| /* |
| * Copyright 2010 Google Inc. |
| * |
| * 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. |
| */ |
| |
| // Author: sligocki@google.com (Shawn Ligocki) |
| |
| #include "net/instaweb/http/public/http_response_parser.h" |
| |
| #include <cstdio> |
| #include "pagespeed/kernel/base/file_system.h" |
| #include "pagespeed/kernel/base/stack_buffer.h" |
| #include "pagespeed/kernel/base/string_util.h" |
| #include "pagespeed/kernel/base/writer.h" |
| #include "pagespeed/kernel/http/response_headers_parser.h" |
| |
| namespace net_instaweb { |
| |
| bool HttpResponseParser::ParseFile(FileSystem::InputFile* file) { |
| char buf[kStackBufferSize]; |
| int nread; |
| while (ok_ && ((nread = file->Read(buf, sizeof(buf), handler_)) > 0)) { |
| ParseChunk(StringPiece(buf, nread)); |
| } |
| return ok_; |
| } |
| |
| bool HttpResponseParser::Parse(FILE* stream) { |
| char buf[kStackBufferSize]; |
| int nread; |
| while (ok_ && ((nread = fread(buf, 1, sizeof(buf), stream)) > 0)) { |
| ParseChunk(StringPiece(buf, nread)); |
| } |
| return ok_; |
| } |
| |
| bool HttpResponseParser::ParseChunk(const StringPiece& data) { |
| if (reading_headers_) { |
| int consumed = parser_.ParseChunk(data, handler_); |
| if (parser_.headers_complete()) { |
| // In this chunk we may have picked up some of the body. |
| // Before we move to the next buffer, send it to the output |
| // stream. |
| ok_ = writer_->Write(data.substr(consumed), handler_); |
| reading_headers_ = false; |
| } |
| } else { |
| ok_ = writer_->Write(data, handler_); |
| } |
| return ok_; |
| } |
| |
| } // namespace net_instaweb |