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289 Commits

Author SHA1 Message Date
Sarang Noether 45fd72b0d7 Updated paper references 2019-10-28 12:34:44 -04:00
Sarang Noether 277003f145 Minor prover simplification 2019-10-28 09:34:49 -04:00
moneromooo-monero 9447e7276d
cryptonote: add function to get weight from a pruned tx 
The weight of the prunable data is deterministic from the
unpruned data, so it can be determined from a pruned tx
 2019-10-11 12:08:36 +00:00
luigi1111 85014813cf
Merge pull request #5707 
3a0451a MLSAG speedup and additional checks (SarangNoether)
 2019-08-28 02:22:00 -05:00
Sarang Noether 3a0451a8be MLSAG speedup and additional checks 2019-08-27 16:22:44 -04:00
luigi1111 e3de4aa68b
Merge pull request #5502 
25a7cfd add a few checks where it seems appropriate (moneromooo-monero)
1a66a86 remove unused code (moneromooo-monero)
 2019-07-24 13:57:06 -05:00
moneromooo-monero 1387549e90
serialization: check stream good flag at the end 
just in case
 2019-06-14 08:47:23 +00:00
moneromooo-monero 1a66a86f94
remove unused code 2019-04-29 20:52:40 +00:00
Riccardo Spagni ac8e2a7819
Merge pull request #5437 
acb68dba bulletproofs: cut down on keyV allocations (moneromooo-monero)
 2019-04-16 22:44:00 +02:00
moneromooo-monero acb68dbaa9
bulletproofs: cut down on keyV allocations 2019-04-13 22:37:08 +00:00
moneromooo-monero 93bb2f48f7
ringct: prevent use of full ringct signatures for more than one input 2019-04-11 19:44:06 +00:00
Riccardo Spagni b8ab510f23
Merge pull request #5332 
7c440915 Add get_tx_proof support, needed for new sanity check (cslashm)
98fdcb2a Add support for V11 protocol with BulletProofV2 and short amount. New scheme key destination contrfol Fix dummy decryption in debug mode (cslashm)
3a981a33 Add application version compatibility check. (cslashm)
 2019-04-01 17:35:12 +02:00
Riccardo Spagni 7ec799c542
Merge pull request #5287 
1d14b3f0 ringct: fix capitalization for scaler mult (fuwa)
 2019-04-01 17:19:32 +02:00
cslashm 98fdcb2aa5 Add support for V11 protocol with BulletProofV2 and short amount. 
New scheme key destination contrfol
Fix dummy decryption in debug mode
 2019-03-28 18:26:15 +01:00
fuwa 1d14b3f072 ringct: fix capitalization for scaler mult 2019-03-25 13:00:14 +08:00
binaryFate 1f2930ce0b Update 2019 copyright 2019-03-05 22:05:34 +01:00
moneromooo-monero ef93b0995c
various: remove unused variables 2019-03-04 22:24:49 +00:00
Riccardo Spagni 9d415495bf
Merge pull request #5082 
1bc5f9fa bulletproofs: speed up vector_power_sum (moneromooo-monero)
 2019-03-04 21:18:53 +02:00
moneromooo-monero b6534c40e6
ringct: remove unused senderPk from ecdhTuple 
This was an early ringct field, which was never used in production
 2019-01-22 23:17:42 +00:00
moneromooo-monero 7d37598158
ringct: the commitment mask is now deterministic 
saves space in the tx and is safe

Found by knaccc
 2019-01-22 23:17:39 +00:00
moneromooo-monero 99d946e619
ringct: encode 8 byte amount, saving 24 bytes per output 
Found by knaccc
 2019-01-22 23:17:31 +00:00
moneromooo-monero cdc3ccec5f
ringct: save 3 bytes on bulletproof size 
Found by luigi1111
 2019-01-22 23:17:27 +00:00
moneromooo-monero f931e16c6e
add a bulletproof version, new bulletproof type, and rct config 
This makes it easier to modify the bulletproof format
 2019-01-22 23:17:24 +00:00
moneromooo-monero 1bc5f9fa4b
bulletproofs: speed up vector_power_sum 
found by sarang
 2019-01-19 00:18:34 +00:00
Riccardo Spagni 5753d71922
Merge pull request #5050 
07cb574c ringct: remove duplicate rv.mixRing = mixRing; in genRctSimple (stoffu)
 2019-01-18 19:02:01 +02:00
stoffu 07cb574ca4
ringct: remove duplicate rv.mixRing = mixRing; in genRctSimple 2019-01-08 11:51:35 +09:00
moneromooo-monero aaafa8a946
ringct: avoid repeated point conversion 2018-12-12 12:48:10 +00:00
Riccardo Spagni 6bc0c7e685
Merge pull request #4927 
6456cb41 Bulletproof: Initialize members in default construtor. (Tadeas Moravec)
 2018-12-12 12:01:31 +02:00
Riccardo Spagni e9aa886d9e
Merge pull request #4921 
ac665418 ringct: fix dummy bulletproofs on ledger in fake mode (moneromooo-monero)
