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net: Consolidate UDP header functions

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Make it possible to add TCP versions of the same, while reusing
IP portions. This patch should not change any behavior.

Signed-off-by: Duncan Hare <DH@Synoia.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Duncan Hare
2018-06-24 15:40:41 -07:00
committed by Joe Hershberger
parent ac3f26cc15
commit 5d457ecbef
3 changed files with 32 additions and 16 deletions
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6
include/net.h
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@@ -597,7 +597,8 @@ int net_set_ether(uchar *xet, const uchar *dest_ethaddr, uint prot);
int net_update_ether(struct ethernet_hdr *et, uchar *addr, uint prot);
/* Set IP header */
void net_set_ip_header(uchar *pkt, struct in_addr dest, struct in_addr source);
void net_set_ip_header(uchar *pkt, struct in_addr dest, struct in_addr source,
u16 pkt_len, u8 proto);
void net_set_udp_header(uchar *pkt, struct in_addr dest, int dport,
int sport, int len);
@@ -680,6 +681,9 @@ static inline void net_send_packet(uchar *pkt, int len)
* @param sport Source UDP port
* @param payload_len Length of data after the UDP header
*/
int net_send_ip_packet(uchar *ether, struct in_addr dest, int dport, int sport,
int payload_len, int proto, u8 action, u32 tcp_seq_num,
u32 tcp_ack_num);
int net_send_udp_packet(uchar *ether, struct in_addr dest, int dport,
int sport, int payload_len);