genlmsg_nlhdr(9)

okay bestie, this is the Kernel API Manual page for genlmsg_nlhdr, and it's giving short-and-sweet utility energy 💅✨

🌸 NAME 🌸

genlmsg_nlhdr — Obtain netlink header from user specified header. that's literally the whole mission: user specified header in, netlink header out. slay.

✨ SYNOPSIS ✨

copy this exactly, bestie — spaces and all:

struct nlmsghdr * genlmsg_nlhdr (void *user_hdr );

🎀 ARGUMENTS 🎀

• user_hdr — user header as returned from genlmsg_put. so it's the user header from genlmsg_put, no cap.

💖 RETURN 💖

Pointer to netlink header. that's the return, bestie — a pointer to netlink header. periodt 💅

🦋 SEE ALSO 🦋

go read these next, iykyk:

• Kernel file ./include/net/genetlink.h
• struct genl_multicast_group(9)
• struct genl_family(9)
• struct genl_info(9)
• struct genl_small_ops(9)
• struct genl_ops(9)
• struct genl_split_ops(9)
• struct genl_dumpit_info(9)
• genl_info_init_ntf(9)
• genlmsg_iput(9)
• genlmsg_parse_deprecated(9)
• genlmsg_parse(9)
• genl_dump_check_consistent(9)
• genlmsg_put_reply(9)
• genlmsg_end(9)
• genlmsg_cancel(9)
• genlmsg_multicast_netns_filtered(9)
• genlmsg_multicast_netns(9)
• genlmsg_multicast(9)
• genlmsg_multicast_allns(9)
• genlmsg_unicast(9)
• genlmsg_reply(9)
• genlmsg_data(9)
• genlmsg_len(9)
• genlmsg_msg_size(9)
• genlmsg_total_size(9)
• genlmsg_new(9)
• genl_set_err(9)

this lil page comes from the ./include/net source/version and is dated October 2026. byeee, go write some netlink code 💖🫶