def test_prove_2(self):
bpi = bp.BulletProofBuilder()
val = crypto.sc_init((1 << 30) - 1 + 16)
mask = crypto.random_scalar()
bp_res = bpi.prove(val, mask)
bpi.verify(bp_res)
def test_masks(self):
bpi = bp.BulletProofBuilder()
self.mask_consistency_check(bpi)
# Randomized masks
bpi.use_det_masks = False
self.mask_consistency_check(bpi)
def test_prove(self):
bpi = bp.BulletProofBuilder()
val = crypto.sc_init(123)
mask = crypto.sc_init(432)
bp_res = bpi.prove(val, mask)
bpi.verify(bp_res)
def test_prove_random_masks(self):
bpi = bp.BulletProofBuilder()
bpi.use_det_masks = False # trully randomly generated mask vectors
val = crypto.sc_init((1 << 30) - 1 + 16)
mask = crypto.random_scalar()
bp_res = bpi.prove(val, mask)
bpi.verify(bp_res)
def prove_range_bp_batch(amounts, masks):
"""Calculates Bulletproof in batches"""
from apps.monero.xmr import bulletproof as bp
bpi = bp.BulletProofBuilder()
bp_proof = bpi.prove_batch([crypto.sc_init(a) for a in amounts], masks)
del (bpi, bp)
gc.collect()
return bp_proof
def test_verify_batch_1(self):
bpi = bp.BulletProofBuilder()
bpi.verify_batch([self.bproof_1()])
bpi.verify_batch([self.bproof_2()])
bpi.verify_batch([self.bproof_4()])
bpi.verify_batch([self.bproof_8()])
bpi.verify_batch([self.bproof_16()])
with self.assertRaises(Exception):
bpi.verify_batch([self.bproof_2_invalid()])
with self.assertRaises(Exception):
bpi.verify_batch([self.bproof_2_invalid()])
def prove_range_bp_batch(
amounts: list[int],
masks: list[crypto.Scalar],
bp_plus: bool = False) -> Bulletproof | BulletproofPlus:
"""Calculates Bulletproof in batches"""
from apps.monero.xmr import bulletproof as bp
bpi = bp.BulletProofPlusBuilder() if bp_plus else bp.BulletProofBuilder()
bp_proof = bpi.prove_batch([crypto.Scalar(a) for a in amounts], masks)
del (bpi, bp)
gc.collect()
return bp_proof
def test_prove_testnet(self):
bpi = bp.BulletProofBuilder()
val = crypto.sc_init(123)
mask = crypto.sc_init(432)
bp_res = bpi.prove_testnet(val, mask)
bpi.verify_testnet(bp_res)
try:
bp_res.S[0] += 1
bpi.verify(bp_res)
self.fail("Verification should have failed")
except:
pass
def verify_bp(bp_proof, amounts, masks):
"""Verifies Bulletproof"""
from apps.monero.xmr import bulletproof as bp
if amounts:
bp_proof.V = []
for i in range(len(amounts)):
C = crypto.gen_commitment(masks[i], amounts[i])
crypto.scalarmult_into(C, C, crypto.sc_inv_eight())
bp_proof.V.append(crypto.encodepoint(C))
bpi = bp.BulletProofBuilder()
res = bpi.verify(bp_proof)
gc.collect()
return res
def verify_bp(
