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winhttp: Handle TLS close notify in netconn_is_alive(). 

Signed-off-by: Paul Gofman <pgofman@codeweavers.com>
Signed-off-by: Hans Leidekker <hans@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Paul Gofman 2021-11-01 16:19:01 +03:00 committed by Alexandre Julliard
parent 2bbb725bb0
commit 93b07c091b
1 changed files with 20 additions and 0 deletions
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20
dlls/winhttp/net.c
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@ -616,11 +616,31 @@ DWORD netconn_set_timeout( struct netconn *netconn, BOOL send, int value )
BOOL netconn_is_alive( struct netconn *netconn )
{
SIZE_T size;
int len;
char b;
DWORD err;
BOOL eof;
set_blocking( netconn, FALSE );
if (netconn->secure)
{
while (!netconn->peek_msg && !(err = read_ssl_chunk( netconn, NULL, 0, &size, &eof )) && !eof)
;
TRACE("Checking secure connection, err %d.\n", err);
if (netconn->peek_msg || err == WSAEWOULDBLOCK)
{
set_blocking( netconn, TRUE );
return TRUE;
}
if (err != SEC_E_OK && err != SEC_E_INCOMPLETE_MESSAGE)
{
set_blocking( netconn, TRUE );
return FALSE;
}
}
len = sock_recv( netconn->socket, &b, 1, MSG_PEEK );
err = WSAGetLastError();
set_blocking( netconn, TRUE );