add games

Package.mk

@@ -20,9 +20,44 @@ $(BUILD_DIR_ZIP)/taiko.zip:
 	$(V)strip $(BUILD_DIR_ZIP)/taiko/*.{exe,dll}
 	$(V)cd $(BUILD_DIR_ZIP)/taiko ; zip -r ../taiko.zip *
 
+$(BUILD_DIR_ZIP)/exvs2.zip:
+	$(V)echo ... $@
+	$(V)mkdir -p $(BUILD_DIR_ZIP)/exvs2
+	$(V)cp $(BUILD_DIR_64)/subprojects/capnhook/inject/inject.exe \
+		$(BUILD_DIR_64)/exvs2hook/exvs2hook.dll \
+		$(DIST_DIR)/exvs2/bananatools.ini \
+		$(DIST_DIR)/exvs2/start.bat \
+    	$(BUILD_DIR_ZIP)/exvs2
+	$(V)strip $(BUILD_DIR_ZIP)/exvs2/*.{exe,dll}
+	$(V)cd $(BUILD_DIR_ZIP)/exvs2 ; zip -r ../exvs2.zip *
+
+$(BUILD_DIR_ZIP)/sao.zip:
+	$(V)echo ... $@
+	$(V)mkdir -p $(BUILD_DIR_ZIP)/sao
+	$(V)cp $(BUILD_DIR_64)/subprojects/capnhook/inject/inject.exe \
+		$(BUILD_DIR_64)/saohook/saohook.dll \
+		$(DIST_DIR)/sao/bananatools.ini \
+		$(DIST_DIR)/sao/start.bat \
+    	$(BUILD_DIR_ZIP)/sao
+	$(V)strip $(BUILD_DIR_ZIP)/sao/*.{exe,dll}
+	$(V)cd $(BUILD_DIR_ZIP)/sao ; zip -r ../sao.zip *
+
+$(BUILD_DIR_ZIP)/mkac.zip:
+	$(V)echo ... $@
+	$(V)mkdir -p $(BUILD_DIR_ZIP)/mkac
+	$(V)cp $(BUILD_DIR_32)/subprojects/capnhook/inject/inject.exe \
+		$(BUILD_DIR_32)/mkachook/mkachook.dll \
+		$(DIST_DIR)/mkac/bananatools.ini \
+		$(DIST_DIR)/mkac/start.bat \
+    	$(BUILD_DIR_ZIP)/mkac
+	$(V)strip $(BUILD_DIR_ZIP)/mkac/*.{exe,dll}
+	$(V)cd $(BUILD_DIR_ZIP)/mkac ; zip -r ../mkac.zip *
+
 $(BUILD_DIR_ZIP)/doc.zip: \
 		$(DOC_DIR)/ferrumhook.md \
 		$(DOC_DIR)/taikohook.md \
+		$(DOC_DIR)/exvs2hook.md \
+		$(DOC_DIR)/saohook.md \
 		| $(zipdir)/
 	$(V)echo ... $@
 	$(V)zip -r $@ $^
@@ -30,6 +65,9 @@ $(BUILD_DIR_ZIP)/doc.zip: \
 $(BUILD_DIR_ZIP)/bananatools.zip: \
 		$(BUILD_DIR_ZIP)/ferrum.zip \
 		$(BUILD_DIR_ZIP)/taiko.zip \
+		$(BUILD_DIR_ZIP)/exvs2.zip \
+		$(BUILD_DIR_ZIP)/sao.zip \
+		$(BUILD_DIR_ZIP)/mkac.zip \
 		$(BUILD_DIR_ZIP)/doc.zip \
 		README.md \
 

dist/exvs2/bananatools.ini

@@ -0,0 +1,77 @@
+; Controls the virtual file system hooks. These redirect file i/o
+; requests to a folder specified below, instead of the drive.
+; These are all required, even if the game doesn't use one of them.
+[vfs]
+path=
+
+[dns]
+default=localhost
+
+; Security dongle emulation, disable if you have a 
+; real dongle connected that you want to use
+[dongle]
+enable=1
+serial=123456789012
+
+; Set the network environment. Most games seem to want 192.168.123.X
+[netenv]
+enable=1
+subnet=192.168.85.0
+
+[misc]
+systemVersion=GX2100-1-NA-SYS0-A06
+
+; Graphics hook, may cause crashes in some games
+[gfx]
+enable=1
+windowed=1
+framed=0
+monitor=0
+
+; Control the AMCUS replacement class
+[amcus]
+enable=1 
+game_id=SBUZ
+game_cd=GX21
+am_game_ver=4.00
+cacfg_game_ver=29.31
+server_uri=localhost
+server_host=localhost
+
+; Controlls the xinput hooks
+[xinput]
+enable=1
+
+[reader]
+enable=1
+access_code=00000000000000000000
+
+; JVS config
+[jvs]
+enable=1
+port=3
+
+; Mappings for the najv4 IO board. To disable JVS emulation and use
+; a real board, set enable to 0 in the "jvs" section.
+[najv4]
+test=0x24 ; "Home" key
+coin=0x2D ; "Insert" key
+service=0x2E ; "Delete" key
+up=0x26 ; Up arrow
+down=0x28 ; Down arrow
+enter=0x0D ; "Enter" key
+
+; Mappings for the gamepad. To disable gamepad eumlation and use
+; a real pokken arcade controller, set enable to 0 in the "xinput" section
+[gamepad]
+dpad_up=0x57 ; W
+dpad_down=0x53 ; A
+dpad_left=0x41 ; S
+dpad_right=0x44 ; D
+button_a=0x4F ; O
+button_b=0x4B ; K
+button_x=0x49 ; I
+button_y=0x4A ; J
+trigger_l=0x51 ; Q
+trigger_r=0x45 ; E
+button_start=0xA0 ; Left Shift

dist/exvs2/start.bat

@@ -0,0 +1,11 @@
+@echo off
+
+pushd %~dp0
+
+REM Comment out this line if you intend to use the AMCUS emulator
+start inject.exe -d -k exvs2hook.dll AMCUS\AMAuthd.exe
+inject.exe -d -k exvs2hook.dll exvs2_exe_Release.exe
+
+echo.
+echo The game process has terminated
+pause

dist/mkac/bananatools.ini

@@ -0,0 +1,59 @@
+; Controls the virtual file system hooks. These redirect file i/o
+; requests to a folder specified below, instead of the drive.
+; These are all required, even if the game doesn't use one of them.
+[vfs]
+path=
+
+[dns]
+default=localhost
+
+; Security dongle emulation, disable if you have a 
+; real dongle connected that you want to use
+[dongle]
+enable=1
+serial=271013020001
+
+; Set the network environment. Most games seem to want 192.168.123.X
+[netenv]
+enable=1
+subnet=192.168.112.0
+
+; Graphics hook, may cause crashes in some games
+[gfx]
+enable=1
+windowed=1
+framed=0
+monitor=0
+
+; Control the AMCUS replacement class
+[amcus]
+enable=1
+game_id=SBZB
+game_cd=MK31
+am_game_ver=1.10
+cacfg_game_ver=18.16
+server_uri=localhost
+server_host=localhost
+
+; Controlls the xinput hooks
+[xinput]
+enable=1
+
+[reader]
+enable=1
+access_code=00000000000000000000
+
+; JVS config
+[jvs]
+enable=1
+port=3
+
+; Mappings for the najv4 IO board. To disable JVS emulation and use
+; a real board, set enable to 0 in the "jvs" section.
+[najv4]
+test=0x24 ; "Home" key
+coin=0x2D ; "Insert" key
+service=0x2E ; "Delete" key
+up=0x26 ; Up arrow
+down=0x28 ; Down arrow
+enter=0x0D ; "Enter" key

dist/mkac/start.bat

@@ -0,0 +1,10 @@
+@echo off
+
+pushd %~dp0
+
+inject.exe -d -k mkachook.dll AMCUS/AMAuthd.exe
+inject.exe -d -k mkachook.dll MK_AGP3_FINAL.exe
+
+echo.
+echo The game process has terminated
+pause

dist/sao/bananatools.ini

@@ -0,0 +1,62 @@
+; Controls the virtual file system hooks. Redirects all drive to
+; [path you set here]\\[drive letter]
+; !! REQUIRED !!
+[vfs]
+path=
+
+; Hooks for DNS (allnet, etc)
+; Set 'default' to the IP/hostname of the server
+; you're trying to connect to
+[dns]
+default=localhost
+
+; Security dongle emulation, disable if you have a 
+; real dongle connected that you want to use. Some games
+; validate the S/N, some don't seem to care as long as it's
+; formatted like below
+[dongle]
+enable=1
+serial=282513040001
+
+; Set the network environment. Most games seem to want 192.168.123.X
+[netenv]
+enable=1
+subnet=192.168.170.0
+
+; Graphics hook, may cause crashes in some games
+[gfx]
+enable=0
+windowed=1
+framed=0
+monitor=0
+
+; Banapass reader
+[reader]
+enable=1
+access_code=00000000000000000000
+
+; Control the AMCUS replacement class
+[amcus]
+enable=0
+game_id=SDEW
+game_cd=SAO1
+am_game_ver=1.00
+cacfg_game_ver=33.11
+server_uri=localhost
+server_host=localhost
+
+; Controls for USIO buttons
+; Test: Home
+; Service: Delete
+; Coin: Insert
+; Up: Up arrow
+; Down: Down arrow
+; Enter: Enter
+[usio]
+enable=1
+test=0x24
+service=0x2E
+coin=0x2D
+up=0x26
+down=0x28
+enter=0x0D

dist/sao/start.bat

@@ -0,0 +1,12 @@
+@echo off
+
+pushd %~dp0
+
+start inject.exe -d -k saohook.dll AMCUS/AMAuthd.exe
+inject.exe -d -k saohook.dll game/link.exe -screen-fullscreen 0 -screen-width 1920 -screen-height 1080 -logfile link.log
+
+taskkill /im AMAuthd.exe /f
+
+echo.
+echo The game process has terminated
+pause

doc/exvs2hook.md

@@ -0,0 +1,8 @@
+# ferrumhook
+
+# Supported games
+
+* EX Vs 2 v29.31
+
+## General remarks
+* Very much WIP, game currently does not work in any capacity

doc/saohook.md

@@ -0,0 +1,8 @@
+# ferrumhook
+
+# Supported games
+
+* Sword Art Online Arcade - All Versions
+
+## General remarks
+* Very much WIP, game currently does not work in any capacity

exvs2hook/config.c

@@ -0,0 +1,36 @@
+#include <assert.h>
+#include <stddef.h>
+
+#include "exvs2hook/config.h"
+
+#include "platform/config.h"
+
+void exvs2_dll_config_load(
+        struct exvs2_dll_config *cfg,
+        const wchar_t *filename)
+{
+    assert(cfg != NULL);
+    assert(filename != NULL);
+
+    GetPrivateProfileStringW(
+            L"exvs2io",
+            L"path",
+            L"",
+            cfg->path,
+            _countof(cfg->path),
+            filename);
+}
+
+void exvs2_hook_config_load(
+        struct exvs2_hook_config *cfg,
+        const wchar_t *filename)
+{
+    assert(cfg != NULL);
+    assert(filename != NULL);
+
+    platform_config_load(&cfg->platform, filename);
+    exvs2_dll_config_load(&cfg->dll, filename);
+    gfx_config_load(&cfg->gfx, filename);
+    qr_config_load(&cfg->qr, filename);
+    bpreader_config_load(&cfg->reader, filename);
+}

