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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:06:37 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:06:37 +0000 |
commit | 246f239d9f40f633160f0c18f87a20922d4e77bb (patch) | |
tree | 5a88572663584b3d4d28e5a20e10abab1be40884 /vendor/hermit-abi/src | |
parent | Releasing progress-linux version 1.64.0+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-246f239d9f40f633160f0c18f87a20922d4e77bb.tar.xz rustc-246f239d9f40f633160f0c18f87a20922d4e77bb.zip |
Merging debian version 1.65.0+dfsg1-2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | vendor/hermit-abi/src/errno.rs | 397 | ||||
-rw-r--r-- | vendor/hermit-abi/src/lib.rs | 74 |
2 files changed, 461 insertions, 10 deletions
diff --git a/vendor/hermit-abi/src/errno.rs b/vendor/hermit-abi/src/errno.rs new file mode 100644 index 000000000..dc22dc8ce --- /dev/null +++ b/vendor/hermit-abi/src/errno.rs @@ -0,0 +1,397 @@ +/// Operation not permitted +pub const EPERM: i32 = 1; + +/// No such file or directory +pub const ENOENT: i32 = 2; + +/// No such process +pub const ESRCH: i32 = 3; + +/// Interrupted system call +pub const EINTR: i32 = 4; + +/// I/O error +pub const EIO: i32 = 5; + +/// No such device or address +pub const ENXIO: i32 = 6; + +/// Argument list too long +pub const E2BIG: i32 = 7; + +/// Exec format error +pub const ENOEXEC: i32 = 8; + +/// Bad file number +pub const EBADF: i32 = 9; + +/// No child processes +pub const ECHILD: i32 = 10; + +/// Try again +pub const EAGAIN: i32 = 11; + +/// Out of memory +pub const ENOMEM: i32 = 12; + +/// Permission denied +pub const EACCES: i32 = 13; + +/// Bad address +pub const EFAULT: i32 = 14; + +/// Block device required +pub const ENOTBLK: i32 = 15; + +/// Device or resource busy +pub const EBUSY: i32 = 16; + +/// File exists +pub const EEXIST: i32 = 17; + +/// Cross-device link +pub const EXDEV: i32 = 18; + +/// No such device +pub const ENODEV: i32 = 19; + +/// Not a directory +pub const ENOTDIR: i32 = 20; + +/// Is a directory +pub const EISDIR: i32 = 21; + +/// Invalid argument +pub const EINVAL: i32 = 22; + +/// File table overflow +pub const ENFILE: i32 = 23; + +/// Too many open files +pub const EMFILE: i32 = 24; + +/// Not a typewriter +pub const ENOTTY: i32 = 25; + +/// Text file busy +pub const ETXTBSY: i32 = 26; + +/// File too large +pub const EFBIG: i32 = 27; + +/// No space left on device +pub const ENOSPC: i32 = 28; + +/// Illegal seek +pub const ESPIPE: i32 = 29; + +/// Read-only file system +pub const EROFS: i32 = 30; + +/// Too many links +pub const EMLINK: i32 = 31; + +/// Broken pipe +pub const EPIPE: i32 = 32; + +/// Math argument out of domain of func +pub const EDOM: i32 = 33; + +/// Math result not representable +pub const ERANGE: i32 = 34; + +/// Resource deadlock would occur +pub const EDEADLK: i32 = 35; + +/// File name too long +pub const ENAMETOOLONG: i32 = 36; + +/// No record locks available +pub const ENOLCK: i32 = 37; + +/// Function not implemented +pub const ENOSYS: i32 = 38; + +/// Directory not empty +pub const ENOTEMPTY: i32 = 39; + +/// Too many symbolic links encountered +pub const ELOOP: i32 = 40; + +/// Operation would block +pub const EWOULDBLOCK: i32 = EAGAIN; + +/// No message of desired type +pub const ENOMSG: i32 = 42; + +/// Identifier removed +pub const EIDRM: i32 = 43; + +/// Channel number out of range +pub const ECHRNG: i32 = 44; + +/// Level 2 not synchronized +pub const EL2NSYNC: i32 = 45; + +/// Level 3 halted +pub const EL3HLT: i32 = 46; + +/// Level 3 reset +pub const EL3RST: i32 = 