rust-car 0.1.4

This crate is the ipfs car file reader writer and utils.
Documentation
// Automatically generated rust module for 'unixfs.proto' file

#![allow(non_snake_case)]
#![allow(non_upper_case_globals)]
#![allow(non_camel_case_types)]
#![allow(unused_imports)]
#![allow(unknown_lints)]
#![allow(clippy::all)]
#![cfg_attr(rustfmt, rustfmt_skip)]


use std::borrow::Cow;
use quick_protobuf::{MessageInfo, MessageRead, MessageWrite, BytesReader, Writer, WriterBackend, Result};
use quick_protobuf::sizeofs::*;
use super::*;

#[allow(clippy::derive_partial_eq_without_eq)]
#[derive(Debug, Default, PartialEq, Clone)]
pub struct Data<'a> {
    pub Type: mod_Data::DataType,
    pub Data: Option<Cow<'a, [u8]>>,
    pub filesize: Option<u64>,
    pub blocksizes: Vec<u64>,
    pub hashType: Option<u64>,
    pub fanout: Option<u64>,
    pub mode: Option<u32>,
    pub mtime: Option<UnixTime>,
}

impl<'a> MessageRead<'a> for Data<'a> {
    fn from_reader(r: &mut BytesReader, bytes: &'a [u8]) -> Result<Self> {
        let mut msg = Self::default();
        while !r.is_eof() {
            match r.next_tag(bytes) {
                Ok(8) => msg.Type = r.read_enum(bytes)?,
                Ok(18) => msg.Data = Some(r.read_bytes(bytes).map(Cow::Borrowed)?),
                Ok(24) => msg.filesize = Some(r.read_uint64(bytes)?),
                Ok(32) => msg.blocksizes.push(r.read_uint64(bytes)?),
                Ok(40) => msg.hashType = Some(r.read_uint64(bytes)?),
                Ok(48) => msg.fanout = Some(r.read_uint64(bytes)?),
                Ok(56) => msg.mode = Some(r.read_uint32(bytes)?),
                Ok(66) => msg.mtime = Some(r.read_message::<UnixTime>(bytes)?),
                Ok(t) => { r.read_unknown(bytes, t)?; }
                Err(e) => return Err(e),
            }
        }
        Ok(msg)
    }
}

impl<'a> MessageWrite for Data<'a> {
    fn get_size(&self) -> usize {
        0
        + 1 + sizeof_varint(*(&self.Type) as u64)
        + self.Data.as_ref().map_or(0, |m| 1 + sizeof_len((m).len()))
        + self.filesize.as_ref().map_or(0, |m| 1 + sizeof_varint(*(m) as u64))
        + self.blocksizes.iter().map(|s| 1 + sizeof_varint(*(s) as u64)).sum::<usize>()
        + self.hashType.as_ref().map_or(0, |m| 1 + sizeof_varint(*(m) as u64))
        + self.fanout.as_ref().map_or(0, |m| 1 + sizeof_varint(*(m) as u64))
        + self.mode.as_ref().map_or(0, |m| 1 + sizeof_varint(*(m) as u64))
        + self.mtime.as_ref().map_or(0, |m| 1 + sizeof_len((m).get_size()))
    }

    fn write_message<W: WriterBackend>(&self, w: &mut Writer<W>) -> Result<()> {
        w.write_with_tag(8, |w| w.write_enum(*&self.Type as i32))?;
        if let Some(ref s) = self.Data { w.write_with_tag(18, |w| w.write_bytes(&**s))?; }
        if let Some(ref s) = self.filesize { w.write_with_tag(24, |w| w.write_uint64(*s))?; }
        for s in &self.blocksizes { w.write_with_tag(32, |w| w.write_uint64(*s))?; }
        if let Some(ref s) = self.hashType { w.write_with_tag(40, |w| w.write_uint64(*s))?; }
        if let Some(ref s) = self.fanout { w.write_with_tag(48, |w| w.write_uint64(*s))?; }
        if let Some(ref s) = self.mode { w.write_with_tag(56, |w| w.write_uint32(*s))?; }
        if let Some(ref s) = self.mtime { w.write_with_tag(66, |w| w.write_message(s))?; }
        Ok(())
    }
}