exvs2hook/config.h

@@ -0,0 +1,28 @@
+#pragma once
+
+#include <stddef.h>
+
+#include "exvs2hook/exvs2-dll.h"
+
+#include "platform/config.h"
+#include "gfxhook/config.h"
+#include "amcus/config.h"
+#include "board/config.h"
+
+struct exvs2_hook_config {
+    struct platform_config platform;
+    struct exvs2_dll_config dll;
+    struct gfx_config gfx;
+    struct amcus_config amcus;
+    struct qr_config qr;
+    struct bpreader_config reader;
+};
+
+void exvs2_dll_config_load(
+    struct exvs2_dll_config *cfg,
+    const wchar_t *filename);
+
+void exvs2_hook_config_load(
+    struct exvs2_hook_config *cfg,
+    const wchar_t *filename);
+

exvs2hook/dllmain.c

@@ -0,0 +1,93 @@
+#include <windows.h>
+#include <stdlib.h>
+
+#include "exvs2hook/config.h"
+#include "exvs2hook/exvs2-dll.h"
+#include "exvs2hook/jvs.h"
+
+#include "amcus/amcus.h"
+
+#include "hook/process.h"
+
+#include "hooklib/serial.h"
+
+#include "board/bpreader.h"
+#include "board/qr.h"
+
+#include "platform/platform.h"
+#include "gfxhook/gfx.h"
+#include "gfxhook/dxgi.h"
+
+#include "util/dprintf.h"
+
+static HMODULE exvs2_hook_mod;
+static process_entry_t exvs2_startup;
+static struct exvs2_hook_config exvs2_hook_cfg;
+
+static DWORD CALLBACK exvs2_pre_startup(void)
+{
+    HRESULT hr;
+
+    dprintf("--- Begin exvs2_pre_startup ---\n");
+
+    exvs2_hook_config_load(&exvs2_hook_cfg, L".\\bananatools.ini");
+
+    serial_hook_init();
+
+    struct dongle_info dinfo;    
+    dinfo.vid = 0x0B9A;
+    dinfo.pid = 0x0C20;
+    wcscpy_s(dinfo.manufacturer, _countof(dinfo.manufacturer), L"UFD 3.0");
+    wcscpy_s(dinfo.product, _countof(dinfo.product), L"Silicon-Power8G");
+
+    hr = platform_hook_init(&exvs2_hook_cfg.platform, PLATFORM_BNA1, exvs2_jvs_init, exvs2_hook_mod, dinfo);
+
+    if (FAILED(hr)) {
+        ExitProcess(EXIT_FAILURE);
+    }
+
+    hr = exvs2_dll_init(&exvs2_hook_cfg.dll, exvs2_hook_mod);
+
+    if (FAILED(hr)) {
+        ExitProcess(EXIT_FAILURE);
+    }
+
+    hr = qr_hook_init(&exvs2_hook_cfg.qr, 1);
+
+    if (FAILED(hr)) {
+        ExitProcess(EXIT_FAILURE);
+    }
+
+    hr = amcus_hook_init(&exvs2_hook_cfg.amcus);
+
+    if (FAILED(hr)) {
+        ExitProcess(EXIT_FAILURE);
+    }
+
+    gfx_hook_init(&exvs2_hook_cfg.gfx);
+    gfx_dxgi_hook_init(&exvs2_hook_cfg.gfx, exvs2_hook_mod);
+
+    dprintf("---  End  exvs2_pre_startup ---\n");
+
+    return exvs2_startup();
+
+}
+
+BOOL WINAPI DllMain(HMODULE mod, DWORD cause, void *ctx)
+{
+    HRESULT hr;
+
+    if (cause != DLL_PROCESS_ATTACH) {
+        return TRUE;
+    }
+
+    exvs2_hook_mod = mod;
+
+    hr = process_hijack_startup(exvs2_pre_startup, &exvs2_startup);
+
+    if (!SUCCEEDED(hr)) {
+        dprintf("Failed to hijack process startup: %x\n", (int) hr);
+    }
+
+    return SUCCEEDED(hr);
+}

exvs2hook/exvs2-dll.c

@@ -0,0 +1,100 @@
+#include <windows.h>
+
+#include <assert.h>
+#include <stdlib.h>
+
+#include "exvs2hook/exvs2-dll.h"
+
+#include "util/dll-bind.h"
+#include "util/dprintf.h"
+
+const struct dll_bind_sym exvs2_dll_syms[] = {
+    {
+        .sym = "exvs2_io_jvs_init",
+        .off = offsetof(struct exvs2_dll, jvs_init),
+    }, {
+        .sym = "exvs2_io_jvs_poll",
+        .off = offsetof(struct exvs2_dll, jvs_poll),
+    }, {
+        .sym = "exvs2_io_jvs_read_coin_counter",
+        .off = offsetof(struct exvs2_dll, jvs_read_coin_counter),
+    }
+};
+
+struct exvs2_dll exvs2_dll;
+
+HRESULT exvs2_dll_init(const struct exvs2_dll_config *cfg, HINSTANCE self)
+{
+    uint16_t (*get_api_version)(void);
+    const struct dll_bind_sym *sym;
+    HINSTANCE owned;
+    HINSTANCE src;
+    HRESULT hr;
+
+    assert(cfg != NULL);
+    assert(self != NULL);
+
+    if (cfg->path[0] != L'\0') {
+        owned = LoadLibraryW(cfg->path);
+
+        if (owned == NULL) {
+            hr = HRESULT_FROM_WIN32(GetLastError());
+            dprintf("exvs2 IO: Failed to load IO DLL: %lx: %S\n",
+                    hr,
+                    cfg->path);
+
+            goto end;
+        }
+
+        dprintf("exvs2 IO: Using custom IO DLL: %S\n", cfg->path);
+        src = owned;
+    } else {
+        owned = NULL;
+        src = self;
+    }
+
+    get_api_version = (void *) GetProcAddress(src, "exvs2_io_get_api_version");
+
+    if (get_api_version != NULL) {
+        exvs2_dll.api_version = get_api_version();
+    } else {
+        exvs2_dll.api_version = 0x0100;
+        dprintf("Custom IO DLL does not expose exvs2_io_get_api_version, "
+                "assuming API version 1.0.\n"
+                "Please ask the developer to update their DLL.\n");
+    }
+
+    if (exvs2_dll.api_version >= 0x0200) {
+        hr = E_NOTIMPL;
+        dprintf("exvs2 IO: Custom IO DLL implements an unsupported "
+                "API version (%#04x). Please update Segatools.\n",
+                exvs2_dll.api_version);
+
+        goto end;
+    }
+
+    sym = exvs2_dll_syms;
+    hr = dll_bind(&exvs2_dll, src, &sym, _countof(exvs2_dll_syms));
+
+    if (FAILED(hr)) {
+        if (src != self) {
+            dprintf("exvs2 IO: Custom IO DLL does not provide function "
+                    "\"%s\". Please contact your IO DLL's developer for "
+                    "further assistance.\n",
+                    sym->sym);
+
+            goto end;
+        } else {
+            dprintf("Internal error: could not reflect \"%s\"\n", sym->sym);
+        }
+    }
+
+    owned = NULL;
+
+end:
+    if (owned != NULL) {
+        FreeLibrary(owned);
+    }
+
+    return hr;
+}

exvs2hook/exvs2-dll.h

@@ -0,0 +1,20 @@
+#pragma once
+
+#include <windows.h>
+
+#include "exvs2io/exvs2io.h"
+
+struct exvs2_dll {
+    uint16_t api_version;
+    HRESULT (*jvs_init)(void);
+    HRESULT (*jvs_poll)(uint8_t *opbtn, uint16_t *gamepad);
+    void (*jvs_read_coin_counter)(uint16_t *coins);
+};
+
+struct exvs2_dll_config {
+    wchar_t path[MAX_PATH];
+};
+
+extern struct exvs2_dll exvs2_dll;
+
+HRESULT exvs2_dll_init(const struct exvs2_dll_config *cfg, HINSTANCE self);

exvs2hook/exvs2hook.def

@@ -0,0 +1,7 @@
+LIBRARY exvs2hook
+
+EXPORTS
+    exvs2_io_get_api_version
+    exvs2_io_jvs_init
+    exvs2_io_jvs_poll
+    exvs2_io_jvs_read_coin_counter

exvs2hook/jvs.c

@@ -0,0 +1,125 @@
+#include <windows.h>
+
+#include <assert.h>
+#include <process.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <string.h>
+
+#include "hook/iobuf.h"
+#include "hook/iohook.h"
+
+#include "hooklib/uart.h"
+#include "hooklib/fdshark.h"
+
+#include "util/dprintf.h"
+#include "util/dump.h"
+
+#include "board/najv4.h"
+
+#include "exvs2hook/jvs.h"
+#include "exvs2hook/exvs2-dll.h"
+
+static void exvs2_jvs_read_switches(void *ctx, struct najv4_switch_state *out);
+static void exvs2_jvs_read_coin_counter(void *ctx, uint8_t slot_no, uint16_t *out);
+
+static const struct najv4_ops exvs2_jvs_najv4_ops = {
+    .read_switches      = exvs2_jvs_read_switches,
+    .read_coin_counter  = exvs2_jvs_read_coin_counter,
+};
+
+static struct najv4 exvs2_jvs_najv4;
+
+HRESULT exvs2_jvs_init(struct jvs_node **out)
+{
+    HRESULT hr;
+
+    assert(out != NULL);
+    assert(exvs2_dll.jvs_init != NULL);
+
+    dprintf("exvs2 JVS: Starting IO backend\n");
+    hr = exvs2_dll.jvs_init();
+
+    if (FAILED(hr)) {
+        dprintf("exvs2 JVS: Backend error, I/O disconnected: %x\n", (int) hr);
+
+        return hr;
+    }
+
+    najv4_init(&exvs2_jvs_najv4, NULL, &exvs2_jvs_najv4_ops, NULL);
+    *out = najv4_to_jvs_node(&exvs2_jvs_najv4);
+
+    return S_OK;
+}
+
+static void exvs2_jvs_read_switches(void *ctx, struct najv4_switch_state *out)
+{
+    uint8_t opbtn = 0;
+    uint16_t gamebtn = 0;
+
+    assert(out != NULL);
+    assert(exvs2_dll.jvs_poll != NULL);
+
+    exvs2_dll.jvs_poll(&opbtn, &gamebtn);
+    
+    out->system = 0;
+    out->p1 = 0;
+    out->p2 = 0;
+    
+
+    if (opbtn & EXVS2_IO_OPBTN_TEST) { // Test
+        out->system = 0x80;
+    }
+    
+    if (gamebtn & EXVS2_IO_GAMEBTN_4) { // Btn4
+        out->p1 |= 0x40;
+    }
+    
+    if (gamebtn & EXVS2_IO_GAMEBTN_3) { // Btn3
+        out->p1 |= 0x80;
+    }
+    
+    if (gamebtn & EXVS2_IO_GAMEBTN_2) { // Btn2
+        out->p1 |= 0x100;
+    }
+    
+    if (gamebtn & EXVS2_IO_GAMEBTN_1) { // Btn1
+        out->p1 |= 0x200;
+    }
+
+    if (gamebtn & EXVS2_IO_GAMEBTN_RIGHT) { // Right
+        out->p1 |= 0x400;
+    }
+
+    if (gamebtn & EXVS2_IO_GAMEBTN_LEFT) { // Left
+        out->p1 |= 0x800;
+    }
+
+    if (gamebtn & EXVS2_IO_GAMEBTN_DOWN) { // Down
+        out->p1 |= 0x1000;
+    }
+    
+    if (gamebtn & EXVS2_IO_GAMEBTN_UP) { // Up
+        out->p1 |= 0x2000;
+    }
+    
+    if (opbtn & EXVS2_IO_OPBTN_SERVICE) { // Service
+        out->p1 |= 0x4000;
+    }
+
+    if (gamebtn & EXVS2_IO_GAMEBTN_START) { // Start
+        out->p1 = 0x8000;
+    }
+}
+
+static void exvs2_jvs_read_coin_counter(void *ctx, uint8_t slot_no, uint16_t *out)
+{
+    assert(out != NULL);
+    assert(exvs2_dll.jvs_read_coin_counter != NULL);
+
+    if (slot_no > 0) {
+        return;
+    }
+
+    exvs2_dll.jvs_read_coin_counter(out);
+}

