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Code Issues Projects Releases Activity

add experimental WH_GETMESSAGE hook

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This commit is contained in:
FunkyFr3sh 2024-09-08 19:14:58 +02:00
parent 426490043f
commit dcc76a154d
6 changed files with 179 additions and 264 deletions
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5
inc/mouse.h
View File

@ -1,9 +1,12 @@
#ifndef MOUSE_H
#define MOUSE_H
void mouse_hook_init();
void mouse_hook_exit();
void mouse_lock();
void mouse_unlock();
LRESULT CALLBACK mouse_hook_proc(int Code, WPARAM wParam, LPARAM lParam);
LRESULT CALLBACK mouse_gm_hook_proc(int code, WPARAM wParam, LPARAM lParam);
LRESULT CALLBACK mouse_hook_proc(int code, WPARAM wParam, LPARAM lParam);
extern BOOL g_mouse_locked;
extern HHOOK g_mouse_hook;

3
src/dd.c
View File

@ -988,6 +988,8 @@ HRESULT dd_SetDisplayMode(DWORD dwWidth, DWORD dwHeight, DWORD dwBPP, DWORD dwFl
g_ddraw.mouse.unscale_y = ((float)(g_ddraw.height - 1) / (g_ddraw.render.viewport.height - 1));
}
TRACE("sdm unscale_x %.6f, y=%.6f\n", g_ddraw.mouse.unscale_x, g_ddraw.mouse.unscale_y);
g_ddraw.mouse.x_adjust = g_ddraw.render.viewport.x;
g_ddraw.mouse.y_adjust = g_ddraw.render.viewport.y;
@ -1365,6 +1367,7 @@ HRESULT dd_SetCooperativeLevel(HWND hwnd, DWORD dwFlags)
g_ddraw.gui_thread_id = GetWindowThreadProcessId(g_ddraw.hwnd, NULL);
keyboard_hook_init();
mouse_hook_init();
if (!g_ddraw.render.hdc)
{

2
src/dllmain.c
View File

@ -13,6 +13,7 @@
#include "utils.h"
#include "versionhelpers.h"
#include "keyboard.h"
#include "mouse.h"
/* export for cncnet cnc games */
@ -140,6 +141,7 @@ BOOL WINAPI DllMain(HANDLE hDll, DWORD dwReason, LPVOID lpReserved)
indeo_disable();
timeEndPeriod(1);
keyboard_hook_exit();
mouse_hook_exit();
dinput_hook_exit();
hook_exit();
break;

