| // Copyright 2011 Google Inc. 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. |
| |
| #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_; |
| } |
| |
| |
| } |