PAL_NORETURN
void SEHRaiseException(CPalThread *pthrCurrent,
PEXCEPTION_POINTERS lpExceptionPointers,
int signal_code)
{
throw PAL_SEHException(lpExceptionPointers->ExceptionRecord, lpExceptionPointers->ContextRecord);
}
static void
RtlpRaiseException(EXCEPTION_RECORD *ExceptionRecord)
{
// Capture the context of RtlpRaiseException.
CONTEXT ContextRecord;
ZeroMemory(&ContextRecord, sizeof(CONTEXT));
ContextRecord.ContextFlags = CONTEXT_FULL;
CONTEXT_CaptureContext(&ContextRecord);
// Find the caller of RtlpRaiseException.
PAL_VirtualUnwind(&ContextRecord, NULL);
// The frame we're looking at now is RaiseException. We have to unwind one
// level further to get the actual context user code could be resumed at.
PAL_VirtualUnwind(&ContextRecord, NULL);
#if defined(_X86_)
ExceptionRecord->ExceptionAddress = (void *) ContextRecord.Eip;
#elif defined(_AMD64_)
ExceptionRecord->ExceptionAddress = (void *) ContextRecord.Rip;
#elif defined(_ARM_) || defined(_ARM64_)
ExceptionRecord->ExceptionAddress = (void *) ContextRecord.Pc;
#else
#error unsupported architecture
#endif
throw PAL_SEHException(ExceptionRecord, &ContextRecord);
}
static void FailingFunction(volatile int *p)
{
if (p == NULL)
{
throw PAL_SEHException();
}
*p = 1; // Causes an access violation exception
}
static void
RtlpRaiseException(EXCEPTION_RECORD *ExceptionRecord, CONTEXT *ContextRecord)
{
throw PAL_SEHException(ExceptionRecord, ContextRecord);
}
