diff options
Diffstat (limited to 'include/net/6lowpan.h')
| -rw-r--r-- | include/net/6lowpan.h | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/include/net/6lowpan.h b/include/net/6lowpan.h index 79b530fb2c4d..d184df1d0d41 100644 --- a/include/net/6lowpan.h +++ b/include/net/6lowpan.h @@ -75,20 +75,6 @@ (((a)->s6_addr[14]) == (m)[6]) && \ (((a)->s6_addr[15]) == (m)[7])) -/* ipv6 address is unspecified */ -#define is_addr_unspecified(a) \ - ((((a)->s6_addr32[0]) == 0) && \ - (((a)->s6_addr32[1]) == 0) && \ - (((a)->s6_addr32[2]) == 0) && \ - (((a)->s6_addr32[3]) == 0)) - -/* compare ipv6 addresses prefixes */ -#define ipaddr_prefixcmp(addr1, addr2, length) \ - (memcmp(addr1, addr2, length >> 3) == 0) - -/* local link, i.e. FE80::/10 */ -#define is_addr_link_local(a) (((a)->s6_addr16[0]) == htons(0xFE80)) - /* * check whether we can compress the IID to 16 bits, * it's possible for unicast adresses with first 49 bits are zero only. @@ -100,22 +86,8 @@ (((a)->s6_addr[12]) == 0xfe) && \ (((a)->s6_addr[13]) == 0)) -/* multicast address */ -#define is_addr_mcast(a) (((a)->s6_addr[0]) == 0xFF) - /* check whether the 112-bit gid of the multicast address is mappable to: */ -/* 9 bits, for FF02::1 (all nodes) and FF02::2 (all routers) addresses only. */ -#define lowpan_is_mcast_addr_compressable(a) \ - ((((a)->s6_addr16[1]) == 0) && \ - (((a)->s6_addr16[2]) == 0) && \ - (((a)->s6_addr16[3]) == 0) && \ - (((a)->s6_addr16[4]) == 0) && \ - (((a)->s6_addr16[5]) == 0) && \ - (((a)->s6_addr16[6]) == 0) && \ - (((a)->s6_addr[14]) == 0) && \ - ((((a)->s6_addr[15]) == 1) || (((a)->s6_addr[15]) == 2))) - /* 48 bits, FFXX::00XX:XXXX:XXXX */ #define lowpan_is_mcast_addr_compressable48(a) \ ((((a)->s6_addr16[1]) == 0) && \ @@ -168,17 +140,6 @@ #define LOWPAN_FRAGN_HEAD_SIZE 0x5 /* - * According IEEE802.15.4 standard: - * - MTU is 127 octets - * - maximum MHR size is 37 octets - * - MFR size is 2 octets - * - * so minimal payload size that we may guarantee is: - * MTU - MHR - MFR = 88 octets - */ -#define LOWPAN_FRAG_SIZE 88 - -/* * Values of fields within the IPHC encoding first byte * (C stands for compressed and I for inline) */ @@ -279,17 +240,6 @@ static inline int lowpan_fetch_skb_u8(struct sk_buff *skb, u8 *val) return 0; } -static inline int lowpan_fetch_skb_u16(struct sk_buff *skb, u16 *val) -{ - if (unlikely(!pskb_may_pull(skb, 2))) - return -EINVAL; - - *val = (skb->data[0] << 8) | skb->data[1]; - skb_pull(skb, 2); - - return 0; -} - static inline bool lowpan_fetch_skb(struct sk_buff *skb, void *data, const unsigned int len) { |