opt.h

来自「AMLOGIC DPF source code」· C头文件 代码 · 共 586 行 · 第 1/2 页

/* Controls if TCP should queue segments that arrive out of
   order. Define to 0 if your device is low on memory. */
#ifndef TCP_QUEUE_OOSEQ
#define TCP_QUEUE_OOSEQ                 1
#endif

/* TCP Maximum segment size. */
#ifndef TCP_MSS
#define TCP_MSS                         1460 /* A *very* conservative default. */
#endif

/* TCP sender buffer space (bytes). */
#ifndef TCP_SND_BUF
#define TCP_SND_BUF                     TCP_MSS
#endif

/* TCP sender buffer space (pbufs). This must be at least = 2 *
   TCP_SND_BUF/TCP_MSS for things to work. */
#ifndef TCP_SND_QUEUELEN
#define TCP_SND_QUEUELEN                4 * TCP_SND_BUF/TCP_MSS
#endif


/* Maximum number of retransmissions of data segments. */

/* Maximum number of retransmissions of SYN segments. */

/* TCP writable space (bytes). This must be less than or equal
   to TCP_SND_BUF. It is the amount of space which must be
   available in the tcp snd_buf for select to return writable */
#ifndef TCP_SNDLOWAT
#define TCP_SNDLOWAT                    TCP_SND_BUF/2
#endif

/* Support loop interface (127.0.0.1) */
#ifndef LWIP_HAVE_LOOPIF
#define LWIP_HAVE_LOOPIF		1
#endif

#ifndef LWIP_EVENT_API
#define LWIP_EVENT_API                  0
#define LWIP_CALLBACK_API               1
#else 
#define LWIP_EVENT_API                  1
#define LWIP_CALLBACK_API               0
#endif 

#ifndef LWIP_COMPAT_SOCKETS
#define LWIP_COMPAT_SOCKETS             0
#endif


#ifndef TCPIP_THREAD_PRIO
//#define TCPIP_THREAD_PRIO               1
#define TCPIP_THREAD_PRIO              7
#endif

#ifndef UPNP_EVENT_TASK_PRIO
#define UPNP_EVENT_TASK_PRIO  10
#endif

#ifndef NET_INPUT_TASK_PRIO
#define NET_INPUT_TASK_PRIO  7
#endif

#ifndef SLIPIF_THREAD_PRIO
#define SLIPIF_THREAD_PRIO              1
#endif

#ifndef PPP_THREAD_PRIO
#define PPP_THREAD_PRIO                 1
#endif

#ifndef ETHER_THREAD_PRIO
#define ETHER_THREAD_PRIO               1
#endif

#ifndef DEFAULT_THREAD_PRIO
#define DEFAULT_THREAD_PRIO             1
#endif


/* ---------- Socket Options ---------- */
/* Enable SO_REUSEADDR and SO_REUSEPORT options */ 
#ifndef SO_REUSE
# define SO_REUSE 0
#endif


/* ---------- Statistics options ---------- */
#ifndef LWIP_STATS
#ifdef AVOS
#define LWIP_STATS                      1
#endif
#endif

#if LWIP_STATS

#ifndef LWIP_STATS_DISPLAY
#define LWIP_STATS_DISPLAY 0
#endif

#ifndef LINK_STATS
#define LINK_STATS	1
#endif

#ifndef IP_STATS
#define IP_STATS	1
#endif

#ifndef IPFRAG_STATS
#define IPFRAG_STATS	1
#endif

#ifndef ICMP_STATS
#define ICMP_STATS	1
#endif

#ifndef UDP_STATS
#define UDP_STATS	1
#endif

#ifndef TCP_STATS
#define TCP_STATS	1
#endif

#ifndef MEM_STATS
#define MEM_STATS	1
#endif

#ifndef MEMP_STATS
#define MEMP_STATS	1
#endif

#ifndef PBUF_STATS
#define PBUF_STATS	1
#endif

#ifndef SYS_STATS
#define SYS_STATS	1
#endif

#ifndef RAW_STATS
#define RAW_STATS	0
#endif

#else

#define LINK_STATS	0
#define IP_STATS	0
#define IPFRAG_STATS	0
#define ICMP_STATS	0
#define UDP_STATS	0
#define TCP_STATS	0
#define MEM_STATS	0
#define MEMP_STATS	0
#define PBUF_STATS	0
#define SYS_STATS	0
#define RAW_STATS	0
#define LWIP_STATS_DISPLAY	0

