112 lines
3.7 KiB
C
112 lines
3.7 KiB
C
/**
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* @file lwipopts.h
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* @brief lwIP Configuration for NexusOS Membrane
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*/
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#ifndef LWIP_LWIPOPTS_H
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#define LWIP_LWIPOPTS_H
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// --- LwIP Debug Constants (Needed before opt.h defines them) ---
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#define LWIP_DBG_ON 0x80U
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#define LWIP_DBG_OFF 0x00U
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#define LWIP_DBG_TRACE 0x40U
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#define LWIP_DBG_STATE 0x20U
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#define LWIP_DBG_FRESH 0x10U
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#define LWIP_DBG_HALT 0x08U
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#define NO_SYS 1
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#define LWIP_SOCKET 0
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#define LWIP_NETCONN 0
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// DHCP Support
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#define LWIP_DHCP 1
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#define LWIP_ACD 0
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#define LWIP_DHCP_DOES_ACD_CHECK 0
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#define LWIP_AUTOIP 0
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#define LWIP_UDP 1
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#define LWIP_NETIF_HOSTNAME 1
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#define LWIP_RAW 1
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// DNS & TCP
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#define LWIP_DNS 1
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#define DNS_TABLE_SIZE 4
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#define DNS_MAX_NAME_LENGTH 256
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#define LWIP_TCP 1
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#define TCP_MSS 1460
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#define TCP_WND (4 * TCP_MSS)
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#define TCP_SND_BUF (4 * TCP_MSS)
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// Performance & Memory: Tank Mode (Unified Heap)
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#define MEM_LIBC_MALLOC 1
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#define MEMP_MEM_MALLOC 1
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#define MEM_ALIGNMENT 8
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#define SYS_LIGHTWEIGHT_PROT 0 // Hephaestus: Disable in NO_SYS mode
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#define MEM_SIZE (2 * 1024 * 1024)
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#define MEMP_NUM_PBUF 128
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#define MEMP_NUM_UDP_PCB 32
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#define MEMP_NUM_TCP_PCB 16
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#define PBUF_POOL_SIZE 128
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#define MEMP_NUM_SYS_TIMEOUT 64
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// DECISION(DNS): Disable DNS Secure Randomization (random source ports/XID)
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// This forces dns_enqueue() to use dns_pcbs[0] directly instead of calling
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// dns_alloc_pcb() which was failing with ERR_MEM due to dynamic allocation.
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// Our net_glue.nim injects dns_pcbs[0] explicitly - this ensures it's used.
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#define LWIP_DNS_SECURE 0
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// Network Interface
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#define LWIP_ETHERNET 1
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#define LWIP_ARP 1
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#define LWIP_TIMERS 1
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#define ETHARP_SUPPORT_VLAN 0
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// Checksum Configuration
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// CHECK disabled (don't validate incoming - helps debug)
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// GEN enabled (QEMU user-mode networking requires valid checksums)
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#define CHECKSUM_CHECK_UDP 0
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#define CHECKSUM_CHECK_TCP 0
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#define CHECKSUM_CHECK_IP 0
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#define CHECKSUM_CHECK_ICMP 0
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#define CHECKSUM_GEN_UDP 1
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#define CHECKSUM_GEN_TCP 1
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#define CHECKSUM_GEN_IP 1
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#define CHECKSUM_GEN_ICMP 1
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// Loopback Support
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#define LWIP_HAVE_LOOPIF 1
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#define LWIP_NETIF_LOOPBACK 1
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#define LWIP_LOOPBACK_MAX_PBUFS 8
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// Debugging (Loud Mode)
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#define LWIP_DEBUG 1
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#define LWIP_PLATFORM_DIAG(x) lwip_platform_diag x
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extern int printf(const char *format, ...);
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#define LWIP_ASSERT(message, assertion) do { if(!(assertion)) { \
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printf("\n[LwIP ASSERT] %s\n", message); \
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while(1); \
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}} while(0)
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#define DHCP_DEBUG (LWIP_DBG_ON | LWIP_DBG_TRACE | LWIP_DBG_STATE)
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#define UDP_DEBUG (LWIP_DBG_ON | LWIP_DBG_TRACE)
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#define NETIF_DEBUG (LWIP_DBG_ON | LWIP_DBG_TRACE | LWIP_DBG_STATE)
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#define IP_DEBUG (LWIP_DBG_ON | LWIP_DBG_TRACE)
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#define ICMP_DEBUG (LWIP_DBG_ON | LWIP_DBG_TRACE)
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#define LWIP_STATS 0
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#define MEMP_STATS 0
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#define SYS_STATS 0
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#define MEM_STATS 0
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#define MEMP_DEBUG (LWIP_DBG_ON | LWIP_DBG_TRACE)
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#define ETHERNET_DEBUG (LWIP_DBG_ON | LWIP_DBG_TRACE)
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#define ETHARP_DEBUG (LWIP_DBG_ON | LWIP_DBG_TRACE)
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#define DNS_DEBUG (LWIP_DBG_ON | LWIP_DBG_TRACE | LWIP_DBG_STATE)
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#define LWIP_DBG_MIN_LEVEL 0
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#define LWIP_DBG_TYPES_ON 0xFFU
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// Endianness
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#undef BYTE_ORDER
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#define BYTE_ORDER 1234
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#endif
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