[PATCH v2 4/5] secur32: Switch back to non-blocking mode for DTLS sessions.

[Hans Leidekker]

From: Connor McAdams

In order for DTLS retransmission to occur properly, we need to be in
non-blocking mode.

Signed-off-by: Connor McAdams 
Signed-off-by: Hans Leidekker 
---
 dlls/secur32/schannel_gnutls.c | 7 +++----
 dlls/secur32/tests/schannel.c  | 2 +-
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/dlls/secur32/schannel_gnutls.c b/dlls/secur32/schannel_gnutls.c
index ac51cbb5d9f..3f947870a73 100644
--- a/dlls/secur32/schannel_gnutls.c
+++ b/dlls/secur32/schannel_gnutls.c
@@ -461,14 +461,13 @@ static NTSTATUS schan_get_enabled_protocols( void *args )
 static int pull_timeout(gnutls_transport_ptr_t transport, unsigned int timeout)
 {
     struct schan_transport *t = (struct schan_transport*)transport;
-    gnutls_session_t s = (gnutls_session_t)t->session;
     SIZE_T count = 0;

TRACE("\n");

if (get_buffer(t, &t->in, &count)) return 1;
-    pgnutls_transport_set_errno(s, EAGAIN);
-    return -1;
+
+    return 0;
 }

static NTSTATUS schan_create_session( void *args )
@@ -483,7 +482,7 @@ static NTSTATUS schan_create_session( void *args )

if (cred->enabled_protocols & (SP_PROT_DTLS1_0_CLIENT | SP_PROT_DTLS1_2_CLIENT))
     {
-        flags |= GNUTLS_DATAGRAM;
+        flags |= GNUTLS_DATAGRAM | GNUTLS_NONBLOCK;
     }

err = pgnutls_init(s, flags);
diff --git a/dlls/secur32/tests/schannel.c b/dlls/secur32/tests/schannel.c
index afcc382927a..902a490a296 100644
--- a/dlls/secur32/tests/schannel.c
+++ b/dlls/secur32/tests/schannel.c
@@ -1706,7 +1706,7 @@ static void test_dtls(void)
     ok( ctx_handle.dwUpper == ctx_handle2.dwUpper, "dwUpper mismatch, expected %#lx, got %#lx\n", ctx_handle.dwUpper, ctx_handle2.dwUpper);

/* With no new input buffer, output buffer length should match prior call. */
-    todo_wine ok(buffers[1].pBuffers[0].cbBuffer == prev_buf_len, "Output buffer size mismatch, expected %#x, got %#x\n",
+    ok(buffers[1].pBuffers[0].cbBuffer == prev_buf_len, "Output buffer size mismatch, expected %#x, got %#x\n",
             prev_buf_len, buffers[1].pBuffers[0].cbBuffer);

free_buffers( &buffers[0] );