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| author | Adenilson Cavalcanti <adenilson.cavalcanti@arm.com> | 2019-08-09 19:12:20 +0000 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2019-08-09 19:12:20 +0000 |
| commit | ddd7b06cf8c34e638643f7ce888bfc7c56e96933 (patch) | |
| tree | 12f054245af4fe0c957d5f1272a9692c8fbd51dd /google/compression_utils_portable.h | |
| parent | 0f820c1d7165ba79e0429eab8b55c76f2be7d440 (diff) | |
| download | zlib-ddd7b06cf8c34e638643f7ce888bfc7c56e96933.tar.gz | |
Insulate portable GZipHelpers code
The helpers are portable code and don't depend on 'base' code,
this fixes a layer violation.
Another advantage is to make it easier to deploy Chromium's zlib i.e.
no need to write your own helpers.
Change-Id: I10a5452dd8835f1e1ec592d7c1c1cc3bb67f9e70
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1742295
Commit-Queue: Adenilson Cavalcanti <cavalcantii@chromium.org>
Reviewed-by: Chris Blume <cblume@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#685673}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 3b866f5cefa5e4d12af1d565ea779e727e4feca6
Diffstat (limited to 'google/compression_utils_portable.h')
| -rw-r--r-- | google/compression_utils_portable.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/google/compression_utils_portable.h b/google/compression_utils_portable.h new file mode 100644 index 0000000..5c07521 --- /dev/null +++ b/google/compression_utils_portable.h @@ -0,0 +1,33 @@ +/* compression_utils_portable.h + * + * Copyright 2019 The Chromium Authors. All rights reserved. + * Use of this source code is governed by a BSD-style license that can be + * found in the Chromium source repository LICENSE file. + */ +#ifndef THIRD_PARTY_ZLIB_GOOGLE_COMPRESSION_UTILS_PORTABLE_H_ +#define THIRD_PARTY_ZLIB_GOOGLE_COMPRESSION_UTILS_PORTABLE_H_ + +#if defined(USE_SYSTEM_ZLIB) +#include <zlib.h> +#else +#include "third_party/zlib/zlib.h" +#endif + +namespace zlib_internal { + +uLongf GZipExpectedCompressedSize(uLongf input_size); + +int GzipCompressHelper(Bytef* dest, + uLongf* dest_length, + const Bytef* source, + uLong source_length, + void* (*malloc_fn)(size_t), + void (*free_fn)(void*)); + +int GzipUncompressHelper(Bytef* dest, + uLongf* dest_length, + const Bytef* source, + uLong source_length); +} // namespace zlib_internal + +#endif // THIRD_PARTY_ZLIB_GOOGLE_COMPRESSION_UTILS_PORTABLE_H_ |