#endif /* LWIP_STATS */

/* ---------- PPP options ---------- */

#ifndef PPP_SUPPORT
#define PPP_SUPPORT                     0      /* Set for PPP */
#endif

#if PPP_SUPPORT 

#define NUM_PPP                         1      /* Max PPP sessions. */



#ifndef PAP_SUPPORT
#define PAP_SUPPORT                     0      /* Set for PAP. */
#endif

#ifndef CHAP_SUPPORT
#define CHAP_SUPPORT                    0      /* Set for CHAP. */
#endif

#define MSCHAP_SUPPORT                  0      /* Set for MSCHAP (NOT FUNCTIONAL!) */
#define CBCP_SUPPORT                    0      /* Set for CBCP (NOT FUNCTIONAL!) */
#define CCP_SUPPORT                     0      /* Set for CCP (NOT FUNCTIONAL!) */

#ifndef VJ_SUPPORT
#define VJ_SUPPORT                      0      /* Set for VJ header compression. */
#endif

#ifndef MD5_SUPPORT
#define MD5_SUPPORT                     0      /* Set for MD5 (see also CHAP) */
#endif


/*
 * Timeouts.
 */
#define FSM_DEFTIMEOUT                  6       /* Timeout time in seconds */
#define FSM_DEFMAXTERMREQS              2       /* Maximum Terminate-Request transmissions */
#define FSM_DEFMAXCONFREQS              10      /* Maximum Configure-Request transmissions */
#define FSM_DEFMAXNAKLOOPS              5       /* Maximum number of nak loops */

#define UPAP_DEFTIMEOUT                 6       /* Timeout (seconds) for retransmitting req */
#define UPAP_DEFREQTIME                 30      /* Time to wait for auth-req from peer */

#define CHAP_DEFTIMEOUT                 6       /* Timeout time in seconds */
#define CHAP_DEFTRANSMITS               10      /* max # times to send challenge */


/* Interval in seconds between keepalive echo requests, 0 to disable. */
#if 1
#define LCP_ECHOINTERVAL                0
#else
#define LCP_ECHOINTERVAL                10
#endif

/* Number of unanswered echo requests before failure. */
#define LCP_MAXECHOFAILS                3

/* Max Xmit idle time (in jiffies) before resend flag char. */
#define PPP_MAXIDLEFLAG                 100

/*
 * Packet sizes
 *
 * Note - lcp shouldn't be allowed to negotiate stuff outside these
 *    limits.  See lcp.h in the pppd directory.
 * (XXX - these constants should simply be shared by lcp.c instead
 *    of living in lcp.h)
 */
#define PPP_MTU                         1500     /* Default MTU (size of Info field) */
#if 0
#define PPP_MAXMTU  65535 - (PPP_HDRLEN + PPP_FCSLEN)
#else
#define PPP_MAXMTU                      1500 /* Largest MTU we allow */
#endif
#define PPP_MINMTU                      64
#define PPP_MRU                         1500     /* default MRU = max length of info field */
#define PPP_MAXMRU                      1500     /* Largest MRU we allow */
#define PPP_DEFMRU                      296             /* Try for this */
#define PPP_MINMRU                      128             /* No MRUs below this */


#define MAXNAMELEN                      256     /* max length of hostname or name for auth */
#define MAXSECRETLEN                    256     /* max length of password or secret */

#endif /* PPP_SUPPORT */

/* checksum options - set to zero for hardware checksum support */

#ifndef CHECKSUM_GEN_IP
#define CHECKSUM_GEN_IP                 1
#endif
 
#ifndef CHECKSUM_GEN_UDP
#define CHECKSUM_GEN_UDP                1
#endif
 
#ifndef CHECKSUM_GEN_TCP
#define CHECKSUM_GEN_TCP                1
#endif
 
#ifndef CHECKSUM_CHECK_IP
#define CHECKSUM_CHECK_IP               1
#endif
 
#ifndef CHECKSUM_CHECK_UDP
#define CHECKSUM_CHECK_UDP              1
#endif

#ifndef CHECKSUM_CHECK_TCP
#define CHECKSUM_CHECK_TCP              0
#endif

/* Debugging options all default to off */

#ifndef DBG_TYPES_ON
#define DBG_TYPES_ON                    0
#endif


#ifndef DBG_MIN_LEVEL
#define DBG_MIN_LEVEL                   DBG_LEVEL_OFF
#endif

#endif /* __LWIP_OPT_H__ */