exvs2hook/jvs.h

@@ -0,0 +1,8 @@
+#pragma once
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "jvs/jvs-bus.h"
+
+HRESULT exvs2_jvs_init(struct jvs_node **root);

exvs2hook/meson.build

@@ -0,0 +1,33 @@
+shared_library(
+    'exvs2hook',
+    name_prefix : '',
+    include_directories : inc,
+    implicit_include_directories : false,
+    vs_module_defs : 'exvs2hook.def',
+    c_pch : '../precompiled.h',
+    dependencies : [
+        capnhook.get_variable('hook_dep'),
+        capnhook.get_variable('hooklib_dep'),
+    ],
+    link_with : [
+        exvs2io_lib,
+        amcus_lib,
+        platform_lib,
+        util_lib,
+        hooklib_lib,
+        gfxhook_lib,
+        jvs_lib,
+        board_lib
+    ],
+    sources : [
+        'dllmain.c',
+        'config.c',
+        'config.h',
+        'exvs2-dll.c',
+        'exvs2-dll.h',
+        'jvs.c',
+        'jvs.h',
+        'bngrw.c',
+        'bngrw.h',
+    ],
+)

exvs2io/config.c

@@ -0,0 +1,23 @@
+#include <windows.h>
+
+#include <assert.h>
+#include <stddef.h>
+#include <stdio.h>
+
+#include "exvs2io/config.h"
+
+void exvs2_io_najv4_config_load(struct exvs2_najv4_config *cfg, const wchar_t *filename) 
+{    
+    cfg->test = GetPrivateProfileIntW(L"najv4", L"test", VK_HOME, filename);
+    cfg->service = GetPrivateProfileIntW(L"najv4", L"service", VK_DELETE, filename);
+    cfg->coin = GetPrivateProfileIntW(L"najv4", L"coin", VK_INSERT, filename);
+    cfg->up = GetPrivateProfileIntW(L"najv4", L"up", VK_UP, filename);
+    cfg->down = GetPrivateProfileIntW(L"najv4", L"down", VK_DOWN, filename);
+    cfg->left = GetPrivateProfileIntW(L"najv4", L"left", VK_LEFT, filename);
+    cfg->right = GetPrivateProfileIntW(L"najv4", L"right", VK_RIGHT, filename);
+    cfg->start = GetPrivateProfileIntW(L"najv4", L"start", VK_RETURN, filename);
+    cfg->btn1 = GetPrivateProfileIntW(L"najv4", L"btn1", '1', filename);
+    cfg->btn2 = GetPrivateProfileIntW(L"najv4", L"btn2", '2', filename);
+    cfg->btn3 = GetPrivateProfileIntW(L"najv4", L"btn3", '3', filename);
+    cfg->btn4 = GetPrivateProfileIntW(L"najv4", L"btn4", '4', filename);
+}

exvs2io/config.h

@@ -0,0 +1,21 @@
+#pragma once
+
+#include <stddef.h>
+#include <stdint.h>
+
+struct exvs2_najv4_config {
+    uint8_t test;
+    uint8_t service;    
+    uint8_t coin;
+    uint8_t up;
+    uint8_t down;
+    uint8_t left;
+    uint8_t right;
+    uint8_t start;
+    uint8_t btn1;
+    uint8_t btn2;
+    uint8_t btn3;
+    uint8_t btn4;
+};
+
+void exvs2_io_najv4_config_load(struct exvs2_najv4_config *cfg, const wchar_t *filename);

exvs2io/exvs2io.c

@@ -0,0 +1,93 @@
+#include <windows.h>
+#include <xinput.h>
+
+#include <limits.h>
+#include <stdint.h>
+#include <stdbool.h>
+
+#include "exvs2io/exvs2io.h"
+#include "exvs2io/config.h"
+
+#include "util/dprintf.h"
+
+static bool exvs2_io_coin = false;
+static uint16_t exvs2_coin_ct = 0;
+static struct exvs2_najv4_config najv4_cfg;
+
+uint16_t exvs2_io_get_api_version(void)
+{
+    return 0x0100;
+}
+
+HRESULT exvs2_io_jvs_init(void)
+{
+    dprintf("exvs2 IO: JVS Init\n");
+    exvs2_io_najv4_config_load(&najv4_cfg, L".\\bananatools.ini");
+    return S_OK;
+}
+
+HRESULT exvs2_io_jvs_poll(uint8_t *opbtn, uint16_t *gamepad)
+{
+    *opbtn = 0;
+    *gamepad = 0;
+
+    if ((GetAsyncKeyState(najv4_cfg.test) & 0x8000)) {
+        *opbtn |= EXVS2_IO_OPBTN_TEST;
+    }
+
+    if (GetAsyncKeyState(najv4_cfg.service) & 0x8000) {
+        *opbtn |= EXVS2_IO_OPBTN_SERVICE;
+    }
+
+    if (GetAsyncKeyState(najv4_cfg.up) & 0x8000) {
+        *gamepad |= EXVS2_IO_GAMEBTN_UP;
+    }
+
+    if (GetAsyncKeyState(najv4_cfg.down) & 0x8000) {
+        *gamepad |= EXVS2_IO_GAMEBTN_DOWN;
+    }
+
+    if (GetAsyncKeyState(najv4_cfg.left) & 0x8000) {
+        *gamepad |= EXVS2_IO_GAMEBTN_LEFT;
+    }
+
+    if (GetAsyncKeyState(najv4_cfg.right) & 0x8000) {
+        *gamepad |= EXVS2_IO_GAMEBTN_RIGHT;
+    }
+
+    if (GetAsyncKeyState(najv4_cfg.start) & 0x8000) {
+        *gamepad |= EXVS2_IO_GAMEBTN_START;
+    }
+
+    if (GetAsyncKeyState(najv4_cfg.btn1) & 0x8000) {
+        *gamepad |= EXVS2_IO_GAMEBTN_1;
+    }
+
+    if (GetAsyncKeyState(najv4_cfg.btn1) & 0x8000) {
+        *gamepad |= EXVS2_IO_GAMEBTN_2;
+    }
+
+    if (GetAsyncKeyState(najv4_cfg.btn1) & 0x8000) {
+        *gamepad |= EXVS2_IO_GAMEBTN_3;
+    }
+
+    if (GetAsyncKeyState(najv4_cfg.btn1) & 0x8000) {
+        *gamepad |= EXVS2_IO_GAMEBTN_4;
+    }
+
+    return S_OK;
+}
+
+void exvs2_io_jvs_read_coin_counter(uint16_t *coins)
+{
+    if (GetAsyncKeyState(najv4_cfg.coin) & 0x8000) {
+        if (!exvs2_io_coin) {
+            exvs2_io_coin = true;
+            exvs2_coin_ct++;
+        }
+    } else {
+        exvs2_io_coin = false;
+    }
+
+    *coins = exvs2_coin_ct;
+}

exvs2io/exvs2io.def

@@ -0,0 +1,7 @@
+LIBRARY exvs2hook
+
+EXPORTS
+    exvs2_io_get_api_version
+    exvs2_io_jvs_init
+    exvs2_io_jvs_poll
+    exvs2_io_read_coin_counter

exvs2io/exvs2io.h

@@ -0,0 +1,51 @@
+#pragma once
+
+#include <windows.h>
+
+#include <stdint.h>
+
+#include "exvs2io/config.h"
+
+enum {
+   EXVS2_IO_OPBTN_TEST = 0x01,
+   EXVS2_IO_OPBTN_SERVICE = 0x02,
+   EXVS2_IO_OPBTN_COIN = 0x20,
+};
+enum {
+   EXVS2_IO_GAMEBTN_1 = 0x1,
+   EXVS2_IO_GAMEBTN_2 = 0x2,
+   EXVS2_IO_GAMEBTN_3 = 0x4,
+   EXVS2_IO_GAMEBTN_4 = 0x8, 
+   EXVS2_IO_GAMEBTN_UP = 0x10,
+   EXVS2_IO_GAMEBTN_DOWN = 0x20,
+   EXVS2_IO_GAMEBTN_LEFT = 0x40,
+   EXVS2_IO_GAMEBTN_RIGHT = 0x80,
+   EXVS2_IO_GAMEBTN_START = 0x100,
+};
+
+/* Get the version of the Pokken IO API that this DLL supports. This
+   function should return a positive 16-bit integer, where the high byte is
+   the major version and the low byte is the minor version (as defined by the
+   Semantic Versioning standard).
+
+   The latest API version as of this writing is 0x0100. */
+
+uint16_t exvs2_io_get_api_version(void);
+
+/* Initialize the IO DLL. This is the second function that will be called on
+   your DLL, after exvs2_io_get_api_version.
+
+   All subsequent calls to this API may originate from arbitrary threads.
+
+   Minimum API version: 0x0100 */
+
+HRESULT exvs2_io_jvs_init(void);
+
+/* Send any queued outputs (of which there are currently none, though this may
+   change in subsequent API versions) and retrieve any new inputs.
+
+   Minimum API version: 0x0100 */
+
+HRESULT exvs2_io_jvs_poll(uint8_t *opbtn, uint16_t *gamepad);
+
+void exvs2_io_jvs_read_coin_counter(uint16_t *coins);

exvs2io/meson.build

@@ -0,0 +1,16 @@
+exvs2io_lib = static_library(
+    'exvs2io',
+    name_prefix : '',
+    include_directories : inc,
+    implicit_include_directories : false,
+    c_pch : '../precompiled.h',
+    dependencies : [
+        xinput_lib,
+    ],
+    sources : [
+        'exvs2io.c',
+        'exvs2io.h',
+        'config.c',
+        'config.h',
+    ],
+)

meson.build

@@ -56,6 +56,12 @@ subdir('amcus')
 
 subdir('ferrumio')
 subdir('taikoio')
+subdir('exvs2io')
+subdir('saoio')
+subdir('mkacio')
 
 subdir('taikohook')
 subdir('ferrumhook')
+subdir('exvs2hook')
+subdir('saohook')
+subdir('mkachook')

mkachook/config.c

@@ -0,0 +1,47 @@
+#include <assert.h>
+#include <stddef.h>
+
+#include "mkachook/config.h"
+
+#include "platform/config.h"
+
+void mkac_dll_config_load(
+        struct mkac_dll_config *cfg,
+        const wchar_t *filename)
+{
+    assert(cfg != NULL);
+    assert(filename != NULL);
+
+    GetPrivateProfileStringW(
+            L"mkacio",
+            L"path",
+            L"",
+            cfg->path,
+            _countof(cfg->path),
+            filename);
+}
+
+void mkac_xinput_config_load(
+    struct mkac_xinput_config *cfg,
+    const wchar_t *filename)
+{
+    assert(cfg != NULL);
+    assert(filename != NULL);
+
+    cfg->enable = GetPrivateProfileIntW(L"xinput", L"enable", 1, filename);
+}
+
+
+void mkac_hook_config_load(
+        struct mkac_hook_config *cfg,
+        const wchar_t *filename)
+{
+    assert(cfg != NULL);
+    assert(filename != NULL);
+
+    platform_config_load(&cfg->platform, filename);
+    mkac_dll_config_load(&cfg->dll, filename);
+    mkac_xinput_config_load(&cfg->xinput, filename);
+    gfx_config_load(&cfg->gfx, filename);
+    bpreader_config_load(&cfg->reader, filename);
+}

