iidxhook4-cn: Add support for IIDX Resort Anthem CN

* Exe based game
* No network functionality
* No card readers checked/used

Module.mk

@@ -136,6 +136,7 @@ include src/main/iidxhook1/Module.mk
 include src/main/iidxhook2/Module.mk
 include src/main/iidxhook3/Module.mk
 include src/main/iidxhook4/Module.mk
+include src/main/iidxhook4-cn/Module.mk
 include src/main/iidxhook5/Module.mk
 include src/main/iidxhook5-cn/Module.mk
 include src/main/iidxhook6/Module.mk
@@ -312,6 +313,21 @@ $(zipdir)/iidx-18.zip: \
 	$(V)echo ... $@
 	$(V)zip -j $@ $^
 
+$(zipdir)/iidx-18-cn.zip: \
+		build/bin/avs2_1101-32/iidxhook4-cn.dll \
+		build/bin/indep-32/config.exe \
+		build/bin/indep-32/geninput.dll \
+		build/bin/indep-32/iidxio.dll \
+		build/bin/indep-32/vefxio.dll \
+		build/bin/indep-32/inject.exe \
+		dist/iidx/config.bat \
+		dist/iidx/gamestart-18-cn.bat \
+		dist/iidx/iidxhook-18-cn.conf \
+		dist/iidx/vefx.txt \
+		| $(zipdir)/
+	$(V)echo ... $@
+	$(V)zip -j $@ $^
+
 $(zipdir)/iidx-19.zip: \
 		build/bin/avs2_1304-32/iidxhook5.dll \
 		build/bin/avs2_1304-32/launcher.exe \
@@ -779,6 +795,7 @@ $(BUILDDIR)/bemanitools.zip: \
 		$(zipdir)/iidx-13.zip \
 		$(zipdir)/iidx-14-to-17.zip \
 		$(zipdir)/iidx-18.zip \
+		$(zipdir)/iidx-18-cn.zip \
 		$(zipdir)/iidx-19.zip \
 		$(zipdir)/iidx-20.zip \
 		$(zipdir)/iidx-20-cn.zip \

dist/iidx/gamestart-18-cn.bat

@@ -0,0 +1,14 @@
+@echo off
+
+cd /d %~dp0
+
+if not exist d mkdir d
+if not exist e mkdir e
+if not exist f mkdir f
+
+if not exist e\avs_conf mkdir e\avs_conf
+if not exist e\avs_conf\CONF mkdir e\avs_conf\CONF
+if not exist e\avs_conf\CONF\NVRAM mkdir e\avs_conf\CONF\NVRAM
+if not exist e\avs_conf\CONF\RAW mkdir e\avs_conf\CONF\RAW
+
+inject iidxhook4-cn.dll bm2dx.exe -D --config iidxhook-18-cn.conf %*

