Bitcoin Core  22.99.0
P2P Digital Currency
net_types.cpp
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1 // Copyright (c) 2021 The Bitcoin Core developers
2 // Distributed under the MIT software license, see the accompanying
3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
4 
5 #include <net_types.h>
6 
7 #include <netaddress.h>
8 #include <netbase.h>
9 #include <univalue.h>
10 
12  : nVersion(json["version"].get_int()), nCreateTime(json["ban_created"].get_int64()),
13  nBanUntil(json["banned_until"].get_int64())
14 {
15 }
16 
18 {
20  json.pushKV("version", nVersion);
21  json.pushKV("ban_created", nCreateTime);
22  json.pushKV("banned_until", nBanUntil);
23  return json;
24 }
25 
26 static const char* BANMAN_JSON_ADDR_KEY = "address";
27 
35 {
36  UniValue bans_json(UniValue::VARR);
37  for (const auto& it : bans) {
38  const auto& address = it.first;
39  const auto& ban_entry = it.second;
40  UniValue j = ban_entry.ToJson();
41  j.pushKV(BANMAN_JSON_ADDR_KEY, address.ToString());
42  bans_json.push_back(j);
43  }
44  return bans_json;
45 }
46 
54 void BanMapFromJson(const UniValue& bans_json, banmap_t& bans)
55 {
56  for (const auto& ban_entry_json : bans_json.getValues()) {
57  CSubNet subnet;
58  const auto& subnet_str = ban_entry_json[BANMAN_JSON_ADDR_KEY].get_str();
59  if (!LookupSubNet(subnet_str, subnet)) {
60  throw std::runtime_error(
61  strprintf("Cannot parse banned address or subnet: %s", subnet_str));
62  }
63  bans.insert_or_assign(subnet, CBanEntry{ban_entry_json});
64  }
65 }
UniValue::VOBJ
@ VOBJ
Definition: univalue.h:21
LookupSubNet
bool LookupSubNet(const std::string &strSubnet, CSubNet &ret, DNSLookupFn dns_lookup_function)
Parse and resolve a specified subnet string into the appropriate internal representation.
Definition: netbase.cpp:676
BanMapToJson
UniValue BanMapToJson(const banmap_t &bans)
Convert a banmap_t object to a JSON array.
Definition: net_types.cpp:34
CBanEntry::CBanEntry
CBanEntry()
Definition: net_types.h:22
BanMapFromJson
void BanMapFromJson(const UniValue &bans_json, banmap_t &bans)
Convert a JSON array to a banmap_t object.
Definition: net_types.cpp:54
UniValue::pushKV
bool pushKV(const std::string &key, const UniValue &val)
Definition: univalue.cpp:133
UniValue
Definition: univalue.h:19
net_types.h
netaddress.h
univalue.h
CBanEntry::nVersion
int nVersion
Definition: net_types.h:18
CSubNet
Definition: netaddress.h:486
CBanEntry::nCreateTime
int64_t nCreateTime
Definition: net_types.h:19
BANMAN_JSON_ADDR_KEY
static const char * BANMAN_JSON_ADDR_KEY
Definition: net_types.cpp:26
strprintf
#define strprintf
Format arguments and return the string or write to given std::ostream (see tinyformat::format doc for...
Definition: tinyformat.h:1164
ankerl::nanobench::templates::json
char const * json() noexcept
Template to generate JSON data.
CBanEntry
Definition: net_types.h:14
CBanEntry::ToJson
UniValue ToJson() const
Generate a JSON representation of this ban entry.
Definition: net_types.cpp:17
UniValue::push_back
bool push_back(const UniValue &val)
Definition: univalue.cpp:108
CBanEntry::nBanUntil
int64_t nBanUntil
Definition: net_types.h:20
UniValue::getValues
const std::vector< UniValue > & getValues() const
Definition: univalue_get.cpp:83
banmap_t
std::map< CSubNet, CBanEntry > banmap_t
Definition: net_types.h:41
netbase.h
UniValue::VARR
@ VARR
Definition: univalue.h:21