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autobahn reject forbidden close code ranges

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Complain like autobahn expects if we get a funny close code

Signed-off-by: Andy Green <andy.green@linaro.org>
This commit is contained in:
Andy Green 2015-12-28 18:29:06 +08:00
parent fde3684384
commit 7c2868486e
1 changed files with 17 additions and 3 deletions
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20
lib/client-parser.c
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@ -24,6 +24,8 @@
int lws_client_rx_sm(struct lws *wsi, unsigned char c)
{
int callback_action = LWS_CALLBACK_CLIENT_RECEIVE;
unsigned short close_code;
unsigned char *pp;
struct lws_tokens eff_buf;
int handled, m;
@ -323,14 +325,26 @@ spill:
lwsl_parser("seen server's close ack\n");
return -1;
}
pp = (unsigned char *)&wsi->u.ws.rx_user_buffer[
LWS_SEND_BUFFER_PRE_PADDING];
lwsl_parser("client sees server close len = %d\n",
wsi->u.ws.rx_user_buffer_head);
if (wsi->u.ws.rx_user_buffer_head >= 2) {
close_code = (pp[0] << 8) | pp[1];
if (close_code < 1000 || close_code == 1004 ||
close_code == 1005 || close_code == 1006 ||
close_code == 1012 || close_code == 1013 ||
close_code == 1014 || close_code == 1015 ||
(close_code >= 1016 && close_code < 3000)
) {
pp[0] = (LWS_CLOSE_STATUS_PROTOCOL_ERR >> 8) & 0xff;
pp[1] = LWS_CLOSE_STATUS_PROTOCOL_ERR & 0xff;
}
}
if (user_callback_handle_rxflow(
wsi->protocol->callback, wsi,
LWS_CALLBACK_WS_PEER_INITIATED_CLOSE,
wsi->user_space,
&wsi->u.ws.rx_user_buffer[
LWS_SEND_BUFFER_PRE_PADDING],
wsi->user_space, pp,
wsi->u.ws.rx_user_buffer_head))
return -1;
/*