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support "any" coercions for "-O gen-C++"

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This commit is contained in:
Vern Paxson 2021-06-02 15:58:16 -07:00
parent 7a96d2fa61
commit 47783cb9fd
3 changed files with 43 additions and 0 deletions
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19
src/script_opt/CPP/RuntimeOps.cc
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@ -75,6 +75,25 @@ ValPtr cast_value_to_type__CPP(const ValPtr& v, const TypePtr& t)
return result;
}
ValPtr from_any__CPP(const ValPtr& v, const TypePtr& t)
{
auto vt = v->GetType()->Tag();
if ( vt != t->Tag() && vt != TYPE_ERROR )
reporter->CPPRuntimeError("incompatible \"any\" type (%s vs. %s)",
type_name(vt), type_name(t->Tag()));
return v;
}
ValPtr from_any_vec__CPP(const ValPtr& v, const TypePtr& t)
{
if ( ! v->AsVectorVal()->Concretize(t) )
reporter->CPPRuntimeError("incompatible \"vector of any\" type");
return v;
}
SubNetValPtr addr_mask__CPP(const IPAddr& a, uint32_t mask)
{
if ( a.GetFamily() == IPv4 )