mkachook/config.h

@@ -0,0 +1,34 @@
+#pragma once
+
+#include <stddef.h>
+
+#include "mkachook/mkac-dll.h"
+#include "mkachook/xinput.h"
+#include "mkachook/jvs.h"
+#include "board/config.h"
+
+#include "platform/config.h"
+#include "gfxhook/config.h"
+#include "amcus/config.h"
+
+struct mkac_hook_config {
+    struct platform_config platform;
+    struct mkac_dll_config dll;
+    struct mkac_xinput_config xinput;
+    struct gfx_config gfx;
+    struct amcus_config amcus;
+    struct bpreader_config reader;
+};
+
+void mkac_dll_config_load(
+    struct mkac_dll_config *cfg,
+    const wchar_t *filename);
+
+void mkac_xinput_config_load(
+    struct mkac_xinput_config *cfg,
+    const wchar_t *filename);
+
+void mkac_hook_config_load(
+    struct mkac_hook_config *cfg,
+    const wchar_t *filename);
+

mkachook/dllmain.c

@@ -0,0 +1,103 @@
+#include <windows.h>
+#include <stdlib.h>
+
+#include "mkachook/config.h"
+#include "mkachook/mkac-dll.h"
+#include "mkachook/xinput.h"
+#include "mkachook/jvs.h"
+
+#include "amcus/amcus.h"
+
+#include "hook/process.h"
+
+#include "hooklib/serial.h"
+#include "hooklib/debug.h"
+
+#include "platform/platform.h"
+#include "gfxhook/gfx.h"
+#include "gfxhook/dxgi.h"
+#include "gfxhook/d3d11.h"
+#include "board/bpreader.h"
+
+#include "util/dprintf.h"
+
+static HMODULE mkac_hook_mod;
+static process_entry_t mkac_startup;
+static struct mkac_hook_config mkac_hook_cfg;
+
+static DWORD CALLBACK mkac_pre_startup(void)
+{
+    HRESULT hr;
+
+    dprintf("--- Begin mkac_pre_startup ---\n");
+
+    mkac_hook_config_load(&mkac_hook_cfg, L".\\bananatools.ini");
+
+    serial_hook_init();
+
+    struct dongle_info dinfo;    
+    dinfo.vid = 0x0B9A;
+    dinfo.pid = 0x0C10;
+    wcscpy_s(dinfo.manufacturer, _countof(dinfo.manufacturer), L"BM");
+    wcscpy_s(dinfo.product, _countof(dinfo.product), L"RUDI04GBN-274713");
+
+    hr = platform_hook_init(&mkac_hook_cfg.platform, PLATFORM_ES3, mkac_jvs_init, mkac_hook_mod, dinfo);
+
+    if (FAILED(hr)) {
+        ExitProcess(EXIT_FAILURE);
+    }
+
+    hr = mkac_dll_init(&mkac_hook_cfg.dll, mkac_hook_mod);
+
+    if (FAILED(hr)) {
+        ExitProcess(EXIT_FAILURE);
+    }
+
+    hr = mkac_xinput_init(&mkac_hook_cfg.xinput);
+
+    if (FAILED(hr)) {
+        ExitProcess(EXIT_FAILURE);
+    }
+
+    hr = amcus_hook_init(&mkac_hook_cfg.amcus);
+
+    if (FAILED(hr)) {
+        ExitProcess(EXIT_FAILURE);
+    }
+
+    hr = bpreader_init(&mkac_hook_cfg.reader, 4);
+
+    if (FAILED(hr)) {
+        ExitProcess(EXIT_FAILURE);
+    }
+
+    debug_hook_init();
+
+    gfx_hook_init(&mkac_hook_cfg.gfx);
+    gfx_d3d11_hook_init(&mkac_hook_cfg.gfx, mkac_hook_mod);
+    gfx_dxgi_hook_init(&mkac_hook_cfg.gfx, mkac_hook_mod);
+
+    dprintf("---  End  mkac_pre_startup ---\n");
+
+    return mkac_startup();
+
+}
+
+BOOL WINAPI DllMain(HMODULE mod, DWORD cause, void *ctx)
+{
+    HRESULT hr;
+
+    if (cause != DLL_PROCESS_ATTACH) {
+        return TRUE;
+    }
+
+    mkac_hook_mod = mod;
+
+    hr = process_hijack_startup(mkac_pre_startup, &mkac_startup);
+
+    if (!SUCCEEDED(hr)) {
+        dprintf("Failed to hijack process startup: %x\n", (int) hr);
+    }
+
+    return SUCCEEDED(hr);
+}

mkachook/jvs.c

@@ -0,0 +1,100 @@
+#include <windows.h>
+
+#include <assert.h>
+#include <process.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <string.h>
+
+#include "hook/iobuf.h"
+#include "hook/iohook.h"
+
+#include "hooklib/uart.h"
+#include "hooklib/fdshark.h"
+
+#include "util/dprintf.h"
+#include "util/dump.h"
+
+#include "board/najv4.h"
+
+#include "mkachook/jvs.h"
+#include "mkachook/mkac-dll.h"
+
+static void mkac_jvs_read_switches(void *ctx, struct najv4_switch_state *out);
+static void mkac_jvs_read_coin_counter(void *ctx, uint8_t slot_no, uint16_t *out);
+
+static const struct najv4_ops mkac_jvs_najv4_ops = {
+    .read_switches      = mkac_jvs_read_switches,
+    .read_coin_counter  = mkac_jvs_read_coin_counter,
+};
+
+static struct najv4 mkac_jvs_najv4;
+
+HRESULT mkac_jvs_init(struct jvs_node **out)
+{
+    HRESULT hr;
+
+    assert(out != NULL);
+    assert(mkac_dll.jvs_init != NULL);
+
+    dprintf("mkac JVS: Starting IO backend\n");
+    hr = mkac_dll.jvs_init();
+
+    if (FAILED(hr)) {
+        dprintf("mkac JVS: Backend error, I/O disconnected: %x\n", (int) hr);
+
+        return hr;
+    }
+
+    najv4_init(&mkac_jvs_najv4, NULL, &mkac_jvs_najv4_ops, NULL);
+    *out = najv4_to_jvs_node(&mkac_jvs_najv4);
+
+    return S_OK;
+}
+
+static void mkac_jvs_read_switches(void *ctx, struct najv4_switch_state *out)
+{
+    uint8_t opbtn = 0;
+
+    //dprintf("mkac JVS: Read Switches\n");
+
+    assert(out != NULL);
+    assert(mkac_dll.jvs_poll != NULL);
+
+    mkac_dll.jvs_poll(&opbtn);
+    
+    out->system = 0;
+    out->p1 = 0;
+    out->p2 = 0;
+
+    if (opbtn & 0x01) { // Test
+        out->system = 0x80;
+    }
+    if (opbtn & 0x02) { // Service
+        out->p1 |= 0x4000;
+    }
+
+    if (opbtn & 0x04) { // Up
+        out->p1 |= 0x2000;
+    }
+    if (opbtn & 0x08) { // Down
+        out->p1 |= 0x1000;
+    }
+    if (opbtn & 0x10) { // Enter
+        out->p1 |= 0x0200;
+    }
+}
+
+static void mkac_jvs_read_coin_counter(void *ctx, uint8_t slot_no, uint16_t *out)
+{
+    //dprintf("mkac JVS: Read coin counter\n");
+
+    assert(out != NULL);
+    assert(mkac_dll.jvs_read_coin_counter != NULL);
+
+    if (slot_no > 0) {
+        return;
+    }
+
+    mkac_dll.jvs_read_coin_counter(out);
+}

mkachook/jvs.h

@@ -0,0 +1,8 @@
+#pragma once
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "jvs/jvs-bus.h"
+
+HRESULT mkac_jvs_init(struct jvs_node **root);

mkachook/meson.build

@@ -0,0 +1,34 @@
+shared_library(
+    'mkachook',
+    name_prefix : '',
+    include_directories : inc,
+    implicit_include_directories : false,
+    vs_module_defs : 'mkachook.def',
+    c_pch : '../precompiled.h',
+    dependencies : [
+        capnhook.get_variable('hook_dep'),
+        capnhook.get_variable('hooklib_dep'),
+        xinput_lib,
+    ],
+    link_with : [
+        mkacio_lib,
+        amcus_lib,
+        platform_lib,
+        util_lib,
+        hooklib_lib,
+        gfxhook_lib,
+        jvs_lib,
+        board_lib,
+    ],
+    sources : [
+        'dllmain.c',
+        'config.c',
+        'config.h',
+        'mkac-dll.c',
+        'mkac-dll.h',
+        'xinput.c',
+        'xinput.h',
+        'jvs.c',
+        'jvs.h',
+    ],
+)

mkachook/mkac-dll.c

@@ -0,0 +1,106 @@
+#include <windows.h>
+
+#include <assert.h>
+#include <stdlib.h>
+
+#include "mkachook/mkac-dll.h"
+
+#include "util/dll-bind.h"
+#include "util/dprintf.h"
+
+const struct dll_bind_sym mkac_dll_syms[] = {
+    {
+        .sym = "mkac_io_jvs_init",
+        .off = offsetof(struct mkac_dll, jvs_init),
+    },{
+        .sym = "mkac_io_gamepad_init",
+        .off = offsetof(struct mkac_dll, gamepad_init),
+    }, {
+        .sym = "mkac_io_jvs_poll",
+        .off = offsetof(struct mkac_dll, jvs_poll),
+    }, {
+        .sym = "mkac_io_gamepad_poll",
+        .off = offsetof(struct mkac_dll, gamepad_poll),
+    }, {
+        .sym = "mkac_io_jvs_read_coin_counter",
+        .off = offsetof(struct mkac_dll, jvs_read_coin_counter),
+    }
+};
+
+struct mkac_dll mkac_dll;
+
+HRESULT mkac_dll_init(const struct mkac_dll_config *cfg, HINSTANCE self)
+{
+    uint16_t (*get_api_version)(void);
+    const struct dll_bind_sym *sym;
+    HINSTANCE owned;
+    HINSTANCE src;
+    HRESULT hr;
+
+    assert(cfg != NULL);
+    assert(self != NULL);
+
+    if (cfg->path[0] != L'\0') {
+        owned = LoadLibraryW(cfg->path);
+
+        if (owned == NULL) {
+            hr = HRESULT_FROM_WIN32(GetLastError());
+            dprintf("mkac IO: Failed to load IO DLL: %lx: %S\n",
+                    hr,
+                    cfg->path);
+
+            goto end;
+        }
+
+        dprintf("mkac IO: Using custom IO DLL: %S\n", cfg->path);
+        src = owned;
+    } else {
+        owned = NULL;
+        src = self;
+    }
+
+    get_api_version = (void *) GetProcAddress(src, "mkac_io_get_api_version");
+
+    if (get_api_version != NULL) {
+        mkac_dll.api_version = get_api_version();
+    } else {
+        mkac_dll.api_version = 0x0100;
+        dprintf("Custom IO DLL does not expose mkac_io_get_api_version, "
+                "assuming API version 1.0.\n"
+                "Please ask the developer to update their DLL.\n");
+    }
+
+    if (mkac_dll.api_version >= 0x0200) {
+        hr = E_NOTIMPL;
+        dprintf("mkac IO: Custom IO DLL implements an unsupported "
+                "API version (%#04x). Please update Segatools.\n",
+                mkac_dll.api_version);
+
+        goto end;
+    }
+
+    sym = mkac_dll_syms;
+    hr = dll_bind(&mkac_dll, src, &sym, _countof(mkac_dll_syms));
+
+    if (FAILED(hr)) {
+        if (src != self) {
+            dprintf("mkac IO: Custom IO DLL does not provide function "
+                    "\"%s\". Please contact your IO DLL's developer for "
+                    "further assistance.\n",
+                    sym->sym);
+
+            goto end;
+        } else {
+            dprintf("Internal error: could not reflect \"%s\"\n", sym->sym);
+        }
+    }
+
+    owned = NULL;
+
+end:
+    if (owned != NULL) {
+        FreeLibrary(owned);
+    }
+
+    return hr;
+}

