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VirtualBox mouse stub driver

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This commit is contained in:
Alex
2023-01-03 23:28:30 +02:00
parent bc7e753825
commit dbb47bcd4d
4 changed files with 230 additions and 0 deletions
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90
Input/VirtualBoxMouse/VirtualBoxMouseDriver.cpp Normal file
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#include <pci.h>
#include <io.h>
#include "../../../Kernel/DAPI.hpp"
#include "../../../Kernel/Fex.hpp"
extern "C" int DriverEntry(void *Data);
int CallbackHandler(KernelCallback *Data);
HEAD(FexFormatType_Driver, FexOSType_Fennix, DriverEntry);
#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
__attribute__((section(".extended"))) FexExtended ExtendedHeader = {
.Driver = {
.Name = "VMware Virtual Mouse Driver",
.Type = FexDriverType_Input,
.Callback = CallbackHandler,
.Bind = {
.Type = BIND_PCI,
.PCI = {
.VendorID = {0x80EE},
.DeviceID = {0xCAFE},
.Class = 0x2,
.SubClass = 0x0,
.ProgIF = 0x0,
}}}};
KernelAPI *KAPI;
#define print(msg) KAPI->Util.DebugPrint((char *)(msg), KAPI->Info.DriverUID)
/* --------------------------------------------------------------------------------------------------------- */
int DriverEntry(void *Data)
{
if (!Data)
return INVALID_KERNEL_API;
KAPI = (KernelAPI *)Data;
if (KAPI->Version.Major < 0 || KAPI->Version.Minor < 0 || KAPI->Version.Patch < 0)
return KERNEL_API_VERSION_NOT_SUPPORTED;
print("Not implemented!");
return NOT_IMPLEMENTED;
// return OK;
}
int MouseX = 0, MouseY = 0, MouseZ = 0;
int MouseButton = 0;
int CallbackHandler(KernelCallback *Data)
{
switch (Data->Reason)
{
case AcknowledgeReason:
{
print("Kernel acknowledged the driver.");
break;
}
case ConfigurationReason:
{
break;
}
case FetchReason:
{
Data->InputCallback.Mouse.X = MouseX;
Data->InputCallback.Mouse.Y = MouseY;
Data->InputCallback.Mouse.Z = MouseZ;
Data->InputCallback.Mouse.Buttons.Left = MouseButton & 0x20;
Data->InputCallback.Mouse.Buttons.Right = MouseButton & 0x10;
Data->InputCallback.Mouse.Buttons.Middle = MouseButton & 0x08;
break;
}
case StopReason:
{
break;
}
case InterruptReason:
{
break;
}
default:
{
break;
}
}
return OK;
}