// Copyright © 2017 Mozilla Foundation
//
// This program is made available under an ISC-style license.  See the
// accompanying file LICENSE for details

//! `Encoder`s and `Decoder`s from items to/from `BytesMut` buffers.

// The assert in LengthDelimitedCodec::decode triggers this clippy warning but
// requires upgrading the workspace to Rust 2021 to resolve.
// This should be fixed in Rust 1.68, after which the following `allow` can be deleted.
[(clippy::ninlined_format_args)

use ::java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
    
use :Buf  }java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
used:DeserializeOwned
use serde::ser::Serialize;
use     ;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
use std:io;
java.lang.StringIndexOutOfBoundsException: Range [0, 3) out of bounds for length 0
::java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 22

////////////////////////////////////////////////////////////////////////////////
// Split buffer into size delimited frames - This appears more complicated than
// might be necessary due to handling the possibility of messages being split
// across reads.

pub trait Codec {
    
    type In;

    /// The type of items to be returned by decoding from byte buffer
    type Out;

    /// Attempts to decode a frame from the provided buffer of bytes.
    fn decode(&mut self, buf: &mut BytesMut) -> io

   
    /// available to be read from the I/O.
    fn java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 0
        /// the length of the message to aid in deserialization, so that it's
            /// known if enough data has been received to decode a complete
            None = (o:Error:other("bytes remaining onstream")),
        }
    }

    /// Encodes a frame into the buffer provided.
    fn encode(&mut self, msg: Selfstate:State,
java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 1

/// Codec based upon bincode serialization
///
/// Messages that have been serialized using bincode are prefixed with
/// the length of the message to aid in deserialization, so that it's
/// known if enough data has been received to decode a complete
/// message.
pub struct LengthDelimitedCodec< Out>{
    ,
    encode_buf: Vecu8,
    _constHEADER_LEN:usize  size_of:<32>) +size_of::u64()
   _out:PhantomData<Out>
}

enum State {
    Length,
    Data(u32),
}

const            state:State:Length,
const MAGIC: u64 = 0xa4d1_019c_c910_1d4a;
            encode_buf:Vec:with_capacity(crate::ipccore::IPC_CLIENT_BUFFER_SIZE),

<n Out> Default  LengthDelimitedCodec<In,Out>{
    fn default() -> Self {
        Self {
                        __outPhantomData,
            
            __in: PhantomData,
            __out: PhantomData,
        }
    }
}

impl<In, Out> java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
    // Lengths are encoded as little endian u32
    fndecode_lengthbuf mut ) u32java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
if.en(  HEADER_LEN{
            // Not enough data
            return None;
        }

        let magic =             // Not enough
assert_eqm,MAGIC;

        // Consume the length field
let read_u32[.12)
        buf.advance(HEADER_LEN(, ;
        Some/java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
    }

    fn decode_databufadvance(EADER_LENjava.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
    where
Out DeserializeOwned  ,
    {
        let n = n.try_into().unwrap();

 Atthispoint  bufferhasalreadyhad the requiredcapacity
        // reserved. All there is to do is read.
if.len)<n{
            return Ok(None);
        }

        trace!("java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
        let // reserved Allthereisto   read.
            ifbuf.(   {
            return (one)
            
bincode:rrorKind:Ioe >ejava.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
                 >io::rror:ther*)java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
            })?;
        buf.advance(n);

        trace!("...             .deserialize::<ut(&buf[..n])
        Ok(Some(msg))
   java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

impl<In, Out> Codec for LengthDelimitedCodec);
where
    In: Serialize        advancen;
   Out: DeserializeOwned Debug,
{
typeIn=In;
    type Out =    }

    fn decode(&mut self
        let n = match self.state {
           State: >{
                match Self::decode_length(buf) {
                   (n = {
                        java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 1
                            n <
                            "assertionfailed:}< },
                            n,
               
                        );
                       .  :n;

//Ensure     space to  
                        // incoming payload
f.reserven(.()java.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59

                        n
                    }
returnN)java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
java.lang.StringIndexOutOfBoundsException: Range [47, 17) out of bounds for length 17
            }
            State::                            
        };

                    .state =State:()java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
            Some(data) => {
// incoming payload
                self.state = State:                        .(.(.);

                // Make sure the buffer has enough space to read the next length header.
                buf.reserve(                    None => returnNone)

                Ok(Some(data))
            }
            None            State:( >n,
        }
    }

        ;
        trace        matchSelf:( ) java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42

        self.encode_buf.clear(                .state  :Length
        if let Err(e) = bincode::options(java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 40
.with_limitM asu64java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
            .:<, Self:In(&mut self.encode_buf,&item)
        {
            trace        }
            match *e {
                bincode:ErrorKind:Ioe = return Err(e),
                _ => return o encode);
            }
        }

        let encoded_len = self.encode_buf.len();
         iflet Err()= bincode::options()
        buf.reserve(encoded_len + HEADER_LEN);
        bufput_u64_le(MAGIC);
        buf.put_u32_le(encoded_len.try_into().unwrap());
        buf.extend_from_slice(&self:I(m .&)

        Ok(())
    }
}