dist/iidx/iidxhook-18-cn.conf

@@ -0,0 +1,47 @@
+# PCBID
+eamuse.pcbid=0101020304050607086F
+
+# Fix stretched BG videos on newer GPUs. Might appear on Red and newer
+gfx.bgvideo_uv_fix=false
+
+# Run the game in a framed window (requires windowed option)
+gfx.framed=false
+
+# Software limit the frame rate of the rendering loop in hz, e.g. 60 or 59.95 (0.0 = no software limit)
+gfx.frame_rate_limit=0.0
+
+# Enable/disable software monitor check/auto timebase or set a pre-determined refresh value. -1 disables this feature. 0 enables auto detecting the current refresh rate on startup. Setting any positive value > 0 allows you to set a pre-determined refresh rate (e.g. retrieved from the monitor check on newer IIDX games). Either the auto detected value or pre-determined value is used to patch any chart files in-memory to fix song synchronization issues. Requires constant refresh rate!!!
+gfx.monitor_check=-1.000000
+
+# Patch the GPU device ID detection (leave empty to disable), format XXXX:YYYY, two 4 digit hex numbers (vid:pid). Examples: 1002:7146 (RV515, Radeon X1300), 1002:95C5 (RV620 LE, Radeon HD3450)
+gfx.pci_id=1002:7146
+
+# Run the game windowed
+gfx.windowed=false
+
+# Windowed width, 0 for default size
+gfx.window_width=0
+
+# Windowed height, 0 for default size
+gfx.window_height=0
+
+# Up-/downscale the back buffer's width. This does not change the game's rendering resolution but scales the final frame. Use this to target the native resolution of your monitor/TV, e.g. to avoid over-/underscan, bad image quality or latency caused by the monitors internal upscaler. 0 to disable this feature. Must be set in combination with the corresponding height parameter.
+gfx.scale_back_buffer_width=0
+
+# Up-/downscale the back buffer's height. This does not change the game's rendering resolution but scales the final frame. Use this to target the native resolution of your monitor/TV, e.g. to avoid over-/underscan, bad image quality or latency caused by the monitors internal upscaler. 0 to disable this feature. Must be set in combination with the corresponding width parameter.
+gfx.scale_back_buffer_height=0
+
+# Filter type to use for up-/downscaling the back buffer. Only used if scaling feature was enabled by setting the scaling width and height parameters. Available types: none, linear, point (refer to D3DTEXTUREFILTERTYPE  for explanation).
+gfx.scale_back_buffer_filter=none
+
+# Forced refresh rate, -1 to not force any (try 59 or 60 if monitor check fails to lock on high refresh rate monitors)
+gfx.forced_refresh_rate=-1
+
+# D3D9 device adapter (monitor), -1 to use default, 0, 1, 2 etc. to use specified adapter
+gfx.device_adapter=-1
+
+# Disable ezusb IO emulation and enable usage of real ezusb1/2 IO hardware
+io.disable_io_emu=false
+
+# Security black plug mcode id string (e.g. GQC02JAA).
+sec.black_plug_mcode=GKJDZCAA

doc/architecture.md

@@ -127,6 +127,15 @@ TODO go into some more detail about some differences in the hook modules, e.g. 1
 * Font patching for Japanese chars
 * Filesystem patches to detour E and F backup drives for settings
 
+#### iidxhook4-cn (18 CN)
+* Ezusb IO2 I/O emulation
+  * Setupapi emulation
+  * Full security emulation with SRAM and round plugs
+  * Full game essential I/O emulation
+* d3d9 patching and extended features
+* Font patching for Japanese chars
+* Filesystem patches to detour E and F backup drives for settings
+
 #### iidxhook5 (19)
 * Ezusb IO2 I/O emulation
     * Setupapi emulation
@@ -136,6 +145,15 @@ TODO go into some more detail about some differences in the hook modules, e.g. 1
 * Font patching for Japanese chars
 * Filesystem patches to detour E and F backup drives for settings
 
+#### iidxhook5-cn (20 CN)
+* Ezusb IO2 I/O emulation
+  * Setupapi emulation
+  * Full security emulation with SRAM and round plugs
+  * Full game essential I/O emulation
+* d3d9 patching and extended features
+* Font patching for Japanese chars
+* Filesystem patches to detour E and F backup drives for settings
+
 #### iidxhook6 (20)
 * Ezusb IO2 I/O emulation
     * Setupapi emulation

doc/iidxhook/README.md

@@ -17,6 +17,7 @@ games:
 * [iidxhook2](iidxhook2.md): DistorteD
 * [iidxhook3](iidxhook3.md): GOLD, DJ TROOPERS, EMPRESS, SIRIUS
 * [iidxhook4](iidxhook4.md): Resort Anthem
+* [iidxhook4-cn](iidxhook4-cn.md): Resort Anthem CN (狂热节拍 IIDX)
 * [iidxhook5](iidxhook5.md): Lincle
 * [iidxhook5-cn](iidxhook5-cn.md): tricoro CN (狂热节拍 IIDX 2) 
 * [iidxhook6](iidxhook6.md): Tricoro

doc/iidxhook/iidxhook4-cn.md

@@ -0,0 +1,13 @@
+# Game list
+
+The following games are compatible with this version of iidxhook:
+* Resort Anthem CN (狂热节拍 IIDX)
+
+The games must be bootstrapped using [inject.exe](../inject.md).
+
+# Remarks
+
+Resort Anthem CN (狂热节拍 IIDX):
+
+* Does not have NETWORK function
+* Game doesn't used card readers

