| // Copyright 2017 The Crashpad Authors. All rights reserved. |
| // |
| // 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 |
| // |
| // 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 CRASHPAD_UTIL_MISC_ZLIB_H_ |
| #define CRASHPAD_UTIL_MISC_ZLIB_H_ |
| |
| #include <string> |
| |
| namespace crashpad { |
| |
| //! \brief Obtain a \a window_bits parameter to pass to `deflateInit2()` or |
| //! `inflateInit2()` that specifies a `gzip` wrapper instead of the default |
| //! zlib wrapper. |
| //! |
| //! \param[in] window_bits A \a window_bits value that only specifies the base-2 |
| //! logarithm of the deflate sliding window size. |
| //! |
| //! \return \a window_bits adjusted to specify a `gzip` wrapper, to be passed to |
| //! `deflateInit2()` or `inflateInit2()`. |
| int ZlibWindowBitsWithGzipWrapper(int window_bits); |
| |
| //! \brief Formats a string for an error received from the zlib library. |
| //! |
| //! \param[in] zr A zlib result code, such as `Z_STREAM_ERROR`. |
| //! |
| //! \return A formatted string. |
| std::string ZlibErrorString(int zr); |
| |
| } // namespace crashpad |
| |
| #endif // CRASHPAD_UTIL_MISC_ZLIB_H_ |
