| 1 | /* |
| 2 | * TPM configuration |
| 3 | * |
| 4 | * Copyright (C) 2011-2013 IBM Corporation |
| 5 | * |
| 6 | * Authors: |
| 7 | * Stefan Berger <stefanb@us.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 | #ifndef BACKENDS_TPM_INT_H |
| 13 | #define BACKENDS_TPM_INT_H |
| 14 | |
| 15 | #include "qemu/option.h" |
| 16 | #include "system/tpm.h" |
| 17 | |
| 18 | #define TPM_STANDARD_CMDLINE_OPTS \ |
| 19 | { \ |
| 20 | .name = "type", \ |
| 21 | .type = QEMU_OPT_STRING, \ |
| 22 | .help = "Type of TPM backend", \ |
| 23 | } |
| 24 | |
| 25 | struct tpm_req_hdr { |
| 26 | uint16_t tag; |
| 27 | uint32_t len; |
| 28 | uint32_t ordinal; |
| 29 | } QEMU_PACKED; |
| 30 | |
| 31 | struct tpm_resp_hdr { |
| 32 | uint16_t tag; |
| 33 | uint32_t len; |
| 34 | uint32_t errcode; |
| 35 | } QEMU_PACKED; |
| 36 | |
| 37 | #define TPM_TAG_RQU_COMMAND 0xc1 |
| 38 | #define TPM_TAG_RQU_AUTH1_COMMAND 0xc2 |
| 39 | #define TPM_TAG_RQU_AUTH2_COMMAND 0xc3 |
| 40 | |
| 41 | #define TPM_TAG_RSP_COMMAND 0xc4 |
| 42 | #define TPM_TAG_RSP_AUTH1_COMMAND 0xc5 |
| 43 | #define TPM_TAG_RSP_AUTH2_COMMAND 0xc6 |
| 44 | |
| 45 | #define TPM_BAD_PARAMETER 3 |
| 46 | #define TPM_FAIL 9 |
| 47 | #define TPM_KEYNOTFOUND 13 |
| 48 | #define TPM_BAD_PARAM_SIZE 25 |
| 49 | #define TPM_ENCRYPT_ERROR 32 |
| 50 | #define TPM_DECRYPT_ERROR 33 |
| 51 | #define TPM_BAD_KEY_PROPERTY 40 |
| 52 | #define TPM_BAD_MODE 44 |
| 53 | #define TPM_BAD_VERSION 46 |
| 54 | #define TPM_BAD_LOCALITY 61 |
| 55 | |
| 56 | #define TPM_ORD_ContinueSelfTest 0x53 |
| 57 | #define TPM_ORD_GetTicks 0xf1 |
| 58 | #define TPM_ORD_GetCapability 0x65 |
| 59 | |
| 60 | #define TPM_CAP_PROPERTY 0x05 |
| 61 | |
| 62 | #define TPM_CAP_PROP_INPUT_BUFFER 0x124 |
| 63 | |
| 64 | /* TPM2 defines */ |
| 65 | #define TPM2_ST_NO_SESSIONS 0x8001 |
| 66 | |
| 67 | #define TPM2_CC_ReadClock 0x00000181 |
| 68 | #define TPM2_CC_GetCapability 0x0000017a |
| 69 | |
| 70 | #define TPM2_CAP_TPM_PROPERTIES 0x6 |
| 71 | |
| 72 | #define TPM2_PT_MAX_COMMAND_SIZE 0x11e |
| 73 | |
| 74 | #define TPM_RC_INSUFFICIENT 0x9a |
| 75 | #define TPM_RC_FAILURE 0x101 |
| 76 | #define TPM_RC_LOCALITY 0x907 |
| 77 | |
| 78 | int tpm_util_get_buffer_size(int tpm_fd, TPMVersion tpm_version, |
| 79 | size_t *buffersize); |
| 80 | |
| 81 | typedef struct TPMSizedBuffer { |
| 82 | uint32_t size; |
| 83 | uint8_t *buffer; |
| 84 | } TPMSizedBuffer; |
| 85 | |
| 86 | void tpm_sized_buffer_reset(TPMSizedBuffer *tsb); |
| 87 | |
| 88 | #endif /* BACKENDS_TPM_INT_H */ |