C++ (Cpp) unserialize_from_buffer Examples

Example #1

File: unit-emitter.cpp Project: jmarrama/hhvm

void UnitRepoProxy::GetUnitArraysStmt
                  ::get(UnitEmitter& ue) {
  RepoTxn txn(m_repo);
  if (!prepared()) {
    std::stringstream ssSelect;
    ssSelect << "SELECT arrayId,array FROM "
             << m_repo.table(m_repoId, "UnitArray")
             << " WHERE unitSn == @unitSn ORDER BY arrayId ASC;";
    txn.prepare(*this, ssSelect.str());
  }
  RepoTxnQuery query(txn, *this);
  query.bindInt64("@unitSn", ue.m_sn);
  do {
    query.step();
    if (query.row()) {
      Id arrayId;        /**/ query.getId(0, arrayId);
      std::string key;   /**/ query.getStdString(1, key);
      Variant v = unserialize_from_buffer(key.data(), key.size());
      Id id UNUSED = ue.mergeArray(
        v.asArrRef().get(),
        ArrayData::GetScalarArrayKey(key.c_str(), key.size()));
      assert(id == arrayId);
    }
  } while (!query.done());
  txn.commit();
}

Example #2

File: ext_memcache.cpp Project: DieterLutz/hhvm

static Variant unserialize_if_serialized(const char *payload,
                                         size_t payload_len,
                                         uint32_t flags) {
  Variant ret = uninit_null();
  if (flags & MMC_SERIALIZED) {
    ret = unserialize_from_buffer(payload, payload_len);
  } else {
    ret = String(payload, payload_len, CopyString);
  }
  return ret;
 }

Example #3

File: array_util.cpp Project: dacongy/hiphop-php

void ArrayUtil::InitScalarArrays(Array arrs[], int nArrs,
                                 const char *scalarArrayData,
                                 int scalarArrayDataSize) {
  int len = scalarArrayDataSize;
  char *uncompressed = gzdecode(scalarArrayData, len);
  if (uncompressed == nullptr) {
    throw Exception("Bad scalarArrayData %p", scalarArrayData);
  }
  Variant v(unserialize_from_buffer(uncompressed, len));
  assert(v.isArray());
  Array scalarArrays =  v;
  assert(scalarArrays.size() == nArrs);
  for (int i = 0; i < nArrs; i++) {
    arrs[i] = scalarArrays[i];
    arrs[i].setEvalScalar();
  }
}

Example #4

File: ext_memcache.cpp Project: CyaLiven/hiphop-php

Variant static memcache_fetch_from_storage(const char *payload,
                                           size_t payload_len,
                                           uint32_t flags) {
  Variant ret = uninit_null();

  if (flags & MMC_COMPRESSED) {
    raise_warning("Unable to handle compressed values yet");
    return uninit_null();
  }

  if (flags & MMC_SERIALIZED) {
    ret = unserialize_from_buffer(payload, payload_len);
  } else {
    ret = String(payload, payload_len, CopyString);
  }

  return ret;
}