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| author | Philippe Mathieu-Daudé <philmd@linaro.org> | 2024-12-03 15:20:13 +0100 |
|---|---|---|
| committer | Philippe Mathieu-Daudé <philmd@linaro.org> | 2024-12-20 17:44:56 +0100 |
| commit | 32cad1ffb81dcecf6f4a8af56d6e5892682839b1 (patch) | |
| tree | 6795b32d9c9a6406c9bbca905b9de8a90401af7f /include/system/tpm_util.h | |
| parent | 63cda19446c5307cc05b965c203742a583fc5abf (diff) | |
| download | focaccia-qemu-32cad1ffb81dcecf6f4a8af56d6e5892682839b1.tar.gz focaccia-qemu-32cad1ffb81dcecf6f4a8af56d6e5892682839b1.zip | |
include: Rename sysemu/ -> system/
Headers in include/sysemu/ are not only related to system *emulation*, they are also used by virtualization. Rename as system/ which is clearer. Files renamed manually then mechanical change using sed tool. Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Tested-by: Lei Yang <leiyang@redhat.com> Message-Id: <20241203172445.28576-1-philmd@linaro.org>
Diffstat (limited to 'include/system/tpm_util.h')
| -rw-r--r-- | include/system/tpm_util.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/include/system/tpm_util.h b/include/system/tpm_util.h new file mode 100644 index 0000000000..1858693225 --- /dev/null +++ b/include/system/tpm_util.h @@ -0,0 +1,72 @@ +/* + * TPM utility functions + * + * Copyright (c) 2010 - 2015 IBM Corporation + * Authors: + * Stefan Berger <stefanb@us.ibm.com> + * + * 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 SYSTEM_TPM_UTIL_H +#define SYSTEM_TPM_UTIL_H + +#include "system/tpm.h" +#include "qemu/bswap.h" + +void tpm_util_write_fatal_error_response(uint8_t *out, uint32_t out_len); + +bool tpm_util_is_selftest(const uint8_t *in, uint32_t in_len); + +int tpm_util_test_tpmdev(int tpm_fd, TPMVersion *tpm_version); + +static inline uint16_t tpm_cmd_get_tag(const void *b) +{ + return lduw_be_p(b); +} + +static inline void tpm_cmd_set_tag(void *b, uint16_t tag) +{ + stw_be_p(b, tag); +} + +static inline uint32_t tpm_cmd_get_size(const void *b) +{ + return ldl_be_p(b + 2); +} + +static inline void tpm_cmd_set_size(void *b, uint32_t size) +{ + stl_be_p(b + 2, size); +} + +static inline uint32_t tpm_cmd_get_ordinal(const void *b) +{ + return ldl_be_p(b + 6); +} + +static inline uint32_t tpm_cmd_get_errcode(const void *b) +{ + return ldl_be_p(b + 6); +} + +static inline void tpm_cmd_set_error(void *b, uint32_t error) +{ + stl_be_p(b + 6, error); +} + +void tpm_util_show_buffer(const unsigned char *buffer, + size_t buffer_size, const char *string); + +#endif /* SYSTEM_TPM_UTIL_H */ |