| yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame] | 1 | .\" |
| 2 | .\" Copyright 1998 by the Massachusetts Institute of Technology. |
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| 16 | .TH ARES_PARSE_NS_REPLY 3 "10 February 2007" |
| 17 | .SH NAME |
| 18 | ares_parse_ns_reply \- Parse a reply to a DNS query of type NS into a hostent |
| 19 | .SH SYNOPSIS |
| 20 | .nf |
| 21 | .B #include <ares.h> |
| 22 | .PP |
| 23 | .B int ares_parse_ns_reply(const unsigned char *\fIabuf\fP, int \fIalen\fP, |
| 24 | .B struct hostent **\fIhost\fP); |
| 25 | .fi |
| 26 | .SH DESCRIPTION |
| 27 | The |
| 28 | .B ares_parse_ns_reply |
| 29 | function parses the response to a query of type NS into a |
| 30 | .BR "struct hostent" . |
| 31 | The parameters |
| 32 | .I abuf |
| 33 | and |
| 34 | .I alen |
| 35 | give the contents of the response. The result is stored in allocated |
| 36 | memory and a pointer to it stored into the variable pointed to by |
| 37 | .IR host . |
| 38 | The nameservers are stored into the |
| 39 | .BR aliases |
| 40 | field of the |
| 41 | .IR host |
| 42 | structure. |
| 43 | It is the caller's responsibility to free the resulting host structure |
| 44 | using |
| 45 | .BR ares_free_hostent (3) |
| 46 | when it is no longer needed. |
| 47 | .SH RETURN VALUES |
| 48 | .B ares_parse_ns_reply |
| 49 | can return any of the following values: |
| 50 | .TP 15 |
| 51 | .B ARES_SUCCESS |
| 52 | The response was successfully parsed. |
| 53 | .TP 15 |
| 54 | .B ARES_EBADRESP |
| 55 | The response was malformatted. |
| 56 | .TP 15 |
| 57 | .B ARES_ENODATA |
| 58 | The response did not contain an answer to the query. |
| 59 | .TP 15 |
| 60 | .B ARES_ENOMEM |
| 61 | Memory was exhausted. |
| 62 | .SH SEE ALSO |
| 63 | .BR ares_query (3), |
| 64 | .BR ares_free_hostent (3) |
| 65 | .SH AUTHOR |
| 66 | Written by Vlad Dinulescu <vlad.dinulescu@avira.com>, on behalf of AVIRA Gmbh http://www.avira.com |