From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- vendor/hermit-abi/.cargo-checksum.json | 1 + vendor/hermit-abi/Cargo.toml | 43 +++ vendor/hermit-abi/LICENSE-APACHE | 201 ++++++++++++++ vendor/hermit-abi/LICENSE-MIT | 23 ++ vendor/hermit-abi/README.md | 22 ++ vendor/hermit-abi/src/lib.rs | 490 +++++++++++++++++++++++++++++++++ vendor/hermit-abi/src/tcplistener.rs | 13 + vendor/hermit-abi/src/tcpstream.rs | 109 ++++++++ 8 files changed, 902 insertions(+) create mode 100644 vendor/hermit-abi/.cargo-checksum.json create mode 100644 vendor/hermit-abi/Cargo.toml create mode 100644 vendor/hermit-abi/LICENSE-APACHE create mode 100644 vendor/hermit-abi/LICENSE-MIT create mode 100644 vendor/hermit-abi/README.md create mode 100644 vendor/hermit-abi/src/lib.rs create mode 100644 vendor/hermit-abi/src/tcplistener.rs create mode 100644 vendor/hermit-abi/src/tcpstream.rs (limited to 'vendor/hermit-abi') diff --git a/vendor/hermit-abi/.cargo-checksum.json b/vendor/hermit-abi/.cargo-checksum.json new file mode 100644 index 000000000..5b4a93900 --- /dev/null +++ b/vendor/hermit-abi/.cargo-checksum.json @@ -0,0 +1 @@ +{"files":{"Cargo.toml":"9bd554080e32ce81c4741c85e81e70c4009ce5adbf5e8ffe9bda02b964b3208b","LICENSE-APACHE":"a60eea817514531668d7e00765731449fe14d059d3249e0bc93b36de45f759f2","LICENSE-MIT":"23f18e03dc49df91622fe2a76176497404e46ced8a715d9d2b67a7446571cca3","README.md":"322fadd63e558e5a10caf980cbedf83ac1546ba40fd992f54492e21ce54205af","src/lib.rs":"31fa39172e2e5310a2b2179456cfe3cadcd45443852a01b4a73a601a60bcf211","src/tcplistener.rs":"c6e2db06d4265fa0956851e1c965336d60c53ab21573729aae76ecfe0ccc84c3","src/tcpstream.rs":"38a17de54213faf9de217f6146ff86ee75b67d4404a532b1419903269200936b"},"package":"1ab7905ea95c6d9af62940f9d7dd9596d54c334ae2c15300c482051292d5637f"} \ No newline at end of file diff --git a/vendor/hermit-abi/Cargo.toml b/vendor/hermit-abi/Cargo.toml new file mode 100644 index 000000000..81b32c9bf --- /dev/null +++ b/vendor/hermit-abi/Cargo.toml @@ -0,0 +1,43 @@ +# THIS FILE IS AUTOMATICALLY GENERATED BY CARGO +# +# When uploading crates to the registry Cargo will automatically +# "normalize" Cargo.toml files for maximal compatibility +# with all versions of Cargo and also rewrite `path` dependencies +# to registry (e.g., crates.io) dependencies. +# +# If you are reading this file be aware that the original Cargo.toml +# will likely look very different (and much more reasonable). +# See Cargo.toml.orig for the original contents. + +[package] +edition = "2021" +name = "hermit-abi" +version = "0.2.0" +authors = ["Stefan Lankes"] +description = "hermit-abi is small interface to call functions from the unikernel RustyHermit.\nIt is used to build the target `x86_64-unknown-hermit`.\n" +documentation = "https://hermitcore.github.io/rusty-hermit/hermit_abi" +readme = "README.md" +keywords = ["unikernel", "libos"] +categories = ["os"] +license = "MIT/Apache-2.0" +repository = "https://github.com/hermitcore/rusty-hermit" +[package.metadata.docs.rs] +default-target = "x86_64-unknown-hermit" +features = ["docs"] +[dependencies.compiler_builtins] +version = "0.1" +optional = true + +[dependencies.core] +version = "1.0.0" +optional = true +package = "rustc-std-workspace-core" + +[dependencies.libc] +version = "0.2.51" +default-features = false + +[features] +default = [] +docs = [] +rustc-dep-of-std = ["core", "compiler_builtins/rustc-dep-of-std", "libc/rustc-dep-of-std"] diff --git a/vendor/hermit-abi/LICENSE-APACHE b/vendor/hermit-abi/LICENSE-APACHE new file mode 100644 index 000000000..16fe87b06 --- /dev/null +++ b/vendor/hermit-abi/LICENSE-APACHE @@ -0,0 +1,201 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + +TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + +1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. For the purposes of this definition, + "control" means (i) the power, direct or indirect, to cause the + direction or management of such entity, whether by contract or + otherwise, or (ii) ownership of fifty percent (50%) or more of the + outstanding shares, or (iii) beneficial ownership of such entity. + + "You" (or "Your") shall