64 lines
2 KiB
C++
64 lines
2 KiB
C++
#include <graphene/peerplays_sidechain/common/utils.hpp>
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#include <boost/algorithm/string.hpp>
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#include <boost/archive/iterators/base64_from_binary.hpp>
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#include <boost/archive/iterators/binary_from_base64.hpp>
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#include <boost/archive/iterators/transform_width.hpp>
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namespace graphene { namespace peerplays_sidechain {
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const std::string base64_padding[] = {"", "==", "="};
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std::string base64_encode(const std::string &s) {
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using namespace boost::archive::iterators;
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typedef base64_from_binary<transform_width<const char *, 6, 8>> base64_enc;
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std::stringstream os;
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std::copy(base64_enc(s.c_str()), base64_enc(s.c_str() + s.size()), std::ostream_iterator<char>(os));
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os << base64_padding[s.size() % 3];
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return os.str();
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}
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std::string base64_decode(const std::string &s) {
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using namespace boost::archive::iterators;
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typedef transform_width<binary_from_base64<const char *>, 8, 6> base64_dec;
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std::stringstream os;
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unsigned int size = s.size();
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if (size && s[size - 1] == '=') {
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--size;
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if (size && s[size - 1] == '=')
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--size;
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}
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if (size == 0)
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return std::string();
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std::copy(base64_dec(s.data()), base64_dec(s.data() + size), std::ostream_iterator<char>(os));
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return os.str();
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}
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std::string object_id_to_string(graphene::chain::object_id_type id) {
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std::string object_id = fc::to_string(id.space()) + "." +
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fc::to_string(id.type()) + "." +
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fc::to_string(id.instance());
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return object_id;
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}
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graphene::chain::object_id_type string_to_object_id(const std::string &id) {
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std::vector<std::string> strs;
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boost::split(strs, id, boost::is_any_of("."));
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if (strs.size() != 3) {
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elog("Wrong object_id format: ${id}", ("id", id));
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return graphene::chain::object_id_type{};
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}
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auto s = boost::lexical_cast<int>(strs.at(0));
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auto t = boost::lexical_cast<int>(strs.at(1));
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return graphene::chain::object_id_type{(uint8_t)s, (uint8_t)t, boost::lexical_cast<uint64_t>(strs.at(2))};
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}
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}} // namespace graphene::peerplays_sidechain
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