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- Phil Blundell added the internal function ares__expand_name_for_response()

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that is now used by the ares_parse_*_reply() functions instead of the
  ares_expand_name() simply to easier return ARES_EBADRESP for the cases where
  the name expansion fails as in responses that really isn't expected.
This commit is contained in:
Daniel Stenberg
2009-01-11 13:49:13 +00:00
parent bcb85d35df
commit 8362245c42
8 changed files with 46 additions and 17 deletions
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10
ares_parse_ptr_reply.c
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@ -73,7 +73,7 @@ int ares_parse_ptr_reply(const unsigned char *abuf, int alen, const void *addr,
/* Expand the name from the question, and skip past the question. */
aptr = abuf + HFIXEDSZ;
status = ares_expand_name(aptr, abuf, alen, &ptrname, &len);
status = ares__expand_name_for_response(aptr, abuf, alen, &ptrname, &len);
if (status != ARES_SUCCESS)
return status;
if (aptr + len + QFIXEDSZ > abuf + alen)
@ -94,7 +94,7 @@ int ares_parse_ptr_reply(const unsigned char *abuf, int alen, const void *addr,
for (i = 0; i < (int)ancount; i++)
{
/* Decode the RR up to the data field. */
status = ares_expand_name(aptr, abuf, alen, &rr_name, &len);
status = ares__expand_name_for_response(aptr, abuf, alen, &rr_name, &len);
if (status != ARES_SUCCESS)
break;
aptr += len;
@ -112,7 +112,8 @@ int ares_parse_ptr_reply(const unsigned char *abuf, int alen, const void *addr,
&& strcasecmp(rr_name, ptrname) == 0)
{
/* Decode the RR data and set hostname to it. */
status = ares_expand_name(aptr, abuf, alen, &rr_data, &len);
status = ares__expand_name_for_response(aptr, abuf, alen, &rr_data,
&len);
if (status != ARES_SUCCESS)
break;
if (hostname)
@ -141,7 +142,8 @@ int ares_parse_ptr_reply(const unsigned char *abuf, int alen, const void *addr,
if (rr_class == C_IN && rr_type == T_CNAME)
{
/* Decode the RR data and replace ptrname with it. */
status = ares_expand_name(aptr, abuf, alen, &rr_data, &len);
status = ares__expand_name_for_response(aptr, abuf, alen, &rr_data,
&len);
if (status != ARES_SUCCESS)
break;
free(ptrname);