maksw/nt-lite
1
0 Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

clean up and standardize types across the codebase, unify atomic operations, improve UTF-8 handling throughout the system, remove obsolete input and named queue interfaces, redesign process preparation and creation, tighten IPC and service boundaries, improve error handling and reliability, minor documentation cleanup, fix doom surfaces, fix panic in ini parsing.

Browse Source
This commit is contained in:
maksw committed 2026-10-12 18:17:43 +02:00
1 parent 899225f551
commit c0ad63c27f
226 files changed
+6562 -4147
Download Patch File Download Diff File Expand all files Collapse all files

No files matched your search

code/kernel/io_device.c
+8 -5
View File
@@ -1,5 +1,7 @@
// I/O manager. This file owns driver objects, device stacks, PnP dispatch, and the disk namespace.
#include <ntlite/atomic.h>
#include <stdbool.h>
#include <string.h>
#include <intrin.h>
#include <ntlite/ddi/io_driver.h>
@@ -87,6 +89,7 @@ __declspec(dllexport) void IoInitializeDriverObject(DRIVER_OBJECT* driver,
// Registers driver Object.
__declspec(dllexport) KSTATUS IoRegisterDriverObject(DRIVER_OBJECT* driver) {
if (!driver) return NTLSTATUS_INVALID_PARAMETER;
if (!SysSvIsUtf8Text(driver->Name)) return NTLSTATUS_INVALID_PARAMETER;
if (gDriverObjectCount >= MAX_DRIVER_OBJECTS)
return NTLSTATUS_NO_MEMORY;
@@ -193,7 +196,7 @@ __declspec(dllexport) KSTATUS IoCreatePhysicalDevice(DRIVER_OBJECT* busDriver,
if (idCount && ids) {
for (size_t i = 0; i < idCount; i++) {
if (!SysSvIsValid(ids[i].Id) || ids[i].Id.Length >= IO_MAX_DEVICE_ID_CHARS) {
if (!SysSvIsUtf8Text(ids[i].Id) || ids[i].Id.Length >= IO_MAX_DEVICE_ID_CHARS) {
IoDeleteDevice(pdo);
return NTLSTATUS_INVALID_PARAMETER;
}
@@ -255,7 +258,7 @@ __declspec(dllexport) KSTATUS IoRegisterPhysicalDevice(DEVICE_OBJECT* pdo) {
__declspec(dllexport) KSTATUS IoSetDeviceName(DEVICE_OBJECT* device,
SYS_STRING_VIEW name) {
if (!device || !SysSvIsValid(name))
if (!device || !SysSvIsUtf8Text(name))
return NTLSTATUS_INVALID_PARAMETER;
if (name.Length >= IO_MAX_DEVICE_NAME_CHARS)
return NTLSTATUS_BUFFER_TOO_SMALL;
@@ -397,7 +400,7 @@ __declspec(dllexport) KSTATUS IoForwardIrpToLower(DEVICE_OBJECT* device, IRP* ir
if (currentDevice == device) {
cur->DeviceObject = (DEVICE_OBJECT*)0;
_InterlockedDecrement(&device->OutstandingIrps);
NtlAtomicDecrement32(&device->OutstandingIrps);
IoDereferenceDeviceObject(device);
}
@@ -693,13 +696,13 @@ __declspec(dllexport) KSTATUS IoCallDriver(DEVICE_OBJECT* device, IRP* irp) {
ios->DeviceObject = device;
IoReferenceDeviceObject(device);
_InterlockedIncrement(&device->OutstandingIrps);
NtlAtomicIncrement32(&device->OutstandingIrps);
KSTATUS st = dispatch(device, irp);
if (st != NTLSTATUS_PENDING) {
if (ios->DeviceObject == device) {
ios->DeviceObject = (DEVICE_OBJECT*)0;
_InterlockedDecrement(&device->OutstandingIrps);
NtlAtomicDecrement32(&device->OutstandingIrps);
IoDereferenceDeviceObject(device);
}
}