batadv_forw..._rebroadcast(9)

💅 batadv_forw..._rebroadcast(9) ✨

okay so this is a page straight out of the Kernel API Manual (yes, the kernel has a manual, and yes it's iconic) — and bestie, we're talking about the function batadv_forw_packet_is_rebroadcast. the way that name is lowkey a mouthful but it does exactly what it says 🫶

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🌸 NAME 🌸

batadv_forw_packet_is_rebroadcast — check packet for previous transmissions 🔍

like, it literally just peeks at a packet and is like "hmm… have you been sent before? be honest." no cap.

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✨ SYNOPSIS ✨

bool batadv_forw_packet_is_rebroadcast (struct batadv_forw_packet
*forw_packet );

it gives you back a bool, which is giving very "yes or no bestie, pick one" 💖

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🎀 ARGUMENTS 🎀

• forw_packet — the packet to check 👀 that's the one we're vibe-checking, fr fr.

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⭐ RETURN ⭐

• True if this packet was transmitted before 🔁 (been there, done that, already on the network)
• false otherwise 🦋 (fresh, untouched, main character energy)

periodt. that's the whole return value.

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💜 SEE ALSO 💜

okay this is the part where the manpage just flexes its whole friend group 😭 literally every function in ./net/batman-adv/send.c:

• batadv_send_skb_packet(9)
• batadv_send_broadcast_skb(9)
• batadv_send_unicast_skb(9)
• batadv_send_skb_to_orig(9)
• batadv_send_skb_push_fill_unicast(9)
• batadv_send_skb_prepare_unicast(9)
• batadv_send_skb_prepare_unicast_4addr(9)
• batadv_send_skb_unicast(9)
• batadv_send_skb_via_tt_generic(9)
• batadv_send_skb_via_gw(9)
• batadv_forw_packet_free(9)
• batadv_forw_packet_alloc(9)
• batadv_forw_packet_was_stolen(9)
• batadv_forw_packet_steal(9)
• batadv_forw_packet_list_steal(9)
• batadv_forw_packet_list_free(9)
• batadv_forw_packet_queue(9)
• batadv_forw_packet_bcast_queue(9)
• batadv_forw_packet_ogmv1_queue(9)
• batadv_forw_bcast_packet_to_list(9)
• batadv_forw_bcast_packet_if(9)
• batadv_send_no_broadcast(9)
• __batadv_forw_bcast_packet(9)
• batadv_forw_bcast_packet(9)
• batadv_send_bcast_packet(9)
• batadv_forw_packet_bcasts_left(9)
• batadv_forw_packet_bcasts_dec(9)
• batadv_send_outstanding_bcast_packet(9)
• batadv_purge_outstanding_packets(9)

and the whole squad lives in the kernel file ./net/batman-adv/send.c 🧚 iykyk 💅

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tiny heads-up bestie: this page is filed under ./net/batman-adv in the kernel tree, dated October 2026 — so if you're reading it in the future, hiii, hope the kernel is slaying 🌈👑

laterz, go check those packets 💖🎀🦋