reactos/include/ddk/fltsafe.h
Cameron Gutman c2d0d784c7 [USB-BRINGUP-TRUNK]
- Create a branch to do a proper merge of USB work from a trunk base instead of from cmake-bringup
- In the future, DO NOT under any circumstances branch another branch. This leads to merge problems!

svn path=/branches/usb-bringup-trunk/; revision=55018
2012-01-20 20:58:46 +00:00

14 lines
322 B
C

#if (NTDDI_VERSION >= NTDDI_WINXP)
struct FLOATSAFE {
KFLOATING_SAVE FloatSave;
NTSTATUS ntStatus;
FLOATSAFE::FLOATSAFE(void) {
ntStatus = KeSaveFloatingPointState(&FloatSave);
}
FLOATSAFE::~FLOATSAFE(void) {
if (NT_SUCCESS(ntStatus)) {
KeRestoreFloatingPointState(&FloatSave);
}
}
};
#endif