| Age | Commit message (Collapse) | Author | Lines |
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xous: misc fixes + add network support
This patchset makes several fixes to Xous support. Additionally, this patch adds networking support.
Many of these fixes are the result of the recent patch to get `unwinding` support merged. As a result of this patch, we can now run rust tests. As a result of these tests, we now have 729 tests passing:
```
failures:
env::tests::test
env::tests::test_self_exe_path
env::tests::vars_debug
env::tests::vars_os_debug
os::raw::tests::same
path::tests::test_push
path::tests::test_set_file_name
time::tests::since_epoch
test result: FAILED. 729 passed; 8 failed; 1 ignored; 0 measured; 0 filtered out; finished in 214.54s
```
In the course of fixing several tests and getting the test sequence to reliably run, several issues were found. This patchset fixes those issues.
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Albeit not documented, macOs also support negative value for the backlog
argument.
ref: https://github.com/apple/darwin-xnu/blob/2ff845c2e033bd0ff64b5b6aa6063a1f8f65aa32/bsd/kern/uipc_socket.c#L1061
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Use constants for the opcodes when writing to stdout or stderr.
There still is no stdin operation.
Signed-off-by: Sean Cross <sean@xobs.io>
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This is an initial commit of network support for Xous.
On hardware, is backed by smoltcp running via a Xous server in a
separate process space.
This patch adds TCP and UDP client and server support as well as DNS
resolution support using the dns Xous server.
Signed-off-by: Sean Cross <sean@xobs.io>
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When updating memory flags via `update_memory_flags()`, ensure we
multiply the slice length by the element size to get the full memory
size.
Signed-off-by: Sean Cross <sean@xobs.io>
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The amount of memory allocated was multiplied by sizeof::<T>(), so the
amount of memory to be freed should also be multiplied by sizeof::<T>().
Signed-off-by: Sean Cross <sean@xobs.io>
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The `ret1` and `ret2` return values from lend operations are returned in
$a1 and $a2. This function incorrectly pulled them from $a6 and $a7,
causing them to always be `0`.
Signed-off-by: Sean Cross <sean@xobs.io>
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std::net::bind using -1 for openbsd which in turn sets it to somaxconn.
trusting platform's SOMAXCONN instead of hardcoding to 128 otherwise.
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trusting platform's SOMAXCONN instead of hardcoding to 128 otherwise.
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kmc-solid: I/O safety
Adds the I/O safety API (#87329) for socket file descriptors in [`*-kmc-solid_*`](https://doc.rust-lang.org/nightly/rustc/platform-support/kmc-solid.html) Tier 3 targets. All new public items are gated by the `solid_ext` library feature.
This PR adds the following public types and traits:
std::os::solid::io::AsFd
std::os::solid::io::BorrowedFd
std::os::solid::io::OwnedFd
std::os::solid::prelude::AsFd (re-export)
std::os::solid::prelude::BorrowedFd (re-export)
std::os::solid::prelude::OwnedFd (re-export)
And trait implementations:
From<std::net::TcpListener> for std::os::solid::io::OwnedFd
From<std::net::TcpStream> for std::os::solid::io::OwnedFd
From<std::net::UdpSocket> for std::os::solid::io::OwnedFd
From<std::os::solid::io::OwnedFd> for std::net::TcpListener
From<std::os::solid::io::OwnedFd> for std::net::TcpStream
From<std::os::solid::io::OwnedFd> for std::net::UdpSocket
std::fmt::Debug for std::os::solid::io::BorrowedFd<'_>
std::fmt::Debug for std::os::solid::io::OwnedFd
std::io::IsTerminal for std::os::solid::io::BorrowedFd<'_>
std::io::IsTerminal for std::os::solid::io::OwnedFd
std::os::fd::AsRawFd for std::os::solid::io::BorrowedFd<'_>
std::os::fd::AsRawFd for std::os::solid::io::OwnedFd
std::os::fd::FromRawFd for std::os::solid::io::OwnedFd
std::os::fd::IntoRawFd for std::os::solid::io::OwnedFd
std::os::solid::io::AsFd for &impl std::os::solid::io::AsFd
std::os::solid::io::AsFd for &mut impl std::os::solid::io::AsFd
std::os::solid::io::AsFd for Arc<impl std::os::solid::io::AsFd>
std::os::solid::io::AsFd for Box<impl std::os::solid::io::AsFd>
std::os::solid::io::AsFd for Rc<impl std::os::solid::io::AsFd>
std::os::solid::io::AsFd for std::net::TcpListener
std::os::solid::io::AsFd for std::net::TcpStream
std::os::solid::io::AsFd for std::net::UdpSocket
std::os::solid::io::AsFd for std::os::solid::io::BorrowedFd<'_>
std::os::solid::io::AsFd for std::os::solid::io::OwnedFd
Taking advantage of the above change, this PR also refactors the internal details of `std::sys::solid::net` to match the design of other targets, e.g., by redefining `Socket` as a newtype of `OwnedFd`.
