wibo/dll/kernel32/ioapiset.cpp

45 lines
1.1 KiB
C++

#include "ioapiset.h"
#include "errors.h"
#include "synchapi.h"
namespace kernel32 {
BOOL WIN_FUNC GetOverlappedResult(HANDLE hFile, LPOVERLAPPED lpOverlapped, LPDWORD lpNumberOfBytesTransferred,
BOOL bWait) {
WIN_API_SEGMENT_GUARD();
DEBUG_LOG("GetOverlappedResult(%p, %p, %p, %d)\n", hFile, lpOverlapped, lpNumberOfBytesTransferred, bWait);
(void)hFile;
if (!lpOverlapped) {
wibo::lastError = ERROR_INVALID_PARAMETER;
return FALSE;
}
if (bWait && lpOverlapped->Internal == STATUS_PENDING && lpOverlapped->hEvent) {
WaitForSingleObject(lpOverlapped->hEvent, INFINITE);
}
const auto status = static_cast<NTSTATUS>(lpOverlapped->Internal);
if (status == STATUS_PENDING) {
wibo::lastError = ERROR_IO_INCOMPLETE;
return FALSE;
}
if (lpNumberOfBytesTransferred) {
*lpNumberOfBytesTransferred = static_cast<DWORD>(lpOverlapped->InternalHigh);
}
if (status == STATUS_SUCCESS) {
wibo::lastError = ERROR_SUCCESS;
return TRUE;
}
if (status == STATUS_END_OF_FILE) {
wibo::lastError = ERROR_HANDLE_EOF;
return FALSE;
}
wibo::lastError = status;
return FALSE;
}
} // namespace kernel32