xt_hook_ops_alloc(9)

💅 xt_hook_ops_alloc(9)

okay so bestie, welcome to the Kernel API Manual page for xt_hook_ops_alloc(9) — yes the whole thing is named after the function, it's giving main character energy and honestly? deserved. 🎀

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✨ NAME ✨

xt_hook_ops_alloc — set up hooks for a new table 🪝

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🌸 SYNOPSIS 🌸

struct nf_hook_ops * xt_hook_ops_alloc (const struct xt_table *table ,
nf_hookfn *fn );

like, that's the whole signature. no notes. 💖

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🦋 ARGUMENTS 🦋

• table — the table that's carrying all the metadata needed to set up the hooks. it's basically the girl with the plan. 📋
• fn — the hook function itself. the moment of truth. the actual vibe. 🔥

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⭐ DESCRIPTION ⭐

so what does this little icon do? it creates the nf_hook_ops that the x_table needs to hand off to xt_hook_link_net. that's it, that's the whole job — but it's an important job, and it does it slayfully. 👑

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💜 SEE ALSO 💜

• the kernel file ./net/netfilter/x_tables.c
• xt_check_proc_name(9)
• xt_check_entry_offsets(9)
• xt_alloc_entry_offsets(9)
• xt_find_jump_offset(9)
• xt_copy_counters(9)
• xt_unregister_table_pre_exit(9)
• xt_unregister_table_exit(9)
• xt_percpu_counter_alloc(9)

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ngl, if you're reading this you're probably already deep in netfilter and honestly? obsessed for you. 🫶

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okay that's the whole page bestie, ily, go forth and hook responsibly 💅✨

— from ./net/netfilter, dated October 2026, signed with love by xt_hook_ops_alloc(9) 🎀🦋🌸