add half-working CXB support

Dockerfile

@@ -19,6 +19,8 @@ COPY amex amex
 COPY board board
 COPY chunihook chunihook
 COPY chuniio chuniio
+COPY cxbhook cxbhook
+COPY cxbio cxbio
 COPY dist dist
 COPY divahook divahook
 COPY divaio divaio

Package.mk

@@ -12,6 +12,21 @@ $(BUILD_DIR_ZIP)/chuni.zip:
     	$(BUILD_DIR_ZIP)/chuni/DEVICE
 	$(V)strip $(BUILD_DIR_ZIP)/chuni/*.{exe,dll}
 	$(V)cd $(BUILD_DIR_ZIP)/chuni ; zip -r ../chuni.zip *
+
+$(BUILD_DIR_ZIP)/cxb.zip:
+	$(V)echo ... $@
+	$(V)mkdir -p $(BUILD_DIR_ZIP)/cxb
+	$(V)mkdir -p $(BUILD_DIR_ZIP)/cxb/DEVICE
+	$(V)cp $(BUILD_DIR_32)/subprojects/capnhook/inject/inject.exe \
+		$(BUILD_DIR_32)/cxbhook/cxbhook.dll \
+		$(DIST_DIR)/cxb/segatools.ini \
+		$(DIST_DIR)/cxb/start.bat \
+		$(BUILD_DIR_ZIP)/cxb
+	$(V)cp pki/billing.pub \
+		pki/ca.crt \
+    	$(BUILD_DIR_ZIP)/cxb/DEVICE
+	$(V)strip $(BUILD_DIR_ZIP)/cxb/*.{exe,dll}
+	$(V)cd $(BUILD_DIR_ZIP)/cxb ; zip -r ../cxb.zip *
 	
 $(BUILD_DIR_ZIP)/diva.zip:
 	$(V)echo ... $@
@@ -99,6 +114,7 @@ $(BUILD_DIR_ZIP)/doc.zip: \
 
 $(BUILD_DIR_ZIP)/segatools.zip: \
 		$(BUILD_DIR_ZIP)/chuni.zip \
+		$(BUILD_DIR_ZIP)/cxb.zip \
 		$(BUILD_DIR_ZIP)/carol.zip \
 		$(BUILD_DIR_ZIP)/diva.zip \
 		$(BUILD_DIR_ZIP)/doc.zip \

aimeio/aimeio.c

@@ -62,6 +62,7 @@ static void aime_io_config_read(
             cfg->felica_path,
             _countof(cfg->felica_path),
             filename);
+    dprintf("NFC: felicaPath GetLastError %lx\n", GetLastError());
 
     cfg->felica_gen = GetPrivateProfileIntW(
             L"aime",

cxbhook/config.c

@@ -0,0 +1,61 @@
+#include <windows.h>
+
+#include <assert.h>
+#include <stdbool.h>
+#include <stddef.h>
+
+#include "amex/amex.h"
+#include "amex/config.h"
+
+#include "board/config.h"
+#include "board/sg-reader.h"
+
+#include "cxbhook/config.h"
+
+#include "gfxhook/config.h"
+
+#include "hooklib/config.h"
+
+#include "platform/config.h"
+#include "platform/platform.h"
+
+void cxb_dll_config_load(
+        struct cxb_dll_config *cfg,
+        const wchar_t *filename)
+{
+
+}
+
+void revio_config_load(struct revio_config *cfg, const wchar_t *filename)
+{
+
+}
+
+void network_config_load(struct network_config *cfg, const wchar_t *filename)
+{
+
+}
+
+void led_config_load(struct led_config *cfg, const wchar_t *filename)
+{
+
+}
+
+void cxb_hook_config_load(
+        struct cxb_hook_config *cfg,
+        const wchar_t *filename)
+{
+    assert(cfg != NULL);
+    assert(filename != NULL);
+
+    memset(cfg, 0, sizeof(*cfg));
+
+    platform_config_load(&cfg->platform, filename);
+    amex_config_load(&cfg->amex, filename);
+    aime_config_load(&cfg->aime, filename);
+    gfx_config_load(&cfg->gfx, filename);
+    cxb_dll_config_load(&cfg->dll, filename);
+    revio_config_load(&cfg->revio, filename);
+    network_config_load(&cfg->network, filename);
+    led_config_load(&cfg->led, filename);
+}

