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use std::net::IpAddr;
use ipnetwork::IpNetwork;
use crate::decode::Decode;
use crate::encode::{Encode, IsNull};
use crate::error::BoxDynError;
use crate::postgres::{PgArgumentBuffer, PgHasArrayType, PgTypeInfo, PgValueRef, Postgres};
use crate::types::Type;
impl Type<Postgres> for IpAddr
where
IpNetwork: Type<Postgres>,
{
fn type_info() -> PgTypeInfo {
IpNetwork::type_info()
}
fn compatible(ty: &PgTypeInfo) -> bool {
IpNetwork::compatible(ty)
}
}
impl PgHasArrayType for IpAddr {
fn array_type_info() -> PgTypeInfo {
<IpNetwork as PgHasArrayType>::array_type_info()
}
fn array_compatible(ty: &PgTypeInfo) -> bool {
<IpNetwork as PgHasArrayType>::array_compatible(ty)
}
}
impl<'db> Encode<'db, Postgres> for IpAddr
where
IpNetwork: Encode<'db, Postgres>,
{
fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull {
IpNetwork::from(*self).encode_by_ref(buf)
}
fn size_hint(&self) -> usize {
IpNetwork::from(*self).size_hint()
}
}
impl<'db> Decode<'db, Postgres> for IpAddr
where
IpNetwork: Decode<'db, Postgres>,
{
fn decode(value: PgValueRef<'db>) -> Result<Self, BoxDynError> {
let ipnetwork = IpNetwork::decode(value)?;
if ipnetwork.is_ipv4() && ipnetwork.prefix() != 32
|| ipnetwork.is_ipv6() && ipnetwork.prefix() != 128
{
Err("lossy decode from inet/cidr")?
}
Ok(ipnetwork.ip())
}
}