samplecode/switchless/enclave/src/lib.rs

// Copyright (C) 2017-2019 Baidu, Inc. All Rights Reserved.
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#![crate_name = "switchlessenclave"]
#![crate_type = "staticlib"]

#![cfg_attr(not(target_env = "sgx"), no_std)]
#![cfg_attr(target_env = "sgx", feature(rustc_private))]

extern crate sgx_types;
#[cfg(not(target_env = "sgx"))]
extern crate sgx_tstd as std;

use sgx_types::*;

extern "C"{
    // OCALLS
    pub fn ocall_empty () -> sgx_status_t;
    pub fn ocall_empty_switchless () -> sgx_status_t;
}

#[no_mangle]
pub extern "C"
fn ecall_repeat_ocalls(nrepeats : u64, use_switchless : i32) {

    if use_switchless == 0 {
        for _ in 0..nrepeats {
            unsafe {ocall_empty();}
        }
    }
    else {
        for _ in 0..nrepeats {
            unsafe {ocall_empty_switchless();}
        }
    }
}
#[no_mangle]
pub extern "C"
fn ecall_empty(){
}
#[no_mangle]
pub extern "C"
fn ecall_empty_switchless() {
}