cxbhook/config.h

@@ -0,0 +1,40 @@
+#pragma once
+
+#include <stdbool.h>
+#include <stddef.h>
+
+#include "amex/amex.h"
+
+#include "board/sg-reader.h"
+
+#include "cxbhook/cxb-dll.h"
+#include "cxbhook/revio.h"
+#include "cxbhook/led.h"
+#include "cxbhook/network.h"
+
+#include "gfxhook/gfx.h"
+
+#include "platform/platform.h"
+
+struct cxb_hook_config {
+    struct platform_config platform;
+    struct amex_config amex;
+    struct aime_config aime;
+    struct gfx_config gfx;
+    struct cxb_dll_config dll;
+    struct revio_config revio;
+    struct network_config network;
+    struct led_config led;
+};
+
+void cxb_dll_config_load(
+        struct cxb_dll_config *cfg,
+        const wchar_t *filename);
+
+void revio_config_load(struct revio_config *cfg, const wchar_t *filename);
+void network_config_load(struct network_config *cfg, const wchar_t *filename);
+void led_config_load(struct led_config *cfg, const wchar_t *filename);
+
+void cxb_hook_config_load(
+        struct cxb_hook_config *cfg,
+        const wchar_t *filename);

cxbhook/cxb-dll.c

@@ -0,0 +1,120 @@
+#include <windows.h>
+
+#include <assert.h>
+#include <stdlib.h>
+
+#include "cxbhook/cxb-dll.h"
+
+#include "util/dll-bind.h"
+#include "util/dprintf.h"
+
+const struct dll_bind_sym cxb_dll_syms[] = {
+    {
+        .sym = "cxb_io_revio_init",
+        .off = offsetof(struct cxb_dll, revio_init),
+    },
+    {
+        .sym = "cxb_io_revio_poll",
+        .off = offsetof(struct cxb_dll, revio_poll),
+    },
+    {
+        .sym = "cxb_io_revio_get_coins",
+        .off = offsetof(struct cxb_dll, revio_get_coins),
+    },
+    {
+        .sym = "cxb_io_revio_set_coins",
+        .off = offsetof(struct cxb_dll, revio_set_coins),
+    },
+    {
+        .sym = "cxb_io_led_init",
+        .off = offsetof(struct cxb_dll, led_init),
+    },
+    {
+        .sym = "cxb_io_led_update",
+        .off = offsetof(struct cxb_dll, led_update),
+    },
+};
+
+struct cxb_dll cxb_dll;
+
+// Copypasta DLL binding and diagnostic message boilerplate.
+// Not much of this lends itself to being easily factored out. Also there
+// will be a lot of API-specific branching code here eventually as new API
+// versions get defined, so even though these functions all look the same
+// now this won't remain the case forever.
+
+HRESULT cxb_dll_init(const struct cxb_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("Crossbeats IO: Failed to load IO DLL: %lx: %S\n",
+                    hr,
+                    cfg->path);
+
+            goto end;
+        }
+
+        dprintf("Crossbeats IO: Using custom IO DLL: %S\n", cfg->path);
+        src = owned;
+    } else {
+        owned = NULL;
+        src = self;
+    }
+
+    get_api_version = (void *) GetProcAddress(src, "cxb_io_get_api_version");
+
+    if (get_api_version != NULL) {
+        cxb_dll.api_version = get_api_version();
+    } else {
+        cxb_dll.api_version = 0x0100;
+        dprintf("Custom IO DLL does not expose cxb_io_get_api_version, "
+                "assuming API version 1.0.\n"
+                "Please ask the developer to update their DLL.\n");
+    }
+
+    if (cxb_dll.api_version >= 0x0200) {
+        hr = E_NOTIMPL;
+        dprintf("Crossbeats IO: Custom IO DLL implements an unsupported "
+                "API version (%#04x). Please update Segatools.\n",
+                cxb_dll.api_version);
+
+        goto end;
+    }
+
+    sym = cxb_dll_syms;
+    hr = dll_bind(&cxb_dll, src, &sym, _countof(cxb_dll_syms));
+
+    if (FAILED(hr)) {
+        if (src != self) {
+            dprintf("Crossbeats 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;
+}