src/imports/import_32_1101_avs.def

@@ -18,6 +18,7 @@ EXPORTS
     property_destroy @247 NONAME
     property_insert_read @255 NONAME
     property_node_create @266 NONAME
+    property_node_datasize @267 NONAME
     property_node_refer @278 NONAME
     property_node_remove @279 NONAME
     property_psmap_import @288 NONAME

src/main/iidxhook4-cn/Module.mk

@@ -0,0 +1,26 @@
+avsdlls         += iidxhook4-cn
+
+ldflags_iidxhook4-cn   := \
+    -liphlpapi \
+
+deplibs_iidxhook4-cn   := \
+    avs \
+
+libs_iidxhook4-cn      := \
+    iidxhook-util \
+    ezusb-emu \
+    ezusb2-emu \
+    ezusb2-iidx-emu \
+    ezusb-iidx-emu \
+    security \
+    hook \
+    hooklib \
+    iidxio \
+    cconfig \
+    util \
+    ezusb \
+
+src_iidxhook4-cn       := \
+    avs-boot.c \
+    path.c \
+    dllmain.c \

src/main/iidxhook4-cn/avs-boot.c

@@ -0,0 +1,103 @@
+#define LOG_MODULE "avs-boot"
+
+#include <stdint.h>
+#include <string.h>
+
+#include "hook/table.h"
+
+#include "imports/avs.h"
+
+#include "iidxhook4-cn/avs-boot.h"
+
+#include "util/log.h"
+
+static void (*real_avs_boot)(
+    struct property_node *config,
+    void *std_heap,
+    size_t sz_std_heap,
+    void *avs_heap,
+    size_t sz_avs_heap,
+    avs_log_writer_t log_writer,
+    void *log_context);
+
+static void my_avs_boot(
+    struct property_node *config,
+    void *std_heap,
+    size_t sz_std_heap,
+    void *avs_heap,
+    size_t sz_avs_heap,
+    avs_log_writer_t log_writer,
+    void *log_context);
+
+static const struct hook_symbol iidxhook4_cn_log_hook_syms[] = {
+    {.name = "avs_boot",
+     .patch = my_avs_boot,
+     .link = (void **) &real_avs_boot},
+};
+
+static void avs_boot_replace_property_uint32(
+    struct property_node *node, const char *name, uint32_t val)
+{
+    struct property_node *tmp;
+
+    tmp = property_search(NULL, node, name);
+
+    if (tmp) {
+        property_node_remove(tmp);
+    }
+
+    property_node_create(NULL, node, PSMAP_TYPE_U32, name, val);
+}
+
+static void avs_boot_replace_property_str(
+    struct property_node *node, const char *name, const char *val)
+{
+    struct property_node *tmp;
+
+    tmp = property_search(NULL, node, name);
+
+    if (tmp) {
+        property_node_remove(tmp);
+    }
+
+    tmp = property_node_create(NULL, node, PROPERTY_TYPE_STR, name, val);
+
+    if (tmp) {
+        property_node_datasize(tmp);
+    }
+}
+
+static void my_avs_boot(
+    struct property_node *config,
+    void *std_heap,
+    size_t sz_std_heap,
+    void *avs_heap,
+    size_t sz_avs_heap,
+    avs_log_writer_t log_writer,
+    void *log_context)
+{
+    log_info("Called my_avs_boot");
+
+    avs_boot_replace_property_uint32(config, "log/level", 4);
+    avs_boot_replace_property_str(config, "fs/root/device", ".");
+
+    real_avs_boot(
+        config,
+        std_heap,
+        sz_std_heap,
+        avs_heap,
+        sz_avs_heap,
+        log_writer_debug,
+        NULL);
+}
+
+void iidxhook4_cn_avs_boot_init()
+{
+    hook_table_apply(
+        NULL,
+        "libavs-win32.dll",
+        iidxhook4_cn_log_hook_syms,
+        lengthof(iidxhook4_cn_log_hook_syms));
+
+    log_info("Inserted avs log hooks");
+}

