mirror of
https://codeberg.org/redict/redict.git
synced 2025-01-22 16:18:28 -05:00
Implemented CRC64 based on slice by 4
This commit is contained in:
Madelyn Olson
parent
022f09447b
commit
486e45ffaf
@ -206,9 +206,9 @@ endif
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REDIS_SERVER_NAME=redis-server
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REDIS_SENTINEL_NAME=redis-sentinel
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REDIS_SERVER_OBJ=adlist.o quicklist.o ae.o anet.o dict.o server.o sds.o zmalloc.o lzf_c.o lzf_d.o pqsort.o zipmap.o sha1.o ziplist.o release.o networking.o util.o object.o db.o replication.o rdb.o t_string.o t_list.o t_set.o t_zset.o t_hash.o config.o aof.o pubsub.o multi.o debug.o sort.o intset.o syncio.o cluster.o crc16.o endianconv.o slowlog.o scripting.o bio.o rio.o rand.o memtest.o crc64.o bitops.o sentinel.o notify.o setproctitle.o blocked.o hyperloglog.o latency.o sparkline.o redis-check-rdb.o redis-check-aof.o geo.o lazyfree.o module.o evict.o expire.o geohash.o geohash_helper.o childinfo.o defrag.o siphash.o rax.o t_stream.o listpack.o localtime.o lolwut.o lolwut5.o lolwut6.o acl.o gopher.o tracking.o connection.o tls.o sha256.o timeout.o
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REDIS_SERVER_OBJ=adlist.o quicklist.o ae.o anet.o dict.o server.o sds.o zmalloc.o lzf_c.o lzf_d.o pqsort.o zipmap.o sha1.o ziplist.o release.o networking.o util.o object.o db.o replication.o rdb.o t_string.o t_list.o t_set.o t_zset.o t_hash.o config.o aof.o pubsub.o multi.o debug.o sort.o intset.o syncio.o cluster.o crc16.o endianconv.o slowlog.o scripting.o bio.o rio.o rand.o memtest.o crcspeed.o crc64.o bitops.o sentinel.o notify.o setproctitle.o blocked.o hyperloglog.o latency.o sparkline.o redis-check-rdb.o redis-check-aof.o geo.o lazyfree.o module.o evict.o expire.o geohash.o geohash_helper.o childinfo.o defrag.o siphash.o rax.o t_stream.o listpack.o localtime.o lolwut.o lolwut5.o lolwut6.o acl.o gopher.o tracking.o connection.o tls.o sha256.o timeout.o
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REDIS_CLI_NAME=redis-cli
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REDIS_CLI_OBJ=anet.o adlist.o dict.o redis-cli.o zmalloc.o release.o ae.o crc64.o siphash.o crc16.o
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REDIS_CLI_OBJ=anet.o adlist.o dict.o redis-cli.o zmalloc.o release.o ae.o crcspeed.o crc64.o siphash.o crc16.o
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REDIS_BENCHMARK_NAME=redis-benchmark
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REDIS_BENCHMARK_OBJ=ae.o anet.o redis-benchmark.o adlist.o dict.o zmalloc.o siphash.o
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REDIS_CHECK_RDB_NAME=redis-check-rdb
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270
src/crc64.c
270
src/crc64.c
@ -1,16 +1,5 @@
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/* Redis uses the CRC64 variant with "Jones" coefficients and init value of 0.