mean an individual or Legal Entity + exercising permissions granted by this License. + + "Source" form shall mean the preferred form for making modifications, + including but not limited to software source code, documentation + source, and configuration files. + + "Object" form shall mean any form resulting from mechanical + transformation or translation of a Source form, including but + not limited to compiled object code, generated documentation, + and conversions to other media types. + + "Work" shall mean the work of authorship, whether in Source or + Object form, made available under the License, as indicated by a + copyright notice that is included in or attached to the work + (an example is provided in the Appendix below). + + "Derivative Works" shall mean any work, whether in Source or Object + form, that is based on (or derived from) the Work and for which the + editorial revisions, annotations, elaborations, or other modifications + represent, as a whole, an original work of authorship. For the purposes + of this License, Derivative Works shall not include works that remain + separable from, or merely link (or bind by name) to the interfaces of, + the Work and Derivative Works thereof. + + "Contribution" shall mean any work of authorship, including + the original version of the Work and any modifications or additions + to that Work or Derivative Works thereof, that is intentionally + submitted to Licensor for inclusion in the Work by the copyright owner + or by an individual or Legal Entity authorized to submit on behalf of + the copyright owner. For the purposes of this definition, "submitted" + means any form of electronic, verbal, or written communication sent + to the Licensor or its representatives, including but not limited to + communication on electronic mailing lists, source code control systems, + and issue tracking systems that are managed by, or on behalf of, the + Licensor for the purpose of discussing and improving the Work, but + excluding communication that is conspicuously marked or otherwise + designated in writing by the copyright owner as "Not a Contribution." + + "Contributor" shall mean Licensor and any individual or Legal Entity + on behalf of whom a Contribution has been received by Licensor and + subsequently incorporated within the Work. + +2. Grant of Copyright License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + copyright license to reproduce, prepare Derivative Works of, + publicly display, publicly perform, sublicense, and distribute the + Work and such Derivative Works in Source or Object form. + +3. Grant of Patent License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + (except as stated in this section) patent license to make, have made, + use, offer to sell, sell, import, and otherwise transfer the Work, + where such license applies only to those patent claims licensable + by such Contributor that are necessarily infringed by their + Contribution(s) alone or by combination of their Contribution(s) + with the Work to which such Contribution(s) was submitted. If You + institute patent litigation against any entity (including a + cross-claim or counterclaim in a lawsuit) alleging that the Work + or a Contribution incorporated within the Work constitutes direct + or contributory patent infringement, then any patent licenses + granted to You under this License for that Work shall terminate + as of the date such litigation is filed. + +4. Redistribution. You may reproduce and distribute copies of the + Work or Derivative Works thereof in any medium, with or without + modifications, and in Source or Object form, provided that You + meet the following conditions: + + (a) You must give any other recipients of the Work or + Derivative Works a copy of this License; and + + (b) You must cause any modified files to carry prominent notices + stating that You changed the files; and + + (c) You must retain, in the Source form of any Derivative Works + that You distribute, all copyright, patent, trademark, and + attribution notices from the Source form of the Work, + excluding those notices that do not pertain to