Archipelago » qemu

/*

 * QEMU VNC display driver. TLS helpers

 *

 * Copyright (C) 2006 Anthony Liguori <anthony@codemonkey.ws>

 * Copyright (C) 2006 Fabrice Bellard

 * Copyright (C) 2009 Red Hat, Inc

 *

 * Permission is hereby granted, free of charge, to any person obtaining a copy

 * of this software and associated documentation files (the "Software"), to deal

 * in the Software without restriction, including without limitation the rights

 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

 * copies of the Software, and to permit persons to whom the Software is

 * furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in

 * all copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL

 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

 * THE SOFTWARE.

 */

#ifndef __QEMU_VNC_TLS_H__

#define __QEMU_VNC_TLS_H__

#include <gnutls/gnutls.h>

#include <gnutls/x509.h>

#include "qemu/acl.h"

enum {

    VNC_WIREMODE_CLEAR,

    VNC_WIREMODE_TLS,

};

typedef struct VncDisplayTLS VncDisplayTLS;

typedef struct VncStateTLS VncStateTLS;

/* Server state */

struct VncDisplayTLS {

    int x509verify; /* Non-zero if server requests & validates client cert */

    qemu_acl *acl;

    /* Paths to x509 certs/keys */

    char *x509cacert;

    char *x509cacrl;

    char *x509cert;

    char *x509key;

};

/* Per client state */

struct VncStateTLS {

    /* Whether data is being TLS encrypted yet */

    int wiremode;

    gnutls_session_t session;

    /* Client's Distinguished Name from the x509 cert */

    char *dname;

};

int vnc_tls_client_setup(VncState *vs, int x509Creds);

void vnc_tls_client_cleanup(VncState *vs);

int vnc_tls_validate_certificate(VncState *vs);

int vnc_tls_set_x509_creds_dir(VncDisplay *vd,

                               const char *path);

#endif /* __QEMU_VNC_TLS_H__ */