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/*
* QEMU crypto TLS Pre-Shared Key (PSK) support
*
* Copyright (c) 2018 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef QCRYPTO_TLSCREDSPSK_H
#define QCRYPTO_TLSCREDSPSK_H
#include "crypto/tlscreds.h"
#include "qom/object.h"
#define TYPE_QCRYPTO_TLS_CREDS_PSK "tls-creds-psk"
typedef struct QCryptoTLSCredsPSK QCryptoTLSCredsPSK;
DECLARE_INSTANCE_CHECKER(QCryptoTLSCredsPSK, QCRYPTO_TLS_CREDS_PSK,
TYPE_QCRYPTO_TLS_CREDS_PSK)
typedef struct QCryptoTLSCredsPSKClass QCryptoTLSCredsPSKClass;
#define QCRYPTO_TLS_CREDS_PSKFILE "keys.psk"
/**
* QCryptoTLSCredsPSK:
*
* The QCryptoTLSCredsPSK object provides a representation
* of the Pre-Shared Key credential used to perform a TLS handshake.
*
* This is a user creatable object, which can be instantiated
* via object_new_propv():
*
* <example>
* <title>Creating TLS-PSK credential objects in code</title>
* <programlisting>
* Object *obj;
* Error *err = NULL;
* obj = object_new_propv(TYPE_QCRYPTO_TLS_CREDS_PSK,
* "tlscreds0",
* &err,
* "dir", "/path/to/dir",
* "endpoint", "client",
* NULL);
* </programlisting>
* </example>
*
* Or via QMP:
*
* <example>
* <title>Creating TLS-PSK credential objects via QMP</title>
* <programlisting>
* {
* "execute": "object-add", "arguments": {
* "id": "tlscreds0",
* "qom-type": "tls-creds-psk",
* "props": {
* "dir": "/path/to/dir",
* "endpoint": "client"
* }
* }
* }
* </programlisting>
* </example>
*
* Or via the CLI:
*
* <example>
* <title>Creating TLS-PSK credential objects via CLI</title>
* <programlisting>
* qemu-system-x86_64 --object tls-creds-psk,id=tlscreds0,\
* endpoint=client,dir=/path/to/dir[,username=qemu]
* </programlisting>
* </example>
*
* The PSK file can be created and managed using psktool.
*/
struct QCryptoTLSCredsPSK {
QCryptoTLSCreds parent_obj;
char *username;
#ifdef CONFIG_GNUTLS
union {
gnutls_psk_server_credentials_t server;
gnutls_psk_client_credentials_t client;
} data;
#endif
};
struct QCryptoTLSCredsPSKClass {
QCryptoTLSCredsClass parent_class;
};
#endif /* QCRYPTO_TLSCREDSPSK_H */
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