cxbhook/cxb-dll.h

@@ -0,0 +1,24 @@
+#pragma once
+
+#include <windows.h>
+#include <stdint.h>
+
+#include "cxbio/cxbio.h"
+
+struct cxb_dll {
+    uint16_t api_version;
+    HRESULT (*revio_init)(void);
+    void (*revio_poll)(uint16_t *opbtn);
+    void (*revio_get_coins)(long *coins);
+    void (*revio_set_coins)(int coins);
+    HRESULT (*led_init)(void);
+    void (*led_update)(int id, int color);
+};
+
+struct cxb_dll_config {
+    wchar_t path[MAX_PATH];
+};
+
+extern struct cxb_dll cxb_dll;
+
+HRESULT cxb_dll_init(const struct cxb_dll_config *cfg, HINSTANCE self);

cxbhook/cxbhook.def

@@ -0,0 +1,21 @@
+LIBRARY cxbhook
+
+EXPORTS
+    Direct3DCreate9
+    aime_io_get_api_version
+    aime_io_init
+    aime_io_led_set_color
+    aime_io_nfc_get_aime_id
+    aime_io_nfc_get_felica_id
+    aime_io_nfc_poll
+    amDllVideoClose @2
+    amDllVideoGetVBiosVersion @4
+    amDllVideoOpen @1
+    amDllVideoSetResolution @3
+    cxb_io_get_api_version
+    cxb_io_revio_init
+    cxb_io_revio_poll
+    cxb_io_revio_get_coins
+    cxb_io_revio_set_coins
+    cxb_io_led_init
+    cxb_io_led_update

cxbhook/dllmain.c

@@ -0,0 +1,149 @@
+#include <windows.h>
+
+#include <stdlib.h>
+
+#include "amex/amex.h"
+
+#include "board/sg-reader.h"
+
+#include "cxbhook/config.h"
+#include "cxbhook/revio.h"
+#include "cxbhook/led.h"
+#include "cxbhook/network.h"
+
+#include "cxbio/cxbio.h"
+
+#include "gfxhook/gfx.h"
+#include "gfxhook/d3d9.h"
+
+#include "hook/process.h"
+
+#include "hooklib/serial.h"
+#include "hooklib/spike.h"
+
+#include "platform/platform.h"
+
+#include "util/dprintf.h"
+
+static HMODULE cxb_hook_mod;
+static process_entry_t cxb_startup;
+static struct cxb_hook_config cxb_hook_cfg;
+
+static DWORD CALLBACK cxb_pre_startup(void)
+{
+    HMODULE d3dc;
+    HMODULE dbghelp;
+    HRESULT hr;
+
+    dprintf("--- Begin cxb_pre_startup ---\n");
+
+    /* Pin the D3D shader compiler. This makes startup much faster. */
+
+    d3dc = LoadLibraryW(L"D3DCompiler_43.dll");
+
+    if (d3dc != NULL) {
+        dprintf("Pinned shader compiler, hMod=%p\n", d3dc);
+    } else {
+        dprintf("Failed to load shader compiler!\n");
+    }
+
+    /* Pin dbghelp so the path hooks apply to it. */
+
+    dbghelp = LoadLibraryW(L"dbghelp.dll");
+
+    if (dbghelp != NULL) {
+        dprintf("Pinned debug helper library, hMod=%p\n", dbghelp);
+    } else {
+        dprintf("Failed to load debug helper library!\n");
+    }
+
+    /* Config load */
+
+    cxb_hook_config_load(&cxb_hook_cfg, L".\\segatools.ini");
+
+    /* Hook Win32 APIs */
+
+    gfx_hook_init(&cxb_hook_cfg.gfx);
+    gfx_d3d9_hook_init(&cxb_hook_cfg.gfx, cxb_hook_mod);
+    serial_hook_init();
+
+    /* Initialize emulation hooks */
+
+    hr = platform_hook_init(
+            &cxb_hook_cfg.platform,
+            "SDCA",
+            "AAV1",
+            cxb_hook_mod);
+
+    if (FAILED(hr)) {
+        goto fail;
+    }
+
+    hr = cxb_dll_init(&cxb_hook_cfg.dll, cxb_hook_mod);
+
+    if (FAILED(hr)) {
+        goto fail;
+    }
+
+    hr = amex_hook_init(&cxb_hook_cfg.amex, NULL);
+
+    if (FAILED(hr)) {
+        goto fail;
+    }
+
+    hr = sg_reader_hook_init(&cxb_hook_cfg.aime, 12, cxb_hook_mod);
+
+    if (FAILED(hr)) {
+        goto fail;
+    }
+
+    hr = revio_hook_init(&cxb_hook_cfg.revio);
+
+    if (FAILED(hr)) {
+        goto fail;
+    }
+
+    hr = network_hook_init(&cxb_hook_cfg.network);
+
+    if (FAILED(hr)) {
+        goto fail;
+    }
+
+    hr = led_hook_init(&cxb_hook_cfg.led);
+
+    if (FAILED(hr)) {
+        goto fail;
+    }
+
+    /* Initialize debug helpers */
+
+    spike_hook_init(L".\\segatools.ini");
+
+    dprintf("---  End  cxb_pre_startup ---\n");
+
+    /* Jump to EXE start address */
+
+    return cxb_startup();
+
+fail:
+    ExitProcess(EXIT_FAILURE);
+}
+
+BOOL WINAPI DllMain(HMODULE mod, DWORD cause, void *ctx)
+{
+    HRESULT hr;
+
+    if (cause != DLL_PROCESS_ATTACH) {
+        return TRUE;
+    }
+
+    cxb_hook_mod = mod;
+
+    hr = process_hijack_startup(cxb_pre_startup, &cxb_startup);
+
+    if (!SUCCEEDED(hr)) {
+        dprintf("Failed to hijack process startup: %x\n", (int) hr);
+    }
+
+    return SUCCEEDED(hr);
+}

