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 <tklauser@distanz.ch>

0 files changed, 0 insertions, 0 deletions