other-licenses/snappy/src/snappy-sinksource.cc

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/other-licenses/snappy/src/snappy-sinksource.cc	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,72 @@
     1.4 +// Copyright 2011 Google Inc. All Rights Reserved.
     1.5 +//
     1.6 +// Redistribution and use in source and binary forms, with or without
     1.7 +// modification, are permitted provided that the following conditions are
     1.8 +// met:
     1.9 +//
    1.10 +//     * Redistributions of source code must retain the above copyright
    1.11 +// notice, this list of conditions and the following disclaimer.
    1.12 +//     * Redistributions in binary form must reproduce the above
    1.13 +// copyright notice, this list of conditions and the following disclaimer
    1.14 +// in the documentation and/or other materials provided with the
    1.15 +// distribution.
    1.16 +//     * Neither the name of Google Inc. nor the names of its
    1.17 +// contributors may be used to endorse or promote products derived from
    1.18 +// this software without specific prior written permission.
    1.19 +//
    1.20 +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
    1.21 +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
    1.22 +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
    1.23 +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
    1.24 +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
    1.25 +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
    1.26 +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
    1.27 +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
    1.28 +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    1.29 +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
    1.30 +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    1.31 +
    1.32 +#include <string.h>
    1.33 +
    1.34 +#include "snappy-sinksource.h"
    1.35 +
    1.36 +namespace snappy {
    1.37 +
    1.38 +Source::~Source() { }
    1.39 +
    1.40 +Sink::~Sink() { }
    1.41 +
    1.42 +char* Sink::GetAppendBuffer(size_t length, char* scratch) {
    1.43 +  return scratch;
    1.44 +}
    1.45 +
    1.46 +ByteArraySource::~ByteArraySource() { }
    1.47 +
    1.48 +size_t ByteArraySource::Available() const { return left_; }
    1.49 +
    1.50 +const char* ByteArraySource::Peek(size_t* len) {
    1.51 +  *len = left_;
    1.52 +  return ptr_;
    1.53 +}
    1.54 +
    1.55 +void ByteArraySource::Skip(size_t n) {
    1.56 +  left_ -= n;
    1.57 +  ptr_ += n;
    1.58 +}
    1.59 +
    1.60 +UncheckedByteArraySink::~UncheckedByteArraySink() { }
    1.61 +
    1.62 +void UncheckedByteArraySink::Append(const char* data, size_t n) {
    1.63 +  // Do no copying if the caller filled in the result of GetAppendBuffer()
    1.64 +  if (data != dest_) {
    1.65 +    memcpy(dest_, data, n);
    1.66 +  }
    1.67 +  dest_ += n;
    1.68 +}
    1.69 +
    1.70 +char* UncheckedByteArraySink::GetAppendBuffer(size_t len, char* scratch) {
    1.71 +  return dest_;
    1.72 +}
    1.73 +
    1.74 +
    1.75 +}

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