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[Assignment-7] add first enclave part
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Sascha Tommasone 2024-06-30 17:47:22 +02:00
parent a5458bb8d2
commit aa1d4327f5
Signed by: saschato
GPG key ID: 751068A86FCAA217
4 changed files with 138 additions and 0 deletions
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28
Assignment 7 - SGX Hands-on/src/enclave/enclave.c Normal file
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#include "Enclave.h"
#include "Enclave_t.h"
#include <sgx_error.h>
#include <sgx_tcrypto.h>
sgx_status_t public_key(uint8_t *gx, uint8_t *gy) {
// unseal key or from file system
}
sgx_status_t sign_firmware(uint8_t *data, size_t data_size, uint8_t *signature, size_t signature_size) {
sgx_ecc_state_handle_t ecc_handle;
sgx_ec256_private_t private;
sgx_ec256_public_t public;
sgx_status_t status;
if((status = sgx_ecc256_open_context(&ecc_handle)) != SGX_SUCCESS)
return status;
if((status = sgx_ecc256_create_key_pair(&private, &public, ecc_handle)) != SGX_SUCCESS)
return status;
sgx_ec256_signature_t ecc_signature;
if((status = sgx_ecdsa_sign(data, data_size, &private, &ecc_signature, ecc_handle)) != SGX_SUCCESS)
return status;
sgx_ecc256_close_context(ecc_handle);
return SGX_SUCCESS;
}