1/* Copyright 2015 The TensorFlow Authors. All Rights Reserved.
2
3Licensed under the Apache License, Version 2.0 (the "License");
4you may not use this file except in compliance with the License.
5You may obtain a copy of the License at
6
7 http://www.apache.org/licenses/LICENSE-2.0
8
9Unless required by applicable law or agreed to in writing, software
10distributed under the License is distributed on an "AS IS" BASIS,
11WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12See the License for the specific language governing permissions and
13limitations under the License.
14==============================================================================*/
15
16#ifndef TENSORFLOW_TSL_PLATFORM_SNAPPY_H_
17#define TENSORFLOW_TSL_PLATFORM_SNAPPY_H_
18
19#include "tensorflow/tsl/platform/types.h"
20
21#if !defined(PLATFORM_WINDOWS)
22#include <sys/uio.h>
23#else
24namespace tsl {
25struct iovec {
26 void* iov_base;
27 size_t iov_len;
28};
29} // namespace tsl
30#endif
31
32namespace tsl {
33namespace port {
34
35// Snappy compression/decompression support
36bool Snappy_Compress(const char* input, size_t length, string* output);
37
38bool Snappy_GetUncompressedLength(const char* input, size_t length,
39 size_t* result);
40bool Snappy_Uncompress(const char* input, size_t length, char* output);
41
42bool Snappy_UncompressToIOVec(const char* compressed, size_t compressed_length,
43 const struct iovec* iov, size_t iov_cnt);
44
45} // namespace port
46} // namespace tsl
47
48#endif // TENSORFLOW_TSL_PLATFORM_SNAPPY_H_
49