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openethereum/util/rlp/src/common.rs

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relicense RLP to MIT/Apache2
2017-05-10 12:52:09 +02:00
// Copyright 2015-2017 Parity Technologies
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
Blocks and snapshot compression (#1687) * new Compressible rlp trait * new Compressible rlp trait * make compressed rlp iterable * make compressed rlp iterable * invalid rlp slice swapper * switch compress to swapper, add reverse swapper test case * add basic account compression test * add new rlp trait * new Compressible rlp trait * make compressed rlp iterable * invalid rlp slice swapper * invalid rlp slice swapper * switch compress to swapper, add reverse swapper test case * switch compress to swapper, add reverse swapper test case * add account compress/ decompress test * make compressor cleaner, use hashmaps for swapper * improve compression tests * add a DecompressingDecoder, change Decoder to take refernce * separate rlp compression related stuff * new Compressible rlp trait * new Compressible rlp trait * new Compressible rlp trait * make compressed rlp iterable * make compressed rlp iterable * make compressed rlp iterable * invalid rlp slice swapper * invalid rlp slice swapper * invalid rlp slice swapper * switch compress to swapper, add reverse swapper test case * switch compress to swapper, add reverse swapper test case * switch compress to swapper, add reverse swapper test case * add basic account compression test * add new rlp trait * add account compress/ decompress test * make compressor cleaner, use hashmaps for swapper * improve compression tests * add a DecompressingDecoder, change Decoder to take refernce * separate rlp compression related stuff * DecompressingDecoder test * initial compressing HashDB wrapper * remove unused test * change CompressedDB to struct wrapper with overlay * simplify compressor * failed RefCell attempt * use denote to return reference * compiled compresseddb * compressdb test, add overlay emplace * fix overlay reference count handling * add immutable compresseddb, make account use hashdb * simplify using trait objects * enable hashdb for account * initial state compression attempt * wrap state db * add tests for analyzing db * add account predicate * try to compress data fields as rlp too * remove compression for storage trie * add a compressing migration * more compression stats tests * fix migration import * nested encoding compression test * fix decompression, move db stats tests to rlpcompression * added malformed rlp tests, cover a few edge cases * new CompressingEncoder struct * extend migrations to state * first version working on the whole db * clean up Compressible impl * tests cleanup * add a testing migration * refactor deep compression using option, add simple compression * put tests in a module * fix compressed overlay loading * simple compression for snapshots * remove unused DecompressingDecoder * add a general compressing migration * add more common rlps to compress * use static slices for swapper * add precomputed hashes and invalid rlps * make decoder private again * cover more cases with tests * style * fix weird indentation * remove possible panic in payload_info * make prefix checking safe * fix db existence check * remove db dir from test * pass usize by value [ci skip] * Improve comment on panic removal. * add common blocks db rlps * add compression to blockchain db * add blocks db migration * fix the migrations * remove state compression * add a separate snapshot swapper * ability to use different swappers and traversal * update tests to new interface * clean up code ordering * update usage * fix compilation * remove unnecessary changes * move methods to functions to reduce interface * move test to module * update common rlps to blocks db * move tests to tests modules * remove redundant &
2016-07-27 17:11:41 +02:00
//! Contains RLPs used for compression.
