Hi, See if following link helps
https://fdio-vpp.readthedocs.io/en/latest/gettingstarted/developers/vlib.html#graph-dispatcher-internals Thanks, Nitin From: vpp-dev@lists.fd.io <vpp-dev@lists.fd.io> On Behalf Of chandan.moha...@nokia.com Sent: Wednesday, July 24, 2019 3:55 PM To: vpp-dev@lists.fd.io Subject: [EXT] [vpp-dev] Request HELP with the boilerplate code in Node.c of a plugin #vpp External Email ________________________________ Hi , I am new to VPP. I request,if any kind hearted soul can help me understand,the boilerplate code in Node.c of a plugin. I want to understand the buffer / frame / next handling of frame/next handling of node/prefetch code ,that is under both whileS() as below. If you can point me to any URL or any PDF/DOC,that will help me a lot in understanding. while (n_left_from > 0) { u32 n_left_to_next; vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next); while (n_left_from > 0 && n_left_to_next > 0) { ..... ... } If you can point me to any URL or any PDF/DOC,that will help me a lot in understanding.
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