47; + +/// Link number out of range +pub const ELNRNG: i32 = 48; + +/// Protocol driver not attached +pub const EUNATCH: i32 = 49; + +/// No CSI structure available +pub const ENOCSI: i32 = 50; + +/// Level 2 halted +pub const EL2HLT: i32 = 51; + +/// Invalid exchange +pub const EBADE: i32 = 52; + +/// Invalid request descriptor +pub const EBADR: i32 = 53; + +/// Exchange full +pub const EXFULL: i32 = 54; + +/// No anode +pub const ENOANO: i32 = 55; + +/// Invalid request code +pub const EBADRQC: i32 = 56; + +/// Invalid slot +pub const EBADSLT: i32 = 57; + +pub const EDEADLOCK: i32 = EDEADLK; + +/// Bad font file format +pub const EBFONT: i32 = 59; + +/// Device not a stream +pub const ENOSTR: i32 = 60; + +/// No data available +pub const ENODATA: i32 = 61; + +/// Timer expired +pub const ETIME: i32 = 62; + +/// Out of streams resources +pub const ENOSR: i32 = 63; + +/// Machine is not on the network +pub const ENONET: i32 = 64; + +/// Package not installed +pub const ENOPKG: i32 = 65; + +/// Object is remote +pub const EREMOTE: i32 = 66; + +/// Link has been severed +pub const ENOLINK: i32 = 67; + +/// Advertise error +pub const EADV: i32 = 68; + +/// Srmount error +pub const ESRMNT: i32 = 69; + +/// Communication error on send +pub const ECOMM: i32 = 70; + +/// Protocol error +pub const EPROTO: i32 = 71; + +/// Multihop attempted +pub const EMULTIHOP: i32 = 72; + +/// RFS specific error +pub const EDOTDOT: i32 = 73; + +/// Not a data message +pub const EBADMSG: i32 = 74; + +/// Value too large for defined data type +pub const EOVERFLOW: i32 = 75; + +/// Name not unique on network +pub const ENOTUNIQ: i32 = 76; + +/// File descriptor in bad state +pub const EBADFD: i32 = 77; + +/// Remote address changed +pub const EREMCHG: i32 = 78; + +/// Can not access a needed shared library +pub const ELIBACC: i32 = 79; + +/// Accessing a corrupted shared library +pub const ELIBBAD: i32 = 80; + +/// .lib section in a.out corrupted +pub const ELIBSCN: i32 = 81; + +/// Attempting to link in too many shared libraries +pub const ELIBMAX: i32 = 82; + +/// Cannot exec a shared library directly +pub const ELIBEXEC: i32 = 83; + +/// Illegal byte sequence +pub const EILSEQ: i32 = 84; + +/// Interrupted system call should be restarted +pub const ERESTART: i32 = 85; + +/// Streams pipe error +pub const ESTRPIPE: i32 = 86; + +/// Too many users +pub const EUSERS: i32 = 87; + +/// Socket operation on non-socket +pub const ENOTSOCK: i32 = 88; + +/// Destination address required +pub const EDESTADDRREQ: i32 = 89; + +/// Message too long +pub const EMSGSIZE: i32 = 90; + +/// Protocol wrong type for socket +pub const EPROTOTYPE: i32 = 91; + +/// Protocol not available +pub const ENOPROTOOPT: i32 = 92; + +/// Protocol not supported +pub const EPROTONOSUPPORT: i32 = 93; + +/// Socket type not supported +pub const ESOCKTNOSUPPORT: i32 = 94; + +/// Operation not supported on transport endpoint +pub const EOPNOTSUPP: i32 = 95; + +/// Protocol family not supported +pub const EPFNOSUPPORT: i32 = 96; + +/// Address family not supported by protocol +pub const EAFNOSUPPORT: i32 = 97; + +/// Address already in use +pub const EADDRINUSE: i32 = 98; + +/// Cannot assign requested address +pub const EADDRNOTAVAIL: i32 = 99; + +/// Network is down +pub const ENETDOWN: i32 = 100; + +/// Network is unreachable +pub const ENETUNREACH: i32 = 101; + +/// Network dropped connection because of reset +pub const ENETRESET: i32 = 102; + +/// Software caused connection abort +pub const ECONNABORTED: i32 = 103; + +/// Connection reset by peer +pub const ECONNRESET: i32 = 104; + +/// No buffer space available +pub const ENOBUFS: i32 = 105; + +/// Transport endpoint is already connected +pub const EISCONN: i32 = 106; + +/// Transport endpoint is not connected +pub const ENOTCONN: i32 = 107; + +/// Cannot send after transport endpoint shutdown +pub const ESHUTDOWN: i32 = 108; + +/// Too many references: cannot splice +pub const ETOOMANYREFS: i32 = 109; + +/// Connection timed out +pub const ETIMEDOUT: i32 = 110; + +/// Connection refused +pub const ECONNREFUSED: i32 = 111; + +/// Host is down +pub const EHOSTDOWN: i32 = 112; + +/// No route to host +pub const EHOSTUNREACH: i32 = 113; + +/// Operation already in progress +pub const EALREADY: i32 = 114; + +/// Operation now in progress +pub const EINPROGRESS: i32 = 115; + +/// Stale file handle +pub const ESTALE: i32 = 116; + +/// Structure needs cleaning +pub const EUCLEAN: i32 = 117; + +/// Not a XENIX named type file +pub const ENOTNAM: i32 = 118; + +/// No XENIX semaphores available +pub const ENAVAIL: i32 = 119; + +/// Is a named type file +pub const EISNAM: i32 = 120; + +/// Remote I/O error +pub const EREMOTEIO: i32 = 121; + +/// Quota exceeded +pub const EDQUOT: i32 = 122; + +/// No medium found +pub const ENOMEDIUM: i32 = 123; + +/// Wrong medium type +pub const EMEDIUMTYPE: i32 = 124; + +/// Operation Canceled +pub const ECANCELED: i32 = 125; + +/// Required key not available +pub const ENOKEY: i32 = 126; + +/// Key has expired +pub const EKEYEXPIRED: i32 = 127; + +/// Key has been revoked +pub const EKEYREVOKED: i32 = 128; + +/// Key was rejected by service +pub const EKEYREJECTED: i32 = 129; + +/// Robust mutexes: Owner died +pub const EOWNERDEAD: i32 = 130; + +/// Robust mutexes: State not recoverable +pub const ENOTRECOVERABLE: i32 = 131; + +/// Robust mutexes: Operation not possible due to RF-kill +pub const ERFKILL: i32 = 132; + +/// Robust mutexes: Memory page has hardware error +pub const EHWPOISON: i32 = 133; diff --git a/vendor/hermit-abi/src/lib.rs b/vendor/hermit-abi/src/lib.rs index 7bb4a4cb0..2a8a2e2dc 100644 --- a/vendor/hermit-abi/src/lib.rs +++ b/vendor/hermit-abi/src/lib.rs @@ -5,23 +5,21 @@ #![allow(clippy::missing_safety_doc)] #![allow(clippy::result_unit_err)] -extern crate libc; - +pub mod errno; pub mod tcplistener; pub mod tcpstream; +use core::mem::MaybeUninit; + use libc::c_void; // sysmbols, which are part of the library operating system -extern "Rust" { - fn sys_secure_rand64() -> Option<u64>; - fn sys_secure_rand32() -> Option<u32>; -} - extern "C" { fn sys_rand() -> u32; fn sys_srand(seed: u32); + fn sys_secure_rand32(value: *mut u32) -> i32; + fn sys_secure_rand64(value: *mut u64) -> i32; fn sys_get_processor_count() -> usize; fn sys_malloc(size: usize, align: usize) -> *mut u8; fn sys_realloc(ptr: *mut u8, size: usize, align: usize, new_size: usize) -> *mut u8; @@ -34,6 +32,13 @@ extern "C" { fn sys_read(fd: i32, buf: *mut u8, len: usize) -> isize; fn sys_write(fd: i32, buf: *const u8, len: usize) -> isize; fn sys_close(fd: i32) -> i32; + fn sys_futex_wait( + address: *mut u32, + expected: u32, + timeout: *const timespec, + flags: u32, + ) -> i32; + fn sys_futex_wake(address: *mut u32, count: i32) -> i32; fn sys_sem_init(sem: *mut *const c_void, value: u32) -> i32; fn sys_sem_destroy(sem: *const c_void) -> i32; fn sys_sem_post(sem: *const c_void) -> i32; @@ -68,8 +73,10 @@ extern "C" { fn sys_unlink(name: *const i8) -> i32; fn sys_network_init() -> i32; fn sys_block_current_task(); + fn sys_block_current_task_with_timeout(timeout: u64); fn sys_wakeup_task(tid: Tid); fn