rlp serialization refactor (#4873) * fixed naming of rlp modules * RlpStream cleanup * appending short rlp lists (0...55 bytes) is 25% faster * RlpStream does not use bytes module, nor trait Stream * removed unused code from rlp module * compiling ethcore-util with new rlp serialization * compiling parity with new rlp serialization * fixed compiling ethcore-light with new rlp serialization * fixed compiling ethsync with new rlp serialization * removed redundant comment, print * removed redundant double-space * replace usage of WriteBytesExt with ByteOrder
2017-03-20 19:14:29 +01:00
use compression::InvalidRlpSwapper;
Blocks and snapshot compression (#1687) * new Compressible rlp trait * new Compressible rlp trait * make compressed rlp iterable * make compressed rlp iterable * invalid rlp slice swapper * switch compress to swapper, add reverse swapper test case * add basic account compression test * add new rlp trait * new Compressible rlp trait * make compressed rlp iterable * invalid rlp slice swapper * invalid rlp slice swapper * switch compress to swapper, add reverse swapper test case * switch compress to swapper, add reverse swapper test case * add account compress/ decompress test * make compressor cleaner, use hashmaps for swapper * improve compression tests * add a DecompressingDecoder, change Decoder to take refernce * separate rlp compression related stuff * new Compressible rlp trait * new Compressible rlp trait * new Compressible rlp trait * make compressed rlp iterable * make compressed rlp iterable * make compressed rlp iterable * invalid rlp slice swapper * invalid rlp slice swapper * invalid rlp slice swapper * switch compress to swapper, add reverse swapper test case * switch compress to swapper, add reverse swapper test case * switch compress to swapper, add reverse swapper test case * add basic account compression test * add new rlp trait * add account compress/ decompress test * make compressor cleaner, use hashmaps for swapper * improve compression tests * add a DecompressingDecoder, change Decoder to take refernce * separate rlp compression related stuff * DecompressingDecoder test * initial compressing HashDB wrapper * remove unused test * change CompressedDB to struct wrapper with overlay * simplify compressor * failed RefCell attempt * use denote to return reference * compiled compresseddb * compressdb test, add overlay emplace * fix overlay reference count handling * add immutable compresseddb, make account use hashdb * simplify using trait objects * enable hashdb for account * initial state compression attempt * wrap state db * add tests for analyzing db * add account predicate * try to compress data fields as rlp too * remove compression for storage trie * add a compressing migration * more compression stats tests * fix migration import * nested encoding compression test * fix decompression, move db stats tests to rlpcompression * added malformed rlp tests, cover a few edge cases * new CompressingEncoder struct * extend migrations to state * first version working on the whole db * clean up Compressible impl * tests cleanup * add a testing migration * refactor deep compression using option, add simple compression * put tests in a module * fix compressed overlay loading * simple compression for snapshots * remove unused DecompressingDecoder * add a general compressing migration * add more common rlps to compress * use static slices for swapper * add precomputed hashes and invalid rlps * make decoder private again * cover more cases with tests * style * fix weird indentation * remove possible panic in payload_info * make prefix checking safe * fix db existence check * remove db dir from test * pass usize by value [ci skip] * Improve comment on panic removal. * add common blocks db rlps * add compression to blockchain db * add blocks db migration * fix the migrations * remove state compression * add a separate snapshot swapper * ability to use different swappers and traversal * update tests to new interface * clean up code ordering * update usage * fix compilation * remove unnecessary changes * move methods to functions to reduce interface * move test to module * update common rlps to blocks db * move tests to tests modules * remove redundant &
2016-07-27 17:11:41 +02:00
lazy_static! {
/// Swapper for snapshot compression.
pub static ref SNAPSHOT_RLP_SWAPPER: InvalidRlpSwapper<'static> = InvalidRlpSwapper::new(EMPTY_RLPS, INVALID_RLPS);
}
lazy_static! {
/// Swapper with common long RLPs, up to 127 can be added.
pub static ref BLOCKS_RLP_SWAPPER: InvalidRlpSwapper<'static> = InvalidRlpSwapper::new(COMMON_RLPS, INVALID_RLPS);
}
static EMPTY_RLPS: &'static [&'static [u8]] = &[
// RLP of SHA3_NULL_RLP
&[160, 86, 232, 31, 23, 27, 204, 85, 166, 255, 131, 69, 230, 146, 192, 248, 110, 91, 72, 224, 27, 153, 108, 173, 192, 1, 98, 47, 181, 227, 99, 180, 33],
// RLP of SHA3_EMPTY
&[160, 197, 210, 70, 1, 134, 247, 35, 60, 146, 126, 125, 178, 220, 199, 3, 192, 229, 0, 182, 83, 202, 130, 39, 59, 123, 250, 216, 4, 93, 133, 164, 112]
];
static COMMON_RLPS: &'static [&'static [u8]] = &[
// RLP of SHA3_NULL_RLP
&[160, 86, 232, 31, 23, 27, 204, 85, 166, 255, 131, 69, 230, 146, 192, 248, 110, 91, 72, 224, 27, 153, 108, 173, 192, 1, 98, 47, 181, 227, 99, 180, 33],
// RLP of SHA3_EMPTY
&[160, 197, 210, 70, 1, 134, 247, 35, 60, 146, 126, 125, 178, 220, 199, 3, 192, 229, 0, 182, 83, 202, 130, 39, 59, 123, 250, 216, 4, 93, 133, 164, 112],
// Other RLPs found in blocks DB using the test below.
