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authorEgor Tensin <egor@tensin.name>2026-06-15 14:05:29 +0200
committerEgor Tensin <egor@tensin.name>2026-06-15 14:12:29 +0200
commitb3eef140da853414776c8e03a70629a613a25ed0 (patch)
treedcdb314d2fdd92f501c09f3ae5681a731cb00dee /km/src/nt_namespace
parentwdk10: disable the packaging target (diff)
downloadwindows7-drivers-b3eef140da853414776c8e03a70629a613a25ed0.tar.gz
windows7-drivers-b3eef140da853414776c8e03a70629a613a25ed0.zip
workflows/ci: add clang-format job
Diffstat (limited to 'km/src/nt_namespace')
-rw-r--r--km/src/nt_namespace/device.c81
-rw-r--r--km/src/nt_namespace/device.h2
-rw-r--r--km/src/nt_namespace/main.c8
-rw-r--r--km/src/nt_namespace/nt2dos.c50
-rw-r--r--km/src/nt_namespace/nt2dos.h2
5 files changed, 55 insertions, 88 deletions
diff --git a/km/src/nt_namespace/device.c b/km/src/nt_namespace/device.c
index 6d88dc4..afb9813 100644
--- a/km/src/nt_namespace/device.c
+++ b/km/src/nt_namespace/device.c
@@ -5,14 +5,14 @@
* Distributed under the MIT License.
*/
-#include "control_codes.h"
#include "device.h"
+
+#include "control_codes.h"
#include "nt2dos.h"
#include <ntddk.h>
-static NTSTATUS device_open(DEVICE_OBJECT *device_object, IRP *irp)
-{
+static NTSTATUS device_open(DEVICE_OBJECT* device_object, IRP* irp) {
NTSTATUS status = STATUS_SUCCESS;
UNREFERENCED_PARAMETER(device_object);
@@ -23,25 +23,22 @@ static NTSTATUS device_open(DEVICE_OBJECT *device_object, IRP *irp)
return status;
}
-typedef NTSTATUS (*ioctl_handler)(
- void *, unsigned long,
- void *, unsigned long,
- ULONG_PTR *);
+typedef NTSTATUS (*ioctl_handler)(void*, unsigned long, void*, unsigned long, ULONG_PTR*);
static NTSTATUS handle_convert_nt_path(
- void *in_buf,
+ void* in_buf,
unsigned long in_buf_size,
- void *out_buf,
+ void* out_buf,
unsigned long out_buf_size,
- ULONG_PTR *nbwritten)
-{
+ ULONG_PTR* nbwritten
+) {
UNICODE_STRING uUnresolved, uResolved;
NTSTATUS status = STATUS_SUCCESS;
- DbgPrint("nt_namespace: unresolved path: %ws\n", (WCHAR *) in_buf);
+ DbgPrint("nt_namespace: unresolved path: %ws\n", (WCHAR*)in_buf);
DbgPrint("nt_namespace: unresolved size: %lu\n", in_buf_size);
- RtlInitUnicodeString(&uUnresolved, (WCHAR *) in_buf);
+ RtlInitUnicodeString(&uUnresolved, (WCHAR*)in_buf);
status = nt2dos(&uResolved, &uUnresolved);
if (!NT_SUCCESS(status))
@@ -52,8 +49,7 @@ static NTSTATUS handle_convert_nt_path(
DbgPrint("nt_namespace: resolved path: %wZ\n", &uResolved);
DbgPrint("nt_namespace: resolved size: %Iu\n", *nbwritten);
- if (out_buf_size < *nbwritten)
- {
+ if (out_buf_size < *nbwritten) {
status = STATUS_BUFFER_OVERFLOW;
goto free_resolved;
}
@@ -67,10 +63,9 @@ free_resolved:
return status;
}
-static NTSTATUS device_ioctl(DEVICE_OBJECT *device_object, IRP *irp)
-{
- IO_STACK_LOCATION *io_stack_loc;
- void* in_buf, *out_buf;
+static NTSTATUS device_ioctl(DEVICE_OBJECT* device_object, IRP* irp) {
+ IO_STACK_LOCATION* io_stack_loc;
+ void *in_buf, *out_buf;
unsigned long in_buf_size, out_buf_size;
ioctl_handler handler;
NTSTATUS status = STATUS_UNSUCCESSFUL;
@@ -85,8 +80,7 @@ static NTSTATUS device_ioctl(DEVICE_OBJECT *device_object, IRP *irp)
in_buf_size = io_stack_loc->Parameters.DeviceIoControl.InputBufferLength;
out_buf_size = io_stack_loc->Parameters.DeviceIoControl.OutputBufferLength;
- switch (io_stack_loc->Parameters.DeviceIoControl.IoControlCode)
- {
+ switch (io_stack_loc->Parameters.DeviceIoControl.IoControlCode) {
case CONVERT_NT_PATH:
handler = handle_convert_nt_path;
break;
@@ -96,10 +90,8 @@ static NTSTATUS device_ioctl(DEVICE_OBJECT *device_object, IRP *irp)
