522ece32d2
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Markus Armbruster <armbru@redhat.com> Message-Id: <20180201111846.21846-4-armbru@redhat.com>
73 lines
1.8 KiB
C
73 lines
1.8 KiB
C
/*
|
|
* Public TPM functions
|
|
*
|
|
* Copyright (C) 2011-2013 IBM Corporation
|
|
*
|
|
* Authors:
|
|
* Stefan Berger <stefanb@us.ibm.com>
|
|
*
|
|
* This work is licensed under the terms of the GNU GPL, version 2 or later.
|
|
* See the COPYING file in the top-level directory.
|
|
*/
|
|
#ifndef QEMU_TPM_H
|
|
#define QEMU_TPM_H
|
|
|
|
#include "qom/object.h"
|
|
|
|
int tpm_config_parse(QemuOptsList *opts_list, const char *optarg);
|
|
int tpm_init(void);
|
|
void tpm_cleanup(void);
|
|
|
|
typedef enum TPMVersion {
|
|
TPM_VERSION_UNSPEC = 0,
|
|
TPM_VERSION_1_2 = 1,
|
|
TPM_VERSION_2_0 = 2,
|
|
} TPMVersion;
|
|
|
|
#define TYPE_TPM_IF "tpm-if"
|
|
#define TPM_IF_CLASS(klass) \
|
|
OBJECT_CLASS_CHECK(TPMIfClass, (klass), TYPE_TPM_IF)
|
|
#define TPM_IF_GET_CLASS(obj) \
|
|
OBJECT_GET_CLASS(TPMIfClass, (obj), TYPE_TPM_IF)
|
|
#define TPM_IF(obj) \
|
|
INTERFACE_CHECK(TPMIf, (obj), TYPE_TPM_IF)
|
|
|
|
typedef struct TPMIf {
|
|
Object parent_obj;
|
|
} TPMIf;
|
|
|
|
typedef struct TPMIfClass {
|
|
InterfaceClass parent_class;
|
|
|
|
enum TpmModel model;
|
|
void (*request_completed)(TPMIf *obj, int ret);
|
|
enum TPMVersion (*get_version)(TPMIf *obj);
|
|
} TPMIfClass;
|
|
|
|
#define TYPE_TPM_TIS "tpm-tis"
|
|
#define TYPE_TPM_CRB "tpm-crb"
|
|
|
|
#define TPM_IS_TIS(chr) \
|
|
object_dynamic_cast(OBJECT(chr), TYPE_TPM_TIS)
|
|
#define TPM_IS_CRB(chr) \
|
|
object_dynamic_cast(OBJECT(chr), TYPE_TPM_CRB)
|
|
|
|
/* returns NULL unless there is exactly one TPM device */
|
|
static inline TPMIf *tpm_find(void)
|
|
{
|
|
Object *obj = object_resolve_path_type("", TYPE_TPM_IF, NULL);
|
|
|
|
return TPM_IF(obj);
|
|
}
|
|
|
|
static inline TPMVersion tpm_get_version(TPMIf *ti)
|
|
{
|
|
if (!ti) {
|
|
return TPM_VERSION_UNSPEC;
|
|
}
|
|
|
|
return TPM_IF_GET_CLASS(ti)->get_version(ti);
|
|
}
|
|
|
|
#endif /* QEMU_TPM_H */
|