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6loWPAN: Fix more configuration related issues detected by addition of 6loWPAN

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This commit is contained in:
Gregory Nutt
2017-03-31 12:06:21 -06:00
parent eb446d5261
commit 85e1d15835
4 changed files with 121 additions and 18 deletions
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include/nuttx/net/netconfig.h
+102 -15
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@@ -226,6 +226,12 @@
# define MIN_NET_DEV_MTU CONFIG_NET_6LOWPAN_MTU
# define MAX_NET_DEV_MTU CONFIG_NET_6LOWPAN_MTU
/* For the IEEE802.15.4 MAC device, we will use the packet MTU
* (which is probably much larger than the IEEE802.15.4 fram size)
*/
# define NET_LO_MTU MAX_NET_DEV_MTU
#else
/* Perhaps only Unix domain sockets or the loopback device */
@@ -418,24 +424,105 @@
* the minimum MSS for that case.
*/
#define TCP_MSS(d,h) (NET_DEV_MTU(d) - NET_LL_HDRLEN(d) - TCP_HDRLEN - (h))
#define LO_TCP_MSS(h) (NET_LO_MTU - (h))
#define TCP_MSS(d,h) (NET_DEV_MTU(d) - NET_LL_HDRLEN(d) - TCP_HDRLEN - (h))
#define LO_TCP_MSS(h) (NET_LO_MTU - (h))
/* If Ethernet is supported, then it will have the smaller MSS */
#if defined(CONFIG_NET_SLIP)
# define SLIP_TCP_MSS(h) (CONFIG_NET_SLIP_MTU - (h))
# define __MIN_TCP_MSS(h) SLIP_TCP_MSS(h)
#elif defined(CONFIG_NET_LOOPBACK)
# define LO_TCP_MSS(h) (NET_LO_MTU - (h))
# define __MIN_TCP_MSS(h) LO_TCP_MSS(h)
#endif
/* Get the smallest and largest */
#ifdef CONFIG_NET_ETHERNET
# define ETH_TCP_MSS(h) (CONFIG_NET_ETH_MTU - ETH_HDRLEN - (h))
# undef __MIN_TCP_MSS
# define __MIN_TCP_MSS(h) ETH_TCP_MSS(h)
# define __MAX_TCP_MSS(h) ETH_TCP_MSS(h)
# define ETH_TCP_MSS(h) (CONFIG_NET_ETH_MTU - ETH_HDRLEN - (h))
# ifndef CONFIG_NET_MULTILINK
# define __MIN_TCP_MSS(h) ETH_TCP_MSS(h)
# define __MAX_TCP_MSS(h) ETH_TCP_MSS(h)
# endif
#endif
#ifdef CONFIG_NET_6LOWPAN
# define IEEE802154_TCP_MSS(h) CONFIG_NET_6LOWPAN_MAXPAYLOAD
# ifndef CONFIG_NET_MULTILINK
# define __MIN_TCP_MSS(h) IEEE802154_TCP_MSS(h)
# define __MAX_TCP_MSS(h) IEEE802154_TCP_MSS(h)
# endif
#endif
#ifdef CONFIG_NET_LOOPBACK
# define LO_TCP_MSS(h) (NET_LO_MTU - (h))
# ifndef CONFIG_NET_MULTILINK
# define __MIN_TCP_MSS(h) LO_TCP_MSS(h)
# define __MAX_TCP_MSS(h) LO_TCP_MSS(h)
# endif
#endif
#ifdef CONFIG_NET_SLIP
# define SLIP_TCP_MSS(h) (CONFIG_NET_SLIP_MTU - (h))
# ifndef CONFIG_NET_MULTILINK
# define __MIN_TCP_MSS(h) SLIP_TCP_MSS(h)
# define __MAX_TCP_MSS(h) SLIP_TCP_MSS(h)
# endif
#endif
#ifdef CONFIG_NET_MULTILINK
# undef __LAST_MIN_TCP_MSS
# undef __LAST_MAX_TCP_MSS
# ifdef CONFIG_NET_ETHERNET
# ifdef __LAST_MIN_TCP_MSS
# define __MIN_TCP_MSS(h) MIN(ETH_TCP_MSS(h),__LAST_MIN_TCP_MSS(h))
# define __MAX_TCP_MSS(h) MAX(ETH_TCP_MSS(h),__LAST_MAX_TCP_MSS(h))
# else
# define __MIN_TCP_MSS(h) ETH_TCP_MSS(h)
# define __MAX_TCP_MSS(h) ETH_TCP_MSS(h)
# endif
# undef __LAST_MIN_TCP_MSS
# undef __LAST_MAX_TCP_MSS
# define __LAST_MIN_TCP_MSS(h) __MIN_TCP_MSS(h)
# define __LAST_MAX_TCP_MSS(h) __MAX_TCP_MSS(h)
# endif
# ifdef CONFIG_NET_6LOWPAN
# ifdef __LAST_MIN_TCP_MSS
# define __MIN_TCP_MSS(h) MIN(IEEE802154_TCP_MSS(h),__LAST_MIN_TCP_MSS(h))
# define __MAX_TCP_MSS(h) MAX(IEEE802154_TCP_MSS(h),__LAST_MAX_TCP_MSS(h))
# else
# define __MIN_TCP_MSS(h) IEEE802154_TCP_MSS(h)
# define __MAX_TCP_MSS(h) IEEE802154_TCP_MSS(h)
# endif
# undef __LAST_MIN_TCP_MSS
# undef __LAST_MAX_TCP_MSS
# define __LAST_MIN_TCP_MSS(h) __MIN_TCP_MSS(h)
# define __LAST_MAX_TCP_MSS(h) __MAX_TCP_MSS(h)
# endif
# ifdef CONFIG_NET_LOOPBACK
# ifdef __LAST_MIN_TCP_MSS
# define __MIN_TCP_MSS(h) MIN(LO_TCP_MSS(h),__LAST_MIN_TCP_MSS(h))
# define __MAX_TCP_MSS(h) MAX(LO_TCP_MSS(h),__LAST_MAX_TCP_MSS(h))
# else
# define __MIN_TCP_MSS(h) LO_TCP_MSS(h)
# define __MAX_TCP_MSS(h) LO_TCP_MSS(h)
# endif
# undef __LAST_MIN_TCP_MSS
# undef __LAST_MAX_TCP_MSS
# define __LAST_MIN_TCP_MSS(h) __MIN_TCP_MSS(h)
# define __LAST_MAX_TCP_MSS(h) __MAX_TCP_MSS(h)
# endif
# ifdef CONFIG_NET_SLIP
# ifdef __LAST_MIN_TCP_MSS
# define __MIN_TCP_MSS(h) MIN(SLIP_TCP_MSS(h),__LAST_MIN_TCP_MSS(h))
# define __MAX_TCP_MSS(h) MAX(SLIP_TCP_MSS(h),__LAST_MAX_TCP_MSS(h))
# else
# define __MIN_TCP_MSS(h) SLIP_TCP_MSS(h)
# define __MAX_TCP_MSS(h) SLIP_TCP_MSS(h)
# endif
# undef __LAST_MIN_TCP_MSS
# undef __LAST_MAX_TCP_MSS
# define __LAST_MIN_TCP_MSS(h) __MIN_TCP_MSS(h)
# define __LAST_MAX_TCP_MSS(h) __MAX_TCP_MSS(h)
# endif
# undef __LAST_MIN_TCP_MSS
# undef __LAST_MAX_TCP_MSS
#endif
/* If SLIP is supported, then it will have the larger MSS */