171
src/mouse.c
View File

@ -1,15 +1,45 @@
#include <windows.h>
#include <windowsx.h>
#include <math.h>
#include "debug.h"
#include "winapi_hooks.h"
#include "dd.h"
#include "hook.h"
#include "utils.h"
#include "config.h"
#include "mouse.h"
BOOL g_mouse_locked;
HHOOK g_mouse_hook;
HOOKPROC g_mouse_proc;
static HHOOK g_mouse_gm_hook;
void mouse_hook_init()
{
if (g_mouse_gm_hook && UnhookWindowsHookEx(g_mouse_gm_hook))
{
g_mouse_gm_hook = NULL;
}
if (!g_ddraw.gui_thread_id)
return;
g_mouse_gm_hook =
real_SetWindowsHookExA(
WH_GETMESSAGE,
mouse_gm_hook_proc,
NULL,
g_ddraw.gui_thread_id);
}
void mouse_hook_exit()
{
if (g_mouse_gm_hook)
{
UnhookWindowsHookEx(g_mouse_gm_hook);
}
}
void mouse_lock()
{
@ -83,15 +113,146 @@ void mouse_unlock()
}
}
LRESULT CALLBACK mouse_hook_proc(int Code, WPARAM wParam, LPARAM lParam)
LRESULT CALLBACK mouse_gm_hook_proc(int code, WPARAM wParam, LPARAM lParam)
{
if (code < 0 || !lParam || !g_ddraw.width)
return CallNextHookEx(g_mouse_gm_hook, code, wParam, lParam);
MSG* msg = (MSG*)lParam;
if (!g_config.windowed || real_ScreenToClient(g_ddraw.hwnd, &msg->pt))
{
int x = max(msg->pt.x - g_ddraw.mouse.x_adjust, 0);
int y = max(msg->pt.y - g_ddraw.mouse.y_adjust, 0);
if (g_config.adjmouse)
{
x = (DWORD)(roundf(x * g_ddraw.mouse.unscale_x));
y = (DWORD)(roundf(y * g_ddraw.mouse.unscale_y));
}
msg->pt.x = min(x, g_ddraw.width - 1);
msg->pt.y = min(y, g_ddraw.height - 1);
}
else
{
msg->pt.x = InterlockedExchangeAdd((LONG*)&g_ddraw.cursor.x, 0);
msg->pt.y = InterlockedExchangeAdd((LONG*)&g_ddraw.cursor.y, 0);
}
if (msg->hwnd != g_ddraw.hwnd)
return CallNextHookEx(g_mouse_gm_hook, code, wParam, lParam);
switch (LOWORD(msg->message))
{
/* button up messages reactivate cursor lock */
case WM_LBUTTONUP:
case WM_RBUTTONUP:
case WM_MBUTTONUP:
{
if (!g_config.devmode && !g_mouse_locked)
{
int x = GET_X_LPARAM(msg->lParam);
int y = GET_Y_LPARAM(msg->lParam);
if (x > g_ddraw.render.viewport.x + g_ddraw.render.viewport.width ||
x < g_ddraw.render.viewport.x ||
y > g_ddraw.render.viewport.y + g_ddraw.render.viewport.height ||
y < g_ddraw.render.viewport.y)
{
x = g_ddraw.width / 2;
y = g_ddraw.height / 2;
}
else
{
x = (DWORD)((x - g_ddraw.render.viewport.x) * g_ddraw.mouse.unscale_x);
y = (DWORD)((y - g_ddraw.render.viewport.y) * g_ddraw.mouse.unscale_y);
}
x = min(x, g_ddraw.width - 1);
y = min(y, g_ddraw.height - 1);
InterlockedExchange((LONG*)&g_ddraw.cursor.x, x);
InterlockedExchange((LONG*)&g_ddraw.cursor.y, y);
mouse_lock();
msg->message = MAKELONG(WM_NULL, HIWORD(msg->message));
return 0;
}
/* fall through for lParam */
}
/* down messages are ignored if we have no cursor lock */
case WM_XBUTTONDBLCLK:
case WM_XBUTTONDOWN:
case WM_XBUTTONUP:
case WM_MOUSEWHEEL:
case WM_MOUSEHOVER:
case WM_LBUTTONDBLCLK:
case WM_MBUTTONDBLCLK:
case WM_RBUTTONDBLCLK:
case WM_LBUTTONDOWN:
case WM_RBUTTONDOWN:
case WM_MBUTTONDOWN:
case WM_MOUSEMOVE:
{
if (!g_config.devmode && !g_mouse_locked)
{
msg->message = MAKELONG(WM_NULL, HIWORD(msg->message));
return 0;
}
if (LOWORD(msg->message) == WM_MOUSEWHEEL)
{
POINT pt = { GET_X_LPARAM(msg->lParam), GET_Y_LPARAM(msg->lParam) };
real_ScreenToClient(g_ddraw.hwnd, &pt);
msg->lParam = MAKELPARAM(pt.x, pt.y);
}
int x = max(GET_X_LPARAM(msg->lParam) - g_ddraw.mouse.x_adjust, 0);
int y = max(GET_Y_LPARAM(msg->lParam) - g_ddraw.mouse.y_adjust, 0);
if (g_config.adjmouse)
{
if (g_config.vhack && !g_config.devmode)
{
POINT pt = { 0, 0 };
fake_GetCursorPos(&pt);
x = pt.x;
y = pt.y;
}
else
{
x = (DWORD)(roundf(x * g_ddraw.mouse.unscale_x));
y = (DWORD)(roundf(y * g_ddraw.mouse.unscale_y));
}
}
x = min(x, g_ddraw.width - 1);
y = min(y, g_ddraw.height - 1);
InterlockedExchange((LONG*)&g_ddraw.cursor.x, x);
InterlockedExchange((LONG*)&g_ddraw.cursor.y, y);
msg->lParam = MAKELPARAM(x, y);
break;
}
}
return CallNextHookEx(g_mouse_gm_hook, code, wParam, lParam);
}
LRESULT CALLBACK mouse_hook_proc(int code, WPARAM wParam, LPARAM lParam)
{
if (!g_ddraw.ref)
return g_mouse_proc(Code, wParam, lParam);
return g_mouse_proc(code, wParam, lParam);
if (Code < 0 || (!g_config.devmode && !g_mouse_locked))
return CallNextHookEx(g_mouse_hook, Code, wParam, lParam);
if (code < 0 || (!g_config.devmode && !g_mouse_locked))
return CallNextHookEx(g_mouse_hook, code, wParam, lParam);
fake_GetCursorPos(&((MOUSEHOOKSTRUCT*)lParam)->pt);
return g_mouse_proc(Code, wParam, lParam);
return g_mouse_proc(code, wParam, lParam);
}

