2 * ipsecmod/ipsecmod.h - facilitate opportunistic IPsec module
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39 * This file contains a module that facilitates opportunistic IPsec. It does so
40 * by also quering for the IPSECKEY for A/AAAA queries and calling a
41 * configurable hook (eg. signaling an IKE daemon) before replying.
46 #include "util/module.h"
47 #include "util/rbtree.h"
50 * The global variable environment contents for the ipsecmod
51 * Shared between threads, this represents long term information.
54 /** White listed domains for ipsecmod. */
55 rbtree_type* whitelist;
59 * Per query state for the ipsecmod module.
61 struct ipsecmod_qstate {
62 /** State of the IPsec module. */
63 /** NOTE: This value is copied here from the configuration so that a change
64 * with unbound-control would not complicate an already running mesh. */
66 /** If the qname is whitelisted or not. */
67 /** NOTE: No whitelist means all qnames are whitelisted. */
69 /** Pointer to IPSECKEY rrset allocated in the qstate region. NULL if there
70 * was no IPSECKEY reply from the subquery. */
71 struct ub_packed_rrset_key* ipseckey_rrset;
72 /** If the IPSECKEY subquery has finished. */
76 /** Init the ipsecmod module */
77 int ipsecmod_init(struct module_env* env, int id);
78 /** Deinit the ipsecmod module */
79 void ipsecmod_deinit(struct module_env* env, int id);
80 /** Operate on an event on a query (in qstate). */
81 void ipsecmod_operate(struct module_qstate* qstate, enum module_ev event,
82 int id, struct outbound_entry* outbound);
83 /** Subordinate query done, inform this super request of its conclusion */
84 void ipsecmod_inform_super(struct module_qstate* qstate, int id,
85 struct module_qstate* super);
86 /** clear the ipsecmod query-specific contents out of qstate */
87 void ipsecmod_clear(struct module_qstate* qstate, int id);
88 /** return memory estimate for the ipsecmod module */
89 size_t ipsecmod_get_mem(struct module_env* env, int id);
92 * Get the function block with pointers to the ipsecmod functions
93 * @return the function block for "ipsecmod".
95 struct module_func_block* ipsecmod_get_funcblock(void);
97 #endif /* IPSECMOD_H */