any part of + the Derivative Works; and + + (d) If the Work includes a "NOTICE" text file as part of its + distribution, then any Derivative Works that You distribute must + include a readable copy of the attribution notices contained + within such NOTICE file, excluding those notices that do not + pertain to any part of the Derivative Works, in at least one + of the following places: within a NOTICE text file distributed + as part of the Derivative Works; within the Source form or + documentation, if provided along with the Derivative Works; or, + within a display generated by the Derivative Works, if and + wherever such third-party notices normally appear. The contents + of the NOTICE file are for informational purposes only and + do not modify the License. You may add Your own attribution + notices within Derivative Works that You distribute, alongside + or as an addendum to the NOTICE text from the Work, provided + that such additional attribution notices cannot be construed + as modifying the License. + + You may add Your own copyright statement to Your modifications and + may provide additional or different license terms and conditions + for use, reproduction, or distribution of Your modifications, or + for any such Derivative Works as a whole, provided Your use, + reproduction, and distribution of the Work otherwise complies with + the conditions stated in this License. + +5. Submission of Contributions. Unless You explicitly state otherwise, + any Contribution intentionally submitted for inclusion in the Work + by You to the Licensor shall be under the terms and conditions of + this License, without any additional terms or conditions. + Notwithstanding the above, nothing herein shall supersede or modify + the terms of any separate license agreement you may have executed + with Licensor regarding such Contributions. + +6. Trademarks. This License does not grant permission to use the trade + names, trademarks, service marks, or product names of the Licensor, + except as required for reasonable and customary use in describing the + origin of the Work and reproducing the content of the NOTICE file. + +7. Disclaimer of Warranty. Unless required by applicable law or + agreed to in writing, Licensor provides the Work (and each + Contributor provides its Contributions) on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + implied, including, without limitation, any warranties or conditions + of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A + PARTICULAR PURPOSE. You are solely responsible for determining the + appropriateness of using or redistributing the Work and assume any + risks associated with Your exercise of permissions under this License. + +8. Limitation of Liability. In no event and under no legal theory, + whether in tort (including negligence), contract, or otherwise, + unless required by applicable law (such as deliberate and grossly + negligent acts) or agreed to in writing, shall any Contributor be + liable to You for damages, including any direct, indirect, special, + incidental, or consequential damages of any character arising as a + result of this License or out of the use or inability to use the + Work (including but not limited to damages for loss of goodwill, + work stoppage, computer failure or malfunction, or any and all + other commercial damages or losses), even if such Contributor + has been advised of the possibility of such damages. + +9. Accepting Warranty or Additional Liability. While redistributing + the Work or Derivative Works thereof, You may choose to offer, + and charge a fee for, acceptance of support, warranty, indemnity, + or other liability obligations and/or rights consistent with this + License. However, in accepting such obligations, You may act only + on Your own behalf and on Your sole responsibility, not on behalf + of any other Contributor, and only if You agree to indemnify, + defend, and hold each Contributor harmless for any liability + incurred by, or claims asserted against, such Contributor by reason + of your accepting any such warranty or additional liability. + +END OF TERMS AND CONDITIONS + +APPENDIX: How to apply the Apache License to your work. + + To apply the Apache License to your work, attach the following + boilerplate notice, with the fields enclosed by brackets "[]" + replaced with your own identifying information. (Don't include + the brackets!) The text should be enclosed in the appropriate + comment syntax for the file format. We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + +Copyright [yyyy] [name of copyright owner] + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. diff --git a/vendor/hermit-abi/LICENSE-MIT b/vendor/hermit-abi/LICENSE-MIT new file mode 100644 index 000000000..31aa79387 --- /dev/null +++ b/vendor/hermit-abi/LICENSE-MIT @@ -0,0 +1,23 @@ +Permission is hereby granted, free of charge, to any +person obtaining a copy of this software and associated +documentation files (the "Software"), to deal in the +Software without restriction, including without +limitation the rights to use, copy, modify, merge, +publish, distribute, sublicense, and/or sell copies of +the Software, and to permit persons to whom the Software +is furnished to do so, subject to the following +conditions: + +The above copyright notice and this permission notice +shall be included in all copies or substantial portions +of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF +ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED +TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A +PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT +SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY +CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR +IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +DEALINGS IN THE SOFTWARE. diff --git a/vendor/hermit-abi/README.md b/vendor/hermit-abi/README.md new file mode 100644 index 000000000..c75bfda0d --- /dev/null +++ b/vendor/hermit-abi/README.md @@ -0,0 +1,22 @@ +# hermit-abi + +[![Crates.io](https://img.shields.io/crates/v/hermit-abi.svg)](https://crates.io/crates/hermit-abi) +[![Documentation](https://img.shields.io/badge/docs-latest-blue.svg)](https://hermitcore.github.io/rusty-hermit/hermit_abi/) +[![License](https://img.shields.io/crates/l/hermit-abi.svg)](https://img.shields.io/crates/l/hermit-abi.svg) + +This is small interface to call functions from the unikernel [RustyHermit](https://github.com/hermitcore/libhermit-rs). + +Please read the README of [RustyHermit](https://github.com/hermitcore/libhermit-rs) for more information. + +## License + +Licensed under either of + +* Apache License, Version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0) +* MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT) + +at your option. + +## Contribution + +Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions. diff --git a/vendor/hermit-abi/src/lib.rs b/vendor/hermit-abi/src/lib.rs new file mode 100644 index 000000000..7bb4a4cb0 --- /dev/null +++ b/vendor/hermit-abi/src/lib.rs @@ -0,0 +1,490 @@ +//! `hermit-abi` is small interface to call functions from the unikernel +//! [RustyHermit](https://github.com/hermitcore/libhermit-rs). + +#![no_std] +#![allow(clippy::missing_safety_doc)] +#![allow(clippy::result_unit_err)] + +extern crate libc; + +pub mod tcplistener; +pub mod tcpstream; + +use libc::c_void; + +// sysmbols, which are part of the library operating system + +extern "Rust" { + fn sys_secure_rand64() -> Option; + fn sys_secure_rand32() -> Option; +} + +extern "C" { + fn sys_rand() -> u32; + fn sys_srand(seed: u32); + 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; + fn sys_free(ptr: *mut u8, size: usize, align: usize); + fn sys_init_queue(ptr: usize) -> i32; + fn sys_notify(id: usize, count: i32) -> i32; + fn sys_add_queue(id: usize, timeout_ns: i64) -> i32; + fn sys_wait(id: usize) -> i32; + fn sys_destroy_queue(id: usize) -> i32; + 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_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; + fn sys_sem_trywait(sem: *const c_void) -> i32; + fn sys_sem_timedwait(sem: *const c_void, ms: u32) -> i32; + fn sys_recmutex_init(recmutex: *mut *const c_void) -> i32; + fn sys_recmutex_destroy(recmutex: *const