cxbhook/led.c

@@ -0,0 +1,93 @@
+#include <windows.h>
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "cxbhook/led.h"
+#include "cxbhook/cxb-dll.h"
+
+#include "hooklib/procaddr.h"
+
+#include "hook/table.h"
+
+#include "util/dprintf.h"
+
+
+static int my_cCommLamp_Open(char *port);
+static void my_cCommLamp_Close();
+static int my_cCommLamp_Setup(int led_id);
+static int my_cCommLamp_SetColor(int led_id, int color);
+static int my_cCommLamp_Update();
+static int my_cCommLamp_UpdateDelta(float delta);
+
+
+static struct hook_symbol lamp_syms[] = {
+    {
+        .name = "cCommLamp_Open",
+        .patch = my_cCommLamp_Open
+    },
+    {
+        .name = "cCommLamp_Close",
+        .patch = my_cCommLamp_Close
+    },
+    {
+        .name = "cCommLamp_Setup",
+        .patch = my_cCommLamp_Setup,
+    },
+    {
+        .name = "cCommLamp_SetColor",
+        .patch = my_cCommLamp_SetColor
+    },
+    {
+        .name = "cCommLamp_Update",
+        .patch = my_cCommLamp_Update
+    },
+    {
+        .name = "cCommLamp_UpdateDelta",
+        .patch = my_cCommLamp_UpdateDelta
+    },
+};
+
+HRESULT led_hook_init(struct led_config *cfg)
+{
+    dprintf("LED: Init\n");
+    return proc_addr_table_push("CommLamp.dll", lamp_syms, _countof(lamp_syms));
+}
+
+static int my_cCommLamp_Open(char *port)
+{
+    HRESULT hr = cxb_dll.led_init();
+    dprintf("LED: Open %s (DLL init result %lx)\n", port, hr);
+
+    if (FAILED(hr)) {
+        return 0;
+    }
+
+    return 1;
+}
+
+static void my_cCommLamp_Close()
+{
+    dprintf("LED: Close\n");
+}
+
+static int my_cCommLamp_Setup(int led_id)
+{
+    dprintf("LED: Setup %d\n", led_id);
+    return 0;
+}
+
+static int my_cCommLamp_SetColor(int led_id, int color)
+{
+    cxb_dll.led_update(led_id, color);
+    return 1;
+}
+
+static int my_cCommLamp_Update()
+{
+    return 0;
+}
+
+static int my_cCommLamp_UpdateDelta(float delta)
+{
+    return 0;
+}

