Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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70 lines
2.6 KiB
70 lines
2.6 KiB
// Protocol Buffers - Google's data interchange format |
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// Copyright 2023 Google Inc. All rights reserved. |
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// https://developers.google.com/protocol-buffers/ |
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// |
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// Redistribution and use in source and binary forms, with or without |
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// modification, are permitted provided that the following conditions are |
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// met: |
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// |
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// * Redistributions of source code must retain the above copyright |
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// notice, this list of conditions and the following disclaimer. |
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// * Redistributions in binary form must reproduce the above |
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// copyright notice, this list of conditions and the following disclaimer |
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// in the documentation and/or other materials provided with the |
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// distribution. |
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// * Neither the name of Google Inc. nor the names of its |
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// contributors may be used to endorse or promote products derived from |
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// this software without specific prior written permission. |
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// |
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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//! Kernel-agnostic logic for the Rust Protobuf Runtime. |
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//! |
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//! For kernel-specific logic this crate delegates to the respective __runtime |
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//! crate. |
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#[cfg(cpp_kernel)] |
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pub extern crate cpp as __runtime; |
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#[cfg(upb_kernel)] |
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pub extern crate upb as __runtime; |
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pub use __runtime::SerializedData; |
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use std::fmt; |
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use std::slice; |
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/// Represents error during deserialization. |
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#[derive(Debug, Clone)] |
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pub struct ParseError; |
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impl fmt::Display for ParseError { |
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { |
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write!(f, "Couldn't deserialize given bytes into a proto") |
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} |
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} |
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/// Represents an ABI-stable version of &[u8]/string_view (a borrowed slice of |
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/// bytes) for FFI use only. |
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#[repr(C)] |
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#[derive(Copy, Clone)] |
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pub struct PtrAndLen { |
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/// Borrows the memory. |
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pub ptr: *const u8, |
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pub len: usize, |
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} |
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impl PtrAndLen { |
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pub unsafe fn as_ref<'a>(self) -> &'a [u8] { |
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slice::from_raw_parts(self.ptr, self.len) |
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} |
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} |