6b6ac9438f
package does have BXA export approval, but the licensing strings on the dnssafe code are a bit unpleasant. The crypto is easy to restore and bind will run without it - just without full dnssec support. Obtained from: The Internet Software Consortium (www.isc.org)
52 lines
1.3 KiB
Plaintext
52 lines
1.3 KiB
Plaintext
/*
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* We need a registy of name server addresses. For each, we retain an RTT
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* and a list of name server names which have used this address.
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*/
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tree_t *by_nsaddr;
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struct by_nsaddr {
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u_int32_t rtt; /* measured. */
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char **names; /* NULL terminated array; strdup'd. */
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};
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/*
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* "struct server" is a name server, which can have many addresses. There
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* is no central registry of servers, since each creator can have a different
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* idea of what the addresses are.
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*/
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struct server {
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char *name; /* made with strdup. */
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struct sockaddr_in *addrs; /* counted array. */
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int n_addrs; /* array size. */
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};
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/*
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* "struct zone" is a zone cut.
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*/
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tree_t *by_class; /* zone[class]. */
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struct zone {
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enum {master, slave, cache, boot}
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type;
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/* Servers learned from boot cache, a parent zone, or !auth answer. */
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struct server *servers_notauth;
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/* Servers learned from authoritative answer or local zone. */
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struct server *servers_auth;
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/* Root node of zone. */
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struct node *root;
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};
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struct node {
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char *label; /* made with strdup. */
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tree_t *subs; /* subdomains (node[label]). */
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/* really this is "data" since for the zone cut tree we have no sets.*/
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tree_t *rrsets; /* rr sets (rrset[type]). */
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};
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struct rrset {
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rrtype type;
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u_int32_t ttl;
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u_char data[1]; /* struct size constrains this. */
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};
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