xref: /openbmc/qemu/tests/qtest/tpm-util.h (revision ffe98631)
1 /*
2  * QTest TPM utilities
3  *
4  * Copyright (c) 2018 IBM Corporation
5  *
6  * Authors:
7  *   Stefan Berger <stefanb@linux.vnet.ibm.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_UTIL_H
14 #define TESTS_TPM_UTIL_H
15 
16 #include "io/channel-socket.h"
17 
18 extern uint64_t tpm_tis_base_addr;
19 
20 #define TIS_REG(LOCTY, REG) \
21     (tpm_tis_base_addr + ((LOCTY) << 12) + REG)
22 
23 typedef void (tx_func)(QTestState *s,
24                        const unsigned char *req, size_t req_size,
25                        unsigned char *rsp, size_t rsp_size);
26 
27 void tpm_util_crb_transfer(QTestState *s,
28                            const unsigned char *req, size_t req_size,
29                            unsigned char *rsp, size_t rsp_size);
30 void tpm_util_tis_transfer(QTestState *s,
31                            const unsigned char *req, size_t req_size,
32                            unsigned char *rsp, size_t rsp_size);
33 
34 void tpm_util_startup(QTestState *s, tx_func *tx);
35 void tpm_util_pcrextend(QTestState *s, tx_func *tx);
36 void tpm_util_pcrread(QTestState *s, tx_func *tx,
37                       const unsigned char *exp_resp, size_t exp_resp_size);
38 
39 bool tpm_util_swtpm_has_tpm2(void);
40 
41 gboolean tpm_util_swtpm_start(const char *path, GPid *pid,
42                               SocketAddress **addr, GError **error);
43 void tpm_util_swtpm_kill(GPid pid);
44 
45 void tpm_util_migrate(QTestState *who, const char *uri);
46 
47 void tpm_util_migration_start_qemu(QTestState **src_qemu,
48                                    QTestState **dst_qemu,
49                                    SocketAddress *src_tpm_addr,
50                                    SocketAddress *dst_tpm_addr,
51                                    const char *miguri,
52                                    const char *ifmodel,
53                                    const char *machine_options);
54 
55 void tpm_util_wait_for_migration_complete(QTestState *who);
56 void tpm_util_rmdir(const char *path);
57 
58 #endif /* TESTS_TPM_UTIL_H */
59