sgxsdk-ra-attester_u.c

#include <assert.h>
#include <stdlib.h>

#include <sgx_uae_service.h>

#include <ra.h>
#include <ra-attester.h>
#include <ias-ra.h>

/* Untrusted code to do remote attestation with the SGX SDK. */

void ocall_remote_attestation
    (sgx_report_t * report,
     const struct ra_tls_options *opts,
     attestation_verification_report_t * attn_report) {
	// produce quote
	uint32_t quote_size;
	sgx_calc_quote_size(NULL, 0, &quote_size);

	sgx_quote_t *quote = (sgx_quote_t *) calloc(1, quote_size);

	sgx_status_t status;
	status = sgx_get_quote(report,
			       opts->quote_type,
			       &opts->spid,
			       NULL, NULL, 0, NULL, quote, quote_size);
	assert(SGX_SUCCESS == status);

	// verify against IAS
	obtain_attestation_verification_report(quote, quote_size, opts,
					       attn_report);
}

void ocall_sgx_init_quote(sgx_target_info_t * target_info)
{
	sgx_epid_group_id_t gid;
	sgx_status_t status = sgx_init_quote(target_info, &gid);
	assert(status == SGX_SUCCESS);
}