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This is where our Windows API bindings previously (and incorrectly) used `*mut` instead of `*const` pointers. Now that the bindings have been corrected, the mutable references (which auto-convert to `*mut`) are unnecessary and we can use shared references.
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if available use a Child's pidfd for kill/wait
This should get us closer to stabilization of pidfds since they now do something useful. And they're `CLOEXEC` now.
```
$ strace -ffe clone,sendmsg,recvmsg,execve,kill,pidfd_open,pidfd_send_signal,waitpid,waitid ./x test std --no-doc -- pidfd
[...]
running 1 tests
strace: Process 816007 attached
[pid 816007] pidfd_open(816006, 0) = 3
[pid 816007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x7f0c6b787990) = 816008
strace: Process 816008 attached
[pid 816007] recvmsg(3, <unfinished ...>
[pid 816008] pidfd_open(816008, 0) = 3
[pid 816008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="", iov_len=0}], msg_iovlen=1, msg_control=[{cmsg_len=20, cmsg_level=SOL_SOCKET, cmsg_type=SCM_RIGHTS, cmsg_data=[3]}], msg_controllen=24, msg_flags=0}, 0) = 0
[pid 816007] <... recvmsg resumed>{msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="", iov_len=0}], msg_iovlen=1, msg_control=[{cmsg_len=20, cmsg_level=SOL_SOCKET, cmsg_type=SCM_RIGHTS, cmsg_data=[4]}], msg_controllen=24, msg_flags=MSG_CMSG_CLOEXEC}, MSG_CMSG_CLOEXEC) = 0
[pid 816008] execve("/usr/bin/false", ["false"], 0x7ffcf2100048 /* 105 vars */) = 0
[pid 816007] waitid(P_PIDFD, 4, <unfinished ...>
[pid 816008] +++ exited with 1 +++
[pid 816007] <... waitid resumed>{si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=816008, si_uid=1001, si_status=1, si_utime=0, si_stime=0}, WEXITED, NULL) = 0
[pid 816007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=816008, si_uid=1001, si_status=1, si_utime=0, si_stime=0} ---
[pid 816007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDstrace: Process 816009 attached
, child_tidptr=0x7f0c6b787990) = 816009
[pid 816007] recvmsg(3, <unfinished ...>
[pid 816009] pidfd_open(816009, 0) = 3
[pid 816009] sendmsg(5, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="", iov_len=0}], msg_iovlen=1, msg_control=[{cmsg_len=20, cmsg_level=SOL_SOCKET, cmsg_type=SCM_RIGHTS, cmsg_data=[3]}], msg_controllen=24, msg_flags=0}, 0) = 0
[pid 816007] <... recvmsg resumed>{msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="", iov_len=0}], msg_iovlen=1, msg_control=[{cmsg_len=20, cmsg_level=SOL_SOCKET, cmsg_type=SCM_RIGHTS, cmsg_data=[5]}], msg_controllen=24, msg_flags=MSG_CMSG_CLOEXEC}, MSG_CMSG_CLOEXEC) = 0
[pid 816009] execve("/usr/bin/sleep", ["sleep", "1000"], 0x7ffcf2100048 /* 105 vars */) = 0
[pid 816007] waitid(P_PIDFD, 5, {}, WNOHANG|WEXITED, NULL) = 0
[pid 816007] pidfd_send_signal(5, SIGKILL, NULL, 0) = 0
[pid 816007] waitid(P_PIDFD, 5, <unfinished ...>
[pid 816009] +++ killed by SIGKILL +++
[pid 816007] <... waitid resumed>{si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=816009, si_uid=1001, si_status=SIGKILL, si_utime=0, si_stime=0}, WEXITED, NULL) = 0
[pid 816007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=816009, si_uid=1001, si_status=SIGKILL, si_utime=0, si_stime=0} ---
[pid 816007] +++ exited with 0 +++
```
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Remove asmjs
Fulfills [MCP 668](https://github.com/rust-lang/compiler-team/issues/668).
`asmjs-unknown-emscripten` does not work as-specified, and lacks essential upstream support for generating asm.js, so it should not exist at all.
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delegating to inner `Socket`
Removes some `unsafe` blocks.
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Follows how other targets are implemented.
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`{TcpStream,TcpListener,UdpSocket}`
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Mostly copied from `std::os::unix::io`, except quantifying file
descriptors with SOLID Sockets and removing the paragraph mentioning
`mmap`.
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It's mostly based on `std::os::fd::owned`.
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Approved via FCP in https://github.com/rust-lang/rust/issues/98245 .
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Simplify #[cfg] blocks
fmt
don't try to use the more appropriate direntry on musl
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These methods are the pre-stabilized API for obtaining peer credentials
from an `AF_UNIX` socket, part of the `unix_socket_ancillary_data` feature.
