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285 lines
9.9 KiB
285 lines
9.9 KiB
// Copyright (c) 2014-2019, The Monero Project
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//
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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 modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
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#include "include_base_utils.h"
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using namespace epee;
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#include "cryptonote_basic_impl.h"
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#include "string_tools.h"
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#include "serialization/binary_utils.h"
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#include "serialization/container.h"
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#include "cryptonote_format_utils.h"
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#include "cryptonote_config.h"
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#include "misc_language.h"
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#include "common/base58.h"
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#include "crypto/hash.h"
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#include "int-util.h"
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// #include "common/dns_utils.h"
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#undef MONERO_DEFAULT_LOG_CATEGORY
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#define MONERO_DEFAULT_LOG_CATEGORY "cn"
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namespace cryptonote {
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struct integrated_address {
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account_public_address adr;
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crypto::hash8 payment_id;
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BEGIN_SERIALIZE_OBJECT()
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FIELD(adr)
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FIELD(payment_id)
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END_SERIALIZE()
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(adr)
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KV_SERIALIZE(payment_id)
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END_KV_SERIALIZE_MAP()
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};
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/************************************************************************/
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/* Cryptonote helper functions */
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/************************************************************************/
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//-----------------------------------------------------------------------------------------------
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size_t get_min_block_weight(uint8_t version)
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{
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if (version < 2)
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return CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V1;
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if (version < 5)
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return CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V2;
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return CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V5;
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}
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//-----------------------------------------------------------------------------------------------
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size_t get_max_tx_size()
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{
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return CRYPTONOTE_MAX_TX_SIZE;
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}
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//-----------------------------------------------------------------------------------------------
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uint8_t get_account_address_checksum(const public_address_outer_blob& bl)
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{
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const unsigned char* pbuf = reinterpret_cast<const unsigned char*>(&bl);
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uint8_t summ = 0;
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for(size_t i = 0; i!= sizeof(public_address_outer_blob)-1; i++)
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summ += pbuf[i];
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return summ;
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}
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//------------------------------------------------------------------------------------
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uint8_t get_account_integrated_address_checksum(const public_integrated_address_outer_blob& bl)
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{
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const unsigned char* pbuf = reinterpret_cast<const unsigned char*>(&bl);
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uint8_t summ = 0;
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for(size_t i = 0; i!= sizeof(public_integrated_address_outer_blob)-1; i++)
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summ += pbuf[i];
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return summ;
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}
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//-----------------------------------------------------------------------
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std::string get_account_address_as_str(
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network_type nettype
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, bool subaddress
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, account_public_address const & adr
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)
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{
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uint64_t address_prefix = subaddress ? get_config(nettype).CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX : get_config(nettype).CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX;
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return tools::base58::encode_addr(address_prefix, t_serializable_object_to_blob(adr));
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}
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//-----------------------------------------------------------------------
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std::string get_account_integrated_address_as_str(
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network_type nettype
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, account_public_address const & adr
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, crypto::hash8 const & payment_id
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)
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{
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uint64_t integrated_address_prefix = get_config(nettype).CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX;
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integrated_address iadr = {
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adr, payment_id
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};
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return tools::base58::encode_addr(integrated_address_prefix, t_serializable_object_to_blob(iadr));
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}
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//-----------------------------------------------------------------------
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bool is_coinbase(const transaction& tx)
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{
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if(tx.vin.size() != 1)
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return false;
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if(tx.vin[0].type() != typeid(txin_gen))
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return false;
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return true;
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}
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//-----------------------------------------------------------------------
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bool get_account_address_from_str(
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address_parse_info& info
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, network_type nettype
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, std::string const & str
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)
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{
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uint64_t address_prefix = get_config(nettype).CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX;
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uint64_t integrated_address_prefix = get_config(nettype).CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX;
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uint64_t subaddress_prefix = get_config(nettype).CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX;
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if (2 * sizeof(public_address_outer_blob) != str.size())
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{
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blobdata data;
