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#[derive(Clone, PartialEq, ::prost::Message)]
pub struct ChunkDescriptor {
    /// Hash of (uncompressed) chunk
    #[prost(bytes, tag="1")]
    pub checksum: std::vec::Vec<u8>,
    /// Chunk data placement in archive.
    /// If the archive_size = source_size then the chunk is uncompresed.
    #[prost(uint32, tag="3")]
    pub archive_size: u32,
    #[prost(uint64, tag="4")]
    pub archive_offset: u64,
    /// Size of uncompressed chunk data
    #[prost(uint32, tag="5")]
    pub source_size: u32,
}
#[derive(Clone, PartialEq, ::prost::Message)]
pub struct ChunkerParameters {
    #[prost(uint32, tag="1")]
    pub chunk_filter_bits: u32,
    #[prost(uint32, tag="2")]
    pub min_chunk_size: u32,
    /// max_chunk_size is also the fixed chunk size when FIXED_SIZE is set
    #[prost(uint32, tag="3")]
    pub max_chunk_size: u32,
    #[prost(uint32, tag="4")]
    pub rolling_hash_window_size: u32,
    #[prost(uint32, tag="5")]
    pub chunk_hash_length: u32,
    #[prost(enumeration="chunker_parameters::ChunkingAlgorithm", tag="6")]
    pub chunking_algorithm: i32,
}
pub mod chunker_parameters {
    #[derive(Clone, Copy, Debug, PartialEq, Eq, Hash, PartialOrd, Ord, ::prost::Enumeration)]
    #[repr(i32)]
    pub enum ChunkingAlgorithm {
        Buzhash = 0,
        Rollsum = 1,
        FixedSize = 2,
    }
}
#[derive(Clone, PartialEq, ::prost::Message)]
pub struct ChunkCompression {
    #[prost(enumeration="chunk_compression::CompressionType", tag="2")]
    pub compression: i32,
    #[prost(uint32, tag="3")]
    pub compression_level: u32,
}
pub mod chunk_compression {
    #[derive(Clone, Copy, Debug, PartialEq, Eq, Hash, PartialOrd, Ord, ::prost::Enumeration)]
    #[repr(i32)]
    pub enum CompressionType {
        None = 0,
        Lzma = 1,
        Zstd = 2,
        Brotli = 3,
    }
}
#[derive(Clone, PartialEq, ::prost::Message)]
pub struct ChunkDictionary {
    /// Dictionary was created with this version
    #[prost(string, tag="1")]
    pub application_version: std::string::String,
    /// Hash of the source file
    #[prost(bytes, tag="2")]
    pub source_checksum: std::vec::Vec<u8>,
    /// Total size of the source file
    #[prost(uint64, tag="3")]
    pub source_total_size: u64,
    /// Chunker parameters used when building archive
    #[prost(message, optional, tag="4")]
    pub chunker_params: ::std::option::Option<ChunkerParameters>,
    /// Chunk compression used for all chunks in archive
    #[prost(message, optional, tag="5")]
    pub chunk_compression: ::std::option::Option<ChunkCompression>,
    /// Array of chunk descriptor indexes describing howto rebuild the source
    #[prost(uint32, repeated, tag="6")]
    pub rebuild_order: ::std::vec::Vec<u32>,
    /// Chunk descriptors in order of first occurence in source file
    #[prost(message, repeated, tag="7")]
    pub chunk_descriptors: ::std::vec::Vec<ChunkDescriptor>,
}