feat(rtc_data_enclave::validate_and_save): insert stub call to save_access_key OCALL

Author: PiDelport

rtc_data_enclave/src/lib.rs

@@ -19,6 +19,7 @@ use std::prelude::v1::*;
 
 #[allow(unused_imports)] // for ECALL linking
 use rtc_tenclave::enclave::enclave_create_report;
+use rtc_types::enclave_messages::set_access_key;
 use rtc_types::*;
 use sgx_types::*;
 
@@ -42,6 +43,20 @@ pub unsafe extern "C" fn validate_and_save(
         Err(err) => return EcallResult::Err(err),
     };
 
+    // TODO: Get access key request data from validate_and_seal?
+    let request = set_access_key::Request {
+        uuid: Default::default(),
+        access_key: Default::default(),
+        unsealed_size: Default::default(),
+    };
+    let response = match ocalls::save_access_key(auth_enclave_id, request) {
+        Ok(response) => response,
+        Err(err) => return EcallResult::Err(DataUploadError::SaveAccessKeySealingError(err)),
+    };
+    if !response.success {
+        return EcallResult::Err(DataUploadError::SaveAccessKeyFailed);
+    }
+
     match ocalls::save_sealed_blob_u(sealed.sealed_data, sealed.uuid) {
         sgx_status_t::SGX_SUCCESS => EcallResult::Ok(sealed.client_payload.into()),
         err => EcallResult::Err(DataUploadError::Sealing(err)),

rtc_data_enclave/src/ocalls/mod.rs

@@ -5,6 +5,5 @@ mod save_sealed_blob_impl;
 
 // Re-export the OCALL entry points we're interested in:
 
-#[allow(unused_imports)] // TODO
 pub(crate) use save_access_key_impl::save_access_key;
 pub(crate) use save_sealed_blob_impl::save_sealed_blob_u;

rtc_data_enclave/src/ocalls/save_access_key_impl.rs

@@ -12,7 +12,6 @@ use sgx_tstd::enclave::get_enclave_id;
 use sgx_types::{sgx_enclave_id_t, sgx_status_t};
 
 // Handle protected channel establishment
-#[allow(dead_code)] // TODO
 pub(crate) fn save_access_key(
     auth_enclave_id: sgx_enclave_id_t,
     request: set_access_key::Request,