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aliguori2f9606b2009-03-06 20:27:28 +00001/*
2 * QEMU VNC display driver: SASL auth protocol
3 *
4 * Copyright (C) 2009 Red Hat, Inc
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
Markus Armbruster2a6a4072016-06-29 13:47:03 +020025#ifndef QEMU_VNC_AUTH_SASL_H
26#define QEMU_VNC_AUTH_SASL_H
aliguori2f9606b2009-03-06 20:27:28 +000027
28#include <sasl/sasl.h>
29
30typedef struct VncStateSASL VncStateSASL;
aliguori76655d62009-03-06 20:27:37 +000031typedef struct VncDisplaySASL VncDisplaySASL;
32
Paolo Bonzini1de7afc2012-12-17 18:20:00 +010033#include "qemu/acl.h"
Alex Bligh6a1751b2013-08-21 16:02:47 +010034#include "qemu/main-loop.h"
aliguori2f9606b2009-03-06 20:27:28 +000035
36struct VncStateSASL {
37 sasl_conn_t *conn;
38 /* If we want to negotiate an SSF layer with client */
Stefan Weilee032ca2012-03-08 22:58:06 +010039 bool wantSSF;
aliguori2f9606b2009-03-06 20:27:28 +000040 /* If we are now running the SSF layer */
Stefan Weilee032ca2012-03-08 22:58:06 +010041 bool runSSF;
aliguori2f9606b2009-03-06 20:27:28 +000042 /*
43 * If this is non-zero, then wait for that many bytes
44 * to be written plain, before switching to SSF encoding
45 * This allows the VNC auth result to finish being
46 * written in plain.
47 */
48 unsigned int waitWriteSSF;
49
50 /*
51 * Buffering encoded data to allow more clear data
52 * to be stuffed onto the output buffer
53 */
54 const uint8_t *encoded;
55 unsigned int encodedLength;
56 unsigned int encodedOffset;
57 char *username;
58 char *mechlist;
59};
60
aliguori76655d62009-03-06 20:27:37 +000061struct VncDisplaySASL {
62 qemu_acl *acl;
63};
64
aliguori2f9606b2009-03-06 20:27:28 +000065void vnc_sasl_client_cleanup(VncState *vs);
66
67long vnc_client_read_sasl(VncState *vs);
68long vnc_client_write_sasl(VncState *vs);
69
70void start_auth_sasl(VncState *vs);
71
Markus Armbruster2a6a4072016-06-29 13:47:03 +020072#endif /* QEMU_VNC_AUTH_SASL_H */