qemu

FORK: QEMU emulator
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tpm-emu.h (1220B)

      1 /*
      2  * Minimal TPM emulator for TPM test cases
      3  *
      4  * Copyright (c) 2018 Red Hat, Inc.
      5  *
      6  * Authors:
      7  *   Marc-André Lureau <marcandre.lureau@redhat.com>
      8  *
      9  * This work is licensed under the terms of the GNU GPL, version 2 or later.
     10  * See the COPYING file in the top-level directory.
     11  */
     12 
     13 #ifndef TESTS_TPM_EMU_H
     14 #define TESTS_TPM_EMU_H
     15 
     16 #define TPM_RC_FAILURE 0x101
     17 #define TPM2_ST_NO_SESSIONS 0x8001
     18 
     19 #define TPM_FAIL 9
     20 #define TPM_TAG_RSP_COMMAND 0xc4
     21 
     22 #include "qemu/sockets.h"
     23 #include "io/channel.h"
     24 #include "sysemu/tpm.h"
     25 #include "libqtest.h"
     26 
     27 struct tpm_hdr {
     28     uint16_t tag;
     29     uint32_t len;
     30     uint32_t code; /*ordinal/error */
     31     char buffer[];
     32 } QEMU_PACKED;
     33 
     34 #ifndef CONFIG_TPM
     35 enum TPMVersion {
     36     TPM_VERSION_1_2 = 1,
     37     TPM_VERSION_2_0 = 2,
     38 };
     39 #endif
     40 
     41 typedef struct TPMTestState {
     42     GMutex data_mutex;
     43     GCond data_cond;
     44     bool data_cond_signal;
     45     SocketAddress *addr;
     46     QIOChannel *tpm_ioc;
     47     GThread *emu_tpm_thread;
     48     struct tpm_hdr *tpm_msg;
     49     enum TPMVersion tpm_version;
     50 } TPMTestState;
     51 
     52 void tpm_emu_test_wait_cond(TPMTestState *s);
     53 void *tpm_emu_ctrl_thread(void *data);
     54 bool tpm_model_is_available(const char *args, const char *tpm_if);
     55 
     56 #endif /* TESTS_TPM_EMU_H */