Thanks to bz@ for providing a hint how to work around a FreeBSD
bug.

Test for checking if FIN is generated after connection close

Test for checking if RST is generated after connection close without read()

Feat/icmp

Test for blocking accept

Test for blocking read

Modifying the value of --tolerance_usecs flag seems rather appropriate
than using Relative Range in the script.

TODO: fix the error for the file descriptor

copied to the output string. The space required for that extra byte must also be
allocated.

Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@redhat.com>

Test for behavior when sending a packet with no TCP flag set

Sponsored by:	Netflix

Sponsored by:	Netflix

When using remote mode, eth0 only makes sense for Linux. So don't
use it on non-Linux platforms. Additionally, check for an interface
being specified and, when acting as a client, that a server address
is specified.

Sponsored by:	Netflix

When a blocking system call is ongoing, the error message shown was
wrong. It was indicated that a blocking system call is on-going when
the program terminates. This is correct, but hides the error message
which describes why packetdrill is terminating.

Sponsored by:	Netflix

Test for establishing a connection after a reset

Test for behavior when sending a packet with both SYN and ACK bits set

Test for behavior when sending a packet with both SYN and RST bits set

Test for closing a connection using FIN flag

Test for behavior when sending a packet with RST bit set but no SYN bit set