user_ip6_var.h File Reference

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Classes
struct	route_in6

Macros
#define	s6_addr8   __u6_addr.__u6_addr8
#define	s6_addr16   __u6_addr.__u6_addr16
#define	s6_addr32   __u6_addr.__u6_addr32
#define	IP6_EXTHDR_GET(val, typ, m, off, len)

Macro Definition Documentation

IP6_EXTHDR_GET

#define IP6_EXTHDR_GET	(		val,
			typ,
			m,
			off,
			len
	)

Value:

do {                                    \
    struct mbuf *t;                         \
    int tmp;                            \
    if ((m)->m_len >= (off) + (len))                \
        (val) = (typ)(mtod((m), caddr_t) + (off));      \
    else {                              \
        t = m_pulldown((m), (off), (len), &tmp);        \
        if (t) {                        \
            KASSERT(t->m_len >= tmp + (len),        \
                    ("m_pulldown malfunction"));        \
            (val) = (typ)(mtod(t, caddr_t) + tmp);      \
        } else {                        \
            (val) = (typ)NULL;              \
            (m) = NULL;                 \
        }                           \
    }                               \
} while (0)

s6_addr16

#define s6_addr16   __u6_addr.__u6_addr16

s6_addr32

#define s6_addr32   __u6_addr.__u6_addr32

s6_addr8

#define s6_addr8   __u6_addr.__u6_addr8