Yes, example programs are provided in the Sniffer10G software distribution.
The Sniffer10G test / example programs are available from /opt/snf/bin/tests of the install directory in binary form and in /opt/snf/share/examples in source form. These test / example programs demonstrate different aspects of the Sniffer10G API and how to use its features.
Refer to the /opt/snf/share/examples/ test programs snf_simple_recv.c and snf_multi_recv.c for example usage of the Sniffer10G API.
The Sniffer10G API documentation can be found in HTML format in /opt/snf/share/doc/index.html.