cxbhook/led.h

@@ -0,0 +1,11 @@
+#pragma once
+
+#include <windows.h>
+#include <stdbool.h>
+#include <stdint.h>
+
+struct led_config {
+    bool enable;
+};
+
+HRESULT led_hook_init(struct led_config *cfg);

cxbhook/meson.build

@@ -0,0 +1,36 @@
+shared_library(
+    'cxbhook',
+    name_prefix : '',
+    include_directories : inc,
+    implicit_include_directories : false,
+    vs_module_defs : 'cxbhook.def',
+    c_pch : '../precompiled.h',
+    dependencies : [
+        capnhook.get_variable('hook_dep'),
+        capnhook.get_variable('hooklib_dep'),
+    ],
+    link_with : [
+        aimeio_lib,
+        amex_lib,
+        board_lib,
+        cxbio_lib,
+        gfxhook_lib,
+        hooklib_lib,
+        jvs_lib,
+        platform_lib,
+        util_lib,
+    ],
+    sources : [
+        'cxb-dll.c',
+        'cxb-dll.h',
+        'config.c',
+        'config.h',
+        'dllmain.c',
+        'revio.c',
+        'revio.h',
+        'led.c',
+        'led.h',
+        'network.c',
+        'network.h',
+    ],
+)

cxbhook/network.c

@@ -0,0 +1,13 @@
+#include <windows.h>
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "cxbhook/network.h"
+
+#include "util/dprintf.h"
+
+HRESULT network_hook_init(struct network_config *cfg)
+{
+    dprintf("Network: Init\n");
+    return S_OK;
+}

cxbhook/network.h

@@ -0,0 +1,13 @@
+#pragma once
+
+#include <windows.h>
+#include <stdbool.h>
+#include <stdint.h>
+
+struct network_config {
+    bool enable;
+    bool disable_ssl;
+    char title_server[PATH_MAX];
+};
+
+HRESULT network_hook_init(struct network_config *cfg);