mkachook/mkac-dll.h

@@ -0,0 +1,22 @@
+#pragma once
+
+#include <windows.h>
+
+#include "mkacio/mkacio.h"
+
+struct mkac_dll {
+    uint16_t api_version;
+    HRESULT (*jvs_init)(void);
+    HRESULT (*gamepad_init)(void);
+    HRESULT (*jvs_poll)(uint8_t *opbtn);
+    HRESULT (*gamepad_poll)(uint16_t *gamebtn);
+    void (*jvs_read_coin_counter)(uint16_t *coins);
+};
+
+struct mkac_dll_config {
+    wchar_t path[MAX_PATH];
+};
+
+extern struct mkac_dll mkac_dll;
+
+HRESULT mkac_dll_init(const struct mkac_dll_config *cfg, HINSTANCE self);

mkachook/mkachook.def

@@ -0,0 +1,9 @@
+LIBRARY mkachook
+
+EXPORTS
+    mkac_io_get_api_version
+    mkac_io_jvs_init
+    mkac_io_gamepad_init
+    mkac_io_jvs_poll
+    mkac_io_gamepad_poll
+    mkac_io_jvs_read_coin_counter

mkachook/xinput.c

@@ -0,0 +1,154 @@
+#include <windows.h>
+#include <xinput.h>
+#include <stdint.h>
+
+#ifdef __GNUC__
+#include <ntdef.h>
+#else
+#include <winnt.h>
+#endif
+
+#include "hook/table.h"
+
+#include "mkachook/xinput.h"
+#include "mkachook/mkac-dll.h"
+
+#include "util/dprintf.h"
+#include "util/str.h"
+
+static DWORD WINAPI my_XInputGetCapabilities(DWORD dwUserIndex, DWORD dwFlags, XINPUT_CAPABILITIES *pCapabilities);
+static DWORD WINAPI my_XInputGetState(DWORD dwUserIndex, XINPUT_STATE *pState);
+static DWORD WINAPI my_XInputSetState(DWORD dwUserIndex, XINPUT_VIBRATION *pVibration);
+static DWORD my_driverUtilGetControllerUsbIdPairs(uint64_t qwUnknown, unsigned int *numControllers);
+
+static DWORD (WINAPI *next_XInputGetCapabilities)(DWORD dwUserIndex, DWORD dwFlags, XINPUT_CAPABILITIES *pCapabilities);
+static DWORD (WINAPI *next_XInputGetState)(DWORD dwUserIndex, DWORD dwFlags, XINPUT_CAPABILITIES *pCapabilities);
+static DWORD (WINAPI *next_XInputSetState)(DWORD dwUserIndex, DWORD dwFlags, XINPUT_CAPABILITIES *pCapabilities);
+static DWORD (*next_driverUtilGetControllerUsbIdPairs)(uint64_t qwUnknown, unsigned int *numControllers);
+
+uint8_t lastBtnState = 0;
+DWORD packetNum = 0;
+
+static const struct hook_symbol xinput_hook_syms[] = {
+    {
+        .ordinal = 4,
+        .patch   = my_XInputGetCapabilities,
+        .link    = (void **) &next_XInputGetCapabilities,
+    }, {
+        .ordinal = 2,
+        .patch   = my_XInputGetState,
+        .link    = (void **) &next_XInputGetState,
+    }, {
+        .ordinal = 3,
+        .patch   = my_XInputSetState,
+        .link    = (void **) &next_XInputSetState,
+    },
+};
+
+static const struct hook_symbol driverutil_hook_syms[] = {
+    {
+        .name    = "driverUtilGetControllerUsbIdPairs",
+        .ordinal = 1,
+        .patch   = my_driverUtilGetControllerUsbIdPairs,
+        .link    = (void **) &next_driverUtilGetControllerUsbIdPairs,
+    }
+};
+
+HRESULT mkac_xinput_init(struct mkac_xinput_config *cfg)
+{
+    if (!cfg->enable) {
+        dprintf("Xinput: Emulation disabled\n");
+        return S_OK;
+    }
+
+    dprintf("Xinput: init\n");
+
+    hook_table_apply(
+            NULL,
+            "XINPUT1_3.dll",
+            xinput_hook_syms,
+            _countof(xinput_hook_syms));
+
+    hook_table_apply(
+            NULL,
+            "driverUtil.dll",
+            driverutil_hook_syms,
+            _countof(driverutil_hook_syms));
+
+    return S_OK;
+}
+
+static DWORD WINAPI my_XInputGetCapabilities(DWORD dwUserIndex, DWORD dwFlags, XINPUT_CAPABILITIES *pCapabilities)
+{
+    //dprintf("Xinput: %s dwUserIndex %li dwFlags %li \n", __func__, dwUserIndex, dwFlags);
+
+    if (!dwUserIndex) {
+        HRESULT hr = mkac_dll.gamepad_init();
+
+        if (FAILED(hr)) {
+            return ERROR_DEVICE_NOT_CONNECTED;
+        }
+
+        pCapabilities->Flags = XINPUT_CAPS_VOICE_SUPPORTED;
+		pCapabilities->Type = XINPUT_DEVTYPE_GAMEPAD;
+		pCapabilities->SubType = XINPUT_DEVSUBTYPE_GAMEPAD;
+
+		pCapabilities->Gamepad.wButtons = 0xF3FF;
+
+		pCapabilities->Gamepad.bLeftTrigger = 0xFF;
+		pCapabilities->Gamepad.bRightTrigger = 0xFF;
+
+		pCapabilities->Gamepad.sThumbLX = (SHORT)0xFFC0;
+		pCapabilities->Gamepad.sThumbLY = (SHORT)0xFFC0;
+		pCapabilities->Gamepad.sThumbRX = (SHORT)0xFFC0;
+		pCapabilities->Gamepad.sThumbRY = (SHORT)0xFFC0;
+
+		pCapabilities->Vibration.wLeftMotorSpeed = 0xFF;
+		pCapabilities->Vibration.wRightMotorSpeed = 0xFF;
+
+        return ERROR_SUCCESS;
+    } else {
+        return ERROR_DEVICE_NOT_CONNECTED;
+    }
+    
+}
+
+static DWORD WINAPI my_XInputGetState(DWORD dwUserIndex, XINPUT_STATE *pState)
+{
+    //dprintf("Xinput: %s dwUserIndex %li\n", __func__, dwUserIndex);
+    assert(mkac_dll.gamepad_poll != NULL);
+    
+    if (!dwUserIndex) {
+        uint16_t gamebtn = 0;
+        mkac_dll.gamepad_poll(&gamebtn);
+
+        pState->Gamepad.wButtons = gamebtn;
+
+        if (gamebtn == lastBtnState) {
+            pState->dwPacketNumber = packetNum;
+        } else {
+            pState->dwPacketNumber = packetNum++;
+        }
+        
+        return ERROR_SUCCESS;
+    }        
+    else {
+        return ERROR_DEVICE_NOT_CONNECTED;
+    }
+        
+}
+
+static DWORD WINAPI my_XInputSetState(DWORD dwUserIndex, XINPUT_VIBRATION *pVibration)
+{
+    //dprintf("Xinput: %s dwUserIndex %li left %i right %i\n", __func__, dwUserIndex, pVibration->wLeftMotorSpeed, pVibration->wRightMotorSpeed);
+    if (!dwUserIndex)
+        return ERROR_SUCCESS;
+    else
+        return ERROR_DEVICE_NOT_CONNECTED;
+}
+
+static DWORD my_driverUtilGetControllerUsbIdPairs(uint64_t qwUnknown, unsigned int *numControllers)
+{
+    dprintf("Xinput: %s hit!\n", __func__);
+    return 1;
+}

mkachook/xinput.h

@@ -0,0 +1,12 @@
+#pragma once
+
+#include <windows.h>
+
+#include <stdbool.h>
+#include <stddef.h>
+
+struct mkac_xinput_config {
+    bool enable;
+};
+
+HRESULT mkac_xinput_init(struct mkac_xinput_config *cfg);

mkacio/config.c

@@ -0,0 +1,32 @@
+#include <windows.h>
+
+#include <assert.h>
+#include <stddef.h>
+#include <stdio.h>
+
+#include "mkacio/config.h"
+
+void mkac_io_najv4_config_load(struct mkac_najv4_config *cfg, const wchar_t *filename) 
+{    
+    cfg->test = GetPrivateProfileIntW(L"najv4", L"test", VK_HOME, filename);
+    cfg->service = GetPrivateProfileIntW(L"najv4", L"service", VK_DELETE, filename);
+    cfg->coin = GetPrivateProfileIntW(L"najv4", L"coin", VK_INSERT, filename);
+    cfg->up = GetPrivateProfileIntW(L"najv4", L"up", VK_UP, filename);
+    cfg->down = GetPrivateProfileIntW(L"najv4", L"down", VK_DOWN, filename);
+    cfg->enter = GetPrivateProfileIntW(L"najv4", L"enter", VK_RETURN, filename);
+}
+
+void mkac_io_gamepad_config_load(struct mkac_gamepad_config *cfg, const wchar_t *filename) 
+{
+    cfg->dpad_up = GetPrivateProfileIntW(L"gamepad", L"dpad_up", 'W', filename);
+    cfg->dpad_down = GetPrivateProfileIntW(L"gamepad", L"dpad_down", 'S', filename);
+    cfg->dpad_left = GetPrivateProfileIntW(L"gamepad", L"dpad_left", 'A', filename);
+    cfg->dpad_right = GetPrivateProfileIntW(L"gamepad", L"dpad_right", 'D', filename);
+    cfg->btn_a = GetPrivateProfileIntW(L"gamepad", L"button_a", 'O', filename);
+    cfg->btn_b = GetPrivateProfileIntW(L"gamepad", L"button_b", 'K', filename);
+    cfg->btn_x = GetPrivateProfileIntW(L"gamepad", L"button_x", 'I', filename);
+    cfg->btn_y = GetPrivateProfileIntW(L"gamepad", L"button_y", 'J', filename);
+    cfg->trigger_l = GetPrivateProfileIntW(L"gamepad", L"trigger_l", 'Q', filename);
+    cfg->trigger_r = GetPrivateProfileIntW(L"gamepad", L"trigger_r", 'E', filename);
+    cfg->btn_start = GetPrivateProfileIntW(L"gamepad", L"button_start", VK_LSHIFT, filename);
+}

mkacio/config.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#include <stddef.h>
+#include <stdint.h>
+
+struct mkac_najv4_config {
+    uint8_t test;
+    uint8_t service;
+    uint8_t up;
+    uint8_t down;
+    uint8_t enter;
+    uint8_t coin;
+};
+
+struct mkac_gamepad_config {
+    uint8_t dpad_up;
+    uint8_t dpad_down;
+    uint8_t dpad_left;
+    uint8_t dpad_right;
+    uint8_t btn_a;
+    uint8_t btn_b;
+    uint8_t btn_x;
+    uint8_t btn_y;
+    uint8_t trigger_l;
+    uint8_t trigger_r;
+    uint8_t btn_start;
+};
+
+void mkac_io_najv4_config_load(struct mkac_najv4_config *cfg, const wchar_t *filename);
+void mkac_io_gamepad_config_load(struct mkac_gamepad_config *cfg, const wchar_t *filename);

