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- // Copyright 2011 Google Inc. All Rights Reserved.
- //
- // Redistribution and use in source and binary forms, with or without
- // modification, are permitted provided that the following conditions are
- // met:
- //
- // * Redistributions of source code must retain the above copyright
- // notice, this list of conditions and the following disclaimer.
- // * Redistributions in binary form must reproduce the above
- // copyright notice, this list of conditions and the following disclaimer
- // in the documentation and/or other materials provided with the
- // distribution.
- // * Neither the name of Google Inc. nor the names of its
- // contributors may be used to endorse or promote products derived from
- // this software without specific prior written permission.
- //
- // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- #include <string.h>
- #include "snappy-sinksource.h"
- namespace snappy {
- Source::~Source() { }
- Sink::~Sink() { }
- char* Sink::GetAppendBuffer(size_t length, char* scratch) {
- return scratch;
- }
- ByteArraySource::~ByteArraySource() { }
- size_t ByteArraySource::Available() const { return left_; }
- const char* ByteArraySource::Peek(size_t* len) {
- *len = left_;
- return ptr_;
- }
- void ByteArraySource::Skip(size_t n) {
- left_ -= n;
- ptr_ += n;
- }
- UncheckedByteArraySink::~UncheckedByteArraySink() { }
- void UncheckedByteArraySink::Append(const char* data, size_t n) {
- // Do no copying if the caller filled in the result of GetAppendBuffer()
- if (data != dest_) {
- memcpy(dest_, data, n);
- }
- dest_ += n;
- }
- char* UncheckedByteArraySink::GetAppendBuffer(size_t len, char* scratch) {
- return dest_;
- }
- }
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