cxbhook/revio.c

@@ -0,0 +1,226 @@
+#include <windows.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <winuser.h>
+
+#include "cxbhook/revio.h"
+#include "cxbhook/cxb-dll.h"
+
+#include "hooklib/procaddr.h"
+
+#include "hook/table.h"
+
+#include "util/dprintf.h"
+
+static int my_cCommIo_Open(char *port);
+static int my_cCommIo_Close();
+static long my_cCommIo_GetCoin();
+static int my_cCommIo_SetCoin(int coin_ct);
+static int my_cCommIo_GetStatus();
+static int my_cCommIo_GetSwitch();
+static int my_cCommIo_GetTrigger();
+static int my_cCommIo_GetRelease();
+static long my_cCommIo_GetVolume();
+static int my_cCommIo_SetAmpVolume(int amp_id, long new_volume);
+static int my_cCommIo_GetAmpVolume(int amp_id);
+static int my_cCommIo_SetAmpMute(int amp_id, int a2);
+
+int amp_volume[] = {20, 20, 20};
+int last_triggers = 0;
+int last_is_mouse_down = false;
+
+static struct hook_symbol revio_syms[] = {
+    {
+        .name = "cCommIo_Open",
+        .patch = my_cCommIo_Open
+    },
+    {
+        .name = "cCommIo_Close",
+        .patch = my_cCommIo_Close
+    },    
+    {
+        .name = "cCommIo_GetStatus",
+        .patch = my_cCommIo_GetStatus
+    },    
+    {
+        .name = "cCommIo_GetCoin",
+        .patch = my_cCommIo_GetCoin
+    },
+    {
+        .name = "cCommIo_SetCoin",
+        .patch = my_cCommIo_SetCoin
+    },
+    {
+        .name = "cCommIo_GetSwitch",
+        .patch = my_cCommIo_GetSwitch
+    },
+    {
+        .name = "cCommIo_GetTrigger",
+        .patch = my_cCommIo_GetTrigger
+    },
+    {
+        .name = "cCommIo_GetRelease",
+        .patch = my_cCommIo_GetRelease
+    },
+    {
+        .name = "cCommIo_GetVolume",
+        .patch = my_cCommIo_GetVolume
+    },
+    {
+        .name = "cCommIo_SetAmpVolume",
+        .patch = my_cCommIo_SetAmpVolume
+    },
+    {
+        .name = "cCommIo_GetAmpVolume",
+        .patch = my_cCommIo_GetAmpVolume
+    },
+    {
+        .name = "cCommIo_SetAmpMute",
+        .patch = my_cCommIo_SetAmpMute
+    },
+};
+
+HRESULT revio_hook_init(struct revio_config *cfg)
+{
+    dprintf("Revio: Init\n");
+    return proc_addr_table_push("CommIo.dll", revio_syms, _countof(revio_syms));
+}
+
+static int my_cCommIo_Open(char *port)
+{
+    dprintf("Revio: Open port %s\n", port);
+    cxb_dll.revio_init();
+    return 1;
+}
+
+static int my_cCommIo_Close()
+{
+    dprintf("Revio: Close\n");
+    return 0;
+}
+
+static int my_cCommIo_GetStatus()
+{
+    return 1;
+}
+
+static long my_cCommIo_GetCoin()
+{
+    long coins;
+    cxb_dll.revio_get_coins(&coins);
+
+    return coins;
+}
+
+static int my_cCommIo_SetCoin(int coin_ct)
+{
+    // does some weird shit, not sure
+    //dprintf("Revio: Set coin %d\n", coin_ct);
+    cxb_dll.revio_set_coins(coin_ct);
+    return 1;
+}
+
+static int my_cCommIo_GetSwitch()
+{
+    return 0;
+}
+
+static int my_cCommIo_GetTrigger()
+{
+    uint16_t btns = 0;
+    int out = 0;
+
+    cxb_dll.revio_poll(&btns);
+
+    if (btns & 0x01) {
+        out |= 1 << 4; // test
+    }
+
+    if (btns & 0x02) {
+        out |= 1 << 5; // service?
+    }
+
+    if (btns & 0x04) {
+        out |= 1 << 1; // up
+    }
+
+    if (btns & 0x08) {
+        out |= 1 << 3; // down
+    }
+
+    if (btns & 0x0F) {
+        out |= 1 << 2; // cancel
+    }
+    
+    out &= ~last_triggers;
+
+    dprintf("Revio: GetTrigger %X\n", out);
+    last_triggers = out;
+    return out;
+}
+
+static int my_cCommIo_GetRelease()
+{
+    uint16_t btns = 0;
+    int out = last_triggers;
+
+    cxb_dll.revio_poll(&btns);
+
+    if (btns & 0x01) {
+        out |= 1 << 4; // test
+    }
+
+    if (btns & 0x02) {
+        out |= 1 << 5; // service?
+    }
+
+    if (btns & 0x04) {
+        out |= 1 << 1; // up
+    }
+
+    if (btns & 0x08) {
+        out |= 1 << 3; // down
+    }
+
+    if (btns & 0x0F) {
+        out |= 1 << 2; // cancel
+    }
+
+    out &= ~btns;
+    
+    dprintf("Revio: GetRelease %X\n", out);
+    last_triggers = btns;
+    return out;
+}
+
+static long my_cCommIo_GetVolume()
+{
+    return 0;
+}
+
+static int my_cCommIo_SetAmpVolume(int amp_id, long new_volume)
+{
+    dprintf("Revio: SetAmpVolume id %d -> vol %ld\n", amp_id, new_volume);
+    if (amp_id > _countof(amp_volume)) {
+        return 0;
+    }
+
+    amp_volume[amp_id] = new_volume;
+    return 0;
+}
+
+static int my_cCommIo_GetAmpVolume(int amp_id)
+{
+    dprintf("Revio: GetAmpVolume id %d\n", amp_id);
+     if (amp_id > _countof(amp_volume)) {
+        return 0;
+    }
+
+    return amp_volume[amp_id];
+}
+
+static int my_cCommIo_SetAmpMute(int amp_id, int a2)
+{
+    dprintf("Revio: GetAmpVolume id %d unknown %d\n", amp_id, a2);
+    return 0;
+}