mkacio/meson.build

@@ -0,0 +1,16 @@
+mkacio_lib = static_library(
+    'mkacio',
+    name_prefix : '',
+    include_directories : inc,
+    implicit_include_directories : false,
+    c_pch : '../precompiled.h',
+    dependencies : [
+        xinput_lib,
+    ],
+    sources : [
+        'mkacio.c',
+        'mkacio.h',
+        'config.c',
+        'config.h',
+    ],
+)

mkacio/mkacio.c

@@ -0,0 +1,128 @@
+#include <windows.h>
+#include <xinput.h>
+
+#include <limits.h>
+#include <stdint.h>
+#include <stdbool.h>
+
+#include "mkacio/mkacio.h"
+#include "mkacio/config.h"
+
+#include "util/dprintf.h"
+
+static bool mkac_io_coin = false;
+static bool mkac_test_toggle = false;
+static uint16_t mkac_coin_ct = 0;
+static struct mkac_gamepad_config gamepad_cfg;
+static struct mkac_najv4_config najv4_cfg;
+
+uint16_t mkac_io_get_api_version(void)
+{
+    return 0x0100;
+}
+
+HRESULT mkac_io_jvs_init(void)
+{
+    dprintf("mkac IO: JVS Init\n");
+    mkac_io_najv4_config_load(&najv4_cfg, L".\\bananatools.ini");
+    return S_OK;
+}
+
+HRESULT mkac_io_gamepad_init(void)
+{
+    dprintf("mkac IO: Gamepad Init\n");
+    mkac_io_gamepad_config_load(&gamepad_cfg, L".\\bananatools.ini");
+    return S_OK;
+}
+
+HRESULT mkac_io_jvs_poll(uint8_t *opbtn)
+{
+    *opbtn = 0;
+
+    if ((GetAsyncKeyState(najv4_cfg.test) & 0x8000)) {
+        *opbtn |= mkac_IO_OPBTN_TEST;
+    }
+
+    if (GetAsyncKeyState(najv4_cfg.service) & 0x8000) {
+        *opbtn |= mkac_IO_OPBTN_SERVICE;
+    }
+
+    if (GetAsyncKeyState(najv4_cfg.up) & 0x8000) {
+        *opbtn |= mkac_IO_OPBTN_UP;
+    }
+
+    if (GetAsyncKeyState(najv4_cfg.down) & 0x8000) {
+        *opbtn |= mkac_IO_OPBTN_DOWN;
+    }
+
+    if (GetAsyncKeyState(najv4_cfg.enter) & 0x8000) {
+        *opbtn |= mkac_IO_OPBTN_ENTER;
+    }
+
+    return S_OK;
+}
+
+HRESULT mkac_io_gamepad_poll(uint16_t *gamepad)
+{
+    *gamepad = 0;
+
+    if (GetAsyncKeyState(gamepad_cfg.dpad_up) & 0x8000) {
+        *gamepad |= mkac_IO_GAMEBTN_UP;
+    }
+
+    if (GetAsyncKeyState(gamepad_cfg.dpad_left) & 0x8000) {
+        *gamepad |= mkac_IO_GAMEBTN_LEFT;
+    }
+
+    if (GetAsyncKeyState(gamepad_cfg.dpad_down) & 0x8000) {
+        *gamepad |= mkac_IO_GAMEBTN_DOWN;
+    }
+
+    if (GetAsyncKeyState(gamepad_cfg.dpad_right) & 0x8000) {
+        *gamepad |= mkac_IO_GAMEBTN_RIGHT;
+    }
+
+    if (GetAsyncKeyState(gamepad_cfg.trigger_l) & 0x8000) {
+        *gamepad |= mkac_IO_GAMEBTN_TRIGGER_L;
+    }
+
+    if (GetAsyncKeyState(gamepad_cfg.trigger_r) & 0x8000) {
+        *gamepad |= mkac_IO_GAMEBTN_TRIGGER_R;
+    }
+
+    if (GetAsyncKeyState(gamepad_cfg.btn_a) & 0x8000) {
+        *gamepad |= mkac_IO_GAMEBTN_A;
+    }
+
+    if (GetAsyncKeyState(gamepad_cfg.btn_b) & 0x8000) {
+        *gamepad |= mkac_IO_GAMEBTN_B;
+    }
+
+    if (GetAsyncKeyState(gamepad_cfg.btn_x) & 0x8000) {
+        *gamepad |= mkac_IO_GAMEBTN_X;
+    }
+
+    if (GetAsyncKeyState(gamepad_cfg.btn_y) & 0x8000) {
+        *gamepad |= mkac_IO_GAMEBTN_Y;
+    }
+
+    if (GetAsyncKeyState(gamepad_cfg.btn_start) & 0x8000) {
+        *gamepad |= mkac_IO_GAMEBTN_START;
+    }
+
+    return S_OK;
+}
+
+void mkac_io_jvs_read_coin_counter(uint16_t *coins)
+{
+    if (GetAsyncKeyState(VK_INSERT) & 0x8000) {
+        if (!mkac_io_coin) {
+            mkac_io_coin = true;
+            mkac_coin_ct++;
+        }
+    } else {
+        mkac_io_coin = false;
+    }
+
+    *coins = mkac_coin_ct;
+}

mkacio/mkacio.def

@@ -0,0 +1,9 @@
+LIBRARY mkachook
+
+EXPORTS
+    mkac_io_get_api_version
+    mkac_io_jvs_init
+    mkac_io_gamepad_init
+    mkac_io_jvs_poll
+    mkac_io_gamepad_poll
+    mkac_io_read_coin_counter

mkacio/mkacio.h

@@ -0,0 +1,68 @@
+#pragma once
+
+#include <windows.h>
+
+#include <stdint.h>
+
+#include "mkacio/config.h"
+
+enum {
+   mkac_IO_OPBTN_TEST = 0x01,
+   mkac_IO_OPBTN_SERVICE = 0x02,
+   mkac_IO_OPBTN_UP = 0x04,
+   mkac_IO_OPBTN_DOWN = 0x08,
+   mkac_IO_OPBTN_ENTER = 0x10,
+   mkac_IO_OPBTN_COIN = 0x20,
+};
+
+// Chagned to match xinput masks for ease of use
+enum {
+   mkac_IO_GAMEBTN_UP = 0x0001,
+   mkac_IO_GAMEBTN_DOWN = 0x0002,
+   mkac_IO_GAMEBTN_LEFT = 0x0004,
+   mkac_IO_GAMEBTN_RIGHT = 0x0008,
+   mkac_IO_GAMEBTN_START = 0x0010,
+   mkac_IO_GAMEBTN_TRIGGER_L = 0x0100,
+   mkac_IO_GAMEBTN_TRIGGER_R = 0x0200,
+   mkac_IO_GAMEBTN_A = 0x2000,
+   mkac_IO_GAMEBTN_B = 0x1000,
+   mkac_IO_GAMEBTN_X = 0x8000,
+   mkac_IO_GAMEBTN_Y = 0x4000,
+};
+
+/* Get the version of the Pokken IO API that this DLL supports. This
+   function should return a positive 16-bit integer, where the high byte is
+   the major version and the low byte is the minor version (as defined by the
+   Semantic Versioning standard).
+
+   The latest API version as of this writing is 0x0100. */
+
+uint16_t mkac_io_get_api_version(void);
+
+/* Initialize the IO DLL. This is the second function that will be called on
+   your DLL, after mkac_io_get_api_version.
+
+   All subsequent calls to this API may originate from arbitrary threads.
+
+   Minimum API version: 0x0100 */
+
+HRESULT mkac_io_jvs_init(void);
+
+/* Initialize the IO DLL. This is the second function that will be called on
+   your DLL, after mkac_io_get_api_version.
+
+   All subsequent calls to this API may originate from arbitrary threads.
+
+   Minimum API version: 0x0100 */
+HRESULT mkac_io_gamepad_init(void);
+
+/* Send any queued outputs (of which there are currently none, though this may
+   change in subsequent API versions) and retrieve any new inputs.
+
+   Minimum API version: 0x0100 */
+
+HRESULT mkac_io_jvs_poll(uint8_t *opbtn);
+
+HRESULT mkac_io_gamepad_poll(uint16_t *gamebtn);
+
+void mkac_io_jvs_read_coin_counter(uint16_t *coins);

saohook/config.c

@@ -0,0 +1,38 @@
+#include <assert.h>
+#include <stddef.h>
+
+#include "saohook/config.h"
+
+#include "platform/config.h"
+
+void sao_dll_config_load(
+        struct sao_dll_config *cfg,
+        const wchar_t *filename)
+{
+    assert(cfg != NULL);
+    assert(filename != NULL);
+
+    GetPrivateProfileStringW(
+            L"saoio",
+            L"path",
+            L"",
+            cfg->path,
+            _countof(cfg->path),
+            filename);
+}
+
+void sao_hook_config_load(
+        struct sao_hook_config *cfg,
+        const wchar_t *filename)
+{
+    assert(cfg != NULL);
+    assert(filename != NULL);
+
+    platform_config_load(&cfg->platform, filename);
+    sao_dll_config_load(&cfg->dll, filename);
+    gfx_config_load(&cfg->gfx, filename);
+    qr_config_load(&cfg->qr, filename);
+    bpreader_config_load(&cfg->reader, filename);
+    usio_config_load(&cfg->usio, filename);
+    
+}

saohook/config.h

@@ -0,0 +1,34 @@
+#pragma once
+
+#include <stddef.h>
+
+#include "saohook/sao-dll.h"
+
+#include "platform/config.h"
+#include "gfxhook/config.h"
+#include "amcus/config.h"
+#include "board/config.h"
+
+struct sao_hook_config {
+    struct platform_config platform;
+    struct aime_config aime;
+    struct sao_dll_config dll;
+    struct gfx_config gfx;
+    struct amcus_config amcus;
+    struct qr_config qr;
+    struct bpreader_config reader;
+    struct usio_config usio;
+};
+
+void sao_dll_config_load(
+    struct sao_dll_config *cfg,
+    const wchar_t *filename);
+
+void qr_config_load(
+    struct qr_config *cfg,
+    const wchar_t *filename);
+
+void sao_hook_config_load(
+    struct sao_hook_config *cfg,
+    const wchar_t *filename);
+

