package octez-libs
Install
Dune Dependency
Authors
Maintainers
Sources
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doc/octez-libs.crypto-dal/Tezos_crypto_dal/Cryptobox/Internal_for_tests/index.html
Module Cryptobox.Internal_for_tests
Source
The initialisation parameters can be too large for testing purposes. This function creates an unsafe initialisation parameters using parameters
. The running time of this function is linear with respect to parameters.slot_size
. Order of magnitude can be around 1 minute for a size of 1MiB.
Same as load_parameters
except it erase parameters if they were already loaded. This is used to circumvent limitation from test frameworks where tests with various parameters could be run using the same binary.
Returns a randomized valid sequence of shards using the random state state
for the given parameters.
polynomials_equal p1 p2
returns true if and only if p1
and p2
represent the same polynomial.
page_proof_equal proof1 proof2
returns true if and only if proof1
and proof2
represent the same proof.
alter_page_proof page_proof
returns a different page proof than the input.
alter_shard_proof shard_proof
returns a different shard proof than the input.
alter_commitment_proof commitment_proof
returns a different commitment proof than the input.
minimum_number_of_shards_to_reconstruct_slot t
returns the minimum number of shards to reconstruct a slot using polynomial_from_shards
.
select_fft_domain domain_size
selects a suitable domain for the FFT.
The domain size domain_size
is expected to be strictly positive. Return (size, power_of_two, remainder)
such that: * If domain_size > 1
, then size
is the smallest integer greater or equal to domain_size
and is of the form 2^a * 3^b * 11^c * 19^d, where:
a ∈ ⟦0, 32⟧, b ∈ {0, 1}, c ∈ {0, 1}, d ∈ {0, 1}
* If domain_size = 1
, then size = 2
. * size = power_of_two * remainder
, power_of_two
is a power of two, and remainder
is not divisible by 2.
val precomputation_equal :
shards_proofs_precomputation ->
shards_proofs_precomputation ->
bool
ensure_validity parameters
returns true if the parameters
are valid. See implementation file for details.