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- Fix windows tcp and tls spin on events.

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git-svn-id: file:///svn/unbound/trunk@4696 be551aaa-1e26-0410-a405-d3ace91eadb9
This commit is contained in:
Wouter Wijngaards 2018-05-28 12:30:34 +00:00
parent d32fb26adb
commit 6792d2d036
2 changed files with 7 additions and 3 deletions
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3
doc/Changelog
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@ -1,3 +1,6 @@
28 May 2018: Wouter
- Fix windows tcp and tls spin on events.
25 May 2018: Wouter
- For TCP and TLS connections that don't establish, perform address
update in infra cache, so future selections can exclude them.

7
util/netevent.c
View File

@ -842,20 +842,21 @@ int comm_point_perform_accept(struct comm_point* c,
static long win_bio_cb(BIO *b, int oper, const char* ATTR_UNUSED(argp),
int ATTR_UNUSED(argi), long argl, long retvalue)
{
int wsa_err = WSAGetLastError(); /* store errcode before it is gone */
verbose(VERB_ALGO, "bio_cb %d, %s %s %s", oper,
(oper&BIO_CB_RETURN)?"return":"before",
(oper&BIO_CB_READ)?"read":((oper&BIO_CB_WRITE)?"write":"other"),
WSAGetLastError()==WSAEWOULDBLOCK?"wsawb":"");
wsa_err==WSAEWOULDBLOCK?"wsawb":"");
/* on windows, check if previous operation caused EWOULDBLOCK */
if( (oper == (BIO_CB_READ|BIO_CB_RETURN) && argl == 0) ||
(oper == (BIO_CB_GETS|BIO_CB_RETURN) && argl == 0)) {
if(WSAGetLastError() == WSAEWOULDBLOCK)
if(wsa_err == WSAEWOULDBLOCK)
ub_winsock_tcp_wouldblock((struct ub_event*)
BIO_get_callback_arg(b), UB_EV_READ);
}
if( (oper == (BIO_CB_WRITE|BIO_CB_RETURN) && argl == 0) ||
(oper == (BIO_CB_PUTS|BIO_CB_RETURN) && argl == 0)) {
if(WSAGetLastError() == WSAEWOULDBLOCK)
if(wsa_err == WSAEWOULDBLOCK)
ub_winsock_tcp_wouldblock((struct ub_event*)
BIO_get_callback_arg(b), UB_EV_WRITE);
}