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Later, Jeffrey changed his mind. Apparently, GetCursorInfo exists but

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doesn't quite work on WinNT 4 earlier than SP6.  It works fine on
Windows 98 and Windows 2000.

I'm disabling it for now.  What's really needed is some kind of check
to see if GetCursorInfo is safe to call, or alternatively, GetCursor
or GetCursorPos could be used, according to Jeffrey.
This commit is contained in:
Richard Levitte 2000-09-15 11:33:14 +00:00
parent 1949e78336
commit 848f3d40c8
1 changed files with 13 additions and 1 deletions
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14
crypto/rand/rand_win.c
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@ -242,9 +242,11 @@ int RAND_poll(void)
{
GETCURSORINFO cursor;
GETFOREGROUNDWINDOW win;
GETQUEUESTATUS queue;
win = (GETFOREGROUNDWINDOW) GetProcAddress(user, "GetForegroundWindow");
cursor = (GETCURSORINFO) GetProcAddress(user, "GetCursorInfo");
queue = (GETQUEUESTATUS) GetProcAddress(user, "GetQueueStatus");
if (win)
{
@ -253,13 +255,23 @@ int RAND_poll(void)
RAND_add(&h, sizeof(h), 0);
}
#if 0
if (cursor)
{
/* cursor position */
PCURSORINFO p = (PCURSORINFO) buf;
p->cbSize = sizeof(CURSORINFO);
if (cursor(p))
RAND_add(p+sizeof(p->cbSize), p->cbSize-sizeof(p->cbSize), 0);
RAND_add(p+sizeof(p->cbSize),
p->cbSize-sizeof(p->cbSize), 0);
}
#endif
if (queue)
{
/* message queue status */
w = queue(QS_ALLEVENTS);
RAND_add(&w, sizeof(w), 0);
}
}