Some ressources to be update on the go
ESP NOW protocol:
Linux Wireless Networking:
After swimming in a lot of information, I think I found the perfect starting point to send and receive raw 802.11 packet !
Update 12/14/2018: Here is an other lib to send and receive raw wifi packet, It even has a python binding...To be tested soon..
Update 03/01/2019: The useful information was here