Files
MontaukOS/kernel/src/Api/WinServer.hpp
T

48 lines
1.7 KiB
C++

/*
* WinServer.hpp
* Window server kernel state for external process windows
* Copyright (c) 2026 Daniel Hammer
*/
#pragma once
#include "Syscall.hpp"
#include <cstdint>
#include <Ipc/Ipc.hpp>
namespace WinServer {
static constexpr int MaxWindows = 8;
struct WindowSlot {
bool used;
int ownerPid;
char title[64];
int width, height;
Ipc::Surface* liveSurface; // app writes here
Ipc::Surface* snapshotSurface; // compositor/viewers read here
Ipc::Mailbox* eventMailbox; // input/control events for the app
uint64_t ownerVa; // mapped VA of liveSurface in owner
bool dirty;
uint8_t cursor; // 0=arrow, 1=resize_h, 2=resize_v
uint32_t flags;
};
int Create(int ownerPid, uint64_t ownerPml4, const char* title, int w, int h,
uint64_t& heapNext, uint64_t& outVa);
int Destroy(int windowId, int callerPid);
int Present(int windowId, int callerPid);
int Poll(int windowId, int callerPid, montauk::abi::WinEvent* outEvent);
int Enumerate(montauk::abi::WinInfo* outArray, int maxCount);
uint64_t Map(int windowId, int callerPid, uint64_t callerPml4, uint64_t& heapNext);
int Unmap(int windowId, int callerPid, uint64_t callerPml4);
int SendEvent(int windowId, const montauk::abi::WinEvent* event);
int Resize(int windowId, int callerPid, uint64_t ownerPml4, int newW, int newH,
uint64_t& heapNext, uint64_t& outVa);
void CleanupProcess(int pid);
int SetCursor(int windowId, int callerPid, int cursor);
int SetFlags(int windowId, int callerPid, uint32_t flags);
int SetScale(int scale);
int GetScale();
}