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Contents
// Copyright 2021 The Abseil Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "absl/strings/internal/cord_rep_crc.h"
#include <cassert>
#include <cstdint>
#include "absl/base/config.h"
#include "absl/strings/internal/cord_internal.h"
namespace absl {
ABSL_NAMESPACE_BEGIN
namespace cord_internal {
CordRepCrc* CordRepCrc::New(CordRep* child, uint32_t crc) {
assert(child != nullptr);
if (child->IsCrc()) {
if (child->refcount.IsOne()) {
child->crc()->crc = crc;
return child->crc();
}
CordRep* old = child;
child = old->crc()->child;
CordRep::Ref(child);
CordRep::Unref(old);
}
auto* new_cordrep = new CordRepCrc;
new_cordrep->length = child->length;
new_cordrep->tag = cord_internal::CRC;
new_cordrep->child = child;
new_cordrep->crc = crc;
return new_cordrep;
}
void CordRepCrc::Destroy(CordRepCrc* node) {
CordRep::Unref(node->child);
delete node;
}
} // namespace cord_internal
ABSL_NAMESPACE_END
} // namespace absl
Version data entries
21 entries across 21 versions & 2 rubygems