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SGX target: Expose thread id function in os module #58949

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Mar 16, 2019
Merged

SGX target: Expose thread id function in os module #58949

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5 changes: 5 additions & 0 deletions src/libstd/os/fortanix_sgx/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -43,3 +43,8 @@ pub mod mem {
}

pub use crate::sys::ext::{io, arch, ffi};

/// Functions for querying thread-related information.
pub mod thread {
pub use crate::sys::abi::thread::current;
}
1 change: 1 addition & 0 deletions src/libstd/sys/sgx/abi/thread.rs
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Expand Up @@ -4,6 +4,7 @@ use fortanix_sgx_abi::Tcs;
/// 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() -> Tcs; }
unsafe { get_tcs_addr() }
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