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*
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* Specification of this CRC64 variant follows:
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* Name: crc-64-jones
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* Width: 64 bites
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* Poly: 0xad93d23594c935a9
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* Reflected In: True
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* Xor_In: 0xffffffffffffffff
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* Reflected_Out: True
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* Xor_Out: 0x0
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* Check("123456789"): 0xe9c6d914c4b8d9ca
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*
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* Copyright (c) 2012, Salvatore Sanfilippo <antirez at gmail dot com>
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/* Copyright (c) 2014, Matt Stancliff <matt@genges.com>
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* Copyright (c) 2020, Amazon Web Services
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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@ -37,159 +26,134 @@
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE. */
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#include <stdint.h>
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#include "crc64.h"
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#include "crcspeed.h"
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static uint64_t crc64_table[8][256] = {{0}};
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static const uint64_t crc64_tab[256] = {
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UINT64_C(0x0000000000000000), UINT64_C(0x7ad870c830358979),
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UINT64_C(0xf5b0e190606b12f2), UINT64_C(0x8f689158505e9b8b),
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UINT64_C(0xc038e5739841b68f), UINT64_C(0xbae095bba8743ff6),
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UINT64_C(0x358804e3f82aa47d), UINT64_C(0x4f50742bc81f2d04),
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UINT64_C(0xab28ecb46814fe75), UINT64_C(0xd1f09c7c5821770c),
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UINT64_C(0x5e980d24087fec87), UINT64_C(0x24407dec384a65fe),
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UINT64_C(0x6b1009c7f05548fa), UINT64_C(0x11c8790fc060c183),
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UINT64_C(0x9ea0e857903e5a08), UINT64_C(0xe478989fa00bd371),
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UINT64_C(0x7d08ff3b88be6f81), UINT64_C(0x07d08ff3b88be6f8),
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UINT64_C(0x88b81eabe8d57d73), UINT64_C(0xf2606e63d8e0f40a),
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UINT64_C(0xbd301a4810ffd90e), UINT64_C(0xc7e86a8020ca5077),
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UINT64_C(0x4880fbd87094cbfc), UINT64_C(0x32588b1040a14285),
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UINT64_C(0xd620138fe0aa91f4), UINT64_C(0xacf86347d09f188d),
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UINT64_C(0x2390f21f80c18306), UINT64_C(0x594882d7b0f40a7f),
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UINT64_C(0x1618f6fc78eb277b), UINT64_C(0x6cc0863448deae02),
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UINT64_C(0xe3a8176c18803589), UINT64_C(0x997067a428b5bcf0),
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UINT64_C(0xfa11fe77117cdf02), UINT64_C(0x80c98ebf2149567b),
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UINT64_C(0x0fa11fe77117cdf0), UINT64_C(0x75796f2f41224489),
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UINT64_C(0x3a291b04893d698d), UINT64_C(0x40f16bccb908e0f4),
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UINT64_C(0xcf99fa94e9567b7f), UINT64_C(0xb5418a5cd963f206),
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UINT64_C(0x513912c379682177), UINT64_C(0x2be1620b495da80e),
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UINT64_C(0xa489f35319033385), UINT64_C(0xde51839b2936bafc),
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UINT64_C(0x9101f7b0e12997f8), UINT64_C(0xebd98778d11c1e81),
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UINT64_C(0x64b116208142850a), UINT64_C(0x1e6966e8b1770c73),
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UINT64_C(0x8719014c99c2b083), UINT64_C(0xfdc17184a9f739fa),
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UINT64_C(0x72a9e0dcf9a9a271), UINT64_C(0x08719014c99c2b08),
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UINT64_C(0x4721e43f0183060c), UINT64_C(0x3df994f731b68f75),
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UINT64_C(0xb29105af61e814fe), UINT64_C(0xc849756751dd9d87),
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UINT64_C(0x2c31edf8f1d64ef6), UINT64_C(0x56e99d30c1e3c78f),
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UINT64_C(0xd9810c6891bd5c04), UINT64_C(0xa3597ca0a188d57d),