 2018-12-12 11:59:56 +02:00
Riccardo Spagni 81418cb281
Merge pull request #4894 
aee7a4e3 wallet_rpc_server: do not use RPC data if the call failed (moneromooo-monero)
1a0733e5 windows_service: fix memory leak (moneromooo-monero)
0dac3c64 unit_tests: do not rethrow a copy of an exception (moneromooo-monero)
5d9915ab cryptonote: fix get_unit for non default settings (moneromooo-monero)
d4f50cb1 remove some unused code (moneromooo-monero)
61163971 a few minor (but easy) performance tweaks (moneromooo-monero)
30023074 tests: slow_memmem now returns size_t (moneromooo-monero)
 2018-12-04 17:33:19 +02:00
Riccardo Spagni 6d1c2a9304
Merge pull request #4892 
c28e3d2d rctOps: add braces to suppress warnings (stoffu)
 2018-12-04 17:32:42 +02:00
Riccardo Spagni c00ac446fd
Merge pull request #4854 
bd98e99c Removed a lot of unnecessary includes (Martijn Otto)
 2018-12-04 17:08:42 +02:00
Tadeas Moravec 6456cb415a
Bulletproof: Initialize members in default construtor. 
Fixing a build warning on g++ 7.3.0
 2018-12-01 13:03:32 +00:00
moneromooo-monero ac665418f0
ringct: fix dummy bulletproofs on ledger in fake mode 
Ledger does some basic checks on them
 2018-11-30 13:33:29 +00:00
Riccardo Spagni 3e2abc9eaa
Merge pull request #4834 
2c7195d8 bulletproofs: avoid std::vector allocations for slice (moneromooo-monero)
 2018-11-26 20:30:15 +02:00
moneromooo-monero 611639710d
a few minor (but easy) performance tweaks 
Found by codacy.com
 2018-11-23 15:36:48 +00:00
stoffu c28e3d2dae
rctOps: add braces to suppress warnings 2018-11-23 12:28:04 +09:00
Riccardo Spagni 0295055bcb
Merge pull request #4805 
6a1062f5 bulletproofs: reserve vector memory when known in advance (moneromooo-monero)
 2018-11-16 11:16:12 +02:00
Riccardo Spagni cec336ecbc
Merge pull request #4804 
00907c39 rct: speedup commit a little (moneromooo-monero)
 2018-11-16 11:15:56 +02:00
Riccardo Spagni 46f989bc49
Merge pull request #4795 
5d7c2316 rct: add a zeroCommit cache for common pre-rct case (moneromooo-monero)
 2018-11-16 11:11:10 +02:00
Martijn Otto bd98e99c80
Removed a lot of unnecessary includes 2018-11-15 17:29:34 +01:00
moneromooo-monero 2c7195d80c
bulletproofs: avoid std::vector allocations for slice 2018-11-09 19:58:11 +00:00
moneromooo-monero 6a1062f560
bulletproofs: reserve vector memory when known in advance 2018-11-05 14:32:32 +00:00
moneromooo-monero 00907c3987
rct: speedup commit a little 
saves a conversion, and uses a double scalarmult instead of
two scalarmults
 2018-11-05 14:25:11 +00:00
Riccardo Spagni 6d3d8635be
Merge pull request #4693 
74fb3d88 multiexp: some minor speedups (moneromooo-monero)
a6d2e246 bulletproofs: only enable profiling on request (moneromooo-monero)
a110e6aa multiexp: tune which variants to use for which number of points (moneromooo-monero)
8b476722 bulletproofs: speedup prover (moneromooo-monero)
6f9ae5b6 multiexp: handle pippenger multiexps with part precalc (moneromooo-monero)
10e5a927 bulletproofs: maintain -z4, -z5, and -y0 to avoid subtractions (moneromooo-monero)
8629a42c bulletproofs: rework flow to use sarang's fast batch inversion code (moneromooo-monero)
fc9f7d9c bulletproofs: merge multiexps as per sarang's new python code (moneromooo-monero)
4061960a multiexp: pack the digits table when STRAUS_C is 4 (moneromooo-monero)
bf8e4b98 bulletproofs: some more minor speedup (moneromooo-monero)
c415df97 performance_tests: sc_check and ge_dsm_precomp (moneromooo-monero)
a281b950 bulletproofs: remove single value prover (moneromooo-monero)
484155d0 bulletproofs: some more speedup (moneromooo-monero)
a621d6c8 bulletproofs: random minor speedups (moneromooo-monero)
a49a1761 bulletproofs: shave off a lot of scalar muls from the g/h construction (moneromooo-monero)
4564a5d1 bulletproofs: speedup PROVE (moneromooo-monero)
 2018-11-04 20:46:42 +02:00
moneromooo-monero 5d7c231604
rct: add a zeroCommit cache for common pre-rct case 
This is called for every pre-rct output at blockchain sync time,
and a lot of them wil hit the cache, saving a scalarmult each.
