#ifndef LWIP_HDR_LWIPOPTS_MEMBRANE_H
#define LWIP_HDR_LWIPOPTS_MEMBRANE_H

// 1. Run in the App's Thread
#define NO_SYS                  1
#define LWIP_TIMERS             1

// 2. Use the App's Heap (Polkadot has a heap!)
#define MEM_LIBC_MALLOC         1
#define MEMP_MEM_MALLOC         1
#define MEM_ALIGNMENT           64

// 3. Performance (Fast Path)
#define TCP_MSS                 1460
#define TCP_WND                 (16 * TCP_MSS) // Larger window for high throughput
#define LWIP_TCP_KEEPALIVE      1

// 4. Disable System Features
#define LWIP_NETCONN            0 // We use Raw API
#define LWIP_SOCKET             0 // We implement our own Shim
#define LWIP_STATS              0 // Save cycles

#endif