def deserialize(json):
asc = dumps(json).encode('ascii')
c_str = ffi.new('char[]', asc) # freed by cffi
obj = lib.encryption_key_new_deserialize(c_str)
if obj == ffi.cast('struct EncryptionKey *', 0):
raise Exception('could not deserialize')
return EncryptionKey(obj)
def deserialize(json):
asc = dumps(json).encode('ascii')
c_str = ffi.new('char[]', asc) # freed by cffi
obj = lib.bigint_new_deserialize(c_str)
if obj == ffi.cast('struct BigInt *', 0):
raise Exception('could not deserialize')
return BigInt(obj)
def deserialize(json):
asc = dumps(json).encode('ascii')
c_str = ffi.new('char[]', asc) # freed by cffi
obj = lib.p2partialsig_new_deserialize(c_str)
if obj == ffi.cast('struct PartialSig *', 0):
raise Exception('could not deserialize')
return P2PartialSig(obj)
def deserialize(json):
asc = dumps(json).encode('ascii')
c_str = ffi.new('char[]', asc) # freed by cffi
obj = lib.challenge_new_deserialize(c_str)
if obj == ffi.cast('struct Challenge *', 0):
raise Exception('could not deserialize')
return Challenge(obj)
def deserialize(json):
asc = dumps(json).encode('ascii')
c_str = ffi.new('char[]', asc) # freed by cffi
obj = lib.verification_aid_new_deserialize(c_str)
if obj == ffi.cast('struct VerificationAid *', 0):
raise Exception('could not deserialize')
return VerificationAid(obj)
def deserialize(json):
asc = dumps(json).encode('ascii')
c_str = ffi.new('char[]', asc) # freed by cffi
obj = lib.correct_key_proof_new_deserialize(c_str)
if obj == ffi.cast('struct CorrectKeyProof *', 0):
raise Exception('could not deserialize')
return CorrectKeyProof(obj)
def deserialize(json):
asc = dumps(json).encode('ascii')
c_str = ffi.new('char[]', asc) # freed by cffi
obj = lib.d_log_proof_nullable_new_deserialize(c_str)
if obj == ffi.cast('struct DLogProof *', 0):
raise Exception('could not deserialize')
return DLogProof(obj)
def generate_proof_correct_key(p1pkp, challenge):
assert type(p1pkp) is P1PaillierKeyPair
assert type(challenge) is Challenge
obj = lib.p1_paillier_pair_nullable_generate_proof_correct_key(
p1pkp.inst, challenge.inst)
if obj == ffi.cast('struct CorrectKeyProof *', 0):
raise Exception('could not make correct key proof')
return CorrectKeyProof(obj)
def verify_and_decommit(p1_keygen1, d_log_proof):
assert type(d_log_proof) is DLogProof
assert type(p1_keygen1) is P1KeyGen1
ptr = lib.p1_keygen2_nullable_new_verify_and_decommit(
p1_keygen1.inst, d_log_proof.inst)
if ptr == ffi.cast('struct KeyGenSecondMsg *', 0):
raise Exception('could not verify_and_decommit')
return P1KeyGen2(ptr)
def verify_commitments_and_dlog_proof(
pk_com,
zk_pok,
zk_pok_blind,
public_share,
pk_com_blind_party,
d_log_proof,
):
assert type(pk_com) is BigInt
assert type(zk_pok) is BigInt
assert type(zk_pok_blind) is BigInt
assert type(public_share) is GE
assert type(pk_com_blind_party) is BigInt
assert type(d_log_proof) is DLogProof
ptr = lib.p2_keygen2_nullable_new_verify_commitments_and_dlog_proof(
pk_com.inst, zk_pok.inst, zk_pok_blind.inst, public_share.inst,
pk_com_blind_party.inst, d_log_proof.inst)
if ptr == ffi.cast('struct KeyGenSecondMsg *', 0):
raise Exception('could not verify_commitments_and_dlog_proof')
return P2KeyGen2(ptr)