bp_proof: Bulletproof | BulletproofPlus,
amounts: list[int],
masks: list[crypto.Scalar],
) -> bool:
"""Verifies Bulletproof"""
from apps.monero.xmr import bulletproof as bp
if amounts:
bp_proof.V = []
for i in range(len(amounts)):
C = crypto.gen_commitment_into(None, masks[i], amounts[i])
crypto.scalarmult_into(C, C, crypto_helpers.INV_EIGHT_SC)
bp_proof.V.append(crypto_helpers.encodepoint(C))
from apps.monero.xmr.serialize_messages.tx_rsig_bulletproof import BulletproofPlus
bpi = (bp.BulletProofPlusBuilder() if isinstance(bp_proof, BulletproofPlus)
else bp.BulletProofBuilder())
res = bpi.verify(bp_proof)
gc.collect()
return res
async def diag(ctx, msg, **kwargs) -> Failure:
log.debug(__name__, "----diagnostics")
gc.collect()
if msg.ins == 0:
check_mem(0)
return retit()
elif msg.ins == 1:
check_mem(1)
micropython.mem_info(1)
return retit()
elif msg.ins == 2:
log.debug(__name__, "_____________________________________________")
log.debug(__name__, "_____________________________________________")
log.debug(__name__, "_____________________________________________")
return retit()
elif msg.ins == 3:
pass
elif msg.ins == 4:
total = 0
monero = 0
for k, v in sys.modules.items():
log.info(__name__, "Mod[%s]: %s", k, v)
total += 1
if k.startswith("apps.monero"):
monero += 1
log.info(__name__, "Total modules: %s, Monero modules: %s", total, monero)
return retit()
elif msg.ins in [5, 6, 7]:
check_mem()
from apps.monero.xmr import bulletproof as bp
check_mem("BP Imported")
from apps.monero.xmr import crypto
check_mem("Crypto Imported")
bpi = bp.BulletProofBuilder()
bpi.gc_fnc = gc.collect
bpi.gc_trace = log_trace
vals = [crypto.Scalar((1 << 30) - 1 + 16), crypto.Scalar(22222)]
masks = [crypto.random_scalar(), crypto.random_scalar()]
check_mem("BP pre input")
if msg.ins == 5:
bp_res = bpi.prove_testnet(vals[0], masks[0])
check_mem("BP post prove")
bpi.verify_testnet(bp_res)
check_mem("BP post verify")
elif msg.ins == 6:
bp_res = bpi.prove(vals[0], masks[0])
check_mem("BP post prove")
bpi.verify(bp_res)
check_mem("BP post verify")
elif msg.ins == 7:
bp_res = bpi.prove_batch(vals, masks)
check_mem("BP post prove")
bpi.verify(bp_res)
check_mem("BP post verify")
return retit()
return retit()
def test_prove_batch16(self):
bpi = bp.BulletProofBuilder()
sv = [crypto.sc_init(137*i) for i in range(16)]
gamma = [crypto.sc_init(991*i) for i in range(16)]
proof = bpi.prove_batch(sv, gamma)
bpi.verify_batch([proof])
def test_prove_batch(self):
bpi = bp.BulletProofBuilder()
