From f26175af848bfb3faaedd98b402949e8bd7ab8bc Mon Sep 17 00:00:00 2001 From: Tobias Klauser Date: Mon, 1 Feb 2016 15:56:10 +0100 Subject: trafgen: parser: Add TCP header generation function Add a function 'tcp()' to generate TCP headers from the trafgen configuration language. Fields supported: sp|sport TCP source port (default 0) dp|dport TCP destination port (default 0) seq Sequence number (default: 0) aseq|ackseq Acknowledgement number (default 0) doff|hlen Header length/data offset (default: 5) cwr Congestion Window Reduced flag (default: 0) ece|ecn ECN-Echo flag (default: 0) urg Urgent flag (default: 0) ack Acknowledgement flag (default: 0) psh Push flag (default: 0) rst Reset flag (default: 0) syn Synchronize flag (default: 0) fin Finish flag (default: 0) win|window Receive window size (default: 0) csum Checksum field (calculated automatically) urgptr Urgent pointer (default: 0) Example (SYN on port 80/http): { tcp(dport=80, syn, window=5840) } Signed-off-by: Tobias Klauser --- trafgen_l4.h | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'trafgen_l4.h') diff --git a/trafgen_l4.h b/trafgen_l4.h index 4651009..da73ebc 100644 --- a/trafgen_l4.h +++ b/trafgen_l4.h @@ -8,6 +8,25 @@ enum udp_field { UDP_CSUM, }; +enum tcp_field { + TCP_SPORT, + TCP_DPORT, + TCP_SEQ, + TCP_ACK_SEQ, + TCP_DOFF, + TCP_CWR, + TCP_ECE, + TCP_URG, + TCP_ACK, + TCP_PSH, + TCP_RST, + TCP_SYN, + TCP_FIN, + TCP_WINDOW, + TCP_CSUM, + TCP_URG_PTR, +}; + extern void protos_l4_init(void); #endif /* TRAFGEN_L4_H */ -- cgit v1.2.3-54-g00ecf