c_void) -> i32; + fn sys_recmutex_lock(recmutex: *const c_void) -> i32; + fn sys_recmutex_unlock(recmutex: *const c_void) -> i32; + fn sys_getpid() -> u32; + fn sys_exit(arg: i32) -> !; + fn sys_abort() -> !; + fn sys_usleep(usecs: u64); + fn sys_spawn( + id: *mut Tid, + func: extern "C" fn(usize), + arg: usize, + prio: u8, + core_id: isize, + ) -> i32; + fn sys_spawn2( + func: extern "C" fn(usize), + arg: usize, + prio: u8, + stack_size: usize, + core_id: isize, + ) -> Tid; + fn sys_join(id: Tid) -> i32; + fn sys_yield(); + fn sys_clock_gettime(clock_id: u64, tp: *mut timespec) -> i32; + fn sys_open(name: *const i8, flags: i32, mode: i32) -> i32; + fn sys_unlink(name: *const i8) -> i32; + fn sys_network_init() -> i32; + fn sys_block_current_task(); + fn sys_wakeup_task(tid: Tid); + fn sys_get_priority() -> u8; +} + +/// A thread handle type +pub type Tid = u32; + +/// Maximum number of priorities +pub const NO_PRIORITIES: usize = 31; + +/// Priority of a thread +#[derive(PartialEq, Eq, PartialOrd, Ord, Debug, Clone, Copy)] +pub struct Priority(u8); + +impl Priority { + pub const fn into(self) -> u8 { + self.0 + } + + pub const fn from(x: u8) -> Self { + Priority(x) + } +} + +pub const HIGH_PRIO: Priority = Priority::from(3); +pub const NORMAL_PRIO: Priority = Priority::from(2); +pub const LOW_PRIO: Priority = Priority::from(1); + +/// A handle, identifying a socket +#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Default, Hash)] +pub struct Handle(usize); + +pub const NSEC_PER_SEC: u64 = 1_000_000_000; +pub const CLOCK_REALTIME: u64 = 1; +pub const CLOCK_MONOTONIC: u64 = 4; +pub const STDIN_FILENO: libc::c_int = 0; +pub const STDOUT_FILENO: libc::c_int = 1; +pub const STDERR_FILENO: libc::c_int = 2; +pub const O_RDONLY: i32 = 0o0; +pub const O_WRONLY: i32 = 0o1; +pub const O_RDWR: i32 = 0o2; +pub const O_CREAT: i32 = 0o100; +pub const O_EXCL: i32 = 0o200; +pub const O_TRUNC: i32 = 0o1000; +pub const O_APPEND: i32 = 0o2000; + +/// returns true if file descriptor `fd` is a tty +pub fn isatty(_fd: libc::c_int) -> bool { + false +} + +/// initialize the network stack +pub fn network_init() -> i32 { + unsafe { sys_network_init() } +} + +/// `timespec` is used by `clock_gettime` to retrieve the +/// current time +#[derive(Copy, Clone, Debug)] +#[repr(C)] +pub struct timespec { + /// seconds + pub tv_sec: i64, + /// nanoseconds + pub tv_nsec: i64, +} + +/// Internet protocol version. +#[derive(Debug, Hash, PartialEq, Eq, PartialOrd, Ord, Clone, Copy)] +pub enum Version { + Unspecified, + Ipv4, + Ipv6, +} + +/// A four-octet IPv4 address. +#[derive(Debug, Hash, PartialEq, Eq, PartialOrd, Ord, Clone, Copy, Default)] +pub struct Ipv4Address(pub [u8; 4]); + +/// A sixteen-octet IPv6 address. +#[derive(Debug, Hash, PartialEq, Eq, PartialOrd, Ord, Clone, Copy, Default)] +pub struct Ipv6Address(pub [u8; 16]); + +/// An internetworking address. +#[derive(Debug, Hash, PartialEq, Eq, PartialOrd, Ord, Clone, Copy)] +pub enum IpAddress { + /// An unspecified address. + /// May be used as a placeholder for storage where the address is not assigned yet. + Unspecified, + /// An IPv4 address. + Ipv4(Ipv4Address), + /// An IPv6 address. + Ipv6(Ipv6Address), +} + +/// determines the number of activated processors +#[inline(always)] +pub unsafe fn get_processor_count() -> usize { + sys_get_processor_count() +} + +#[doc(hidden)] +#[inline(always)] +pub unsafe fn malloc(size: usize, align: usize) -> *mut u8 { + sys_malloc(size, align) +} + +#[doc(hidden)] +#[inline(always)] +pub unsafe fn realloc(ptr: *mut u8, size: usize, align: usize, new_size: usize) -> *mut u8 { + sys_realloc(ptr, size, align, new_size) +} + +#[doc(hidden)] +#[inline(always)] +pub unsafe fn free(ptr: *mut u8, size: usize, align: usize) { + sys_free(ptr, size, align) +} + +#[inline(always)] +pub unsafe fn notify(id: usize, count: i32) -> i32 { + sys_notify(id, count) +} + +#[doc(hidden)] +#[inline(always)] +pub unsafe fn add_queue(id: usize, timeout_ns: i64) -> i32 { + sys_add_queue(id, timeout_ns) +} + +#[doc(hidden)] +#[inline(always)] +pub unsafe fn wait(id: usize) -> i32 { + sys_wait(id) +} + +#[doc(hidden)] +#[inline(always)] +pub