168
src/winapi_hooks.c
View File

@ -612,146 +612,12 @@ HHOOK WINAPI fake_SetWindowsHookExA(int idHook, HOOKPROC lpfn, HINSTANCE hmod, D
return result;
}
BOOL HandleMessage(LPMSG lpMsg, HWND hWnd, UINT wMsgFilterMin, UINT wMsgFilterMax)
{
if (g_ddraw.ref && g_ddraw.width)
{
switch (lpMsg->message)
{
case WM_LBUTTONUP:
case WM_RBUTTONUP:
case WM_MBUTTONUP:
{
if (!g_config.devmode && !g_mouse_locked)
{
int x = GET_X_LPARAM(lpMsg->lParam);
int y = GET_Y_LPARAM(lpMsg->lParam);
if (x > g_ddraw.render.viewport.x + g_ddraw.render.viewport.width ||
x < g_ddraw.render.viewport.x ||
y > g_ddraw.render.viewport.y + g_ddraw.render.viewport.height ||
y < g_ddraw.render.viewport.y)
{
x = g_ddraw.width / 2;
y = g_ddraw.height / 2;
}
else
{
x = (DWORD)((x - g_ddraw.render.viewport.x) * g_ddraw.mouse.unscale_x);
y = (DWORD)((y - g_ddraw.render.viewport.y) * g_ddraw.mouse.unscale_y);
}
InterlockedExchange((LONG*)&g_ddraw.cursor.x, x);
InterlockedExchange((LONG*)&g_ddraw.cursor.y, y);
mouse_lock();
//return FALSE;
}
/* fall through for lParam */
}
/* down messages are ignored if we have no cursor lock */
case WM_XBUTTONDBLCLK:
case WM_XBUTTONDOWN:
case WM_XBUTTONUP:
case WM_MOUSEWHEEL:
case WM_MOUSEHOVER:
case WM_LBUTTONDBLCLK:
case WM_MBUTTONDBLCLK:
case WM_RBUTTONDBLCLK:
case WM_LBUTTONDOWN:
case WM_RBUTTONDOWN:
case WM_MBUTTONDOWN:
case WM_MOUSEMOVE:
{
if (!g_config.devmode && !g_mouse_locked)
{
// Does not work with 'New Robinson'
//return FALSE;
}
if (lpMsg->message == WM_MOUSEWHEEL)
{
POINT pt = { GET_X_LPARAM(lpMsg->lParam), GET_Y_LPARAM(lpMsg->lParam) };
real_ScreenToClient(g_ddraw.hwnd, &pt);
lpMsg->lParam = MAKELPARAM(pt.x, pt.y);
}
int x = max(GET_X_LPARAM(lpMsg->lParam) - g_ddraw.mouse.x_adjust, 0);
int y = max(GET_Y_LPARAM(lpMsg->lParam) - g_ddraw.mouse.y_adjust, 0);
if (g_config.adjmouse)
{
if (g_config.vhack && !g_config.devmode)
{
POINT pt = { 0, 0 };
fake_GetCursorPos(&pt);
x = pt.x;
y = pt.y;
}
else
{
x = (DWORD)(roundf(x * g_ddraw.mouse.unscale_x));
y = (DWORD)(roundf(y * g_ddraw.mouse.unscale_y));
}
}
x = min(x, g_ddraw.width - 1);
y = min(y, g_ddraw.height - 1);
InterlockedExchange((LONG*)&g_ddraw.cursor.x, x);
InterlockedExchange((LONG*)&g_ddraw.cursor.y, y);
lpMsg->lParam = MAKELPARAM(x, y);
lpMsg->pt.x = x;
lpMsg->pt.y = y;
break;
}
}
}
return TRUE;
}
