1 /* 2 * Copyright (c) 2024, Arm Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #include <errno.h> 8 #include <string.h> 9 10 #include <plat/common/platform.h> 11 12 static const uint8_t sample_delegated_key[] = { 13 0x20, 0x11, 0xC7, 0xF0, 0x3C, 0xEE, 0x43, 0x25, 0x17, 0x6E, 14 0x52, 0x4F, 0x03, 0x3C, 0x0C, 0xE1, 0xE2, 0x1A, 0x76, 0xE6, 15 0xC1, 0xA4, 0xF0, 0xB8, 0x39, 0xAA, 0x1D, 0xF6, 0x1E, 0x0E, 16 0x8A, 0x5C, 0x8A, 0x05, 0x74, 0x0F, 0x9B, 0x69, 0xEF, 0xA7, 17 0xEB, 0x1A, 0x41, 0x85, 0xBD, 0x11, 0x7F, 0x68 18 }; 19 20 /* 21 * Get the hardcoded delegated realm attestation key as QEMU 22 * does not support RSE. 23 */ 24 int plat_rmmd_get_cca_realm_attest_key(uintptr_t buf, size_t *len, 25 unsigned int type) 26 { 27 if (*len < sizeof(sample_delegated_key)) { 28 return -EINVAL; 29 } 30 31 (void)memcpy((void *)buf, (const void *)sample_delegated_key, 32 sizeof(sample_delegated_key)); 33 *len = sizeof(sample_delegated_key); 34 35 return 0; 36 } 37