url_request_simple_job.cc revision c2e0dbddbe15c98d52c4786dac06cb8952a8ae6d
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/url_request/url_request_simple_job.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/bind.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/compiler_specific.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/message_loop.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/base/io_buffer.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/base/net_errors.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/url_request/url_request_status.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace net { 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)URLRequestSimpleJob::URLRequestSimpleJob( 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) URLRequest* request, NetworkDelegate* network_delegate) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : URLRequestJob(request, network_delegate), 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) data_offset_(0), 20c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) weak_factory_(this) {} 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void URLRequestSimpleJob::Start() { 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Start reading asynchronously so that all error reporting and data 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // callbacks happen as they would for network requests. 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MessageLoop::current()->PostTask( 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FROM_HERE, 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::Bind(&URLRequestSimpleJob::StartAsync, 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) weak_factory_.GetWeakPtr())); 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool URLRequestSimpleJob::GetMimeType(std::string* mime_type) const { 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *mime_type = mime_type_; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool URLRequestSimpleJob::GetCharset(std::string* charset) { 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *charset = charset_; 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)URLRequestSimpleJob::~URLRequestSimpleJob() {} 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool URLRequestSimpleJob::ReadRawData(IOBuffer* buf, int buf_size, 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int* bytes_read) { 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(bytes_read); 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int remaining = static_cast<int>(data_.size()) - data_offset_; 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (buf_size > remaining) 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) buf_size = remaining; 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) memcpy(buf->data(), data_.data() + data_offset_, buf_size); 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) data_offset_ += buf_size; 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *bytes_read = buf_size; 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void URLRequestSimpleJob::StartAsync() { 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!request_) 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int result = GetData(&mime_type_, &charset_, &data_, 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::Bind(&URLRequestSimpleJob::OnGetDataCompleted, 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) weak_factory_.GetWeakPtr())); 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (result != ERR_IO_PENDING) 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OnGetDataCompleted(result); 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void URLRequestSimpleJob::OnGetDataCompleted(int result) { 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (result == OK) { 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Notify that the headers are complete 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NotifyHeadersComplete(); 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NotifyStartError(URLRequestStatus(URLRequestStatus::FAILED, result)); 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace net 76