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UINT64_C(0xec09088b6997f879), UINT64_C(0x96d1784359a27100),
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UINT64_C(0x19b9e91b09fcea8b), UINT64_C(0x636199d339c963f2),
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UINT64_C(0xdf7adabd7a6e2d6f), UINT64_C(0xa5a2aa754a5ba416),
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UINT64_C(0x2aca3b2d1a053f9d), UINT64_C(0x50124be52a30b6e4),
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UINT64_C(0x1f423fcee22f9be0), UINT64_C(0x659a4f06d21a1299),
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UINT64_C(0xeaf2de5e82448912), UINT64_C(0x902aae96b271006b),
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UINT64_C(0x74523609127ad31a), UINT64_C(0x0e8a46c1224f5a63),
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UINT64_C(0x81e2d7997211c1e8), UINT64_C(0xfb3aa75142244891),
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UINT64_C(0xb46ad37a8a3b6595), UINT64_C(0xceb2a3b2ba0eecec),
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UINT64_C(0x41da32eaea507767), UINT64_C(0x3b024222da65fe1e),
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UINT64_C(0xa2722586f2d042ee), UINT64_C(0xd8aa554ec2e5cb97),
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UINT64_C(0x57c2c41692bb501c), UINT64_C(0x2d1ab4dea28ed965),
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UINT64_C(0x624ac0f56a91f461), UINT64_C(0x1892b03d5aa47d18),
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UINT64_C(0x97fa21650afae693), UINT64_C(0xed2251ad3acf6fea),
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UINT64_C(0x095ac9329ac4bc9b), UINT64_C(0x7382b9faaaf135e2),
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UINT64_C(0xfcea28a2faafae69), UINT64_C(0x8632586aca9a2710),
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UINT64_C(0xc9622c4102850a14), UINT64_C(0xb3ba5c8932b0836d),
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UINT64_C(0x3cd2cdd162ee18e6), UINT64_C(0x460abd1952db919f),
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UINT64_C(0x256b24ca6b12f26d), UINT64_C(0x5fb354025b277b14),
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UINT64_C(0xd0dbc55a0b79e09f), UINT64_C(0xaa03b5923b4c69e6),
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UINT64_C(0xe553c1b9f35344e2), UINT64_C(0x9f8bb171c366cd9b),
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UINT64_C(0x10e3202993385610), UINT64_C(0x6a3b50e1a30ddf69),
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UINT64_C(0x8e43c87e03060c18), UINT64_C(0xf49bb8b633338561),
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UINT64_C(0x7bf329ee636d1eea), UINT64_C(0x012b592653589793),
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UINT64_C(0x4e7b2d0d9b47ba97), UINT64_C(0x34a35dc5ab7233ee),
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UINT64_C(0xbbcbcc9dfb2ca865), UINT64_C(0xc113bc55cb19211c),
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UINT64_C(0x5863dbf1e3ac9dec), UINT64_C(0x22bbab39d3991495),
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UINT64_C(0xadd33a6183c78f1e), UINT64_C(0xd70b4aa9b3f20667),
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UINT64_C(0x985b3e827bed2b63), UINT64_C(0xe2834e4a4bd8a21a),
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UINT64_C(0x6debdf121b863991), UINT64_C(0x1733afda2bb3b0e8),
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UINT64_C(0xf34b37458bb86399), UINT64_C(0x8993478dbb8deae0),
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UINT64_C(0x06fbd6d5ebd3716b), UINT64_C(0x7c23a61ddbe6f812),
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UINT64_C(0x3373d23613f9d516), UINT64_C(0x49aba2fe23cc5c6f),
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UINT64_C(0xc6c333a67392c7e4), UINT64_C(0xbc1b436e43a74e9d),
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UINT64_C(0x95ac9329ac4bc9b5), UINT64_C(0xef74e3e19c7e40cc),
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UINT64_C(0x601c72b9cc20db47), UINT64_C(0x1ac40271fc15523e),
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UINT64_C(0x5594765a340a7f3a), UINT64_C(0x2f4c0692043ff643),
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UINT64_C(0xa02497ca54616dc8), UINT64_C(0xdafce7026454e4b1),
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UINT64_C(0x3e847f9dc45f37c0), UINT64_C(0x445c0f55f46abeb9),
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UINT64_C(0xcb349e0da4342532), UINT64_C(0xb1eceec59401ac4b),
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UINT64_C(0xfebc9aee5c1e814f), UINT64_C(0x8464ea266c2b0836),
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UINT64_C(0x0b0c7b7e3c7593bd), UINT64_C(0x71d40bb60c401ac4),
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UINT64_C(0xe8a46c1224f5a634), UINT64_C(0x927c1cda14c02f4d),
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UINT64_C(0x1d148d82449eb4c6), UINT64_C(0x67ccfd4a74ab3dbf),
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UINT64_C(0x289c8961bcb410bb), UINT64_C(0x5244f9a98c8199c2),
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UINT64_C(0xdd2c68f1dcdf0249), UINT64_C(0xa7f41839ecea8b30),