src/main/iidxhook4-cn/avs-boot.h

@@ -0,0 +1,10 @@
+#ifndef IIDXHOOK4_CN_AVS_BOOT_H
+#define IIDXHOOK4_CN_AVS_BOOT_H
+
+/**
+ * Initialize hooking of avs_boot. This re-enables avs logging
+ * and injects a few important settings.
+ */
+void iidxhook4_cn_avs_boot_init();
+
+#endif

src/main/iidxhook4-cn/dllmain.c

@@ -0,0 +1,223 @@
+#include <windows.h>
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "bemanitools/iidxio.h"
+
+#include "cconfig/cconfig-hook.h"
+
+#include "ezusb-iidx-emu/node-security-plug.h"
+
+#include "ezusb2-emu/desc.h"
+#include "ezusb2-emu/device.h"
+
+#include "ezusb2-iidx-emu/msg.h"
+
+#include "hook/table.h"
+
+#include "hooklib/acp.h"
+#include "hooklib/setupapi.h"
+
+#include "iidxhook4-cn/avs-boot.h"
+#include "iidxhook4-cn/path.h"
+
+#include "iidxhook-util/chart-patch.h"
+#include "iidxhook-util/config-eamuse.h"
+#include "iidxhook-util/config-gfx.h"
+#include "iidxhook-util/config-io.h"
+#include "iidxhook-util/config-sec.h"
+#include "iidxhook-util/d3d9.h"
+#include "iidxhook-util/settings.h"
+
+#include "security/rp-sign-key.h"
+
+#include "imports/avs.h"
+
+#include "util/log.h"
+
+#define IIDXHOOK4_CN_INFO_HEADER \
+    "iidxhook for Resort Anthem CN"   \
+    ", build " __DATE__ " " __TIME__ ", gitrev " STRINGIFY(GITREV)
+#define IIDXHOOK4_CN_CMD_USAGE \
+    "Usage: inject.exe iidxhook4-cn.dll <bm2dx.exe> [options...]"
+
+static HANDLE STDCALL my_OpenProcess(DWORD, BOOL, DWORD);
+static HANDLE(STDCALL *real_OpenProcess)(DWORD, BOOL, DWORD);
+static bool iidxhook_init_check;
+
+static const hook_d3d9_irp_handler_t iidxhook_d3d9_handlers[] = {
+    iidxhook_util_d3d9_irp_handler,
+};
+
+static const struct hook_symbol init_hook_syms[] = {
+    {.name = "OpenProcess",
+     .patch = my_OpenProcess,
+     .link = (void **) &real_OpenProcess},
+};
+
+static struct iidxhook_config_io config_io;
+
+static void
+iidxhook4_cn_setup_d3d9_hooks(const struct iidxhook_config_gfx *config_gfx)
+{
+    struct iidxhook_util_d3d9_config d3d9_config;
+
+    iidxhook_util_d3d9_init_config(&d3d9_config);
+
+    d3d9_config.windowed = config_gfx->windowed;
+    d3d9_config.framed = config_gfx->framed;
+    d3d9_config.override_window_width = config_gfx->window_width;
+    d3d9_config.override_window_height = config_gfx->window_height;
+    d3d9_config.framerate_limit = config_gfx->frame_rate_limit;
+    d3d9_config.pci_vid = config_gfx->pci_id_vid;
+    d3d9_config.pci_pid = config_gfx->pci_id_pid;
+    d3d9_config.scale_back_buffer_width = config_gfx->scale_back_buffer_width;
+    d3d9_config.scale_back_buffer_height = config_gfx->scale_back_buffer_height;
+    d3d9_config.scale_back_buffer_filter = config_gfx->scale_back_buffer_filter;
+    d3d9_config.forced_refresh_rate = config_gfx->forced_refresh_rate;
+    d3d9_config.device_adapter = config_gfx->device_adapter;
+    /* Required for GOLD (and newer?) to not crash with NVIDIA cards */
+    d3d9_config.iidx14_to_19_nvidia_fix = true;
+
+    if (config_gfx->monitor_check == 0) {
+        log_info("Auto monitor check enabled");
+
+        d3d9_config.iidx09_to_19_monitor_check_cb =
+            iidxhook_util_chart_patch_set_refresh_rate;
+        iidxhook_util_chart_patch_init(
+            IIDXHOOK_UTIL_CHART_PATCH_TIMEBASE_14_TO_18_VGA);
+    } else if (config_gfx->monitor_check > 0) {
+        log_info(
+            "Manual monitor check, resulting refresh rate: %f",
+            config_gfx->monitor_check);
+
+        iidxhook_util_chart_patch_init(
+            IIDXHOOK_UTIL_CHART_PATCH_TIMEBASE_14_TO_18_VGA);
+        iidxhook_util_chart_patch_set_refresh_rate(config_gfx->monitor_check);
+    }
+
+    iidxhook_util_d3d9_configure(&d3d9_config);
+
+    hook_d3d9_init(iidxhook_d3d9_handlers, lengthof(iidxhook_d3d9_handlers));
+}
+
+/**
+ * This seems to be a good entry point to intercept
+ * before the game calls anything important
+ */
+static HANDLE STDCALL