Their current behavior is to get/set one of the `SO_PASSCRED` (Linux),
`LOCAL_CREDS_PERSISTENT` (FreeBSD), or `LOCAL_CREDS` (NetBSD) socket
options. On other targets the `{set_}passcred()` methods do not exist.
There are two problems with this approach:
1. Having public methods only exist for certain targets isn't permitted
in a stable `std` API.
2. These options have generally similar purposes, but they are non-POSIX
and their details can differ in subtle and surprising ways (such as
whether they continue to be set after the next call to `recvmsg()`).
Splitting into OS-specific extension traits is the preferred solution to
both problems.
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Bump bootstrap compiler to just-released beta
https://forge.rust-lang.org/release/process.html#master-bootstrap-update-t-2-day-tuesday
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Update windows ffi bindings
Bump `windows-bindgen` to version 0.51.1. This brings with it some changes to the generated FFI bindings, but little that affects the code.
One change that does have more of an impact is `SOCKET` being `usize` instead of either `u64` or `u32` (as is used in std's public `SOCKET` type). However, it's now easy enough to abstract over that difference.
Finally I added a few new bindings that are likely to be used in pending PRs, mostly to make sure they're ok with the new metadata.
r? libs
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Implement From<OwnedFd/Handle> for ChildStdin/out/err object
## Summary
Comments in `library/std/src/process.rs` ( https://github.com/rust-lang/rust/commit/ab08639e5950f5c8a42a2870c9636181308c3686 ) indicates that `ChildStdin`, `ChildStdout`, `ChildStderr` implements some traits that are not actually implemented: `FromRawFd`, `FromRawHandle`, and the `From<OwnedFd>/From<OwnedHandle>` from the io_safety feature.
In this PR I implement `FromRawHandle` and `FromRawFd` for those 3 objects.
## Usecase
I have a usecase where those implementations are basically needed. I want to customize
in the `Command::spawn` API how the pipes for the parent/child communications are created (mainly to strengthen the security attributes on them). I can properly setup the pipes,
and the "child" handles can be provided to `Child::spawn` easily using `Stdio::from_raw_handle`. However, there is no way to generate the `ChildStd*` objects from the raw handle of the created name pipe, which would be very useful to still expose the same API
than in other OS (basically a `spawn(...) -> (Child, ChildStdin, ChildStdout, ChildSterr)`, where on windows this is customized), and to for example use `tokio::ChildStdin::from_std` afterwards.
## Questions
* Are those impls OK to add? I have searched to see if those impls were missing on purpose, or if it was just never implemented because never needed. I haven't found any indication on why they couldn't be added, although the user clearly has to be very careful that the handle provided makes sense (i think, mainly that it is in overlapped mode for windows).
* If this change is ok, adding the impls for the io_safety feature would probably be best, or should it be done in another PR?
* I just copy-pasted the `#[stable(...)]` attributes, but the `since` value has to be updated, I'm not sure to which value.
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fix OS-specific I/O safety docs since the io_safety feature is stable
Looks like this text was forgotten to be updated when `io_safety` got stabilized: it still says "once the io_safety feature is stable".
Also adjust the wording a bit for how these docs relate to the general concept of I/O safety.
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- Hide Docs
- Use repr_unpacked error
Signed-off-by: Ayush Singh <ayushdevel1325@gmail.com>
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- Update Example
- Add thread_parking to sys::uefi
- Fix unsafe in unsafe errors
- Improve docs
- Improve os/exit
- Some asserts
- Switch back to atomics
Signed-off-by: Ayush Singh <ayushdevel1325@gmail.com>
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- Some comment fixes.
- Make some functions unsafe.
- Make helpers module private.
- Rebase on master
- Update r-efi to v4.2.0
Signed-off-by: Ayush Singh <ayushsingh1325@gmail.com>
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Signed-off-by: Ayush Singh <ayushsingh1325@gmail.com>
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- Make BootServices unavailable if ExitBootServices event is signaled.
- Use thread locals for SystemTable and ImageHandle
Signed-off-by: Ayush Singh <ayushsingh1325@gmail.com>
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Signed-off-by: Ayush Singh <ayushsingh1325@gmail.com>
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Implemented modules:
1. alloc
2. os_str
3. env
4. math
Tracking Issue: https://github.com/rust-lang/rust/issues/100499
API Change Proposal: https://github.com/rust-lang/libs-team/issues/87
This was originally part of https://github.com/rust-lang/rust/pull/100316. Since
that PR was becoming too unwieldy and cluttered, and with suggestion
from @dvdhrm, I have extracted a minimal std implementation to this PR.
Signed-off-by: Ayush Singh <ayushsingh1325@gmail.com>
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add more explicit I/O safety documentation
Fixes https://github.com/rust-lang/unsafe-code-guidelines/issues/434
Cc https://github.com/rust-lang/rust/issues/114167
Cc `@Manishearth` `@sunfishcode` `@joshtriplett`
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