&[160, 29, 204, 77, 232, 222, 199, 93, 122, 171, 133, 181, 103, 182, 204, 212, 26, 211, 18, 69, 27, 148, 138, 116, 19, 240, 161, 66, 253, 64, 212, 147, 71],
&[148, 50, 190, 52, 59, 148, 248, 96, 18, 77, 196, 254, 226, 120, 253, 203, 211, 140, 16, 45, 136],
&[148, 82, 188, 68, 213, 55, 131, 9, 238, 42, 191, 21, 57, 191, 113, 222, 27, 125, 123, 227, 181],
&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Bumping clippy & fixing warnings (#1823) * Bumping clippy * Fixing clippy warnings * Cargo.lock (latest nightly?)
2016-08-03 19:01:48 +02:00
];
Blocks and snapshot compression (#1687) * new Compressible rlp trait * new Compressible rlp trait * make compressed rlp iterable * make compressed rlp iterable * invalid rlp slice swapper * switch compress to swapper, add reverse swapper test case * add basic account compression test * add new rlp trait * new Compressible rlp trait * make compressed rlp iterable * invalid rlp slice swapper * invalid rlp slice swapper * switch compress to swapper, add reverse swapper test case * switch compress to swapper, add reverse swapper test case * add account compress/ decompress test * make compressor cleaner, use hashmaps for swapper * improve compression tests * add a DecompressingDecoder, change Decoder to take refernce * separate rlp compression related stuff * new Compressible rlp trait * new Compressible rlp trait * new Compressible rlp trait * make compressed rlp iterable * make compressed rlp iterable * make compressed rlp iterable * invalid rlp slice swapper * invalid rlp slice swapper * invalid rlp slice swapper * switch compress to swapper, add reverse swapper test case * switch compress to swapper, add reverse swapper test case * switch compress to swapper, add reverse swapper test case * add basic account compression test * add new rlp trait * add account compress/ decompress test * make compressor cleaner, use hashmaps for swapper * improve compression tests * add a DecompressingDecoder, change Decoder to take refernce * separate rlp compression related stuff * DecompressingDecoder test * initial compressing HashDB wrapper * remove unused test * change CompressedDB to struct wrapper with overlay * simplify compressor * failed RefCell attempt * use denote to return reference * compiled compresseddb * compressdb test, add overlay emplace * fix overlay reference count handling * add immutable compresseddb, make account use hashdb * simplify using trait objects * enable hashdb for account * initial state compression attempt * wrap state db * add tests for analyzing db * add account predicate * try to compress data fields as rlp too * remove compression for storage trie * add a compressing migration * more compression stats tests * fix migration import * nested encoding compression test * fix decompression, move db stats tests to rlpcompression * added malformed rlp tests, cover a few edge cases * new CompressingEncoder struct * extend migrations to state * first version working on the whole db * clean up Compressible impl * tests cleanup * add a testing migration * refactor deep compression using option, add simple compression * put tests in a module * fix compressed overlay loading * simple compression for snapshots * remove unused DecompressingDecoder * add a general compressing migration * add more common rlps to compress * use static slices for swapper * add precomputed hashes and