saohook/dllmain.c

@@ -0,0 +1,107 @@
+#include <windows.h>
+#include <stdlib.h>
+
+#include "saohook/config.h"
+#include "saohook/sao-dll.h"
+#include "saohook/usio.h"
+#include "saohook/unity.h"
+
+#include "amcus/amcus.h"
+
+#include "hook/process.h"
+
+#include "hooklib/serial.h"
+#include "board/sg-reader.h"
+#include "board/vfd.h"
+
+#include "platform/platform.h"
+#include "gfxhook/gfx.h"
+#include "gfxhook/dxgi.h"
+#include "gfxhook/d3d11.h"
+
+#include "util/dprintf.h"
+
+static HMODULE sao_hook_mod;
+static process_entry_t sao_startup;
+static struct sao_hook_config sao_hook_cfg;
+
+static DWORD CALLBACK sao_pre_startup(void)
+{
+    HRESULT hr;
+
+    dprintf("--- Begin sao_pre_startup ---\n");
+
+    sao_hook_config_load(&sao_hook_cfg, L".\\bananatools.ini");
+
+    serial_hook_init();
+
+    struct dongle_info dinfo;
+    dinfo.pid = 0x0C00;
+    dinfo.vid = 0x0B9A;
+
+    hr = platform_hook_init(&sao_hook_cfg.platform, PLATFORM_BNA1, NULL, sao_hook_mod, dinfo);
+
+    if (FAILED(hr)) {
+        ExitProcess(EXIT_FAILURE);
+    }
+
+    hr = sg_reader_hook_init(&sao_hook_cfg.aime, 1, sao_hook_mod);
+
+    if (FAILED(hr)) {
+        ExitProcess(EXIT_FAILURE);
+    }
+
+    hr = vfd_hook_init(2);
+
+    if (FAILED(hr)) {
+        ExitProcess(EXIT_FAILURE);
+    }
+
+    hr = sao_dll_init(&sao_hook_cfg.dll, sao_hook_mod);
+
+    if (FAILED(hr)) {
+        ExitProcess(EXIT_FAILURE);
+    }
+
+    hr = sao_usio_hook_init(&sao_hook_cfg.usio);
+
+    if (FAILED(hr)) {
+        ExitProcess(EXIT_FAILURE);
+    }
+
+    hr = amcus_hook_init(&sao_hook_cfg.amcus);
+
+    if (FAILED(hr)) {
+        ExitProcess(EXIT_FAILURE);
+    }
+
+    unity_hook_init();
+
+    gfx_hook_init(&sao_hook_cfg.gfx);
+    gfx_d3d11_hook_init(&sao_hook_cfg.gfx, sao_hook_mod);
+    gfx_dxgi_hook_init(&sao_hook_cfg.gfx, sao_hook_mod);
+
+    dprintf("---  End  sao_pre_startup ---\n");
+
+    return sao_startup();
+
+}
+
+BOOL WINAPI DllMain(HMODULE mod, DWORD cause, void *ctx)
+{
+    HRESULT hr;
+
+    if (cause != DLL_PROCESS_ATTACH) {
+        return TRUE;
+    }
+
+    sao_hook_mod = mod;
+
+    hr = process_hijack_startup(sao_pre_startup, &sao_startup);
+
+    if (!SUCCEEDED(hr)) {
+        dprintf("Failed to hijack process startup: %x\n", (int) hr);
+    }
+
+    return SUCCEEDED(hr);
+}

saohook/meson.build

@@ -0,0 +1,33 @@
+shared_library(
+    'saohook',
+    name_prefix : '',
+    include_directories : inc,
+    implicit_include_directories : false,
+    vs_module_defs : 'saohook.def',
+    c_pch : '../precompiled.h',
+    dependencies : [
+        capnhook.get_variable('hook_dep'),
+        capnhook.get_variable('hooklib_dep'),
+        xinput_lib,
+    ],
+    link_with : [
+        saoio_lib,
+        amcus_lib,
+        platform_lib,
+        util_lib,
+        hooklib_lib,
+        gfxhook_lib,
+        jvs_lib,
+        board_lib
+    ],
+    sources : [
+        'dllmain.c',
+        'config.c',
+        'config.h',
+        'sao-dll.c',
+        'sao-dll.h',
+        'usio.c',
+        'usio.h',
+        'unity.c',
+    ],
+)

saohook/sao-dll.c

@@ -0,0 +1,103 @@
+#include <windows.h>
+
+#include <assert.h>
+#include <stdlib.h>
+
+#include "saohook/sao-dll.h"
+
+#include "util/dll-bind.h"
+#include "util/dprintf.h"
+
+const struct dll_bind_sym sao_dll_syms[] = {
+    {
+        .sym = "sao_io_init",
+        .off = offsetof(struct sao_dll, init),
+    }, {
+        .sym = "sao_io_read_coin_counter",
+        .off = offsetof(struct sao_dll, read_coin_counter),
+    }, {
+        .sym = "sao_io_get_opbtns",
+        .off = offsetof(struct sao_dll, get_opbtns),
+    }, {
+        .sym = "sao_io_get_drum_analog",
+        .off = offsetof(struct sao_dll, get_drum_analog),
+    }
+};
+
+struct sao_dll sao_dll;
+
+HRESULT sao_dll_init(const struct sao_dll_config *cfg, HINSTANCE self)
+{
+    uint16_t (*get_api_version)(void);
+    const struct dll_bind_sym *sym;
+    HINSTANCE owned;
+    HINSTANCE src;
+    HRESULT hr;
+
+    assert(cfg != NULL);
+    assert(self != NULL);
+
+    if (cfg->path[0] != L'\0') {
+        owned = LoadLibraryW(cfg->path);
+
+        if (owned == NULL) {
+            hr = HRESULT_FROM_WIN32(GetLastError());
+            dprintf("Sao IO: Failed to load IO DLL: %lx: %S\n",
+                    hr,
+                    cfg->path);
+
+            goto end;
+        }
+
+        dprintf("Sao IO: Using custom IO DLL: %S\n", cfg->path);
+        src = owned;
+    } else {
+        owned = NULL;
+        src = self;
+    }
+
+    get_api_version = (void *) GetProcAddress(src, "sao_io_get_api_version");
+
+    if (get_api_version != NULL) {
+        sao_dll.api_version = get_api_version();
+    } else {
+        sao_dll.api_version = 0x0100;
+        dprintf("Custom IO DLL does not expose sao_io_get_api_version, "
+                "assuming API version 1.0.\n"
+                "Please ask the developer to update their DLL.\n");
+    }
+
+    if (sao_dll.api_version >= 0x0200) {
+        hr = E_NOTIMPL;
+        dprintf("Sao IO: Custom IO DLL implements an unsupported "
+                "API version (%#04x). Please update Segatools.\n",
+                sao_dll.api_version);
+
+        goto end;
+    }
+
+    sym = sao_dll_syms;
+    hr = dll_bind(&sao_dll, src, &sym, _countof(sao_dll_syms));
+
+    if (FAILED(hr)) {
+        if (src != self) {
+            dprintf("Sao IO: Custom IO DLL does not provide function "
+                    "\"%s\". Please contact your IO DLL's developer for "
+                    "further assistance.\n",
+                    sym->sym);
+
+            goto end;
+        } else {
+            dprintf("Internal error: could not reflect \"%s\"\n", sym->sym);
+        }
+    }
+
+    owned = NULL;
+
+end:
+    if (owned != NULL) {
+        FreeLibrary(owned);
+    }
+
+    return hr;
+}

saohook/sao-dll.h

@@ -0,0 +1,22 @@
+#pragma once
+
+#include <windows.h>
+
+#include "saoio/saoio.h"
+
+struct sao_dll {
+    uint16_t api_version;
+    HRESULT (*init)(void);
+    HRESULT (*poll)(void);
+    void (*read_coin_counter)(uint16_t *coins, uint16_t *services);
+    void (*get_opbtns)(uint8_t *opbtn);
+    void (*get_drum_analog)(uint8_t *gamebtn);
+};
+
+struct sao_dll_config {
+    wchar_t path[MAX_PATH];
+};
+
+extern struct sao_dll sao_dll;
+
+HRESULT sao_dll_init(const struct sao_dll_config *cfg, HINSTANCE self);

saohook/saohook.def

@@ -0,0 +1,8 @@
+LIBRARY saohook
+
+EXPORTS
+    sao_io_get_api_version
+    sao_io_init
+    sao_io_read_coin_counter
+    sao_io_get_drum_analog
+    sao_io_get_opbtns

saohook/unity.c

@@ -0,0 +1,105 @@
+#include <stdbool.h>
+
+#include <windows.h>
+
+#include "hook/table.h"
+
+#include "hooklib/dll.h"
+#include "hooklib/path.h"
+#include "amcus/amcus.h"
+#include "board/usio.h"
+
+#include "util/dprintf.h"
+
+static void dll_hook_insert_hooks(HMODULE target);
+
+static HMODULE WINAPI my_LoadLibraryW(const wchar_t *name);
+static HMODULE (WINAPI *next_LoadLibraryW)(const wchar_t *name);
+
+static const struct hook_symbol unity_kernel32_syms[] = {
+    {
+        .name = "LoadLibraryW",
+        .patch = my_LoadLibraryW,
+        .link = (void **) &next_LoadLibraryW,
+    },
+};
+
+static const wchar_t *target_modules[] = {
+    L"mono.dll",
+    L"cri_ware_unity.dll",
+    L"aime_rw_adapter.dll",
+    L"AMPFServiceClient.dll",
+    L"bnAMPF.dll",
+    L"bnAMUpdater.dll",
+    L"bnReader.dll",
+    L"libamw.dll",
+};
+static const size_t target_modules_len = _countof(target_modules);
+
+void unity_hook_init(void)
+{
+    dll_hook_insert_hooks(NULL);
+}
+
+static void dll_hook_insert_hooks(HMODULE target)
+{
+    hook_table_apply(
+            target,
+            "kernel32.dll",
+            unity_kernel32_syms,
+            _countof(unity_kernel32_syms));
+}
+
+static HMODULE WINAPI my_LoadLibraryW(const wchar_t *name)
+{
+    const wchar_t *name_end;
+    const wchar_t *target_module;
+    bool already_loaded;
+    HMODULE result;
+    size_t name_len;
+    size_t target_module_len;
+
+    if (name == NULL) {
+        SetLastError(ERROR_INVALID_PARAMETER);
+
+        return NULL;
+    }
+
+    // Check if the module is already loaded
+    already_loaded = GetModuleHandleW(name) != NULL;
+
+    // Must call the next handler so the DLL reference count is incremented
+    result = next_LoadLibraryW(name);
+
+    if (!already_loaded && result != NULL) {
+        name_len = wcslen(name);
+
+        for (size_t i = 0; i < target_modules_len; i++) {
+            target_module = target_modules[i];
+            target_module_len = wcslen(target_module);
+
+            // Check if the newly loaded library is at least the length of
+            // the name of the target module
+            if (name_len < target_module_len) {
+                continue;
+            }
+
+            name_end = &name[name_len - target_module_len];
+
+            // Check if the name of the newly loaded library is one of the
+            // modules the path hooks should be injected into
+            if (_wcsicmp(name_end, target_module) != 0) {
+                continue;
+            }
+
+            dprintf("Unity: Loaded %S\n", target_module);
+
+            dll_hook_insert_hooks(result);
+            path_hook_insert_hooks(result);
+            amcus_insert_hooks(result);
+            usio_hook_proc_addr(result);
+        }
+    }
+
+    return result;
+}

saohook/unity.h

@@ -0,0 +1,3 @@
+#pragma once
+
+void unity_hook_init(void);

