variable_length.h - mozsearch

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/* Copyright 2015 Google Inc. All Rights Reserved.

   Distributed under MIT license.

   See file LICENSE for detail or copy at https://opensource.org/licenses/MIT

*/

/* Helper functions for woff2 variable length types: 255UInt16 and UIntBase128 */

#ifndef WOFF2_VARIABLE_LENGTH_H_

#define WOFF2_VARIABLE_LENGTH_H_

#include <inttypes.h>

#include <vector>

#include "./buffer.h"

namespace woff2 {

size_t Size255UShort(uint16_t value);

bool Read255UShort(Buffer* buf, unsigned int* value);

void Write255UShort(std::vector<uint8_t>* out, int value);

void Store255UShort(int val, size_t* offset, uint8_t* dst);

size_t Base128Size(size_t n);

bool ReadBase128(Buffer* buf, uint32_t* value);

void StoreBase128(size_t len, size_t* offset, uint8_t* dst);

} // namespace woff2

#endif  // WOFF2_VARIABLE_LENGTH_H_