+my_OpenProcess(DWORD dwDesiredAccess, BOOL bInheritHandle, DWORD dwProcessId)
+{
+    struct cconfig *config;
+
+    struct iidxhook_util_config_eamuse config_eamuse;
+    struct iidxhook_config_gfx config_gfx;
+    struct iidxhook_config_sec config_sec;
+
+    if (iidxhook_init_check) {
+        return real_OpenProcess(dwDesiredAccess, bInheritHandle, dwProcessId);
+    }
+
+    iidxhook_init_check = true;
+
+    log_info("-------------------------------------------------------------");
+    log_info("--------------- Begin iidxhook my_OpenProcess ---------------");
+    log_info("-------------------------------------------------------------");
+
+    config = cconfig_init();
+
+    iidxhook_util_config_eamuse_init(config);
+    iidxhook_config_gfx_init(config);
+    iidxhook_config_io_init(config);
+    iidxhook_config_sec_init(config);
+
+    if (!cconfig_hook_config_init(
+            config,
+            IIDXHOOK4_CN_INFO_HEADER "\n" IIDXHOOK4_CN_CMD_USAGE,
+            CCONFIG_CMD_USAGE_OUT_DBG)) {
+        cconfig_finit(config);
+        exit(EXIT_FAILURE);
+    }
+
+    iidxhook_util_config_eamuse_get(&config_eamuse, config);
+    iidxhook_config_gfx_get(&config_gfx, config);
+    iidxhook_config_io_get(&config_io, config);
+    iidxhook_config_sec_get(&config_sec, config);
+
+    cconfig_finit(config);
+
+    log_info(IIDXHOOK4_CN_INFO_HEADER);
+    log_info("Initializing iidxhook...");
+
+    /**
+     * This game is using a black round plug for game license management instead of a black usb dongle.
+     * No white dongle hooks applies since the game does not have network functionality.
+     * Also, card readers are not used/checked; no card reader hooks required.
+     */
+    ezusb_iidx_emu_node_security_plug_set_boot_version(
+        &config_sec.boot_version);
+    ezusb_iidx_emu_node_security_plug_set_boot_seeds(config_sec.boot_seeds);
+    ezusb_iidx_emu_node_security_plug_set_plug_black_sign_key(
+        &security_rp_sign_key_black_iidx);
+    ezusb_iidx_emu_node_security_plug_set_plug_black_mcode(
+        &config_sec.black_plug_mcode);
+    ezusb_iidx_emu_node_security_plug_set_pcbid(&config_eamuse.pcbid);
+
+    iidxhook4_cn_setup_d3d9_hooks(&config_gfx);
+
+    if (!config_io.disable_io_emu) {
+        log_info("Starting IIDX IO backend");
+
+        iidx_io_set_loggers(
+            log_impl_misc, log_impl_info, log_impl_warning, log_impl_fatal);
+
+        if (!iidx_io_init(
+                avs_thread_create, avs_thread_join, avs_thread_destroy)) {
+            log_fatal("Initializing IIDX IO backend failed");
+        }
+    } else {
+        log_info("IIDX IO emulation backend disabled");
+    }
+
+    /* Set up IO emulation hooks _after_ IO API setup to allow
+       API implementations with real IO devices */
+    iohook_push_handler(ezusb2_emu_device_dispatch_irp);
+    iohook_push_handler(iidxhook_util_chart_patch_dispatch_irp);
+    iohook_push_handler(settings_hook_dispatch_irp);
+
+    if (!config_io.disable_io_emu) {
+        hook_setupapi_init(&ezusb2_emu_desc_device.setupapi);
+        ezusb2_emu_device_hook_init(ezusb2_iidx_emu_msg_init());
+    }
+
+    log_info("-------------------------------------------------------------");
+    log_info("---------------- End iidxhook my_OpenProcess ----------------");
+    log_info("-------------------------------------------------------------");
+
+    return real_OpenProcess(dwDesiredAccess, bInheritHandle, dwProcessId);
+}
+
+/**
+ * Hook library for Resort Anthem CN
+ */
+BOOL WINAPI DllMain(HMODULE mod, DWORD reason, void *ctx)
+{
+    if (reason != DLL_PROCESS_ATTACH) {
+        return TRUE;
+    }
+
+    log_to_writer(log_writer_debug, NULL);
+
+    hook_table_apply(
+        NULL, "kernel32.dll", init_hook_syms, lengthof(init_hook_syms));
+
+    iidxhook4_cn_path_init();
+    iidxhook4_cn_avs_boot_init();
+    acp_hook_init();
+    settings_hook_init();
+
+    return TRUE;
+}

