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| author | hclam@chromium.org <hclam@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2010-07-07 22:17:44 +0000 |
|---|---|---|
| committer | hclam@chromium.org <hclam@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2010-07-07 22:17:44 +0000 |
| commit | bfb6a560ee1f95a5350e280e61a5a3d2e01b92c2 (patch) | |
| tree | 2c4c231716b6aa30ace2c3dd1f83f172337368f0 /remoting/base/compressor.h | |
| parent | 2e7c2aa7179907202155d4714913e0a0724e11a5 (diff) | |
| download | chromium_src-bfb6a560ee1f95a5350e280e61a5a3d2e01b92c2.zip chromium_src-bfb6a560ee1f95a5350e280e61a5a3d2e01b92c2.tar.gz chromium_src-bfb6a560ee1f95a5350e280e61a5a3d2e01b92c2.tar.bz2 | |
zlib decompression for chromoting
Using zlib for decompression. Also revised the API and usage of zlib
for compression.
TEST=none
BUG=none
Review URL: http://codereview.chromium.org/2815043
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@51785 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'remoting/base/compressor.h')
| -rw-r--r-- | remoting/base/compressor.h | 25 |
1 files changed, 9 insertions, 16 deletions
diff --git a/remoting/base/compressor.h b/remoting/base/compressor.h index 4c242bd..fd4c412 100644 --- a/remoting/base/compressor.h +++ b/remoting/base/compressor.h @@ -21,27 +21,20 @@ class Compressor { // Compress |input_data| with |input_size| bytes. // // |output_data| is provided by the caller and |output_size| is the - // size of |output_data|. + // size of |output_data|. |output_size| must be greater than 0. + // + // |input_size| is set to 0 to indicate the end of input stream. // // Compressed data is written to |output_data|. |consumed| will // contain the number of bytes consumed from the input. |written| // contains the number of bytes written to output. - virtual void Write(const uint8* input_data, int input_size, - uint8* output_data, int output_size, - int* consumed, int* written) = 0; - - // Flush all the remaining data in the compressor. - // - // |output_data| is provided by the caller and |output_size| is called - // with the size of |output_data|. - // - // Output data is written to |output_data| and |written| contains the - // number of bytes written. // - // Returns true if |output_data| is not large enough to carry all - // compressed data and caller needs to call Flush() again. - virtual bool Flush(uint8* output_data, int output_size, - int* written) = 0; + // Returns true if this method needs to be called again because + // there is more data to be written out. This is particularly + // useful for end of the compression stream. + virtual bool Process(const uint8* input_data, int input_size, + uint8* output_data, int output_size, + int* consumed, int* written) = 0; }; } // namespace remoting |