diff options
Diffstat (limited to 'winsup/cygwin/libc/minires-os-if.c')
| -rw-r--r-- | winsup/cygwin/libc/minires-os-if.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/winsup/cygwin/libc/minires-os-if.c b/winsup/cygwin/libc/minires-os-if.c index 94460ffb2..05fc95f5f 100644 --- a/winsup/cygwin/libc/minires-os-if.c +++ b/winsup/cygwin/libc/minires-os-if.c @@ -249,6 +249,13 @@ static int cygwin_query(res_state statp, const char * DomName, int Class, int Ty rr = pQueryResultsSet; section = 0; while (rr) { + /* Some Windows versions return questions when providing locally generated + answers, for example for "localhost" or for the computer name. */ + if (((rr->Flags.DW & 0x3) == DnsSectionQuestion) && + (rr->wDataLength > 0)) { + DPRINTF(debug, "Changing record below from question to answer\n"); + rr->Flags.DW ^= DnsSectionQuestion ^ DnsSectionAnswer; + } if (!counts[0] && (rr->Flags.DW & 0x3)) { /* No question. Adopt the first name as the name in the question */ if ((len = dn_comp(rr->pName, ptr, AnsLength - 4, |