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UINT64_C(0x438c80a64ce15841), UINT64_C(0x3954f06e7cd4d138),
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UINT64_C(0xb63c61362c8a4ab3), UINT64_C(0xcce411fe1cbfc3ca),
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UINT64_C(0x83b465d5d4a0eece), UINT64_C(0xf96c151de49567b7),
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UINT64_C(0x76048445b4cbfc3c), UINT64_C(0x0cdcf48d84fe7545),
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UINT64_C(0x6fbd6d5ebd3716b7), UINT64_C(0x15651d968d029fce),
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UINT64_C(0x9a0d8ccedd5c0445), UINT64_C(0xe0d5fc06ed698d3c),
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UINT64_C(0xaf85882d2576a038), UINT64_C(0xd55df8e515432941),
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UINT64_C(0x5a3569bd451db2ca), UINT64_C(0x20ed197575283bb3),
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UINT64_C(0xc49581ead523e8c2), UINT64_C(0xbe4df122e51661bb),
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UINT64_C(0x3125607ab548fa30), UINT64_C(0x4bfd10b2857d7349),
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UINT64_C(0x04ad64994d625e4d), UINT64_C(0x7e7514517d57d734),
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UINT64_C(0xf11d85092d094cbf), UINT64_C(0x8bc5f5c11d3cc5c6),
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UINT64_C(0x12b5926535897936), UINT64_C(0x686de2ad05bcf04f),
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UINT64_C(0xe70573f555e26bc4), UINT64_C(0x9ddd033d65d7e2bd),
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UINT64_C(0xd28d7716adc8cfb9), UINT64_C(0xa85507de9dfd46c0),
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UINT64_C(0x273d9686cda3dd4b), UINT64_C(0x5de5e64efd965432),
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UINT64_C(0xb99d7ed15d9d8743), UINT64_C(0xc3450e196da80e3a),
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UINT64_C(0x4c2d9f413df695b1), UINT64_C(0x36f5ef890dc31cc8),
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UINT64_C(0x79a59ba2c5dc31cc), UINT64_C(0x037deb6af5e9b8b5),
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UINT64_C(0x8c157a32a5b7233e), UINT64_C(0xf6cd0afa9582aa47),
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UINT64_C(0x4ad64994d625e4da), UINT64_C(0x300e395ce6106da3),
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UINT64_C(0xbf66a804b64ef628), UINT64_C(0xc5bed8cc867b7f51),
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UINT64_C(0x8aeeace74e645255), UINT64_C(0xf036dc2f7e51db2c),
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UINT64_C(0x7f5e4d772e0f40a7), UINT64_C(0x05863dbf1e3ac9de),
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UINT64_C(0xe1fea520be311aaf), UINT64_C(0x9b26d5e88e0493d6),
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UINT64_C(0x144e44b0de5a085d), UINT64_C(0x6e963478ee6f8124),
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UINT64_C(0x21c640532670ac20), UINT64_C(0x5b1e309b16452559),
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UINT64_C(0xd476a1c3461bbed2), UINT64_C(0xaeaed10b762e37ab),
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UINT64_C(0x37deb6af5e9b8b5b), UINT64_C(0x4d06c6676eae0222),
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UINT64_C(0xc26e573f3ef099a9), UINT64_C(0xb8b627f70ec510d0),
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UINT64_C(0xf7e653dcc6da3dd4), UINT64_C(0x8d3e2314f6efb4ad),
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UINT64_C(0x0256b24ca6b12f26), UINT64_C(0x788ec2849684a65f),
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UINT64_C(0x9cf65a1b368f752e), UINT64_C(0xe62e2ad306bafc57),
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UINT64_C(0x6946bb8b56e467dc), UINT64_C(0x139ecb4366d1eea5),
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UINT64_C(0x5ccebf68aecec3a1), UINT64_C(0x2616cfa09efb4ad8),
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UINT64_C(0xa97e5ef8cea5d153), UINT64_C(0xd3a62e30fe90582a),
|
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UINT64_C(0xb0c7b7e3c7593bd8), UINT64_C(0xca1fc72bf76cb2a1),
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UINT64_C(0x45775673a732292a), UINT64_C(0x3faf26bb9707a053),
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UINT64_C(0x70ff52905f188d57), UINT64_C(0x0a2722586f2d042e),
|
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UINT64_C(0x854fb3003f739fa5), UINT64_C(0xff97c3c80f4616dc),
|
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UINT64_C(0x1bef5b57af4dc5ad), UINT64_C(0x61372b9f9f784cd4),
|
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UINT64_C(0xee5fbac7cf26d75f), UINT64_C(0x9487ca0fff135e26),
|
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UINT64_C(0xdbd7be24370c7322), UINT64_C(0xa10fceec0739fa5b),
|
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UINT64_C(0x2e675fb4576761d0), UINT64_C(0x54bf2f7c6752e8a9),
|
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UINT64_C(0xcdcf48d84fe75459), UINT64_C(0xb71738107fd2dd20),
|
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UINT64_C(0x387fa9482f8c46ab), UINT64_C(0x42a7d9801fb9cfd2),