cxbhook/revio.h

@@ -0,0 +1,17 @@
+#pragma once
+
+#include <windows.h>
+#include <stdbool.h>
+#include <stdint.h>
+
+struct revio_config {
+    bool enable;
+    uint8_t test;
+    uint8_t service;
+    uint8_t coin;
+    uint8_t up;
+    uint8_t down;
+    uint8_t cancel;
+};
+
+HRESULT revio_hook_init(struct revio_config *cfg);

cxbio/config.c

@@ -0,0 +1,22 @@
+#include <windows.h>
+
+#include <assert.h>
+#include <stddef.h>
+#include <stdio.h>
+
+#include "cxbio/config.h"
+
+void cxb_io_config_load(
+        struct cxb_io_config *cfg,
+        const wchar_t *filename)
+{
+    assert(cfg != NULL);
+    assert(filename != NULL);
+
+    cfg->test = GetPrivateProfileIntW(L"revio", L"test", '1', filename);
+    cfg->service = GetPrivateProfileIntW(L"revio", L"service", '2', filename);
+    cfg->coin = GetPrivateProfileIntW(L"revio", L"coin", '3', filename);
+    cfg->cancel = GetPrivateProfileIntW(L"revio", L"cancel", '4', filename);
+    cfg->up = GetPrivateProfileIntW(L"revio", L"up", VK_UP, filename);
+    cfg->down = GetPrivateProfileIntW(L"revio", L"down", VK_DOWN, filename);
+}

cxbio/config.h

@@ -0,0 +1,17 @@
+#pragma once
+#include <windows.h>
+#include <stdbool.h>
+#include <stdint.h>
+
+struct cxb_io_config {
+    uint8_t test;
+    uint8_t service;
+    uint8_t coin;
+    uint8_t cancel;
+    uint8_t up;
+    uint8_t down;
+};
+
+void cxb_io_config_load(
+        struct cxb_io_config *cfg,
+        const wchar_t *filename);

cxbio/cxbio.c

@@ -0,0 +1,78 @@
+#include <windows.h>
+
+#include <process.h>
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "cxbio/cxbio.h"
+#include "cxbio/config.h"
+
+#include "util/dprintf.h"
+
+static bool cxb_io_coin;
+static int cxb_io_coins;
+static struct cxb_io_config cxb_io_cfg;
+
+uint16_t cxb_io_get_api_version(void)
+{
+    return 0x0100;
+}
+
+HRESULT cxb_io_revio_init(void)
+{
+    dprintf("CXB IO: REVIO init\n");
+    cxb_io_config_load(&cxb_io_cfg, L".\\segatools.ini");
+
+    return S_OK;
+}
+
+void cxb_io_revio_poll(uint16_t *opbtn)
+{
+    if (GetAsyncKeyState(cxb_io_cfg.test)) {
+        *opbtn |= 0x01; /* Test */
+    }
+
+    if (GetAsyncKeyState(cxb_io_cfg.service)) {
+        *opbtn |= 0x02; /* Service */
+    }
+
+    if (GetAsyncKeyState(cxb_io_cfg.cancel)) {
+        *opbtn |= 0x04; /* Cancel */
+    }
+
+    if (GetAsyncKeyState(cxb_io_cfg.up)) {
+        *opbtn |= 0x08; /* Up */
+    }
+
+    if (GetAsyncKeyState(cxb_io_cfg.down)) {
+        *opbtn |= 0x10; /* Down */
+    }
+}
+
+void cxb_io_revio_get_coins(long *coins)
+{
+    if (GetAsyncKeyState(cxb_io_cfg.coin)) {
+        if (!cxb_io_coin) {
+            cxb_io_coin = true;
+            cxb_io_coins++;
+        }
+    } else {
+        cxb_io_coin = false;
+    }
+
+    *coins = cxb_io_coins;
+}
+
+void cxb_io_revio_set_coins(int coins)
+{
+    cxb_io_coins = coins;
+}
+
+HRESULT cxb_io_led_init(void)
+{
+    dprintf("CXB IO: LED init\n");
+    return S_OK;
+}
+
+void cxb_io_led_update(int id, int color)
+{}