 2018-11-04 15:44:56 +00:00
Dusan Klinec 29ffb6bba8
device/trezor: trezor support added 2018-11-02 21:36:39 +01:00
moneromooo-monero d6937e373b
ringct: use dummy bulletproofs when in fake mode, for speed 2018-10-23 21:03:18 +00:00
moneromooo-monero 74fb3d882c
multiexp: some minor speedups 2018-10-22 16:08:26 +00:00
moneromooo-monero a6d2e246f3
bulletproofs: only enable profiling on request 2018-10-22 16:07:44 +00:00
moneromooo-monero a110e6aa18
multiexp: tune which variants to use for which number of points 2018-10-22 16:07:44 +00:00
moneromooo-monero 8b4767221c
bulletproofs: speedup prover 2018-10-22 16:07:44 +00:00
moneromooo-monero 6f9ae5b6eb
multiexp: handle pippenger multiexps with part precalc 2018-10-22 16:07:44 +00:00
moneromooo-monero 10e5a92769
bulletproofs: maintain -z4, -z5, and -y0 to avoid subtractions 2018-10-22 16:07:44 +00:00
moneromooo-monero 8629a42cf6
bulletproofs: rework flow to use sarang's fast batch inversion code 2018-10-22 16:07:44 +00:00
moneromooo-monero fc9f7d9c81
bulletproofs: merge multiexps as per sarang's new python code 2018-10-22 16:07:44 +00:00
moneromooo-monero 4061960a16
multiexp: pack the digits table when STRAUS_C is 4 
Spotted by stoffu
 2018-10-22 16:07:44 +00:00
moneromooo-monero bf8e4b9870
bulletproofs: some more minor speedup 2018-10-22 16:07:44 +00:00
moneromooo-monero a281b950bf
bulletproofs: remove single value prover 
It is now expressed in terms of the array prover
 2018-10-22 16:07:44 +00:00
moneromooo-monero 484155d043
bulletproofs: some more speedup 2018-10-22 16:07:44 +00:00
moneromooo-monero a621d6c8b4
bulletproofs: random minor speedups 2018-10-22 16:07:44 +00:00
moneromooo-monero a49a17618f
bulletproofs: shave off a lot of scalar muls from the g/h construction 2018-10-22 16:07:44 +00:00
moneromooo-monero 4564a5d17b
bulletproofs: speedup PROVE 2018-10-22 16:07:44 +00:00
moneromooo-monero 1dd5c73f62
bulletproofs: multiply points by 8 first thing in verification 
instead of merging that with other scalar multiplications
where possible for speed, since this is not actually safe
 2018-09-24 14:02:51 +00:00
Riccardo Spagni 4a652d6b52
Merge pull request #4379 
607301bf rct: avoid repeated unnecessary conversions when accummulating (moneromooo-monero)
 2018-09-21 20:42:41 +02:00
moneromooo-monero 607301bf6d
rct: avoid repeated unnecessary conversions when accummulating 2018-09-14 10:18:01 +00:00
stoffu 67a56a9f8b
rctTypes: fix incorrect serialization 2018-09-12 20:33:10 +09:00
moneromooo-monero 8f418a6db0
bulletproofs: #include <openssl/bn.h> 
Apparently needed for openssl 1.1.x
 2018-09-11 13:38:34 +00:00
moneromooo-monero 2bf636503f
bulletproofs: speed up the latest changes a bit 2018-09-11 13:38:32 +00:00
moneromooo-monero 044dff5a30
bulletproofs: scale points by 8 to ensure subgroup validity 2018-09-11 13:38:31 +00:00
moneromooo-monero c83012c476
bulletproofs: match aggregated verification to sarang's latest prototype 2018-09-11 13:38:30 +00:00
moneromooo-monero 463434d1f7
more comprehensive test for ge_p3 comparison to identity/point at infinity 
Reported by QuarksLab.
