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add IPv4 & IPv6 frag reassemble test case

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This commit is contained in:
luwenpeng
2024-02-23 18:19:52 +08:00
parent 5cd0571b4d
commit 2e748e0821
12 changed files with 1462 additions and 328 deletions
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53
src/packet/ipv6_utils.h
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@@ -100,8 +100,6 @@ static inline struct ip6_frag *ipv6_hdr_get_frag_ext(const struct ip6_hdr *hdr)
return (struct ip6_frag *)((char *)hdr + sizeof(struct ip6_hdr));
}
// TODO IPv6 extension headers
/******************************************************************************
* set
******************************************************************************/
@@ -146,7 +144,56 @@ static inline void ipv6_hdr_set_dst_in6_addr(struct ip6_hdr *hdr, struct in6_add
hdr->ip6_dst = dst_addr;
}
// TODO IPv6 extension headers
/******************************************************************************
* IPv6 frag extension headers
******************************************************************************/
static inline uint8_t ipv6_frag_get_next_header(const struct ip6_frag *frag)
{
return frag->ip6f_nxt;
}
static inline uint16_t ipv6_frag_get_offset(const struct ip6_frag *frag)
{
return ntohs(frag->ip6f_offlg & IP6F_OFF_MASK);
}
static inline uint32_t ipv6_frag_get_ident(const struct ip6_frag *frag)
{
return ntohl(frag->ip6f_ident);
}
static inline bool ipv6_frag_get_more(const struct ip6_frag *frag)
{
return (frag->ip6f_offlg & IP6F_MORE_FRAG);
}
static inline void ipv6_frag_set_next_header(struct ip6_frag *frag, uint8_t next_header)
{
frag->ip6f_nxt = next_header;
}
static inline void ipv6_frag_set_offset(struct ip6_frag *frag, uint16_t offset)
{
frag->ip6f_offlg = (frag->ip6f_offlg & ~IP6F_OFF_MASK) | htons(offset);
}
static inline void ipv6_frag_set_ident(struct ip6_frag *frag, uint32_t ident)
{
frag->ip6f_ident = htonl(ident);
}
static inline void ipv6_frag_set_more(struct ip6_frag *frag, bool more)
{
if (more)
{
frag->ip6f_offlg |= IP6F_MORE_FRAG;
}
else
{
frag->ip6f_offlg &= ~IP6F_MORE_FRAG;
}
}
#ifdef __cpluscplus
}