|
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UINT64_C(0x0df7adabd7a6e2d6), UINT64_C(0x772fdd63e7936baf),
|
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UINT64_C(0xf8474c3bb7cdf024), UINT64_C(0x829f3cf387f8795d),
|
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UINT64_C(0x66e7a46c27f3aa2c), UINT64_C(0x1c3fd4a417c62355),
|
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UINT64_C(0x935745fc4798b8de), UINT64_C(0xe98f353477ad31a7),
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UINT64_C(0xa6df411fbfb21ca3), UINT64_C(0xdc0731d78f8795da),
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UINT64_C(0x536fa08fdfd90e51), UINT64_C(0x29b7d047efec8728),
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};
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/******************** BEGIN GENERATED PYCRC FUNCTIONS ********************/
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/**
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* Generated on Sun Dec 21 14:14:07 2014,
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* by pycrc v0.8.2, https://www.tty1.net/pycrc/
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*
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* LICENSE ON GENERATED CODE:
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* ==========================
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* As of version 0.6, pycrc is released under the terms of the MIT licence.
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* The code generated by pycrc is not considered a substantial portion of the
|
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* software, therefore the author of pycrc will not claim any copyright on
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* the generated code.
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* ==========================
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*
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* CRC configuration:
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* Width = 64
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* Poly = 0xad93d23594c935a9
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* XorIn = 0xffffffffffffffff
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* ReflectIn = True
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* XorOut = 0x0000000000000000
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* ReflectOut = True
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* Algorithm = bit-by-bit-fast
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*
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* Modifications after generation (by matt):
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* - included finalize step in-line with update for single-call generation
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* - re-worked some inner variable architectures
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* - adjusted function parameters to match expected prototypes.
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*****************************************************************************/
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uint64_t crc64(uint64_t crc, const unsigned char *s, uint64_t l) {
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uint64_t j;
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/**
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* Reflect all bits of a \a data word of \a data_len bytes.
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*
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* \param data The data word to be reflected.
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* \param data_len The width of \a data expressed in number of bits.
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* \return The reflected data.
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*****************************************************************************/
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static inline uint_fast64_t crc_reflect(uint_fast64_t data, size_t data_len) {
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uint_fast64_t ret = data & 0x01;
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for (j = 0; j < l; j++) {
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uint8_t byte = s[j];
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crc = crc64_tab[(uint8_t)crc ^ byte] ^ (crc >> 8);
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for (size_t i = 1; i < data_len; i++) {
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data >>= 1;
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ret = (ret << 1) | (data & 0x01);
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}
|
||||
return crc;
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
/**
|
||||
* Update the crc value with new data.
|
||||
*
|
||||
* \param crc The current crc value.
|
||||
* \param data Pointer to a buffer of \a data_len bytes.
|
||||
* \param data_len Number of bytes in the \a data buffer.
|
||||
* \return The updated crc value.
