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在NT系统里,一个进程只允许对本身内存和共享内存进行读写(如果说错了请告诉我)
% i, L: e3 p2 l, m: m. T! m9 h但经过处理后,我们可以访问安全级别不是很高的进程内存。
" z! }% A8 u" R5 z- C& i3 O我们在OpenProcess时,如果能取得它的PROCESS_VM_READ、PROCESS_VM_WRITE和PROCESS_VM_OPERATION权限,那就好办了。
! M5 ?( V# o$ h' J ?2 R1 c下面是我编的一个自动扫雷程序的核心代码,它从扫雷程序的内存中读取地雷的分布情况,再通过模拟鼠标点击来扫雷
8 k# T7 O. r; j X/ K0 ^) g d$ R注意,这儿地雷在内存中的分布,是在中文XP下跟踪所得,不知道在其它系统上是不是一样的。( {; ?6 D6 j" ?/ {; U+ _1 B
HWND hwnd;
A% R/ N3 ^% {- y# @5 J HANDLE hProcess = NULL;
+ Z. |% D- g6 {( G DWORD id;
/ X( q' C0 ]- U BYTE tmpValue;
: N; R0 E( V* q DWORD bytes;4 |# H6 g* K" k/ ^2 v$ i3 R# v
CPoint point;6 l+ R& g/ t( b! s! Y$ @
CRect rect;" E0 r- ]' C9 }) u* }1 a3 l4 d
int intWidth, intHeight, i, j;
; O1 A1 y' z0 i6 n1 L //找到扫雷游戏的窗口,如果找不到,就出错。# Z% p! E) |7 ]+ @' {' V
hwnd = ::FindWindow(NULL, "扫雷");
! w( o& ^$ H$ I9 N0 A5 B4 U( K if (!hwnd)
5 o4 ]" N, y% v- p1 C {
6 q$ S& i1 G3 h* R. j( E2 q3 x5 F MessageBox("没有找到扫雷游戏", NULL, MB_OK|MB_ICONINFORMATION);, e2 `* D8 A2 a
return;: u Y* g# i' F6 z7 a0 x! c& q
}
3 N' H; A+ e A$ H' B( m //从窗口ID得到它的进程ID
9 T/ V) F/ q6 E! S% D# y ::GetWindowThreadProcessId(hwnd, &id);5 W0 {6 E, u8 t, \* K' a
//得到它的进程句柄# W3 n+ O s, J. f
hProcess = ::OpenProcess(STANDARD_RIGHTS_REQUIRED|
! M& \2 r+ [' W/ } {$ N% ?. W PROCESS_VM_READ|
6 T5 L0 l- A7 {+ h0 z! ~ PROCESS_VM_WRITE|9 y5 a6 w! R0 K4 i( ]+ ? |: N
PROCESS_VM_OPERATION, FALSE, id);4 M9 a* X2 [4 K- `' J; w9 W4 ?
//检查雷区的区域
6 J- c w' h5 d$ C7 v% l- r ::ReadProcessMemory(hProcess, (void *)0x01005334, (void *)&tmpValue, 1, &bytes); K b5 E* V/ b. N$ u. i
intWidth = tmpValue;
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::ReadProcessMemory(hProcess, (void *)0x01005338, (void *)&tmpValue, 1, &bytes);8 t9 x- n9 ~$ l: B0 b! Z ~2 ~
intHeight = tmpValue; r7 j3 m, D( e2 l6 D: ^
::SetForegroundWindow(hwnd);
8 ]+ R! J, C# J+ Q$ q, H- a( L" x6 v ::GetWindowRect(hwnd, &rect);
' C: M [5 p V& w$ l; L ::SetWindowPos(hwnd, HWND_TOP, rect.left, rect.top, 0, 0, SWP_NOSIZE);
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. [/ V8 J) H0 _' L for (i = 1; i <= intHeight; i ++)1 z9 P) Y, Q" }1 _9 Y1 M, i1 u
{
! r7 {% m: r$ h1 E5 h7 ?! { for (j = 1; j <= intWidth; j ++); i* Q8 L3 ?# m" ?5 c/ N5 b# v. m
{
, ]9 s1 g# _! I* T2 V" D6 ~# w ::ReadProcessMemory(hProcess, (void *)(0x01005340 + i * 32 + j)," d. X+ @* W( D9 H& A5 Q
(void *)&tmpValue, 1, &bytes);
8 g" ^( w+ n) E7 i5 E if ((tmpValue & 0x80) != 0x80)
; l0 y1 a% O5 y+ u- Y0 P {
' K/ N1 ^% X8 n0 j7 d! ~ point.x = 7 + j * 16 + rect.left;2 l) E) O; m. g& B
point.y = 96 + i * 16 + rect.top;: }% y6 p" a- d0 I8 j$ u0 J& {
::SetCursorPos(point.x, point.y);& U' V9 x" R7 [% v! z' k8 U
mouse_event(MOUSEEVENTF_LEFTDOWN, point.x, point.y, 0, 0);
- w' R0 P) {" U6 Z+ t- G mouse_event(MOUSEEVENTF_LEFTUP, point.x, point.y, 0, 0);
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::CloseHandle(hProcess); |
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