goto complete_request;
}
- status = irp->IoStatus.Status = handler(
- in_buf, in_buf_size,
- out_buf, out_buf_size,
- &irp->IoStatus.Information);
+ status = irp->IoStatus.Status =
+ handler(in_buf, in_buf_size, out_buf, out_buf_size, &irp->IoStatus.Information);
complete_request:
IoCompleteRequest(irp, IO_NO_INCREMENT);
@@ -107,25 +99,20 @@ complete_request:
return status;
}
-typedef struct
-{
- const wchar_t *path;
- const wchar_t *symlink;
-}
-DeviceInfo;
+typedef struct {
+ const wchar_t* path;
+ const wchar_t* symlink;
+} DeviceInfo;
-typedef struct
-{
- DEVICE_OBJECT *object;
+typedef struct {
+ DEVICE_OBJECT* object;
UNICODE_STRING path;
UNICODE_STRING symlink;
-}
-Device;
+} Device;
#define NUMOF_DEVICES 1
-static DeviceInfo devices_info[NUMOF_DEVICES] =
-{
+static DeviceInfo devices_info[NUMOF_DEVICES] = {
{
L"\\Device\\nt_namespace",
L"\\DosDevices\\nt_namespace",
@@ -134,21 +121,18 @@ static DeviceInfo devices_info[NUMOF_DEVICES] =
static Device devices[NUMOF_DEVICES];
-static void destroy_device(int i)
-{
+static void destroy_device(int i) {
IoDeleteSymbolicLink(&devices[i].symlink);
IoDeleteDevice(devices[i].object);
}
-void destroy_devices()
-{
+void destroy_devices() {
int i;
for (i = 0; i < NUMOF_DEVICES; ++i)
destroy_device(i);
}
-static NTSTATUS set_up_device(DRIVER_OBJECT *driver_object, int i)
-{
+static NTSTATUS set_up_device(DRIVER_OBJECT* driver_object, int i) {
NTSTATUS status = STATUS_SUCCESS;
RtlInitUnicodeString(&devices[i].path, devices_info[i].path);
@@ -161,7 +145,8 @@ static NTSTATUS set_up_device(DRIVER_OBJECT *driver_object, int i)
FILE_DEVICE_UNKNOWN,
FILE_DEVICE_SECURE_OPEN,
FALSE,
- &devices[i].object);
+ &devices[i].object
+ );
if (!NT_SUCCESS(status))
return status;
@@ -169,8 +154,7 @@ static NTSTATUS set_up_device(DRIVER_OBJECT *driver_object, int i)
devices[i].object->Flags |= DO_BUFFERED_IO;
devices[i].object->Flags &= ~DO_DEVICE_INITIALIZING;
- if (!NT_SUCCESS(status = IoCreateSymbolicLink(
- &devices[i].symlink, &devices[i].path)))
+ if (!NT_SUCCESS(status = IoCreateSymbolicLink(&devices[i].symlink, &devices[i].path)))
goto delete_device;
return status;
@@ -181,8 +165,7 @@ delete_device:
return status;
}
-NTSTATUS set_up_devices(DRIVER_OBJECT *driver_object)
-{
+NTSTATUS set_up_devices(DRIVER_OBJECT* driver_object) {
int i, j;
NTSTATUS status = STATUS_SUCCESS;
diff --git a/km/src/nt_namespace/device.h b/km/src/nt_namespace/device.h
index 4f117e9..8cc2c1d 100644
--- a/km/src/nt_namespace/device.h
+++ b/km/src/nt_namespace/device.h
@@ -9,5 +9,5 @@
#include <ntddk.h>
-NTSTATUS set_up_devices(DRIVER_OBJECT *);
+NTSTATUS set_up_devices(DRIVER_OBJECT*);
void destroy_devices();
diff --git a/km/src/nt_namespace/main.c b/km/src/nt_namespace/main.c
index 4c7ef74..a8d0c14 100644
--- a/km/src/nt_namespace/main.c
+++ b/km/src/nt_namespace/main.c
@@ -9,17 +9,13 @@
#include <ntddk.h>
-static void on_driver_unload(DRIVER_OBJECT *driver_object)
-{
+static void on_driver_unload(DRIVER_OBJECT* driver_object) {
UNREFERENCED_PARAMETER(driver_object);
destroy_devices();
}
-NTSTATUS DriverEntry(
- DRIVER_OBJECT *driver_object,
- UNICODE_STRING *registry_path)
-{
+NTSTATUS DriverEntry(DRIVER_OBJECT* driver_object, UNICODE_STRING* registry_path) {
UNREFERENCED_PARAMETER(registry_path);
ExInitializeDriverRuntime(DrvRtPoolNxOptIn);
diff --git a/km/src/nt_namespace/nt2dos.c b/km/src/nt_namespace/nt2dos.c
index be2c2f5..2e6db6c 100644
--- a/km/src/nt_namespace/nt2dos.c
+++ b/km/src/nt_namespace/nt2dos.c
@@ -5,12 +5,13 @@
* Distributed under the MIT License.