sv = [crypto.sc_init(123), crypto.sc_init(768)]
gamma = [crypto.sc_init(456), crypto.sc_init(901)]
proof = bpi.prove_batch(sv, gamma)
bpi.verify_batch([proof])
def test_verify(self):
bpi = bp.BulletProofBuilder()
self.assertTrue(bpi.verify(self.bproof_1()))
self.assertTrue(bpi.verify(self.bproof_2()))
self.assertTrue(bpi.verify(self.bproof_4()))
def test_verify_testnet(self):
bpi = bp.BulletProofBuilder()
# fmt: off
bp_proof = Bulletproof(
V=[
bytes([
0x67, 0x54, 0xbf, 0x40, 0xcb, 0x45, 0x63, 0x0d, 0x4b, 0xea,
0x08, 0x9e, 0xd7, 0x86, 0xec, 0x3c, 0xe5, 0xbd, 0x4e, 0xed,
0x8f, 0xf3, 0x25, 0x76, 0xae, 0xca, 0xb8, 0x9e, 0xf2, 0x5e,
0x41, 0x16
])
],
A=bytes([
0x96, 0x10, 0x17, 0x66, 0x87, 0x7e, 0xef, 0x97, 0xb3, 0x82,
0xfb, 0x8e, 0x0c, 0x2a, 0x93, 0x68, 0x9e, 0x05, 0x22, 0x07,
0xe3, 0x30, 0x94, 0x20, 0x58, 0x6f, 0x5d, 0x01, 0x6d, 0x4e,
0xd5, 0x88
]),
S=bytes([
0x50, 0x51, 0x38, 0x32, 0x96, 0x20, 0x7c, 0xc9, 0x60, 0x4d,
0xac, 0x7c, 0x7c, 0x21, 0xf9, 0xad, 0x1c, 0xc2, 0x2d, 0xee,
0x88, 0x7b, 0xa2, 0xe2, 0x61, 0x81, 0x46, 0xf5, 0x99, 0xc3,
0x12, 0x57
]),
T1=bytes([
0x1a, 0x7d, 0x06, 0x51, 0x41, 0xe6, 0x12, 0xbe, 0xad, 0xd7,
0x68, 0x60, 0x85, 0xfc, 0xc4, 0x86, 0x0b, 0x39, 0x4b, 0x06,
0xf7, 0xca, 0xb3, 0x29, 0xdf, 0x1d, 0xbf, 0x96, 0x5f, 0xbe,
0x8c, 0x87
]),
T2=bytes([
0x57, 0xae, 0x91, 0x04, 0xfa, 0xac, 0xf3, 0x73, 0x75, 0xf2,
0x83, 0xd6, 0x9a, 0xcb, 0xef, 0xe4, 0xfc, 0xe5, 0x37, 0x55,
0x52, 0x09, 0xb5, 0x60, 0x6d, 0xab, 0x46, 0x85, 0x01, 0x23,
0x9e, 0x47
]),
taux=bytes([
0x44, 0x7a, 0x87, 0xd9, 0x5f, 0x1b, 0x17, 0xed, 0x53, 0x7f,
0xc1, 0x4f, 0x91, 0x9b, 0xca, 0x68, 0xce, 0x20, 0x43, 0xc0,
0x88, 0xf1, 0xdf, 0x12, 0x7b, 0xd7, 0x7f, 0xe0, 0x27, 0xef,
0xef, 0x0d
]),
mu=bytes([
0x32, 0xf9, 0xe4, 0xe1, 0xc2, 0xd8, 0xe4, 0xb0, 0x0d, 0x49,
0xd1, 0x02, 0xbc, 0xcc, 0xf7, 0xa2, 0x5a, 0xc7, 0x28, 0xf3,
0x05, 0xb5, 0x64, 0x2e, 0xde, 0xcf, 0x01, 0x61, 0xb8, 0x62,
0xfb, 0x0d
]),
L=[
bytes([
0xde, 0x71, 0xca, 0x09, 0xf9, 0xd9, 0x1f, 0xa2, 0xae, 0xdf,
0x39, 0x49, 0x04, 0xaa, 0x6b, 0x58, 0x67, 0x9d, 0x61, 0xa6,
0xfa, 0xec, 0x81, 0xf6, 0x4c, 0x15, 0x09, 0x9d, 0x10, 0x21,
0xff, 0x39
]),
bytes([
0x90, 0x47, 0xbf, 0xf0, 0x1f, 0x72, 0x47, 0x4e, 0xd5, 0x58,
0xfb, 0xc1, 0x16, 0x43, 0xb7, 0xd8, 0xb1, 0x00, 0xa4, 0xa3,
0x19, 0x9b, 0xda, 0x5b, 0x27, 0xd3, 0x6c, 0x5a, 0x87, 0xf8,
0xf0, 0x28
]),
bytes([
0x03, 0x45, 0xef, 0x57, 0x19, 0x8b, 0xc7, 0x38, 0xb7, 0xcb,
0x9c, 0xe7, 0xe8, 0x23, 0x27, 0xbb, 0xd3, 0x54, 0xcb, 0x38,
0x3c, 0x24, 0x8a, 0x60, 0x11, 0x20, 0x92, 0x99, 0xec, 0x35,
0x71, 0x9f
]),
bytes([