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uint64_t prefix;
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if (!tools::base58::decode_addr(str, prefix, data))
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{
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LOG_PRINT_L2("Invalid address format");
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return false;
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}
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if (integrated_address_prefix == prefix)
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{
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info.is_subaddress = false;
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info.has_payment_id = true;
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}
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else if (address_prefix == prefix)
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{
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info.is_subaddress = false;
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info.has_payment_id = false;
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}
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else if (subaddress_prefix == prefix)
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{
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info.is_subaddress = true;
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info.has_payment_id = false;
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}
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else {
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LOG_PRINT_L1("Wrong address prefix: " << prefix << ", expected " << address_prefix
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<< " or " << integrated_address_prefix
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<< " or " << subaddress_prefix);
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return false;
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}
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if (info.has_payment_id)
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{
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integrated_address iadr;
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if (!::serialization::parse_binary(data, iadr))
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{
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LOG_PRINT_L1("Account public address keys can't be parsed");
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return false;
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}
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info.address = iadr.adr;
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info.payment_id = iadr.payment_id;
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}
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else
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{
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if (!::serialization::parse_binary(data, info.address))
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{
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LOG_PRINT_L1("Account public address keys can't be parsed");
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return false;
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}
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}
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if (!crypto::check_key(info.address.m_spend_public_key) || !crypto::check_key(info.address.m_view_public_key))
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{
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LOG_PRINT_L1("Failed to validate address keys");
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return false;
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}
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}
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else
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{
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// Old address format
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std::string buff;
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if(!string_tools::parse_hexstr_to_binbuff(str, buff))
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return false;
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if(buff.size()!=sizeof(public_address_outer_blob))
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{
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LOG_PRINT_L1("Wrong public address size: " << buff.size() << ", expected size: " << sizeof(public_address_outer_blob));
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return false;
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}
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public_address_outer_blob blob = *reinterpret_cast<const public_address_outer_blob*>(buff.data());
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if(blob.m_ver > CRYPTONOTE_PUBLIC_ADDRESS_TEXTBLOB_VER)
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{
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LOG_PRINT_L1("Unknown version of public address: " << blob.m_ver << ", expected " << CRYPTONOTE_PUBLIC_ADDRESS_TEXTBLOB_VER);
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return false;
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}
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if(blob.check_sum != get_account_address_checksum(blob))
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{
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LOG_PRINT_L1("Wrong public address checksum");
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return false;
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}
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//we success
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info.address = blob.m_address;
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info.is_subaddress = false;
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info.has_payment_id = false;
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}
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return true;
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}
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// //--------------------------------------------------------------------------------
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// bool get_account_address_from_str_or_url(
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// address_parse_info& info
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// , network_type nettype
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// , const std::string& str_or_url
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// , std::function<std::string(const std::string&, const std::vector<std::string>&, bool)> dns_confirm
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// )
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// {
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// if (get_account_address_from_str(info, nettype, str_or_url))
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// return true;
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// bool dnssec_valid;
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// std::string address_str = tools::dns_utils::get_account_address_as_str_from_url(str_or_url, dnssec_valid, dns_confirm);
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// return !address_str.empty() &&
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// get_account_address_from_str(info, nettype, address_str);
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// }
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// //--------------------------------------------------------------------------------
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// bool operator ==(const cryptonote::transaction& a, const cryptonote::transaction& b) {
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// return cryptonote::get_transaction_hash(a) == cryptonote::get_transaction_hash(b);
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// }
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// bool operator ==(const cryptonote::block& a, const cryptonote::block& b) {
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// return cryptonote::get_block_hash(a) == cryptonote::get_block_hash(b);
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// }
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}
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//--------------------------------------------------------------------------------
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bool parse_hash256(const std::string &str_hash, crypto::hash& hash)
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{
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std::string buf;
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bool res = epee::string_tools::parse_hexstr_to_binbuff(str_hash, buf);
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if (!res || buf.size() != sizeof(crypto::hash))
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{
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MERROR("invalid hash format: " << str_hash);
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return false;
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}
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else
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{
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buf.copy(reinterpret_cast<char *>(&hash), sizeof(crypto::hash));
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return true;
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}
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}
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