int ares_parse_a_reply(const unsigned char *abuf, int alen, struct hostent **host, struct ares_addrttl *addrttls, int *naddrttls);
The ares_parse_a_reply function parses the response to a query of type A into a struct hostent and/or an array of struct ares_addrttls . The parameters abuf and alen give the contents of the response. The result is stored in allocated memory and a pointer to it stored into the variable pointed to by host , if host is nonnull. It is the caller's responsibility to free the resulting host structure using ares_free_hostent (3) when it is no longer needed.
If addrttls and naddrttls are both nonnull, then up to *naddrttls struct ares_addrttl records are stored in the array pointed to by addrttls, and then *naddrttls is set to the number of records so stored. Note that the memory for these records is supplied by the caller.
ares_parse_a_reply can return any of the following values:
ARES_SUCCESS The response was successfully parsed.
ARES_EBADRESP The response was malformatted.
ARES_ENODATA The response did not contain an answer to the query.
Greg Hudson, MIT Information Systems
Copyright 1998 by the Massachusetts Institute of Technology.
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