saohook/usio.c

@@ -0,0 +1,82 @@
+#include <windows.h>
+
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdbool.h>
+
+#include "board/usio.h"
+
+#include "saohook/sao-dll.h"
+
+#include "util/dprintf.h"
+
+bool sao_io_coin = false;
+uint16_t sao_io_coins = 0;
+
+static HRESULT sao_usio_poll(void *ctx, struct usio_state *state);
+
+static const struct usio_ops sao_usio_ops = {
+    .poll = sao_usio_poll,
+};
+
+HRESULT sao_usio_hook_init(const struct usio_config *cfg)
+{
+    HRESULT hr;
+    assert(sao_dll.init != NULL);
+
+    hr = usio_hook_init(cfg, &sao_usio_ops, NULL, NULL);
+
+    if (FAILED(hr)) {
+        return hr;
+    }
+
+    dprintf("Sao USIO: Init\n");
+
+    return sao_dll.init();
+}
+
+static HRESULT sao_usio_poll(void *ctx, struct usio_state *state)
+{
+    uint8_t opbtn_out = 0;
+    uint8_t analog_out = 0;
+    uint16_t coin_ct = 0;
+    uint16_t service_ct = 0;
+    sao_dll.get_opbtns(&opbtn_out);
+    sao_dll.get_drum_analog(&analog_out);
+    sao_dll.read_coin_counter(&coin_ct, &service_ct);
+
+    state->op_btns = 0;
+    state->p1_btns = 0;
+    state->p2_btns = 0;
+
+    if (opbtn_out & 0x01) {
+        state->op_btns |= 0x80; // Test
+    }
+    if (opbtn_out & 0x02) {
+        state->p1_btns |= 0x40; // Service
+    }
+    if (opbtn_out & 0x04) {
+        state->p1_btns |= 0x20; // Up
+    }
+    if (opbtn_out & 0x08) {
+        state->p1_btns |= 0x10; // Down
+    }
+    if (opbtn_out & 0x10) {
+        state->p1_btns |= 0x02; // Enter
+    }
+
+    for (int i = 0; i < _countof(state->analog); i++) {
+        if (analog_out & 1 << i) {
+            state->analog[i] = 0x3FFF;
+        } else {
+            state->analog[i] = 0x00;
+        }
+        
+    }
+
+    state->coins[0].current_coin_count = coin_ct;
+    state->service.current_coin_count = service_ct;
+
+    return S_OK;
+}

saohook/usio.h

@@ -0,0 +1,7 @@
+#pragma once
+
+#include <windows.h>
+
+#include "board/usio.h"
+
+HRESULT sao_usio_hook_init(const struct usio_config *cfg);

saoio/config.c

@@ -0,0 +1,27 @@
+#include <windows.h>
+
+#include <assert.h>
+#include <stddef.h>
+#include <stdio.h>
+
+#include "saoio/config.h"
+
+void sao_io_config_load(struct sao_input_config *cfg, const wchar_t *filename) 
+{    
+    cfg->test    = GetPrivateProfileIntW(L"usio", L"test", VK_HOME, filename);
+    cfg->service = GetPrivateProfileIntW(L"usio", L"service", VK_DELETE, filename);
+    cfg->coin    = GetPrivateProfileIntW(L"usio", L"coin", VK_INSERT, filename);
+    cfg->up      = GetPrivateProfileIntW(L"usio", L"up", VK_UP, filename);
+    cfg->down    = GetPrivateProfileIntW(L"usio", L"down", VK_DOWN, filename);
+    cfg->enter   = GetPrivateProfileIntW(L"usio", L"enter", VK_RETURN, filename);
+
+    cfg->p1_rim_l    = GetPrivateProfileIntW(L"drum", L"p1_rim_l", 'Z', filename);
+    cfg->p1_center_l = GetPrivateProfileIntW(L"usio", L"p1_center_l", 'X', filename);
+    cfg->p1_center_r = GetPrivateProfileIntW(L"usio", L"p1_center_r", 'C', filename);
+    cfg->p1_rim_r    = GetPrivateProfileIntW(L"usio", L"p1_rim_r", 'V', filename);
+
+    cfg->p2_rim_l    = GetPrivateProfileIntW(L"drum", L"p2_rim_l", 'U', filename);
+    cfg->p2_center_l = GetPrivateProfileIntW(L"usio", L"p2_center_l", 'I', filename);
+    cfg->p2_center_r = GetPrivateProfileIntW(L"usio", L"p2_center_r", 'O', filename);
+    cfg->p2_rim_r    = GetPrivateProfileIntW(L"usio", L"p2_rim_r", 'P', filename);
+}

saoio/config.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#include <stddef.h>
+#include <stdint.h>
+
+#pragma pack(push, 1)
+struct sao_input_config {
+    uint8_t test;
+    uint8_t service;
+    uint8_t up;
+    uint8_t down;
+    uint8_t enter;
+    uint8_t coin;
+
+    uint8_t p1_rim_l;
+    uint8_t p1_center_l;
+    uint8_t p1_center_r;
+    uint8_t p1_rim_r;
+    uint8_t p2_rim_l;
+    uint8_t p2_center_l;
+    uint8_t p2_center_r;
+    uint8_t p2_rim_r;
+};
+#pragma pack(pop)
+
+void sao_io_config_load(struct sao_input_config *cfg, const wchar_t *filename);

saoio/meson.build

@@ -0,0 +1,16 @@
+saoio_lib = static_library(
+    'saoio',
+    name_prefix : '',
+    include_directories : inc,
+    implicit_include_directories : false,
+    c_pch : '../precompiled.h',
+    dependencies : [
+        xinput_lib,
+    ],
+    sources : [
+        'saoio.c',
+        'saoio.h',
+        'config.c',
+        'config.h',
+    ],
+)

saoio/saoio.c

@@ -0,0 +1,123 @@
+#include <windows.h>
+#include <xinput.h>
+
+#include <limits.h>
+#include <stdint.h>
+#include <stdbool.h>
+
+#include "saoio/saoio.h"
+#include "saoio/config.h"
+
+#include "util/dprintf.h"
+
+static bool sao_io_coin = false;
+static bool sao_io_service = false;
+static bool sao_test_toggle = false;
+static bool sao_test_last_state = false;
+static uint16_t sao_coin_ct = 0;
+static uint16_t sao_service_ct = 0;
+static struct sao_input_config cfg;
+
+uint16_t sao_io_get_api_version(void)
+{
+    return 0x0100;
+}
+
+HRESULT sao_io_init(void)
+{
+    dprintf("Sao IO: Init\n");
+    sao_io_config_load(&cfg, L".\\bananatools.ini");
+    return S_OK;
+}
+
+void sao_io_get_opbtns(uint8_t *opbtn)
+{
+    if ((GetAsyncKeyState(cfg.test) & 0x8000)) {
+        if (!sao_test_last_state) {            
+            sao_test_toggle = !sao_test_toggle;
+        }
+        sao_test_last_state = true;
+    } else {
+        sao_test_last_state = false;
+    }
+
+    if (GetAsyncKeyState(cfg.service) & 0x8000) {
+        *opbtn |= SAO_IO_OPBTN_SERVICE;
+    }
+
+    if (GetAsyncKeyState(cfg.up) & 0x8000) {
+        *opbtn |= SAO_IO_OPBTN_UP;
+    }
+
+    if (GetAsyncKeyState(cfg.down) & 0x8000) {
+        *opbtn |= SAO_IO_OPBTN_DOWN;
+    }
+
+    if (GetAsyncKeyState(cfg.enter) & 0x8000) {
+        *opbtn |= SAO_IO_OPBTN_ENTER;
+    }
+
+    if (sao_test_toggle) {
+        *opbtn |= SAO_IO_OPBTN_TEST;
+    }
+}
+
+void sao_io_get_drum_analog(uint8_t *gamebtn)
+{
+    if (GetAsyncKeyState(cfg.p1_rim_l) & 0x8000) {
+        *gamebtn |= SAO_IO_P1_RIM_L;
+    }
+
+    if (GetAsyncKeyState(cfg.p1_center_l) & 0x8000) {
+        *gamebtn |= SAO_IO_P1_CENTER_L;
+    }
+
+    if (GetAsyncKeyState(cfg.p1_center_r) & 0x8000) {
+        *gamebtn |= SAO_IO_P1_CENTER_R;
+    }
+
+    if (GetAsyncKeyState(cfg.p1_rim_r) & 0x8000) {
+        *gamebtn |= SAO_IO_P1_RIM_R;
+    }
+
+    if (GetAsyncKeyState(cfg.p2_rim_l) & 0x8000) {
+        *gamebtn |= SAO_IO_P2_RIM_L;
+    }
+
+    if (GetAsyncKeyState(cfg.p2_center_l) & 0x8000) {
+        *gamebtn |= SAO_IO_P2_CENTER_L;
+    }
+
+    if (GetAsyncKeyState(cfg.p2_center_r) & 0x8000) {
+        *gamebtn |= SAO_IO_P2_CENTER_R;
+    }
+
+    if (GetAsyncKeyState(cfg.p2_rim_r) & 0x8000) {
+        *gamebtn |= SAO_IO_P2_RIM_R;
+    }
+}
+
+void sao_io_read_coin_counter(uint16_t *coins, uint16_t *services)
+{
+    
+    if (GetAsyncKeyState(cfg.coin) & 0x8000) {
+        if (!sao_io_coin) {
+            sao_io_coin = true;
+            sao_coin_ct++;
+        }
+    } else {
+        sao_io_coin = false;
+    }
+
+    if (GetAsyncKeyState(cfg.service) & 0x8000) {
+        if (!sao_io_service) {
+            sao_io_service = true;
+            sao_service_ct++;
+        }
+    } else {
+        sao_io_service = false;
+    }
+
+    *coins = sao_coin_ct;
+    *services = sao_service_ct;
+}

saoio/saoio.def

@@ -0,0 +1,8 @@
+LIBRARY saohook
+
+EXPORTS
+    sao_io_get_api_version
+    sao_io_init
+    sao_io_read_coin_counter
+    sao_io_get_drum_analog
+    sao_io_get_opbtns

saoio/saoio.h

@@ -0,0 +1,67 @@
+#pragma once
+
+#include <windows.h>
+
+#include <stdint.h>
+
+#include "saoio/config.h"
+
+enum {
+   SAO_IO_OPBTN_TEST = 0x01,
+   SAO_IO_OPBTN_SERVICE = 0x02,
+   SAO_IO_OPBTN_UP = 0x04,
+   SAO_IO_OPBTN_DOWN = 0x08,
+   SAO_IO_OPBTN_ENTER = 0x10,
+};
+
+enum {
+   SAO_IO_P1_RIM_L = 0x0001,
+   SAO_IO_P1_CENTER_L = 0x0002,
+   SAO_IO_P1_CENTER_R = 0x0004,
+   SAO_IO_P1_RIM_R = 0x0008,
+   SAO_IO_P2_RIM_L = 0x0100,
+   SAO_IO_P2_CENTER_L = 0x0200,
+   SAO_IO_P2_CENTER_R = 0x1000,
+   SAO_IO_P2_RIM_R = 0x2000,
+};
+
+/* Get the version of the Pokken IO API that this DLL supports. This
+   function should return a positive 16-bit integer, where the high byte is
+   the major version and the low byte is the minor version (as defined by the
+   Semantic Versioning standard).
+
+   The latest API version as of this writing is 0x0100. */
+
+uint16_t sao_io_get_api_version(void);
+
+/* Initialize the IO DLL. This is the second function that will be called on
+   your DLL, after sao_io_get_api_version.
+
+   All subsequent calls to this API may originate from arbitrary threads.
+
+   Minimum API version: 0x0100 */
+
+HRESULT sao_io_init(void);
+
+
+/* Get the state of the cabinet's operator buttons as of the last poll. See
+   SAO_IO_OPBTN enum above: this contains bit mask definitions for button
+   states returned in *opbtn. All buttons are active-high.
+
+   Minimum API version: 0x0100 */
+
+void sao_io_get_opbtns(uint8_t *opbtn);
+
+/* Get the state of the cabinet's gameplay buttons as of the last poll. See
+   SAO_IO_GAMEBTN enum above for bit mask definitions. Inputs are split into
+   a left hand side set of inputs and a right hand side set of inputs: the bit
+   mappings are the same in both cases.
+
+   All buttons are active-high, even though some buttons' electrical signals
+   on a real cabinet are active-low.
+
+   Minimum API version: 0x0100 */
+
+void sao_io_get_drum_analog(uint8_t *gamebtn);
+
+void sao_io_read_coin_counter(uint16_t *coins, uint16_t *services);