| use fortanix_sgx_abi::Tcs; |
| |
| /// Gets the ID for the current thread. The ID is guaranteed to be unique among |
| /// all currently running threads in the enclave, and it is guaranteed to be |
| /// constant for the lifetime of the thread. More specifically for SGX, there |
| /// is a one-to-one correspondence of the ID to the address of the TCS. |
| #[unstable(feature = "sgx_platform", issue = "56975")] |
| pub fn current() -> Tcs { |
| extern "C" { |
| fn get_tcs_addr() -> *mut u8; |
| } |
| let addr = unsafe { get_tcs_addr() }; |
| match Tcs::new(addr) { |
| Some(tcs) => tcs, |
| None => rtabort!("TCS must not be placed at address zero (this is a linker error)"), |
| } |
| } |
