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/** @file
@section license License
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements. See the NOTICE file
distributed with this work for additional information
regarding copyright ownership. The ASF licenses this file
to you 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
http://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.
*/
#ifndef __HASH_H__
#define __HASH_H__
#include <cstddef>
#include <stdint.h>
#include <ctype.h>
struct ATSHashBase {
virtual void update(const void *, size_t) = 0;
virtual void final(void) = 0;
virtual void clear(void) = 0;
virtual ~ATSHashBase();
};
struct ATSHash : ATSHashBase {
struct nullxfrm {
uint8_t
operator()(uint8_t byte) const
{
return byte;
}
};
struct nocase {
uint8_t
operator()(uint8_t byte) const
{
return toupper(byte);
}
};
virtual const void *get(void) const = 0;
virtual size_t size(void) const = 0;
virtual bool operator==(const ATSHash &) const;
};
struct ATSHash32 : ATSHashBase {
virtual uint32_t get(void) const = 0;
virtual bool operator==(const ATSHash32 &) const;
};
struct ATSHash64 : ATSHashBase {
virtual uint64_t get(void) const = 0;
virtual bool operator==(const ATSHash64 &) const;
};
#endif
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