33 lines
886 B
C
33 lines
886 B
C
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#ifndef _RESOLV_STATIC_H
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#define _RESOLV_STATIC_H
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#include <netdb.h>
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/* this structure contains all the variables that were declared
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* 'static' in the original NetBSD resolver code.
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*
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* this caused vast amounts of crashes and memory corruptions
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* when the resolver was being used by multiple threads.
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*
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* (note: the OpenBSD/FreeBSD resolver has similar 'issues')
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*/
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#define MAXALIASES 35
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#define MAXADDRS 35
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typedef struct res_static {
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char* h_addr_ptrs[MAXADDRS + 1];
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char* host_aliases[MAXALIASES];
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char hostbuf[8*1024];
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u_int32_t host_addr[16 / sizeof(u_int32_t)]; /* IPv4 or IPv6 */
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FILE* hostf;
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int stayopen;
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const char* servent_ptr;
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struct servent servent;
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struct hostent host;
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} *res_static;
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extern res_static __res_get_static(void);
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#endif /* _RESOLV_STATIC_H */
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