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/*
* Minimal TPM emulator for TPM test cases
*
* Copyright (c) 2018 Red Hat, Inc.
*
* Authors:
* Marc-André Lureau <marcandre.lureau@redhat.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 TESTS_TPM_EMU_H
#define TESTS_TPM_EMU_H
#define TPM_RC_FAILURE 0x101
#define TPM2_ST_NO_SESSIONS 0x8001
#define TPM_FAIL 9
#define TPM_TAG_RSP_COMMAND 0xc4
#include "qemu/sockets.h"
#include "io/channel.h"
#include "system/tpm.h"
#include "libqtest.h"
struct tpm_hdr {
uint16_t tag;
uint32_t len;
uint32_t code; /*ordinal/error */
char buffer[];
} QEMU_PACKED;
#ifndef CONFIG_TPM
enum TPMVersion {
TPM_VERSION_1_2 = 1,
TPM_VERSION_2_0 = 2,
};
#endif
typedef struct TPMTestState {
GMutex data_mutex;
GCond data_cond;
bool data_cond_signal;
SocketAddress *addr;
QIOChannel *tpm_ioc;
GThread *emu_tpm_thread;
struct tpm_hdr *tpm_msg;
enum TPMVersion tpm_version;
} TPMTestState;
void tpm_emu_test_wait_cond(TPMTestState *s);
void *tpm_emu_ctrl_thread(void *data);
bool tpm_model_is_available(const char *args, const char *tpm_if);
#endif /* TESTS_TPM_EMU_H */
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