diff options
Diffstat (limited to 'deps/node/deps/cares/src/ares_parse_soa_reply.c')
-rw-r--r-- | deps/node/deps/cares/src/ares_parse_soa_reply.c | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/deps/node/deps/cares/src/ares_parse_soa_reply.c b/deps/node/deps/cares/src/ares_parse_soa_reply.c deleted file mode 100644 index 35af0a75..00000000 --- a/deps/node/deps/cares/src/ares_parse_soa_reply.c +++ /dev/null @@ -1,133 +0,0 @@ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * Copyright (C) 2012 Marko Kreen <markokr@gmail.com> - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_NETDB_H -# include <netdb.h> -#endif -#ifdef HAVE_ARPA_INET_H -# include <arpa/inet.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#include "ares.h" -#include "ares_dns.h" -#include "ares_data.h" -#include "ares_private.h" - -int -ares_parse_soa_reply(const unsigned char *abuf, int alen, - struct ares_soa_reply **soa_out) -{ - const unsigned char *aptr; - long len; - char *qname = NULL, *rr_name = NULL; - struct ares_soa_reply *soa = NULL; - int qdcount, ancount; - int status; - - if (alen < HFIXEDSZ) - return ARES_EBADRESP; - - /* parse message header */ - qdcount = DNS_HEADER_QDCOUNT(abuf); - ancount = DNS_HEADER_ANCOUNT(abuf); - if (qdcount != 1 || ancount != 1) - return ARES_EBADRESP; - aptr = abuf + HFIXEDSZ; - - /* query name */ - status = ares__expand_name_for_response(aptr, abuf, alen, &qname, &len); - if (status != ARES_SUCCESS) - goto failed_stat; - aptr += len; - - /* skip qtype & qclass */ - if (aptr + QFIXEDSZ > abuf + alen) - goto failed; - aptr += QFIXEDSZ; - - /* rr_name */ - status = ares__expand_name_for_response(aptr, abuf, alen, &rr_name, &len); - if (status != ARES_SUCCESS) - goto failed_stat; - aptr += len; - - /* skip rr_type, rr_class, rr_ttl, rr_rdlen */ - if (aptr + RRFIXEDSZ > abuf + alen) - goto failed; - aptr += RRFIXEDSZ; - - /* allocate result struct */ - soa = ares_malloc_data(ARES_DATATYPE_SOA_REPLY); - if (!soa) - { - status = ARES_ENOMEM; - goto failed_stat; - } - - /* nsname */ - status = ares__expand_name_for_response(aptr, abuf, alen, &soa->nsname, &len); - if (status != ARES_SUCCESS) - goto failed_stat; - aptr += len; - - /* hostmaster */ - status = ares__expand_name_for_response(aptr, abuf, alen, &soa->hostmaster, &len); - if (status != ARES_SUCCESS) - goto failed_stat; - aptr += len; - - /* integer fields */ - if (aptr + 5 * 4 > abuf + alen) - goto failed; - soa->serial = DNS__32BIT(aptr + 0 * 4); - soa->refresh = DNS__32BIT(aptr + 1 * 4); - soa->retry = DNS__32BIT(aptr + 2 * 4); - soa->expire = DNS__32BIT(aptr + 3 * 4); - soa->minttl = DNS__32BIT(aptr + 4 * 4); - - ares_free(qname); - ares_free(rr_name); - - *soa_out = soa; - - return ARES_SUCCESS; - -failed: - status = ARES_EBADRESP; - -failed_stat: - ares_free_data(soa); - if (qname) - ares_free(qname); - if (rr_name) - ares_free(rr_name); - return status; -} - |