<dec f='src/src/sys/netinet/tcp_var.h' l='1008' type='int tcp_input_checksum(int , struct mbuf * , const struct tcphdr * , int , int , int )'/>
<def f='src/src/sys/netinet/tcp_input.c' l='893' ll='998' type='int tcp_input_checksum(int af, struct mbuf * m, const struct tcphdr * th, int toff, int off, int tlen)'/>
<use f='src/src/sys/netinet/tcp_input.c' l='1421' u='c' c='tcp_input'/>
<use f='src/src/sys/netinet/tcp_input.c' l='1559' u='c' c='tcp_input'/>
<doc f='src/src/sys/netinet/tcp_input.c' l='890'>/*
 * Checksum extended TCP header and data.
 */</doc>
