[qemu.git] / ui / vnc-tls.h

/*
 * QEMU VNC display driver. TLS helpers
 *
 * Copyright (C) 2006 Anthony Liguori <[email protected]>
 * 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 "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__ */
Commit	Line	Data
274b6fcc AL	1	/*
	2	* QEMU VNC display driver. TLS helpers
	3	*
	4	* Copyright (C) 2006 Anthony Liguori <[email protected]>
	5	* Copyright (C) 2006 Fabrice Bellard
	6	* Copyright (C) 2009 Red Hat, Inc
	7	*
	8	* Permission is hereby granted, free of charge, to any person obtaining a copy
	9	* of this software and associated documentation files (the "Software"), to deal
	10	* in the Software without restriction, including without limitation the rights
	11	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	12	* copies of the Software, and to permit persons to whom the Software is
	13	* furnished to do so, subject to the following conditions:
	14	*
	15	* The above copyright notice and this permission notice shall be included in
	16	* all copies or substantial portions of the Software.
	17	*
	18	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	19	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	20	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
	21	* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	22	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	23	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
	24	* THE SOFTWARE.
	25	*/
	26
	27
	28	#ifndef __QEMU_VNC_TLS_H__
	29	#define __QEMU_VNC_TLS_H__
	30
	31	#include <gnutls/gnutls.h>
	32	#include <gnutls/x509.h>
	33
	34	#include "acl.h"
	35
	36	enum {
	37	VNC_WIREMODE_CLEAR,
	38	VNC_WIREMODE_TLS,
	39	};
	40
	41	typedef struct VncDisplayTLS VncDisplayTLS;
	42	typedef struct VncStateTLS VncStateTLS;
	43
	44	/* Server state */
	45	struct VncDisplayTLS {
	46	int x509verify; /* Non-zero if server requests & validates client cert */
	47	qemu_acl *acl;
	48
	49	/* Paths to x509 certs/keys */
	50	char *x509cacert;
	51	char *x509cacrl;
	52	char *x509cert;
	53	char *x509key;
	54	};
	55
	56	/* Per client state */
	57	struct VncStateTLS {
	58	/* Whether data is being TLS encrypted yet */
	59	int wiremode;
	60	gnutls_session_t session;
	61
	62	/* Client's Distinguished Name from the x509 cert */
	63	char *dname;
	64	};
65
66	int vnc_tls_client_setup(VncState *vs, int x509Creds);
67	void vnc_tls_client_cleanup(VncState *vs);
68
69	int vnc_tls_validate_certificate(VncState *vs);
70
71	int vnc_tls_set_x509_creds_dir(VncDisplay *vd,
72	const char *path);
73
74
75	#endif /* __QEMU_VNC_TLS_H__ */
76