|
||||
******************************************************************************/
|
||||
uint64_t _crc64(uint_fast64_t crc, const void *in_data, const uint64_t len) {
|
||||
const uint8_t *data = in_data;
|
||||
unsigned long long bit;
|
||||
|
||||
for (uint64_t offset = 0; offset < len; offset++) {
|
||||
uint8_t c = data[offset];
|
||||
for (uint_fast8_t i = 0x01; i & 0xff; i <<= 1) {
|
||||
bit = crc & 0x8000000000000000;
|
||||
if (c & i) {
|
||||
bit = !bit;
|
||||
}
|
||||
|
||||
crc <<= 1;
|
||||
if (bit) {
|
||||
crc ^= POLY;
|
||||
}
|
||||
}
|
||||
|
||||
crc &= 0xffffffffffffffff;
|
||||
}
|
||||
|
||||
crc = crc & 0xffffffffffffffff;
|
||||
return crc_reflect(crc, 64) ^ 0x0000000000000000;
|
||||
}
|
||||
|
||||
/******************** END GENERATED PYCRC FUNCTIONS ********************/
|
||||
|
||||
/* Initializes the 16KB lookup tables. */
|
||||
void crc64_init(void) {
|
||||
crcspeed64native_init(_crc64, crc64_table);
|
||||
}
|
||||
|
||||
/* Compute crc64 */
|
||||
uint64_t crc64(uint64_t crc, const unsigned char *s, uint64_t l) {
|
||||
return crcspeed64native(crc64_table, crc, (void *) s, l);
|
||||
}
|
||||
|
||||
/* Test main */
|
||||
#ifdef REDIS_TEST
|
||||
#if defined(REDIS_TEST) || defined(REDIS_TEST_MAIN)
|
||||
#include <stdio.h>
|
||||
|
||||
#define UNUSED(x) (void)(x)
|
||||
int crc64Test(int argc, char *argv[]) {
|
||||
UNUSED(argc);
|
||||
UNUSED(argv);
|
||||
printf("e9c6d914c4b8d9ca == %016llx\n",
|
||||
(unsigned long long) crc64(0,(unsigned char*)"123456789",9));
|
||||
crc64_init();
|
||||
printf("[calcula]: e9c6d914c4b8d9ca == %016" PRIx64 "\n",
|
||||
(uint64_t)_crc64(0, "123456789", 9));
|
||||
printf("[64speed]: e9c6d914c4b8d9ca == %016" PRIx64 "\n",
|
||||
(uint64_t)crc64speed(0, "123456789", 9));
|
||||
char li[] = "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed "
|
||||
"do eiusmod tempor incididunt ut labore et dolore magna "
|
||||
"aliqua. Ut enim ad minim veniam, quis nostrud exercitation "
|
||||
"ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis "
|
||||
"aute irure dolor in reprehenderit in voluptate velit esse "
|
||||
"cillum dolore eu fugiat nulla pariatur. Excepteur sint "
|
||||
"occaecat cupidatat non proident, sunt in culpa qui officia "
|
||||
"deserunt mollit anim id est laborum.";
|
||||
printf("[calcula]: c7794709e69683b3 == %016" PRIx64 "\n",
|
||||
(uint64_t)_crc64(0, li, sizeof(li)));
|
||||
printf("[64speed]: c7794709e69683b3 == %016" PRIx64 "\n",
|
||||
(uint64_t)crc64(0, li, sizeof(li)));
|
||||
return 0;
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
#ifdef REDIS_TEST_MAIN
|
||||
int main(int argc, char *argv[]) {
|
||||
return crc64Test(argc, argv);
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
@ -3,6 +3,7 @@
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
void crc64_init(void);
|
||||
uint64_t crc64(uint64_t crc, const unsigned char *s, uint64_t l);
|
||||
|
||||
#ifdef REDIS_TEST
|
||||
|
||||
@ -2291,7 +2291,8 @@ int rdbLoadRio(rio *rdb, int rdbflags, rdbSaveInfo *rsi) {
|
||||
if (cksum == 0) {
|
||||
serverLog(LL_WARNING,"RDB file was saved with checksum disabled: no check performed.");
|
||||
} else if (cksum != expected) {
|
||||
serverLog(LL_WARNING,"Wrong RDB checksum. Aborting now.");
|
||||
serverLog(LL_WARNING,"Wrong RDB checksum expected: (%llx) but "
|
||||
"got (%llx). Aborting now.",expected,cksum);
|
||||
rdbExitReportCorruptRDB("RDB CRC error");
|
||||
}
|
||||
}
|
||||
|
||||
@ -2892,6 +2892,7 @@ void initServer(void) {
|
||||
scriptingInit(1);
|
||||
slowlogInit();
|
||||
latencyMonitorInit();
|
||||
crc64_init();
|
||||
}
|
||||
|
||||
/* Some steps in server initialization need to be done last (after modules
|
||||
|
||||
Loading…
Reference in New Issue
Block a user