unsafe fn init_queue(id: usize) -> i32 { + sys_init_queue(id) +} + +#[doc(hidden)] +#[inline(always)] +pub unsafe fn destroy_queue(id: usize) -> i32 { + sys_destroy_queue(id) +} + +/// read from a file descriptor +/// +/// read() attempts to read `len` bytes of data from the object +/// referenced by the descriptor `fd` into the buffer pointed +/// to by `buf`. +#[inline(always)] +pub unsafe fn read(fd: i32, buf: *mut u8, len: usize) -> isize { + sys_read(fd, buf, len) +} + +/// write to a file descriptor +/// +/// write() attempts to write `len` of data to the object +/// referenced by the descriptor `fd` from the +/// buffer pointed to by `buf`. +#[inline(always)] +pub unsafe fn write(fd: i32, buf: *const u8, len: usize) -> isize { + sys_write(fd, buf, len) +} + +/// close a file descriptor +/// +/// The close() call deletes a file descriptor `fd` from the object +/// reference table. +#[inline(always)] +pub unsafe fn close(fd: i32) -> i32 { + sys_close(fd) +} + +/// sem_init() initializes the unnamed semaphore at the address +/// pointed to by `sem`. The `value` argument specifies the +/// initial value for the semaphore. +#[inline(always)] +pub unsafe fn sem_init(sem: *mut *const c_void, value: u32) -> i32 { + sys_sem_init(sem, value) +} + +/// sem_destroy() frees the unnamed semaphore at the address +/// pointed to by `sem`. +#[inline(always)] +pub unsafe fn sem_destroy(sem: *const c_void) -> i32 { + sys_sem_destroy(sem) +} + +/// sem_post() increments the semaphore pointed to by `sem`. +/// If the semaphore's value consequently becomes greater +/// than zero, then another thread blocked in a sem_wait call +/// will be woken up and proceed to lock the semaphore. +#[inline(always)] +pub unsafe fn sem_post(sem: *const c_void) -> i32 { + sys_sem_post(sem) +} + +/// try to decrement a semaphore +/// +/// sem_trywait() is the same as sem_timedwait(), except that +/// if the decrement cannot be immediately performed, then call +/// returns a negative value instead of blocking. +#[inline(always)] +pub unsafe fn sem_trywait(sem: *const c_void) -> i32 { + sys_sem_trywait(sem) +} + +/// decrement a semaphore +/// +/// sem_timedwait() decrements the semaphore pointed to by `sem`. +/// If the semaphore's value is greater than zero, then the +/// the function returns immediately. If the semaphore currently +/// has the value zero, then the call blocks until either +/// it becomes possible to perform the decrement of the time limit +/// to wait for the semaphore is expired. A time limit `ms` of +/// means infinity waiting time. +#[inline(always)] +pub unsafe fn sem_timedwait(sem: *const c_void, ms: u32) -> i32 { + sys_sem_timedwait(sem, ms) +} + +#[doc(hidden)] +#[inline(always)] +pub unsafe fn recmutex_init(recmutex: *mut *const c_void) -> i32 { + sys_recmutex_init(recmutex) +} + +#[doc(hidden)] +#[inline(always)] +pub unsafe fn recmutex_destroy(recmutex: *const c_void) -> i32 { + sys_recmutex_destroy(recmutex) +} + +#[doc(hidden)] +#[inline(always)] +pub unsafe fn recmutex_lock(recmutex: *const c_void) -> i32 { + sys_recmutex_lock(recmutex) +} + +#[doc(hidden)] +#[inline(always)] +pub unsafe fn recmutex_unlock(recmutex: *const c_void) -> i32 { + sys_recmutex_unlock(recmutex) +} + +/// Determines the id of the current thread +#[inline(always)] +pub unsafe fn getpid() -> u32 { + sys_getpid() +} + +/// cause normal termination and return `arg` +/// to the host system +#[inline(always)] +pub unsafe fn exit(arg: i32) -> ! { + sys_exit(arg) +} + +/// cause abnormal termination +#[inline(always)] +pub unsafe fn abort() -> ! { + sys_abort() +} + +/// suspend execution for microsecond intervals +/// +/// The usleep() function suspends execution of the calling +/// thread for (at least) `usecs` microseconds. +#[inline(always)] +pub unsafe fn usleep(usecs: u64) { + sys_usleep(usecs) +} + +/// spawn a new thread +/// +/// spawn() starts a new thread. The new thread starts execution +/// by invoking `func(usize)`; `arg` is passed as the argument +/// to `func`. `prio` defines the priority of the new thread, +/// which can be between `LOW_PRIO` and `HIGH_PRIO`. +/// `core_id` defines the core, where the thread is located. +/// A negative value give the operating system the possibility +/// to select the core by its own. +#[inline(always)] +pub unsafe fn spawn( + id: *mut Tid, + func: extern "C" fn(usize), + arg: usize, + prio: u8, + core_id: isize, +) -> i32 { + sys_spawn(id, func, arg, prio, core_id) +} + +/// spawn a new thread with user-specified stack size +/// +/// spawn2() starts a new thread. The new thread starts execution +/// by invoking `func(usize)`; `arg` is passed as the argument +/// to `func`. `prio` defines the priority of the new thread, +/// which can be between `LOW_PRIO` and `HIGH_PRIO`. +/// `core_id` defines the core, where the thread is located. +/// A negative value give the operating system the possibility +/// to select the core by its own. +/// In contrast to spawn(), spawn2() is able to define the +/// stack size. +#[inline(always)] +pub unsafe fn spawn2( + func: extern "C" fn(usize), + arg: usize, + prio: u8, + stack_size: usize, + core_id: isize, +) -> Tid { + sys_spawn2(func, arg, prio, stack_size, core_id) +} + +/// join with a terminated thread +/// +/// The join() function waits for the thread specified by `id` +/// to terminate. +#[inline(always)] +pub unsafe fn join(id: Tid) -> i32 { + sys_join(id) +} + +/// yield the processor +/// +/// causes the calling thread to relinquish the CPU. The thread +/// is moved to the end of the queue for its static priority. +#[inline(always)] +pub unsafe fn yield_now() { + sys_yield() +} + +/// get current time +/// +/// The clock_gettime() functions allow the calling thread +/// to retrieve the value used by a clock which is specified +/// by `clock_id`. +/// +/// `CLOCK_REALTIME`: the system's real time clock, +/// expressed as the amount of time since the Epoch. +/// +/// `CLOCK_MONOTONIC`: clock that increments monotonically, +/// tracking the time since an arbitrary point +#[inline(always)] +pub unsafe fn clock_gettime(clock_id: u64, tp: *mut timespec) -> i32 { + sys_clock_gettime(clock_id, tp) +} + +/// open and possibly create a file +/// +/// The open() system call opens the file specified by `name`. +/// If the specified file does not exist, it may optionally +/// be created by open(). +#[inline(always)] +pub unsafe fn open(name: *const i8, flags: i32, mode: i32) -> i32 { + sys_open(name, flags, mode) +} + +/// delete the file it refers to `name` +#[inline(always)] +pub unsafe fn unlink(name: *const i8) -> i32 { + sys_unlink(name) +} + +/// The largest number `rand` will return +pub const RAND_MAX: u64 = 2_147_483_647; + +/// The function computes a sequence of pseudo-random integers +/// in the range of 0 to RAND_MAX +#[inline(always)] +pub unsafe fn rand() -> u32 { + sys_rand() +} + +/// The function sets its argument as the seed for a new sequence +/// of pseudo-random numbers to be returned by `rand` +#[inline(always)] +pub unsafe fn srand(seed: u32) { + sys_srand(seed); +} + +/// Create a cryptographicly secure 32bit random number with the support of +/// the underlying hardware. If the required hardware isn't available, +/// the function returns `None`. +#[inline(always)] +pub unsafe fn secure_rand32() -> Option { + sys_secure_rand32() +} + +/// Create a cryptographicly secure 64bit random number with the support of +/// the underlying hardware. If the required hardware isn't available, +/// the function returns `None`. +#[inline(always)] +pub unsafe fn secure_rand64() -> Option { + sys_secure_rand64() +} + +/// Add current task to the queue of blocked tasl. 