Linux Kernel Network Programming

Linux Kernel IPv4 stack packet fragmentation and defragmentation APIs

By thelinuxchannel October 15, 2023 #defragmentation APIs, #do_fragment, #ipv4 stack, #is_fragment, #kernel APIs, #Kernel Data Structures, #kernel module programming, #kernel network programming, #kernel programming, #Linux device drivers, #packet fragmentation

Linux Kernel IPv4 stack packet fragmentation and defragmentation APIs

Linux Kernel IPv4 stack packet fragmentation and defragmentation APIs

Refer:
int ip_local_deliver(struct sk_buff *skb)
static inline bool ip_is_fragment(const struct iphdr *iph)
int ip_defrag(struct net *net, struct sk_buff *skb, u32 user)
static int ip_finish_output(struct net *net, struct sock *sk, struct sk_buff *skb)
static int ip_fragment( .. ) – link1
static int ip_fragment( .. ) – link2
int ip_do_fragment( .. ) – link1
int ip_do_fragment( .. ) – link2

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By thelinuxchannel