 2018-09-11 13:38:20 +00:00
moneromooo-monero a129bbd944
multiexp: fix maxscalar off by one 
Reported by QuarksLab.
 2018-09-11 13:38:17 +00:00
moneromooo-monero 7ed496cc78
ringct: error out when hashToPoint* returns the point at infinity 
Reported by QuarksLab.
 2018-09-11 13:38:16 +00:00
moneromooo-monero 61632dc166
ringct: prevent a potential very large allocation 
Reported by QuarksLab.
 2018-09-11 13:38:14 +00:00
moneromooo-monero 0825e97436
multiexp: fix wrong Bos-Coster result for 1 non trivial input 
Reported by QuarksLab.
 2018-09-11 13:38:10 +00:00
moneromooo-monero a1359ad43c
Check inputs to addKeys are in range 
Reported by QuarksLab.
 2018-09-11 13:38:09 +00:00
moneromooo-monero fe0fa3b9c5
bulletproofs: reject x, y, z, or w[i] being zero 
Also try again when we're generate a proof with those characteristics

Reported by QuarksLab.
 2018-09-11 13:38:08 +00:00
moneromooo-monero 5ffb2ff9b7
v8: per byte fee, pad bulletproofs, fixed 11 ring size 2018-09-11 13:38:07 +00:00
moneromooo-monero 869b3bf824
bulletproofs: a few fixes from the Kudelski review 
- fix integer overflow in n_bulletproof_amounts
- check input scalars are in range
- remove use of environment variable to tweak straus performance
- do not use implementation defined signed shift for signum
 2018-09-11 13:38:05 +00:00
moneromooo-monero c429176248
bulletproofs: reject points not in the main subgroup 2018-09-11 13:38:04 +00:00
moneromooo-monero 1569717718
bulletproofs: speed up a few multiplies using existing Hi cache 2018-09-11 13:38:03 +00:00
moneromooo-monero 0b05a0fa74
Add Pippenger cache and limit Straus cache size 2018-09-11 13:38:02 +00:00
moneromooo-monero 263431c486
Pippenger multiexp 
Based on sarang's python code
 2018-09-11 13:37:45 +00:00
moneromooo-monero 1ed0ed4de4
multiexp: cut down on memory allocations 2018-09-11 13:37:44 +00:00
moneromooo-monero 1b867e7f40
precalc the ge_p3 representation of H 2018-09-11 13:37:42 +00:00
moneromooo-monero 7e67c52fa2
Add a define for the max number of bulletproof multi-outputs 2018-09-11 13:37:38 +00:00
moneromooo-monero 2a8fcb421b
Bulletproof aggregated verification and tests 
Also constrains bulletproofs to simple rct, for simplicity
 2018-09-11 13:37:37 +00:00
moneromooo-monero 126196b017
multiexp: some speedups 
- use a raw memory block to store cache
- use aligned memory
- use doubling API where appropriate
- calculate straus in bands
 2018-09-11 13:37:35 +00:00
moneromooo-monero bacf0a1e2f
bulletproofs: add aggregated verification 
Ported from sarang's java code
 2018-09-11 13:37:32 +00:00
moneromooo-monero e895c3def1
make straus cached mode thread safe, and add tests for it 2018-09-11 13:37:31 +00:00
moneromooo-monero 7f48bf05d7
multiexp: bos coster now works for just one point 2018-09-11 13:37:30 +00:00
moneromooo-monero 9ce9f8caf6
bulletproofs: add multi output bulletproofs to rct 2018-09-11 13:37:28 +00:00
moneromooo-monero 939bc22332
add Straus multiexp 2018-09-11 13:37:25 +00:00
moneromooo-monero 9ff6e6a0a7
ringct: add bos coster multiexp 2018-09-11 13:37:24 +00:00
moneromooo-monero e9164bb38b
bulletproofs: misc optimizations 
Use double mults where possible, avoid conversions, simplify
 2018-09-11 13:37:23 +00:00
moneromooo-monero aacfd6e370
bulletproofs: multi-output bulletproofs 2018-09-11 13:37:17 +00:00
moneromooo-monero 7c8f95d3e2
ringct: make conversion functions return const refs 
This might avoid unnecessary copies.

Reported by stoffu
 2018-09-04 18:28:20 +00:00
luigi1111 5f1bbe3bce
Merge pull request #4268 
1f2409e Do memwipe for critical secret keys copied to rct::key (stoffu)
 2018-09-04 13:16:04 -05:00
moneromooo-monero d2e26c23f3
add and use constant time 32 byte equality function 2018-08-23 07:56:51 +00:00