| 1 | /* |
| 2 | * AWS nitro-enclave machine |
| 3 | * |
| 4 | * Copyright (c) 2024 Dorjoy Chowdhury <dorjoychy111@gmail.com> |
| 5 | * |
| 6 | * This work is licensed under the terms of the GNU GPL, version 2 or |
| 7 | * (at your option) any later version. See the COPYING file in the |
| 8 | * top-level directory. |
| 9 | */ |
| 10 | |
| 11 | #ifndef HW_I386_NITRO_ENCLAVE_H |
| 12 | #define HW_I386_NITRO_ENCLAVE_H |
| 13 | |
| 14 | #include "crypto/hash.h" |
| 15 | #include "hw/i386/microvm.h" |
| 16 | #include "qom/object.h" |
| 17 | #include "hw/virtio/virtio-nsm.h" |
| 18 | |
| 19 | /* Machine type options */ |
| 20 | #define NITRO_ENCLAVE_VSOCK_CHARDEV_ID "vsock" |
| 21 | #define NITRO_ENCLAVE_ID "id" |
| 22 | #define NITRO_ENCLAVE_PARENT_ROLE "parent-role" |
| 23 | #define NITRO_ENCLAVE_PARENT_ID "parent-id" |
| 24 | |
| 25 | struct NitroEnclaveMachineClass { |
| 26 | MicrovmMachineClass parent; |
| 27 | |
| 28 | void (*parent_init)(MachineState *state); |
| 29 | void (*parent_reset)(MachineState *machine, ResetType type); |
| 30 | }; |
| 31 | |
| 32 | struct NitroEnclaveMachineState { |
| 33 | MicrovmMachineState parent; |
| 34 | |
| 35 | /* Machine type options */ |
| 36 | char *vsock; |
| 37 | /* Enclave identifier */ |
| 38 | char *id; |
| 39 | /* Parent instance IAM role ARN */ |
| 40 | char *parent_role; |
| 41 | /* Parent instance identifier */ |
| 42 | char *parent_id; |
| 43 | |
| 44 | /* Machine state */ |
| 45 | VirtIONSM *vnsm; |
| 46 | |
| 47 | /* kernel + ramdisks + cmdline SHA384 hash */ |
| 48 | uint8_t image_hash[QCRYPTO_HASH_DIGEST_LEN_SHA384]; |
| 49 | /* kernel + boot ramdisk + cmdline SHA384 hash */ |
| 50 | uint8_t bootstrap_hash[QCRYPTO_HASH_DIGEST_LEN_SHA384]; |
| 51 | /* application ramdisk(s) SHA384 hash */ |
| 52 | uint8_t app_hash[QCRYPTO_HASH_DIGEST_LEN_SHA384]; |
| 53 | /* certificate fingerprint SHA384 hash */ |
| 54 | uint8_t fingerprint_hash[QCRYPTO_HASH_DIGEST_LEN_SHA384]; |
| 55 | bool signature_found; |
| 56 | }; |
| 57 | |
| 58 | #define TYPE_NITRO_ENCLAVE_MACHINE MACHINE_TYPE_NAME("nitro-enclave") |
| 59 | OBJECT_DECLARE_TYPE(NitroEnclaveMachineState, NitroEnclaveMachineClass, |
| 60 | NITRO_ENCLAVE_MACHINE) |
| 61 | |
| 62 | #endif |