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70 lines
1.6 KiB
70 lines
1.6 KiB
.\" |
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.\" Copyright 1998 by the Massachusetts Institute of Technology. |
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.\" SPDX-License-Identifier: MIT |
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.\" |
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.TH ARES_PARSE_NAPTR_REPLY 3 "23 February 2012" |
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.SH NAME |
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ares_parse_naptr_reply \- Parse a reply to a DNS query of type NAPTR |
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.SH SYNOPSIS |
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.nf |
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#include <ares.h> |
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int ares_parse_naptr_reply(const unsigned char* \fIabuf\fP, int \fIalen\fP, |
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struct ares_naptr_reply** \fInaptr_out\fP); |
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.fi |
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.SH DESCRIPTION |
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The |
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.B ares_parse_naptr_reply |
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function parses the response to a query of type NAPTR into a |
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linked list of |
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.I struct ares_naptr_reply |
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The parameters |
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.I abuf |
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and |
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.I alen |
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give the contents of the response. The result is stored in allocated |
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memory and a pointer to it stored into the variable pointed to by |
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.IR naptr_out . |
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It is the caller's responsibility to free the resulting |
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.IR naptr_out |
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structure when it is no longer needed using the function |
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\fBares_free_data(3)\fP. |
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.PP |
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The structure |
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.I ares_naptr_reply |
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contains the following fields: |
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.sp |
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.in +4n |
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.nf |
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struct ares_naptr_reply { |
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struct ares_naptr_reply *next; |
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unsigned char *flags; |
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unsigned char *service; |
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unsigned char *regexp; |
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char *replacement; |
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unsigned short order; |
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unsigned short preference; |
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}; |
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.fi |
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.in |
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.PP |
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.SH RETURN VALUES |
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.B ares_parse_naptr_reply |
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can return any of the following values: |
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.TP 15 |
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.B ARES_SUCCESS |
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The response was successfully parsed. |
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.TP 15 |
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.B ARES_EBADRESP |
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The response was malformatted. |
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.TP 15 |
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.B ARES_ENODATA |
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The response did not contain an answer to the query. |
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.TP 15 |
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.B ARES_ENOMEM |
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Memory was exhausted. |
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.SH AVAILABILITY |
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This function was first introduced in c-ares version 1.7.6. |
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.SH SEE ALSO |
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.BR ares_query (3) |
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.BR ares_free_data (3)
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