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