cxbio/cxbio.h

@@ -0,0 +1,19 @@
+#pragma once
+
+#include <windows.h>
+#include <stdbool.h>
+#include <stdint.h>
+
+uint16_t cxb_io_get_api_version(void);
+
+HRESULT cxb_io_revio_init(void);
+
+void cxb_io_revio_poll(uint16_t *opbtn);
+
+void cxb_io_revio_get_coins(long *coins);
+
+void cxb_io_revio_set_coins(int coins);
+
+HRESULT cxb_io_led_init(void);
+
+void cxb_io_led_update(int id, int color);

cxbio/meson.build

@@ -0,0 +1,13 @@
+cxbio_lib = static_library(
+    'cxbio',
+    name_prefix : '',
+    include_directories : inc,
+    implicit_include_directories : false,
+    c_pch : '../precompiled.h',
+    sources : [
+        'cxbio.c',
+        'cxbio.h',
+        'config.c',
+        'config.h',
+    ],
+)

dist/cxb/resource/segatools.ini

@@ -0,0 +1,4 @@
+[aime]
+; CXB is stupid, so we have to make the paths go back one
+aimePath=../DEVICE/aime.txt
+felicaPath=../DEVICE/felica.txt

dist/cxb/segatools.ini

@@ -0,0 +1,75 @@
+[vfs]
+; Make sure theses are full paths and not relative or you will have a bad time
+; Insert the path to the game AMFS directory here (contains ICF1 and ICF2)
+amfs=
+; Insert the path to the game Option directory here (contains Axxx directories)
+option=
+; Create an empty directory somewhere and insert the path here.
+; This directory may be shared between multiple SEGA games.
+; NOTE: This has nothing to do with Windows %APPDATA%.
+appdata=
+
+[dns]
+; Insert the hostname or IP address of the server you wish to use here.
+; Note that 127.0.0.1, localhost etc are specifically rejected.
+default=127.0.0.1
+
+[netenv]
+; Simulate an ideal LAN environment. This may interfere with head-to-head play.
+; Crossbeats is extremely picky about its LAN environment, so leaving this
+; setting enabled is strongly recommended.
+enable=1
+
+[keychip]
+; The /24 LAN subnet that the emulated keychip will tell the game to expect.
+; If you disable netenv then you must set this to your LAN's IP subnet, and
+; that subnet must start with 192.168.
+subnet=192.168.100.0
+billingCa=../DEVICE/ca.crt
+billingPub=../DEVICE/billing.pub
+billingType=2
+
+[gfx]
+; Force the game to run windowed.
+windowed=1
+; Add a frame to the game window if running windowed.
+framed=1
+; Select the monitor to run the game on. (Fullscreen only, 0 =primary screen)
+monitor=0
+
+[aime]
+; Aime reader emulation
+; CXB is stupid, so we have to make the paths go back one
+enable=1
+aimePath=../DEVICE/aime.txt
+felicaPath=../DEVICE/felica.txt
+
+[eeprom]
+; See above
+path=../DEVICE/eeprom.bin
+
+[sram]
+; See above
+path=../DEVICE/sram.bin
+
+[led]
+; Emulation for the LED board. Currently it's just dummy responses,
+; but if somebody wants to make their keyboard or whatever light
+; up with the game they can
+enable=1
+
+[revio]
+; Enable emulation of the rev IO board
+enabe=1
+; Test button virtual-key code. Default is the 1 key.
+test=0x31
+; Service button virtual-key code. Default is the 2 key.
+service=0x32
+; Keyboard button to increment coin counter. Default is the 3 key.
+coin=0x33
+; Menu up key. Default is up arrow.
+up=0x26
+; Menu down key. Default is down arrow.
+down=0x28
+; Menu cancel key. Default is the 4 key.
+cancel=0x34

dist/cxb/start.bat

@@ -0,0 +1,9 @@
+@echo off
+
+pushd %~dp0
+
+inject -d -k cxbhook.dll Rev_v11.exe
+
+echo.
+echo Game processes have terminated
+pause

meson.build

@@ -59,6 +59,7 @@ subdir('carolio')
 subdir('idzio')
 subdir('mu3io')
 subdir('mercuryio')
+subdir('cxbio')
 
 subdir('chunihook')
 subdir('divahook')
@@ -67,3 +68,4 @@ subdir('idzhook')
 subdir('minihook')
 subdir('mu3hook')
 subdir('mercuryhook')
+subdir('cxbhook')