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add comments to rule_set_filter6() and rule_set_filter_common()

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Thomas Bernard 2023-11-14 23:56:16 +01:00
parent 4c68985304
commit e2be9e1571
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1 changed files with 13 additions and 0 deletions
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13
miniupnpd/netfilter_nft/nftnlrdr_misc.c
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@ -1068,6 +1068,13 @@ rule_set_filter(uint8_t family, const char * ifname, uint8_t proto,
return r; return r;
} }
/*
* Create the IP6 filter rule
* called by add_pinhole() and update_pinhole()
* eport is always 0
* iport is the destination port of the filter rule
* rport is the (optional) source port of the rule
*/
struct nftnl_rule * struct nftnl_rule *
rule_set_filter6(uint8_t family, const char * ifname, uint8_t proto, rule_set_filter6(uint8_t family, const char * ifname, uint8_t proto,
struct in6_addr *rhost6, struct in6_addr *iaddr6, struct in6_addr *rhost6, struct in6_addr *iaddr6,
@ -1108,6 +1115,12 @@ rule_set_filter6(uint8_t family, const char * ifname, uint8_t proto,
return r; return r;
} }
/*
* Create common parts for the filter rules (IPv4 or IPv6)
* eport is ignored
* iport is the destination port of the filter rule
* rport is the (optional) source port of the rule
*/
struct nftnl_rule * struct nftnl_rule *
rule_set_filter_common(struct nftnl_rule *r, uint8_t family, const char * ifname, rule_set_filter_common(struct nftnl_rule *r, uint8_t family, const char * ifname,
uint8_t proto, unsigned short eport, unsigned short iport, uint8_t proto, unsigned short eport, unsigned short iport,