sys_get_priority() -> u8; + fn sys_set_priority(tid: Tid, prio: u8); } /// A thread handle type @@ -101,6 +108,7 @@ pub const LOW_PRIO: Priority = Priority::from(1); pub struct Handle(usize); pub const NSEC_PER_SEC: u64 = 1_000_000_000; +pub const FUTEX_RELATIVE_TIMEOUT: u32 = 1; pub const CLOCK_REALTIME: u64 = 1; pub const CLOCK_MONOTONIC: u64 = 4; pub const STDIN_FILENO: libc::c_int = 0; @@ -245,6 +253,33 @@ pub unsafe fn close(fd: i32) -> i32 { sys_close(fd) } +/// If the value at address matches the expected value, park the current thread until it is either +/// woken up with [`futex_wake`] (returns 0) or an optional timeout elapses (returns -ETIMEDOUT). +/// +/// Setting `timeout` to null means the function will only return if [`futex_wake`] is called. +/// Otherwise, `timeout` is interpreted as an absolute time measured with [`CLOCK_MONOTONIC`]. +/// If [`FUTEX_RELATIVE_TIMEOUT`] is set in `flags` the timeout is understood to be relative +/// to the current time. +/// +/// Returns -EINVAL if `address` is null, the timeout is negative or `flags` contains unknown values. +#[inline(always)] +pub unsafe fn futex_wait( + address: *mut u32, + expected: u32, + timeout: *const timespec, + flags: u32, +) -> i32 { + sys_futex_wait(address, expected, timeout, flags) +} + +/// Wake `count` threads waiting on the futex at `address`. Returns the number of threads +/// woken up (saturates to `i32::MAX`). If `count` is `i32::MAX`, wake up all matching +/// waiting threads. If `count` is negative or `address` is null, returns -EINVAL. +#[inline(always)] +pub unsafe fn futex_wake(address: *mut u32, count: i32) -> i32 { + sys_futex_wake(address, count) +} + /// sem_init() initializes the unnamed semaphore at the address /// pointed to by `sem`. The `value` argument specifies the /// initial value for the semaphore. @@ -459,7 +494,9 @@ pub unsafe fn srand(seed: u32) { /// the function returns `None`. #[inline(always)] pub unsafe fn secure_rand32() -> Option<u32> { - sys_secure_rand32() + let mut rand = MaybeUninit::uninit(); + let res = sys_secure_rand32(rand.as_mut_ptr()); + (res == 0).then(|| rand.assume_init()) } /// Create a cryptographicly secure 64bit random number with the support of @@ -467,16 +504,27 @@ pub unsafe fn secure_rand32() -> Option<u32> { /// the function returns `None`. #[inline(always)] pub unsafe fn secure_rand64() -> Option<u64> { - sys_secure_rand64() + let mut rand = MaybeUninit::uninit(); + let res = sys_secure_rand64(rand.as_mut_ptr()); + (res == 0).then(|| rand.assume_init()) } -/// Add current task to the queue of blocked tasl. After calling `block_current_task`, +/// Add current task to the queue of blocked tasks. After calling `block_current_task`, /// call `yield_now` to switch to another task. #[inline(always)] pub unsafe fn block_current_task() { sys_block_current_task(); } +/// Add current task to the queue of blocked tasks, but wake it when `timeout` milliseconds +/// have elapsed. +/// +/// After calling `block_current_task`, call `yield_now` to switch to another task. +#[inline(always)] +pub unsafe fn block_current_task_with_timeout(timeout: u64) { + sys_block_current_task_with_timeout(timeout); +} + /// Wakeup task with the thread id `tid` #[inline(always)] pub unsafe fn wakeup_task(tid: Tid) { @@ -488,3 +536,9 @@ pub unsafe fn wakeup_task(tid: Tid) { pub unsafe fn get_priority() -> Priority { Priority::from(sys_get_priority()) } + +/// Determine the priority of the current thread +#[inline(always)] +pub unsafe fn set_priority(tid: Tid, prio: Priority) { + sys_set_priority(tid, prio.into()); +} |