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https://github.com/projectacrn/acrn-hypervisor.git
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eb8bcb06b3
Modified the copyright year range in code, and corrected "int32_tel" into "Intel" in two "hypervisor/include/debug/profiling.h" and "hypervisor/include/debug/profiling_internal.h". Tracked-On: #7559 Signed-off-by: Ziheng Li <ziheng.li@intel.com>
55 lines
1.4 KiB
C
55 lines
1.4 KiB
C
/*
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* Copyright (C) 2018-2022 Intel Corporation.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef _TPM_INTERNAL_H_
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#define _TPM_INTERNAL_H_
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/* TPMCommBuffer will package TPM2 command and
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* response which are handled by TPM emulator
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*
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* locty: the locality TPM emulator used
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* in & in_len: To indicate the buffer and the
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* size for TPM command
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* out & out_len: To indicate the buffer and
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* the size for TPM response
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*/
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typedef struct TPMCommBuffer {
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uint8_t locty;
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const uint8_t *in;
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uint32_t in_len;
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uint8_t *out;
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uint32_t out_len;
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bool selftest_done;
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} TPMCommBuffer;
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/* APIs by tpm_emulator.c */
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/* Create Ctrl channel and Cmd channel so as to communicate with SWTPM */
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int init_tpm_emulator(const char *sock_path);
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/* Shutdown of SWTPM and close Ctrl channel and Cmd channel */
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void deinit_tpm_emulator(void);
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/* Send Ctrl channel command CMD_GET_TPMESTABLISHED to SWTPM */
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bool swtpm_get_tpm_established_flag(void);
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/* Send TPM2 command request to SWTPM by using Cmd channel */
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int swtpm_handle_request(TPMCommBuffer *cmd);
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/* Initialization for SWTPM */
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int swtpm_startup(size_t buffersize);
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/* Cancellation of the current TPM2 command */
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void swtpm_cancel_cmd(void);
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/* APIs by tpm_crb.c */
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/* Initialize TPM CRB Virtual Device */
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int init_tpm_crb(struct vmctx *ctx);
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/* Deinitialize TPM CRB Virtual Device */
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void deinit_tpm_crb(struct vmctx *ctx);
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#endif
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