src/main/iidxhook4-cn/iidxhook4-cn.def

@@ -0,0 +1,4 @@
+LIBRARY iidxhook4-cn
+
+EXPORTS
+    DllMain@12 @1 NONAME

src/main/iidxhook4-cn/path.c

@@ -0,0 +1,156 @@
+#define LOG_MODULE "path"
+
+#include <windows.h>
+#include <stdint.h>
+#include <string.h>
+
+#include "hook/table.h"
+
+#include "iidxhook4-cn/path.h"
+
+#include "util/log.h"
+#include "util/str.h"
+
+#define PATH_A "D:/JDZ-001/contents/"
+#define PATH_W L"D:/JDZ-001/contents/"
+
+static HANDLE WINAPI my_CreateFileA(
+    LPCSTR lpFileName,
+    DWORD dwDesiredAccess,
+    DWORD dwShareMode,
+    LPSECURITY_ATTRIBUTES lpSecurityAttributes,
+    DWORD dwCreationDisposition,
+    DWORD dwFlagsAndAttributes,
+    HANDLE hTemplateFile);
+static HANDLE(WINAPI *real_CreateFileA)(
+    LPCSTR lpFileName,
+    DWORD dwDesiredAccess,
+    DWORD dwShareMode,
+    LPSECURITY_ATTRIBUTES lpSecurityAttributes,
+    DWORD dwCreationDisposition,
+    DWORD dwFlagsAndAttributes,
+    HANDLE hTemplateFile);
+
+static HANDLE WINAPI my_CreateFileW(
+    LPCWSTR lpFileName,
+    DWORD dwDesiredAccess,
+    DWORD dwShareMode,
+    LPSECURITY_ATTRIBUTES lpSecurityAttributes,
+    DWORD dwCreationDisposition,
+    DWORD dwFlagsAndAttributes,
+    HANDLE hTemplateFile);
+static HANDLE(WINAPI *real_CreateFileW)(
+    LPCWSTR lpFileName,
+    DWORD dwDesiredAccess,
+    DWORD dwShareMode,
+    LPSECURITY_ATTRIBUTES lpSecurityAttributes,
+    DWORD dwCreationDisposition,
+    DWORD dwFlagsAndAttributes,
+    HANDLE hTemplateFile);
+
+static HANDLE WINAPI my_FindFirstFileA(
+    LPCSTR lpFileName,
+    LPWIN32_FIND_DATAA lpFindFileData);
+static HANDLE(WINAPI *real_FindFirstFileA)(
+    LPCSTR lpFileName,
+    LPWIN32_FIND_DATAA lpFindFileData);
+
+static const struct hook_symbol iidxhook4_cn_path_hook_syms[] = {
+    {.name = "CreateFileA",
+     .patch = my_CreateFileA,
+     .link = (void **) &real_CreateFileA},
+    {.name = "CreateFileW",
+     .patch = my_CreateFileW,
+     .link = (void **) &real_CreateFileW},
+    {.name = "FindFirstFileA",
+     .patch = my_FindFirstFileA,
+     .link = (void **) &real_FindFirstFileA},
+};
+
+static HANDLE WINAPI my_CreateFileA(
+    LPCSTR lpFileName,
+    DWORD dwDesiredAccess,
+    DWORD dwShareMode,
+    LPSECURITY_ATTRIBUTES lpSecurityAttributes,
+    DWORD dwCreationDisposition,
+    DWORD dwFlagsAndAttributes,
+    HANDLE hTemplateFile)
+{
+    if (lpFileName != NULL && strstr(lpFileName, PATH_A) == lpFileName) {