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(); +} + +/// Wakeup task with the thread id `tid` +#[inline(always)] +pub unsafe fn wakeup_task(tid: Tid) { + sys_wakeup_task(tid); +} + +/// Determine the priority of the current thread +#[inline(always)] +pub unsafe fn get_priority() -> Priority { + Priority::from(sys_get_priority()) +} diff --git a/vendor/hermit-abi/src/tcplistener.rs b/vendor/hermit-abi/src/tcplistener.rs new file mode 100644 index 000000000..5afe67364 --- /dev/null +++ b/vendor/hermit-abi/src/tcplistener.rs @@ -0,0 +1,13 @@ +//! `tcplistener` provide an interface to establish tcp socket server. + +use crate::{Handle, IpAddress}; + +extern "Rust" { + fn sys_tcp_listener_accept(port: u16) -> Result<(Handle, IpAddress, u16), ()>; +} + +/// Wait for connection at specified address. +#[inline(always)] +pub fn accept(port: u16) -> Result<(Handle, IpAddress, u16), ()> { + unsafe { sys_tcp_listener_accept(port) } +} diff --git a/vendor/hermit-abi/src/tcpstream.rs b/vendor/hermit-abi/src/tcpstream.rs new file mode 100644 index 000000000..3024d379f --- /dev/null +++ b/vendor/hermit-abi/src/tcpstream.rs @@ -0,0 +1,109 @@ +//! `tcpstream` provide an interface to establish tcp socket client. + +use crate::{Handle, IpAddress}; + +extern "Rust" { + fn sys_tcp_stream_connect(ip: &[u8], port: u16, timeout: Option) -> Result; + fn sys_tcp_stream_close(handle: Handle) -> Result<(), ()>; + fn sys_tcp_stream_read(handle: Handle, buffer: &mut [u8]) -> Result; + fn sys_tcp_stream_write(handle: Handle, buffer: &[u8]) -> Result; + fn sys_tcp_stream_set_read_timeout(handle: Handle, timeout: Option) -> Result<(), ()>; + fn sys_tcp_stream_get_read_timeout(handle: Handle) -> Result, ()>; + fn sys_tcp_stream_set_write_timeout(handle: Handle, timeout: Option) -> Result<(), ()>; + fn sys_tcp_stream_get_write_timeout(handle: Handle) -> Result, ()>; + fn sys_tcp_stream_peek(handle: Handle, buf: &mut [u8]) -> Result; + fn sys_tcp_stream_set_nonblocking(handle: Handle, mode: bool) -> Result<(), ()>; + fn sys_tcp_stream_set_tll(handle: Handle, ttl: u32) -> Result<(), ()>; + fn sys_tcp_stream_get_tll(handle: Handle) -> Result; + fn sys_tcp_stream_shutdown(handle: Handle, how: i32) -> Result<(), ()>; + fn sys_tcp_stream_peer_addr(handle: Handle) -> Result<(IpAddress, u16), ()>; +} + +/// Opens a TCP connection to a remote host. +#[inline(always)] +pub fn connect(ip: &[u8], port: u16, timeout: Option) -> Result { + unsafe { sys_tcp_stream_connect(ip, port, timeout) } +} + +/// Close a TCP connection +#[inline(always)] +pub fn close(handle: Handle) -> Result<(), ()> { + unsafe { sys_tcp_stream_close(handle) } +} + +#[inline(always)] +pub fn peek(handle: Handle, buf: &mut [u8]) -> Result { + unsafe { sys_tcp_stream_peek(handle, buf) } +} + +#[inline(always)] +pub fn peer_addr(handle: Handle) -> Result<(IpAddress, u16), ()> { + unsafe { sys_tcp_stream_peer_addr(handle) } +} +#[inline(always)] +pub fn read(handle: Handle, buffer: &mut [u8]) -> Result { + unsafe { sys_tcp_stream_read(handle, buffer) } +} + +#[inline(always)] +pub fn write(handle: Handle, buffer: &[u8]) -> Result { + unsafe { sys_tcp_stream_write(handle, buffer) } +} + +#[inline(always)] +pub fn set_read_timeout(handle: Handle, timeout: Option) -> Result<(), ()> { + unsafe { sys_tcp_stream_set_read_timeout(handle, timeout) } +} + +#[inline(always)] +pub fn set_write_timeout(handle: Handle, timeout: Option) -> Result<(), ()> { + unsafe { sys_tcp_stream_set_write_timeout(handle, timeout) } +} + +#[inline(always)] +pub fn get_read_timeout(handle: Handle) -> Result, ()> { + unsafe { sys_tcp_stream_get_read_timeout(handle) } +} + +#[inline(always)] +pub fn get_write_timeout(handle: Handle) -> Result, ()> { + unsafe { sys_tcp_stream_get_write_timeout(handle) } +} + +#[inline(always)] +pub fn set_nodelay(_: Handle, mode: bool) -> Result<(), ()> { + // smoltcp does not support Nagle's algorithm + // => to enable Nagle's algorithm isn't possible + if mode { + Ok(()) + } else { + Err(()) + } +} + +#[inline(always)] +pub fn nodelay(_: Handle) -> Result { + // smoltcp does not support Nagle's algorithm + // => return always true + Ok(true) +} + +#[inline(always)] +pub fn set_nonblocking(handle: Handle, mode: bool) -> Result<(), ()> { + unsafe { sys_tcp_stream_set_nonblocking(handle, mode) } +} + +#[inline(always)] +pub fn set_tll(handle: Handle, ttl: u32) -> Result<(), ()> { + unsafe { sys_tcp_stream_set_tll(handle, ttl) } +} + +#[inline(always)] +pub fn get_tll(handle: Handle) -> Result { + unsafe { sys_tcp_stream_get_tll(handle) } +} + +#[inline(always)] +pub fn shutdown(handle: Handle, how: i32) -> Result<(), ()> { + unsafe { sys_tcp_stream_shutdown(handle, how) } +} -- cgit v1.2.3