*/
+/* clang-format off */
#include <ntifs.h>
#include "nt2dos.h"
+/* clang-format on */
-static PVOID allocate(SIZE_T nb)
-{
+static PVOID allocate(SIZE_T nb) {
#if !defined(NTDDI_WIN10) || NTDDI_VERSION < NTDDI_WIN10
return ExAllocatePoolWithTag(PagedPool, nb, '1l');
#else
@@ -18,10 +19,7 @@ static PVOID allocate(SIZE_T nb)
#endif
}
-static NTSTATUS get_object_name_info(
- void *object,
- OBJECT_NAME_INFORMATION **object_name_info)
-{
+static NTSTATUS get_object_name_info(void* object, OBJECT_NAME_INFORMATION** object_name_info) {
unsigned long nbneeded;
NTSTATUS status = STATUS_SUCCESS;
@@ -48,11 +46,10 @@ free_object_name_info:
return status;
}
-NTSTATUS nt2dos(UNICODE_STRING *u_resolved, UNICODE_STRING *u_unresolved)
-{
+NTSTATUS nt2dos(UNICODE_STRING* u_resolved, UNICODE_STRING* u_unresolved) {
IO_STATUS_BLOCK io_status_block;
- DEVICE_OBJECT *volume_object;
- FILE_OBJECT *file_object;
+ DEVICE_OBJECT* volume_object;
+ FILE_OBJECT* file_object;
HANDLE file;
OBJECT_ATTRIBUTES file_attrs;
OBJECT_NAME_INFORMATION *file_name_info, *volume_name_info;
@@ -61,11 +58,8 @@ NTSTATUS nt2dos(UNICODE_STRING *u_resolved, UNICODE_STRING *u_unresolved)
NTSTATUS status = STATUS_SUCCESS;
InitializeObjectAttributes(
- &file_attrs,
- u_unresolved,
- OBJ_CASE_INSENSITIVE | OBJ_OPENIF,
- NULL,
- NULL);
+ &file_attrs, u_unresolved, OBJ_CASE_INSENSITIVE | OBJ_OPENIF, NULL, NULL
+ );
status = ZwCreateFile(
&file,
@@ -78,18 +72,15 @@ NTSTATUS nt2dos(UNICODE_STRING *u_resolved, UNICODE_STRING *u_unresolved)
FILE_OPEN,
FILE_SYNCHRONOUS_IO_NONALERT,
NULL,
- 0);
+ 0
+ );
if (!NT_SUCCESS(status))
return status;
status = ObReferenceObjectByHandle(
- file,
- FILE_READ_ATTRIBUTES,
- *IoFileObjectType,
- KernelMode,
- &file_object,
- NULL);
+ file, FILE_READ_ATTRIBUTES, *IoFileObjectType, KernelMode, &file_object, NULL
+ );
if (!NT_SUCCESS(status))
goto close_file;
@@ -99,18 +90,15 @@ NTSTATUS nt2dos(UNICODE_STRING *u_resolved, UNICODE_STRING *u_unresolved)
if (!NT_SUCCESS(status))
goto close_file;
- if (file_object->Vpb == NULL)
- {
+ if (file_object->Vpb == NULL) {
u_resolved->Buffer = allocate(file_name_info->Name.Length);
- if (u_resolved->Buffer == NULL)
- {
+ if (u_resolved->Buffer == NULL) {
status = STATUS_INSUFFICIENT_RESOURCES;
goto free_file_name_info;
}
- RtlInitEmptyUnicodeString(
- u_resolved, u_resolved->Buffer, file_name_info->Name.Length);
+ RtlInitEmptyUnicodeString(u_resolved, u_resolved->Buffer, file_name_info->Name.Length);
RtlCopyUnicodeString(u_resolved, &file_name_info->Name);
goto free_file_name_info;
}
@@ -126,12 +114,12 @@ NTSTATUS nt2dos(UNICODE_STRING *u_resolved, UNICODE_STRING *u_unresolved)
if (!NT_SUCCESS(status))
goto free_volume_name_info;
- u_resolved_size = file_name_info->Name.Length - volume_name_info->Name.Length + u_dos_name.Length;
+ u_resolved_size =
+ file_name_info->Name.Length - volume_name_info->Name.Length + u_dos_name.Length;
u_resolved->Buffer = allocate(u_resolved_size);
- if (u_resolved->Buffer == NULL)
- {
+ if (u_resolved->Buffer == NULL) {
status = STATUS_INSUFFICIENT_RESOURCES;
goto free_dos_name;
}
diff --git a/km/src/nt_namespace/nt2dos.h b/km/src/nt_namespace/nt2dos.h
index ce0b690..7f24b5b 100644
--- a/km/src/nt_namespace/nt2dos.h
+++ b/km/src/nt_namespace/nt2dos.h
@@ -9,4 +9,4 @@
#include <ntstrsafe.h>
-NTSTATUS nt2dos(UNICODE_STRING *resolved, UNICODE_STRING *unresolved);
+NTSTATUS nt2dos(UNICODE_STRING* resolved, UNICODE_STRING* unresolved);