+        char relative_path[MAX_PATH] = ".";
+        str_cat(relative_path, MAX_PATH, lpFileName + strlen(PATH_A) - 1);
+        return real_CreateFileA(
+            relative_path,
+            dwDesiredAccess,
+            dwShareMode,
+            lpSecurityAttributes,
+            dwCreationDisposition,
+            dwFlagsAndAttributes,
+            hTemplateFile);
+    }
+
+    return real_CreateFileA(
+        lpFileName,
+        dwDesiredAccess,
+        dwShareMode,
+        lpSecurityAttributes,
+        dwCreationDisposition,
+        dwFlagsAndAttributes,
+        hTemplateFile);
+}
+
+static HANDLE WINAPI my_CreateFileW(
+    LPCWSTR lpFileName,
+    DWORD dwDesiredAccess,
+    DWORD dwShareMode,
+    LPSECURITY_ATTRIBUTES lpSecurityAttributes,
+    DWORD dwCreationDisposition,
+    DWORD dwFlagsAndAttributes,
+    HANDLE hTemplateFile)
+{
+    if (lpFileName != NULL && wcsstr(lpFileName, PATH_W) == lpFileName) {
+        wchar_t relative_path[MAX_PATH] = L".";
+        wstr_cat(relative_path, MAX_PATH, lpFileName + wcslen(PATH_W) - 1);
+        return real_CreateFileW(
+            relative_path,
+            dwDesiredAccess,
+            dwShareMode,
+            lpSecurityAttributes,
+            dwCreationDisposition,
+            dwFlagsAndAttributes,
+            hTemplateFile);
+    }
+
+    return real_CreateFileW(
+        lpFileName,
+        dwDesiredAccess,
+        dwShareMode,
+        lpSecurityAttributes,
+        dwCreationDisposition,
+        dwFlagsAndAttributes,
+        hTemplateFile);
+}
+
+static HANDLE WINAPI my_FindFirstFileA(
+    LPCSTR lpFileName,
+    LPWIN32_FIND_DATAA lpFindFileData)
+{
+    if (lpFileName != NULL && strstr(lpFileName, PATH_A) == lpFileName) {
+        char relative_path[MAX_PATH] = ".";
+        str_cat(relative_path, MAX_PATH, lpFileName + strlen(PATH_A) - 1);
+        return real_FindFirstFileA(relative_path, lpFindFileData);
+    }
+
+    return real_FindFirstFileA(lpFileName, lpFindFileData);
+}
+
+void iidxhook4_cn_path_init()
+{
+    hook_table_apply(
+        NULL,
+        "kernel32.dll",
+        iidxhook4_cn_path_hook_syms,
+        lengthof(iidxhook4_cn_path_hook_syms));
+
+    log_info("Inserted path hooks");
+}

src/main/iidxhook4-cn/path.h

@@ -0,0 +1,6 @@
+#ifndef IIDXHOOK4_CN_PATH_H
+#define IIDXHOOK4_CN_PATH_H
+
+void iidxhook4_cn_path_init();
+
+#endif