pub mod mod_Data {


#[derive(Debug, PartialEq, Eq, Clone, Copy)]
pub enum DataType {
    Raw = 0,
    Directory = 1,
    File = 2,
    Metadata = 3,
    Symlink = 4,
    HAMTShard = 5,
}

impl Default for DataType {
    fn default() -> Self {
        DataType::Raw
    }
}

impl From<i32> for DataType {
    fn from(i: i32) -> Self {
        match i {
            0 => DataType::Raw,
            1 => DataType::Directory,
            2 => DataType::File,
            3 => DataType::Metadata,
            4 => DataType::Symlink,
            5 => DataType::HAMTShard,
            _ => Self::default(),
        }
    }
}

impl<'a> From<&'a str> for DataType {
    fn from(s: &'a str) -> Self {
        match s {
            "Raw" => DataType::Raw,
            "Directory" => DataType::Directory,
            "File" => DataType::File,
            "Metadata" => DataType::Metadata,
            "Symlink" => DataType::Symlink,
            "HAMTShard" => DataType::HAMTShard,
            _ => Self::default(),
        }
    }
}

}

#[allow(clippy::derive_partial_eq_without_eq)]
#[derive(Debug, Default, PartialEq, Clone)]
pub struct UnixTime {
    pub Seconds: i64,
    pub FractionalNanoseconds: Option<u32>,
}

impl<'a> MessageRead<'a> for UnixTime {
    fn from_reader(r: &mut BytesReader, bytes: &'a [u8]) -> Result<Self> {
        let mut msg = Self::default();
        while !r.is_eof() {
            match r.next_tag(bytes) {
                Ok(8) => msg.Seconds = r.read_int64(bytes)?,
                Ok(21) => msg.FractionalNanoseconds = Some(r.read_fixed32(bytes)?),
                Ok(t) => { r.read_unknown(bytes, t)?; }
                Err(e) => return Err(e),
            }
        }
        Ok(msg)
    }
}

impl MessageWrite for UnixTime {
    fn get_size(&self) -> usize {
        0
        + 1 + sizeof_varint(*(&self.Seconds) as u64)
        + self.FractionalNanoseconds.as_ref().map_or(0, |_| 1 + 4)
    }

    fn write_message<W: WriterBackend>(&self, w: &mut Writer<W>) -> Result<()> {
        w.write_with_tag(8, |w| w.write_int64(*&self.Seconds))?;
        if let Some(ref s) = self.FractionalNanoseconds { w.write_with_tag(21, |w| w.write_fixed32(*s))?; }
        Ok(())
    }
}

#[allow(clippy::derive_partial_eq_without_eq)]
#[derive(Debug, Default, PartialEq, Clone)]
pub struct Metadata<'a> {
    pub MimeType: Option<Cow<'a, str>>,
}

impl<'a> MessageRead<'a> for Metadata<'a> {
    fn from_reader(r: &mut BytesReader, bytes: &'a [u8]) -> Result<Self> {
        let mut msg = Self::default();
        while !r.is_eof() {
            match r.next_tag(bytes) {
                Ok(10) => msg.MimeType = Some(r.read_string(bytes).map(Cow::Borrowed)?),
                Ok(t) => { r.read_unknown(bytes, t)?; }
                Err(e) => return Err(e),
            }
        }
        Ok(msg)
    }
}

impl<'a> MessageWrite for Metadata<'a> {
    fn get_size(&self) -> usize {
        0
        + self.MimeType.as_ref().map_or(0, |m| 1 + sizeof_len((m).len()))
    }

    fn write_message<W: WriterBackend>(&self, w: &mut Writer<W>) -> Result<()> {
        if let Some(ref s) = self.MimeType { w.write_with_tag(10, |w| w.write_string(&**s))?; }
        Ok(())
    }
}