invalid rlps * make decoder private again * cover more cases with tests * style * fix weird indentation * remove possible panic in payload_info * make prefix checking safe * fix db existence check * remove db dir from test * pass usize by value [ci skip] * Improve comment on panic removal. * add common blocks db rlps * add compression to blockchain db * add blocks db migration * fix the migrations * remove state compression * add a separate snapshot swapper * ability to use different swappers and traversal * update tests to new interface * clean up code ordering * update usage * fix compilation * remove unnecessary changes * move methods to functions to reduce interface * move test to module * update common rlps to blocks db * move tests to tests modules * remove redundant &
2016-07-27 17:11:41 +02:00
rlp serialization refactor (#4873) * fixed naming of rlp modules * RlpStream cleanup * appending short rlp lists (0...55 bytes) is 25% faster * RlpStream does not use bytes module, nor trait Stream * removed unused code from rlp module * compiling ethcore-util with new rlp serialization * compiling parity with new rlp serialization * fixed compiling ethcore-light with new rlp serialization * fixed compiling ethsync with new rlp serialization * removed redundant comment, print * removed redundant double-space * replace usage of WriteBytesExt with ByteOrder
2017-03-20 19:14:29 +01:00
static INVALID_RLPS: &'static [&'static [u8]] = &[&[0x81, 0x0], &[0x81, 0x1], &[0x81, 0x2], &[0x81, 0x3], &[0x81, 0x4], &[0x81, 0x5], &[0x81, 0x6], &[0x81, 0x7], &[0x81, 0x8], &[0x81, 0x9], &[0x81, 0xa], &[0x81, 0xb], &[0x81, 0xc], &[0x81, 0xd], &[0x81, 0xe], &[0x81, 0xf], &[0x81, 0x10], &[0x81, 0x11], &[0x81, 0x12], &[0x81, 0x13], &[0x81, 0x14], &[0x81, 0x15], &[0x81, 0x16], &[0x81, 0x17], &[0x81, 0x18], &[0x81, 0x19], &[0x81, 0x1a], &[0x81, 0x1b], &[0x81, 0x1c], &[0x81, 0x1d], &[0x81, 0x1e], &[0x81, 0x1f], &[0x81, 0x20], &[0x81, 0x21], &[0x81, 0x22], &[0x81, 0x23], &[0x81, 0x24], &[0x81, 0x25], &[0x81, 0x26], &[0x81, 0x27], &[0x81, 0x28], &[0x81, 0x29], &[0x81, 0x2a], &[0x81, 0x2b], &[0x81, 0x2c], &[0x81, 0x2d], &[0x81, 0x2e], &[0x81, 0x2f], &[0x81, 0x30], &[0x81, 0x31], &[0x81, 0x32], &[0x81, 0x33], &[0x81, 0x34], &[0x81, 0x35], &[0x81, 0x36], &[0x81, 0x37], &[0x81, 0x38], &[0x81, 0x39], &[0x81, 0x3a], &[0x81, 0x3b], &[0x81, 0x3c], &[0x81, 0x3d], &[0x81, 0x3e], &[0x81, 0x3f], &[0x81, 0x40], &[0x81, 0x41], &[0x81, 0x42], &[0x81, 0x43], &[0x81, 0x44], &[0x81, 0x45], &[0x81, 0x46], &[0x81, 0x47], &[0x81, 0x48], &[0x81, 0x49], &[0x81, 0x4a], &[0x81, 0x4b], &[0x81, 0x4c], &[0x81, 0x4d], &[0x81, 0x4e], &[0x81, 0x4f], &[0x81, 0x50], &[0x81, 0x51], &[0x81, 0x52], &[0x81, 0x53], &[0x81, 0x54], &[0x81, 0x55], &[0x81, 0x56], &[0x81, 0x57], &[0x81, 0x58], &[0x81, 0x59], &[0x81, 0x5a], &[0x81, 0x5b], &[0x81, 0x5c], &[0x81, 0x5d], &[0x81, 0x5e], &[0x81, 0x5f], &[0x81, 0x60], &[0x81, 0x61], &[0x81, 0x62], &[0x81, 0x63], &[0x81, 0x64], &[0x81, 0x65], &[0x81, 0x66], &[0x81, 0x67], &[0x81, 0x68], &[0x81, 0x69], &[0x81, 0x6a], &[0x81, 0x6b], &[0x81, 0x6c], &[0x81, 0x6d], &[0x81, 0x6e], &[0x81, 0x6f], &[0x81, 0x70], &[0x81, 0x71], &[0x81, 0x72], &[0x81, 0x73], &[0x81, 0x74], &[0x81, 0x75], &[0x81, 0x76], &[0x81, 0x77], &[0x81, 0x78], &[0x81, 0x79], &[0x81, 0x7a], &[0x81, 0x7b], &[0x81, 0x7c], &[0x81, 0x7d], &[0x81, 0x7e]];
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