BOOL WINAPI fake_GetMessageA(LPMSG lpMsg, HWND hWnd, UINT wMsgFilterMin, UINT wMsgFilterMax)
{
if (g_ddraw.ref && (!hWnd || hWnd == g_ddraw.hwnd))
g_ddraw.last_msg_pull_tick = timeGetTime();
BOOL result = real_GetMessageA(lpMsg, hWnd, wMsgFilterMin, wMsgFilterMax);
if (result && lpMsg && g_ddraw.ref && g_ddraw.hwnd && g_ddraw.width && !g_config.fixmousehook)
{
if (!g_config.windowed || real_ScreenToClient(g_ddraw.hwnd, &lpMsg->pt))
{
int x = max(lpMsg->pt.x - g_ddraw.mouse.x_adjust, 0);
int y = max(lpMsg->pt.y - g_ddraw.mouse.y_adjust, 0);
if (g_config.adjmouse)
{
x = (DWORD)(roundf(x * g_ddraw.mouse.unscale_x));
y = (DWORD)(roundf(y * g_ddraw.mouse.unscale_y));
}
lpMsg->pt.x = min(x, g_ddraw.width - 1);
lpMsg->pt.y = min(y, g_ddraw.height - 1);
}
else
{
lpMsg->pt.x = InterlockedExchangeAdd((LONG*)&g_ddraw.cursor.x, 0);
lpMsg->pt.y = InterlockedExchangeAdd((LONG*)&g_ddraw.cursor.y, 0);
}
if (g_config.hook_getmessage)
{
HandleMessage(lpMsg, hWnd, wMsgFilterMin, wMsgFilterMax);
}
}
return result;
return real_GetMessageA(lpMsg, hWnd, wMsgFilterMin, wMsgFilterMax);
}
BOOL WINAPI fake_PeekMessageA(LPMSG lpMsg, HWND hWnd, UINT wMsgFilterMin, UINT wMsgFilterMax, UINT wRemoveMsg)
@ -759,37 +625,7 @@ BOOL WINAPI fake_PeekMessageA(LPMSG lpMsg, HWND hWnd, UINT wMsgFilterMin, UINT w
if (g_ddraw.ref && (!hWnd || hWnd == g_ddraw.hwnd))
g_ddraw.last_msg_pull_tick = timeGetTime();
BOOL result = real_PeekMessageA(lpMsg, hWnd, wMsgFilterMin, wMsgFilterMax, wRemoveMsg);
if (result && lpMsg && g_ddraw.ref && g_ddraw.hwnd && g_ddraw.width && !g_config.fixmousehook)
{
if (!g_config.windowed || real_ScreenToClient(g_ddraw.hwnd, &lpMsg->pt))
{
int x = max(lpMsg->pt.x - g_ddraw.mouse.x_adjust, 0);
int y = max(lpMsg->pt.y - g_ddraw.mouse.y_adjust, 0);
if (g_config.adjmouse)
{
x = (DWORD)(roundf(x * g_ddraw.mouse.unscale_x));
y = (DWORD)(roundf(y * g_ddraw.mouse.unscale_y));
}
lpMsg->pt.x = min(x, g_ddraw.width - 1);
lpMsg->pt.y = min(y, g_ddraw.height - 1);
}
else
{
lpMsg->pt.x = InterlockedExchangeAdd((LONG*)&g_ddraw.cursor.x, 0);
lpMsg->pt.y = InterlockedExchangeAdd((LONG*)&g_ddraw.cursor.y, 0);
}
if (g_config.hook_peekmessage)
{
HandleMessage(lpMsg, hWnd, wMsgFilterMin, wMsgFilterMax);
}
}
return result;
return real_PeekMessageA(lpMsg, hWnd, wMsgFilterMin, wMsgFilterMax, wRemoveMsg);
}
BOOL WINAPI fake_GetWindowPlacement(HWND hWnd, WINDOWPLACEMENT* lpwndpl)

