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fix: resolve_hostname endianness on little-endian MIPS #21

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Merged
AndrewAltimit merged 1 commit into from
Mar 7, 2026
Merged

fix: resolve_hostname endianness on little-endian MIPS #21

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7 changes: 6 additions & 1 deletion psp/src/net.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -309,7 +309,12 @@ pub fn resolve_hostname(hostname: &[u8]) -> Result<Ipv4Addr, NetError> {
return Err(NetError(ret));
}

Ok(Ipv4Addr(addr.0.to_be_bytes()))
// sceNetResolverStartNtoA stores the IP in network byte order
// (big-endian) in memory. On little-endian MIPS, the u32 value has
// the bytes swapped relative to the in-memory layout. Use to_ne_bytes()
// to get the raw memory bytes (which are already in network order),
// not to_be_bytes() which would reverse them.
Ok(Ipv4Addr(addr.0.to_ne_bytes()))
}

fn make_sockaddr_in(addr: Ipv4Addr, port: u16) -> sys::sockaddr {
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