zeek/src/Overflow.h
2021-09-16 15:35:39 -07:00

32 lines
663 B
C++

// See the file "COPYING" in the main distribution directory for copyright.
#pragma once
#include "zeek/Type.h"
namespace zeek::detail
{
inline bool double_to_count_would_overflow(double v)
{
return v < 0.0 || v > static_cast<double>(UINT64_MAX);
}
inline bool int_to_count_would_overflow(bro_int_t v)
{
return v < 0.0;
}
inline bool double_to_int_would_overflow(double v)
{
return v < static_cast<double>(INT64_MIN) || v > static_cast<double>(INT64_MAX);
}
inline bool count_to_int_would_overflow(bro_uint_t v)
{
return v > INT64_MAX;
}
extern bool would_overflow(const zeek::Type* from_type, const zeek::Type* to_type, const Val* val);
}