src/libstd/os/fortanix_sgx/mod.rs

   1 //! Functionality specific to the `x86_64-fortanix-unknown-sgx` target.
   2 //!
   3 //! This includes functions to deal with memory isolation, usercalls, and the
   4 //! SGX instruction set.
   5
   6 #![deny(missing_docs, missing_debug_implementations)]
   7 #![unstable(feature = "sgx_platform", issue = "56975")]
   8
   9 /// Low-level interfaces to usercalls. See the [ABI documentation] for more
  10 /// information.
  11 ///
  12 /// [ABI documentation]: https://docs.rs/fortanix-sgx-abi/
  13 pub mod usercalls {
  14     pub use crate::sys::abi::usercalls::*;
  15
  16     /// Primitives for allocating memory in userspace as well as copying data
  17     /// to and from user memory.
  18     pub mod alloc {
  19         pub use crate::sys::abi::usercalls::alloc::*;
  20     }
  21
  22     /// Lowest-level interfaces to usercalls and usercall ABI type definitions.
  23     pub mod raw {
  24         pub use crate::sys::abi::usercalls::raw::{do_usercall, Usercalls as UsercallNrs};
  25         pub use crate::sys::abi::usercalls::raw::{accept_stream, alloc, async_queues, bind_stream,
  26                                            close, connect_stream, exit, flush, free, insecure_time,
  27                                            launch_thread, read, read_alloc, send, wait, write};
  28
  29         // fortanix-sgx-abi re-exports
  30         pub use crate::sys::abi::usercalls::raw::{ByteBuffer, FifoDescriptor, Return, Usercall};
  31         pub use crate::sys::abi::usercalls::raw::Error;
  32         pub use crate::sys::abi::usercalls::raw::{EV_RETURNQ_NOT_EMPTY, EV_UNPARK,
  33                                            EV_USERCALLQ_NOT_FULL, FD_STDERR, FD_STDIN, FD_STDOUT,
  34                                            RESULT_SUCCESS, USERCALL_USER_DEFINED, WAIT_INDEFINITE,
  35                                            WAIT_NO};
  36         pub use crate::sys::abi::usercalls::raw::{Fd, Result, Tcs};
  37     }
  38 }
  39
  40 /// Functions for querying mapping information for pointers.
  41 pub mod mem {
  42     pub use crate::sys::abi::mem::*;
  43 }
  44
  45 pub use crate::sys::ext::{io, arch, ffi};
  46
  47 /// Functions for querying thread-related information.
  48 pub mod thread {
  49     pub use crate::sys::abi::thread::current;
  50 }