0x7a, 0xb6, 0x36, 0x42, 0x36, 0x83, 0xf3, 0xa6, 0xc1, 0x24,
0xc5, 0x63, 0xb0, 0x4c, 0x8b, 0xef, 0x7c, 0x77, 0x25, 0x83,
0xa8, 0xbb, 0x8b, 0x57, 0x75, 0x1c, 0xb6, 0xd7, 0xca, 0xc9,
0x0d, 0x78
]),
bytes([
0x9d, 0x79, 0x66, 0x21, 0x64, 0x72, 0x97, 0x08, 0xa0, 0x5a,
0x94, 0x5a, 0x94, 0x7b, 0x11, 0xeb, 0x4e, 0xe9, 0x43, 0x2f,
0x08, 0xa2, 0x57, 0xa5, 0xd5, 0x99, 0xb0, 0xa7, 0xde, 0x78,
0x80, 0xb7
]),
bytes([
0x9f, 0x88, 0x5c, 0xa5, 0xeb, 0x08, 0xef, 0x1a, 0xcf, 0xbb,
0x1d, 0x04, 0xc5, 0x47, 0x24, 0x37, 0x49, 0xe4, 0x4e, 0x9c,
0x5d, 0x56, 0xd0, 0x97, 0xfd, 0x8a, 0xe3, 0x23, 0x1d, 0xab,
0x16, 0x03
]),
],
R=[
bytes([
0xae, 0x89, 0xeb, 0xa8, 0x5b, 0xd5, 0x65, 0xd6, 0x9f, 0x2a,
0xfd, 0x04, 0x66, 0xad, 0xb1, 0xf3, 0x5e, 0xf6, 0x60, 0xa7,
0x26, 0x94, 0x3b, 0x72, 0x5a, 0x5c, 0x80, 0xfa, 0x0f, 0x75,
0x48, 0x27
]),
bytes([
0xc9, 0x1a, 0x61, 0x70, 0x6d, 0xea, 0xea, 0xb2, 0x42, 0xff,
0x27, 0x3b, 0x8e, 0x94, 0x07, 0x75, 0x40, 0x7d, 0x33, 0xde,
0xfc, 0xbd, 0x53, 0xa0, 0x2a, 0xf9, 0x0c, 0x36, 0xb0, 0xdd,
0xbe, 0x8d
]),
bytes([
0xb7, 0x39, 0x7a, 0x0e, 0xa1, 0x42, 0x0f, 0x94, 0x62, 0x24,
0xcf, 0x54, 0x75, 0xe3, 0x0b, 0x0f, 0xfb, 0xcb, 0x67, 0x7b,
0xbc, 0x98, 0x36, 0x01, 0x9f, 0x73, 0xa0, 0x70, 0xa1, 0x7e,
0xf0, 0xcf
]),
bytes([
0x40, 0x06, 0xd4, 0xfa, 0x22, 0x7c, 0x82, 0xbf, 0xe8, 0xe0,
0x35, 0x13, 0x28, 0xa2, 0xb9, 0x51, 0xa3, 0x37, 0x34, 0xc0,
0xa6, 0x43, 0xd6, 0xb7, 0x7a, 0x40, 0xae, 0xf9, 0x36, 0x0e,
0xe3, 0xcc
]),
bytes([
0x88, 0x38, 0x64, 0xe9, 0x63, 0xe3, 0x33, 0xd9, 0xf6, 0xca,
0x47, 0xc4, 0xc7, 0x36, 0x70, 0x01, 0xd2, 0xe4, 0x8c, 0x9f,
0x25, 0xc2, 0xce, 0xcf, 0x81, 0x89, 0x4f, 0x24, 0xcb, 0xb8,
0x40, 0x73
]),
bytes([
0xdc, 0x35, 0x65, 0xed, 0x6b, 0xb0, 0xa7, 0x1a, 0x1b, 0xf3,
0xd6, 0xfb, 0x47, 0x00, 0x48, 0x00, 0x20, 0x6d, 0xd4, 0xeb,
0xff, 0xb9, 0xdc, 0x43, 0x30, 0x8a, 0x90, 0xfe, 0x43, 0x74,
0x75, 0x68
]),
],
a=bytes([
0xb4, 0x8e, 0xc2, 0x31, 0xce, 0x05, 0x9a, 0x7a, 0xbc, 0x82,
0x8c, 0x30, 0xb3, 0xe3, 0x80, 0x86, 0x05, 0xb8, 0x4c, 0x93,
0x9a, 0x8e, 0xce, 0x39, 0x0f, 0xb6, 0xee, 0x28, 0xf6, 0x7e,
0xd5, 0x07
]),
b=bytes([
0x47, 0x10, 0x62, 0xc2, 0xad, 0xc7, 0xe2, 0xc9, 0x14, 0x6f,
0xf4, 0xd1, 0xfe, 0x52, 0xa9, 0x1a, 0xe4, 0xb6, 0xd0, 0x25,
0x4b, 0x19, 0x80, 0x7c, 0xcd, 0x62, 0x62, 0x1d, 0x97, 0x20,
0x71, 0x0b
]),
t=bytes([
0x47, 0x06, 0xea, 0x76, 0x8f, 0xdb, 0xa3, 0x15, 0xe0, 0x2c,
0x6b, 0x25, 0xa1, 0xf7, 0x3c, 0xc8, 0x1d, 0x97, 0xa6, 0x52,
0x48, 0x75, 0x37, 0xf9, 0x1e, 0x14, 0xac, 0xb1, 0x2a, 0x34,
0xc6, 0x06
]))
# fmt: on
self.assertTrue(bpi.verify_testnet(bp_proof))