94
src/wndproc.c
View File

@ -22,7 +22,7 @@ LRESULT CALLBACK fake_WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam
if (uMsg != WM_MOUSEMOVE && uMsg != WM_NCMOUSEMOVE && uMsg != WM_NCHITTEST && uMsg != WM_SETCURSOR &&
uMsg != WM_KEYUP && uMsg != WM_KEYDOWN && uMsg != WM_CHAR && uMsg != WM_DEADCHAR && uMsg != WM_INPUT &&
uMsg != WM_UNICHAR && uMsg != WM_IME_CHAR && uMsg != WM_IME_KEYDOWN && uMsg != WM_IME_KEYUP && uMsg != WM_TIMER &&
uMsg != WM_D3D9DEVICELOST)
uMsg != WM_D3D9DEVICELOST && uMsg != WM_NULL)
{
TRACE(
" uMsg = %s (%d), wParam = %08X (%d), lParam = %08X (%d, LO=%d HI=%d)\n",
@ -42,6 +42,7 @@ LRESULT CALLBACK fake_WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam
switch (uMsg)
{
case WM_NULL:
case WM_MOVING:
case WM_NCLBUTTONDOWN:
case WM_NCLBUTTONUP:
@ -780,97 +781,6 @@ LRESULT CALLBACK fake_WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam
{
break;
}
/* button up messages reactivate cursor lock */
case WM_LBUTTONUP:
case WM_RBUTTONUP:
case WM_MBUTTONUP:
{
if (!g_config.devmode && !g_mouse_locked)
{
int x = GET_X_LPARAM(lParam);
int y = GET_Y_LPARAM(lParam);
if (x > g_ddraw.render.viewport.x + g_ddraw.render.viewport.width ||
x < g_ddraw.render.viewport.x ||
y > g_ddraw.render.viewport.y + g_ddraw.render.viewport.height ||
y < g_ddraw.render.viewport.y)
{
x = g_ddraw.width / 2;
y = g_ddraw.height / 2;
}
else
{
x = (DWORD)((x - g_ddraw.render.viewport.x) * g_ddraw.mouse.unscale_x);
y = (DWORD)((y - g_ddraw.render.viewport.y) * g_ddraw.mouse.unscale_y);
}
x = min(x, g_ddraw.width - 1);
y = min(y, g_ddraw.height - 1);
InterlockedExchange((LONG*)&g_ddraw.cursor.x, x);
InterlockedExchange((LONG*)&g_ddraw.cursor.y, y);
mouse_lock();
return 0;
}
/* fall through for lParam */
}
/* down messages are ignored if we have no cursor lock */
case WM_XBUTTONDBLCLK:
case WM_XBUTTONDOWN:
case WM_XBUTTONUP:
case WM_MOUSEWHEEL:
case WM_MOUSEHOVER:
case WM_LBUTTONDBLCLK:
case WM_MBUTTONDBLCLK:
case WM_RBUTTONDBLCLK:
case WM_LBUTTONDOWN:
case WM_RBUTTONDOWN:
case WM_MBUTTONDOWN:
case WM_MOUSEMOVE:
{
if (!g_config.devmode && !g_mouse_locked)
{
return 0;
}
if (uMsg == WM_MOUSEWHEEL)
{
POINT pt = { GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam) };
real_ScreenToClient(g_ddraw.hwnd, &pt);
lParam = MAKELPARAM(pt.x, pt.y);
}
int x = max(GET_X_LPARAM(lParam) - g_ddraw.mouse.x_adjust, 0);
int y = max(GET_Y_LPARAM(lParam) - g_ddraw.mouse.y_adjust, 0);
if (g_config.adjmouse)
{
if (g_config.vhack && !g_config.devmode)
{
POINT pt = { 0, 0 };
fake_GetCursorPos(&pt);
x = pt.x;
y = pt.y;
}
else
{
x = (DWORD)(roundf(x * g_ddraw.mouse.unscale_x));
y = (DWORD)(roundf(y * g_ddraw.mouse.unscale_y));
}
}
x = min(x, g_ddraw.width - 1);
y = min(y, g_ddraw.height - 1);
InterlockedExchange((LONG*)&g_ddraw.cursor.x, x);
InterlockedExchange((LONG*)&g_ddraw.cursor.y, y);
lParam = MAKELPARAM(x, y);
break;
}
case WM_PARENTNOTIFY:
{
switch (LOWORD(wParam))